Commit | Line | Data |
---|---|---|
79072805 LW |
1 | /*********************************************************** |
2 | * | |
3 | * $Header: /usr/src/local/lwall/perl5/RCS/pp.c, v 4.1 92/08/07 18:26:21 lwall Exp Locker: lwall $ | |
4 | * | |
5 | * Description: | |
6 | * Push/Pop code. | |
7 | * | |
8 | * Standards: | |
9 | * | |
10 | * Created: | |
11 | * Mon Jun 15 16:45:59 1992 | |
12 | * | |
13 | * Author: | |
14 | * Larry Wall <lwall@netlabs.com> | |
15 | * | |
16 | * $Log: pp.c, v $ | |
17 | * Revision 4.1 92/08/07 18:26:21 lwall | |
18 | * | |
19 | * | |
20 | **********************************************************/ | |
21 | ||
22 | #include "EXTERN.h" | |
23 | #include "perl.h" | |
24 | ||
25 | #ifdef HAS_SOCKET | |
26 | #include <sys/socket.h> | |
27 | #include <netdb.h> | |
28 | #ifndef ENOTSOCK | |
29 | #include <net/errno.h> | |
30 | #endif | |
31 | #endif | |
32 | ||
33 | #ifdef HAS_SELECT | |
34 | #ifdef I_SYS_SELECT | |
35 | #ifndef I_SYS_TIME | |
36 | #include <sys/select.h> | |
37 | #endif | |
38 | #endif | |
39 | #endif | |
40 | ||
41 | #ifdef HOST_NOT_FOUND | |
42 | extern int h_errno; | |
43 | #endif | |
44 | ||
45 | #ifdef I_PWD | |
46 | #include <pwd.h> | |
47 | #endif | |
48 | #ifdef I_GRP | |
49 | #include <grp.h> | |
50 | #endif | |
51 | #ifdef I_UTIME | |
52 | #include <utime.h> | |
53 | #endif | |
54 | #ifdef I_FCNTL | |
55 | #include <fcntl.h> | |
56 | #endif | |
57 | #ifdef I_SYS_FILE | |
58 | #include <sys/file.h> | |
59 | #endif | |
60 | ||
8990e307 LW |
61 | #ifdef STANDARD_C |
62 | # include <stdarg.h> | |
63 | #else | |
64 | # ifdef I_VARARGS | |
65 | # include <varargs.h> | |
66 | # endif | |
79072805 LW |
67 | #endif |
68 | ||
463ee0b2 LW |
69 | static I32 dopoptosub P((I32 startingblock)); |
70 | ||
79072805 LW |
71 | /* Nothing. */ |
72 | ||
73 | PP(pp_null) | |
74 | { | |
75 | return NORMAL; | |
76 | } | |
77 | ||
93a17b20 LW |
78 | PP(pp_stub) |
79 | { | |
80 | dSP; | |
81 | if (GIMME != G_ARRAY) { | |
82 | XPUSHs(&sv_undef); | |
83 | } | |
84 | RETURN; | |
85 | } | |
86 | ||
79072805 LW |
87 | PP(pp_scalar) |
88 | { | |
89 | return NORMAL; | |
90 | } | |
91 | ||
92 | /* Pushy stuff. */ | |
93 | ||
94 | PP(pp_pushmark) | |
95 | { | |
96 | if (++markstack_ptr == markstack_max) { | |
97 | I32 oldmax = markstack_max - markstack; | |
98 | I32 newmax = oldmax * 3 / 2; | |
99 | ||
100 | Renew(markstack, newmax, I32); | |
101 | markstack_ptr = markstack + oldmax; | |
102 | markstack_max = markstack + newmax; | |
103 | } | |
104 | *markstack_ptr = stack_sp - stack_base; | |
105 | return NORMAL; | |
106 | } | |
107 | ||
108 | PP(pp_wantarray) | |
109 | { | |
110 | dSP; | |
111 | I32 cxix; | |
112 | EXTEND(SP, 1); | |
113 | ||
114 | cxix = dopoptosub(cxstack_ix); | |
115 | if (cxix < 0) | |
116 | RETPUSHUNDEF; | |
117 | ||
118 | if (cxstack[cxix].blk_gimme == G_ARRAY) | |
119 | RETPUSHYES; | |
120 | else | |
121 | RETPUSHNO; | |
122 | } | |
123 | ||
79072805 LW |
124 | PP(pp_const) |
125 | { | |
126 | dSP; | |
127 | XPUSHs(cSVOP->op_sv); | |
128 | RETURN; | |
129 | } | |
130 | ||
131 | static void | |
132 | ucase(s,send) | |
133 | register char *s; | |
134 | register char *send; | |
135 | { | |
136 | while (s < send) { | |
137 | if (isLOWER(*s)) | |
138 | *s = toupper(*s); | |
139 | s++; | |
140 | } | |
141 | } | |
142 | ||
143 | static void | |
144 | lcase(s,send) | |
145 | register char *s; | |
146 | register char *send; | |
147 | { | |
148 | while (s < send) { | |
149 | if (isUPPER(*s)) | |
150 | *s = tolower(*s); | |
151 | s++; | |
152 | } | |
153 | } | |
154 | ||
155 | PP(pp_interp) | |
156 | { | |
157 | DIE("panic: pp_interp"); | |
158 | } | |
159 | ||
160 | PP(pp_gvsv) | |
161 | { | |
162 | dSP; | |
163 | EXTEND(sp,1); | |
93a17b20 | 164 | if (op->op_flags & OPf_INTRO) |
79072805 LW |
165 | PUSHs(save_scalar(cGVOP->op_gv)); |
166 | else | |
167 | PUSHs(GvSV(cGVOP->op_gv)); | |
168 | RETURN; | |
169 | } | |
170 | ||
171 | PP(pp_gv) | |
172 | { | |
173 | dSP; | |
174 | XPUSHs((SV*)cGVOP->op_gv); | |
175 | RETURN; | |
176 | } | |
177 | ||
93a17b20 LW |
178 | PP(pp_padsv) |
179 | { | |
180 | dSP; dTARGET; | |
181 | XPUSHs(TARG); | |
8990e307 LW |
182 | if (op->op_flags & OPf_INTRO) |
183 | SAVECLEARSV(curpad[op->op_targ]); | |
93a17b20 LW |
184 | RETURN; |
185 | } | |
186 | ||
187 | PP(pp_padav) | |
188 | { | |
189 | dSP; dTARGET; | |
190 | XPUSHs(TARG); | |
8990e307 LW |
191 | if (op->op_flags & OPf_INTRO) |
192 | SAVECLEARSV(curpad[op->op_targ]); | |
93a17b20 LW |
193 | if (op->op_flags & OPf_LVAL) |
194 | RETURN; | |
195 | PUTBACK; | |
196 | return pp_rv2av(); | |
197 | } | |
198 | ||
199 | PP(pp_padhv) | |
200 | { | |
201 | dSP; dTARGET; | |
202 | XPUSHs(TARG); | |
8990e307 LW |
203 | if (op->op_flags & OPf_INTRO) |
204 | SAVECLEARSV(curpad[op->op_targ]); | |
93a17b20 LW |
205 | if (op->op_flags & OPf_LVAL) |
206 | RETURN; | |
207 | PUTBACK; | |
208 | return pp_rv2hv(); | |
209 | } | |
210 | ||
ed6116ce LW |
211 | PP(pp_padany) |
212 | { | |
213 | DIE("NOT IMPL LINE %d",__LINE__); | |
214 | } | |
215 | ||
79072805 LW |
216 | PP(pp_pushre) |
217 | { | |
218 | dSP; | |
219 | XPUSHs((SV*)op); | |
220 | RETURN; | |
221 | } | |
222 | ||
223 | /* Translations. */ | |
224 | ||
225 | PP(pp_rv2gv) | |
226 | { | |
227 | dSP; dTOPss; | |
ed6116ce LW |
228 | if (SvROK(sv)) { |
229 | sv = SvRV(sv); | |
79072805 LW |
230 | if (SvTYPE(sv) != SVt_PVGV) |
231 | DIE("Not a glob reference"); | |
232 | } | |
233 | else { | |
93a17b20 LW |
234 | if (SvTYPE(sv) != SVt_PVGV) { |
235 | if (!SvOK(sv)) | |
8990e307 | 236 | DIE(no_usym, "a glob"); |
463ee0b2 | 237 | sv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE); |
93a17b20 | 238 | } |
79072805 | 239 | } |
93a17b20 | 240 | if (op->op_flags & OPf_INTRO) { |
79072805 LW |
241 | GP *ogp = GvGP(sv); |
242 | ||
243 | SSCHECK(3); | |
244 | SSPUSHPTR(sv); | |
245 | SSPUSHPTR(ogp); | |
246 | SSPUSHINT(SAVEt_GP); | |
247 | ||
248 | if (op->op_flags & OPf_SPECIAL) | |
249 | GvGP(sv)->gp_refcnt++; /* will soon be assigned */ | |
250 | else { | |
251 | GP *gp; | |
252 | Newz(602,gp, 1, GP); | |
253 | GvGP(sv) = gp; | |
254 | GvREFCNT(sv) = 1; | |
255 | GvSV(sv) = NEWSV(72,0); | |
256 | GvLINE(sv) = curcop->cop_line; | |
257 | GvEGV(sv) = sv; | |
258 | } | |
259 | } | |
260 | SETs(sv); | |
261 | RETURN; | |
262 | } | |
263 | ||
264 | PP(pp_sv2len) | |
265 | { | |
266 | dSP; dTARGET; | |
267 | dPOPss; | |
268 | PUSHi(sv_len(sv)); | |
269 | RETURN; | |
270 | } | |
271 | ||
272 | PP(pp_rv2sv) | |
273 | { | |
274 | dSP; dTOPss; | |
275 | ||
ed6116ce LW |
276 | if (SvROK(sv)) { |
277 | sv = SvRV(sv); | |
79072805 LW |
278 | switch (SvTYPE(sv)) { |
279 | case SVt_PVAV: | |
280 | case SVt_PVHV: | |
281 | case SVt_PVCV: | |
282 | DIE("Not a scalar reference"); | |
283 | } | |
284 | } | |
285 | else { | |
463ee0b2 LW |
286 | GV *gv = sv; |
287 | if (SvTYPE(gv) != SVt_PVGV) { | |
93a17b20 | 288 | if (!SvOK(sv)) |
8990e307 | 289 | DIE(no_usym, "a scalar"); |
463ee0b2 LW |
290 | gv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE); |
291 | } | |
292 | sv = GvSV(gv); | |
293 | if (op->op_private == OP_RV2HV && | |
ed6116ce | 294 | (!SvROK(sv) || SvTYPE(SvRV(sv)) != SVt_PVHV)) { |
8990e307 | 295 | SvREFCNT_dec(sv); |
463ee0b2 | 296 | sv = NEWSV(0,0); |
ed6116ce | 297 | sv_upgrade(sv, SVt_RV); |
8990e307 | 298 | SvRV(sv) = SvREFCNT_inc(newHV()); |
ed6116ce | 299 | SvROK_on(sv); |
8990e307 | 300 | ++sv_rvcount; |
463ee0b2 LW |
301 | GvSV(gv) = sv; |
302 | } | |
303 | else if (op->op_private == OP_RV2AV && | |
ed6116ce | 304 | (!SvROK(sv) || SvTYPE(SvRV(sv)) != SVt_PVAV)) { |
8990e307 | 305 | SvREFCNT_dec(sv); |
463ee0b2 | 306 | sv = NEWSV(0,0); |
ed6116ce | 307 | sv_upgrade(sv, SVt_RV); |
8990e307 | 308 | SvRV(sv) = SvREFCNT_inc(newAV()); |
ed6116ce | 309 | SvROK_on(sv); |
8990e307 | 310 | ++sv_rvcount; |
463ee0b2 | 311 | GvSV(gv) = sv; |
93a17b20 | 312 | } |
79072805 | 313 | } |
93a17b20 | 314 | if (op->op_flags & OPf_INTRO) |
79072805 LW |
315 | SETs(save_scalar((GV*)TOPs)); |
316 | else | |
317 | SETs(sv); | |
318 | RETURN; | |
319 | } | |
320 | ||
321 | PP(pp_av2arylen) | |
322 | { | |
323 | dSP; | |
324 | AV *av = (AV*)TOPs; | |
325 | SV *sv = AvARYLEN(av); | |
326 | if (!sv) { | |
327 | AvARYLEN(av) = sv = NEWSV(0,0); | |
328 | sv_upgrade(sv, SVt_IV); | |
329 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
330 | } | |
331 | SETs(sv); | |
332 | RETURN; | |
333 | } | |
334 | ||
335 | PP(pp_rv2cv) | |
336 | { | |
337 | dSP; | |
338 | SV *sv; | |
339 | GV *gv; | |
340 | HV *stash; | |
8990e307 LW |
341 | |
342 | /* We always try to add a non-existent subroutine in case of AUTOLOAD. */ | |
343 | CV *cv = sv_2cv(TOPs, &stash, &gv, TRUE); | |
79072805 LW |
344 | |
345 | SETs((SV*)cv); | |
346 | RETURN; | |
347 | } | |
348 | ||
349 | PP(pp_refgen) | |
350 | { | |
351 | dSP; dTOPss; | |
352 | SV* rv; | |
353 | if (!sv) | |
354 | RETSETUNDEF; | |
8990e307 | 355 | rv = sv_newmortal(); |
ed6116ce | 356 | sv_upgrade(rv, SVt_RV); |
8990e307 | 357 | SvRV(rv) = SvREFCNT_inc(sv); |
ed6116ce | 358 | SvROK_on(rv); |
8990e307 | 359 | ++sv_rvcount; |
79072805 LW |
360 | SETs(rv); |
361 | RETURN; | |
362 | } | |
363 | ||
364 | PP(pp_ref) | |
365 | { | |
463ee0b2 LW |
366 | dSP; dTARGET; |
367 | SV *sv; | |
79072805 LW |
368 | char *pv; |
369 | ||
463ee0b2 LW |
370 | if (MAXARG < 1) { |
371 | sv = GvSV(defgv); | |
372 | EXTEND(SP, 1); | |
373 | } | |
374 | else | |
375 | sv = POPs; | |
ed6116ce | 376 | if (!SvROK(sv)) |
463ee0b2 | 377 | RETPUSHUNDEF; |
79072805 | 378 | |
ed6116ce LW |
379 | sv = SvRV(sv); |
380 | if (SvOBJECT(sv)) | |
79072805 LW |
381 | pv = HvNAME(SvSTASH(sv)); |
382 | else { | |
383 | switch (SvTYPE(sv)) { | |
79072805 LW |
384 | case SVt_NULL: |
385 | case SVt_IV: | |
386 | case SVt_NV: | |
ed6116ce | 387 | case SVt_RV: |
79072805 LW |
388 | case SVt_PV: |
389 | case SVt_PVIV: | |
390 | case SVt_PVNV: | |
391 | case SVt_PVMG: | |
ed6116ce LW |
392 | case SVt_PVBM: |
393 | if (SvROK(sv)) | |
394 | pv = "REF"; | |
395 | else | |
396 | pv = "SCALAR"; | |
397 | break; | |
79072805 LW |
398 | case SVt_PVLV: pv = "LVALUE"; break; |
399 | case SVt_PVAV: pv = "ARRAY"; break; | |
400 | case SVt_PVHV: pv = "HASH"; break; | |
401 | case SVt_PVCV: pv = "CODE"; break; | |
402 | case SVt_PVGV: pv = "GLOB"; break; | |
403 | case SVt_PVFM: pv = "FORMLINE"; break; | |
404 | default: pv = "UNKNOWN"; break; | |
405 | } | |
406 | } | |
463ee0b2 | 407 | PUSHp(pv, strlen(pv)); |
79072805 LW |
408 | RETURN; |
409 | } | |
410 | ||
411 | PP(pp_bless) | |
412 | { | |
463ee0b2 | 413 | dSP; |
79072805 | 414 | register SV* ref; |
463ee0b2 LW |
415 | SV *sv; |
416 | HV *stash; | |
79072805 | 417 | |
463ee0b2 LW |
418 | if (MAXARG == 1) |
419 | stash = curcop->cop_stash; | |
420 | else | |
421 | stash = fetch_stash(POPs, TRUE); | |
79072805 | 422 | |
463ee0b2 | 423 | sv = TOPs; |
ed6116ce | 424 | if (!SvROK(sv)) |
463ee0b2 | 425 | DIE("Can't bless non-reference value"); |
ed6116ce LW |
426 | ref = SvRV(sv); |
427 | SvOBJECT_on(ref); | |
79072805 | 428 | SvUPGRADE(ref, SVt_PVMG); |
8990e307 | 429 | SvSTASH(ref) = (HV*)SvREFCNT_inc(stash); |
79072805 LW |
430 | RETURN; |
431 | } | |
432 | ||
433 | /* Pushy I/O. */ | |
434 | ||
435 | PP(pp_backtick) | |
436 | { | |
437 | dSP; dTARGET; | |
438 | FILE *fp; | |
439 | char *tmps = POPp; | |
79072805 | 440 | TAINT_PROPER("``"); |
79072805 LW |
441 | fp = my_popen(tmps, "r"); |
442 | if (fp) { | |
443 | sv_setpv(TARG, ""); /* note that this preserves previous buffer */ | |
444 | if (GIMME == G_SCALAR) { | |
445 | while (sv_gets(TARG, fp, SvCUR(TARG)) != Nullch) | |
446 | /*SUPPRESS 530*/ | |
447 | ; | |
448 | XPUSHs(TARG); | |
449 | } | |
450 | else { | |
451 | SV *sv; | |
452 | ||
453 | for (;;) { | |
454 | sv = NEWSV(56, 80); | |
455 | if (sv_gets(sv, fp, 0) == Nullch) { | |
8990e307 | 456 | SvREFCNT_dec(sv); |
79072805 LW |
457 | break; |
458 | } | |
459 | XPUSHs(sv_2mortal(sv)); | |
460 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
461 | SvLEN_set(sv, SvCUR(sv)+1); | |
463ee0b2 | 462 | Renew(SvPVX(sv), SvLEN(sv), char); |
79072805 LW |
463 | } |
464 | } | |
465 | } | |
466 | statusvalue = my_pclose(fp); | |
467 | } | |
468 | else { | |
469 | statusvalue = -1; | |
470 | if (GIMME == G_SCALAR) | |
471 | RETPUSHUNDEF; | |
472 | } | |
473 | ||
474 | RETURN; | |
475 | } | |
476 | ||
477 | OP * | |
478 | do_readline() | |
479 | { | |
480 | dSP; dTARGETSTACKED; | |
481 | register SV *sv; | |
482 | STRLEN tmplen; | |
483 | STRLEN offset; | |
484 | FILE *fp; | |
485 | register IO *io = GvIO(last_in_gv); | |
486 | register I32 type = op->op_type; | |
487 | ||
488 | fp = Nullfp; | |
489 | if (io) { | |
8990e307 | 490 | fp = IoIFP(io); |
79072805 | 491 | if (!fp) { |
8990e307 LW |
492 | if (IoFLAGS(io) & IOf_ARGV) { |
493 | if (IoFLAGS(io) & IOf_START) { | |
494 | IoFLAGS(io) &= ~IOf_START; | |
495 | IoLINES(io) = 0; | |
79072805 LW |
496 | if (av_len(GvAVn(last_in_gv)) < 0) { |
497 | SV *tmpstr = newSVpv("-", 1); /* assume stdin */ | |
498 | (void)av_push(GvAVn(last_in_gv), tmpstr); | |
499 | } | |
500 | } | |
501 | fp = nextargv(last_in_gv); | |
8990e307 | 502 | if (!fp) { /* Note: fp != IoIFP(io) */ |
79072805 | 503 | (void)do_close(last_in_gv, FALSE); /* now it does*/ |
8990e307 | 504 | IoFLAGS(io) |= IOf_START; |
79072805 LW |
505 | } |
506 | } | |
507 | else if (type == OP_GLOB) { | |
508 | SV *tmpcmd = NEWSV(55, 0); | |
509 | SV *tmpglob = POPs; | |
8990e307 LW |
510 | ENTER; |
511 | SAVEFREESV(tmpcmd); | |
79072805 LW |
512 | #ifdef DOSISH |
513 | sv_setpv(tmpcmd, "perlglob "); | |
514 | sv_catsv(tmpcmd, tmpglob); | |
515 | sv_catpv(tmpcmd, " |"); | |
516 | #else | |
517 | #ifdef CSH | |
518 | sv_setpvn(tmpcmd, cshname, cshlen); | |
519 | sv_catpv(tmpcmd, " -cf 'set nonomatch; glob "); | |
520 | sv_catsv(tmpcmd, tmpglob); | |
521 | sv_catpv(tmpcmd, "'|"); | |
522 | #else | |
523 | sv_setpv(tmpcmd, "echo "); | |
524 | sv_catsv(tmpcmd, tmpglob); | |
525 | sv_catpv(tmpcmd, "|tr -s ' \t\f\r' '\\012\\012\\012\\012'|"); | |
526 | #endif /* !CSH */ | |
527 | #endif /* !MSDOS */ | |
463ee0b2 | 528 | (void)do_open(last_in_gv, SvPVX(tmpcmd), SvCUR(tmpcmd)); |
8990e307 LW |
529 | fp = IoIFP(io); |
530 | LEAVE; | |
79072805 LW |
531 | } |
532 | } | |
533 | else if (type == OP_GLOB) | |
534 | SP--; | |
535 | } | |
536 | if (!fp) { | |
537 | if (dowarn) | |
538 | warn("Read on closed filehandle <%s>", GvENAME(last_in_gv)); | |
539 | if (GIMME == G_SCALAR) | |
540 | RETPUSHUNDEF; | |
541 | RETURN; | |
542 | } | |
543 | if (GIMME == G_ARRAY) { | |
544 | sv = sv_2mortal(NEWSV(57, 80)); | |
545 | offset = 0; | |
546 | } | |
547 | else { | |
548 | sv = TARG; | |
549 | SvUPGRADE(sv, SVt_PV); | |
550 | tmplen = SvLEN(sv); /* remember if already alloced */ | |
551 | if (!tmplen) | |
552 | Sv_Grow(sv, 80); /* try short-buffering it */ | |
553 | if (type == OP_RCATLINE) | |
554 | offset = SvCUR(sv); | |
555 | else | |
556 | offset = 0; | |
557 | } | |
558 | for (;;) { | |
559 | if (!sv_gets(sv, fp, offset)) { | |
560 | clearerr(fp); | |
8990e307 | 561 | if (IoFLAGS(io) & IOf_ARGV) { |
79072805 LW |
562 | fp = nextargv(last_in_gv); |
563 | if (fp) | |
564 | continue; | |
565 | (void)do_close(last_in_gv, FALSE); | |
8990e307 | 566 | IoFLAGS(io) |= IOf_START; |
79072805 LW |
567 | } |
568 | else if (type == OP_GLOB) { | |
569 | (void)do_close(last_in_gv, FALSE); | |
570 | } | |
571 | if (GIMME == G_SCALAR) | |
572 | RETPUSHUNDEF; | |
573 | RETURN; | |
574 | } | |
8990e307 | 575 | IoLINES(io)++; |
79072805 | 576 | XPUSHs(sv); |
463ee0b2 LW |
577 | if (tainting) { |
578 | tainted = TRUE; | |
579 | SvTAINT(sv); /* Anything from the outside world...*/ | |
580 | } | |
79072805 LW |
581 | if (type == OP_GLOB) { |
582 | char *tmps; | |
583 | ||
584 | if (SvCUR(sv) > 0) | |
585 | SvCUR(sv)--; | |
586 | if (*SvEND(sv) == rschar) | |
587 | *SvEND(sv) = '\0'; | |
588 | else | |
589 | SvCUR(sv)++; | |
463ee0b2 | 590 | for (tmps = SvPVX(sv); *tmps; tmps++) |
79072805 | 591 | if (!isALPHA(*tmps) && !isDIGIT(*tmps) && |
93a17b20 | 592 | strchr("$&*(){}[]'\";\\|?<>~`", *tmps)) |
79072805 | 593 | break; |
463ee0b2 | 594 | if (*tmps && stat(SvPVX(sv), &statbuf) < 0) { |
79072805 LW |
595 | POPs; /* Unmatched wildcard? Chuck it... */ |
596 | continue; | |
597 | } | |
598 | } | |
599 | if (GIMME == G_ARRAY) { | |
600 | if (SvLEN(sv) - SvCUR(sv) > 20) { | |
601 | SvLEN_set(sv, SvCUR(sv)+1); | |
463ee0b2 | 602 | Renew(SvPVX(sv), SvLEN(sv), char); |
79072805 LW |
603 | } |
604 | sv = sv_2mortal(NEWSV(58, 80)); | |
605 | continue; | |
606 | } | |
607 | else if (!tmplen && SvLEN(sv) - SvCUR(sv) > 80) { | |
608 | /* try to reclaim a bit of scalar space (only on 1st alloc) */ | |
609 | if (SvCUR(sv) < 60) | |
610 | SvLEN_set(sv, 80); | |
611 | else | |
612 | SvLEN_set(sv, SvCUR(sv)+40); /* allow some slop */ | |
463ee0b2 | 613 | Renew(SvPVX(sv), SvLEN(sv), char); |
79072805 LW |
614 | } |
615 | RETURN; | |
616 | } | |
617 | } | |
618 | ||
619 | PP(pp_glob) | |
620 | { | |
621 | OP *result; | |
622 | ENTER; | |
623 | SAVEINT(rschar); | |
624 | SAVEINT(rslen); | |
625 | ||
626 | SAVESPTR(last_in_gv); /* We don't want this to be permanent. */ | |
627 | last_in_gv = (GV*)*stack_sp--; | |
628 | ||
629 | rslen = 1; | |
630 | #ifdef DOSISH | |
631 | rschar = 0; | |
632 | #else | |
633 | #ifdef CSH | |
634 | rschar = 0; | |
635 | #else | |
636 | rschar = '\n'; | |
637 | #endif /* !CSH */ | |
638 | #endif /* !MSDOS */ | |
639 | result = do_readline(); | |
640 | LEAVE; | |
641 | return result; | |
642 | } | |
643 | ||
644 | PP(pp_readline) | |
645 | { | |
646 | last_in_gv = (GV*)(*stack_sp--); | |
647 | return do_readline(); | |
648 | } | |
649 | ||
650 | PP(pp_indread) | |
651 | { | |
463ee0b2 | 652 | last_in_gv = gv_fetchpv(SvPVx(GvSV((GV*)(*stack_sp--)), na), TRUE); |
79072805 LW |
653 | return do_readline(); |
654 | } | |
655 | ||
656 | PP(pp_rcatline) | |
657 | { | |
658 | last_in_gv = cGVOP->op_gv; | |
659 | return do_readline(); | |
660 | } | |
661 | ||
463ee0b2 LW |
662 | PP(pp_regcmaybe) |
663 | { | |
664 | return NORMAL; | |
665 | } | |
666 | ||
79072805 LW |
667 | PP(pp_regcomp) { |
668 | dSP; | |
669 | register PMOP *pm = (PMOP*)cLOGOP->op_other; | |
670 | register char *t; | |
671 | I32 global; | |
672 | SV *tmpstr; | |
673 | register REGEXP *rx = pm->op_pmregexp; | |
463ee0b2 | 674 | STRLEN len; |
79072805 LW |
675 | |
676 | global = pm->op_pmflags & PMf_GLOBAL; | |
677 | tmpstr = POPs; | |
463ee0b2 | 678 | t = SvPV(tmpstr, len); |
79072805 LW |
679 | if (!global && rx) |
680 | regfree(rx); | |
681 | pm->op_pmregexp = Null(REGEXP*); /* crucial if regcomp aborts */ | |
463ee0b2 | 682 | pm->op_pmregexp = regcomp(t, t + len, |
79072805 LW |
683 | pm->op_pmflags & PMf_FOLD); |
684 | if (!pm->op_pmregexp->prelen && curpm) | |
685 | pm = curpm; | |
686 | if (pm->op_pmflags & PMf_KEEP) { | |
687 | if (!(pm->op_pmflags & PMf_FOLD)) | |
688 | scan_prefix(pm, pm->op_pmregexp->precomp, | |
689 | pm->op_pmregexp->prelen); | |
690 | pm->op_pmflags &= ~PMf_RUNTIME; /* no point compiling again */ | |
691 | hoistmust(pm); | |
463ee0b2 | 692 | cLOGOP->op_first->op_next = op->op_next; |
79072805 LW |
693 | /* XXX delete push code */ |
694 | } | |
695 | RETURN; | |
696 | } | |
697 | ||
698 | PP(pp_match) | |
699 | { | |
700 | dSP; dTARG; | |
701 | register PMOP *pm = cPMOP; | |
702 | register char *t; | |
703 | register char *s; | |
704 | char *strend; | |
705 | SV *tmpstr; | |
79072805 LW |
706 | I32 global; |
707 | I32 safebase; | |
708 | char *truebase; | |
709 | register REGEXP *rx = pm->op_pmregexp; | |
710 | I32 gimme = GIMME; | |
463ee0b2 | 711 | STRLEN len; |
79072805 | 712 | |
79072805 LW |
713 | if (op->op_flags & OPf_STACKED) |
714 | TARG = POPs; | |
715 | else { | |
716 | TARG = GvSV(defgv); | |
717 | EXTEND(SP,1); | |
718 | } | |
463ee0b2 LW |
719 | s = SvPV(TARG, len); |
720 | strend = s + len; | |
79072805 LW |
721 | if (!s) |
722 | DIE("panic: do_match"); | |
723 | ||
724 | if (pm->op_pmflags & PMf_USED) { | |
725 | if (gimme == G_ARRAY) | |
726 | RETURN; | |
727 | RETPUSHNO; | |
728 | } | |
729 | ||
730 | if (!rx->prelen && curpm) { | |
731 | pm = curpm; | |
732 | rx = pm->op_pmregexp; | |
733 | } | |
734 | truebase = t = s; | |
93a17b20 LW |
735 | if (global = pm->op_pmflags & PMf_GLOBAL) { |
736 | rx->startp[0] = 0; | |
737 | if (SvTYPE(TARG) >= SVt_PVMG && SvMAGIC(TARG)) { | |
738 | MAGIC* mg = mg_find(TARG, 'g'); | |
739 | if (mg && mg->mg_ptr) { | |
740 | rx->startp[0] = mg->mg_ptr; | |
741 | rx->endp[0] = mg->mg_ptr + mg->mg_len; | |
742 | } | |
743 | } | |
744 | } | |
745 | safebase = (gimme == G_ARRAY) || global; | |
746 | ||
79072805 LW |
747 | play_it_again: |
748 | if (global && rx->startp[0]) { | |
749 | t = s = rx->endp[0]; | |
750 | if (s == rx->startp[0]) | |
751 | s++, t++; | |
752 | if (s > strend) | |
753 | goto nope; | |
754 | } | |
93a17b20 | 755 | if (pm->op_pmshort) { |
79072805 LW |
756 | if (pm->op_pmflags & PMf_SCANFIRST) { |
757 | if (SvSCREAM(TARG)) { | |
758 | if (screamfirst[BmRARE(pm->op_pmshort)] < 0) | |
759 | goto nope; | |
760 | else if (!(s = screaminstr(TARG, pm->op_pmshort))) | |
761 | goto nope; | |
762 | else if (pm->op_pmflags & PMf_ALL) | |
763 | goto yup; | |
764 | } | |
765 | else if (!(s = fbm_instr((unsigned char*)s, | |
766 | (unsigned char*)strend, pm->op_pmshort))) | |
767 | goto nope; | |
768 | else if (pm->op_pmflags & PMf_ALL) | |
769 | goto yup; | |
770 | if (s && rx->regback >= 0) { | |
771 | ++BmUSEFUL(pm->op_pmshort); | |
772 | s -= rx->regback; | |
773 | if (s < t) | |
774 | s = t; | |
775 | } | |
776 | else | |
777 | s = t; | |
778 | } | |
779 | else if (!multiline) { | |
463ee0b2 LW |
780 | if (*SvPVX(pm->op_pmshort) != *s || |
781 | bcmp(SvPVX(pm->op_pmshort), s, pm->op_pmslen) ) { | |
79072805 | 782 | if (pm->op_pmflags & PMf_FOLD) { |
463ee0b2 | 783 | if (ibcmp(SvPVX(pm->op_pmshort), s, pm->op_pmslen) ) |
79072805 LW |
784 | goto nope; |
785 | } | |
786 | else | |
787 | goto nope; | |
788 | } | |
789 | } | |
790 | if (--BmUSEFUL(pm->op_pmshort) < 0) { | |
8990e307 | 791 | SvREFCNT_dec(pm->op_pmshort); |
79072805 LW |
792 | pm->op_pmshort = Nullsv; /* opt is being useless */ |
793 | } | |
794 | } | |
795 | if (!rx->nparens && !global) { | |
796 | gimme = G_SCALAR; /* accidental array context? */ | |
797 | safebase = FALSE; | |
798 | } | |
799 | if (regexec(rx, s, strend, truebase, 0, | |
800 | SvSCREAM(TARG) ? TARG : Nullsv, | |
801 | safebase)) { | |
802 | curpm = pm; | |
803 | if (pm->op_pmflags & PMf_ONCE) | |
804 | pm->op_pmflags |= PMf_USED; | |
805 | goto gotcha; | |
806 | } | |
93a17b20 LW |
807 | else |
808 | goto ret_no; | |
79072805 LW |
809 | /*NOTREACHED*/ |
810 | ||
811 | gotcha: | |
812 | if (gimme == G_ARRAY) { | |
813 | I32 iters, i, len; | |
814 | ||
815 | iters = rx->nparens; | |
816 | if (global && !iters) | |
817 | i = 1; | |
818 | else | |
819 | i = 0; | |
820 | EXTEND(SP, iters + i); | |
821 | for (i = !i; i <= iters; i++) { | |
8990e307 | 822 | PUSHs(sv_newmortal()); |
79072805 LW |
823 | /*SUPPRESS 560*/ |
824 | if (s = rx->startp[i]) { | |
825 | len = rx->endp[i] - s; | |
826 | if (len > 0) | |
827 | sv_setpvn(*SP, s, len); | |
828 | } | |
829 | } | |
830 | if (global) { | |
831 | truebase = rx->subbeg; | |
832 | goto play_it_again; | |
833 | } | |
834 | RETURN; | |
835 | } | |
836 | else { | |
93a17b20 LW |
837 | if (global) { |
838 | MAGIC* mg = 0; | |
839 | if (SvTYPE(TARG) >= SVt_PVMG && SvMAGIC(TARG)) | |
840 | mg = mg_find(TARG, 'g'); | |
841 | if (!mg) { | |
842 | sv_magic(TARG, (SV*)0, 'g', Nullch, 0); | |
843 | mg = mg_find(TARG, 'g'); | |
844 | } | |
845 | mg->mg_ptr = rx->startp[0]; | |
846 | mg->mg_len = rx->endp[0] - rx->startp[0]; | |
847 | } | |
79072805 LW |
848 | RETPUSHYES; |
849 | } | |
850 | ||
851 | yup: | |
852 | ++BmUSEFUL(pm->op_pmshort); | |
853 | curpm = pm; | |
854 | if (pm->op_pmflags & PMf_ONCE) | |
855 | pm->op_pmflags |= PMf_USED; | |
856 | if (global) { | |
ed6116ce | 857 | rx->subbeg = truebase; |
79072805 LW |
858 | rx->subend = strend; |
859 | rx->startp[0] = s; | |
860 | rx->endp[0] = s + SvCUR(pm->op_pmshort); | |
861 | goto gotcha; | |
862 | } | |
863 | if (sawampersand) { | |
864 | char *tmps; | |
865 | ||
866 | if (rx->subbase) | |
867 | Safefree(rx->subbase); | |
868 | tmps = rx->subbase = nsavestr(t, strend-t); | |
869 | rx->subbeg = tmps; | |
870 | rx->subend = tmps + (strend-t); | |
871 | tmps = rx->startp[0] = tmps + (s - t); | |
872 | rx->endp[0] = tmps + SvCUR(pm->op_pmshort); | |
873 | } | |
874 | RETPUSHYES; | |
875 | ||
876 | nope: | |
79072805 LW |
877 | if (pm->op_pmshort) |
878 | ++BmUSEFUL(pm->op_pmshort); | |
93a17b20 LW |
879 | |
880 | ret_no: | |
881 | if (global) { | |
882 | if (SvTYPE(TARG) >= SVt_PVMG && SvMAGIC(TARG)) { | |
883 | MAGIC* mg = mg_find(TARG, 'g'); | |
884 | if (mg) { | |
885 | mg->mg_ptr = 0; | |
886 | mg->mg_len = 0; | |
887 | } | |
888 | } | |
889 | } | |
79072805 LW |
890 | if (gimme == G_ARRAY) |
891 | RETURN; | |
892 | RETPUSHNO; | |
893 | } | |
894 | ||
895 | PP(pp_subst) | |
896 | { | |
897 | dSP; dTARG; | |
898 | register PMOP *pm = cPMOP; | |
899 | PMOP *rpm = pm; | |
900 | register SV *dstr; | |
901 | register char *s; | |
902 | char *strend; | |
903 | register char *m; | |
904 | char *c; | |
905 | register char *d; | |
463ee0b2 | 906 | STRLEN clen; |
79072805 LW |
907 | I32 iters = 0; |
908 | I32 maxiters; | |
909 | register I32 i; | |
910 | bool once; | |
911 | char *orig; | |
912 | I32 safebase; | |
913 | register REGEXP *rx = pm->op_pmregexp; | |
463ee0b2 | 914 | STRLEN len; |
79072805 LW |
915 | |
916 | if (pm->op_pmflags & PMf_CONST) /* known replacement string? */ | |
917 | dstr = POPs; | |
918 | if (op->op_flags & OPf_STACKED) | |
919 | TARG = POPs; | |
920 | else { | |
921 | TARG = GvSV(defgv); | |
922 | EXTEND(SP,1); | |
923 | } | |
463ee0b2 | 924 | s = SvPV(TARG, len); |
79072805 LW |
925 | if (!pm || !s) |
926 | DIE("panic: do_subst"); | |
927 | ||
463ee0b2 | 928 | strend = s + len; |
79072805 LW |
929 | maxiters = (strend - s) + 10; |
930 | ||
931 | if (!rx->prelen && curpm) { | |
932 | pm = curpm; | |
933 | rx = pm->op_pmregexp; | |
934 | } | |
935 | safebase = ((!rx || !rx->nparens) && !sawampersand); | |
936 | orig = m = s; | |
93a17b20 | 937 | if (pm->op_pmshort) { |
79072805 LW |
938 | if (pm->op_pmflags & PMf_SCANFIRST) { |
939 | if (SvSCREAM(TARG)) { | |
940 | if (screamfirst[BmRARE(pm->op_pmshort)] < 0) | |
941 | goto nope; | |
942 | else if (!(s = screaminstr(TARG, pm->op_pmshort))) | |
943 | goto nope; | |
944 | } | |
945 | else if (!(s = fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
946 | pm->op_pmshort))) | |
947 | goto nope; | |
948 | if (s && rx->regback >= 0) { | |
949 | ++BmUSEFUL(pm->op_pmshort); | |
950 | s -= rx->regback; | |
951 | if (s < m) | |
952 | s = m; | |
953 | } | |
954 | else | |
955 | s = m; | |
956 | } | |
957 | else if (!multiline) { | |
463ee0b2 LW |
958 | if (*SvPVX(pm->op_pmshort) != *s || |
959 | bcmp(SvPVX(pm->op_pmshort), s, pm->op_pmslen) ) { | |
79072805 | 960 | if (pm->op_pmflags & PMf_FOLD) { |
463ee0b2 | 961 | if (ibcmp(SvPVX(pm->op_pmshort), s, pm->op_pmslen) ) |
79072805 LW |
962 | goto nope; |
963 | } | |
964 | else | |
965 | goto nope; | |
966 | } | |
967 | } | |
968 | if (--BmUSEFUL(pm->op_pmshort) < 0) { | |
8990e307 | 969 | SvREFCNT_dec(pm->op_pmshort); |
79072805 LW |
970 | pm->op_pmshort = Nullsv; /* opt is being useless */ |
971 | } | |
972 | } | |
973 | once = !(rpm->op_pmflags & PMf_GLOBAL); | |
974 | if (rpm->op_pmflags & PMf_CONST) { /* known replacement string? */ | |
463ee0b2 | 975 | c = SvPV(dstr, clen); |
79072805 LW |
976 | if (clen <= rx->minlen) { |
977 | /* can do inplace substitution */ | |
978 | if (regexec(rx, s, strend, orig, 0, | |
979 | SvSCREAM(TARG) ? TARG : Nullsv, safebase)) { | |
980 | if (rx->subbase) /* oops, no we can't */ | |
981 | goto long_way; | |
982 | d = s; | |
983 | curpm = pm; | |
984 | SvSCREAM_off(TARG); /* disable possible screamer */ | |
985 | if (once) { | |
986 | m = rx->startp[0]; | |
987 | d = rx->endp[0]; | |
988 | s = orig; | |
989 | if (m - s > strend - d) { /* faster to shorten from end */ | |
990 | if (clen) { | |
991 | Copy(c, m, clen, char); | |
992 | m += clen; | |
993 | } | |
994 | i = strend - d; | |
995 | if (i > 0) { | |
996 | Move(d, m, i, char); | |
997 | m += i; | |
998 | } | |
999 | *m = '\0'; | |
1000 | SvCUR_set(TARG, m - s); | |
463ee0b2 | 1001 | SvPOK_only(TARG); |
79072805 LW |
1002 | SvSETMAGIC(TARG); |
1003 | PUSHs(&sv_yes); | |
1004 | RETURN; | |
1005 | } | |
1006 | /*SUPPRESS 560*/ | |
1007 | else if (i = m - s) { /* faster from front */ | |
1008 | d -= clen; | |
1009 | m = d; | |
1010 | sv_chop(TARG, d-i); | |
1011 | s += i; | |
1012 | while (i--) | |
1013 | *--d = *--s; | |
1014 | if (clen) | |
1015 | Copy(c, m, clen, char); | |
463ee0b2 | 1016 | SvPOK_only(TARG); |
79072805 LW |
1017 | SvSETMAGIC(TARG); |
1018 | PUSHs(&sv_yes); | |
1019 | RETURN; | |
1020 | } | |
1021 | else if (clen) { | |
1022 | d -= clen; | |
1023 | sv_chop(TARG, d); | |
1024 | Copy(c, d, clen, char); | |
463ee0b2 | 1025 | SvPOK_only(TARG); |
79072805 LW |
1026 | SvSETMAGIC(TARG); |
1027 | PUSHs(&sv_yes); | |
1028 | RETURN; | |
1029 | } | |
1030 | else { | |
1031 | sv_chop(TARG, d); | |
463ee0b2 | 1032 | SvPOK_only(TARG); |
79072805 LW |
1033 | SvSETMAGIC(TARG); |
1034 | PUSHs(&sv_yes); | |
1035 | RETURN; | |
1036 | } | |
1037 | /* NOTREACHED */ | |
1038 | } | |
1039 | do { | |
1040 | if (iters++ > maxiters) | |
1041 | DIE("Substitution loop"); | |
1042 | m = rx->startp[0]; | |
1043 | /*SUPPRESS 560*/ | |
1044 | if (i = m - s) { | |
1045 | if (s != d) | |
1046 | Move(s, d, i, char); | |
1047 | d += i; | |
1048 | } | |
1049 | if (clen) { | |
1050 | Copy(c, d, clen, char); | |
1051 | d += clen; | |
1052 | } | |
1053 | s = rx->endp[0]; | |
1054 | } while (regexec(rx, s, strend, orig, s == m, | |
1055 | Nullsv, TRUE)); /* (don't match same null twice) */ | |
1056 | if (s != d) { | |
1057 | i = strend - s; | |
463ee0b2 | 1058 | SvCUR_set(TARG, d - SvPVX(TARG) + i); |
79072805 LW |
1059 | Move(s, d, i+1, char); /* include the Null */ |
1060 | } | |
463ee0b2 | 1061 | SvPOK_only(TARG); |
79072805 | 1062 | SvSETMAGIC(TARG); |
8990e307 | 1063 | PUSHs(sv_2mortal(newSViv((I32)iters))); |
79072805 LW |
1064 | RETURN; |
1065 | } | |
1066 | PUSHs(&sv_no); | |
1067 | RETURN; | |
1068 | } | |
1069 | } | |
1070 | else | |
1071 | c = Nullch; | |
1072 | if (regexec(rx, s, strend, orig, 0, | |
1073 | SvSCREAM(TARG) ? TARG : Nullsv, safebase)) { | |
1074 | long_way: | |
1075 | dstr = NEWSV(25, sv_len(TARG)); | |
1076 | sv_setpvn(dstr, m, s-m); | |
1077 | curpm = pm; | |
1078 | if (!c) { | |
1079 | register CONTEXT *cx; | |
1080 | PUSHSUBST(cx); | |
1081 | RETURNOP(cPMOP->op_pmreplroot); | |
1082 | } | |
1083 | do { | |
1084 | if (iters++ > maxiters) | |
1085 | DIE("Substitution loop"); | |
1086 | if (rx->subbase && rx->subbase != orig) { | |
1087 | m = s; | |
1088 | s = orig; | |
1089 | orig = rx->subbase; | |
1090 | s = orig + (m - s); | |
1091 | strend = s + (strend - m); | |
1092 | } | |
1093 | m = rx->startp[0]; | |
1094 | sv_catpvn(dstr, s, m-s); | |
1095 | s = rx->endp[0]; | |
1096 | if (clen) | |
1097 | sv_catpvn(dstr, c, clen); | |
1098 | if (once) | |
1099 | break; | |
1100 | } while (regexec(rx, s, strend, orig, s == m, Nullsv, | |
1101 | safebase)); | |
1102 | sv_catpvn(dstr, s, strend - s); | |
1103 | sv_replace(TARG, dstr); | |
463ee0b2 | 1104 | SvPOK_only(TARG); |
79072805 | 1105 | SvSETMAGIC(TARG); |
8990e307 | 1106 | PUSHs(sv_2mortal(newSViv((I32)iters))); |
79072805 LW |
1107 | RETURN; |
1108 | } | |
1109 | PUSHs(&sv_no); | |
1110 | RETURN; | |
1111 | ||
1112 | nope: | |
1113 | ++BmUSEFUL(pm->op_pmshort); | |
1114 | PUSHs(&sv_no); | |
1115 | RETURN; | |
1116 | } | |
1117 | ||
1118 | PP(pp_substcont) | |
1119 | { | |
1120 | dSP; | |
1121 | register PMOP *pm = (PMOP*) cLOGOP->op_other; | |
1122 | register CONTEXT *cx = &cxstack[cxstack_ix]; | |
1123 | register SV *dstr = cx->sb_dstr; | |
1124 | register char *s = cx->sb_s; | |
1125 | register char *m = cx->sb_m; | |
1126 | char *orig = cx->sb_orig; | |
1127 | register REGEXP *rx = pm->op_pmregexp; | |
1128 | ||
1129 | if (cx->sb_iters++) { | |
1130 | if (cx->sb_iters > cx->sb_maxiters) | |
1131 | DIE("Substitution loop"); | |
1132 | ||
1133 | sv_catsv(dstr, POPs); | |
1134 | if (rx->subbase) | |
1135 | Safefree(rx->subbase); | |
1136 | rx->subbase = cx->sb_subbase; | |
1137 | ||
1138 | /* Are we done */ | |
1139 | if (cx->sb_once || !regexec(rx, s, cx->sb_strend, orig, | |
1140 | s == m, Nullsv, cx->sb_safebase)) | |
1141 | { | |
1142 | SV *targ = cx->sb_targ; | |
1143 | sv_catpvn(dstr, s, cx->sb_strend - s); | |
1144 | sv_replace(targ, dstr); | |
463ee0b2 | 1145 | SvPOK_only(targ); |
79072805 | 1146 | SvSETMAGIC(targ); |
8990e307 | 1147 | PUSHs(sv_2mortal(newSViv((I32)cx->sb_iters - 1))); |
79072805 LW |
1148 | POPSUBST(cx); |
1149 | RETURNOP(pm->op_next); | |
1150 | } | |
1151 | } | |
1152 | if (rx->subbase && rx->subbase != orig) { | |
1153 | m = s; | |
1154 | s = orig; | |
1155 | cx->sb_orig = orig = rx->subbase; | |
1156 | s = orig + (m - s); | |
1157 | cx->sb_strend = s + (cx->sb_strend - m); | |
1158 | } | |
1159 | cx->sb_m = m = rx->startp[0]; | |
1160 | sv_catpvn(dstr, s, m-s); | |
1161 | cx->sb_s = rx->endp[0]; | |
1162 | cx->sb_subbase = rx->subbase; | |
1163 | ||
1164 | rx->subbase = Nullch; /* so recursion works */ | |
1165 | RETURNOP(pm->op_pmreplstart); | |
1166 | } | |
1167 | ||
1168 | PP(pp_trans) | |
1169 | { | |
1170 | dSP; dTARG; | |
1171 | SV *sv; | |
1172 | ||
1173 | if (op->op_flags & OPf_STACKED) | |
1174 | sv = POPs; | |
1175 | else { | |
1176 | sv = GvSV(defgv); | |
1177 | EXTEND(SP,1); | |
1178 | } | |
1179 | TARG = NEWSV(27,0); | |
1180 | PUSHi(do_trans(sv, op)); | |
1181 | RETURN; | |
1182 | } | |
1183 | ||
1184 | /* Lvalue operators. */ | |
1185 | ||
1186 | PP(pp_sassign) | |
1187 | { | |
1188 | dSP; dPOPTOPssrl; | |
8990e307 | 1189 | if (tainting && tainted && (!SvRMAGICAL(lstr) || !mg_find(lstr, 't'))) { |
79072805 | 1190 | TAINT_NOT; |
463ee0b2 | 1191 | } |
79072805 LW |
1192 | SvSetSV(rstr, lstr); |
1193 | SvSETMAGIC(rstr); | |
1194 | SETs(rstr); | |
1195 | RETURN; | |
1196 | } | |
1197 | ||
1198 | PP(pp_aassign) | |
1199 | { | |
1200 | dSP; | |
1201 | SV **lastlelem = stack_sp; | |
1202 | SV **lastrelem = stack_base + POPMARK; | |
1203 | SV **firstrelem = stack_base + POPMARK + 1; | |
1204 | SV **firstlelem = lastrelem + 1; | |
1205 | ||
1206 | register SV **relem; | |
1207 | register SV **lelem; | |
1208 | ||
1209 | register SV *sv; | |
1210 | register AV *ary; | |
1211 | ||
1212 | HV *hash; | |
1213 | I32 i; | |
463ee0b2 | 1214 | int magic; |
79072805 LW |
1215 | |
1216 | delaymagic = DM_DELAY; /* catch simultaneous items */ | |
1217 | ||
1218 | /* If there's a common identifier on both sides we have to take | |
1219 | * special care that assigning the identifier on the left doesn't | |
1220 | * clobber a value on the right that's used later in the list. | |
1221 | */ | |
1222 | if (op->op_private & OPpASSIGN_COMMON) { | |
1223 | for (relem = firstrelem; relem <= lastrelem; relem++) { | |
1224 | /*SUPPRESS 560*/ | |
1225 | if (sv = *relem) | |
1226 | *relem = sv_mortalcopy(sv); | |
1227 | } | |
1228 | } | |
1229 | ||
1230 | relem = firstrelem; | |
1231 | lelem = firstlelem; | |
1232 | ary = Null(AV*); | |
1233 | hash = Null(HV*); | |
1234 | while (lelem <= lastlelem) { | |
1235 | sv = *lelem++; | |
1236 | switch (SvTYPE(sv)) { | |
1237 | case SVt_PVAV: | |
1238 | ary = (AV*)sv; | |
8990e307 | 1239 | magic = SvSMAGICAL(ary) != 0; |
79072805 LW |
1240 | AvREAL_on(ary); |
1241 | AvFILL(ary) = -1; | |
1242 | i = 0; | |
1243 | while (relem <= lastrelem) { /* gobble up all the rest */ | |
1244 | sv = NEWSV(28,0); | |
1245 | if (*relem) | |
1246 | sv_setsv(sv,*relem); | |
1247 | *(relem++) = sv; | |
1248 | (void)av_store(ary,i++,sv); | |
463ee0b2 LW |
1249 | if (magic) |
1250 | mg_set(sv); | |
79072805 LW |
1251 | } |
1252 | break; | |
1253 | case SVt_PVHV: { | |
1254 | char *tmps; | |
1255 | SV *tmpstr; | |
79072805 LW |
1256 | |
1257 | hash = (HV*)sv; | |
8990e307 | 1258 | magic = SvSMAGICAL(hash) != 0; |
463ee0b2 | 1259 | hv_clear(hash); |
79072805 LW |
1260 | |
1261 | while (relem < lastrelem) { /* gobble up all the rest */ | |
463ee0b2 | 1262 | STRLEN len; |
79072805 LW |
1263 | if (*relem) |
1264 | sv = *(relem++); | |
1265 | else | |
1266 | sv = &sv_no, relem++; | |
463ee0b2 | 1267 | tmps = SvPV(sv, len); |
79072805 LW |
1268 | tmpstr = NEWSV(29,0); |
1269 | if (*relem) | |
1270 | sv_setsv(tmpstr,*relem); /* value */ | |
1271 | *(relem++) = tmpstr; | |
463ee0b2 LW |
1272 | (void)hv_store(hash,tmps,len,tmpstr,0); |
1273 | if (magic) | |
1274 | mg_set(tmpstr); | |
79072805 LW |
1275 | } |
1276 | } | |
1277 | break; | |
1278 | default: | |
ed6116ce | 1279 | if (SvTHINKFIRST(sv)) { |
8990e307 | 1280 | if (SvREADONLY(sv) && curcop != &compiling) { |
ed6116ce LW |
1281 | if (sv != &sv_undef && sv != &sv_yes && sv != &sv_no) |
1282 | DIE(no_modify); | |
1283 | if (relem <= lastrelem) | |
1284 | relem++; | |
1285 | } | |
1286 | if (SvROK(sv)) | |
1287 | sv_unref(sv); | |
79072805 LW |
1288 | break; |
1289 | } | |
1290 | if (relem <= lastrelem) { | |
1291 | sv_setsv(sv, *relem); | |
1292 | *(relem++) = sv; | |
1293 | } | |
1294 | else | |
1295 | sv_setsv(sv, &sv_undef); | |
1296 | SvSETMAGIC(sv); | |
1297 | break; | |
1298 | } | |
1299 | } | |
1300 | if (delaymagic & ~DM_DELAY) { | |
1301 | if (delaymagic & DM_UID) { | |
1302 | #ifdef HAS_SETREUID | |
1303 | (void)setreuid(uid,euid); | |
1304 | #else /* not HAS_SETREUID */ | |
1305 | #ifdef HAS_SETRUID | |
1306 | if ((delaymagic & DM_UID) == DM_RUID) { | |
1307 | (void)setruid(uid); | |
1308 | delaymagic =~ DM_RUID; | |
1309 | } | |
1310 | #endif /* HAS_SETRUID */ | |
1311 | #ifdef HAS_SETEUID | |
1312 | if ((delaymagic & DM_UID) == DM_EUID) { | |
1313 | (void)seteuid(uid); | |
1314 | delaymagic =~ DM_EUID; | |
1315 | } | |
1316 | #endif /* HAS_SETEUID */ | |
1317 | if (delaymagic & DM_UID) { | |
1318 | if (uid != euid) | |
1319 | DIE("No setreuid available"); | |
1320 | (void)setuid(uid); | |
1321 | } | |
1322 | #endif /* not HAS_SETREUID */ | |
1323 | uid = (int)getuid(); | |
1324 | euid = (int)geteuid(); | |
1325 | } | |
1326 | if (delaymagic & DM_GID) { | |
1327 | #ifdef HAS_SETREGID | |
1328 | (void)setregid(gid,egid); | |
1329 | #else /* not HAS_SETREGID */ | |
1330 | #ifdef HAS_SETRGID | |
1331 | if ((delaymagic & DM_GID) == DM_RGID) { | |
1332 | (void)setrgid(gid); | |
1333 | delaymagic =~ DM_RGID; | |
1334 | } | |
1335 | #endif /* HAS_SETRGID */ | |
1336 | #ifdef HAS_SETEGID | |
1337 | if ((delaymagic & DM_GID) == DM_EGID) { | |
1338 | (void)setegid(gid); | |
1339 | delaymagic =~ DM_EGID; | |
1340 | } | |
1341 | #endif /* HAS_SETEGID */ | |
1342 | if (delaymagic & DM_GID) { | |
1343 | if (gid != egid) | |
1344 | DIE("No setregid available"); | |
1345 | (void)setgid(gid); | |
1346 | } | |
1347 | #endif /* not HAS_SETREGID */ | |
1348 | gid = (int)getgid(); | |
1349 | egid = (int)getegid(); | |
1350 | } | |
463ee0b2 | 1351 | tainting |= (euid != uid || egid != gid); |
79072805 LW |
1352 | } |
1353 | delaymagic = 0; | |
1354 | if (GIMME == G_ARRAY) { | |
1355 | if (ary || hash) | |
1356 | SP = lastrelem; | |
1357 | else | |
1358 | SP = firstrelem + (lastlelem - firstlelem); | |
1359 | RETURN; | |
1360 | } | |
1361 | else { | |
1362 | dTARGET; | |
1363 | SP = firstrelem; | |
1364 | SETi(lastrelem - firstrelem + 1); | |
1365 | RETURN; | |
1366 | } | |
1367 | } | |
1368 | ||
1369 | PP(pp_schop) | |
1370 | { | |
1371 | dSP; dTARGET; | |
1372 | SV *sv; | |
1373 | ||
1374 | if (MAXARG < 1) | |
1375 | sv = GvSV(defgv); | |
1376 | else | |
1377 | sv = POPs; | |
1378 | do_chop(TARG, sv); | |
1379 | PUSHTARG; | |
1380 | RETURN; | |
1381 | } | |
1382 | ||
1383 | PP(pp_chop) | |
1384 | { | |
1385 | dSP; dMARK; dTARGET; | |
1386 | while (SP > MARK) | |
1387 | do_chop(TARG, POPs); | |
1388 | PUSHTARG; | |
1389 | RETURN; | |
1390 | } | |
1391 | ||
1392 | PP(pp_defined) | |
1393 | { | |
1394 | dSP; | |
1395 | register SV* sv; | |
1396 | ||
1397 | if (MAXARG < 1) { | |
1398 | sv = GvSV(defgv); | |
1399 | EXTEND(SP, 1); | |
1400 | } | |
1401 | else | |
1402 | sv = POPs; | |
1403 | if (!sv || !SvANY(sv)) | |
1404 | RETPUSHNO; | |
1405 | switch (SvTYPE(sv)) { | |
1406 | case SVt_PVAV: | |
1407 | if (AvMAX(sv) >= 0) | |
1408 | RETPUSHYES; | |
1409 | break; | |
1410 | case SVt_PVHV: | |
1411 | if (HvARRAY(sv)) | |
1412 | RETPUSHYES; | |
1413 | break; | |
1414 | case SVt_PVCV: | |
1415 | if (CvROOT(sv)) | |
1416 | RETPUSHYES; | |
1417 | break; | |
1418 | default: | |
1419 | if (SvOK(sv)) | |
1420 | RETPUSHYES; | |
1421 | } | |
1422 | RETPUSHNO; | |
1423 | } | |
1424 | ||
1425 | PP(pp_undef) | |
1426 | { | |
1427 | dSP; | |
1428 | SV *sv; | |
1429 | ||
1430 | if (!op->op_private) | |
1431 | RETPUSHUNDEF; | |
1432 | ||
1433 | sv = POPs; | |
ed6116ce | 1434 | if (!sv) |
79072805 LW |
1435 | RETPUSHUNDEF; |
1436 | ||
ed6116ce LW |
1437 | if (SvTHINKFIRST(sv)) { |
1438 | if (SvREADONLY(sv)) | |
1439 | RETPUSHUNDEF; | |
1440 | if (SvROK(sv)) | |
1441 | sv_unref(sv); | |
1442 | } | |
1443 | ||
79072805 LW |
1444 | switch (SvTYPE(sv)) { |
1445 | case SVt_NULL: | |
1446 | break; | |
1447 | case SVt_PVAV: | |
1448 | av_undef((AV*)sv); | |
1449 | break; | |
1450 | case SVt_PVHV: | |
463ee0b2 | 1451 | hv_undef((HV*)sv); |
79072805 | 1452 | break; |
463ee0b2 LW |
1453 | case SVt_PVCV: |
1454 | sub_generation++; | |
1455 | cv_clear((CV*)sv); | |
79072805 | 1456 | break; |
79072805 LW |
1457 | default: |
1458 | if (sv != GvSV(defgv)) { | |
1459 | if (SvPOK(sv) && SvLEN(sv)) { | |
1460 | SvOOK_off(sv); | |
463ee0b2 | 1461 | Safefree(SvPVX(sv)); |
79072805 LW |
1462 | SvPV_set(sv, Nullch); |
1463 | SvLEN_set(sv, 0); | |
1464 | } | |
1465 | SvOK_off(sv); | |
1466 | SvSETMAGIC(sv); | |
1467 | } | |
1468 | } | |
1469 | ||
1470 | RETPUSHUNDEF; | |
1471 | } | |
1472 | ||
1473 | PP(pp_study) | |
1474 | { | |
1475 | dSP; dTARGET; | |
1476 | register unsigned char *s; | |
1477 | register I32 pos; | |
1478 | register I32 ch; | |
1479 | register I32 *sfirst; | |
1480 | register I32 *snext; | |
1481 | I32 retval; | |
463ee0b2 | 1482 | STRLEN len; |
79072805 | 1483 | |
463ee0b2 LW |
1484 | s = (unsigned char*)(SvPV(TARG, len)); |
1485 | pos = len; | |
79072805 LW |
1486 | if (lastscream) |
1487 | SvSCREAM_off(lastscream); | |
1488 | lastscream = TARG; | |
1489 | if (pos <= 0) { | |
1490 | retval = 0; | |
1491 | goto ret; | |
1492 | } | |
1493 | if (pos > maxscream) { | |
1494 | if (maxscream < 0) { | |
1495 | maxscream = pos + 80; | |
1496 | New(301, screamfirst, 256, I32); | |
1497 | New(302, screamnext, maxscream, I32); | |
1498 | } | |
1499 | else { | |
1500 | maxscream = pos + pos / 4; | |
1501 | Renew(screamnext, maxscream, I32); | |
1502 | } | |
1503 | } | |
1504 | ||
1505 | sfirst = screamfirst; | |
1506 | snext = screamnext; | |
1507 | ||
1508 | if (!sfirst || !snext) | |
1509 | DIE("do_study: out of memory"); | |
1510 | ||
1511 | for (ch = 256; ch; --ch) | |
1512 | *sfirst++ = -1; | |
1513 | sfirst -= 256; | |
1514 | ||
1515 | while (--pos >= 0) { | |
1516 | ch = s[pos]; | |
1517 | if (sfirst[ch] >= 0) | |
1518 | snext[pos] = sfirst[ch] - pos; | |
1519 | else | |
1520 | snext[pos] = -pos; | |
1521 | sfirst[ch] = pos; | |
1522 | ||
1523 | /* If there were any case insensitive searches, we must assume they | |
1524 | * all are. This speeds up insensitive searches much more than | |
1525 | * it slows down sensitive ones. | |
1526 | */ | |
1527 | if (sawi) | |
1528 | sfirst[fold[ch]] = pos; | |
1529 | } | |
1530 | ||
1531 | SvSCREAM_on(TARG); | |
1532 | retval = 1; | |
1533 | ret: | |
8990e307 | 1534 | XPUSHs(sv_2mortal(newSViv((I32)retval))); |
79072805 LW |
1535 | RETURN; |
1536 | } | |
1537 | ||
1538 | PP(pp_preinc) | |
1539 | { | |
1540 | dSP; | |
1541 | sv_inc(TOPs); | |
1542 | SvSETMAGIC(TOPs); | |
1543 | return NORMAL; | |
1544 | } | |
1545 | ||
1546 | PP(pp_predec) | |
1547 | { | |
1548 | dSP; | |
1549 | sv_dec(TOPs); | |
1550 | SvSETMAGIC(TOPs); | |
1551 | return NORMAL; | |
1552 | } | |
1553 | ||
1554 | PP(pp_postinc) | |
1555 | { | |
1556 | dSP; dTARGET; | |
1557 | sv_setsv(TARG, TOPs); | |
1558 | sv_inc(TOPs); | |
1559 | SvSETMAGIC(TOPs); | |
8990e307 LW |
1560 | if (!SvOK(TARG)) |
1561 | sv_setiv(TARG, 0); | |
79072805 LW |
1562 | SETs(TARG); |
1563 | return NORMAL; | |
1564 | } | |
1565 | ||
1566 | PP(pp_postdec) | |
1567 | { | |
1568 | dSP; dTARGET; | |
1569 | sv_setsv(TARG, TOPs); | |
1570 | sv_dec(TOPs); | |
1571 | SvSETMAGIC(TOPs); | |
1572 | SETs(TARG); | |
1573 | return NORMAL; | |
1574 | } | |
1575 | ||
1576 | /* Ordinary operators. */ | |
1577 | ||
1578 | PP(pp_pow) | |
1579 | { | |
1580 | dSP; dATARGET; dPOPTOPnnrl; | |
1581 | SETn( pow( left, right) ); | |
1582 | RETURN; | |
1583 | } | |
1584 | ||
1585 | PP(pp_multiply) | |
1586 | { | |
1587 | dSP; dATARGET; dPOPTOPnnrl; | |
1588 | SETn( left * right ); | |
1589 | RETURN; | |
1590 | } | |
1591 | ||
1592 | PP(pp_divide) | |
1593 | { | |
1594 | dSP; dATARGET; dPOPnv; | |
1595 | if (value == 0.0) | |
1596 | DIE("Illegal division by zero"); | |
1597 | #ifdef SLOPPYDIVIDE | |
1598 | /* insure that 20./5. == 4. */ | |
1599 | { | |
1600 | double x; | |
1601 | I32 k; | |
1602 | x = POPn; | |
1603 | if ((double)(I32)x == x && | |
1604 | (double)(I32)value == value && | |
1605 | (k = (I32)x/(I32)value)*(I32)value == (I32)x) { | |
1606 | value = k; | |
1607 | } else { | |
1608 | value = x/value; | |
1609 | } | |
1610 | } | |
1611 | #else | |
1612 | value = POPn / value; | |
1613 | #endif | |
1614 | PUSHn( value ); | |
1615 | RETURN; | |
1616 | } | |
1617 | ||
1618 | PP(pp_modulo) | |
1619 | { | |
1620 | dSP; dATARGET; | |
1621 | register unsigned long tmpulong; | |
1622 | register long tmplong; | |
1623 | I32 value; | |
1624 | ||
1625 | tmpulong = (unsigned long) POPn; | |
1626 | if (tmpulong == 0L) | |
1627 | DIE("Illegal modulus zero"); | |
1628 | value = TOPn; | |
1629 | if (value >= 0.0) | |
1630 | value = (I32)(((unsigned long)value) % tmpulong); | |
1631 | else { | |
1632 | tmplong = (long)value; | |
1633 | value = (I32)(tmpulong - ((-tmplong - 1) % tmpulong)) - 1; | |
1634 | } | |
1635 | SETi(value); | |
1636 | RETURN; | |
1637 | } | |
1638 | ||
1639 | PP(pp_repeat) | |
1640 | { | |
1641 | dSP; dATARGET; | |
1642 | register I32 count = POPi; | |
1643 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
1644 | dMARK; | |
1645 | I32 items = SP - MARK; | |
1646 | I32 max; | |
1647 | ||
1648 | max = items * count; | |
1649 | MEXTEND(MARK, max); | |
1650 | if (count > 1) { | |
1651 | while (SP > MARK) { | |
1652 | if (*SP) | |
1653 | SvTEMP_off((*SP)); | |
1654 | SP--; | |
1655 | } | |
1656 | MARK++; | |
463ee0b2 LW |
1657 | repeatcpy((char*)(MARK + items), (char*)MARK, |
1658 | items * sizeof(SV*), count - 1); | |
79072805 LW |
1659 | } |
1660 | SP += max; | |
1661 | } | |
1662 | else { /* Note: mark already snarfed by pp_list */ | |
1663 | SV *tmpstr; | |
1664 | char *tmps; | |
1665 | ||
1666 | tmpstr = POPs; | |
8990e307 LW |
1667 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { |
1668 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
ed6116ce LW |
1669 | DIE("Can't x= to readonly value"); |
1670 | if (SvROK(tmpstr)) | |
1671 | sv_unref(tmpstr); | |
1672 | } | |
79072805 LW |
1673 | SvSetSV(TARG, tmpstr); |
1674 | if (count >= 1) { | |
463ee0b2 LW |
1675 | STRLEN len; |
1676 | STRLEN tlen; | |
79072805 | 1677 | tmpstr = NEWSV(50, 0); |
463ee0b2 LW |
1678 | tmps = SvPV(TARG, len); |
1679 | sv_setpvn(tmpstr, tmps, len); | |
1680 | tmps = SvPV(tmpstr, tlen); /* force to be string */ | |
1681 | SvGROW(TARG, (count * len) + 1); | |
1682 | repeatcpy((char*)SvPVX(TARG), tmps, tlen, count); | |
79072805 LW |
1683 | SvCUR(TARG) *= count; |
1684 | *SvEND(TARG) = '\0'; | |
463ee0b2 | 1685 | SvPOK_only(TARG); |
8990e307 | 1686 | SvREFCNT_dec(tmpstr); |
79072805 | 1687 | } |
93a17b20 | 1688 | else |
79072805 | 1689 | sv_setsv(TARG, &sv_no); |
79072805 LW |
1690 | PUSHTARG; |
1691 | } | |
1692 | RETURN; | |
1693 | } | |
1694 | ||
1695 | PP(pp_add) | |
1696 | { | |
1697 | dSP; dATARGET; dPOPTOPnnrl; | |
1698 | SETn( left + right ); | |
1699 | RETURN; | |
1700 | } | |
1701 | ||
1702 | PP(pp_intadd) | |
1703 | { | |
1704 | dSP; dATARGET; dPOPTOPiirl; | |
1705 | SETi( left + right ); | |
1706 | RETURN; | |
1707 | } | |
1708 | ||
1709 | PP(pp_subtract) | |
1710 | { | |
1711 | dSP; dATARGET; dPOPTOPnnrl; | |
1712 | SETn( left - right ); | |
1713 | RETURN; | |
1714 | } | |
1715 | ||
1716 | PP(pp_concat) | |
1717 | { | |
1718 | dSP; dATARGET; dPOPTOPssrl; | |
1719 | SvSetSV(TARG, lstr); | |
1720 | sv_catsv(TARG, rstr); | |
1721 | SETTARG; | |
1722 | RETURN; | |
1723 | } | |
1724 | ||
1725 | PP(pp_left_shift) | |
1726 | { | |
1727 | dSP; dATARGET; | |
1728 | I32 anum = POPi; | |
1729 | double value = TOPn; | |
1730 | SETi( U_L(value) << anum ); | |
1731 | RETURN; | |
1732 | } | |
1733 | ||
1734 | PP(pp_right_shift) | |
1735 | { | |
1736 | dSP; dATARGET; | |
1737 | I32 anum = POPi; | |
1738 | double value = TOPn; | |
1739 | SETi( U_L(value) >> anum ); | |
1740 | RETURN; | |
1741 | } | |
1742 | ||
1743 | PP(pp_lt) | |
1744 | { | |
1745 | dSP; dPOPnv; | |
1746 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
1747 | RETURN; | |
1748 | } | |
1749 | ||
1750 | PP(pp_gt) | |
1751 | { | |
1752 | dSP; dPOPnv; | |
1753 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
1754 | RETURN; | |
1755 | } | |
1756 | ||
1757 | PP(pp_le) | |
1758 | { | |
1759 | dSP; dPOPnv; | |
1760 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
1761 | RETURN; | |
1762 | } | |
1763 | ||
1764 | PP(pp_ge) | |
1765 | { | |
1766 | dSP; dPOPnv; | |
1767 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
1768 | RETURN; | |
1769 | } | |
1770 | ||
1771 | PP(pp_eq) | |
1772 | { | |
93a17b20 | 1773 | dSP; dPOPnv; |
79072805 LW |
1774 | SETs((TOPn == value) ? &sv_yes : &sv_no); |
1775 | RETURN; | |
1776 | } | |
1777 | ||
1778 | PP(pp_ne) | |
1779 | { | |
1780 | dSP; dPOPnv; | |
1781 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
1782 | RETURN; | |
1783 | } | |
1784 | ||
1785 | PP(pp_ncmp) | |
1786 | { | |
1787 | dSP; dTARGET; dPOPTOPnnrl; | |
1788 | I32 value; | |
1789 | ||
1790 | if (left > right) | |
1791 | value = 1; | |
1792 | else if (left < right) | |
1793 | value = -1; | |
1794 | else | |
1795 | value = 0; | |
1796 | SETi(value); | |
1797 | RETURN; | |
1798 | } | |
1799 | ||
1800 | PP(pp_slt) | |
1801 | { | |
1802 | dSP; dPOPTOPssrl; | |
1803 | SETs( sv_cmp(lstr, rstr) < 0 ? &sv_yes : &sv_no ); | |
1804 | RETURN; | |
1805 | } | |
1806 | ||
1807 | PP(pp_sgt) | |
1808 | { | |
1809 | dSP; dPOPTOPssrl; | |
1810 | SETs( sv_cmp(lstr, rstr) > 0 ? &sv_yes : &sv_no ); | |
1811 | RETURN; | |
1812 | } | |
1813 | ||
1814 | PP(pp_sle) | |
1815 | { | |
1816 | dSP; dPOPTOPssrl; | |
1817 | SETs( sv_cmp(lstr, rstr) <= 0 ? &sv_yes : &sv_no ); | |
1818 | RETURN; | |
1819 | } | |
1820 | ||
1821 | PP(pp_sge) | |
1822 | { | |
1823 | dSP; dPOPTOPssrl; | |
1824 | SETs( sv_cmp(lstr, rstr) >= 0 ? &sv_yes : &sv_no ); | |
1825 | RETURN; | |
1826 | } | |
1827 | ||
1828 | PP(pp_seq) | |
1829 | { | |
1830 | dSP; dPOPTOPssrl; | |
1831 | SETs( sv_eq(lstr, rstr) ? &sv_yes : &sv_no ); | |
1832 | RETURN; | |
1833 | } | |
1834 | ||
1835 | PP(pp_sne) | |
1836 | { | |
1837 | dSP; dPOPTOPssrl; | |
1838 | SETs( !sv_eq(lstr, rstr) ? &sv_yes : &sv_no ); | |
1839 | RETURN; | |
1840 | } | |
1841 | ||
1842 | PP(pp_scmp) | |
1843 | { | |
1844 | dSP; dTARGET; | |
1845 | dPOPTOPssrl; | |
1846 | SETi( sv_cmp(lstr, rstr) ); | |
1847 | RETURN; | |
1848 | } | |
1849 | ||
1850 | PP(pp_bit_and) | |
1851 | { | |
1852 | dSP; dATARGET; dPOPTOPssrl; | |
1853 | if (SvNIOK(lstr) || SvNIOK(rstr)) { | |
463ee0b2 LW |
1854 | I32 value = SvIV(lstr); |
1855 | value = value & SvIV(rstr); | |
79072805 LW |
1856 | SETi(value); |
1857 | } | |
1858 | else { | |
1859 | do_vop(op->op_type, TARG, lstr, rstr); | |
1860 | SETTARG; | |
1861 | } | |
1862 | RETURN; | |
1863 | } | |
1864 | ||
1865 | PP(pp_xor) | |
1866 | { | |
1867 | dSP; dATARGET; dPOPTOPssrl; | |
1868 | if (SvNIOK(lstr) || SvNIOK(rstr)) { | |
463ee0b2 LW |
1869 | I32 value = SvIV(lstr); |
1870 | value = value ^ SvIV(rstr); | |
79072805 LW |
1871 | SETi(value); |
1872 | } | |
1873 | else { | |
1874 | do_vop(op->op_type, TARG, lstr, rstr); | |
1875 | SETTARG; | |
1876 | } | |
1877 | RETURN; | |
1878 | } | |
1879 | ||
1880 | PP(pp_bit_or) | |
1881 | { | |
1882 | dSP; dATARGET; dPOPTOPssrl; | |
1883 | if (SvNIOK(lstr) || SvNIOK(rstr)) { | |
463ee0b2 LW |
1884 | I32 value = SvIV(lstr); |
1885 | value = value | SvIV(rstr); | |
79072805 LW |
1886 | SETi(value); |
1887 | } | |
1888 | else { | |
1889 | do_vop(op->op_type, TARG, lstr, rstr); | |
1890 | SETTARG; | |
1891 | } | |
1892 | RETURN; | |
1893 | } | |
1894 | ||
1895 | PP(pp_negate) | |
1896 | { | |
1897 | dSP; dTARGET; | |
1898 | SETn(-TOPn); | |
1899 | RETURN; | |
1900 | } | |
1901 | ||
1902 | PP(pp_not) | |
1903 | { | |
1904 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
1905 | return NORMAL; | |
1906 | } | |
1907 | ||
1908 | PP(pp_complement) | |
1909 | { | |
1910 | dSP; dTARGET; dTOPss; | |
1911 | register I32 anum; | |
1912 | ||
1913 | if (SvNIOK(sv)) { | |
463ee0b2 | 1914 | SETi( ~SvIV(sv) ); |
79072805 LW |
1915 | } |
1916 | else { | |
1917 | register char *tmps; | |
1918 | register long *tmpl; | |
463ee0b2 | 1919 | STRLEN len; |
79072805 LW |
1920 | |
1921 | SvSetSV(TARG, sv); | |
463ee0b2 LW |
1922 | tmps = SvPV(TARG, len); |
1923 | anum = len; | |
79072805 LW |
1924 | #ifdef LIBERAL |
1925 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1926 | *tmps = ~*tmps; | |
1927 | tmpl = (long*)tmps; | |
1928 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1929 | *tmpl = ~*tmpl; | |
1930 | tmps = (char*)tmpl; | |
1931 | #endif | |
1932 | for ( ; anum > 0; anum--, tmps++) | |
1933 | *tmps = ~*tmps; | |
1934 | ||
1935 | SETs(TARG); | |
1936 | } | |
1937 | RETURN; | |
1938 | } | |
1939 | ||
1940 | /* High falutin' math. */ | |
1941 | ||
1942 | PP(pp_atan2) | |
1943 | { | |
1944 | dSP; dTARGET; dPOPTOPnnrl; | |
1945 | SETn(atan2(left, right)); | |
1946 | RETURN; | |
1947 | } | |
1948 | ||
1949 | PP(pp_sin) | |
1950 | { | |
1951 | dSP; dTARGET; | |
1952 | double value; | |
1953 | if (MAXARG < 1) | |
463ee0b2 | 1954 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
1955 | else |
1956 | value = POPn; | |
1957 | value = sin(value); | |
1958 | XPUSHn(value); | |
1959 | RETURN; | |
1960 | } | |
1961 | ||
1962 | PP(pp_cos) | |
1963 | { | |
1964 | dSP; dTARGET; | |
1965 | double value; | |
1966 | if (MAXARG < 1) | |
463ee0b2 | 1967 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
1968 | else |
1969 | value = POPn; | |
1970 | value = cos(value); | |
1971 | XPUSHn(value); | |
1972 | RETURN; | |
1973 | } | |
1974 | ||
1975 | PP(pp_rand) | |
1976 | { | |
1977 | dSP; dTARGET; | |
1978 | double value; | |
1979 | if (MAXARG < 1) | |
1980 | value = 1.0; | |
1981 | else | |
1982 | value = POPn; | |
1983 | if (value == 0.0) | |
1984 | value = 1.0; | |
1985 | #if RANDBITS == 31 | |
1986 | value = rand() * value / 2147483648.0; | |
1987 | #else | |
1988 | #if RANDBITS == 16 | |
1989 | value = rand() * value / 65536.0; | |
1990 | #else | |
1991 | #if RANDBITS == 15 | |
1992 | value = rand() * value / 32768.0; | |
1993 | #else | |
1994 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1995 | #endif | |
1996 | #endif | |
1997 | #endif | |
1998 | XPUSHn(value); | |
1999 | RETURN; | |
2000 | } | |
2001 | ||
2002 | PP(pp_srand) | |
2003 | { | |
2004 | dSP; | |
2005 | I32 anum; | |
2006 | time_t when; | |
2007 | ||
2008 | if (MAXARG < 1) { | |
2009 | (void)time(&when); | |
2010 | anum = when; | |
2011 | } | |
2012 | else | |
2013 | anum = POPi; | |
2014 | (void)srand(anum); | |
2015 | EXTEND(SP, 1); | |
2016 | RETPUSHYES; | |
2017 | } | |
2018 | ||
2019 | PP(pp_exp) | |
2020 | { | |
2021 | dSP; dTARGET; | |
2022 | double value; | |
2023 | if (MAXARG < 1) | |
463ee0b2 | 2024 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
2025 | else |
2026 | value = POPn; | |
2027 | value = exp(value); | |
2028 | XPUSHn(value); | |
2029 | RETURN; | |
2030 | } | |
2031 | ||
2032 | PP(pp_log) | |
2033 | { | |
2034 | dSP; dTARGET; | |
2035 | double value; | |
2036 | if (MAXARG < 1) | |
463ee0b2 | 2037 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
2038 | else |
2039 | value = POPn; | |
2040 | if (value <= 0.0) | |
2041 | DIE("Can't take log of %g\n", value); | |
2042 | value = log(value); | |
2043 | XPUSHn(value); | |
2044 | RETURN; | |
2045 | } | |
2046 | ||
2047 | PP(pp_sqrt) | |
2048 | { | |
2049 | dSP; dTARGET; | |
2050 | double value; | |
2051 | if (MAXARG < 1) | |
463ee0b2 | 2052 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
2053 | else |
2054 | value = POPn; | |
2055 | if (value < 0.0) | |
2056 | DIE("Can't take sqrt of %g\n", value); | |
2057 | value = sqrt(value); | |
2058 | XPUSHn(value); | |
2059 | RETURN; | |
2060 | } | |
2061 | ||
2062 | PP(pp_int) | |
2063 | { | |
2064 | dSP; dTARGET; | |
2065 | double value; | |
2066 | if (MAXARG < 1) | |
463ee0b2 | 2067 | value = SvNVx(GvSV(defgv)); |
79072805 LW |
2068 | else |
2069 | value = POPn; | |
2070 | if (value >= 0.0) | |
2071 | (void)modf(value, &value); | |
2072 | else { | |
2073 | (void)modf(-value, &value); | |
2074 | value = -value; | |
2075 | } | |
2076 | XPUSHn(value); | |
2077 | RETURN; | |
2078 | } | |
2079 | ||
463ee0b2 LW |
2080 | PP(pp_abs) |
2081 | { | |
2082 | dSP; dTARGET; | |
2083 | double value; | |
2084 | if (MAXARG < 1) | |
2085 | value = SvNVx(GvSV(defgv)); | |
2086 | else | |
2087 | value = POPn; | |
2088 | ||
2089 | if (value < 0.0) | |
2090 | value = -value; | |
2091 | ||
2092 | XPUSHn(value); | |
2093 | RETURN; | |
2094 | } | |
2095 | ||
79072805 LW |
2096 | PP(pp_hex) |
2097 | { | |
2098 | dSP; dTARGET; | |
2099 | char *tmps; | |
2100 | I32 argtype; | |
2101 | ||
2102 | if (MAXARG < 1) | |
463ee0b2 | 2103 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
2104 | else |
2105 | tmps = POPp; | |
2106 | XPUSHi( scan_hex(tmps, 99, &argtype) ); | |
2107 | RETURN; | |
2108 | } | |
2109 | ||
2110 | PP(pp_oct) | |
2111 | { | |
2112 | dSP; dTARGET; | |
2113 | I32 value; | |
2114 | I32 argtype; | |
2115 | char *tmps; | |
2116 | ||
2117 | if (MAXARG < 1) | |
463ee0b2 | 2118 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
2119 | else |
2120 | tmps = POPp; | |
2121 | while (*tmps && (isSPACE(*tmps) || *tmps == '0')) | |
2122 | tmps++; | |
2123 | if (*tmps == 'x') | |
2124 | value = (I32)scan_hex(++tmps, 99, &argtype); | |
2125 | else | |
2126 | value = (I32)scan_oct(tmps, 99, &argtype); | |
2127 | XPUSHi(value); | |
2128 | RETURN; | |
2129 | } | |
2130 | ||
2131 | /* String stuff. */ | |
2132 | ||
2133 | PP(pp_length) | |
2134 | { | |
2135 | dSP; dTARGET; | |
2136 | if (MAXARG < 1) { | |
2137 | XPUSHi( sv_len(GvSV(defgv)) ); | |
2138 | } | |
2139 | else | |
2140 | SETi( sv_len(TOPs) ); | |
2141 | RETURN; | |
2142 | } | |
2143 | ||
2144 | PP(pp_substr) | |
2145 | { | |
2146 | dSP; dTARGET; | |
2147 | SV *sv; | |
2148 | I32 len; | |
463ee0b2 | 2149 | STRLEN curlen; |
79072805 LW |
2150 | I32 pos; |
2151 | I32 rem; | |
2152 | I32 lvalue = op->op_flags & OPf_LVAL; | |
2153 | char *tmps; | |
2154 | ||
2155 | if (MAXARG > 2) | |
2156 | len = POPi; | |
2157 | pos = POPi - arybase; | |
2158 | sv = POPs; | |
463ee0b2 | 2159 | tmps = SvPV(sv, curlen); /* force conversion to string */ |
79072805 LW |
2160 | if (pos < 0) |
2161 | pos += curlen + arybase; | |
2162 | if (pos < 0 || pos > curlen) | |
2163 | sv_setpvn(TARG, "", 0); | |
2164 | else { | |
2165 | if (MAXARG < 3) | |
2166 | len = curlen; | |
2167 | if (len < 0) | |
2168 | len = 0; | |
2169 | tmps += pos; | |
2170 | rem = curlen - pos; /* rem=how many bytes left*/ | |
2171 | if (rem > len) | |
2172 | rem = len; | |
2173 | sv_setpvn(TARG, tmps, rem); | |
2174 | if (lvalue) { /* it's an lvalue! */ | |
ed6116ce | 2175 | if (SvTHINKFIRST(sv)) { |
8990e307 | 2176 | if (SvREADONLY(sv) && curcop != &compiling) |
ed6116ce LW |
2177 | DIE(no_modify); |
2178 | if (SvROK(sv)) | |
2179 | sv_unref(sv); | |
2180 | } | |
79072805 LW |
2181 | LvTYPE(TARG) = 's'; |
2182 | LvTARG(TARG) = sv; | |
463ee0b2 | 2183 | LvTARGOFF(TARG) = tmps - SvPV(sv, na); |
79072805 LW |
2184 | LvTARGLEN(TARG) = rem; |
2185 | } | |
2186 | } | |
2187 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
2188 | RETURN; | |
2189 | } | |
2190 | ||
2191 | PP(pp_vec) | |
2192 | { | |
2193 | dSP; dTARGET; | |
2194 | register I32 size = POPi; | |
2195 | register I32 offset = POPi; | |
2196 | register SV *src = POPs; | |
2197 | I32 lvalue = op->op_flags & OPf_LVAL; | |
463ee0b2 LW |
2198 | STRLEN srclen; |
2199 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
2200 | unsigned long retnum; |
2201 | I32 len; | |
2202 | ||
2203 | offset *= size; /* turn into bit offset */ | |
2204 | len = (offset + size + 7) / 8; | |
2205 | if (offset < 0 || size < 1) | |
2206 | retnum = 0; | |
93a17b20 | 2207 | else if (!lvalue && len > srclen) |
79072805 LW |
2208 | retnum = 0; |
2209 | else { | |
93a17b20 | 2210 | if (len > srclen) { |
79072805 | 2211 | SvGROW(src, len); |
463ee0b2 | 2212 | (void)memzero(SvPVX(src) + srclen, len - srclen); |
79072805 LW |
2213 | SvCUR_set(src, len); |
2214 | } | |
463ee0b2 | 2215 | s = (unsigned char*)SvPV(src, na); |
79072805 LW |
2216 | if (size < 8) |
2217 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); | |
2218 | else { | |
2219 | offset >>= 3; | |
2220 | if (size == 8) | |
2221 | retnum = s[offset]; | |
2222 | else if (size == 16) | |
2223 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
2224 | else if (size == 32) | |
2225 | retnum = ((unsigned long) s[offset] << 24) + | |
2226 | ((unsigned long) s[offset + 1] << 16) + | |
2227 | (s[offset + 2] << 8) + s[offset+3]; | |
2228 | } | |
2229 | ||
2230 | if (lvalue) { /* it's an lvalue! */ | |
ed6116ce | 2231 | if (SvTHINKFIRST(src)) { |
8990e307 | 2232 | if (SvREADONLY(src) && curcop != &compiling) |
ed6116ce LW |
2233 | DIE(no_modify); |
2234 | if (SvROK(src)) | |
2235 | sv_unref(src); | |
2236 | } | |
79072805 LW |
2237 | LvTYPE(TARG) = 'v'; |
2238 | LvTARG(TARG) = src; | |
2239 | LvTARGOFF(TARG) = offset; | |
2240 | LvTARGLEN(TARG) = size; | |
2241 | } | |
2242 | } | |
2243 | ||
2244 | sv_setiv(TARG, (I32)retnum); | |
2245 | PUSHs(TARG); | |
2246 | RETURN; | |
2247 | } | |
2248 | ||
2249 | PP(pp_index) | |
2250 | { | |
2251 | dSP; dTARGET; | |
2252 | SV *big; | |
2253 | SV *little; | |
2254 | I32 offset; | |
2255 | I32 retval; | |
2256 | char *tmps; | |
2257 | char *tmps2; | |
463ee0b2 | 2258 | STRLEN biglen; |
79072805 LW |
2259 | |
2260 | if (MAXARG < 3) | |
2261 | offset = 0; | |
2262 | else | |
2263 | offset = POPi - arybase; | |
2264 | little = POPs; | |
2265 | big = POPs; | |
463ee0b2 | 2266 | tmps = SvPV(big, biglen); |
79072805 LW |
2267 | if (offset < 0) |
2268 | offset = 0; | |
93a17b20 LW |
2269 | else if (offset > biglen) |
2270 | offset = biglen; | |
79072805 | 2271 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 2272 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
2273 | retval = -1 + arybase; |
2274 | else | |
2275 | retval = tmps2 - tmps + arybase; | |
2276 | PUSHi(retval); | |
2277 | RETURN; | |
2278 | } | |
2279 | ||
2280 | PP(pp_rindex) | |
2281 | { | |
2282 | dSP; dTARGET; | |
2283 | SV *big; | |
2284 | SV *little; | |
463ee0b2 LW |
2285 | STRLEN blen; |
2286 | STRLEN llen; | |
79072805 LW |
2287 | SV *offstr; |
2288 | I32 offset; | |
2289 | I32 retval; | |
2290 | char *tmps; | |
2291 | char *tmps2; | |
2292 | ||
2293 | if (MAXARG == 3) | |
2294 | offstr = POPs; | |
2295 | little = POPs; | |
2296 | big = POPs; | |
463ee0b2 LW |
2297 | tmps2 = SvPV(little, llen); |
2298 | tmps = SvPV(big, blen); | |
79072805 | 2299 | if (MAXARG < 3) |
463ee0b2 | 2300 | offset = blen; |
79072805 | 2301 | else |
463ee0b2 | 2302 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
2303 | if (offset < 0) |
2304 | offset = 0; | |
463ee0b2 LW |
2305 | else if (offset > blen) |
2306 | offset = blen; | |
79072805 | 2307 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 2308 | tmps2, tmps2 + llen))) |
79072805 LW |
2309 | retval = -1 + arybase; |
2310 | else | |
2311 | retval = tmps2 - tmps + arybase; | |
2312 | PUSHi(retval); | |
2313 | RETURN; | |
2314 | } | |
2315 | ||
2316 | PP(pp_sprintf) | |
2317 | { | |
2318 | dSP; dMARK; dORIGMARK; dTARGET; | |
2319 | do_sprintf(TARG, SP-MARK, MARK+1); | |
2320 | SP = ORIGMARK; | |
2321 | PUSHTARG; | |
2322 | RETURN; | |
2323 | } | |
2324 | ||
2325 | static void | |
2326 | doparseform(sv) | |
2327 | SV *sv; | |
2328 | { | |
463ee0b2 LW |
2329 | STRLEN len; |
2330 | register char *s = SvPV(sv, len); | |
2331 | register char *send = s + len; | |
79072805 LW |
2332 | register char *base; |
2333 | register I32 skipspaces = 0; | |
2334 | bool noblank; | |
2335 | bool repeat; | |
2336 | bool postspace = FALSE; | |
2337 | U16 *fops; | |
2338 | register U16 *fpc; | |
2339 | U16 *linepc; | |
2340 | register I32 arg; | |
2341 | bool ischop; | |
2342 | ||
2343 | New(804, fops, send - s, U16); /* Almost certainly too long... */ | |
2344 | fpc = fops; | |
2345 | ||
2346 | if (s < send) { | |
2347 | linepc = fpc; | |
2348 | *fpc++ = FF_LINEMARK; | |
2349 | noblank = repeat = FALSE; | |
2350 | base = s; | |
2351 | } | |
2352 | ||
2353 | while (s <= send) { | |
2354 | switch (*s++) { | |
2355 | default: | |
2356 | skipspaces = 0; | |
2357 | continue; | |
2358 | ||
2359 | case '~': | |
2360 | if (*s == '~') { | |
2361 | repeat = TRUE; | |
2362 | *s = ' '; | |
2363 | } | |
2364 | noblank = TRUE; | |
2365 | s[-1] = ' '; | |
2366 | /* FALL THROUGH */ | |
2367 | case ' ': case '\t': | |
2368 | skipspaces++; | |
2369 | continue; | |
2370 | ||
2371 | case '\n': case 0: | |
2372 | arg = s - base; | |
2373 | skipspaces++; | |
2374 | arg -= skipspaces; | |
2375 | if (arg) { | |
2376 | if (postspace) { | |
2377 | *fpc++ = FF_SPACE; | |
2378 | postspace = FALSE; | |
2379 | } | |
2380 | *fpc++ = FF_LITERAL; | |
2381 | *fpc++ = arg; | |
2382 | } | |
2383 | if (s <= send) | |
2384 | skipspaces--; | |
2385 | if (skipspaces) { | |
2386 | *fpc++ = FF_SKIP; | |
2387 | *fpc++ = skipspaces; | |
2388 | } | |
2389 | skipspaces = 0; | |
2390 | if (s <= send) | |
2391 | *fpc++ = FF_NEWLINE; | |
2392 | if (noblank) { | |
2393 | *fpc++ = FF_BLANK; | |
2394 | if (repeat) | |
2395 | arg = fpc - linepc + 1; | |
2396 | else | |
2397 | arg = 0; | |
2398 | *fpc++ = arg; | |
2399 | } | |
2400 | if (s < send) { | |
2401 | linepc = fpc; | |
2402 | *fpc++ = FF_LINEMARK; | |
2403 | noblank = repeat = FALSE; | |
2404 | base = s; | |
2405 | } | |
2406 | else | |
2407 | s++; | |
2408 | continue; | |
2409 | ||
2410 | case '@': | |
2411 | case '^': | |
2412 | ischop = s[-1] == '^'; | |
2413 | ||
2414 | if (postspace) { | |
2415 | *fpc++ = FF_SPACE; | |
2416 | postspace = FALSE; | |
2417 | } | |
2418 | arg = (s - base) - 1; | |
2419 | if (arg) { | |
2420 | *fpc++ = FF_LITERAL; | |
2421 | *fpc++ = arg; | |
2422 | } | |
2423 | ||
2424 | base = s - 1; | |
2425 | *fpc++ = FF_FETCH; | |
2426 | if (*s == '*') { | |
2427 | s++; | |
2428 | *fpc++ = 0; | |
2429 | *fpc++ = FF_LINEGLOB; | |
2430 | } | |
2431 | else if (*s == '#' || (*s == '.' && s[1] == '#')) { | |
2432 | arg = ischop ? 512 : 0; | |
2433 | base = s - 1; | |
2434 | while (*s == '#') | |
2435 | s++; | |
2436 | if (*s == '.') { | |
2437 | char *f; | |
2438 | s++; | |
2439 | f = s; | |
2440 | while (*s == '#') | |
2441 | s++; | |
2442 | arg |= 256 + (s - f); | |
2443 | } | |
2444 | *fpc++ = s - base; /* fieldsize for FETCH */ | |
2445 | *fpc++ = FF_DECIMAL; | |
2446 | *fpc++ = arg; | |
2447 | } | |
2448 | else { | |
2449 | I32 prespace = 0; | |
2450 | bool ismore = FALSE; | |
2451 | ||
2452 | if (*s == '>') { | |
2453 | while (*++s == '>') ; | |
2454 | prespace = FF_SPACE; | |
2455 | } | |
2456 | else if (*s == '|') { | |
2457 | while (*++s == '|') ; | |
2458 | prespace = FF_HALFSPACE; | |
2459 | postspace = TRUE; | |
2460 | } | |
2461 | else { | |
2462 | if (*s == '<') | |
2463 | while (*++s == '<') ; | |
2464 | postspace = TRUE; | |
2465 | } | |
2466 | if (*s == '.' && s[1] == '.' && s[2] == '.') { | |
2467 | s += 3; | |
2468 | ismore = TRUE; | |
2469 | } | |
2470 | *fpc++ = s - base; /* fieldsize for FETCH */ | |
2471 | ||
2472 | *fpc++ = ischop ? FF_CHECKCHOP : FF_CHECKNL; | |
2473 | ||
2474 | if (prespace) | |
2475 | *fpc++ = prespace; | |
2476 | *fpc++ = FF_ITEM; | |
2477 | if (ismore) | |
2478 | *fpc++ = FF_MORE; | |
2479 | if (ischop) | |
2480 | *fpc++ = FF_CHOP; | |
2481 | } | |
2482 | base = s; | |
2483 | skipspaces = 0; | |
2484 | continue; | |
2485 | } | |
2486 | } | |
2487 | *fpc++ = FF_END; | |
2488 | ||
2489 | arg = fpc - fops; | |
2490 | SvGROW(sv, SvCUR(sv) + arg * sizeof(U16) + 4); | |
2491 | ||
463ee0b2 | 2492 | s = SvPVX(sv) + SvCUR(sv); |
79072805 LW |
2493 | s += 2 + (SvCUR(sv) & 1); |
2494 | ||
2495 | Copy(fops, s, arg, U16); | |
2496 | Safefree(fops); | |
2497 | } | |
2498 | ||
2499 | PP(pp_formline) | |
2500 | { | |
2501 | dSP; dMARK; dORIGMARK; | |
2502 | register SV *form = *++MARK; | |
2503 | register U16 *fpc; | |
2504 | register char *t; | |
2505 | register char *f; | |
2506 | register char *s; | |
2507 | register char *send; | |
2508 | register I32 arg; | |
2509 | register SV *sv; | |
2510 | I32 itemsize; | |
2511 | I32 fieldsize; | |
2512 | I32 lines = 0; | |
93a17b20 | 2513 | bool chopspace = (strchr(chopset, ' ') != Nullch); |
79072805 LW |
2514 | char *chophere; |
2515 | char *linemark; | |
2516 | char *formmark; | |
2517 | SV **markmark; | |
2518 | double value; | |
2519 | bool gotsome; | |
463ee0b2 | 2520 | STRLEN len; |
79072805 | 2521 | |
8990e307 LW |
2522 | if (!SvCOMPILED(form)) { |
2523 | SvREADONLY_off(form); | |
79072805 | 2524 | doparseform(form); |
8990e307 | 2525 | } |
79072805 | 2526 | |
463ee0b2 | 2527 | SvUPGRADE(formtarget, SVt_PV); |
79072805 | 2528 | SvGROW(formtarget, SvCUR(formtarget) + SvCUR(form) + 1); |
463ee0b2 LW |
2529 | t = SvPV(formtarget, len); |
2530 | t += len; | |
2531 | f = SvPV(form, len); | |
79072805 | 2532 | |
463ee0b2 LW |
2533 | s = f + len; |
2534 | s += 2 + (len & 1); | |
79072805 LW |
2535 | |
2536 | fpc = (U16*)s; | |
2537 | ||
2538 | for (;;) { | |
2539 | DEBUG_f( { | |
2540 | char *name = "???"; | |
2541 | arg = -1; | |
2542 | switch (*fpc) { | |
2543 | case FF_LITERAL: arg = fpc[1]; name = "LITERAL"; break; | |
2544 | case FF_BLANK: arg = fpc[1]; name = "BLANK"; break; | |
2545 | case FF_SKIP: arg = fpc[1]; name = "SKIP"; break; | |
2546 | case FF_FETCH: arg = fpc[1]; name = "FETCH"; break; | |
2547 | case FF_DECIMAL: arg = fpc[1]; name = "DECIMAL"; break; | |
2548 | ||
2549 | case FF_CHECKNL: name = "CHECKNL"; break; | |
2550 | case FF_CHECKCHOP: name = "CHECKCHOP"; break; | |
2551 | case FF_SPACE: name = "SPACE"; break; | |
2552 | case FF_HALFSPACE: name = "HALFSPACE"; break; | |
2553 | case FF_ITEM: name = "ITEM"; break; | |
2554 | case FF_CHOP: name = "CHOP"; break; | |
2555 | case FF_LINEGLOB: name = "LINEGLOB"; break; | |
2556 | case FF_NEWLINE: name = "NEWLINE"; break; | |
2557 | case FF_MORE: name = "MORE"; break; | |
2558 | case FF_LINEMARK: name = "LINEMARK"; break; | |
2559 | case FF_END: name = "END"; break; | |
2560 | } | |
2561 | if (arg >= 0) | |
2562 | fprintf(stderr, "%-16s%d\n", name, arg); | |
2563 | else | |
2564 | fprintf(stderr, "%-16s\n", name); | |
2565 | } ) | |
2566 | switch (*fpc++) { | |
2567 | case FF_LINEMARK: | |
2568 | linemark = t; | |
2569 | formmark = f; | |
2570 | markmark = MARK; | |
2571 | lines++; | |
2572 | gotsome = FALSE; | |
2573 | break; | |
2574 | ||
2575 | case FF_LITERAL: | |
2576 | arg = *fpc++; | |
2577 | while (arg--) | |
2578 | *t++ = *f++; | |
2579 | break; | |
2580 | ||
2581 | case FF_SKIP: | |
2582 | f += *fpc++; | |
2583 | break; | |
2584 | ||
2585 | case FF_FETCH: | |
2586 | arg = *fpc++; | |
2587 | f += arg; | |
2588 | fieldsize = arg; | |
2589 | ||
2590 | if (MARK < SP) | |
2591 | sv = *++MARK; | |
2592 | else { | |
2593 | sv = &sv_no; | |
2594 | if (dowarn) | |
2595 | warn("Not enough format arguments"); | |
2596 | } | |
2597 | break; | |
2598 | ||
2599 | case FF_CHECKNL: | |
463ee0b2 LW |
2600 | s = SvPV(sv, len); |
2601 | itemsize = len; | |
79072805 LW |
2602 | if (itemsize > fieldsize) |
2603 | itemsize = fieldsize; | |
2604 | send = chophere = s + itemsize; | |
2605 | while (s < send) { | |
2606 | if (*s & ~31) | |
2607 | gotsome = TRUE; | |
2608 | else if (*s == '\n') | |
2609 | break; | |
2610 | s++; | |
2611 | } | |
463ee0b2 | 2612 | itemsize = s - SvPVX(sv); |
79072805 LW |
2613 | break; |
2614 | ||
2615 | case FF_CHECKCHOP: | |
463ee0b2 LW |
2616 | s = SvPV(sv, len); |
2617 | itemsize = len; | |
8990e307 LW |
2618 | if (itemsize <= fieldsize) { |
2619 | send = chophere = s + itemsize; | |
2620 | while (s < send) { | |
2621 | if (*s == '\r') { | |
2622 | itemsize = s - SvPVX(sv); | |
79072805 | 2623 | break; |
8990e307 LW |
2624 | } |
2625 | if (*s++ & ~31) | |
79072805 | 2626 | gotsome = TRUE; |
79072805 | 2627 | } |
79072805 | 2628 | } |
8990e307 LW |
2629 | else { |
2630 | itemsize = fieldsize; | |
2631 | send = chophere = s + itemsize; | |
2632 | while (s < send || (s == send && isSPACE(*s))) { | |
2633 | if (isSPACE(*s)) { | |
2634 | if (chopspace) | |
2635 | chophere = s; | |
2636 | if (*s == '\r') | |
2637 | break; | |
2638 | } | |
2639 | else { | |
2640 | if (*s & ~31) | |
2641 | gotsome = TRUE; | |
2642 | if (strchr(chopset, *s)) | |
2643 | chophere = s + 1; | |
2644 | } | |
2645 | s++; | |
2646 | } | |
2647 | itemsize = chophere - SvPVX(sv); | |
2648 | } | |
79072805 LW |
2649 | break; |
2650 | ||
2651 | case FF_SPACE: | |
2652 | arg = fieldsize - itemsize; | |
2653 | if (arg) { | |
2654 | fieldsize -= arg; | |
2655 | while (arg-- > 0) | |
2656 | *t++ = ' '; | |
2657 | } | |
2658 | break; | |
2659 | ||
2660 | case FF_HALFSPACE: | |
2661 | arg = fieldsize - itemsize; | |
2662 | if (arg) { | |
2663 | arg /= 2; | |
2664 | fieldsize -= arg; | |
2665 | while (arg-- > 0) | |
2666 | *t++ = ' '; | |
2667 | } | |
2668 | break; | |
2669 | ||
2670 | case FF_ITEM: | |
2671 | arg = itemsize; | |
463ee0b2 | 2672 | s = SvPVX(sv); |
79072805 LW |
2673 | while (arg--) { |
2674 | if ((*t++ = *s++) < ' ') | |
2675 | t[-1] = ' '; | |
2676 | } | |
2677 | break; | |
2678 | ||
2679 | case FF_CHOP: | |
2680 | s = chophere; | |
2681 | if (chopspace) { | |
2682 | while (*s && isSPACE(*s)) | |
2683 | s++; | |
2684 | } | |
2685 | sv_chop(sv,s); | |
2686 | break; | |
2687 | ||
2688 | case FF_LINEGLOB: | |
463ee0b2 LW |
2689 | s = SvPV(sv, len); |
2690 | itemsize = len; | |
79072805 LW |
2691 | if (itemsize) { |
2692 | gotsome = TRUE; | |
2693 | send = s + itemsize; | |
2694 | while (s < send) { | |
2695 | if (*s++ == '\n') { | |
2696 | if (s == send) | |
2697 | itemsize--; | |
2698 | else | |
2699 | lines++; | |
2700 | } | |
2701 | } | |
463ee0b2 LW |
2702 | SvCUR_set(formtarget, t - SvPVX(formtarget)); |
2703 | sv_catpvn(formtarget, SvPVX(sv), itemsize); | |
79072805 | 2704 | SvGROW(formtarget, SvCUR(formtarget) + SvCUR(form) + 1); |
463ee0b2 | 2705 | t = SvPVX(formtarget) + SvCUR(formtarget); |
79072805 LW |
2706 | } |
2707 | break; | |
2708 | ||
2709 | case FF_DECIMAL: | |
2710 | /* If the field is marked with ^ and the value is undefined, | |
2711 | blank it out. */ | |
2712 | arg = *fpc++; | |
2713 | if ((arg & 512) && !SvOK(sv)) { | |
2714 | arg = fieldsize; | |
2715 | while (arg--) | |
2716 | *t++ = ' '; | |
2717 | break; | |
2718 | } | |
2719 | gotsome = TRUE; | |
463ee0b2 | 2720 | value = SvNV(sv); |
79072805 LW |
2721 | if (arg & 256) { |
2722 | sprintf(t, "%#*.*f", fieldsize, arg & 255, value); | |
2723 | } else { | |
2724 | sprintf(t, "%*.0f", fieldsize, value); | |
2725 | } | |
2726 | t += fieldsize; | |
2727 | break; | |
2728 | ||
2729 | case FF_NEWLINE: | |
2730 | f++; | |
2731 | while (t-- > linemark && *t == ' ') ; | |
2732 | t++; | |
2733 | *t++ = '\n'; | |
2734 | break; | |
2735 | ||
2736 | case FF_BLANK: | |
2737 | arg = *fpc++; | |
2738 | if (gotsome) { | |
2739 | if (arg) { /* repeat until fields exhausted? */ | |
2740 | fpc -= arg; | |
2741 | f = formmark; | |
2742 | MARK = markmark; | |
2743 | if (lines == 200) { | |
2744 | arg = t - linemark; | |
2745 | if (strnEQ(linemark, linemark - t, arg)) | |
2746 | DIE("Runaway format"); | |
2747 | } | |
463ee0b2 | 2748 | arg = t - SvPVX(formtarget); |
79072805 | 2749 | SvGROW(formtarget, |
463ee0b2 LW |
2750 | (t - SvPVX(formtarget)) + (f - formmark) + 1); |
2751 | t = SvPVX(formtarget) + arg; | |
79072805 LW |
2752 | } |
2753 | } | |
2754 | else { | |
2755 | t = linemark; | |
2756 | lines--; | |
2757 | } | |
2758 | break; | |
2759 | ||
2760 | case FF_MORE: | |
93a17b20 | 2761 | if (SvCUROK(sv)) { |
79072805 LW |
2762 | arg = fieldsize - itemsize; |
2763 | if (arg) { | |
2764 | fieldsize -= arg; | |
2765 | while (arg-- > 0) | |
2766 | *t++ = ' '; | |
2767 | } | |
2768 | s = t - 3; | |
2769 | if (strnEQ(s," ",3)) { | |
463ee0b2 | 2770 | while (s > SvPVX(formtarget) && isSPACE(s[-1])) |
79072805 LW |
2771 | s--; |
2772 | } | |
2773 | *s++ = '.'; | |
2774 | *s++ = '.'; | |
2775 | *s++ = '.'; | |
2776 | } | |
2777 | break; | |
2778 | ||
2779 | case FF_END: | |
2780 | *t = '\0'; | |
463ee0b2 | 2781 | SvCUR_set(formtarget, t - SvPVX(formtarget)); |
79072805 LW |
2782 | FmLINES(formtarget) += lines; |
2783 | SP = ORIGMARK; | |
2784 | RETPUSHYES; | |
2785 | } | |
2786 | } | |
2787 | } | |
2788 | ||
2789 | PP(pp_ord) | |
2790 | { | |
2791 | dSP; dTARGET; | |
2792 | I32 value; | |
2793 | char *tmps; | |
2794 | I32 anum; | |
2795 | ||
2796 | if (MAXARG < 1) | |
463ee0b2 | 2797 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
2798 | else |
2799 | tmps = POPp; | |
2800 | #ifndef I286 | |
2801 | value = (I32) (*tmps & 255); | |
2802 | #else | |
2803 | anum = (I32) *tmps; | |
2804 | value = (I32) (anum & 255); | |
2805 | #endif | |
2806 | XPUSHi(value); | |
2807 | RETURN; | |
2808 | } | |
2809 | ||
463ee0b2 LW |
2810 | PP(pp_chr) |
2811 | { | |
2812 | dSP; dTARGET; | |
2813 | char *tmps; | |
2814 | ||
2815 | if (SvTYPE(TARG) == SVt_NULL) { | |
2816 | sv_upgrade(TARG,SVt_PV); | |
2817 | SvGROW(TARG,1); | |
2818 | } | |
2819 | SvCUR_set(TARG, 1); | |
2820 | tmps = SvPVX(TARG); | |
2821 | if (MAXARG < 1) | |
2822 | *tmps = SvIVx(GvSV(defgv)); | |
2823 | else | |
2824 | *tmps = POPi; | |
2825 | SvPOK_only(TARG); | |
2826 | XPUSHs(TARG); | |
2827 | RETURN; | |
2828 | } | |
2829 | ||
79072805 LW |
2830 | PP(pp_crypt) |
2831 | { | |
2832 | dSP; dTARGET; dPOPTOPssrl; | |
2833 | #ifdef HAS_CRYPT | |
463ee0b2 | 2834 | char *tmps = SvPV(lstr, na); |
79072805 | 2835 | #ifdef FCRYPT |
463ee0b2 | 2836 | sv_setpv(TARG, fcrypt(tmps, SvPV(rstr, na))); |
79072805 | 2837 | #else |
463ee0b2 | 2838 | sv_setpv(TARG, crypt(tmps, SvPV(rstr, na))); |
79072805 LW |
2839 | #endif |
2840 | #else | |
2841 | DIE( | |
2842 | "The crypt() function is unimplemented due to excessive paranoia."); | |
2843 | #endif | |
2844 | SETs(TARG); | |
2845 | RETURN; | |
2846 | } | |
2847 | ||
2848 | PP(pp_ucfirst) | |
2849 | { | |
2850 | dSP; | |
2851 | SV *sv = TOPs; | |
2852 | register char *s; | |
2853 | ||
ed6116ce | 2854 | if (!SvPADTMP(sv)) { |
79072805 LW |
2855 | dTARGET; |
2856 | sv_setsv(TARG, sv); | |
2857 | sv = TARG; | |
2858 | SETs(sv); | |
2859 | } | |
463ee0b2 | 2860 | s = SvPV(sv, na); |
79072805 LW |
2861 | if (isascii(*s) && islower(*s)) |
2862 | *s = toupper(*s); | |
2863 | ||
2864 | RETURN; | |
2865 | } | |
2866 | ||
2867 | PP(pp_lcfirst) | |
2868 | { | |
2869 | dSP; | |
2870 | SV *sv = TOPs; | |
2871 | register char *s; | |
2872 | ||
ed6116ce | 2873 | if (!SvPADTMP(sv)) { |
79072805 LW |
2874 | dTARGET; |
2875 | sv_setsv(TARG, sv); | |
2876 | sv = TARG; | |
2877 | SETs(sv); | |
2878 | } | |
463ee0b2 | 2879 | s = SvPV(sv, na); |
79072805 LW |
2880 | if (isascii(*s) && isupper(*s)) |
2881 | *s = tolower(*s); | |
2882 | ||
2883 | SETs(sv); | |
2884 | RETURN; | |
2885 | } | |
2886 | ||
2887 | PP(pp_uc) | |
2888 | { | |
2889 | dSP; | |
2890 | SV *sv = TOPs; | |
2891 | register char *s; | |
2892 | register char *send; | |
463ee0b2 | 2893 | STRLEN len; |
79072805 | 2894 | |
ed6116ce | 2895 | if (!SvPADTMP(sv)) { |
79072805 LW |
2896 | dTARGET; |
2897 | sv_setsv(TARG, sv); | |
2898 | sv = TARG; | |
2899 | SETs(sv); | |
2900 | } | |
463ee0b2 LW |
2901 | s = SvPV(sv, len); |
2902 | send = s + len; | |
79072805 LW |
2903 | while (s < send) { |
2904 | if (isascii(*s) && islower(*s)) | |
2905 | *s = toupper(*s); | |
2906 | s++; | |
2907 | } | |
2908 | RETURN; | |
2909 | } | |
2910 | ||
2911 | PP(pp_lc) | |
2912 | { | |
2913 | dSP; | |
2914 | SV *sv = TOPs; | |
2915 | register char *s; | |
2916 | register char *send; | |
463ee0b2 | 2917 | STRLEN len; |
79072805 | 2918 | |
ed6116ce | 2919 | if (!SvPADTMP(sv)) { |
79072805 LW |
2920 | dTARGET; |
2921 | sv_setsv(TARG, sv); | |
2922 | sv = TARG; | |
2923 | SETs(sv); | |
2924 | } | |
463ee0b2 LW |
2925 | s = SvPV(sv, len); |
2926 | send = s + len; | |
79072805 LW |
2927 | while (s < send) { |
2928 | if (isascii(*s) && isupper(*s)) | |
2929 | *s = tolower(*s); | |
2930 | s++; | |
2931 | } | |
2932 | RETURN; | |
2933 | } | |
2934 | ||
2935 | /* Arrays. */ | |
2936 | ||
2937 | PP(pp_rv2av) | |
2938 | { | |
2939 | dSP; dPOPss; | |
2940 | ||
2941 | AV *av; | |
2942 | ||
ed6116ce LW |
2943 | if (SvROK(sv)) { |
2944 | av = (AV*)SvRV(sv); | |
79072805 LW |
2945 | if (SvTYPE(av) != SVt_PVAV) |
2946 | DIE("Not an array reference"); | |
2947 | if (op->op_flags & OPf_LVAL) { | |
93a17b20 | 2948 | if (op->op_flags & OPf_INTRO) |
463ee0b2 | 2949 | av = (AV*)save_svref((SV**)sv); |
79072805 LW |
2950 | PUSHs((SV*)av); |
2951 | RETURN; | |
2952 | } | |
2953 | } | |
2954 | else { | |
93a17b20 LW |
2955 | if (SvTYPE(sv) == SVt_PVAV) { |
2956 | av = (AV*)sv; | |
2957 | if (op->op_flags & OPf_LVAL) { | |
2958 | PUSHs((SV*)av); | |
2959 | RETURN; | |
2960 | } | |
2961 | } | |
2962 | else { | |
2963 | if (SvTYPE(sv) != SVt_PVGV) { | |
2964 | if (!SvOK(sv)) | |
8990e307 | 2965 | DIE(no_usym, "an array"); |
463ee0b2 | 2966 | sv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE); |
93a17b20 LW |
2967 | } |
2968 | av = GvAVn(sv); | |
2969 | if (op->op_flags & OPf_LVAL) { | |
2970 | if (op->op_flags & OPf_INTRO) | |
2971 | av = save_ary(sv); | |
2972 | PUSHs((SV*)av); | |
2973 | RETURN; | |
2974 | } | |
79072805 LW |
2975 | } |
2976 | } | |
2977 | ||
2978 | if (GIMME == G_ARRAY) { | |
2979 | I32 maxarg = AvFILL(av) + 1; | |
2980 | EXTEND(SP, maxarg); | |
2981 | Copy(AvARRAY(av), SP+1, maxarg, SV*); | |
2982 | SP += maxarg; | |
2983 | } | |
2984 | else { | |
2985 | dTARGET; | |
2986 | I32 maxarg = AvFILL(av) + 1; | |
2987 | PUSHi(maxarg); | |
2988 | } | |
2989 | RETURN; | |
2990 | } | |
2991 | ||
2992 | PP(pp_aelemfast) | |
2993 | { | |
2994 | dSP; | |
8990e307 LW |
2995 | AV *av = GvAV((GV*)cSVOP->op_sv); |
2996 | SV** svp = av_fetch(av, op->op_private - arybase, op->op_flags & OPf_LVAL); | |
79072805 LW |
2997 | PUSHs(svp ? *svp : &sv_undef); |
2998 | RETURN; | |
2999 | } | |
3000 | ||
3001 | PP(pp_aelem) | |
3002 | { | |
3003 | dSP; | |
3004 | SV** svp; | |
3005 | I32 elem = POPi - arybase; | |
3006 | AV *av = (AV*)POPs; | |
3007 | ||
3008 | if (op->op_flags & OPf_LVAL) { | |
3009 | svp = av_fetch(av, elem, TRUE); | |
3010 | if (!svp || *svp == &sv_undef) | |
93a17b20 LW |
3011 | DIE(no_aelem, elem); |
3012 | if (op->op_flags & OPf_INTRO) | |
79072805 | 3013 | save_svref(svp); |
463ee0b2 | 3014 | else if (!SvOK(*svp)) { |
79072805 | 3015 | if (op->op_private == OP_RV2HV) { |
8990e307 | 3016 | SvREFCNT_dec(*svp); |
463ee0b2 | 3017 | *svp = NEWSV(0,0); |
ed6116ce | 3018 | sv_upgrade(*svp, SVt_RV); |
8990e307 | 3019 | SvRV(*svp) = SvREFCNT_inc(newHV()); |
ed6116ce | 3020 | SvROK_on(*svp); |
8990e307 | 3021 | ++sv_rvcount; |
79072805 LW |
3022 | } |
3023 | else if (op->op_private == OP_RV2AV) { | |
8990e307 | 3024 | SvREFCNT_dec(*svp); |
463ee0b2 | 3025 | *svp = NEWSV(0,0); |
ed6116ce | 3026 | sv_upgrade(*svp, SVt_RV); |
8990e307 | 3027 | SvRV(*svp) = SvREFCNT_inc(newAV()); |
ed6116ce | 3028 | SvROK_on(*svp); |
8990e307 | 3029 | ++sv_rvcount; |
79072805 LW |
3030 | } |
3031 | } | |
3032 | } | |
3033 | else | |
3034 | svp = av_fetch(av, elem, FALSE); | |
3035 | PUSHs(svp ? *svp : &sv_undef); | |
3036 | RETURN; | |
3037 | } | |
3038 | ||
3039 | PP(pp_aslice) | |
3040 | { | |
3041 | dSP; dMARK; dORIGMARK; | |
3042 | register SV** svp; | |
3043 | register AV* av = (AV*)POPs; | |
3044 | register I32 lval = op->op_flags & OPf_LVAL; | |
3045 | I32 is_something_there = lval; | |
3046 | ||
3047 | while (++MARK <= SP) { | |
463ee0b2 | 3048 | I32 elem = SvIVx(*MARK); |
79072805 LW |
3049 | |
3050 | if (lval) { | |
3051 | svp = av_fetch(av, elem, TRUE); | |
3052 | if (!svp || *svp == &sv_undef) | |
93a17b20 LW |
3053 | DIE(no_aelem, elem); |
3054 | if (op->op_flags & OPf_INTRO) | |
79072805 LW |
3055 | save_svref(svp); |
3056 | } | |
3057 | else { | |
3058 | svp = av_fetch(av, elem, FALSE); | |
3059 | if (!is_something_there && svp && SvOK(*svp)) | |
3060 | is_something_there = TRUE; | |
3061 | } | |
3062 | *MARK = svp ? *svp : &sv_undef; | |
3063 | } | |
3064 | if (!is_something_there) | |
3065 | SP = ORIGMARK; | |
3066 | RETURN; | |
3067 | } | |
3068 | ||
3069 | /* Associative arrays. */ | |
3070 | ||
3071 | PP(pp_each) | |
3072 | { | |
3073 | dSP; dTARGET; | |
3074 | HV *hash = (HV*)POPs; | |
3075 | HE *entry = hv_iternext(hash); | |
3076 | I32 i; | |
3077 | char *tmps; | |
3078 | ||
79072805 LW |
3079 | EXTEND(SP, 2); |
3080 | if (entry) { | |
8990e307 LW |
3081 | tmps = hv_iterkey(entry, &i); |
3082 | if (!i) | |
3083 | tmps = ""; | |
3084 | PUSHs(sv_2mortal(newSVpv(tmps, i))); | |
79072805 | 3085 | if (GIMME == G_ARRAY) { |
8990e307 LW |
3086 | sv_setsv(TARG, hv_iterval(hash, entry)); |
3087 | PUSHs(TARG); | |
79072805 | 3088 | } |
79072805 LW |
3089 | } |
3090 | else if (GIMME == G_SCALAR) | |
3091 | RETPUSHUNDEF; | |
3092 | ||
3093 | RETURN; | |
3094 | } | |
3095 | ||
3096 | PP(pp_values) | |
3097 | { | |
3098 | return do_kv(ARGS); | |
3099 | } | |
3100 | ||
3101 | PP(pp_keys) | |
3102 | { | |
3103 | return do_kv(ARGS); | |
3104 | } | |
3105 | ||
3106 | PP(pp_delete) | |
3107 | { | |
3108 | dSP; | |
3109 | SV *sv; | |
3110 | SV *tmpsv = POPs; | |
3111 | HV *hv = (HV*)POPs; | |
3112 | char *tmps; | |
463ee0b2 | 3113 | STRLEN len; |
79072805 LW |
3114 | if (!hv) { |
3115 | DIE("Not an associative array reference"); | |
3116 | } | |
463ee0b2 LW |
3117 | tmps = SvPV(tmpsv, len); |
3118 | sv = hv_delete(hv, tmps, len); | |
79072805 LW |
3119 | if (!sv) |
3120 | RETPUSHUNDEF; | |
3121 | PUSHs(sv); | |
3122 | RETURN; | |
3123 | } | |
3124 | ||
3125 | PP(pp_rv2hv) | |
3126 | { | |
3127 | ||
3128 | dSP; dTOPss; | |
3129 | ||
3130 | HV *hv; | |
3131 | ||
ed6116ce LW |
3132 | if (SvTYPE(sv) == SVt_RV) { |
3133 | hv = (HV*)SvRV(sv); | |
79072805 LW |
3134 | if (SvTYPE(hv) != SVt_PVHV) |
3135 | DIE("Not an associative array reference"); | |
3136 | if (op->op_flags & OPf_LVAL) { | |
93a17b20 | 3137 | if (op->op_flags & OPf_INTRO) |
463ee0b2 | 3138 | hv = (HV*)save_svref((SV**)sv); |
79072805 LW |
3139 | SETs((SV*)hv); |
3140 | RETURN; | |
3141 | } | |
3142 | } | |
3143 | else { | |
93a17b20 LW |
3144 | if (SvTYPE(sv) == SVt_PVHV) { |
3145 | hv = (HV*)sv; | |
3146 | if (op->op_flags & OPf_LVAL) { | |
3147 | SETs((SV*)hv); | |
3148 | RETURN; | |
3149 | } | |
3150 | } | |
3151 | else { | |
3152 | if (SvTYPE(sv) != SVt_PVGV) { | |
3153 | if (!SvOK(sv)) | |
8990e307 | 3154 | DIE(no_usym, "a hash"); |
463ee0b2 | 3155 | sv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE); |
93a17b20 LW |
3156 | } |
3157 | hv = GvHVn(sv); | |
3158 | if (op->op_flags & OPf_LVAL) { | |
3159 | if (op->op_flags & OPf_INTRO) | |
3160 | hv = save_hash(sv); | |
3161 | SETs((SV*)hv); | |
3162 | RETURN; | |
3163 | } | |
79072805 LW |
3164 | } |
3165 | } | |
3166 | ||
3167 | if (GIMME == G_ARRAY) { /* array wanted */ | |
3168 | *stack_sp = (SV*)hv; | |
3169 | return do_kv(ARGS); | |
3170 | } | |
3171 | else { | |
3172 | dTARGET; | |
8990e307 | 3173 | if (HvFILL(hv)) { |
463ee0b2 | 3174 | sprintf(buf, "%d/%d", HvFILL(hv), HvMAX(hv)+1); |
79072805 LW |
3175 | sv_setpv(TARG, buf); |
3176 | } | |
8990e307 LW |
3177 | else |
3178 | sv_setiv(TARG, 0); | |
79072805 LW |
3179 | SETTARG; |
3180 | RETURN; | |
3181 | } | |
3182 | } | |
3183 | ||
3184 | PP(pp_helem) | |
3185 | { | |
3186 | dSP; | |
3187 | SV** svp; | |
3188 | SV *keysv = POPs; | |
463ee0b2 LW |
3189 | STRLEN keylen; |
3190 | char *key = SvPV(keysv, keylen); | |
79072805 LW |
3191 | HV *hv = (HV*)POPs; |
3192 | ||
3193 | if (op->op_flags & OPf_LVAL) { | |
3194 | svp = hv_fetch(hv, key, keylen, TRUE); | |
3195 | if (!svp || *svp == &sv_undef) | |
93a17b20 LW |
3196 | DIE(no_helem, key); |
3197 | if (op->op_flags & OPf_INTRO) | |
79072805 | 3198 | save_svref(svp); |
463ee0b2 | 3199 | else if (!SvOK(*svp)) { |
79072805 | 3200 | if (op->op_private == OP_RV2HV) { |
8990e307 | 3201 | SvREFCNT_dec(*svp); |
463ee0b2 | 3202 | *svp = NEWSV(0,0); |
ed6116ce | 3203 | sv_upgrade(*svp, SVt_RV); |
8990e307 | 3204 | SvRV(*svp) = SvREFCNT_inc(newHV()); |
ed6116ce | 3205 | SvROK_on(*svp); |
8990e307 | 3206 | ++sv_rvcount; |
79072805 LW |
3207 | } |
3208 | else if (op->op_private == OP_RV2AV) { | |
8990e307 | 3209 | SvREFCNT_dec(*svp); |
463ee0b2 | 3210 | *svp = NEWSV(0,0); |
ed6116ce | 3211 | sv_upgrade(*svp, SVt_RV); |
8990e307 | 3212 | SvRV(*svp) = SvREFCNT_inc(newAV()); |
ed6116ce | 3213 | SvROK_on(*svp); |
8990e307 | 3214 | ++sv_rvcount; |
79072805 LW |
3215 | } |
3216 | } | |
3217 | } | |
3218 | else | |
3219 | svp = hv_fetch(hv, key, keylen, FALSE); | |
3220 | PUSHs(svp ? *svp : &sv_undef); | |
3221 | RETURN; | |
3222 | } | |
3223 | ||
3224 | PP(pp_hslice) | |
3225 | { | |
3226 | dSP; dMARK; dORIGMARK; | |
3227 | register SV **svp; | |
3228 | register HV *hv = (HV*)POPs; | |
3229 | register I32 lval = op->op_flags & OPf_LVAL; | |
3230 | I32 is_something_there = lval; | |
3231 | ||
3232 | while (++MARK <= SP) { | |
463ee0b2 LW |
3233 | STRLEN keylen; |
3234 | char *key = SvPV(*MARK, keylen); | |
79072805 LW |
3235 | |
3236 | if (lval) { | |
3237 | svp = hv_fetch(hv, key, keylen, TRUE); | |
3238 | if (!svp || *svp == &sv_undef) | |
93a17b20 LW |
3239 | DIE(no_helem, key); |
3240 | if (op->op_flags & OPf_INTRO) | |
79072805 LW |
3241 | save_svref(svp); |
3242 | } | |
3243 | else { | |
3244 | svp = hv_fetch(hv, key, keylen, FALSE); | |
3245 | if (!is_something_there && svp && SvOK(*svp)) | |
3246 | is_something_there = TRUE; | |
3247 | } | |
3248 | *MARK = svp ? *svp : &sv_undef; | |
3249 | } | |
3250 | if (!is_something_there) | |
3251 | SP = ORIGMARK; | |
3252 | RETURN; | |
3253 | } | |
3254 | ||
3255 | /* Explosives and implosives. */ | |
3256 | ||
3257 | PP(pp_unpack) | |
3258 | { | |
3259 | dSP; | |
3260 | dPOPPOPssrl; | |
3261 | SV *sv; | |
463ee0b2 LW |
3262 | STRLEN llen; |
3263 | STRLEN rlen; | |
3264 | register char *pat = SvPV(lstr, llen); | |
3265 | register char *s = SvPV(rstr, rlen); | |
3266 | char *strend = s + rlen; | |
79072805 | 3267 | char *strbeg = s; |
463ee0b2 | 3268 | register char *patend = pat + llen; |
79072805 LW |
3269 | I32 datumtype; |
3270 | register I32 len; | |
3271 | register I32 bits; | |
3272 | ||
3273 | /* These must not be in registers: */ | |
3274 | I16 ashort; | |
3275 | int aint; | |
3276 | I32 along; | |
3277 | #ifdef QUAD | |
3278 | quad aquad; | |
3279 | #endif | |
3280 | U16 aushort; | |
3281 | unsigned int auint; | |
3282 | U32 aulong; | |
3283 | #ifdef QUAD | |
3284 | unsigned quad auquad; | |
3285 | #endif | |
3286 | char *aptr; | |
3287 | float afloat; | |
3288 | double adouble; | |
3289 | I32 checksum = 0; | |
3290 | register U32 culong; | |
3291 | double cdouble; | |
3292 | static char* bitcount = 0; | |
3293 | ||
3294 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ | |
3295 | /*SUPPRESS 530*/ | |
3296 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
93a17b20 | 3297 | if (strchr("aAbBhH", *patend) || *pat == '%') { |
79072805 LW |
3298 | patend++; |
3299 | while (isDIGIT(*patend) || *patend == '*') | |
3300 | patend++; | |
3301 | } | |
3302 | else | |
3303 | patend++; | |
3304 | } | |
3305 | while (pat < patend) { | |
3306 | reparse: | |
3307 | datumtype = *pat++; | |
3308 | if (pat >= patend) | |
3309 | len = 1; | |
3310 | else if (*pat == '*') { | |
3311 | len = strend - strbeg; /* long enough */ | |
3312 | pat++; | |
3313 | } | |
3314 | else if (isDIGIT(*pat)) { | |
3315 | len = *pat++ - '0'; | |
3316 | while (isDIGIT(*pat)) | |
3317 | len = (len * 10) + (*pat++ - '0'); | |
3318 | } | |
3319 | else | |
3320 | len = (datumtype != '@'); | |
3321 | switch(datumtype) { | |
3322 | default: | |
3323 | break; | |
3324 | case '%': | |
3325 | if (len == 1 && pat[-1] != '1') | |
3326 | len = 16; | |
3327 | checksum = len; | |
3328 | culong = 0; | |
3329 | cdouble = 0; | |
3330 | if (pat < patend) | |
3331 | goto reparse; | |
3332 | break; | |
3333 | case '@': | |
3334 | if (len > strend - strbeg) | |
3335 | DIE("@ outside of string"); | |
3336 | s = strbeg + len; | |
3337 | break; | |
3338 | case 'X': | |
3339 | if (len > s - strbeg) | |
3340 | DIE("X outside of string"); | |
3341 | s -= len; | |
3342 | break; | |
3343 | case 'x': | |
3344 | if (len > strend - s) | |
3345 | DIE("x outside of string"); | |
3346 | s += len; | |
3347 | break; | |
3348 | case 'A': | |
3349 | case 'a': | |
3350 | if (len > strend - s) | |
3351 | len = strend - s; | |
3352 | if (checksum) | |
3353 | goto uchar_checksum; | |
3354 | sv = NEWSV(35, len); | |
3355 | sv_setpvn(sv, s, len); | |
3356 | s += len; | |
3357 | if (datumtype == 'A') { | |
3358 | aptr = s; /* borrow register */ | |
463ee0b2 LW |
3359 | s = SvPVX(sv) + len - 1; |
3360 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
79072805 LW |
3361 | s--; |
3362 | *++s = '\0'; | |
463ee0b2 | 3363 | SvCUR_set(sv, s - SvPVX(sv)); |
79072805 LW |
3364 | s = aptr; /* unborrow register */ |
3365 | } | |
3366 | XPUSHs(sv_2mortal(sv)); | |
3367 | break; | |
3368 | case 'B': | |
3369 | case 'b': | |
3370 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
3371 | len = (strend - s) * 8; | |
3372 | if (checksum) { | |
3373 | if (!bitcount) { | |
3374 | Newz(601, bitcount, 256, char); | |
3375 | for (bits = 1; bits < 256; bits++) { | |
3376 | if (bits & 1) bitcount[bits]++; | |
3377 | if (bits & 2) bitcount[bits]++; | |
3378 | if (bits & 4) bitcount[bits]++; | |
3379 | if (bits & 8) bitcount[bits]++; | |
3380 | if (bits & 16) bitcount[bits]++; | |
3381 | if (bits & 32) bitcount[bits]++; | |
3382 | if (bits & 64) bitcount[bits]++; | |
3383 | if (bits & 128) bitcount[bits]++; | |
3384 | } | |
3385 | } | |
3386 | while (len >= 8) { | |
3387 | culong += bitcount[*(unsigned char*)s++]; | |
3388 | len -= 8; | |
3389 | } | |
3390 | if (len) { | |
3391 | bits = *s; | |
3392 | if (datumtype == 'b') { | |
3393 | while (len-- > 0) { | |
3394 | if (bits & 1) culong++; | |
3395 | bits >>= 1; | |
3396 | } | |
3397 | } | |
3398 | else { | |
3399 | while (len-- > 0) { | |
3400 | if (bits & 128) culong++; | |
3401 | bits <<= 1; | |
3402 | } | |
3403 | } | |
3404 | } | |
3405 | break; | |
3406 | } | |
3407 | sv = NEWSV(35, len + 1); | |
3408 | SvCUR_set(sv, len); | |
3409 | SvPOK_on(sv); | |
3410 | aptr = pat; /* borrow register */ | |
463ee0b2 | 3411 | pat = SvPVX(sv); |
79072805 LW |
3412 | if (datumtype == 'b') { |
3413 | aint = len; | |
3414 | for (len = 0; len < aint; len++) { | |
3415 | if (len & 7) /*SUPPRESS 595*/ | |
3416 | bits >>= 1; | |
3417 | else | |
3418 | bits = *s++; | |
3419 | *pat++ = '0' + (bits & 1); | |
3420 | } | |
3421 | } | |
3422 | else { | |
3423 | aint = len; | |
3424 | for (len = 0; len < aint; len++) { | |
3425 | if (len & 7) | |
3426 | bits <<= 1; | |
3427 | else | |
3428 | bits = *s++; | |
3429 | *pat++ = '0' + ((bits & 128) != 0); | |
3430 | } | |
3431 | } | |
3432 | *pat = '\0'; | |
3433 | pat = aptr; /* unborrow register */ | |
3434 | XPUSHs(sv_2mortal(sv)); | |
3435 | break; | |
3436 | case 'H': | |
3437 | case 'h': | |
3438 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
3439 | len = (strend - s) * 2; | |
3440 | sv = NEWSV(35, len + 1); | |
3441 | SvCUR_set(sv, len); | |
3442 | SvPOK_on(sv); | |
3443 | aptr = pat; /* borrow register */ | |
463ee0b2 | 3444 | pat = SvPVX(sv); |
79072805 LW |
3445 | if (datumtype == 'h') { |
3446 | aint = len; | |
3447 | for (len = 0; len < aint; len++) { | |
3448 | if (len & 1) | |
3449 | bits >>= 4; | |
3450 | else | |
3451 | bits = *s++; | |
3452 | *pat++ = hexdigit[bits & 15]; | |
3453 | } | |
3454 | } | |
3455 | else { | |
3456 | aint = len; | |
3457 | for (len = 0; len < aint; len++) { | |
3458 | if (len & 1) | |
3459 | bits <<= 4; | |
3460 | else | |
3461 | bits = *s++; | |
3462 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
3463 | } | |
3464 | } | |
3465 | *pat = '\0'; | |
3466 | pat = aptr; /* unborrow register */ | |
3467 | XPUSHs(sv_2mortal(sv)); | |
3468 | break; | |
3469 | case 'c': | |
3470 | if (len > strend - s) | |
3471 | len = strend - s; | |
3472 | if (checksum) { | |
3473 | while (len-- > 0) { | |
3474 | aint = *s++; | |
3475 | if (aint >= 128) /* fake up signed chars */ | |
3476 | aint -= 256; | |
3477 | culong += aint; | |
3478 | } | |
3479 | } | |
3480 | else { | |
3481 | EXTEND(SP, len); | |
3482 | while (len-- > 0) { | |
3483 | aint = *s++; | |
3484 | if (aint >= 128) /* fake up signed chars */ | |
3485 | aint -= 256; | |
3486 | sv = NEWSV(36, 0); | |
3487 | sv_setiv(sv, (I32)aint); | |
3488 | PUSHs(sv_2mortal(sv)); | |
3489 | } | |
3490 | } | |
3491 | break; | |
3492 | case 'C': | |
3493 | if (len > strend - s) | |
3494 | len = strend - s; | |
3495 | if (checksum) { | |
3496 | uchar_checksum: | |
3497 | while (len-- > 0) { | |
3498 | auint = *s++ & 255; | |
3499 | culong += auint; | |
3500 | } | |
3501 | } | |
3502 | else { | |
3503 | EXTEND(SP, len); | |
3504 | while (len-- > 0) { | |
3505 | auint = *s++ & 255; | |
3506 | sv = NEWSV(37, 0); | |
3507 | sv_setiv(sv, (I32)auint); | |
3508 | PUSHs(sv_2mortal(sv)); | |
3509 | } | |
3510 | } | |
3511 | break; | |
3512 | case 's': | |
3513 | along = (strend - s) / sizeof(I16); | |
3514 | if (len > along) | |
3515 | len = along; | |
3516 | if (checksum) { | |
3517 | while (len-- > 0) { | |
3518 | Copy(s, &ashort, 1, I16); | |
3519 | s += sizeof(I16); | |
3520 | culong += ashort; | |
3521 | } | |
3522 | } | |
3523 | else { | |
3524 | EXTEND(SP, len); | |
3525 | while (len-- > 0) { | |
3526 | Copy(s, &ashort, 1, I16); | |
3527 | s += sizeof(I16); | |
3528 | sv = NEWSV(38, 0); | |
3529 | sv_setiv(sv, (I32)ashort); | |
3530 | PUSHs(sv_2mortal(sv)); | |
3531 | } | |
3532 | } | |
3533 | break; | |
3534 | case 'v': | |
3535 | case 'n': | |
3536 | case 'S': | |
3537 | along = (strend - s) / sizeof(U16); | |
3538 | if (len > along) | |
3539 | len = along; | |
3540 | if (checksum) { | |
3541 | while (len-- > 0) { | |
3542 | Copy(s, &aushort, 1, U16); | |
3543 | s += sizeof(U16); | |
3544 | #ifdef HAS_NTOHS | |
3545 | if (datumtype == 'n') | |
3546 | aushort = ntohs(aushort); | |
3547 | #endif | |
3548 | #ifdef HAS_VTOHS | |
3549 | if (datumtype == 'v') | |
3550 | aushort = vtohs(aushort); | |
3551 | #endif | |
3552 | culong += aushort; | |
3553 | } | |
3554 | } | |
3555 | else { | |
3556 | EXTEND(SP, len); | |
3557 | while (len-- > 0) { | |
3558 | Copy(s, &aushort, 1, U16); | |
3559 | s += sizeof(U16); | |
3560 | sv = NEWSV(39, 0); | |
3561 | #ifdef HAS_NTOHS | |
3562 | if (datumtype == 'n') | |
3563 | aushort = ntohs(aushort); | |
3564 | #endif | |
3565 | #ifdef HAS_VTOHS | |
3566 | if (datumtype == 'v') | |
3567 | aushort = vtohs(aushort); | |
3568 | #endif | |
3569 | sv_setiv(sv, (I32)aushort); | |
3570 | PUSHs(sv_2mortal(sv)); | |
3571 | } | |
3572 | } | |
3573 | break; | |
3574 | case 'i': | |
3575 | along = (strend - s) / sizeof(int); | |
3576 | if (len > along) | |
3577 | len = along; | |
3578 | if (checksum) { | |
3579 | while (len-- > 0) { | |
3580 | Copy(s, &aint, 1, int); | |
3581 | s += sizeof(int); | |
3582 | if (checksum > 32) | |
3583 | cdouble += (double)aint; | |
3584 | else | |
3585 | culong += aint; | |
3586 | } | |
3587 | } | |
3588 | else { | |
3589 | EXTEND(SP, len); | |
3590 | while (len-- > 0) { | |
3591 | Copy(s, &aint, 1, int); | |
3592 | s += sizeof(int); | |
3593 | sv = NEWSV(40, 0); | |
3594 | sv_setiv(sv, (I32)aint); | |
3595 | PUSHs(sv_2mortal(sv)); | |
3596 | } | |
3597 | } | |
3598 | break; | |
3599 | case 'I': | |
3600 | along = (strend - s) / sizeof(unsigned int); | |
3601 | if (len > along) | |
3602 | len = along; | |
3603 | if (checksum) { | |
3604 | while (len-- > 0) { | |
3605 | Copy(s, &auint, 1, unsigned int); | |
3606 | s += sizeof(unsigned int); | |
3607 | if (checksum > 32) | |
3608 | cdouble += (double)auint; | |
3609 | else | |
3610 | culong += auint; | |
3611 | } | |
3612 | } | |
3613 | else { | |
3614 | EXTEND(SP, len); | |
3615 | while (len-- > 0) { | |
3616 | Copy(s, &auint, 1, unsigned int); | |
3617 | s += sizeof(unsigned int); | |
3618 | sv = NEWSV(41, 0); | |
3619 | sv_setiv(sv, (I32)auint); | |
3620 | PUSHs(sv_2mortal(sv)); | |
3621 | } | |
3622 | } | |
3623 | break; | |
3624 | case 'l': | |
3625 | along = (strend - s) / sizeof(I32); | |
3626 | if (len > along) | |
3627 | len = along; | |
3628 | if (checksum) { | |
3629 | while (len-- > 0) { | |
3630 | Copy(s, &along, 1, I32); | |
3631 | s += sizeof(I32); | |
3632 | if (checksum > 32) | |
3633 | cdouble += (double)along; | |
3634 | else | |
3635 | culong += along; | |
3636 | } | |
3637 | } | |
3638 | else { | |
3639 | EXTEND(SP, len); | |
3640 | while (len-- > 0) { | |
3641 | Copy(s, &along, 1, I32); | |
3642 | s += sizeof(I32); | |
3643 | sv = NEWSV(42, 0); | |
3644 | sv_setiv(sv, (I32)along); | |
3645 | PUSHs(sv_2mortal(sv)); | |
3646 | } | |
3647 | } | |
3648 | break; | |
3649 | case 'V': | |
3650 | case 'N': | |
3651 | case 'L': | |
3652 | along = (strend - s) / sizeof(U32); | |
3653 | if (len > along) | |
3654 | len = along; | |
3655 | if (checksum) { | |
3656 | while (len-- > 0) { | |
3657 | Copy(s, &aulong, 1, U32); | |
3658 | s += sizeof(U32); | |
3659 | #ifdef HAS_NTOHL | |
3660 | if (datumtype == 'N') | |
3661 | aulong = ntohl(aulong); | |
3662 | #endif | |
3663 | #ifdef HAS_VTOHL | |
3664 | if (datumtype == 'V') | |
3665 | aulong = vtohl(aulong); | |
3666 | #endif | |
3667 | if (checksum > 32) | |
3668 | cdouble += (double)aulong; | |
3669 | else | |
3670 | culong += aulong; | |
3671 | } | |
3672 | } | |
3673 | else { | |
3674 | EXTEND(SP, len); | |
3675 | while (len-- > 0) { | |
3676 | Copy(s, &aulong, 1, U32); | |
3677 | s += sizeof(U32); | |
3678 | sv = NEWSV(43, 0); | |
3679 | #ifdef HAS_NTOHL | |
3680 | if (datumtype == 'N') | |
3681 | aulong = ntohl(aulong); | |
3682 | #endif | |
3683 | #ifdef HAS_VTOHL | |
3684 | if (datumtype == 'V') | |
3685 | aulong = vtohl(aulong); | |
3686 | #endif | |
3687 | sv_setnv(sv, (double)aulong); | |
3688 | PUSHs(sv_2mortal(sv)); | |
3689 | } | |
3690 | } | |
3691 | break; | |
3692 | case 'p': | |
3693 | along = (strend - s) / sizeof(char*); | |
3694 | if (len > along) | |
3695 | len = along; | |
3696 | EXTEND(SP, len); | |
3697 | while (len-- > 0) { | |
3698 | if (sizeof(char*) > strend - s) | |
3699 | break; | |
3700 | else { | |
3701 | Copy(s, &aptr, 1, char*); | |
3702 | s += sizeof(char*); | |
3703 | } | |
3704 | sv = NEWSV(44, 0); | |
3705 | if (aptr) | |
3706 | sv_setpv(sv, aptr); | |
3707 | PUSHs(sv_2mortal(sv)); | |
3708 | } | |
3709 | break; | |
463ee0b2 LW |
3710 | case 'P': |
3711 | EXTEND(SP, 1); | |
3712 | if (sizeof(char*) > strend - s) | |
3713 | break; | |
3714 | else { | |
3715 | Copy(s, &aptr, 1, char*); | |
3716 | s += sizeof(char*); | |
3717 | } | |
3718 | sv = NEWSV(44, 0); | |
3719 | if (aptr) | |
3720 | sv_setpvn(sv, aptr, len); | |
3721 | PUSHs(sv_2mortal(sv)); | |
3722 | break; | |
79072805 LW |
3723 | #ifdef QUAD |
3724 | case 'q': | |
3725 | EXTEND(SP, len); | |
3726 | while (len-- > 0) { | |
3727 | if (s + sizeof(quad) > strend) | |
3728 | aquad = 0; | |
3729 | else { | |
3730 | Copy(s, &aquad, 1, quad); | |
3731 | s += sizeof(quad); | |
3732 | } | |
3733 | sv = NEWSV(42, 0); | |
3734 | sv_setnv(sv, (double)aquad); | |
3735 | PUSHs(sv_2mortal(sv)); | |
3736 | } | |
3737 | break; | |
3738 | case 'Q': | |
3739 | EXTEND(SP, len); | |
3740 | while (len-- > 0) { | |
3741 | if (s + sizeof(unsigned quad) > strend) | |
3742 | auquad = 0; | |
3743 | else { | |
3744 | Copy(s, &auquad, 1, unsigned quad); | |
3745 | s += sizeof(unsigned quad); | |
3746 | } | |
3747 | sv = NEWSV(43, 0); | |
3748 | sv_setnv(sv, (double)auquad); | |
3749 | PUSHs(sv_2mortal(sv)); | |
3750 | } | |
3751 | break; | |
3752 | #endif | |
3753 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ | |
3754 | case 'f': | |
3755 | case 'F': | |
3756 | along = (strend - s) / sizeof(float); | |
3757 | if (len > along) | |
3758 | len = along; | |
3759 | if (checksum) { | |
3760 | while (len-- > 0) { | |
3761 | Copy(s, &afloat, 1, float); | |
3762 | s += sizeof(float); | |
3763 | cdouble += afloat; | |
3764 | } | |
3765 | } | |
3766 | else { | |
3767 | EXTEND(SP, len); | |
3768 | while (len-- > 0) { | |
3769 | Copy(s, &afloat, 1, float); | |
3770 | s += sizeof(float); | |
3771 | sv = NEWSV(47, 0); | |
3772 | sv_setnv(sv, (double)afloat); | |
3773 | PUSHs(sv_2mortal(sv)); | |
3774 | } | |
3775 | } | |
3776 | break; | |
3777 | case 'd': | |
3778 | case 'D': | |
3779 | along = (strend - s) / sizeof(double); | |
3780 | if (len > along) | |
3781 | len = along; | |
3782 | if (checksum) { | |
3783 | while (len-- > 0) { | |
3784 | Copy(s, &adouble, 1, double); | |
3785 | s += sizeof(double); | |
3786 | cdouble += adouble; | |
3787 | } | |
3788 | } | |
3789 | else { | |
3790 | EXTEND(SP, len); | |
3791 | while (len-- > 0) { | |
3792 | Copy(s, &adouble, 1, double); | |
3793 | s += sizeof(double); | |
3794 | sv = NEWSV(48, 0); | |
3795 | sv_setnv(sv, (double)adouble); | |
3796 | PUSHs(sv_2mortal(sv)); | |
3797 | } | |
3798 | } | |
3799 | break; | |
3800 | case 'u': | |
3801 | along = (strend - s) * 3 / 4; | |
3802 | sv = NEWSV(42, along); | |
3803 | while (s < strend && *s > ' ' && *s < 'a') { | |
3804 | I32 a, b, c, d; | |
3805 | char hunk[4]; | |
3806 | ||
3807 | hunk[3] = '\0'; | |
3808 | len = (*s++ - ' ') & 077; | |
3809 | while (len > 0) { | |
3810 | if (s < strend && *s >= ' ') | |
3811 | a = (*s++ - ' ') & 077; | |
3812 | else | |
3813 | a = 0; | |
3814 | if (s < strend && *s >= ' ') | |
3815 | b = (*s++ - ' ') & 077; | |
3816 | else | |
3817 | b = 0; | |
3818 | if (s < strend && *s >= ' ') | |
3819 | c = (*s++ - ' ') & 077; | |
3820 | else | |
3821 | c = 0; | |
3822 | if (s < strend && *s >= ' ') | |
3823 | d = (*s++ - ' ') & 077; | |
3824 | else | |
3825 | d = 0; | |
3826 | hunk[0] = a << 2 | b >> 4; | |
3827 | hunk[1] = b << 4 | c >> 2; | |
3828 | hunk[2] = c << 6 | d; | |
3829 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3830 | len -= 3; | |
3831 | } | |
3832 | if (*s == '\n') | |
3833 | s++; | |
3834 | else if (s[1] == '\n') /* possible checksum byte */ | |
3835 | s += 2; | |
3836 | } | |
3837 | XPUSHs(sv_2mortal(sv)); | |
3838 | break; | |
3839 | } | |
3840 | if (checksum) { | |
3841 | sv = NEWSV(42, 0); | |
93a17b20 LW |
3842 | if (strchr("fFdD", datumtype) || |
3843 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
79072805 LW |
3844 | double modf(); |
3845 | double trouble; | |
3846 | ||
3847 | adouble = 1.0; | |
3848 | while (checksum >= 16) { | |
3849 | checksum -= 16; | |
3850 | adouble *= 65536.0; | |
3851 | } | |
3852 | while (checksum >= 4) { | |
3853 | checksum -= 4; | |
3854 | adouble *= 16.0; | |
3855 | } | |
3856 | while (checksum--) | |
3857 | adouble *= 2.0; | |
3858 | along = (1 << checksum) - 1; | |
3859 | while (cdouble < 0.0) | |
3860 | cdouble += adouble; | |
3861 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3862 | sv_setnv(sv, cdouble); | |
3863 | } | |
3864 | else { | |
3865 | if (checksum < 32) { | |
3866 | along = (1 << checksum) - 1; | |
3867 | culong &= (U32)along; | |
3868 | } | |
3869 | sv_setnv(sv, (double)culong); | |
3870 | } | |
3871 | XPUSHs(sv_2mortal(sv)); | |
3872 | checksum = 0; | |
3873 | } | |
3874 | } | |
3875 | RETURN; | |
3876 | } | |
3877 | ||
3878 | static void | |
3879 | doencodes(sv, s, len) | |
3880 | register SV *sv; | |
3881 | register char *s; | |
3882 | register I32 len; | |
3883 | { | |
3884 | char hunk[5]; | |
3885 | ||
3886 | *hunk = len + ' '; | |
3887 | sv_catpvn(sv, hunk, 1); | |
3888 | hunk[4] = '\0'; | |
3889 | while (len > 0) { | |
3890 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3891 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3892 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3893 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3894 | sv_catpvn(sv, hunk, 4); | |
3895 | s += 3; | |
3896 | len -= 3; | |
3897 | } | |
463ee0b2 | 3898 | for (s = SvPVX(sv); *s; s++) { |
79072805 LW |
3899 | if (*s == ' ') |
3900 | *s = '`'; | |
3901 | } | |
3902 | sv_catpvn(sv, "\n", 1); | |
3903 | } | |
3904 | ||
3905 | PP(pp_pack) | |
3906 | { | |
3907 | dSP; dMARK; dORIGMARK; dTARGET; | |
3908 | register SV *cat = TARG; | |
3909 | register I32 items; | |
463ee0b2 LW |
3910 | STRLEN fromlen; |
3911 | register char *pat = SvPVx(*++MARK, fromlen); | |
3912 | register char *patend = pat + fromlen; | |
79072805 LW |
3913 | register I32 len; |
3914 | I32 datumtype; | |
3915 | SV *fromstr; | |
3916 | /*SUPPRESS 442*/ | |
463ee0b2 | 3917 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; |
79072805 LW |
3918 | static char *space10 = " "; |
3919 | ||
3920 | /* These must not be in registers: */ | |
3921 | char achar; | |
3922 | I16 ashort; | |
3923 | int aint; | |
3924 | unsigned int auint; | |
3925 | I32 along; | |
3926 | U32 aulong; | |
3927 | #ifdef QUAD | |
3928 | quad aquad; | |
3929 | unsigned quad auquad; | |
3930 | #endif | |
3931 | char *aptr; | |
3932 | float afloat; | |
3933 | double adouble; | |
3934 | ||
3935 | items = SP - MARK; | |
3936 | MARK++; | |
3937 | sv_setpvn(cat, "", 0); | |
3938 | while (pat < patend) { | |
3939 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
3940 | datumtype = *pat++; | |
3941 | if (*pat == '*') { | |
93a17b20 | 3942 | len = strchr("@Xxu", datumtype) ? 0 : items; |
79072805 LW |
3943 | pat++; |
3944 | } | |
3945 | else if (isDIGIT(*pat)) { | |
3946 | len = *pat++ - '0'; | |
3947 | while (isDIGIT(*pat)) | |
3948 | len = (len * 10) + (*pat++ - '0'); | |
3949 | } | |
3950 | else | |
3951 | len = 1; | |
3952 | switch(datumtype) { | |
3953 | default: | |
3954 | break; | |
3955 | case '%': | |
3956 | DIE("% may only be used in unpack"); | |
3957 | case '@': | |
3958 | len -= SvCUR(cat); | |
3959 | if (len > 0) | |
3960 | goto grow; | |
3961 | len = -len; | |
3962 | if (len > 0) | |
3963 | goto shrink; | |
3964 | break; | |
3965 | case 'X': | |
3966 | shrink: | |
3967 | if (SvCUR(cat) < len) | |
3968 | DIE("X outside of string"); | |
3969 | SvCUR(cat) -= len; | |
3970 | *SvEND(cat) = '\0'; | |
3971 | break; | |
3972 | case 'x': | |
3973 | grow: | |
3974 | while (len >= 10) { | |
3975 | sv_catpvn(cat, null10, 10); | |
3976 | len -= 10; | |
3977 | } | |
3978 | sv_catpvn(cat, null10, len); | |
3979 | break; | |
3980 | case 'A': | |
3981 | case 'a': | |
3982 | fromstr = NEXTFROM; | |
463ee0b2 | 3983 | aptr = SvPV(fromstr, fromlen); |
79072805 | 3984 | if (pat[-1] == '*') |
93a17b20 LW |
3985 | len = fromlen; |
3986 | if (fromlen > len) | |
79072805 LW |
3987 | sv_catpvn(cat, aptr, len); |
3988 | else { | |
93a17b20 LW |
3989 | sv_catpvn(cat, aptr, fromlen); |
3990 | len -= fromlen; | |
79072805 LW |
3991 | if (datumtype == 'A') { |
3992 | while (len >= 10) { | |
3993 | sv_catpvn(cat, space10, 10); | |
3994 | len -= 10; | |
3995 | } | |
3996 | sv_catpvn(cat, space10, len); | |
3997 | } | |
3998 | else { | |
3999 | while (len >= 10) { | |
4000 | sv_catpvn(cat, null10, 10); | |
4001 | len -= 10; | |
4002 | } | |
4003 | sv_catpvn(cat, null10, len); | |
4004 | } | |
4005 | } | |
4006 | break; | |
4007 | case 'B': | |
4008 | case 'b': | |
4009 | { | |
4010 | char *savepat = pat; | |
4011 | I32 saveitems; | |
4012 | ||
4013 | fromstr = NEXTFROM; | |
4014 | saveitems = items; | |
463ee0b2 | 4015 | aptr = SvPV(fromstr, fromlen); |
79072805 | 4016 | if (pat[-1] == '*') |
93a17b20 | 4017 | len = fromlen; |
79072805 LW |
4018 | pat = aptr; |
4019 | aint = SvCUR(cat); | |
4020 | SvCUR(cat) += (len+7)/8; | |
4021 | SvGROW(cat, SvCUR(cat) + 1); | |
463ee0b2 | 4022 | aptr = SvPVX(cat) + aint; |
93a17b20 LW |
4023 | if (len > fromlen) |
4024 | len = fromlen; | |
79072805 LW |
4025 | aint = len; |
4026 | items = 0; | |
4027 | if (datumtype == 'B') { | |
4028 | for (len = 0; len++ < aint;) { | |
4029 | items |= *pat++ & 1; | |
4030 | if (len & 7) | |
4031 | items <<= 1; | |
4032 | else { | |
4033 | *aptr++ = items & 0xff; | |
4034 | items = 0; | |
4035 | } | |
4036 | } | |
4037 | } | |
4038 | else { | |
4039 | for (len = 0; len++ < aint;) { | |
4040 | if (*pat++ & 1) | |
4041 | items |= 128; | |
4042 | if (len & 7) | |
4043 | items >>= 1; | |
4044 | else { | |
4045 | *aptr++ = items & 0xff; | |
4046 | items = 0; | |
4047 | } | |
4048 | } | |
4049 | } | |
4050 | if (aint & 7) { | |
4051 | if (datumtype == 'B') | |
4052 | items <<= 7 - (aint & 7); | |
4053 | else | |
4054 | items >>= 7 - (aint & 7); | |
4055 | *aptr++ = items & 0xff; | |
4056 | } | |
463ee0b2 | 4057 | pat = SvPVX(cat) + SvCUR(cat); |
79072805 LW |
4058 | while (aptr <= pat) |
4059 | *aptr++ = '\0'; | |
4060 | ||
4061 | pat = savepat; | |
4062 | items = saveitems; | |
4063 | } | |
4064 | break; | |
4065 | case 'H': | |
4066 | case 'h': | |
4067 | { | |
4068 | char *savepat = pat; | |
4069 | I32 saveitems; | |
4070 | ||
4071 | fromstr = NEXTFROM; | |
4072 | saveitems = items; | |
463ee0b2 | 4073 | aptr = SvPV(fromstr, fromlen); |
79072805 | 4074 | if (pat[-1] == '*') |
93a17b20 | 4075 | len = fromlen; |
79072805 LW |
4076 | pat = aptr; |
4077 | aint = SvCUR(cat); | |
4078 | SvCUR(cat) += (len+1)/2; | |
4079 | SvGROW(cat, SvCUR(cat) + 1); | |
463ee0b2 | 4080 | aptr = SvPVX(cat) + aint; |
93a17b20 LW |
4081 | if (len > fromlen) |
4082 | len = fromlen; | |
79072805 LW |
4083 | aint = len; |
4084 | items = 0; | |
4085 | if (datumtype == 'H') { | |
4086 | for (len = 0; len++ < aint;) { | |
4087 | if (isALPHA(*pat)) | |
4088 | items |= ((*pat++ & 15) + 9) & 15; | |
4089 | else | |
4090 | items |= *pat++ & 15; | |
4091 | if (len & 1) | |
4092 | items <<= 4; | |
4093 | else { | |
4094 | *aptr++ = items & 0xff; | |
4095 | items = 0; | |
4096 | } | |
4097 | } | |
4098 | } | |
4099 | else { | |
4100 | for (len = 0; len++ < aint;) { | |
4101 | if (isALPHA(*pat)) | |
4102 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
4103 | else | |
4104 | items |= (*pat++ & 15) << 4; | |
4105 | if (len & 1) | |
4106 | items >>= 4; | |
4107 | else { | |
4108 | *aptr++ = items & 0xff; | |
4109 | items = 0; | |
4110 | } | |
4111 | } | |
4112 | } | |
4113 | if (aint & 1) | |
4114 | *aptr++ = items & 0xff; | |
463ee0b2 | 4115 | pat = SvPVX(cat) + SvCUR(cat); |
79072805 LW |
4116 | while (aptr <= pat) |
4117 | *aptr++ = '\0'; | |
4118 | ||
4119 | pat = savepat; | |
4120 | items = saveitems; | |
4121 | } | |
4122 | break; | |
4123 | case 'C': | |
4124 | case 'c': | |
4125 | while (len-- > 0) { | |
4126 | fromstr = NEXTFROM; | |
463ee0b2 | 4127 | aint = SvIV(fromstr); |
79072805 LW |
4128 | achar = aint; |
4129 | sv_catpvn(cat, &achar, sizeof(char)); | |
4130 | } | |
4131 | break; | |
4132 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
4133 | case 'f': | |
4134 | case 'F': | |
4135 | while (len-- > 0) { | |
4136 | fromstr = NEXTFROM; | |
463ee0b2 | 4137 | afloat = (float)SvNV(fromstr); |
79072805 LW |
4138 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); |
4139 | } | |
4140 | break; | |
4141 | case 'd': | |
4142 | case 'D': | |
4143 | while (len-- > 0) { | |
4144 | fromstr = NEXTFROM; | |
463ee0b2 | 4145 | adouble = (double)SvNV(fromstr); |
79072805 LW |
4146 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); |
4147 | } | |
4148 | break; | |
4149 | case 'n': | |
4150 | while (len-- > 0) { | |
4151 | fromstr = NEXTFROM; | |
463ee0b2 | 4152 | ashort = (I16)SvIV(fromstr); |
79072805 LW |
4153 | #ifdef HAS_HTONS |
4154 | ashort = htons(ashort); | |
4155 | #endif | |
4156 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
4157 | } | |
4158 | break; | |
4159 | case 'v': | |
4160 | while (len-- > 0) { | |
4161 | fromstr = NEXTFROM; | |
463ee0b2 | 4162 | ashort = (I16)SvIV(fromstr); |
79072805 LW |
4163 | #ifdef HAS_HTOVS |
4164 | ashort = htovs(ashort); | |
4165 | #endif | |
4166 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
4167 | } | |
4168 | break; | |
4169 | case 'S': | |
4170 | case 's': | |
4171 | while (len-- > 0) { | |
4172 | fromstr = NEXTFROM; | |
463ee0b2 | 4173 | ashort = (I16)SvIV(fromstr); |
79072805 LW |
4174 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
4175 | } | |
4176 | break; | |
4177 | case 'I': | |
4178 | while (len-- > 0) { | |
4179 | fromstr = NEXTFROM; | |
463ee0b2 | 4180 | auint = U_I(SvNV(fromstr)); |
79072805 LW |
4181 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
4182 | } | |
4183 | break; | |
4184 | case 'i': | |
4185 | while (len-- > 0) { | |
4186 | fromstr = NEXTFROM; | |
463ee0b2 | 4187 | aint = SvIV(fromstr); |
79072805 LW |
4188 | sv_catpvn(cat, (char*)&aint, sizeof(int)); |
4189 | } | |
4190 | break; | |
4191 | case 'N': | |
4192 | while (len-- > 0) { | |
4193 | fromstr = NEXTFROM; | |
463ee0b2 | 4194 | aulong = U_L(SvNV(fromstr)); |
79072805 LW |
4195 | #ifdef HAS_HTONL |
4196 | aulong = htonl(aulong); | |
4197 | #endif | |
4198 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
4199 | } | |
4200 | break; | |
4201 | case 'V': | |
4202 | while (len-- > 0) { | |
4203 | fromstr = NEXTFROM; | |
463ee0b2 | 4204 | aulong = U_L(SvNV(fromstr)); |
79072805 LW |
4205 | #ifdef HAS_HTOVL |
4206 | aulong = htovl(aulong); | |
4207 | #endif | |
4208 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
4209 | } | |
4210 | break; | |
4211 | case 'L': | |
4212 | while (len-- > 0) { | |
4213 | fromstr = NEXTFROM; | |
463ee0b2 | 4214 | aulong = U_L(SvNV(fromstr)); |
79072805 LW |
4215 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
4216 | } | |
4217 | break; | |
4218 | case 'l': | |
4219 | while (len-- > 0) { | |
4220 | fromstr = NEXTFROM; | |
463ee0b2 | 4221 | along = SvIV(fromstr); |
79072805 LW |
4222 | sv_catpvn(cat, (char*)&along, sizeof(I32)); |
4223 | } | |
4224 | break; | |
4225 | #ifdef QUAD | |
4226 | case 'Q': | |
4227 | while (len-- > 0) { | |
4228 | fromstr = NEXTFROM; | |
463ee0b2 | 4229 | auquad = (unsigned quad)SvNV(fromstr); |
79072805 LW |
4230 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned quad)); |
4231 | } | |
4232 | break; | |
4233 | case 'q': | |
4234 | while (len-- > 0) { | |
4235 | fromstr = NEXTFROM; | |
463ee0b2 | 4236 | aquad = (quad)SvNV(fromstr); |
79072805 LW |
4237 | sv_catpvn(cat, (char*)&aquad, sizeof(quad)); |
4238 | } | |
4239 | break; | |
4240 | #endif /* QUAD */ | |
463ee0b2 LW |
4241 | case 'P': |
4242 | len = 1; /* assume SV is correct length */ | |
4243 | /* FALL THROUGH */ | |
79072805 LW |
4244 | case 'p': |
4245 | while (len-- > 0) { | |
4246 | fromstr = NEXTFROM; | |
463ee0b2 | 4247 | aptr = SvPV(fromstr, na); |
79072805 LW |
4248 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
4249 | } | |
4250 | break; | |
4251 | case 'u': | |
4252 | fromstr = NEXTFROM; | |
463ee0b2 | 4253 | aptr = SvPV(fromstr, fromlen); |
93a17b20 | 4254 | SvGROW(cat, fromlen * 4 / 3); |
79072805 LW |
4255 | if (len <= 1) |
4256 | len = 45; | |
4257 | else | |
4258 | len = len / 3 * 3; | |
93a17b20 | 4259 | while (fromlen > 0) { |
79072805 LW |
4260 | I32 todo; |
4261 | ||
93a17b20 | 4262 | if (fromlen > len) |
79072805 LW |
4263 | todo = len; |
4264 | else | |
93a17b20 | 4265 | todo = fromlen; |
79072805 | 4266 | doencodes(cat, aptr, todo); |
93a17b20 | 4267 | fromlen -= todo; |
79072805 LW |
4268 | aptr += todo; |
4269 | } | |
4270 | break; | |
4271 | } | |
4272 | } | |
4273 | SvSETMAGIC(cat); | |
4274 | SP = ORIGMARK; | |
4275 | PUSHs(cat); | |
4276 | RETURN; | |
4277 | } | |
4278 | #undef NEXTFROM | |
4279 | ||
4280 | PP(pp_split) | |
4281 | { | |
4282 | dSP; dTARG; | |
4283 | AV *ary; | |
93a17b20 LW |
4284 | register I32 limit = POPi; /* note, negative is forever */ |
4285 | SV *sv = POPs; | |
463ee0b2 LW |
4286 | STRLEN len; |
4287 | register char *s = SvPV(sv, len); | |
4288 | char *strend = s + len; | |
79072805 LW |
4289 | register PMOP *pm = (PMOP*)POPs; |
4290 | register SV *dstr; | |
4291 | register char *m; | |
4292 | I32 iters = 0; | |
4293 | I32 maxiters = (strend - s) + 10; | |
4294 | I32 i; | |
4295 | char *orig; | |
4296 | I32 origlimit = limit; | |
4297 | I32 realarray = 0; | |
4298 | I32 base; | |
4299 | AV *oldstack; | |
4300 | register REGEXP *rx = pm->op_pmregexp; | |
4301 | I32 gimme = GIMME; | |
4302 | ||
4303 | if (!pm || !s) | |
4304 | DIE("panic: do_split"); | |
4305 | if (pm->op_pmreplroot) | |
4306 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
8990e307 LW |
4307 | else if (gimme != G_ARRAY) |
4308 | ary = GvAVn(defgv); | |
79072805 LW |
4309 | else |
4310 | ary = Nullav; | |
4311 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
4312 | realarray = 1; | |
4313 | if (!AvREAL(ary)) { | |
4314 | AvREAL_on(ary); | |
4315 | for (i = AvFILL(ary); i >= 0; i--) | |
4316 | AvARRAY(ary)[i] = Nullsv; /* don't free mere refs */ | |
4317 | } | |
4318 | av_fill(ary,0); /* force allocation */ | |
4319 | av_fill(ary,-1); | |
4320 | /* temporarily switch stacks */ | |
4321 | oldstack = stack; | |
4322 | SWITCHSTACK(stack, ary); | |
4323 | } | |
4324 | base = SP - stack_base + 1; | |
4325 | orig = s; | |
4326 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
4327 | while (isSPACE(*s)) | |
4328 | s++; | |
4329 | } | |
4330 | if (!limit) | |
4331 | limit = maxiters + 2; | |
4332 | if (strEQ("\\s+", rx->precomp)) { | |
4333 | while (--limit) { | |
4334 | /*SUPPRESS 530*/ | |
4335 | for (m = s; m < strend && !isSPACE(*m); m++) ; | |
4336 | if (m >= strend) | |
4337 | break; | |
4338 | dstr = NEWSV(30, m-s); | |
4339 | sv_setpvn(dstr, s, m-s); | |
4340 | if (!realarray) | |
4341 | sv_2mortal(dstr); | |
4342 | XPUSHs(dstr); | |
4343 | /*SUPPRESS 530*/ | |
4344 | for (s = m + 1; s < strend && isSPACE(*s); s++) ; | |
4345 | } | |
4346 | } | |
4347 | else if (strEQ("^", rx->precomp)) { | |
4348 | while (--limit) { | |
4349 | /*SUPPRESS 530*/ | |
4350 | for (m = s; m < strend && *m != '\n'; m++) ; | |
4351 | m++; | |
4352 | if (m >= strend) | |
4353 | break; | |
4354 | dstr = NEWSV(30, m-s); | |
4355 | sv_setpvn(dstr, s, m-s); | |
4356 | if (!realarray) | |
4357 | sv_2mortal(dstr); | |
4358 | XPUSHs(dstr); | |
4359 | s = m; | |
4360 | } | |
4361 | } | |
4362 | else if (pm->op_pmshort) { | |
4363 | i = SvCUR(pm->op_pmshort); | |
4364 | if (i == 1) { | |
4365 | I32 fold = (pm->op_pmflags & PMf_FOLD); | |
463ee0b2 | 4366 | i = *SvPVX(pm->op_pmshort); |
79072805 LW |
4367 | if (fold && isUPPER(i)) |
4368 | i = tolower(i); | |
4369 | while (--limit) { | |
4370 | if (fold) { | |
4371 | for ( m = s; | |
4372 | m < strend && *m != i && | |
4373 | (!isUPPER(*m) || tolower(*m) != i); | |
4374 | m++) /*SUPPRESS 530*/ | |
4375 | ; | |
4376 | } | |
4377 | else /*SUPPRESS 530*/ | |
4378 | for (m = s; m < strend && *m != i; m++) ; | |
4379 | if (m >= strend) | |
4380 | break; | |
4381 | dstr = NEWSV(30, m-s); | |
4382 | sv_setpvn(dstr, s, m-s); | |
4383 | if (!realarray) | |
4384 | sv_2mortal(dstr); | |
4385 | XPUSHs(dstr); | |
4386 | s = m + 1; | |
4387 | } | |
4388 | } | |
4389 | else { | |
4390 | #ifndef lint | |
4391 | while (s < strend && --limit && | |
4392 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
4393 | pm->op_pmshort)) ) | |
4394 | #endif | |
4395 | { | |
4396 | dstr = NEWSV(31, m-s); | |
4397 | sv_setpvn(dstr, s, m-s); | |
4398 | if (!realarray) | |
4399 | sv_2mortal(dstr); | |
4400 | XPUSHs(dstr); | |
4401 | s = m + i; | |
4402 | } | |
4403 | } | |
4404 | } | |
4405 | else { | |
4406 | maxiters += (strend - s) * rx->nparens; | |
4407 | while (s < strend && --limit && | |
4408 | regexec(rx, s, strend, orig, 1, Nullsv, TRUE) ) { | |
4409 | if (rx->subbase | |
4410 | && rx->subbase != orig) { | |
4411 | m = s; | |
4412 | s = orig; | |
4413 | orig = rx->subbase; | |
4414 | s = orig + (m - s); | |
4415 | strend = s + (strend - m); | |
4416 | } | |
4417 | m = rx->startp[0]; | |
4418 | dstr = NEWSV(32, m-s); | |
4419 | sv_setpvn(dstr, s, m-s); | |
4420 | if (!realarray) | |
4421 | sv_2mortal(dstr); | |
4422 | XPUSHs(dstr); | |
4423 | if (rx->nparens) { | |
4424 | for (i = 1; i <= rx->nparens; i++) { | |
4425 | s = rx->startp[i]; | |
4426 | m = rx->endp[i]; | |
4427 | dstr = NEWSV(33, m-s); | |
4428 | sv_setpvn(dstr, s, m-s); | |
4429 | if (!realarray) | |
4430 | sv_2mortal(dstr); | |
4431 | XPUSHs(dstr); | |
4432 | } | |
4433 | } | |
4434 | s = rx->endp[0]; | |
4435 | } | |
4436 | } | |
4437 | iters = (SP - stack_base) - base; | |
4438 | if (iters > maxiters) | |
4439 | DIE("Split loop"); | |
4440 | if (s < strend || origlimit) { /* keep field after final delim? */ | |
4441 | dstr = NEWSV(34, strend-s); | |
4442 | sv_setpvn(dstr, s, strend-s); | |
4443 | if (!realarray) | |
4444 | sv_2mortal(dstr); | |
4445 | XPUSHs(dstr); | |
4446 | iters++; | |
4447 | } | |
4448 | else { | |
4449 | while (iters > 0 && SvCUR(TOPs) == 0) | |
4450 | iters--, SP--; | |
4451 | } | |
4452 | if (realarray) { | |
4453 | SWITCHSTACK(ary, oldstack); | |
4454 | if (gimme == G_ARRAY) { | |
4455 | EXTEND(SP, iters); | |
4456 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
4457 | SP += iters; | |
4458 | RETURN; | |
4459 | } | |
4460 | } | |
4461 | else { | |
4462 | if (gimme == G_ARRAY) | |
4463 | RETURN; | |
4464 | } | |
4465 | SP = stack_base + base; | |
4466 | GETTARGET; | |
4467 | PUSHi(iters); | |
4468 | RETURN; | |
4469 | } | |
4470 | ||
4471 | PP(pp_join) | |
4472 | { | |
4473 | dSP; dMARK; dTARGET; | |
4474 | MARK++; | |
4475 | do_join(TARG, *MARK, MARK, SP); | |
4476 | SP = MARK; | |
4477 | SETs(TARG); | |
4478 | RETURN; | |
4479 | } | |
4480 | ||
4481 | /* List operators. */ | |
4482 | ||
4483 | PP(pp_list) | |
4484 | { | |
8990e307 | 4485 | dSP; dMARK; |
79072805 | 4486 | if (GIMME != G_ARRAY) { |
79072805 LW |
4487 | if (++MARK <= SP) |
4488 | *MARK = *SP; /* unwanted list, return last item */ | |
4489 | else | |
4490 | *MARK = &sv_undef; | |
4491 | SP = MARK; | |
4492 | } | |
4493 | RETURN; | |
4494 | } | |
4495 | ||
4496 | PP(pp_lslice) | |
4497 | { | |
4498 | dSP; | |
4499 | SV **lastrelem = stack_sp; | |
4500 | SV **lastlelem = stack_base + POPMARK; | |
4501 | SV **firstlelem = stack_base + POPMARK + 1; | |
4502 | register SV **firstrelem = lastlelem + 1; | |
4503 | I32 lval = op->op_flags & OPf_LVAL; | |
4504 | I32 is_something_there = lval; | |
4505 | ||
4506 | register I32 max = lastrelem - lastlelem; | |
4507 | register SV **lelem; | |
4508 | register I32 ix; | |
4509 | ||
4510 | if (GIMME != G_ARRAY) { | |
463ee0b2 | 4511 | ix = SvIVx(*lastlelem) - arybase; |
79072805 LW |
4512 | if (ix < 0 || ix >= max) |
4513 | *firstlelem = &sv_undef; | |
4514 | else | |
4515 | *firstlelem = firstrelem[ix]; | |
4516 | SP = firstlelem; | |
4517 | RETURN; | |
4518 | } | |
4519 | ||
4520 | if (max == 0) { | |
463ee0b2 | 4521 | SP = firstlelem - 1; |
79072805 LW |
4522 | RETURN; |
4523 | } | |
4524 | ||
4525 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
463ee0b2 | 4526 | ix = SvIVx(*lelem) - arybase; |
ed6116ce LW |
4527 | if (ix < 0) { |
4528 | ix += max; | |
4529 | if (ix < 0) | |
4530 | *lelem = &sv_undef; | |
4531 | else if (!(*lelem = firstrelem[ix])) | |
4532 | *lelem = &sv_undef; | |
4533 | } | |
4534 | else if (ix >= max || !(*lelem = firstrelem[ix])) | |
79072805 LW |
4535 | *lelem = &sv_undef; |
4536 | if (!is_something_there && SvOK(*lelem)) | |
4537 | is_something_there = TRUE; | |
4538 | } | |
4539 | if (is_something_there) | |
4540 | SP = lastlelem; | |
4541 | else | |
463ee0b2 | 4542 | SP = firstlelem - 1; |
79072805 LW |
4543 | RETURN; |
4544 | } | |
4545 | ||
4546 | PP(pp_anonlist) | |
4547 | { | |
4548 | dSP; dMARK; | |
4549 | I32 items = SP - MARK; | |
4550 | SP = MARK; | |
4551 | XPUSHs((SV*)av_make(items, MARK+1)); | |
4552 | RETURN; | |
4553 | } | |
4554 | ||
4555 | PP(pp_anonhash) | |
4556 | { | |
4557 | dSP; dMARK; dORIGMARK; | |
463ee0b2 | 4558 | HV* hv = newHV(); |
79072805 LW |
4559 | SvREFCNT(hv) = 0; |
4560 | while (MARK < SP) { | |
4561 | SV* key = *++MARK; | |
79072805 | 4562 | char *tmps; |
93a17b20 | 4563 | SV *val = NEWSV(46, 0); |
79072805 | 4564 | if (MARK < SP) |
93a17b20 | 4565 | sv_setsv(val, *++MARK); |
463ee0b2 | 4566 | tmps = SvPVX(key); |
93a17b20 | 4567 | (void)hv_store(hv,tmps,SvCUROK(key),val,0); |
79072805 LW |
4568 | } |
4569 | SP = ORIGMARK; | |
ed6116ce | 4570 | SvOK_on(hv); |
79072805 LW |
4571 | XPUSHs((SV*)hv); |
4572 | RETURN; | |
4573 | } | |
4574 | ||
4575 | PP(pp_splice) | |
4576 | { | |
4577 | dSP; dMARK; dORIGMARK; | |
4578 | register AV *ary = (AV*)*++MARK; | |
4579 | register SV **src; | |
4580 | register SV **dst; | |
4581 | register I32 i; | |
4582 | register I32 offset; | |
4583 | register I32 length; | |
4584 | I32 newlen; | |
4585 | I32 after; | |
4586 | I32 diff; | |
4587 | SV **tmparyval; | |
4588 | ||
4589 | SP++; | |
4590 | ||
4591 | if (++MARK < SP) { | |
463ee0b2 | 4592 | offset = SvIVx(*MARK); |
79072805 LW |
4593 | if (offset < 0) |
4594 | offset += AvFILL(ary) + 1; | |
4595 | else | |
4596 | offset -= arybase; | |
4597 | if (++MARK < SP) { | |
463ee0b2 | 4598 | length = SvIVx(*MARK++); |
79072805 LW |
4599 | if (length < 0) |
4600 | length = 0; | |
4601 | } | |
4602 | else | |
4603 | length = AvMAX(ary) + 1; /* close enough to infinity */ | |
4604 | } | |
4605 | else { | |
4606 | offset = 0; | |
4607 | length = AvMAX(ary) + 1; | |
4608 | } | |
4609 | if (offset < 0) { | |
4610 | length += offset; | |
4611 | offset = 0; | |
4612 | if (length < 0) | |
4613 | length = 0; | |
4614 | } | |
4615 | if (offset > AvFILL(ary) + 1) | |
4616 | offset = AvFILL(ary) + 1; | |
4617 | after = AvFILL(ary) + 1 - (offset + length); | |
4618 | if (after < 0) { /* not that much array */ | |
4619 | length += after; /* offset+length now in array */ | |
4620 | after = 0; | |
4621 | if (!AvALLOC(ary)) { | |
4622 | av_fill(ary, 0); | |
4623 | av_fill(ary, -1); | |
4624 | } | |
4625 | } | |
4626 | ||
4627 | /* At this point, MARK .. SP-1 is our new LIST */ | |
4628 | ||
4629 | newlen = SP - MARK; | |
4630 | diff = newlen - length; | |
4631 | ||
4632 | if (diff < 0) { /* shrinking the area */ | |
4633 | if (newlen) { | |
4634 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
4635 | Copy(MARK, tmparyval, newlen, SV*); | |
4636 | } | |
4637 | ||
4638 | MARK = ORIGMARK + 1; | |
4639 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
4640 | MEXTEND(MARK, length); | |
4641 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
4642 | if (AvREAL(ary)) { | |
4643 | for (i = length, dst = MARK; i; i--) | |
4644 | sv_2mortal(*dst++); /* free them eventualy */ | |
4645 | } | |
4646 | MARK += length - 1; | |
4647 | } | |
4648 | else { | |
4649 | *MARK = AvARRAY(ary)[offset+length-1]; | |
4650 | if (AvREAL(ary)) { | |
4651 | sv_2mortal(*MARK); | |
4652 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) | |
8990e307 | 4653 | SvREFCNT_dec(*dst++); /* free them now */ |
79072805 LW |
4654 | } |
4655 | } | |
4656 | AvFILL(ary) += diff; | |
4657 | ||
4658 | /* pull up or down? */ | |
4659 | ||
4660 | if (offset < after) { /* easier to pull up */ | |
4661 | if (offset) { /* esp. if nothing to pull */ | |
4662 | src = &AvARRAY(ary)[offset-1]; | |
4663 | dst = src - diff; /* diff is negative */ | |
4664 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
4665 | *dst-- = *src--; | |
4666 | } | |
4667 | Zero(AvARRAY(ary), -diff, SV*); | |
4668 | AvARRAY(ary) -= diff; /* diff is negative */ | |
4669 | AvMAX(ary) += diff; | |
4670 | } | |
4671 | else { | |
4672 | if (after) { /* anything to pull down? */ | |
4673 | src = AvARRAY(ary) + offset + length; | |
4674 | dst = src + diff; /* diff is negative */ | |
4675 | Move(src, dst, after, SV*); | |
4676 | } | |
4677 | Zero(&AvARRAY(ary)[AvFILL(ary)+1], -diff, SV*); | |
4678 | /* avoid later double free */ | |
4679 | } | |
4680 | if (newlen) { | |
4681 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
4682 | newlen; newlen--) { | |
4683 | *dst = NEWSV(46, 0); | |
4684 | sv_setsv(*dst++, *src++); | |
4685 | } | |
4686 | Safefree(tmparyval); | |
4687 | } | |
4688 | } | |
4689 | else { /* no, expanding (or same) */ | |
4690 | if (length) { | |
4691 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
4692 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
4693 | } | |
4694 | ||
4695 | if (diff > 0) { /* expanding */ | |
4696 | ||
4697 | /* push up or down? */ | |
4698 | ||
4699 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
4700 | if (offset) { | |
4701 | src = AvARRAY(ary); | |
4702 | dst = src - diff; | |
4703 | Move(src, dst, offset, SV*); | |
4704 | } | |
4705 | AvARRAY(ary) -= diff; /* diff is positive */ | |
4706 | AvMAX(ary) += diff; | |
4707 | AvFILL(ary) += diff; | |
4708 | } | |
4709 | else { | |
4710 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ | |
4711 | av_store(ary, AvFILL(ary) + diff, Nullsv); | |
4712 | else | |
4713 | AvFILL(ary) += diff; | |
4714 | dst = AvARRAY(ary) + AvFILL(ary); | |
4715 | for (i = diff; i > 0; i--) { | |
4716 | if (*dst) /* stuff was hanging around */ | |
8990e307 | 4717 | SvREFCNT_dec(*dst); /* after $#foo */ |
79072805 LW |
4718 | dst--; |
4719 | } | |
4720 | if (after) { | |
4721 | dst = AvARRAY(ary) + AvFILL(ary); | |
4722 | src = dst - diff; | |
4723 | for (i = after; i; i--) { | |
4724 | *dst-- = *src--; | |
4725 | } | |
4726 | } | |
4727 | } | |
4728 | } | |
4729 | ||
4730 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
4731 | *dst = NEWSV(46, 0); | |
4732 | sv_setsv(*dst++, *src++); | |
4733 | } | |
4734 | MARK = ORIGMARK + 1; | |
4735 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
4736 | if (length) { | |
4737 | Copy(tmparyval, MARK, length, SV*); | |
4738 | if (AvREAL(ary)) { | |
4739 | for (i = length, dst = MARK; i; i--) | |
4740 | sv_2mortal(*dst++); /* free them eventualy */ | |
4741 | } | |
4742 | Safefree(tmparyval); | |
4743 | } | |
4744 | MARK += length - 1; | |
4745 | } | |
4746 | else if (length--) { | |
4747 | *MARK = tmparyval[length]; | |
4748 | if (AvREAL(ary)) { | |
4749 | sv_2mortal(*MARK); | |
4750 | while (length-- > 0) | |
8990e307 | 4751 | SvREFCNT_dec(tmparyval[length]); |
79072805 LW |
4752 | } |
4753 | Safefree(tmparyval); | |
4754 | } | |
4755 | else | |
4756 | *MARK = &sv_undef; | |
4757 | } | |
4758 | SP = MARK; | |
4759 | RETURN; | |
4760 | } | |
4761 | ||
4762 | PP(pp_push) | |
4763 | { | |
4764 | dSP; dMARK; dORIGMARK; dTARGET; | |
4765 | register AV *ary = (AV*)*++MARK; | |
4766 | register SV *sv = &sv_undef; | |
4767 | ||
4768 | for (++MARK; MARK <= SP; MARK++) { | |
4769 | sv = NEWSV(51, 0); | |
4770 | if (*MARK) | |
4771 | sv_setsv(sv, *MARK); | |
4772 | (void)av_push(ary, sv); | |
4773 | } | |
4774 | SP = ORIGMARK; | |
4775 | PUSHi( AvFILL(ary) + 1 ); | |
4776 | RETURN; | |
4777 | } | |
4778 | ||
4779 | PP(pp_pop) | |
4780 | { | |
4781 | dSP; | |
4782 | AV *av = (AV*)POPs; | |
4783 | SV *sv = av_pop(av); | |
4784 | if (!sv) | |
4785 | RETPUSHUNDEF; | |
4786 | if (AvREAL(av)) | |
4787 | (void)sv_2mortal(sv); | |
4788 | PUSHs(sv); | |
4789 | RETURN; | |
4790 | } | |
4791 | ||
4792 | PP(pp_shift) | |
4793 | { | |
4794 | dSP; | |
4795 | AV *av = (AV*)POPs; | |
4796 | SV *sv = av_shift(av); | |
4797 | EXTEND(SP, 1); | |
4798 | if (!sv) | |
4799 | RETPUSHUNDEF; | |
4800 | if (AvREAL(av)) | |
4801 | (void)sv_2mortal(sv); | |
4802 | PUSHs(sv); | |
4803 | RETURN; | |
4804 | } | |
4805 | ||
4806 | PP(pp_unshift) | |
4807 | { | |
4808 | dSP; dMARK; dORIGMARK; dTARGET; | |
4809 | register AV *ary = (AV*)*++MARK; | |
4810 | register SV *sv; | |
4811 | register I32 i = 0; | |
4812 | ||
4813 | av_unshift(ary, SP - MARK); | |
4814 | while (MARK < SP) { | |
4815 | sv = NEWSV(27, 0); | |
4816 | sv_setsv(sv, *++MARK); | |
4817 | (void)av_store(ary, i++, sv); | |
4818 | } | |
4819 | ||
4820 | SP = ORIGMARK; | |
4821 | PUSHi( AvFILL(ary) + 1 ); | |
4822 | RETURN; | |
4823 | } | |
4824 | ||
4825 | PP(pp_grepstart) | |
4826 | { | |
4827 | dSP; | |
4828 | SV *src; | |
4829 | ||
4830 | if (stack_base + *markstack_ptr == sp) { | |
4831 | POPMARK; | |
4832 | RETURNOP(op->op_next->op_next); | |
4833 | } | |
4834 | stack_sp = stack_base + *markstack_ptr + 1; | |
4835 | pp_pushmark(); /* push dst */ | |
4836 | pp_pushmark(); /* push src */ | |
4837 | ENTER; /* enter outer scope */ | |
4838 | ||
4839 | SAVETMPS; | |
4840 | SAVESPTR(GvSV(defgv)); | |
4841 | ||
4842 | ENTER; /* enter inner scope */ | |
4843 | SAVESPTR(curpm); | |
4844 | ||
4845 | if (src = stack_base[*markstack_ptr]) { | |
4846 | SvTEMP_off(src); | |
4847 | GvSV(defgv) = src; | |
4848 | } | |
4849 | else | |
8990e307 | 4850 | GvSV(defgv) = sv_newmortal(); |
79072805 LW |
4851 | |
4852 | RETURNOP(((LOGOP*)op->op_next)->op_other); | |
4853 | } | |
4854 | ||
4855 | PP(pp_grepwhile) | |
4856 | { | |
4857 | dSP; | |
4858 | ||
4859 | if (SvTRUEx(POPs)) | |
4860 | stack_base[markstack_ptr[-1]++] = stack_base[*markstack_ptr]; | |
4861 | ++*markstack_ptr; | |
4862 | LEAVE; /* exit inner scope */ | |
4863 | ||
4864 | /* All done yet? */ | |
4865 | if (stack_base + *markstack_ptr > sp) { | |
4866 | I32 items; | |
4867 | ||
4868 | LEAVE; /* exit outer scope */ | |
4869 | POPMARK; /* pop src */ | |
4870 | items = --*markstack_ptr - markstack_ptr[-1]; | |
4871 | POPMARK; /* pop dst */ | |
4872 | SP = stack_base + POPMARK; /* pop original mark */ | |
4873 | if (GIMME != G_ARRAY) { | |
4874 | dTARGET; | |
4875 | XPUSHi(items); | |
4876 | RETURN; | |
4877 | } | |
4878 | SP += items; | |
4879 | RETURN; | |
4880 | } | |
4881 | else { | |
4882 | SV *src; | |
4883 | ||
4884 | ENTER; /* enter inner scope */ | |
4885 | SAVESPTR(curpm); | |
4886 | ||
4887 | if (src = stack_base[*markstack_ptr]) { | |
4888 | SvTEMP_off(src); | |
4889 | GvSV(defgv) = src; | |
4890 | } | |
4891 | else | |
8990e307 | 4892 | GvSV(defgv) = sv_newmortal(); |
79072805 LW |
4893 | |
4894 | RETURNOP(cLOGOP->op_other); | |
4895 | } | |
4896 | } | |
4897 | ||
463ee0b2 LW |
4898 | static int sortcmp(); |
4899 | static int sortcv(); | |
4900 | ||
79072805 LW |
4901 | PP(pp_sort) |
4902 | { | |
4903 | dSP; dMARK; dORIGMARK; | |
4904 | register SV **up; | |
4905 | SV **myorigmark = ORIGMARK; | |
4906 | register I32 max; | |
4907 | register I32 i; | |
79072805 LW |
4908 | HV *stash; |
4909 | SV *sortcvvar; | |
4910 | GV *gv; | |
4911 | CV *cv; | |
4912 | ||
4913 | if (GIMME != G_ARRAY) { | |
4914 | SP = MARK; | |
93a17b20 | 4915 | RETPUSHUNDEF; |
79072805 LW |
4916 | } |
4917 | ||
4918 | if (op->op_flags & OPf_STACKED) { | |
4919 | if (op->op_flags & OPf_SPECIAL) { | |
4920 | OP *kid = cLISTOP->op_first->op_sibling; /* pass pushmark */ | |
4921 | kid = kUNOP->op_first; /* pass rv2gv */ | |
4922 | kid = kUNOP->op_first; /* pass leave */ | |
4923 | sortcop = kid->op_next; | |
4924 | stash = curcop->cop_stash; | |
4925 | } | |
4926 | else { | |
4927 | cv = sv_2cv(*++MARK, &stash, &gv, 0); | |
93a17b20 | 4928 | if (!(cv && CvROOT(cv))) { |
79072805 | 4929 | if (gv) { |
8990e307 | 4930 | SV *tmpstr = sv_newmortal(); |
79072805 | 4931 | gv_efullname(tmpstr, gv); |
93a17b20 | 4932 | if (CvUSERSUB(cv)) |
463ee0b2 | 4933 | DIE("Usersub \"%s\" called in sort", SvPVX(tmpstr)); |
79072805 | 4934 | DIE("Undefined sort subroutine \"%s\" called", |
463ee0b2 | 4935 | SvPVX(tmpstr)); |
79072805 | 4936 | } |
93a17b20 LW |
4937 | if (cv) { |
4938 | if (CvUSERSUB(cv)) | |
4939 | DIE("Usersub called in sort"); | |
4940 | DIE("Undefined subroutine in sort"); | |
4941 | } | |
4942 | DIE("Not a subroutine reference in sort"); | |
79072805 LW |
4943 | } |
4944 | sortcop = CvSTART(cv); | |
4945 | SAVESPTR(CvROOT(cv)->op_ppaddr); | |
4946 | CvROOT(cv)->op_ppaddr = ppaddr[OP_NULL]; | |
4947 | } | |
4948 | } | |
4949 | else { | |
4950 | sortcop = Nullop; | |
4951 | stash = curcop->cop_stash; | |
4952 | } | |
4953 | ||
4954 | up = myorigmark + 1; | |
4955 | while (MARK < SP) { /* This may or may not shift down one here. */ | |
4956 | /*SUPPRESS 560*/ | |
4957 | if (*up = *++MARK) { /* Weed out nulls. */ | |
4958 | if (!SvPOK(*up)) | |
463ee0b2 | 4959 | (void)sv_2pv(*up, &na); |
79072805 LW |
4960 | else |
4961 | SvTEMP_off(*up); | |
4962 | up++; | |
4963 | } | |
4964 | } | |
4965 | max = --up - myorigmark; | |
4966 | if (max > 1) { | |
4967 | if (sortcop) { | |
4968 | AV *oldstack; | |
4969 | ||
4970 | ENTER; | |
4971 | SAVETMPS; | |
4972 | SAVESPTR(op); | |
4973 | ||
4974 | oldstack = stack; | |
4975 | if (!sortstack) { | |
4976 | sortstack = newAV(); | |
4977 | av_store(sortstack, 32, Nullsv); | |
4978 | av_clear(sortstack); | |
4979 | AvREAL_off(sortstack); | |
4980 | } | |
4981 | SWITCHSTACK(stack, sortstack); | |
4982 | if (sortstash != stash) { | |
4983 | firstgv = gv_fetchpv("a", TRUE); | |
4984 | secondgv = gv_fetchpv("b", TRUE); | |
4985 | sortstash = stash; | |
4986 | } | |
4987 | ||
4988 | SAVESPTR(GvSV(firstgv)); | |
4989 | SAVESPTR(GvSV(secondgv)); | |
4990 | ||
4991 | qsort((char*)(myorigmark+1), max, sizeof(SV*), sortcv); | |
4992 | ||
4993 | SWITCHSTACK(sortstack, oldstack); | |
4994 | ||
4995 | LEAVE; | |
4996 | } | |
4997 | else { | |
4998 | MEXTEND(SP, 20); /* Can't afford stack realloc on signal. */ | |
4999 | qsort((char*)(ORIGMARK+1), max, sizeof(SV*), sortcmp); | |
5000 | } | |
5001 | } | |
5002 | SP = ORIGMARK + max; | |
5003 | RETURN; | |
5004 | } | |
5005 | ||
5006 | PP(pp_reverse) | |
5007 | { | |
5008 | dSP; dMARK; | |
5009 | register SV *tmp; | |
5010 | SV **oldsp = SP; | |
5011 | ||
5012 | if (GIMME == G_ARRAY) { | |
5013 | MARK++; | |
5014 | while (MARK < SP) { | |
5015 | tmp = *MARK; | |
5016 | *MARK++ = *SP; | |
5017 | *SP-- = tmp; | |
5018 | } | |
5019 | SP = oldsp; | |
5020 | } | |
5021 | else { | |
5022 | register char *up; | |
5023 | register char *down; | |
5024 | register I32 tmp; | |
5025 | dTARGET; | |
463ee0b2 | 5026 | STRLEN len; |
79072805 LW |
5027 | |
5028 | if (SP - MARK > 1) | |
93a17b20 | 5029 | do_join(TARG, &sv_no, MARK, SP); |
79072805 LW |
5030 | else |
5031 | sv_setsv(TARG, *SP); | |
463ee0b2 LW |
5032 | up = SvPV(TARG, len); |
5033 | if (len > 1) { | |
5034 | down = SvPVX(TARG) + len - 1; | |
79072805 LW |
5035 | while (down > up) { |
5036 | tmp = *up; | |
5037 | *up++ = *down; | |
5038 | *down-- = tmp; | |
5039 | } | |
93a17b20 | 5040 | SvPOK_only(TARG); |
79072805 LW |
5041 | } |
5042 | SP = MARK + 1; | |
5043 | SETTARG; | |
5044 | } | |
5045 | RETURN; | |
5046 | } | |
5047 | ||
5048 | /* Range stuff. */ | |
5049 | ||
5050 | PP(pp_range) | |
5051 | { | |
5052 | if (GIMME == G_ARRAY) | |
5053 | return cCONDOP->op_true; | |
5054 | return SvTRUEx(PAD_SV(op->op_targ)) ? cCONDOP->op_false : cCONDOP->op_true; | |
5055 | } | |
5056 | ||
5057 | PP(pp_flip) | |
5058 | { | |
5059 | dSP; | |
5060 | ||
5061 | if (GIMME == G_ARRAY) { | |
5062 | RETURNOP(((CONDOP*)cUNOP->op_first)->op_false); | |
5063 | } | |
5064 | else { | |
5065 | dTOPss; | |
5066 | SV *targ = PAD_SV(op->op_targ); | |
5067 | ||
5068 | if ((op->op_private & OPpFLIP_LINENUM) | |
8990e307 | 5069 | ? last_in_gv && SvIV(sv) == IoLINES(GvIO(last_in_gv)) |
79072805 LW |
5070 | : SvTRUE(sv) ) { |
5071 | sv_setiv(PAD_SV(cUNOP->op_first->op_targ), 1); | |
5072 | if (op->op_flags & OPf_SPECIAL) { | |
5073 | sv_setiv(targ, 1); | |
5074 | RETURN; | |
5075 | } | |
5076 | else { | |
5077 | sv_setiv(targ, 0); | |
5078 | sp--; | |
5079 | RETURNOP(((CONDOP*)cUNOP->op_first)->op_false); | |
5080 | } | |
5081 | } | |
5082 | sv_setpv(TARG, ""); | |
5083 | SETs(targ); | |
5084 | RETURN; | |
5085 | } | |
5086 | } | |
5087 | ||
5088 | PP(pp_flop) | |
5089 | { | |
5090 | dSP; | |
5091 | ||
5092 | if (GIMME == G_ARRAY) { | |
5093 | dPOPPOPssrl; | |
5094 | register I32 i; | |
5095 | register SV *sv; | |
5096 | I32 max; | |
5097 | ||
5098 | if (SvNIOK(lstr) || !SvPOK(lstr) || | |
463ee0b2 LW |
5099 | (looks_like_number(lstr) && *SvPVX(lstr) != '0') ) { |
5100 | i = SvIV(lstr); | |
5101 | max = SvIV(rstr); | |
79072805 LW |
5102 | if (max > i) |
5103 | EXTEND(SP, max - i + 1); | |
5104 | while (i <= max) { | |
5105 | sv = sv_mortalcopy(&sv_no); | |
5106 | sv_setiv(sv,i++); | |
5107 | PUSHs(sv); | |
5108 | } | |
5109 | } | |
5110 | else { | |
5111 | SV *final = sv_mortalcopy(rstr); | |
463ee0b2 LW |
5112 | STRLEN len; |
5113 | char *tmps = SvPV(final, len); | |
79072805 LW |
5114 | |
5115 | sv = sv_mortalcopy(lstr); | |
463ee0b2 LW |
5116 | while (!SvNIOK(sv) && SvCUR(sv) <= len && |
5117 | strNE(SvPVX(sv),tmps) ) { | |
79072805 LW |
5118 | XPUSHs(sv); |
5119 | sv = sv_2mortal(newSVsv(sv)); | |
5120 | sv_inc(sv); | |
5121 | } | |
463ee0b2 | 5122 | if (strEQ(SvPVX(sv),tmps)) |
79072805 LW |
5123 | XPUSHs(sv); |
5124 | } | |
5125 | } | |
5126 | else { | |
5127 | dTOPss; | |
5128 | SV *targ = PAD_SV(cUNOP->op_first->op_targ); | |
5129 | sv_inc(targ); | |
5130 | if ((op->op_private & OPpFLIP_LINENUM) | |
8990e307 | 5131 | ? last_in_gv && SvIV(sv) == IoLINES(GvIO(last_in_gv)) |
79072805 LW |
5132 | : SvTRUE(sv) ) { |
5133 | sv_setiv(PAD_SV(((UNOP*)cUNOP->op_first)->op_first->op_targ), 0); | |
5134 | sv_catpv(targ, "E0"); | |
5135 | } | |
5136 | SETs(targ); | |
5137 | } | |
5138 | ||
5139 | RETURN; | |
5140 | } | |
5141 | ||
5142 | /* Control. */ | |
5143 | ||
5144 | static I32 | |
5145 | dopoptolabel(label) | |
5146 | char *label; | |
5147 | { | |
5148 | register I32 i; | |
5149 | register CONTEXT *cx; | |
5150 | ||
5151 | for (i = cxstack_ix; i >= 0; i--) { | |
5152 | cx = &cxstack[i]; | |
5153 | switch (cx->cx_type) { | |
5154 | case CXt_SUBST: | |
5155 | if (dowarn) | |
5156 | warn("Exiting substitution via %s", op_name[op->op_type]); | |
5157 | break; | |
5158 | case CXt_SUB: | |
5159 | if (dowarn) | |
5160 | warn("Exiting subroutine via %s", op_name[op->op_type]); | |
5161 | break; | |
5162 | case CXt_EVAL: | |
5163 | if (dowarn) | |
5164 | warn("Exiting eval via %s", op_name[op->op_type]); | |
5165 | break; | |
5166 | case CXt_LOOP: | |
5167 | if (!cx->blk_loop.label || | |
5168 | strNE(label, cx->blk_loop.label) ) { | |
5169 | DEBUG_l(deb("(Skipping label #%d %s)\n", | |
5170 | i, cx->blk_loop.label)); | |
5171 | continue; | |
5172 | } | |
5173 | DEBUG_l( deb("(Found label #%d %s)\n", i, label)); | |
5174 | return i; | |
5175 | } | |
5176 | } | |
5177 | } | |
5178 | ||
5179 | static I32 | |
5180 | dopoptosub(startingblock) | |
5181 | I32 startingblock; | |
5182 | { | |
5183 | I32 i; | |
5184 | register CONTEXT *cx; | |
5185 | for (i = startingblock; i >= 0; i--) { | |
5186 | cx = &cxstack[i]; | |
5187 | switch (cx->cx_type) { | |
5188 | default: | |
5189 | continue; | |
5190 | case CXt_EVAL: | |
5191 | case CXt_SUB: | |
5192 | DEBUG_l( deb("(Found sub #%d)\n", i)); | |
5193 | return i; | |
5194 | } | |
5195 | } | |
5196 | return i; | |
5197 | } | |
5198 | ||
5199 | I32 | |
5200 | dopoptoeval(startingblock) | |
5201 | I32 startingblock; | |
5202 | { | |
5203 | I32 i; | |
5204 | register CONTEXT *cx; | |
5205 | for (i = startingblock; i >= 0; i--) { | |
5206 | cx = &cxstack[i]; | |
5207 | switch (cx->cx_type) { | |
5208 | default: | |
5209 | continue; | |
5210 | case CXt_EVAL: | |
5211 | DEBUG_l( deb("(Found eval #%d)\n", i)); | |
5212 | return i; | |
5213 | } | |
5214 | } | |
5215 | return i; | |
5216 | } | |
5217 | ||
5218 | static I32 | |
5219 | dopoptoloop(startingblock) | |
5220 | I32 startingblock; | |
5221 | { | |
5222 | I32 i; | |
5223 | register CONTEXT *cx; | |
5224 | for (i = startingblock; i >= 0; i--) { | |
5225 | cx = &cxstack[i]; | |
5226 | switch (cx->cx_type) { | |
5227 | case CXt_SUBST: | |
5228 | if (dowarn) | |
5229 | warn("Exiting substitition via %s", op_name[op->op_type]); | |
5230 | break; | |
5231 | case CXt_SUB: | |
5232 | if (dowarn) | |
5233 | warn("Exiting subroutine via %s", op_name[op->op_type]); | |
5234 | break; | |
5235 | case CXt_EVAL: | |
5236 | if (dowarn) | |
5237 | warn("Exiting eval via %s", op_name[op->op_type]); | |
5238 | break; | |
5239 | case CXt_LOOP: | |
5240 | DEBUG_l( deb("(Found loop #%d)\n", i)); | |
5241 | return i; | |
5242 | } | |
5243 | } | |
5244 | return i; | |
5245 | } | |
5246 | ||
5247 | static void | |
5248 | dounwind(cxix) | |
5249 | I32 cxix; | |
5250 | { | |
5251 | register CONTEXT *cx; | |
5252 | SV **newsp; | |
5253 | I32 optype; | |
5254 | ||
5255 | while (cxstack_ix > cxix) { | |
5256 | cx = &cxstack[cxstack_ix--]; | |
8990e307 LW |
5257 | DEBUG_l(fprintf(stderr, "Unwinding block %d, type %s\n", cxstack_ix+1, |
5258 | block_type[cx->cx_type])); | |
79072805 LW |
5259 | /* Note: we don't need to restore the base context info till the end. */ |
5260 | switch (cx->cx_type) { | |
5261 | case CXt_SUB: | |
5262 | POPSUB(cx); | |
5263 | break; | |
5264 | case CXt_EVAL: | |
5265 | POPEVAL(cx); | |
5266 | break; | |
5267 | case CXt_LOOP: | |
5268 | POPLOOP(cx); | |
5269 | break; | |
5270 | case CXt_SUBST: | |
5271 | break; | |
5272 | } | |
5273 | } | |
5274 | } | |
5275 | ||
8990e307 | 5276 | #ifdef STANDARD_C |
79072805 | 5277 | OP * |
8990e307 | 5278 | die(char* pat, ...) |
463ee0b2 | 5279 | #else |
8990e307 LW |
5280 | /*VARARGS0*/ |
5281 | OP * | |
5282 | die(pat, va_alist) | |
5283 | char *pat; | |
5284 | va_dcl | |
463ee0b2 | 5285 | #endif |
79072805 LW |
5286 | { |
5287 | va_list args; | |
5288 | char *tmps; | |
5289 | char *message; | |
5290 | OP *retop; | |
5291 | ||
8990e307 LW |
5292 | #ifdef STANDARD_C |
5293 | va_start(args, pat); | |
5294 | #else | |
79072805 | 5295 | va_start(args); |
8990e307 LW |
5296 | #endif |
5297 | message = mess(pat, args); | |
79072805 LW |
5298 | va_end(args); |
5299 | restartop = die_where(message); | |
5300 | if (stack != mainstack) | |
5301 | longjmp(top_env, 3); | |
5302 | return restartop; | |
5303 | } | |
5304 | ||
5305 | OP * | |
5306 | die_where(message) | |
5307 | char *message; | |
5308 | { | |
5309 | if (in_eval) { | |
5310 | I32 cxix; | |
5311 | register CONTEXT *cx; | |
5312 | I32 gimme; | |
5313 | SV **newsp; | |
5314 | ||
5315 | sv_setpv(GvSV(gv_fetchpv("@",TRUE)),message); | |
5316 | cxix = dopoptoeval(cxstack_ix); | |
5317 | if (cxix >= 0) { | |
5318 | I32 optype; | |
5319 | ||
5320 | if (cxix < cxstack_ix) | |
5321 | dounwind(cxix); | |
5322 | ||
5323 | POPBLOCK(cx); | |
5324 | if (cx->cx_type != CXt_EVAL) { | |
5325 | fprintf(stderr, "panic: die %s", message); | |
5326 | my_exit(1); | |
5327 | } | |
5328 | POPEVAL(cx); | |
5329 | ||
5330 | if (gimme == G_SCALAR) | |
5331 | *++newsp = &sv_undef; | |
5332 | stack_sp = newsp; | |
5333 | ||
5334 | LEAVE; | |
5335 | if (optype == OP_REQUIRE) | |
463ee0b2 | 5336 | DIE("%s", SvPVx(GvSV(gv_fetchpv("@",TRUE)), na)); |
79072805 LW |
5337 | return pop_return(); |
5338 | } | |
5339 | } | |
5340 | fputs(message, stderr); | |
5341 | (void)fflush(stderr); | |
5342 | if (e_fp) | |
5343 | (void)UNLINK(e_tmpname); | |
5344 | statusvalue >>= 8; | |
5345 | my_exit((I32)((errno&255)?errno:((statusvalue&255)?statusvalue:255))); | |
5346 | return 0; | |
5347 | } | |
5348 | ||
5349 | PP(pp_and) | |
5350 | { | |
5351 | dSP; | |
5352 | if (!SvTRUE(TOPs)) | |
5353 | RETURN; | |
5354 | else { | |
5355 | --SP; | |
5356 | RETURNOP(cLOGOP->op_other); | |
5357 | } | |
5358 | } | |
5359 | ||
5360 | PP(pp_or) | |
5361 | { | |
5362 | dSP; | |
5363 | if (SvTRUE(TOPs)) | |
5364 | RETURN; | |
5365 | else { | |
5366 | --SP; | |
5367 | RETURNOP(cLOGOP->op_other); | |
5368 | } | |
5369 | } | |
5370 | ||
5371 | PP(pp_cond_expr) | |
5372 | { | |
5373 | dSP; | |
5374 | if (SvTRUEx(POPs)) | |
5375 | RETURNOP(cCONDOP->op_true); | |
5376 | else | |
5377 | RETURNOP(cCONDOP->op_false); | |
5378 | } | |
5379 | ||
5380 | PP(pp_andassign) | |
5381 | { | |
5382 | dSP; | |
5383 | if (!SvTRUE(TOPs)) | |
5384 | RETURN; | |
5385 | else | |
5386 | RETURNOP(cLOGOP->op_other); | |
5387 | } | |
5388 | ||
5389 | PP(pp_orassign) | |
5390 | { | |
5391 | dSP; | |
5392 | if (SvTRUE(TOPs)) | |
5393 | RETURN; | |
5394 | else | |
5395 | RETURNOP(cLOGOP->op_other); | |
5396 | } | |
5397 | ||
5398 | PP(pp_method) | |
5399 | { | |
463ee0b2 | 5400 | dSP; dPOPss; |
79072805 LW |
5401 | SV* ob; |
5402 | GV* gv; | |
5403 | ||
463ee0b2 | 5404 | EXTEND(sp,2); |
79072805 | 5405 | |
463ee0b2 | 5406 | gv = 0; |
ed6116ce LW |
5407 | if (SvROK(sv)) |
5408 | ob = SvRV(sv); | |
5409 | else { | |
463ee0b2 LW |
5410 | GV* iogv; |
5411 | IO* io; | |
5412 | ||
5413 | if (!SvOK(sv) || | |
5414 | !(iogv = gv_fetchpv(SvPVX(sv), FALSE)) || | |
8990e307 | 5415 | !(ob=(SV*)GvIO(iogv))) |
463ee0b2 LW |
5416 | { |
5417 | char *name = SvPVX(((SVOP*)cLOGOP->op_other)->op_sv); | |
5418 | char tmpbuf[256]; | |
8990e307 | 5419 | char* packname = SvPV(sv, na); |
463ee0b2 LW |
5420 | HV *stash; |
5421 | if (!isALPHA(*packname)) | |
5422 | DIE("Can't call method \"%s\" without a package or object reference", name); | |
5423 | if (!(stash = fetch_stash(sv, FALSE))) | |
5424 | DIE("Can't call method \"%s\" in empty package \"%s\"", | |
5425 | name, packname); | |
5426 | gv = gv_fetchmethod(stash,name); | |
5427 | if (!gv) | |
5428 | DIE("Can't locate object method \"%s\" via package \"%s\"", | |
5429 | name, packname); | |
5430 | PUSHs(gv); | |
5431 | PUSHs(sv); | |
5432 | RETURN; | |
5433 | } | |
79072805 | 5434 | } |
463ee0b2 | 5435 | |
ed6116ce | 5436 | if (!ob || !SvOBJECT(ob)) { |
463ee0b2 LW |
5437 | char *name = SvPVX(((SVOP*)cLOGOP->op_other)->op_sv); |
5438 | DIE("Can't call method \"%s\" on unblessed reference", name); | |
5439 | } | |
79072805 LW |
5440 | |
5441 | if (!gv) { /* nothing cached */ | |
463ee0b2 LW |
5442 | char *name = SvPVX(((SVOP*)cLOGOP->op_other)->op_sv); |
5443 | gv = gv_fetchmethod(SvSTASH(ob),name); | |
79072805 LW |
5444 | if (!gv) |
5445 | DIE("Can't locate object method \"%s\" via package \"%s\"", | |
5446 | name, HvNAME(SvSTASH(ob))); | |
5447 | } | |
5448 | ||
79072805 LW |
5449 | PUSHs(gv); |
5450 | PUSHs(sv); | |
5451 | RETURN; | |
5452 | } | |
5453 | ||
5454 | PP(pp_entersubr) | |
5455 | { | |
5456 | dSP; dMARK; | |
8990e307 | 5457 | SV *sv = *++MARK; |
79072805 LW |
5458 | GV *gv; |
5459 | HV *stash; | |
8990e307 | 5460 | register CV *cv; |
79072805 LW |
5461 | register I32 items = SP - MARK; |
5462 | I32 hasargs = (op->op_flags & OPf_STACKED) != 0; | |
5463 | register CONTEXT *cx; | |
5464 | ||
8990e307 LW |
5465 | if (!sv) |
5466 | DIE("Not a subroutine reference"); | |
5467 | switch (SvTYPE(sv)) { | |
5468 | default: | |
5469 | if (!SvROK(sv)) { | |
5470 | if (!SvOK(sv)) | |
5471 | DIE(no_usym, "a subroutine"); | |
5472 | gv = gv_fetchpv(SvPV(sv, na), FALSE); | |
5473 | if (!gv) | |
5474 | cv = 0; | |
5475 | else | |
5476 | cv = GvCV(gv); | |
5477 | break; | |
5478 | } | |
5479 | /* FALL THROUGH */ | |
5480 | case SVt_RV: | |
5481 | cv = (CV*)SvRV(sv); | |
5482 | if (SvTYPE(cv) == SVt_PVCV) | |
5483 | break; | |
5484 | /* FALL THROUGH */ | |
5485 | case SVt_PVHV: | |
5486 | case SVt_PVAV: | |
5487 | DIE("Not a subroutine reference"); | |
5488 | case SVt_PVCV: | |
5489 | cv = (CV*)sv; | |
5490 | break; | |
5491 | case SVt_PVGV: | |
5492 | if (!(cv = GvCV((GV*)sv))) | |
5493 | cv = sv_2cv(sv, &stash, &gv, TRUE); | |
5494 | break; | |
5495 | } | |
5496 | ||
79072805 LW |
5497 | ENTER; |
5498 | SAVETMPS; | |
5499 | ||
8990e307 LW |
5500 | retry: |
5501 | if (!cv) | |
5502 | DIE("Not a subroutine reference"); | |
5503 | ||
5504 | if (!CvROOT(cv) && !CvUSERSUB(cv)) { | |
5505 | if (gv = CvGV(cv)) { | |
5506 | SV *tmpstr = sv_newmortal(); | |
5507 | GV *ngv; | |
79072805 | 5508 | gv_efullname(tmpstr, gv); |
8990e307 LW |
5509 | ngv = gv_fetchmethod(GvESTASH(gv), "AUTOLOAD"); |
5510 | if (ngv && ngv != gv && (cv = GvCV(ngv))) { /* One more chance... */ | |
5511 | gv = ngv; | |
5512 | sv_setsv(GvSV(gv), tmpstr); | |
5513 | goto retry; | |
5514 | } | |
5515 | else | |
5516 | DIE("Undefined subroutine &%s called",SvPVX(tmpstr)); | |
79072805 | 5517 | } |
8990e307 | 5518 | DIE("Undefined subroutine called"); |
79072805 | 5519 | } |
8990e307 | 5520 | |
79072805 LW |
5521 | if ((op->op_private & OPpSUBR_DB) && !CvUSERSUB(cv)) { |
5522 | sv = GvSV(DBsub); | |
5523 | save_item(sv); | |
8990e307 | 5524 | gv = CvGV(cv); |
79072805 LW |
5525 | gv_efullname(sv,gv); |
5526 | cv = GvCV(DBsub); | |
5527 | if (!cv) | |
5528 | DIE("No DBsub routine"); | |
5529 | } | |
5530 | ||
5531 | if (CvUSERSUB(cv)) { | |
463ee0b2 | 5532 | items = (*CvUSERSUB(cv))(CvUSERINDEX(cv), MARK - stack_base, items); |
79072805 | 5533 | sp = stack_base + items; |
463ee0b2 | 5534 | LEAVE; |
79072805 LW |
5535 | RETURN; |
5536 | } | |
5537 | else { | |
5538 | I32 gimme = GIMME; | |
93a17b20 LW |
5539 | AV* padlist = CvPADLIST(cv); |
5540 | SV** svp = AvARRAY(padlist); | |
79072805 LW |
5541 | push_return(op->op_next); |
5542 | PUSHBLOCK(cx, CXt_SUB, MARK - 1); | |
5543 | PUSHSUB(cx); | |
79072805 LW |
5544 | CvDEPTH(cv)++; |
5545 | if (CvDEPTH(cv) >= 2) { /* save temporaries on recursion? */ | |
5546 | if (CvDEPTH(cv) == 100 && dowarn) | |
8990e307 | 5547 | warn("Deep recursion on subroutine \"%s\"",GvENAME(CvGV(cv))); |
93a17b20 | 5548 | if (CvDEPTH(cv) > AvFILL(padlist)) { |
79072805 | 5549 | AV *newpad = newAV(); |
93a17b20 LW |
5550 | I32 ix = AvFILL((AV*)svp[1]); |
5551 | svp = AvARRAY(svp[0]); | |
5552 | while (ix > 0) { | |
5553 | if (svp[ix]) { | |
463ee0b2 | 5554 | char *name = SvPVX(svp[ix]); /* XXX */ |
93a17b20 | 5555 | if (*name == '@') |
463ee0b2 | 5556 | av_store(newpad, ix--, (SV*)newAV()); |
93a17b20 | 5557 | else if (*name == '%') |
463ee0b2 | 5558 | av_store(newpad, ix--, (SV*)newHV()); |
93a17b20 LW |
5559 | else |
5560 | av_store(newpad, ix--, NEWSV(0,0)); | |
5561 | } | |
5562 | else | |
5563 | av_store(newpad, ix--, NEWSV(0,0)); | |
5564 | } | |
8990e307 LW |
5565 | if (hasargs) { |
5566 | AV* av = newAV(); | |
5567 | av_store(av, 0, Nullsv); | |
5568 | av_store(newpad, 0, (SV*)av); | |
5569 | SvOK_on(av); | |
5570 | AvREAL_off(av); | |
5571 | } | |
93a17b20 LW |
5572 | av_store(padlist, CvDEPTH(cv), (SV*)newpad); |
5573 | AvFILL(padlist) = CvDEPTH(cv); | |
5574 | svp = AvARRAY(padlist); | |
79072805 LW |
5575 | } |
5576 | } | |
5577 | SAVESPTR(curpad); | |
93a17b20 | 5578 | curpad = AvARRAY((AV*)svp[CvDEPTH(cv)]); |
8990e307 LW |
5579 | if (hasargs) { |
5580 | AV* av = (AV*)curpad[0]; | |
5581 | SV** ary; | |
5582 | ||
5583 | cx->blk_sub.savearray = GvAV(defgv); | |
5584 | cx->blk_sub.argarray = av; | |
5585 | GvAV(defgv) = cx->blk_sub.argarray; | |
5586 | ++MARK; | |
5587 | ||
5588 | if (items >= AvMAX(av)) { | |
5589 | ary = AvALLOC(av); | |
5590 | if (AvARRAY(av) != ary) { | |
5591 | AvMAX(av) += AvARRAY(av) - AvALLOC(av); | |
5592 | SvPVX(av) = (char*)ary; | |
5593 | } | |
5594 | if (items >= AvMAX(av)) { | |
5595 | AvMAX(av) = items - 1; | |
5596 | Renew(ary,items+1,SV*); | |
5597 | AvALLOC(av) = ary; | |
5598 | SvPVX(av) = (char*)ary; | |
5599 | } | |
5600 | } | |
5601 | Copy(MARK,AvARRAY(av),items,SV*); | |
5602 | AvFILL(av) = items - 1; | |
5603 | while (items--) { | |
5604 | if (*MARK) | |
5605 | SvTEMP_off(*MARK); | |
5606 | MARK++; | |
5607 | } | |
5608 | } | |
79072805 LW |
5609 | RETURNOP(CvSTART(cv)); |
5610 | } | |
5611 | } | |
5612 | ||
5613 | PP(pp_leavesubr) | |
5614 | { | |
5615 | dSP; | |
5616 | SV **mark; | |
5617 | SV **newsp; | |
5618 | I32 gimme; | |
5619 | register CONTEXT *cx; | |
5620 | ||
5621 | POPBLOCK(cx); | |
5622 | POPSUB(cx); | |
5623 | ||
5624 | if (gimme == G_SCALAR) { | |
5625 | MARK = newsp + 1; | |
5626 | if (MARK <= SP) | |
8990e307 LW |
5627 | if (SvFLAGS(TOPs) & (SVs_PADTMP|SVs_TEMP)) |
5628 | *MARK = TOPs; | |
5629 | else | |
5630 | *MARK = sv_mortalcopy(TOPs); | |
79072805 LW |
5631 | else { |
5632 | MEXTEND(mark,0); | |
5633 | *MARK = &sv_undef; | |
5634 | } | |
5635 | SP = MARK; | |
5636 | } | |
5637 | else { | |
5638 | for (mark = newsp + 1; mark <= SP; mark++) | |
8990e307 LW |
5639 | if (!(SvFLAGS(*mark) & (SVs_PADTMP|SVs_TEMP))) |
5640 | *mark = sv_mortalcopy(*mark); | |
79072805 LW |
5641 | /* in case LEAVE wipes old return values */ |
5642 | } | |
5643 | ||
5644 | LEAVE; | |
5645 | PUTBACK; | |
5646 | return pop_return(); | |
5647 | } | |
5648 | ||
5649 | PP(pp_done) | |
5650 | { | |
5651 | return pop_return(); | |
5652 | } | |
5653 | ||
5654 | PP(pp_caller) | |
5655 | { | |
5656 | dSP; | |
5657 | register I32 cxix = dopoptosub(cxstack_ix); | |
5658 | I32 nextcxix; | |
5659 | register CONTEXT *cx; | |
5660 | SV *sv; | |
5661 | I32 count = 0; | |
5662 | ||
79072805 LW |
5663 | if (MAXARG) |
5664 | count = POPi; | |
93a17b20 | 5665 | EXTEND(SP, 6); |
79072805 | 5666 | for (;;) { |
93a17b20 LW |
5667 | if (cxix < 0) { |
5668 | if (GIMME != G_ARRAY) | |
5669 | RETPUSHUNDEF; | |
79072805 | 5670 | RETURN; |
93a17b20 | 5671 | } |
79072805 LW |
5672 | nextcxix = dopoptosub(cxix - 1); |
5673 | if (DBsub && nextcxix >= 0 && | |
5674 | cxstack[nextcxix].blk_sub.cv == GvCV(DBsub)) | |
5675 | count++; | |
5676 | if (!count--) | |
5677 | break; | |
5678 | cxix = nextcxix; | |
5679 | } | |
5680 | cx = &cxstack[cxix]; | |
79072805 LW |
5681 | if (GIMME != G_ARRAY) { |
5682 | dTARGET; | |
5683 | ||
5684 | sv_setpv(TARG, HvNAME(cx->blk_oldcop->cop_stash)); | |
5685 | PUSHs(TARG); | |
5686 | RETURN; | |
5687 | } | |
5688 | ||
5689 | PUSHs(sv_2mortal(newSVpv(HvNAME(cx->blk_oldcop->cop_stash), 0))); | |
463ee0b2 | 5690 | PUSHs(sv_2mortal(newSVpv(SvPVX(GvSV(cx->blk_oldcop->cop_filegv)), 0))); |
8990e307 | 5691 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_oldcop->cop_line))); |
79072805 LW |
5692 | if (!MAXARG) |
5693 | RETURN; | |
8990e307 LW |
5694 | if (cx->cx_type == CXt_SUB) { |
5695 | sv = NEWSV(49, 0); | |
5696 | gv_efullname(sv, CvGV(cx->blk_sub.cv)); | |
5697 | PUSHs(sv_2mortal(sv)); | |
5698 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_sub.hasargs))); | |
5699 | } | |
5700 | else { | |
5701 | PUSHs(sv_2mortal(newSVpv("(eval)",0))); | |
5702 | PUSHs(sv_2mortal(newSViv(0))); | |
5703 | } | |
5704 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_gimme))); | |
5705 | if (cx->blk_sub.hasargs && curstash == debstash) { | |
79072805 LW |
5706 | AV *ary = cx->blk_sub.argarray; |
5707 | ||
8990e307 LW |
5708 | if (!dbargs) { |
5709 | GV* tmpgv; | |
5710 | dbargs = GvAV(gv_AVadd(tmpgv = gv_fetchpv("DB::args", TRUE))); | |
5711 | SvMULTI_on(tmpgv); | |
5712 | AvREAL_off(dbargs); | |
5713 | } | |
79072805 LW |
5714 | if (AvMAX(dbargs) < AvFILL(ary)) |
5715 | av_store(dbargs, AvFILL(ary), Nullsv); | |
5716 | Copy(AvARRAY(ary), AvARRAY(dbargs), AvFILL(ary)+1, SV*); | |
5717 | AvFILL(dbargs) = AvFILL(ary); | |
5718 | } | |
5719 | RETURN; | |
5720 | } | |
5721 | ||
5722 | static I32 | |
5723 | sortcv(str1, str2) | |
5724 | SV **str1; | |
5725 | SV **str2; | |
5726 | { | |
463ee0b2 LW |
5727 | I32 oldscopeix = scopestack_ix; |
5728 | I32 result; | |
79072805 LW |
5729 | GvSV(firstgv) = *str1; |
5730 | GvSV(secondgv) = *str2; | |
5731 | stack_sp = stack_base; | |
5732 | op = sortcop; | |
5733 | run(); | |
463ee0b2 LW |
5734 | result = SvIVx(AvARRAY(stack)[1]); |
5735 | while (scopestack_ix > oldscopeix) { | |
5736 | LEAVE; | |
5737 | } | |
5738 | return result; | |
79072805 LW |
5739 | } |
5740 | ||
5741 | static I32 | |
5742 | sortcmp(strp1, strp2) | |
5743 | SV **strp1; | |
5744 | SV **strp2; | |
5745 | { | |
5746 | register SV *str1 = *strp1; | |
5747 | register SV *str2 = *strp2; | |
5748 | I32 retval; | |
5749 | ||
5750 | if (SvCUR(str1) < SvCUR(str2)) { | |
5751 | /*SUPPRESS 560*/ | |
463ee0b2 | 5752 | if (retval = memcmp(SvPVX(str1), SvPVX(str2), SvCUR(str1))) |
79072805 LW |
5753 | return retval; |
5754 | else | |
5755 | return -1; | |
5756 | } | |
5757 | /*SUPPRESS 560*/ | |
463ee0b2 | 5758 | else if (retval = memcmp(SvPVX(str1), SvPVX(str2), SvCUR(str2))) |
79072805 LW |
5759 | return retval; |
5760 | else if (SvCUR(str1) == SvCUR(str2)) | |
5761 | return 0; | |
5762 | else | |
5763 | return 1; | |
5764 | } | |
5765 | ||
5766 | PP(pp_warn) | |
5767 | { | |
5768 | dSP; dMARK; | |
5769 | char *tmps; | |
5770 | if (SP - MARK != 1) { | |
5771 | dTARGET; | |
93a17b20 | 5772 | do_join(TARG, &sv_no, MARK, SP); |
463ee0b2 | 5773 | tmps = SvPV(TARG, na); |
79072805 LW |
5774 | SP = MARK + 1; |
5775 | } | |
5776 | else { | |
463ee0b2 | 5777 | tmps = SvPV(TOPs, na); |
79072805 LW |
5778 | } |
5779 | if (!tmps || !*tmps) { | |
5780 | SV *error = GvSV(gv_fetchpv("@", TRUE)); | |
93a17b20 | 5781 | SvUPGRADE(error, SVt_PV); |
463ee0b2 | 5782 | if (SvPOK(error) && SvCUR(error)) |
79072805 | 5783 | sv_catpv(error, "\t...caught"); |
463ee0b2 | 5784 | tmps = SvPV(error, na); |
79072805 LW |
5785 | } |
5786 | if (!tmps || !*tmps) | |
5787 | tmps = "Warning: something's wrong"; | |
5788 | warn("%s", tmps); | |
5789 | RETSETYES; | |
5790 | } | |
5791 | ||
5792 | PP(pp_die) | |
5793 | { | |
5794 | dSP; dMARK; | |
5795 | char *tmps; | |
5796 | if (SP - MARK != 1) { | |
5797 | dTARGET; | |
93a17b20 | 5798 | do_join(TARG, &sv_no, MARK, SP); |
463ee0b2 | 5799 | tmps = SvPV(TARG, na); |
79072805 LW |
5800 | SP = MARK + 1; |
5801 | } | |
5802 | else { | |
463ee0b2 | 5803 | tmps = SvPV(TOPs, na); |
79072805 LW |
5804 | } |
5805 | if (!tmps || !*tmps) { | |
5806 | SV *error = GvSV(gv_fetchpv("@", TRUE)); | |
93a17b20 | 5807 | SvUPGRADE(error, SVt_PV); |
463ee0b2 | 5808 | if (SvPOK(error) && SvCUR(error)) |
79072805 | 5809 | sv_catpv(error, "\t...propagated"); |
463ee0b2 | 5810 | tmps = SvPV(error, na); |
79072805 LW |
5811 | } |
5812 | if (!tmps || !*tmps) | |
5813 | tmps = "Died"; | |
5814 | DIE("%s", tmps); | |
5815 | } | |
5816 | ||
5817 | PP(pp_reset) | |
5818 | { | |
5819 | dSP; | |
5820 | double value; | |
5821 | char *tmps; | |
5822 | ||
5823 | if (MAXARG < 1) | |
5824 | tmps = ""; | |
5825 | else | |
5826 | tmps = POPp; | |
5827 | sv_reset(tmps, curcop->cop_stash); | |
5828 | PUSHs(&sv_yes); | |
5829 | RETURN; | |
5830 | } | |
5831 | ||
5832 | PP(pp_lineseq) | |
5833 | { | |
5834 | return NORMAL; | |
5835 | } | |
5836 | ||
93a17b20 | 5837 | PP(pp_nextstate) |
79072805 LW |
5838 | { |
5839 | curcop = (COP*)op; | |
463ee0b2 | 5840 | TAINT_NOT; /* Each statement is presumed innocent */ |
79072805 | 5841 | stack_sp = stack_base + cxstack[cxstack_ix].blk_oldsp; |
8990e307 | 5842 | FREE_TMPS(); |
79072805 LW |
5843 | return NORMAL; |
5844 | } | |
5845 | ||
93a17b20 LW |
5846 | PP(pp_dbstate) |
5847 | { | |
5848 | curcop = (COP*)op; | |
463ee0b2 | 5849 | TAINT_NOT; /* Each statement is presumed innocent */ |
93a17b20 | 5850 | stack_sp = stack_base + cxstack[cxstack_ix].blk_oldsp; |
8990e307 | 5851 | FREE_TMPS(); |
93a17b20 | 5852 | |
463ee0b2 | 5853 | if (op->op_private || SvIV(DBsingle) || SvIV(DBsignal) || SvIV(DBtrace)) |
93a17b20 LW |
5854 | { |
5855 | SV **sp; | |
5856 | register CV *cv; | |
5857 | register CONTEXT *cx; | |
5858 | I32 gimme = GIMME; | |
5859 | I32 hasargs; | |
5860 | GV *gv; | |
5861 | ||
5862 | ENTER; | |
5863 | SAVETMPS; | |
5864 | ||
8990e307 LW |
5865 | SAVEI32(debug); |
5866 | debug = 0; | |
93a17b20 LW |
5867 | hasargs = 0; |
5868 | gv = DBgv; | |
5869 | cv = GvCV(gv); | |
5870 | sp = stack_sp; | |
5871 | *++sp = Nullsv; | |
5872 | ||
5873 | if (!cv) | |
8990e307 | 5874 | DIE("No DB::DB routine defined"); |
93a17b20 | 5875 | |
8990e307 LW |
5876 | if (CvDEPTH(cv) >= 1) /* don't do recursive DB::DB call */ |
5877 | return NORMAL; | |
93a17b20 LW |
5878 | push_return(op->op_next); |
5879 | PUSHBLOCK(cx, CXt_SUB, sp - 1); | |
5880 | PUSHSUB(cx); | |
5881 | CvDEPTH(cv)++; | |
93a17b20 LW |
5882 | SAVESPTR(curpad); |
5883 | curpad = AvARRAY((AV*)*av_fetch(CvPADLIST(cv),1,FALSE)); | |
5884 | RETURNOP(CvSTART(cv)); | |
5885 | } | |
5886 | else | |
5887 | return NORMAL; | |
5888 | } | |
5889 | ||
79072805 LW |
5890 | PP(pp_unstack) |
5891 | { | |
5892 | I32 oldsave; | |
463ee0b2 | 5893 | TAINT_NOT; /* Each statement is presumed innocent */ |
79072805 | 5894 | stack_sp = stack_base + cxstack[cxstack_ix].blk_oldsp; |
8990e307 | 5895 | FREE_TMPS(); |
79072805 | 5896 | oldsave = scopestack[scopestack_ix - 1]; |
8990e307 | 5897 | LEAVE_SCOPE(oldsave); |
79072805 LW |
5898 | return NORMAL; |
5899 | } | |
5900 | ||
5901 | PP(pp_enter) | |
5902 | { | |
5903 | dSP; | |
5904 | register CONTEXT *cx; | |
5905 | I32 gimme = GIMME; | |
5906 | ENTER; | |
5907 | ||
5908 | SAVETMPS; | |
8990e307 | 5909 | PUSHBLOCK(cx, CXt_BLOCK, sp); |
79072805 LW |
5910 | |
5911 | RETURN; | |
5912 | } | |
5913 | ||
5914 | PP(pp_leave) | |
5915 | { | |
5916 | dSP; | |
5917 | register CONTEXT *cx; | |
8990e307 | 5918 | register SV **mark; |
79072805 | 5919 | SV **newsp; |
8990e307 | 5920 | I32 gimme; |
79072805 LW |
5921 | |
5922 | POPBLOCK(cx); | |
8990e307 LW |
5923 | |
5924 | if (GIMME == G_SCALAR) { | |
5925 | MARK = newsp + 1; | |
5926 | if (MARK <= SP) | |
5927 | if (SvFLAGS(TOPs) & (SVs_PADTMP|SVs_TEMP)) | |
5928 | *MARK = TOPs; | |
5929 | else | |
5930 | *MARK = sv_mortalcopy(TOPs); | |
5931 | else { | |
5932 | MEXTEND(mark,0); | |
5933 | *MARK = &sv_undef; | |
5934 | } | |
5935 | SP = MARK; | |
5936 | } | |
5937 | else { | |
5938 | for (mark = newsp + 1; mark <= SP; mark++) | |
5939 | if (!(SvFLAGS(*mark) & (SVs_PADTMP|SVs_TEMP))) | |
5940 | *mark = sv_mortalcopy(*mark); | |
5941 | /* in case LEAVE wipes old return values */ | |
5942 | } | |
5943 | ||
79072805 LW |
5944 | LEAVE; |
5945 | ||
5946 | RETURN; | |
5947 | } | |
5948 | ||
463ee0b2 LW |
5949 | PP(pp_scope) |
5950 | { | |
5951 | return NORMAL; | |
5952 | } | |
5953 | ||
79072805 LW |
5954 | PP(pp_enteriter) |
5955 | { | |
5956 | dSP; dMARK; | |
5957 | register CONTEXT *cx; | |
5958 | SV **svp = &GvSV((GV*)POPs); | |
5959 | I32 gimme = GIMME; | |
5960 | ||
5961 | ENTER; | |
5962 | SAVETMPS; | |
5963 | ENTER; | |
5964 | ||
8990e307 | 5965 | PUSHBLOCK(cx, CXt_LOOP, SP); |
79072805 LW |
5966 | PUSHLOOP(cx, svp, MARK); |
5967 | cx->blk_loop.iterary = stack; | |
5968 | cx->blk_loop.iterix = MARK - stack_base; | |
5969 | ||
5970 | RETURN; | |
5971 | } | |
5972 | ||
5973 | PP(pp_iter) | |
5974 | { | |
5975 | dSP; | |
5976 | register CONTEXT *cx; | |
5977 | SV *sv; | |
5978 | ||
5979 | EXTEND(sp, 1); | |
5980 | cx = &cxstack[cxstack_ix]; | |
5981 | if (cx->cx_type != CXt_LOOP) | |
5982 | DIE("panic: pp_iter"); | |
5983 | ||
5984 | if (cx->blk_loop.iterix >= cx->blk_oldsp) | |
5985 | RETPUSHNO; | |
5986 | ||
8990e307 LW |
5987 | if (sv = AvARRAY(cx->blk_loop.iterary)[++cx->blk_loop.iterix]) { |
5988 | SvTEMP_off(sv); | |
5989 | *cx->blk_loop.itervar = sv; | |
5990 | } | |
5991 | else | |
5992 | *cx->blk_loop.itervar = &sv_undef; | |
79072805 LW |
5993 | |
5994 | RETPUSHYES; | |
5995 | } | |
5996 | ||
5997 | PP(pp_enterloop) | |
5998 | { | |
5999 | dSP; | |
6000 | register CONTEXT *cx; | |
6001 | I32 gimme = GIMME; | |
6002 | ||
6003 | ENTER; | |
6004 | SAVETMPS; | |
6005 | ENTER; | |
6006 | ||
6007 | PUSHBLOCK(cx, CXt_LOOP, SP); | |
6008 | PUSHLOOP(cx, 0, SP); | |
6009 | ||
6010 | RETURN; | |
6011 | } | |
6012 | ||
6013 | PP(pp_leaveloop) | |
6014 | { | |
6015 | dSP; | |
6016 | register CONTEXT *cx; | |
6017 | I32 gimme; | |
6018 | SV **newsp; | |
6019 | SV **mark; | |
6020 | ||
6021 | POPBLOCK(cx); | |
6022 | mark = newsp; | |
6023 | POPLOOP(cx); | |
6024 | if (gimme == G_SCALAR) { | |
6025 | if (mark < SP) | |
6026 | *++newsp = sv_mortalcopy(*SP); | |
6027 | else | |
6028 | *++newsp = &sv_undef; | |
6029 | } | |
6030 | else { | |
6031 | while (mark < SP) | |
6032 | *++newsp = sv_mortalcopy(*++mark); | |
6033 | } | |
6034 | sp = newsp; | |
6035 | LEAVE; | |
6036 | LEAVE; | |
6037 | ||
6038 | RETURN; | |
6039 | } | |
6040 | ||
6041 | PP(pp_return) | |
6042 | { | |
6043 | dSP; dMARK; | |
6044 | I32 cxix; | |
6045 | register CONTEXT *cx; | |
6046 | I32 gimme; | |
6047 | SV **newsp; | |
6048 | I32 optype = 0; | |
6049 | ||
463ee0b2 LW |
6050 | if (stack == sortstack) { |
6051 | AvARRAY(stack)[1] = *SP; | |
6052 | return 0; | |
6053 | } | |
6054 | ||
79072805 LW |
6055 | cxix = dopoptosub(cxstack_ix); |
6056 | if (cxix < 0) | |
6057 | DIE("Can't return outside a subroutine"); | |
6058 | if (cxix < cxstack_ix) | |
6059 | dounwind(cxix); | |
6060 | ||
6061 | POPBLOCK(cx); | |
6062 | switch (cx->cx_type) { | |
6063 | case CXt_SUB: | |
6064 | POPSUB(cx); | |
6065 | break; | |
6066 | case CXt_EVAL: | |
6067 | POPEVAL(cx); | |
6068 | break; | |
6069 | default: | |
6070 | DIE("panic: return"); | |
6071 | break; | |
6072 | } | |
6073 | ||
6074 | if (gimme == G_SCALAR) { | |
6075 | if (MARK < SP) | |
6076 | *++newsp = sv_mortalcopy(*SP); | |
6077 | else | |
6078 | *++newsp = &sv_undef; | |
6079 | if (optype == OP_REQUIRE && !SvTRUE(*newsp)) | |
463ee0b2 | 6080 | DIE("%s", SvPVx(GvSV(gv_fetchpv("@",TRUE)), na)); |
79072805 LW |
6081 | } |
6082 | else { | |
6083 | if (optype == OP_REQUIRE && MARK == SP) | |
463ee0b2 | 6084 | DIE("%s", SvPVx(GvSV(gv_fetchpv("@",TRUE)), na)); |
79072805 LW |
6085 | while (MARK < SP) |
6086 | *++newsp = sv_mortalcopy(*++MARK); | |
6087 | } | |
6088 | stack_sp = newsp; | |
6089 | ||
6090 | LEAVE; | |
6091 | return pop_return(); | |
6092 | } | |
6093 | ||
6094 | PP(pp_last) | |
6095 | { | |
6096 | dSP; | |
6097 | I32 cxix; | |
6098 | register CONTEXT *cx; | |
6099 | I32 gimme; | |
6100 | I32 optype; | |
6101 | OP *nextop; | |
6102 | SV **newsp; | |
6103 | SV **mark = stack_base + cxstack[cxstack_ix].blk_oldsp; | |
6104 | /* XXX The sp is probably not right yet... */ | |
6105 | ||
6106 | if (op->op_flags & OPf_SPECIAL) { | |
6107 | cxix = dopoptoloop(cxstack_ix); | |
6108 | if (cxix < 0) | |
6109 | DIE("Can't \"last\" outside a block"); | |
6110 | } | |
6111 | else { | |
6112 | cxix = dopoptolabel(cPVOP->op_pv); | |
6113 | if (cxix < 0) | |
6114 | DIE("Label not found for \"last %s\"", cPVOP->op_pv); | |
6115 | } | |
6116 | if (cxix < cxstack_ix) | |
6117 | dounwind(cxix); | |
6118 | ||
6119 | POPBLOCK(cx); | |
6120 | switch (cx->cx_type) { | |
6121 | case CXt_LOOP: | |
6122 | POPLOOP(cx); | |
6123 | nextop = cx->blk_loop.last_op->op_next; | |
6124 | LEAVE; | |
6125 | break; | |
6126 | case CXt_EVAL: | |
6127 | POPEVAL(cx); | |
6128 | nextop = pop_return(); | |
6129 | break; | |
6130 | case CXt_SUB: | |
6131 | POPSUB(cx); | |
6132 | nextop = pop_return(); | |
6133 | break; | |
6134 | default: | |
6135 | DIE("panic: last"); | |
6136 | break; | |
6137 | } | |
6138 | ||
6139 | if (gimme == G_SCALAR) { | |
6140 | if (mark < SP) | |
6141 | *++newsp = sv_mortalcopy(*SP); | |
6142 | else | |
6143 | *++newsp = &sv_undef; | |
6144 | } | |
6145 | else { | |
6146 | while (mark < SP) | |
6147 | *++newsp = sv_mortalcopy(*++mark); | |
6148 | } | |
6149 | sp = newsp; | |
6150 | ||
6151 | LEAVE; | |
6152 | RETURNOP(nextop); | |
6153 | } | |
6154 | ||
6155 | PP(pp_next) | |
6156 | { | |
6157 | dSP; | |
6158 | I32 cxix; | |
6159 | register CONTEXT *cx; | |
6160 | I32 oldsave; | |
6161 | ||
6162 | if (op->op_flags & OPf_SPECIAL) { | |
6163 | cxix = dopoptoloop(cxstack_ix); | |
6164 | if (cxix < 0) | |
6165 | DIE("Can't \"next\" outside a block"); | |
6166 | } | |
6167 | else { | |
6168 | cxix = dopoptolabel(cPVOP->op_pv); | |
6169 | if (cxix < 0) | |
6170 | DIE("Label not found for \"next %s\"", cPVOP->op_pv); | |
6171 | } | |
6172 | if (cxix < cxstack_ix) | |
6173 | dounwind(cxix); | |
6174 | ||
6175 | TOPBLOCK(cx); | |
6176 | oldsave = scopestack[scopestack_ix - 1]; | |
8990e307 | 6177 | LEAVE_SCOPE(oldsave); |
79072805 LW |
6178 | return cx->blk_loop.next_op; |
6179 | } | |
6180 | ||
6181 | PP(pp_redo) | |
6182 | { | |
6183 | dSP; | |
6184 | I32 cxix; | |
6185 | register CONTEXT *cx; | |
6186 | I32 oldsave; | |
6187 | ||
6188 | if (op->op_flags & OPf_SPECIAL) { | |
6189 | cxix = dopoptoloop(cxstack_ix); | |
6190 | if (cxix < 0) | |
6191 | DIE("Can't \"redo\" outside a block"); | |
6192 | } | |
6193 | else { | |
6194 | cxix = dopoptolabel(cPVOP->op_pv); | |
6195 | if (cxix < 0) | |
6196 | DIE("Label not found for \"redo %s\"", cPVOP->op_pv); | |
6197 | } | |
6198 | if (cxix < cxstack_ix) | |
6199 | dounwind(cxix); | |
6200 | ||
6201 | TOPBLOCK(cx); | |
6202 | oldsave = scopestack[scopestack_ix - 1]; | |
8990e307 | 6203 | LEAVE_SCOPE(oldsave); |
79072805 LW |
6204 | return cx->blk_loop.redo_op; |
6205 | } | |
6206 | ||
6207 | static OP* lastgotoprobe; | |
6208 | ||
6209 | OP * | |
6210 | dofindlabel(op,label,opstack) | |
6211 | OP *op; | |
6212 | char *label; | |
6213 | OP **opstack; | |
6214 | { | |
6215 | OP *kid; | |
6216 | OP **ops = opstack; | |
6217 | ||
6218 | if (op->op_type == OP_LEAVE || | |
463ee0b2 | 6219 | op->op_type == OP_SCOPE || |
79072805 LW |
6220 | op->op_type == OP_LEAVELOOP || |
6221 | op->op_type == OP_LEAVETRY) | |
6222 | *ops++ = cUNOP->op_first; | |
6223 | *ops = 0; | |
6224 | if (op->op_flags & OPf_KIDS) { | |
6225 | /* First try all the kids at this level, since that's likeliest. */ | |
6226 | for (kid = cUNOP->op_first; kid; kid = kid->op_sibling) { | |
8990e307 LW |
6227 | if ((kid->op_type == OP_NEXTSTATE || kid->op_type == OP_DBSTATE) && |
6228 | kCOP->cop_label && strEQ(kCOP->cop_label, label)) | |
79072805 LW |
6229 | return kid; |
6230 | } | |
6231 | for (kid = cUNOP->op_first; kid; kid = kid->op_sibling) { | |
6232 | if (kid == lastgotoprobe) | |
6233 | continue; | |
8990e307 LW |
6234 | if (kid->op_type == OP_NEXTSTATE || kid->op_type == OP_DBSTATE) { |
6235 | if (ops > opstack && | |
6236 | (ops[-1]->op_type == OP_NEXTSTATE || | |
6237 | ops[-1]->op_type == OP_DBSTATE)) | |
79072805 LW |
6238 | *ops = kid; |
6239 | else | |
6240 | *ops++ = kid; | |
6241 | } | |
6242 | if (op = dofindlabel(kid,label,ops)) | |
6243 | return op; | |
6244 | } | |
6245 | } | |
6246 | *ops = 0; | |
6247 | return 0; | |
6248 | } | |
6249 | ||
6250 | PP(pp_dump) | |
6251 | { | |
6252 | return pp_goto(ARGS); | |
6253 | /*NOTREACHED*/ | |
6254 | } | |
6255 | ||
6256 | PP(pp_goto) | |
6257 | { | |
6258 | dSP; | |
6259 | OP *retop = 0; | |
6260 | I32 ix; | |
6261 | register CONTEXT *cx; | |
6262 | I32 entering = 0; | |
6263 | OP *enterops[64]; | |
6264 | char *label; | |
6265 | ||
6266 | label = 0; | |
8990e307 LW |
6267 | if (op->op_flags & OPf_STACKED) { |
6268 | SV *sv = POPs; | |
6269 | ||
6270 | /* This egregious kludge implements goto &subroutine */ | |
6271 | if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVCV) { | |
6272 | I32 cxix; | |
6273 | register CONTEXT *cx; | |
6274 | CV* cv = (CV*)SvRV(sv); | |
6275 | SV** mark; | |
6276 | I32 items = 0; | |
6277 | I32 oldsave; | |
6278 | ||
6279 | /* First do some returnish stuff. */ | |
6280 | cxix = dopoptosub(cxstack_ix); | |
6281 | if (cxix < 0) | |
6282 | DIE("Can't goto subroutine outside a subroutine"); | |
6283 | if (cxix < cxstack_ix) | |
6284 | dounwind(cxix); | |
6285 | TOPBLOCK(cx); | |
6286 | mark = ++stack_sp; | |
6287 | *stack_sp = (SV*)cv; | |
6288 | if (cx->blk_sub.hasargs) { /* put @_ back onto stack */ | |
6289 | items = AvFILL(cx->blk_sub.argarray) + 1; | |
6290 | Copy(AvARRAY(cx->blk_sub.argarray), ++stack_sp, items, SV*); | |
6291 | stack_sp += items; | |
6292 | GvAV(defgv) = cx->blk_sub.savearray; | |
6293 | } | |
6294 | if (!(CvDEPTH(cx->blk_sub.cv) = cx->blk_sub.olddepth)) { | |
6295 | if (CvDELETED(cx->blk_sub.cv)) | |
6296 | SvREFCNT_dec(cx->blk_sub.cv); | |
6297 | } | |
6298 | oldsave = scopestack[scopestack_ix - 1]; | |
6299 | LEAVE_SCOPE(oldsave); | |
6300 | ||
6301 | /* Now do some callish stuff. */ | |
6302 | if (CvUSERSUB(cv)) { | |
6303 | items = (*CvUSERSUB(cv))(CvUSERINDEX(cv), | |
6304 | mark - stack_base, items); | |
6305 | sp = stack_base + items; | |
6306 | LEAVE; | |
6307 | return pop_return(); | |
6308 | } | |
6309 | else { | |
6310 | AV* padlist = CvPADLIST(cv); | |
6311 | SV** svp = AvARRAY(padlist); | |
6312 | cx->blk_sub.cv = cv; | |
6313 | cx->blk_sub.olddepth = CvDEPTH(cv); | |
6314 | CvDEPTH(cv)++; | |
6315 | if (CvDEPTH(cv) >= 2) { /* save temporaries on recursion? */ | |
6316 | if (CvDEPTH(cv) == 100 && dowarn) | |
6317 | warn("Deep recursion on subroutine \"%s\"", | |
6318 | GvENAME(CvGV(cv))); | |
6319 | if (CvDEPTH(cv) > AvFILL(padlist)) { | |
6320 | AV *newpad = newAV(); | |
6321 | I32 ix = AvFILL((AV*)svp[1]); | |
6322 | svp = AvARRAY(svp[0]); | |
6323 | while (ix > 0) { | |
6324 | if (svp[ix]) { | |
6325 | char *name = SvPVX(svp[ix]); /* XXX */ | |
6326 | if (*name == '@') | |
6327 | av_store(newpad, ix--, (SV*)newAV()); | |
6328 | else if (*name == '%') | |
6329 | av_store(newpad, ix--, (SV*)newHV()); | |
6330 | else | |
6331 | av_store(newpad, ix--, NEWSV(0,0)); | |
6332 | } | |
6333 | else | |
6334 | av_store(newpad, ix--, NEWSV(0,0)); | |
6335 | } | |
6336 | if (cx->blk_sub.hasargs) { | |
6337 | AV* av = newAV(); | |
6338 | av_store(av, 0, Nullsv); | |
6339 | av_store(newpad, 0, (SV*)av); | |
6340 | SvOK_on(av); | |
6341 | AvREAL_off(av); | |
6342 | } | |
6343 | av_store(padlist, CvDEPTH(cv), (SV*)newpad); | |
6344 | AvFILL(padlist) = CvDEPTH(cv); | |
6345 | svp = AvARRAY(padlist); | |
6346 | } | |
6347 | } | |
6348 | SAVESPTR(curpad); | |
6349 | curpad = AvARRAY((AV*)svp[CvDEPTH(cv)]); | |
6350 | if (cx->blk_sub.hasargs) { | |
6351 | AV* av = (AV*)curpad[0]; | |
6352 | SV** ary; | |
6353 | ||
6354 | cx->blk_sub.savearray = GvAV(defgv); | |
6355 | cx->blk_sub.argarray = av; | |
6356 | GvAV(defgv) = cx->blk_sub.argarray; | |
6357 | ++mark; | |
6358 | ||
6359 | if (items >= AvMAX(av)) { | |
6360 | ary = AvALLOC(av); | |
6361 | if (AvARRAY(av) != ary) { | |
6362 | AvMAX(av) += AvARRAY(av) - AvALLOC(av); | |
6363 | SvPVX(av) = (char*)ary; | |
6364 | } | |
6365 | if (items >= AvMAX(av)) { | |
6366 | AvMAX(av) = items - 1; | |
6367 | Renew(ary,items+1,SV*); | |
6368 | AvALLOC(av) = ary; | |
6369 | SvPVX(av) = (char*)ary; | |
6370 | } | |
6371 | } | |
6372 | Copy(mark,AvARRAY(av),items,SV*); | |
6373 | AvFILL(av) = items - 1; | |
6374 | while (items--) { | |
6375 | if (*mark) | |
6376 | SvTEMP_off(*mark); | |
6377 | mark++; | |
6378 | } | |
6379 | } | |
6380 | RETURNOP(CvSTART(cv)); | |
6381 | } | |
6382 | } | |
6383 | else | |
6384 | label = SvPV(sv,na); | |
6385 | } | |
6386 | else if (op->op_flags & OPf_SPECIAL) { | |
79072805 LW |
6387 | if (op->op_type != OP_DUMP) |
6388 | DIE("goto must have label"); | |
6389 | } | |
6390 | else | |
6391 | label = cPVOP->op_pv; | |
6392 | ||
6393 | if (label && *label) { | |
6394 | OP *gotoprobe; | |
6395 | ||
6396 | /* find label */ | |
6397 | ||
6398 | lastgotoprobe = 0; | |
6399 | *enterops = 0; | |
6400 | for (ix = cxstack_ix; ix >= 0; ix--) { | |
6401 | cx = &cxstack[ix]; | |
6402 | switch (cx->cx_type) { | |
6403 | case CXt_SUB: | |
6404 | gotoprobe = CvROOT(cx->blk_sub.cv); | |
6405 | break; | |
6406 | case CXt_EVAL: | |
6407 | gotoprobe = eval_root; /* XXX not good for nested eval */ | |
6408 | break; | |
6409 | case CXt_LOOP: | |
6410 | gotoprobe = cx->blk_oldcop->op_sibling; | |
6411 | break; | |
6412 | case CXt_SUBST: | |
6413 | continue; | |
6414 | case CXt_BLOCK: | |
6415 | if (ix) | |
6416 | gotoprobe = cx->blk_oldcop->op_sibling; | |
6417 | else | |
6418 | gotoprobe = main_root; | |
6419 | break; | |
6420 | default: | |
6421 | if (ix) | |
6422 | DIE("panic: goto"); | |
6423 | else | |
6424 | gotoprobe = main_root; | |
6425 | break; | |
6426 | } | |
6427 | retop = dofindlabel(gotoprobe, label, enterops); | |
6428 | if (retop) | |
6429 | break; | |
6430 | lastgotoprobe = gotoprobe; | |
6431 | } | |
6432 | if (!retop) | |
6433 | DIE("Can't find label %s", label); | |
6434 | ||
6435 | /* pop unwanted frames */ | |
6436 | ||
6437 | if (ix < cxstack_ix) { | |
6438 | I32 oldsave; | |
6439 | ||
6440 | if (ix < 0) | |
6441 | ix = 0; | |
6442 | dounwind(ix); | |
6443 | TOPBLOCK(cx); | |
6444 | oldsave = scopestack[scopestack_ix - 1]; | |
8990e307 | 6445 | LEAVE_SCOPE(oldsave); |
79072805 LW |
6446 | } |
6447 | ||
6448 | /* push wanted frames */ | |
6449 | ||
6450 | if (*enterops) { | |
6451 | OP *oldop = op; | |
6452 | for (ix = 0 + (gotoprobe == main_root); enterops[ix]; ix++) { | |
6453 | op = enterops[ix]; | |
6454 | (*op->op_ppaddr)(); | |
6455 | } | |
6456 | op = oldop; | |
6457 | } | |
6458 | } | |
6459 | ||
6460 | if (op->op_type == OP_DUMP) { | |
6461 | restartop = retop; | |
6462 | do_undump = TRUE; | |
6463 | ||
6464 | my_unexec(); | |
6465 | ||
6466 | restartop = 0; /* hmm, must be GNU unexec().. */ | |
6467 | do_undump = FALSE; | |
6468 | } | |
6469 | ||
6470 | RETURNOP(retop); | |
6471 | } | |
6472 | ||
6473 | PP(pp_exit) | |
6474 | { | |
6475 | dSP; | |
6476 | I32 anum; | |
6477 | ||
6478 | if (MAXARG < 1) | |
6479 | anum = 0; | |
6480 | else | |
463ee0b2 | 6481 | anum = SvIVx(POPs); |
79072805 LW |
6482 | my_exit(anum); |
6483 | PUSHs(&sv_undef); | |
6484 | RETURN; | |
6485 | } | |
6486 | ||
6487 | PP(pp_nswitch) | |
6488 | { | |
6489 | dSP; | |
463ee0b2 | 6490 | double value = SvNVx(GvSV(cCOP->cop_gv)); |
79072805 LW |
6491 | register I32 match = (I32)value; |
6492 | ||
6493 | if (value < 0.0) { | |
6494 | if (((double)match) > value) | |
6495 | --match; /* was fractional--truncate other way */ | |
6496 | } | |
6497 | match -= cCOP->uop.scop.scop_offset; | |
6498 | if (match < 0) | |
6499 | match = 0; | |
6500 | else if (match > cCOP->uop.scop.scop_max) | |
6501 | match = cCOP->uop.scop.scop_max; | |
6502 | op = cCOP->uop.scop.scop_next[match]; | |
6503 | RETURNOP(op); | |
6504 | } | |
6505 | ||
6506 | PP(pp_cswitch) | |
6507 | { | |
6508 | dSP; | |
6509 | register I32 match; | |
6510 | ||
6511 | if (multiline) | |
6512 | op = op->op_next; /* can't assume anything */ | |
6513 | else { | |
463ee0b2 | 6514 | match = *(SvPVx(GvSV(cCOP->cop_gv), na)) & 255; |
79072805 LW |
6515 | match -= cCOP->uop.scop.scop_offset; |
6516 | if (match < 0) | |
6517 | match = 0; | |
6518 | else if (match > cCOP->uop.scop.scop_max) | |
6519 | match = cCOP->uop.scop.scop_max; | |
6520 | op = cCOP->uop.scop.scop_next[match]; | |
6521 | } | |
6522 | RETURNOP(op); | |
6523 | } | |
6524 | ||
6525 | /* I/O. */ | |
6526 | ||
6527 | PP(pp_open) | |
6528 | { | |
6529 | dSP; dTARGET; | |
6530 | GV *gv; | |
93a17b20 | 6531 | SV *sv; |
79072805 | 6532 | char *tmps; |
463ee0b2 | 6533 | STRLEN len; |
79072805 | 6534 | |
93a17b20 LW |
6535 | if (MAXARG > 1) |
6536 | sv = POPs; | |
6537 | else | |
6538 | sv = GvSV(TOPs); | |
79072805 | 6539 | gv = (GV*)POPs; |
463ee0b2 LW |
6540 | tmps = SvPV(sv, len); |
6541 | if (do_open(gv, tmps, len)) { | |
8990e307 | 6542 | IoLINES(GvIO(gv)) = 0; |
79072805 LW |
6543 | PUSHi( (I32)forkprocess ); |
6544 | } | |
6545 | else if (forkprocess == 0) /* we are a new child */ | |
6546 | PUSHi(0); | |
6547 | else | |
6548 | RETPUSHUNDEF; | |
6549 | RETURN; | |
6550 | } | |
6551 | ||
6552 | PP(pp_close) | |
6553 | { | |
6554 | dSP; | |
6555 | GV *gv; | |
6556 | ||
6557 | if (MAXARG == 0) | |
6558 | gv = defoutgv; | |
6559 | else | |
6560 | gv = (GV*)POPs; | |
6561 | EXTEND(SP, 1); | |
6562 | PUSHs( do_close(gv, TRUE) ? &sv_yes : &sv_no ); | |
6563 | RETURN; | |
6564 | } | |
6565 | ||
6566 | PP(pp_pipe_op) | |
6567 | { | |
6568 | dSP; | |
6569 | #ifdef HAS_PIPE | |
6570 | GV *rgv; | |
6571 | GV *wgv; | |
6572 | register IO *rstio; | |
6573 | register IO *wstio; | |
6574 | int fd[2]; | |
6575 | ||
6576 | wgv = (GV*)POPs; | |
6577 | rgv = (GV*)POPs; | |
6578 | ||
6579 | if (!rgv || !wgv) | |
6580 | goto badexit; | |
6581 | ||
6582 | rstio = GvIOn(rgv); | |
6583 | wstio = GvIOn(wgv); | |
6584 | ||
8990e307 | 6585 | if (IoIFP(rstio)) |
79072805 | 6586 | do_close(rgv, FALSE); |
8990e307 | 6587 | if (IoIFP(wstio)) |
79072805 LW |
6588 | do_close(wgv, FALSE); |
6589 | ||
6590 | if (pipe(fd) < 0) | |
6591 | goto badexit; | |
6592 | ||
8990e307 LW |
6593 | IoIFP(rstio) = fdopen(fd[0], "r"); |
6594 | IoOFP(wstio) = fdopen(fd[1], "w"); | |
6595 | IoIFP(wstio) = IoOFP(wstio); | |
6596 | IoTYPE(rstio) = '<'; | |
6597 | IoTYPE(wstio) = '>'; | |
79072805 | 6598 | |
8990e307 LW |
6599 | if (!IoIFP(rstio) || !IoOFP(wstio)) { |
6600 | if (IoIFP(rstio)) fclose(IoIFP(rstio)); | |
79072805 | 6601 | else close(fd[0]); |
8990e307 | 6602 | if (IoOFP(wstio)) fclose(IoOFP(wstio)); |
79072805 LW |
6603 | else close(fd[1]); |
6604 | goto badexit; | |
6605 | } | |
6606 | ||
6607 | RETPUSHYES; | |
6608 | ||
6609 | badexit: | |
6610 | RETPUSHUNDEF; | |
6611 | #else | |
6612 | DIE(no_func, "pipe"); | |
6613 | #endif | |
6614 | } | |
6615 | ||
6616 | PP(pp_fileno) | |
6617 | { | |
6618 | dSP; dTARGET; | |
6619 | GV *gv; | |
6620 | IO *io; | |
6621 | FILE *fp; | |
6622 | if (MAXARG < 1) | |
6623 | RETPUSHUNDEF; | |
6624 | gv = (GV*)POPs; | |
8990e307 | 6625 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) |
79072805 LW |
6626 | RETPUSHUNDEF; |
6627 | PUSHi(fileno(fp)); | |
6628 | RETURN; | |
6629 | } | |
6630 | ||
6631 | PP(pp_umask) | |
6632 | { | |
6633 | dSP; dTARGET; | |
6634 | int anum; | |
6635 | ||
6636 | #ifdef HAS_UMASK | |
6637 | if (MAXARG < 1) { | |
6638 | anum = umask(0); | |
6639 | (void)umask(anum); | |
6640 | } | |
6641 | else | |
6642 | anum = umask(POPi); | |
6643 | TAINT_PROPER("umask"); | |
6644 | XPUSHi(anum); | |
6645 | #else | |
6646 | DIE(no_func, "Unsupported function umask"); | |
6647 | #endif | |
6648 | RETURN; | |
6649 | } | |
6650 | ||
6651 | PP(pp_binmode) | |
6652 | { | |
6653 | dSP; | |
6654 | GV *gv; | |
6655 | IO *io; | |
6656 | FILE *fp; | |
6657 | ||
6658 | if (MAXARG < 1) | |
6659 | RETPUSHUNDEF; | |
6660 | ||
6661 | gv = (GV*)POPs; | |
6662 | ||
6663 | EXTEND(SP, 1); | |
8990e307 | 6664 | if (!gv || !(io = GvIO(gv)) || !(fp = IoIFP(io))) |
79072805 LW |
6665 | RETSETUNDEF; |
6666 | ||
6667 | #ifdef DOSISH | |
6668 | #ifdef atarist | |
6669 | if (!fflush(fp) && (fp->_flag |= _IOBIN)) | |
6670 | RETPUSHYES; | |
6671 | else | |
6672 | RETPUSHUNDEF; | |
6673 | #else | |
6674 | if (setmode(fileno(fp), OP_BINARY) != -1) | |
6675 | RETPUSHYES; | |
6676 | else | |
6677 | RETPUSHUNDEF; | |
6678 | #endif | |
6679 | #else | |
6680 | RETPUSHYES; | |
6681 | #endif | |
6682 | } | |
6683 | ||
463ee0b2 LW |
6684 | PP(pp_tie) |
6685 | { | |
6686 | dSP; | |
6687 | SV *varsv; | |
6688 | HV* stash; | |
6689 | GV *gv; | |
6690 | BINOP myop; | |
6691 | SV *sv; | |
6692 | SV **mark = stack_base + *markstack_ptr + 1; /* reuse in entersubr */ | |
6693 | ||
6694 | varsv = mark[0]; | |
6695 | ||
6696 | stash = fetch_stash(mark[1], FALSE); | |
6697 | if (!stash || !(gv = gv_fetchmethod(stash, "new")) || !GvCV(gv)) | |
6698 | DIE("Can't tie to package %s", SvPV(mark[1],na)); | |
6699 | ||
6700 | Zero(&myop, 1, BINOP); | |
6701 | myop.op_last = (OP *) &myop; | |
6702 | myop.op_next = Nullop; | |
6703 | myop.op_flags = OPf_STACKED; | |
6704 | ||
6705 | ENTER; | |
6706 | SAVESPTR(op); | |
6707 | op = (OP *) &myop; | |
6708 | ||
6709 | mark[0] = gv; | |
6710 | PUTBACK; | |
6711 | ||
6712 | if (op = pp_entersubr()) | |
6713 | run(); | |
6714 | SPAGAIN; | |
6715 | ||
6716 | sv = TOPs; | |
6717 | if (SvTYPE(varsv) == SVt_PVHV || SvTYPE(varsv) == SVt_PVAV) | |
6718 | sv_magic(varsv, sv, 'P', 0, 0); | |
6719 | else | |
6720 | sv_magic(varsv, sv, 'p', 0, -1); | |
6721 | LEAVE; | |
6722 | SPAGAIN; | |
6723 | RETURN; | |
6724 | } | |
6725 | ||
6726 | PP(pp_untie) | |
6727 | { | |
6728 | dSP; | |
6729 | if (SvTYPE(TOPs) == SVt_PVHV || SvTYPE(TOPs) == SVt_PVAV) | |
6730 | sv_unmagic(TOPs, 'P'); | |
6731 | else | |
6732 | sv_unmagic(TOPs, 'p'); | |
6733 | RETSETYES; | |
6734 | } | |
6735 | ||
79072805 LW |
6736 | PP(pp_dbmopen) |
6737 | { | |
463ee0b2 | 6738 | dSP; |
79072805 LW |
6739 | HV *hv; |
6740 | dPOPPOPssrl; | |
463ee0b2 LW |
6741 | HV* stash; |
6742 | GV *gv; | |
6743 | BINOP myop; | |
6744 | SV *sv; | |
79072805 LW |
6745 | |
6746 | hv = (HV*)POPs; | |
463ee0b2 LW |
6747 | |
6748 | sv = sv_mortalcopy(&sv_no); | |
6749 | sv_setpv(sv, "Any_DBM_File"); | |
6750 | stash = fetch_stash(sv, FALSE); | |
6751 | if (!stash || !(gv = gv_fetchmethod(stash, "new")) || !GvCV(gv)) | |
6752 | DIE("No dbm on this machine"); | |
6753 | ||
6754 | Zero(&myop, 1, BINOP); | |
6755 | myop.op_last = (OP *) &myop; | |
6756 | myop.op_next = Nullop; | |
6757 | myop.op_flags = OPf_STACKED; | |
6758 | ||
6759 | ENTER; | |
6760 | SAVESPTR(op); | |
6761 | op = (OP *) &myop; | |
6762 | PUTBACK; | |
6763 | pp_pushmark(); | |
6764 | ||
6765 | EXTEND(sp, 5); | |
6766 | PUSHs(gv); | |
6767 | PUSHs(sv); | |
6768 | PUSHs(lstr); | |
6769 | if (SvIV(rstr)) | |
6770 | PUSHs(sv_2mortal(newSViv(O_RDWR|O_CREAT))); | |
79072805 | 6771 | else |
463ee0b2 LW |
6772 | PUSHs(sv_2mortal(newSViv(O_RDWR))); |
6773 | PUSHs(rstr); | |
6774 | PUTBACK; | |
6775 | ||
6776 | if (op = pp_entersubr()) | |
6777 | run(); | |
6778 | LEAVE; | |
6779 | SPAGAIN; | |
6780 | ||
6781 | sv = TOPs; | |
6782 | sv_magic((SV*)hv, sv, 'P', 0, 0); | |
79072805 LW |
6783 | RETURN; |
6784 | } | |
6785 | ||
6786 | PP(pp_dbmclose) | |
6787 | { | |
463ee0b2 | 6788 | return pp_untie(ARGS); |
79072805 LW |
6789 | } |
6790 | ||
6791 | PP(pp_sselect) | |
6792 | { | |
6793 | dSP; dTARGET; | |
6794 | #ifdef HAS_SELECT | |
6795 | register I32 i; | |
6796 | register I32 j; | |
6797 | register char *s; | |
6798 | register SV *sv; | |
6799 | double value; | |
6800 | I32 maxlen = 0; | |
6801 | I32 nfound; | |
6802 | struct timeval timebuf; | |
6803 | struct timeval *tbuf = &timebuf; | |
6804 | I32 growsize; | |
6805 | char *fd_sets[4]; | |
6806 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
6807 | I32 masksize; | |
6808 | I32 offset; | |
6809 | I32 k; | |
6810 | ||
6811 | # if BYTEORDER & 0xf0000 | |
6812 | # define ORDERBYTE (0x88888888 - BYTEORDER) | |
6813 | # else | |
6814 | # define ORDERBYTE (0x4444 - BYTEORDER) | |
6815 | # endif | |
6816 | ||
6817 | #endif | |
6818 | ||
6819 | SP -= 4; | |
6820 | for (i = 1; i <= 3; i++) { | |
6821 | if (!SvPOK(SP[i])) | |
6822 | continue; | |
6823 | j = SvCUR(SP[i]); | |
6824 | if (maxlen < j) | |
6825 | maxlen = j; | |
6826 | } | |
6827 | ||
6828 | #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678 | |
6829 | growsize = maxlen; /* little endians can use vecs directly */ | |
6830 | #else | |
6831 | #ifdef NFDBITS | |
6832 | ||
6833 | #ifndef NBBY | |
6834 | #define NBBY 8 | |
6835 | #endif | |
6836 | ||
6837 | masksize = NFDBITS / NBBY; | |
6838 | #else | |
6839 | masksize = sizeof(long); /* documented int, everyone seems to use long */ | |
6840 | #endif | |
6841 | growsize = maxlen + (masksize - (maxlen % masksize)); | |
6842 | Zero(&fd_sets[0], 4, char*); | |
6843 | #endif | |
6844 | ||
6845 | sv = SP[4]; | |
6846 | if (SvOK(sv)) { | |
463ee0b2 | 6847 | value = SvNV(sv); |
79072805 LW |
6848 | if (value < 0.0) |
6849 | value = 0.0; | |
6850 | timebuf.tv_sec = (long)value; | |
6851 | value -= (double)timebuf.tv_sec; | |
6852 | timebuf.tv_usec = (long)(value * 1000000.0); | |
6853 | } | |
6854 | else | |
6855 | tbuf = Null(struct timeval*); | |
6856 | ||
6857 | for (i = 1; i <= 3; i++) { | |
6858 | sv = SP[i]; | |
6859 | if (!SvPOK(sv)) { | |
6860 | fd_sets[i] = 0; | |
6861 | continue; | |
6862 | } | |
6863 | j = SvLEN(sv); | |
6864 | if (j < growsize) { | |
6865 | Sv_Grow(sv, growsize); | |
463ee0b2 | 6866 | s = SvPV(sv, na) + j; |
79072805 LW |
6867 | while (++j <= growsize) { |
6868 | *s++ = '\0'; | |
6869 | } | |
6870 | } | |
6871 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
463ee0b2 | 6872 | s = SvPVX(sv); |
79072805 LW |
6873 | New(403, fd_sets[i], growsize, char); |
6874 | for (offset = 0; offset < growsize; offset += masksize) { | |
6875 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
6876 | fd_sets[i][j+offset] = s[(k % masksize) + offset]; | |
6877 | } | |
6878 | #else | |
463ee0b2 | 6879 | fd_sets[i] = SvPVX(sv); |
79072805 LW |
6880 | #endif |
6881 | } | |
6882 | ||
6883 | nfound = select( | |
6884 | maxlen * 8, | |
6885 | fd_sets[1], | |
6886 | fd_sets[2], | |
6887 | fd_sets[3], | |
6888 | tbuf); | |
6889 | #if BYTEORDER != 0x1234 && BYTEORDER != 0x12345678 | |
6890 | for (i = 1; i <= 3; i++) { | |
6891 | if (fd_sets[i]) { | |
6892 | sv = SP[i]; | |
463ee0b2 | 6893 | s = SvPVX(sv); |
79072805 LW |
6894 | for (offset = 0; offset < growsize; offset += masksize) { |
6895 | for (j = 0, k=ORDERBYTE; j < masksize; j++, (k >>= 4)) | |
6896 | s[(k % masksize) + offset] = fd_sets[i][j+offset]; | |
6897 | } | |
6898 | Safefree(fd_sets[i]); | |
6899 | } | |
6900 | } | |
6901 | #endif | |
6902 | ||
6903 | PUSHi(nfound); | |
6904 | if (GIMME == G_ARRAY && tbuf) { | |
6905 | value = (double)(timebuf.tv_sec) + | |
6906 | (double)(timebuf.tv_usec) / 1000000.0; | |
6907 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
6908 | sv_setnv(sv, value); | |
6909 | } | |
6910 | RETURN; | |
6911 | #else | |
6912 | DIE("select not implemented"); | |
6913 | #endif | |
6914 | } | |
6915 | ||
6916 | PP(pp_select) | |
6917 | { | |
6918 | dSP; dTARGET; | |
6919 | GV *oldgv = defoutgv; | |
6920 | if (op->op_private > 0) { | |
6921 | defoutgv = (GV*)POPs; | |
6922 | if (!GvIO(defoutgv)) | |
6923 | GvIO(defoutgv) = newIO(); | |
6924 | curoutgv = defoutgv; | |
6925 | } | |
6926 | gv_efullname(TARG, oldgv); | |
6927 | XPUSHTARG; | |
6928 | RETURN; | |
6929 | } | |
6930 | ||
6931 | PP(pp_getc) | |
6932 | { | |
6933 | dSP; dTARGET; | |
6934 | GV *gv; | |
6935 | ||
6936 | if (MAXARG <= 0) | |
6937 | gv = stdingv; | |
6938 | else | |
6939 | gv = (GV*)POPs; | |
6940 | if (!gv) | |
6941 | gv = argvgv; | |
6942 | if (!gv || do_eof(gv)) /* make sure we have fp with something */ | |
6943 | RETPUSHUNDEF; | |
6944 | TAINT_IF(1); | |
6945 | sv_setpv(TARG, " "); | |
8990e307 | 6946 | *SvPVX(TARG) = getc(IoIFP(GvIO(gv))); /* should never be EOF */ |
79072805 LW |
6947 | PUSHTARG; |
6948 | RETURN; | |
6949 | } | |
6950 | ||
6951 | PP(pp_read) | |
6952 | { | |
6953 | return pp_sysread(ARGS); | |
6954 | } | |
6955 | ||
6956 | static OP * | |
6957 | doform(cv,gv,retop) | |
6958 | CV *cv; | |
6959 | GV *gv; | |
6960 | OP *retop; | |
6961 | { | |
6962 | register CONTEXT *cx; | |
6963 | I32 gimme = GIMME; | |
6964 | ENTER; | |
6965 | SAVETMPS; | |
6966 | ||
6967 | push_return(retop); | |
6968 | PUSHBLOCK(cx, CXt_SUB, stack_sp); | |
6969 | PUSHFORMAT(cx); | |
6970 | defoutgv = gv; /* locally select filehandle so $% et al work */ | |
6971 | return CvSTART(cv); | |
6972 | } | |
6973 | ||
6974 | PP(pp_enterwrite) | |
6975 | { | |
6976 | dSP; | |
6977 | register GV *gv; | |
6978 | register IO *io; | |
6979 | GV *fgv; | |
6980 | FILE *fp; | |
6981 | CV *cv; | |
6982 | ||
6983 | if (MAXARG == 0) | |
6984 | gv = defoutgv; | |
6985 | else { | |
6986 | gv = (GV*)POPs; | |
6987 | if (!gv) | |
6988 | gv = defoutgv; | |
6989 | } | |
6990 | EXTEND(SP, 1); | |
6991 | io = GvIO(gv); | |
6992 | if (!io) { | |
6993 | RETPUSHNO; | |
6994 | } | |
6995 | curoutgv = gv; | |
8990e307 LW |
6996 | if (IoFMT_GV(io)) |
6997 | fgv = IoFMT_GV(io); | |
79072805 LW |
6998 | else |
6999 | fgv = gv; | |
7000 | ||
7001 | cv = GvFORM(fgv); | |
7002 | ||
7003 | if (!cv) { | |
7004 | if (fgv) { | |
8990e307 | 7005 | SV *tmpstr = sv_newmortal(); |
79072805 | 7006 | gv_efullname(tmpstr, gv); |
463ee0b2 | 7007 | DIE("Undefined format \"%s\" called",SvPVX(tmpstr)); |
79072805 LW |
7008 | } |
7009 | DIE("Not a format reference"); | |
7010 | } | |
7011 | ||
7012 | return doform(cv,gv,op->op_next); | |
7013 | } | |
7014 | ||
7015 | PP(pp_leavewrite) | |
7016 | { | |
7017 | dSP; | |
7018 | GV *gv = cxstack[cxstack_ix].blk_sub.gv; | |
7019 | register IO *io = GvIO(gv); | |
8990e307 | 7020 | FILE *ofp = IoOFP(io); |
79072805 LW |
7021 | FILE *fp; |
7022 | SV **mark; | |
7023 | SV **newsp; | |
7024 | I32 gimme; | |
7025 | register CONTEXT *cx; | |
7026 | ||
7027 | DEBUG_f(fprintf(stderr,"left=%ld, todo=%ld\n", | |
8990e307 LW |
7028 | (long)IoLINES_LEFT(io), (long)FmLINES(formtarget))); |
7029 | if (IoLINES_LEFT(io) < FmLINES(formtarget) && | |
79072805 LW |
7030 | formtarget != toptarget) |
7031 | { | |
8990e307 | 7032 | if (!IoTOP_GV(io)) { |
79072805 LW |
7033 | GV *topgv; |
7034 | char tmpbuf[256]; | |
7035 | ||
8990e307 LW |
7036 | if (!IoTOP_NAME(io)) { |
7037 | if (!IoFMT_NAME(io)) | |
7038 | IoFMT_NAME(io) = savestr(GvNAME(gv)); | |
7039 | sprintf(tmpbuf, "%s_TOP", IoFMT_NAME(io)); | |
79072805 LW |
7040 | topgv = gv_fetchpv(tmpbuf,FALSE); |
7041 | if (topgv && GvFORM(topgv)) | |
8990e307 | 7042 | IoTOP_NAME(io) = savestr(tmpbuf); |
79072805 | 7043 | else |
8990e307 | 7044 | IoTOP_NAME(io) = savestr("top"); |
79072805 | 7045 | } |
8990e307 | 7046 | topgv = gv_fetchpv(IoTOP_NAME(io),FALSE); |
79072805 | 7047 | if (!topgv || !GvFORM(topgv)) { |
8990e307 | 7048 | IoLINES_LEFT(io) = 100000000; |
79072805 LW |
7049 | goto forget_top; |
7050 | } | |
8990e307 | 7051 | IoTOP_GV(io) = topgv; |
79072805 | 7052 | } |
8990e307 | 7053 | if (IoLINES_LEFT(io) >= 0 && IoPAGE(io) > 0) |
463ee0b2 | 7054 | fwrite(SvPVX(formfeed), SvCUR(formfeed), 1, ofp); |
8990e307 LW |
7055 | IoLINES_LEFT(io) = IoPAGE_LEN(io); |
7056 | IoPAGE(io)++; | |
79072805 | 7057 | formtarget = toptarget; |
8990e307 | 7058 | return doform(GvFORM(IoTOP_GV(io)),gv,op); |
79072805 LW |
7059 | } |
7060 | ||
7061 | forget_top: | |
7062 | POPBLOCK(cx); | |
7063 | POPFORMAT(cx); | |
7064 | LEAVE; | |
7065 | ||
8990e307 | 7066 | fp = IoOFP(io); |
79072805 LW |
7067 | if (!fp) { |
7068 | if (dowarn) { | |
8990e307 | 7069 | if (IoIFP(io)) |
79072805 LW |
7070 | warn("Filehandle only opened for input"); |
7071 | else | |
7072 | warn("Write on closed filehandle"); | |
7073 | } | |
7074 | PUSHs(&sv_no); | |
7075 | } | |
7076 | else { | |
8990e307 | 7077 | if ((IoLINES_LEFT(io) -= FmLINES(formtarget)) < 0) { |
79072805 LW |
7078 | if (dowarn) |
7079 | warn("page overflow"); | |
7080 | } | |
463ee0b2 | 7081 | if (!fwrite(SvPVX(formtarget), 1, SvCUR(formtarget), ofp) || |
79072805 LW |
7082 | ferror(fp)) |
7083 | PUSHs(&sv_no); | |
7084 | else { | |
7085 | FmLINES(formtarget) = 0; | |
7086 | SvCUR_set(formtarget, 0); | |
8990e307 | 7087 | if (IoFLAGS(io) & IOf_FLUSH) |
79072805 LW |
7088 | (void)fflush(fp); |
7089 | PUSHs(&sv_yes); | |
7090 | } | |
7091 | } | |
7092 | formtarget = bodytarget; | |
7093 | PUTBACK; | |
7094 | return pop_return(); | |
7095 | } | |
7096 | ||
7097 | PP(pp_prtf) | |
7098 | { | |
7099 | dSP; dMARK; dORIGMARK; | |
7100 | GV *gv; | |
7101 | IO *io; | |
7102 | FILE *fp; | |
7103 | SV *sv = NEWSV(0,0); | |
7104 | ||
7105 | if (op->op_flags & OPf_STACKED) | |
7106 | gv = (GV*)*++MARK; | |
7107 | else | |
7108 | gv = defoutgv; | |
7109 | if (!(io = GvIO(gv))) { | |
7110 | if (dowarn) | |
7111 | warn("Filehandle never opened"); | |
7112 | errno = EBADF; | |
7113 | goto just_say_no; | |
7114 | } | |
8990e307 | 7115 | else if (!(fp = IoOFP(io))) { |
79072805 | 7116 | if (dowarn) { |
8990e307 | 7117 | if (IoIFP(io)) |
79072805 LW |
7118 | warn("Filehandle opened only for input"); |
7119 | else | |
7120 | warn("printf on closed filehandle"); | |
7121 | } | |
7122 | errno = EBADF; | |
7123 | goto just_say_no; | |
7124 | } | |
7125 | else { | |
7126 | do_sprintf(sv, SP - MARK, MARK + 1); | |
7127 | if (!do_print(sv, fp)) | |
7128 | goto just_say_no; | |
7129 | ||
8990e307 | 7130 | if (IoFLAGS(io) & IOf_FLUSH) |
79072805 LW |
7131 | if (fflush(fp) == EOF) |
7132 | goto just_say_no; | |
7133 | } | |
8990e307 | 7134 | SvREFCNT_dec(sv); |
79072805 LW |
7135 | SP = ORIGMARK; |
7136 | PUSHs(&sv_yes); | |
7137 | RETURN; | |
7138 | ||
7139 | just_say_no: | |
8990e307 | 7140 | SvREFCNT_dec(sv); |
79072805 LW |
7141 | SP = ORIGMARK; |
7142 | PUSHs(&sv_undef); | |
7143 | RETURN; | |
7144 | } | |
7145 | ||
7146 | PP(pp_print) | |
7147 | { | |
7148 | dSP; dMARK; dORIGMARK; | |
7149 | GV *gv; | |
7150 | IO *io; | |
7151 | register FILE *fp; | |
7152 | ||
7153 | if (op->op_flags & OPf_STACKED) | |
7154 | gv = (GV*)*++MARK; | |
7155 | else | |
7156 | gv = defoutgv; | |
7157 | if (!(io = GvIO(gv))) { | |
7158 | if (dowarn) | |
7159 | warn("Filehandle never opened"); | |
7160 | errno = EBADF; | |
7161 | goto just_say_no; | |
7162 | } | |
8990e307 | 7163 | else if (!(fp = IoOFP(io))) { |
79072805 | 7164 | if (dowarn) { |
8990e307 | 7165 | if (IoIFP(io)) |
79072805 LW |
7166 | warn("Filehandle opened only for input"); |
7167 | else | |
7168 | warn("print on closed filehandle"); | |
7169 | } | |
7170 | errno = EBADF; | |
7171 | goto just_say_no; | |
7172 | } | |
7173 | else { | |
7174 | MARK++; | |
7175 | if (ofslen) { | |
7176 | while (MARK <= SP) { | |
7177 | if (!do_print(*MARK, fp)) | |
7178 | break; | |
7179 | MARK++; | |
7180 | if (MARK <= SP) { | |
7181 | if (fwrite(ofs, 1, ofslen, fp) == 0 || ferror(fp)) { | |
7182 | MARK--; | |
7183 | break; | |
7184 | } | |
7185 | } | |
7186 | } | |
7187 | } | |
7188 | else { | |
7189 | while (MARK <= SP) { | |
7190 | if (!do_print(*MARK, fp)) | |
7191 | break; | |
7192 | MARK++; | |
7193 | } | |
7194 | } | |
7195 | if (MARK <= SP) | |
7196 | goto just_say_no; | |
7197 | else { | |
7198 | if (orslen) | |
7199 | if (fwrite(ors, 1, orslen, fp) == 0 || ferror(fp)) | |
7200 | goto just_say_no; | |
7201 | ||
8990e307 | 7202 | if (IoFLAGS(io) & IOf_FLUSH) |
79072805 LW |
7203 | if (fflush(fp) == EOF) |
7204 | goto just_say_no; | |
7205 | } | |
7206 | } | |
7207 | SP = ORIGMARK; | |
7208 | PUSHs(&sv_yes); | |
7209 | RETURN; | |
7210 | ||
7211 | just_say_no: | |
7212 | SP = ORIGMARK; | |
7213 | PUSHs(&sv_undef); | |
7214 | RETURN; | |
7215 | } | |
7216 | ||
7217 | PP(pp_sysread) | |
7218 | { | |
7219 | dSP; dMARK; dORIGMARK; dTARGET; | |
7220 | int offset; | |
7221 | GV *gv; | |
7222 | IO *io; | |
7223 | char *buffer; | |
7224 | int length; | |
7225 | int bufsize; | |
7226 | SV *bufstr; | |
463ee0b2 | 7227 | STRLEN blen; |
79072805 LW |
7228 | |
7229 | gv = (GV*)*++MARK; | |
7230 | if (!gv) | |
7231 | goto say_undef; | |
7232 | bufstr = *++MARK; | |
463ee0b2 LW |
7233 | buffer = SvPV(bufstr, blen); |
7234 | length = SvIVx(*++MARK); | |
ed6116ce | 7235 | if (SvTHINKFIRST(bufstr)) { |
8990e307 | 7236 | if (SvREADONLY(bufstr) && curcop != &compiling) |
ed6116ce LW |
7237 | DIE(no_modify); |
7238 | if (SvROK(bufstr)) | |
7239 | sv_unref(bufstr); | |
7240 | } | |
79072805 LW |
7241 | errno = 0; |
7242 | if (MARK < SP) | |
463ee0b2 | 7243 | offset = SvIVx(*++MARK); |
79072805 LW |
7244 | else |
7245 | offset = 0; | |
7246 | if (MARK < SP) | |
7247 | warn("Too many args on read"); | |
7248 | io = GvIO(gv); | |
8990e307 | 7249 | if (!io || !IoIFP(io)) |
79072805 LW |
7250 | goto say_undef; |
7251 | #ifdef HAS_SOCKET | |
7252 | if (op->op_type == OP_RECV) { | |
7253 | bufsize = sizeof buf; | |
463ee0b2 | 7254 | SvGROW(bufstr, length+1), (buffer = SvPV(bufstr, blen)); /* sneaky */ |
8990e307 | 7255 | length = recvfrom(fileno(IoIFP(io)), buffer, length, offset, |
79072805 LW |
7256 | buf, &bufsize); |
7257 | if (length < 0) | |
7258 | RETPUSHUNDEF; | |
7259 | SvCUR_set(bufstr, length); | |
7260 | *SvEND(bufstr) = '\0'; | |
463ee0b2 | 7261 | SvPOK_only(bufstr); |
79072805 LW |
7262 | SP = ORIGMARK; |
7263 | sv_setpvn(TARG, buf, bufsize); | |
7264 | PUSHs(TARG); | |
7265 | RETURN; | |
7266 | } | |
7267 | #else | |
7268 | if (op->op_type == OP_RECV) | |
7269 | DIE(no_sock_func, "recv"); | |
7270 | #endif | |
463ee0b2 | 7271 | SvGROW(bufstr, length+offset+1), (buffer = SvPV(bufstr, blen)); /* sneaky */ |
79072805 | 7272 | if (op->op_type == OP_SYSREAD) { |
8990e307 | 7273 | length = read(fileno(IoIFP(io)), buffer+offset, length); |
79072805 LW |
7274 | } |
7275 | else | |
7276 | #ifdef HAS_SOCKET | |
8990e307 | 7277 | if (IoTYPE(io) == 's') { |
79072805 | 7278 | bufsize = sizeof buf; |
8990e307 | 7279 | length = recvfrom(fileno(IoIFP(io)), buffer+offset, length, 0, |
79072805 LW |
7280 | buf, &bufsize); |
7281 | } | |
7282 | else | |
7283 | #endif | |
8990e307 | 7284 | length = fread(buffer+offset, 1, length, IoIFP(io)); |
79072805 LW |
7285 | if (length < 0) |
7286 | goto say_undef; | |
7287 | SvCUR_set(bufstr, length+offset); | |
7288 | *SvEND(bufstr) = '\0'; | |
463ee0b2 | 7289 | SvPOK_only(bufstr); |
79072805 LW |
7290 | SP = ORIGMARK; |
7291 | PUSHi(length); | |
7292 | RETURN; | |
7293 | ||
7294 | say_undef: | |
7295 | SP = ORIGMARK; | |
7296 | RETPUSHUNDEF; | |
7297 | } | |
7298 | ||
7299 | PP(pp_syswrite) | |
7300 | { | |
7301 | return pp_send(ARGS); | |
7302 | } | |
7303 | ||
7304 | PP(pp_send) | |
7305 | { | |
7306 | dSP; dMARK; dORIGMARK; dTARGET; | |
7307 | GV *gv; | |
7308 | IO *io; | |
7309 | int offset; | |
7310 | SV *bufstr; | |
7311 | char *buffer; | |
7312 | int length; | |
463ee0b2 | 7313 | STRLEN blen; |
79072805 LW |
7314 | |
7315 | gv = (GV*)*++MARK; | |
7316 | if (!gv) | |
7317 | goto say_undef; | |
7318 | bufstr = *++MARK; | |
463ee0b2 LW |
7319 | buffer = SvPV(bufstr, blen); |
7320 | length = SvIVx(*++MARK); | |
79072805 LW |
7321 | errno = 0; |
7322 | io = GvIO(gv); | |
8990e307 | 7323 | if (!io || !IoIFP(io)) { |
79072805 LW |
7324 | length = -1; |
7325 | if (dowarn) { | |
7326 | if (op->op_type == OP_SYSWRITE) | |
7327 | warn("Syswrite on closed filehandle"); | |
7328 | else | |
7329 | warn("Send on closed socket"); | |
7330 | } | |
7331 | } | |
7332 | else if (op->op_type == OP_SYSWRITE) { | |
7333 | if (MARK < SP) | |
463ee0b2 | 7334 | offset = SvIVx(*++MARK); |
79072805 LW |
7335 | else |
7336 | offset = 0; | |
7337 | if (MARK < SP) | |
7338 | warn("Too many args on syswrite"); | |
8990e307 | 7339 | length = write(fileno(IoIFP(io)), buffer+offset, length); |
79072805 LW |
7340 | } |
7341 | #ifdef HAS_SOCKET | |
7342 | else if (SP >= MARK) { | |
463ee0b2 | 7343 | STRLEN mlen; |
79072805 LW |
7344 | if (SP > MARK) |
7345 | warn("Too many args on send"); | |
463ee0b2 | 7346 | buffer = SvPVx(*++MARK, mlen); |
8990e307 | 7347 | length = sendto(fileno(IoIFP(io)), buffer, blen, length, buffer, mlen); |
79072805 LW |
7348 | } |
7349 | else | |
8990e307 | 7350 | length = send(fileno(IoIFP(io)), buffer, blen, length); |
79072805 LW |
7351 | #else |
7352 | else | |
7353 | DIE(no_sock_func, "send"); | |
7354 | #endif | |
7355 | if (length < 0) | |
7356 | goto say_undef; | |
7357 | SP = ORIGMARK; | |
7358 | PUSHi(length); | |
7359 | RETURN; | |
7360 | ||
7361 | say_undef: | |
7362 | SP = ORIGMARK; | |
7363 | RETPUSHUNDEF; | |
7364 | } | |
7365 | ||
7366 | PP(pp_recv) | |
7367 | { | |
7368 | return pp_sysread(ARGS); | |
7369 | } | |
7370 | ||
7371 | PP(pp_eof) | |
7372 | { | |
7373 | dSP; | |
7374 | GV *gv; | |
7375 | ||
7376 | if (MAXARG <= 0) | |
7377 | gv = last_in_gv; | |
7378 | else | |
7379 | gv = (GV*)POPs; | |
8990e307 | 7380 | PUSHs(!gv || do_eof(gv) ? &sv_yes : &sv_no); |
79072805 LW |
7381 | RETURN; |
7382 | } | |
7383 | ||
7384 | PP(pp_tell) | |
7385 | { | |
7386 | dSP; dTARGET; | |
7387 | GV *gv; | |
7388 | ||
7389 | if (MAXARG <= 0) | |
7390 | gv = last_in_gv; | |
7391 | else | |
7392 | gv = (GV*)POPs; | |
7393 | PUSHi( do_tell(gv) ); | |
7394 | RETURN; | |
7395 | } | |
7396 | ||
7397 | PP(pp_seek) | |
7398 | { | |
7399 | dSP; | |
7400 | GV *gv; | |
7401 | int whence = POPi; | |
7402 | long offset = POPl; | |
7403 | ||
7404 | gv = (GV*)POPs; | |
7405 | PUSHs( do_seek(gv, offset, whence) ? &sv_yes : &sv_no ); | |
7406 | RETURN; | |
7407 | } | |
7408 | ||
7409 | PP(pp_truncate) | |
7410 | { | |
7411 | dSP; | |
7412 | off_t len = (off_t)POPn; | |
7413 | int result = 1; | |
7414 | GV *tmpgv; | |
7415 | ||
7416 | errno = 0; | |
7417 | #if defined(HAS_TRUNCATE) || defined(HAS_CHSIZE) | |
7418 | #ifdef HAS_TRUNCATE | |
7419 | if (op->op_flags & OPf_SPECIAL) { | |
7420 | tmpgv = gv_fetchpv(POPp,FALSE); | |
8990e307 LW |
7421 | if (!tmpgv || !GvIO(tmpgv) || !IoIFP(GvIO(tmpgv)) || |
7422 | ftruncate(fileno(IoIFP(GvIO(tmpgv))), len) < 0) | |
79072805 LW |
7423 | result = 0; |
7424 | } | |
7425 | else if (truncate(POPp, len) < 0) | |
7426 | result = 0; | |
7427 | #else | |
7428 | if (op->op_flags & OPf_SPECIAL) { | |
7429 | tmpgv = gv_fetchpv(POPp,FALSE); | |
8990e307 LW |
7430 | if (!tmpgv || !GvIO(tmpgv) || !IoIFP(GvIO(tmpgv)) || |
7431 | chsize(fileno(IoIFP(GvIO(tmpgv))), len) < 0) | |
79072805 LW |
7432 | result = 0; |
7433 | } | |
7434 | else { | |
7435 | int tmpfd; | |
7436 | ||
7437 | if ((tmpfd = open(POPp, 0)) < 0) | |
7438 | result = 0; | |
7439 | else { | |
7440 | if (chsize(tmpfd, len) < 0) | |
7441 | result = 0; | |
7442 | close(tmpfd); | |
7443 | } | |
7444 | } | |
7445 | #endif | |
7446 | ||
7447 | if (result) | |
7448 | RETPUSHYES; | |
7449 | if (!errno) | |
7450 | errno = EBADF; | |
7451 | RETPUSHUNDEF; | |
7452 | #else | |
7453 | DIE("truncate not implemented"); | |
7454 | #endif | |
7455 | } | |
7456 | ||
7457 | PP(pp_fcntl) | |
7458 | { | |
7459 | return pp_ioctl(ARGS); | |
7460 | } | |
7461 | ||
7462 | PP(pp_ioctl) | |
7463 | { | |
7464 | dSP; dTARGET; | |
7465 | SV *argstr = POPs; | |
7466 | unsigned int func = U_I(POPn); | |
7467 | int optype = op->op_type; | |
7468 | char *s; | |
7469 | int retval; | |
7470 | GV *gv = (GV*)POPs; | |
7471 | IO *io = GvIOn(gv); | |
7472 | ||
8990e307 | 7473 | if (!io || !argstr || !IoIFP(io)) { |
79072805 LW |
7474 | errno = EBADF; /* well, sort of... */ |
7475 | RETPUSHUNDEF; | |
7476 | } | |
7477 | ||
7478 | if (SvPOK(argstr) || !SvNIOK(argstr)) { | |
8990e307 | 7479 | STRLEN len = 0; |
79072805 | 7480 | if (!SvPOK(argstr)) |
463ee0b2 | 7481 | s = SvPV(argstr, len); |
79072805 | 7482 | retval = IOCPARM_LEN(func); |
463ee0b2 | 7483 | if (len < retval) { |
79072805 LW |
7484 | Sv_Grow(argstr, retval+1); |
7485 | SvCUR_set(argstr, retval); | |
7486 | } | |
7487 | ||
463ee0b2 | 7488 | s = SvPVX(argstr); |
79072805 LW |
7489 | s[SvCUR(argstr)] = 17; /* a little sanity check here */ |
7490 | } | |
7491 | else { | |
463ee0b2 | 7492 | retval = SvIV(argstr); |
79072805 LW |
7493 | #ifdef DOSISH |
7494 | s = (char*)(long)retval; /* ouch */ | |
7495 | #else | |
7496 | s = (char*)retval; /* ouch */ | |
7497 | #endif | |
7498 | } | |
7499 | ||
463ee0b2 LW |
7500 | TAINT_PROPER(optype == OP_IOCTL ? "ioctl" : "fcntl"); |
7501 | ||
79072805 | 7502 | if (optype == OP_IOCTL) |
8990e307 | 7503 | retval = ioctl(fileno(IoIFP(io)), func, s); |
79072805 LW |
7504 | else |
7505 | #ifdef DOSISH | |
7506 | DIE("fcntl is not implemented"); | |
7507 | #else | |
7508 | # ifdef HAS_FCNTL | |
8990e307 | 7509 | retval = fcntl(fileno(IoIFP(io)), func, s); |
79072805 LW |
7510 | # else |
7511 | DIE("fcntl is not implemented"); | |
7512 | # endif | |
7513 | #endif | |
7514 | ||
7515 | if (SvPOK(argstr)) { | |
7516 | if (s[SvCUR(argstr)] != 17) | |
ed6116ce LW |
7517 | DIE("Possible memory corruption: %s overflowed 3rd argument", |
7518 | op_name[optype]); | |
79072805 LW |
7519 | s[SvCUR(argstr)] = 0; /* put our null back */ |
7520 | } | |
7521 | ||
7522 | if (retval == -1) | |
7523 | RETPUSHUNDEF; | |
7524 | if (retval != 0) { | |
7525 | PUSHi(retval); | |
7526 | } | |
7527 | else { | |
7528 | PUSHp("0 but true", 10); | |
7529 | } | |
7530 | RETURN; | |
7531 | } | |
7532 | ||
7533 | PP(pp_flock) | |
7534 | { | |
7535 | dSP; dTARGET; | |
7536 | I32 value; | |
7537 | int argtype; | |
7538 | GV *gv; | |
7539 | FILE *fp; | |
7540 | #ifdef HAS_FLOCK | |
7541 | argtype = POPi; | |
7542 | if (MAXARG <= 0) | |
7543 | gv = last_in_gv; | |
7544 | else | |
7545 | gv = (GV*)POPs; | |
7546 | if (gv && GvIO(gv)) | |
8990e307 | 7547 | fp = IoIFP(GvIO(gv)); |
79072805 LW |
7548 | else |
7549 | fp = Nullfp; | |
7550 | if (fp) { | |
7551 | value = (I32)(flock(fileno(fp), argtype) >= 0); | |
7552 | } | |
7553 | else | |
7554 | value = 0; | |
7555 | PUSHi(value); | |
7556 | RETURN; | |
7557 | #else | |
7558 | DIE(no_func, "flock()"); | |
7559 | #endif | |
7560 | } | |
7561 | ||
7562 | /* Sockets. */ | |
7563 | ||
7564 | PP(pp_socket) | |
7565 | { | |
7566 | dSP; | |
7567 | #ifdef HAS_SOCKET | |
7568 | GV *gv; | |
7569 | register IO *io; | |
7570 | int protocol = POPi; | |
7571 | int type = POPi; | |
7572 | int domain = POPi; | |
7573 | int fd; | |
7574 | ||
7575 | gv = (GV*)POPs; | |
7576 | ||
7577 | if (!gv) { | |
7578 | errno = EBADF; | |
7579 | RETPUSHUNDEF; | |
7580 | } | |
7581 | ||
7582 | io = GvIOn(gv); | |
8990e307 | 7583 | if (IoIFP(io)) |
79072805 LW |
7584 | do_close(gv, FALSE); |
7585 | ||
7586 | TAINT_PROPER("socket"); | |
7587 | fd = socket(domain, type, protocol); | |
7588 | if (fd < 0) | |
7589 | RETPUSHUNDEF; | |
8990e307 LW |
7590 | IoIFP(io) = fdopen(fd, "r"); /* stdio gets confused about sockets */ |
7591 | IoOFP(io) = fdopen(fd, "w"); | |
7592 | IoTYPE(io) = 's'; | |
7593 | if (!IoIFP(io) || !IoOFP(io)) { | |
7594 | if (IoIFP(io)) fclose(IoIFP(io)); | |
7595 | if (IoOFP(io)) fclose(IoOFP(io)); | |
7596 | if (!IoIFP(io) && !IoOFP(io)) close(fd); | |
79072805 LW |
7597 | RETPUSHUNDEF; |
7598 | } | |
7599 | ||
7600 | RETPUSHYES; | |
7601 | #else | |
7602 | DIE(no_sock_func, "socket"); | |
7603 | #endif | |
7604 | } | |
7605 | ||
7606 | PP(pp_sockpair) | |
7607 | { | |
7608 | dSP; | |
7609 | #ifdef HAS_SOCKETPAIR | |
7610 | GV *gv1; | |
7611 | GV *gv2; | |
7612 | register IO *io1; | |
7613 | register IO *io2; | |
7614 | int protocol = POPi; | |
7615 | int type = POPi; | |
7616 | int domain = POPi; | |
7617 | int fd[2]; | |
7618 | ||
7619 | gv2 = (GV*)POPs; | |
7620 | gv1 = (GV*)POPs; | |
7621 | if (!gv1 || !gv2) | |
7622 | RETPUSHUNDEF; | |
7623 | ||
7624 | io1 = GvIOn(gv1); | |
7625 | io2 = GvIOn(gv2); | |
8990e307 | 7626 | if (IoIFP(io1)) |
79072805 | 7627 | do_close(gv1, FALSE); |
8990e307 | 7628 | if (IoIFP(io2)) |
79072805 LW |
7629 | do_close(gv2, FALSE); |
7630 | ||
7631 | TAINT_PROPER("socketpair"); | |
7632 | if (socketpair(domain, type, protocol, fd) < 0) | |
7633 | RETPUSHUNDEF; | |
8990e307 LW |
7634 | IoIFP(io1) = fdopen(fd[0], "r"); |
7635 | IoOFP(io1) = fdopen(fd[0], "w"); | |
7636 | IoTYPE(io1) = 's'; | |
7637 | IoIFP(io2) = fdopen(fd[1], "r"); | |
7638 | IoOFP(io2) = fdopen(fd[1], "w"); | |
7639 | IoTYPE(io2) = 's'; | |
7640 | if (!IoIFP(io1) || !IoOFP(io1) || !IoIFP(io2) || !IoOFP(io2)) { | |
7641 | if (IoIFP(io1)) fclose(IoIFP(io1)); | |
7642 | if (IoOFP(io1)) fclose(IoOFP(io1)); | |
7643 | if (!IoIFP(io1) && !IoOFP(io1)) close(fd[0]); | |
7644 | if (IoIFP(io2)) fclose(IoIFP(io2)); | |
7645 | if (IoOFP(io2)) fclose(IoOFP(io2)); | |
7646 | if (!IoIFP(io2) && !IoOFP(io2)) close(fd[1]); | |
79072805 LW |
7647 | RETPUSHUNDEF; |
7648 | } | |
7649 | ||
7650 | RETPUSHYES; | |
7651 | #else | |
7652 | DIE(no_sock_func, "socketpair"); | |
7653 | #endif | |
7654 | } | |
7655 | ||
7656 | PP(pp_bind) | |
7657 | { | |
7658 | dSP; | |
7659 | #ifdef HAS_SOCKET | |
7660 | SV *addrstr = POPs; | |
7661 | char *addr; | |
7662 | GV *gv = (GV*)POPs; | |
7663 | register IO *io = GvIOn(gv); | |
463ee0b2 | 7664 | STRLEN len; |
79072805 | 7665 | |
8990e307 | 7666 | if (!io || !IoIFP(io)) |
79072805 LW |
7667 | goto nuts; |
7668 | ||
463ee0b2 | 7669 | addr = SvPV(addrstr, len); |
79072805 | 7670 | TAINT_PROPER("bind"); |
8990e307 | 7671 | if (bind(fileno(IoIFP(io)), addr, len) >= 0) |
79072805 LW |
7672 | RETPUSHYES; |
7673 | else | |
7674 | RETPUSHUNDEF; | |
7675 | ||
7676 | nuts: | |
7677 | if (dowarn) | |
7678 | warn("bind() on closed fd"); | |
7679 | errno = EBADF; | |
7680 | RETPUSHUNDEF; | |
7681 | #else | |
7682 | DIE(no_sock_func, "bind"); | |
7683 | #endif | |
7684 | } | |
7685 | ||
7686 | PP(pp_connect) | |
7687 | { | |
7688 | dSP; | |
7689 | #ifdef HAS_SOCKET | |
7690 | SV *addrstr = POPs; | |
7691 | char *addr; | |
7692 | GV *gv = (GV*)POPs; | |
7693 | register IO *io = GvIOn(gv); | |
463ee0b2 | 7694 | STRLEN len; |
79072805 | 7695 | |
8990e307 | 7696 | if (!io || !IoIFP(io)) |
79072805 LW |
7697 | goto nuts; |
7698 | ||
463ee0b2 | 7699 | addr = SvPV(addrstr, len); |
79072805 | 7700 | TAINT_PROPER("connect"); |
8990e307 | 7701 | if (connect(fileno(IoIFP(io)), addr, len) >= 0) |
79072805 LW |
7702 | RETPUSHYES; |
7703 | else | |
7704 | RETPUSHUNDEF; | |
7705 | ||
7706 | nuts: | |
7707 | if (dowarn) | |
7708 | warn("connect() on closed fd"); | |
7709 | errno = EBADF; | |
7710 | RETPUSHUNDEF; | |
7711 | #else | |
7712 | DIE(no_sock_func, "connect"); | |
7713 | #endif | |
7714 | } | |
7715 | ||
7716 | PP(pp_listen) | |
7717 | { | |
7718 | dSP; | |
7719 | #ifdef HAS_SOCKET | |
7720 | int backlog = POPi; | |
7721 | GV *gv = (GV*)POPs; | |
7722 | register IO *io = GvIOn(gv); | |
7723 | ||
8990e307 | 7724 | if (!io || !IoIFP(io)) |
79072805 LW |
7725 | goto nuts; |
7726 | ||
8990e307 | 7727 | if (listen(fileno(IoIFP(io)), backlog) >= 0) |
79072805 LW |
7728 | RETPUSHYES; |
7729 | else | |
7730 | RETPUSHUNDEF; | |
7731 | ||
7732 | nuts: | |
7733 | if (dowarn) | |
7734 | warn("listen() on closed fd"); | |
7735 | errno = EBADF; | |
7736 | RETPUSHUNDEF; | |
7737 | #else | |
7738 | DIE(no_sock_func, "listen"); | |
7739 | #endif | |
7740 | } | |
7741 | ||
7742 | PP(pp_accept) | |
7743 | { | |
7744 | dSP; dTARGET; | |
7745 | #ifdef HAS_SOCKET | |
7746 | GV *ngv; | |
7747 | GV *ggv; | |
7748 | register IO *nstio; | |
7749 | register IO *gstio; | |
7750 | int len = sizeof buf; | |
7751 | int fd; | |
7752 | ||
7753 | ggv = (GV*)POPs; | |
7754 | ngv = (GV*)POPs; | |
7755 | ||
7756 | if (!ngv) | |
7757 | goto badexit; | |
7758 | if (!ggv) | |
7759 | goto nuts; | |
7760 | ||
7761 | gstio = GvIO(ggv); | |
8990e307 | 7762 | if (!gstio || !IoIFP(gstio)) |
79072805 LW |
7763 | goto nuts; |
7764 | ||
7765 | nstio = GvIOn(ngv); | |
8990e307 | 7766 | if (IoIFP(nstio)) |
79072805 LW |
7767 | do_close(ngv, FALSE); |
7768 | ||
8990e307 | 7769 | fd = accept(fileno(IoIFP(gstio)), (struct sockaddr *)buf, &len); |
79072805 LW |
7770 | if (fd < 0) |
7771 | goto badexit; | |
8990e307 LW |
7772 | IoIFP(nstio) = fdopen(fd, "r"); |
7773 | IoOFP(nstio) = fdopen(fd, "w"); | |
7774 | IoTYPE(nstio) = 's'; | |
7775 | if (!IoIFP(nstio) || !IoOFP(nstio)) { | |
7776 | if (IoIFP(nstio)) fclose(IoIFP(nstio)); | |
7777 | if (IoOFP(nstio)) fclose(IoOFP(nstio)); | |
7778 | if (!IoIFP(nstio) && !IoOFP(nstio)) close(fd); | |
79072805 LW |
7779 | goto badexit; |
7780 | } | |
7781 | ||
7782 | PUSHp(buf, len); | |
7783 | RETURN; | |
7784 | ||
7785 | nuts: | |
7786 | if (dowarn) | |
7787 | warn("accept() on closed fd"); | |
7788 | errno = EBADF; | |
7789 | ||
7790 | badexit: | |
7791 | RETPUSHUNDEF; | |
7792 | ||
7793 | #else | |
7794 | DIE(no_sock_func, "accept"); | |
7795 | #endif | |
7796 | } | |
7797 | ||
7798 | PP(pp_shutdown) | |
7799 | { | |
7800 | dSP; dTARGET; | |
7801 | #ifdef HAS_SOCKET | |
7802 | int how = POPi; | |
7803 | GV *gv = (GV*)POPs; | |
7804 | register IO *io = GvIOn(gv); | |
7805 | ||
8990e307 | 7806 | if (!io || !IoIFP(io)) |
79072805 LW |
7807 | goto nuts; |
7808 | ||
8990e307 | 7809 | PUSHi( shutdown(fileno(IoIFP(io)), how) >= 0 ); |
79072805 LW |
7810 | RETURN; |
7811 | ||
7812 | nuts: | |
7813 | if (dowarn) | |
7814 | warn("shutdown() on closed fd"); | |
7815 | errno = EBADF; | |
7816 | RETPUSHUNDEF; | |
7817 | #else | |
7818 | DIE(no_sock_func, "shutdown"); | |
7819 | #endif | |
7820 | } | |
7821 | ||
7822 | PP(pp_gsockopt) | |
7823 | { | |
7824 | #ifdef HAS_SOCKET | |
7825 | return pp_ssockopt(ARGS); | |
7826 | #else | |
7827 | DIE(no_sock_func, "getsockopt"); | |
7828 | #endif | |
7829 | } | |
7830 | ||
7831 | PP(pp_ssockopt) | |
7832 | { | |
7833 | dSP; | |
7834 | #ifdef HAS_SOCKET | |
7835 | int optype = op->op_type; | |
7836 | SV *sv; | |
7837 | int fd; | |
7838 | unsigned int optname; | |
7839 | unsigned int lvl; | |
7840 | GV *gv; | |
7841 | register IO *io; | |
7842 | ||
7843 | if (optype == OP_GSOCKOPT) | |
7844 | sv = sv_2mortal(NEWSV(22, 257)); | |
7845 | else | |
7846 | sv = POPs; | |
7847 | optname = (unsigned int) POPi; | |
7848 | lvl = (unsigned int) POPi; | |
7849 | ||
7850 | gv = (GV*)POPs; | |
7851 | io = GvIOn(gv); | |
8990e307 | 7852 | if (!io || !IoIFP(io)) |
79072805 LW |
7853 | goto nuts; |
7854 | ||
8990e307 | 7855 | fd = fileno(IoIFP(io)); |
79072805 LW |
7856 | switch (optype) { |
7857 | case OP_GSOCKOPT: | |
7858 | SvCUR_set(sv, 256); | |
93a17b20 | 7859 | SvPOK_only(sv); |
463ee0b2 | 7860 | if (getsockopt(fd, lvl, optname, SvPVX(sv), (int*)&SvCUR(sv)) < 0) |
79072805 LW |
7861 | goto nuts2; |
7862 | PUSHs(sv); | |
7863 | break; | |
7864 | case OP_SSOCKOPT: | |
463ee0b2 | 7865 | if (setsockopt(fd, lvl, optname, SvPVX(sv), SvCUR(sv)) < 0) |
79072805 LW |
7866 | goto nuts2; |
7867 | PUSHs(&sv_yes); | |
7868 | break; | |
7869 | } | |
7870 | RETURN; | |
7871 | ||
7872 | nuts: | |
7873 | if (dowarn) | |
7874 | warn("[gs]etsockopt() on closed fd"); | |
7875 | errno = EBADF; | |
7876 | nuts2: | |
7877 | RETPUSHUNDEF; | |
7878 | ||
7879 | #else | |
7880 | DIE(no_sock_func, "setsockopt"); | |
7881 | #endif | |
7882 | } | |
7883 | ||
7884 | PP(pp_getsockname) | |
7885 | { | |
7886 | #ifdef HAS_SOCKET | |
7887 | return pp_getpeername(ARGS); | |
7888 | #else | |
7889 | DIE(no_sock_func, "getsockname"); | |
7890 | #endif | |
7891 | } | |
7892 | ||
7893 | PP(pp_getpeername) | |
7894 | { | |
7895 | dSP; | |
7896 | #ifdef HAS_SOCKET | |
7897 | int optype = op->op_type; | |
7898 | SV *sv; | |
7899 | int fd; | |
7900 | GV *gv = (GV*)POPs; | |
7901 | register IO *io = GvIOn(gv); | |
7902 | ||
8990e307 | 7903 | if (!io || !IoIFP(io)) |
79072805 LW |
7904 | goto nuts; |
7905 | ||
7906 | sv = sv_2mortal(NEWSV(22, 257)); | |
7907 | SvCUR_set(sv, 256); | |
7908 | SvPOK_on(sv); | |
8990e307 | 7909 | fd = fileno(IoIFP(io)); |
79072805 LW |
7910 | switch (optype) { |
7911 | case OP_GETSOCKNAME: | |
463ee0b2 | 7912 | if (getsockname(fd, SvPVX(sv), (int*)&SvCUR(sv)) < 0) |
79072805 LW |
7913 | goto nuts2; |
7914 | break; | |
7915 | case OP_GETPEERNAME: | |
463ee0b2 | 7916 | if (getpeername(fd, SvPVX(sv), (int*)&SvCUR(sv)) < 0) |
79072805 LW |
7917 | goto nuts2; |
7918 | break; | |
7919 | } | |
7920 | PUSHs(sv); | |
7921 | RETURN; | |
7922 | ||
7923 | nuts: | |
7924 | if (dowarn) | |
7925 | warn("get{sock, peer}name() on closed fd"); | |
7926 | errno = EBADF; | |
7927 | nuts2: | |
7928 | RETPUSHUNDEF; | |
7929 | ||
7930 | #else | |
7931 | DIE(no_sock_func, "getpeername"); | |
7932 | #endif | |
7933 | } | |
7934 | ||
7935 | /* Stat calls. */ | |
7936 | ||
7937 | PP(pp_lstat) | |
7938 | { | |
7939 | return pp_stat(ARGS); | |
7940 | } | |
7941 | ||
7942 | PP(pp_stat) | |
7943 | { | |
7944 | dSP; | |
7945 | GV *tmpgv; | |
7946 | I32 max = 13; | |
7947 | ||
7948 | if (op->op_flags & OPf_SPECIAL) { | |
7949 | tmpgv = cGVOP->op_gv; | |
7950 | if (tmpgv != defgv) { | |
7951 | laststype = OP_STAT; | |
7952 | statgv = tmpgv; | |
7953 | sv_setpv(statname, ""); | |
8990e307 LW |
7954 | if (!GvIO(tmpgv) || !IoIFP(GvIO(tmpgv)) || |
7955 | fstat(fileno(IoIFP(GvIO(tmpgv))), &statcache) < 0) { | |
79072805 LW |
7956 | max = 0; |
7957 | laststatval = -1; | |
7958 | } | |
7959 | } | |
7960 | else if (laststatval < 0) | |
7961 | max = 0; | |
7962 | } | |
7963 | else { | |
7964 | sv_setpv(statname, POPp); | |
7965 | statgv = Nullgv; | |
7966 | #ifdef HAS_LSTAT | |
7967 | laststype = op->op_type; | |
7968 | if (op->op_type == OP_LSTAT) | |
463ee0b2 | 7969 | laststatval = lstat(SvPV(statname, na), &statcache); |
79072805 LW |
7970 | else |
7971 | #endif | |
463ee0b2 | 7972 | laststatval = stat(SvPV(statname, na), &statcache); |
79072805 | 7973 | if (laststatval < 0) { |
463ee0b2 | 7974 | if (dowarn && strchr(SvPV(statname, na), '\n')) |
79072805 LW |
7975 | warn(warn_nl, "stat"); |
7976 | max = 0; | |
7977 | } | |
7978 | } | |
7979 | ||
7980 | EXTEND(SP, 13); | |
7981 | if (GIMME != G_ARRAY) { | |
7982 | if (max) | |
7983 | RETPUSHYES; | |
7984 | else | |
7985 | RETPUSHUNDEF; | |
7986 | } | |
7987 | if (max) { | |
8990e307 LW |
7988 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_dev))); |
7989 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ino))); | |
7990 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mode))); | |
7991 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_nlink))); | |
7992 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_uid))); | |
7993 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_gid))); | |
7994 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_rdev))); | |
7995 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_size))); | |
7996 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_atime))); | |
7997 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_mtime))); | |
7998 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_ctime))); | |
79072805 | 7999 | #ifdef STATBLOCKS |
8990e307 LW |
8000 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blksize))); |
8001 | PUSHs(sv_2mortal(newSViv((I32)statcache.st_blocks))); | |
79072805 LW |
8002 | #else |
8003 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
8004 | PUSHs(sv_2mortal(newSVpv("", 0))); | |
8005 | #endif | |
8006 | } | |
8007 | RETURN; | |
8008 | } | |
8009 | ||
8010 | PP(pp_ftrread) | |
8011 | { | |
8012 | I32 result = my_stat(ARGS); | |
8013 | dSP; | |
8014 | if (result < 0) | |
8015 | RETPUSHUNDEF; | |
8016 | if (cando(S_IRUSR, 0, &statcache)) | |
8017 | RETPUSHYES; | |
8018 | RETPUSHNO; | |
8019 | } | |
8020 | ||
8021 | PP(pp_ftrwrite) | |
8022 | { | |
8023 | I32 result = my_stat(ARGS); | |
8024 | dSP; | |
8025 | if (result < 0) | |
8026 | RETPUSHUNDEF; | |
8027 | if (cando(S_IWUSR, 0, &statcache)) | |
8028 | RETPUSHYES; | |
8029 | RETPUSHNO; | |
8030 | } | |
8031 | ||
8032 | PP(pp_ftrexec) | |
8033 | { | |
8034 | I32 result = my_stat(ARGS); | |
8035 | dSP; | |
8036 | if (result < 0) | |
8037 | RETPUSHUNDEF; | |
8038 | if (cando(S_IXUSR, 0, &statcache)) | |
8039 | RETPUSHYES; | |
8040 | RETPUSHNO; | |
8041 | } | |
8042 | ||
8043 | PP(pp_fteread) | |
8044 | { | |
8045 | I32 result = my_stat(ARGS); | |
8046 | dSP; | |
8047 | if (result < 0) | |
8048 | RETPUSHUNDEF; | |
8049 | if (cando(S_IRUSR, 1, &statcache)) | |
8050 | RETPUSHYES; | |
8051 | RETPUSHNO; | |
8052 | } | |
8053 | ||
8054 | PP(pp_ftewrite) | |
8055 | { | |
8056 | I32 result = my_stat(ARGS); | |
8057 | dSP; | |
8058 | if (result < 0) | |
8059 | RETPUSHUNDEF; | |
8060 | if (cando(S_IWUSR, 1, &statcache)) | |
8061 | RETPUSHYES; | |
8062 | RETPUSHNO; | |
8063 | } | |
8064 | ||
8065 | PP(pp_fteexec) | |
8066 | { | |
8067 | I32 result = my_stat(ARGS); | |
8068 | dSP; | |
8069 | if (result < 0) | |
8070 | RETPUSHUNDEF; | |
8071 | if (cando(S_IXUSR, 1, &statcache)) | |
8072 | RETPUSHYES; | |
8073 | RETPUSHNO; | |
8074 | } | |
8075 | ||
8076 | PP(pp_ftis) | |
8077 | { | |
8078 | I32 result = my_stat(ARGS); | |
8079 | dSP; | |
8080 | if (result < 0) | |
8081 | RETPUSHUNDEF; | |
8082 | RETPUSHYES; | |
8083 | } | |
8084 | ||
8085 | PP(pp_fteowned) | |
8086 | { | |
8087 | return pp_ftrowned(ARGS); | |
8088 | } | |
8089 | ||
8090 | PP(pp_ftrowned) | |
8091 | { | |
8092 | I32 result = my_stat(ARGS); | |
8093 | dSP; | |
8094 | if (result < 0) | |
8095 | RETPUSHUNDEF; | |
8096 | if (statcache.st_uid == (op->op_type == OP_FTEOWNED ? euid : uid) ) | |
8097 | RETPUSHYES; | |
8098 | RETPUSHNO; | |
8099 | } | |
8100 | ||
8101 | PP(pp_ftzero) | |
8102 | { | |
8103 | I32 result = my_stat(ARGS); | |
8104 | dSP; | |
8105 | if (result < 0) | |
8106 | RETPUSHUNDEF; | |
8107 | if (!statcache.st_size) | |
8108 | RETPUSHYES; | |
8109 | RETPUSHNO; | |
8110 | } | |
8111 | ||
8112 | PP(pp_ftsize) | |
8113 | { | |
8114 | I32 result = my_stat(ARGS); | |
8115 | dSP; dTARGET; | |
8116 | if (result < 0) | |
8117 | RETPUSHUNDEF; | |
8118 | PUSHi(statcache.st_size); | |
8119 | RETURN; | |
8120 | } | |
8121 | ||
8122 | PP(pp_ftmtime) | |
8123 | { | |
8124 | I32 result = my_stat(ARGS); | |
8125 | dSP; dTARGET; | |
8126 | if (result < 0) | |
8127 | RETPUSHUNDEF; | |
8128 | PUSHn( (basetime - statcache.st_mtime) / 86400.0 ); | |
8129 | RETURN; | |
8130 | } | |
8131 | ||
8132 | PP(pp_ftatime) | |
8133 | { | |
8134 | I32 result = my_stat(ARGS); | |
8135 | dSP; dTARGET; | |
8136 | if (result < 0) | |
8137 | RETPUSHUNDEF; | |
8138 | PUSHn( (basetime - statcache.st_atime) / 86400.0 ); | |
8139 | RETURN; | |
8140 | } | |
8141 | ||
8142 | PP(pp_ftctime) | |
8143 | { | |
8144 | I32 result = my_stat(ARGS); | |
8145 | dSP; dTARGET; | |
8146 | if (result < 0) | |
8147 | RETPUSHUNDEF; | |
8148 | PUSHn( (basetime - statcache.st_ctime) / 86400.0 ); | |
8149 | RETURN; | |
8150 | } | |
8151 | ||
8152 | PP(pp_ftsock) | |
8153 | { | |
8154 | I32 result = my_stat(ARGS); | |
8155 | dSP; | |
8156 | if (result < 0) | |
8157 | RETPUSHUNDEF; | |
8158 | if (S_ISSOCK(statcache.st_mode)) | |
8159 | RETPUSHYES; | |
8160 | RETPUSHNO; | |
8161 | } | |
8162 | ||
8163 | PP(pp_ftchr) | |
8164 | { | |
8165 | I32 result = my_stat(ARGS); | |
8166 | dSP; | |
8167 | if (result < 0) | |
8168 | RETPUSHUNDEF; | |
8169 | if (S_ISCHR(statcache.st_mode)) | |
8170 | RETPUSHYES; | |
8171 | RETPUSHNO; | |
8172 | } | |
8173 | ||
8174 | PP(pp_ftblk) | |
8175 | { | |
8176 | I32 result = my_stat(ARGS); | |
8177 | dSP; | |
8178 | if (result < 0) | |
8179 | RETPUSHUNDEF; | |
8180 | if (S_ISBLK(statcache.st_mode)) | |
8181 | RETPUSHYES; | |
8182 | RETPUSHNO; | |
8183 | } | |
8184 | ||
8185 | PP(pp_ftfile) | |
8186 | { | |
8187 | I32 result = my_stat(ARGS); | |
8188 | dSP; | |
8189 | if (result < 0) | |
8190 | RETPUSHUNDEF; | |
8191 | if (S_ISREG(statcache.st_mode)) | |
8192 | RETPUSHYES; | |
8193 | RETPUSHNO; | |
8194 | } | |
8195 | ||
8196 | PP(pp_ftdir) | |
8197 | { | |
8198 | I32 result = my_stat(ARGS); | |
8199 | dSP; | |
8200 | if (result < 0) | |
8201 | RETPUSHUNDEF; | |
8202 | if (S_ISDIR(statcache.st_mode)) | |
8203 | RETPUSHYES; | |
8204 | RETPUSHNO; | |
8205 | } | |
8206 | ||
8207 | PP(pp_ftpipe) | |
8208 | { | |
8209 | I32 result = my_stat(ARGS); | |
8210 | dSP; | |
8211 | if (result < 0) | |
8212 | RETPUSHUNDEF; | |
8213 | if (S_ISFIFO(statcache.st_mode)) | |
8214 | RETPUSHYES; | |
8215 | RETPUSHNO; | |
8216 | } | |
8217 | ||
8218 | PP(pp_ftlink) | |
8219 | { | |
8220 | I32 result = my_lstat(ARGS); | |
8221 | dSP; | |
8222 | if (result < 0) | |
8223 | RETPUSHUNDEF; | |
8224 | if (S_ISLNK(statcache.st_mode)) | |
8225 | RETPUSHYES; | |
8226 | RETPUSHNO; | |
8227 | } | |
8228 | ||
8229 | PP(pp_ftsuid) | |
8230 | { | |
8231 | dSP; | |
8232 | #ifdef S_ISUID | |
8233 | I32 result = my_stat(ARGS); | |
8234 | SPAGAIN; | |
8235 | if (result < 0) | |
8236 | RETPUSHUNDEF; | |
8237 | if (statcache.st_mode & S_ISUID) | |
8238 | RETPUSHYES; | |
8239 | #endif | |
8240 | RETPUSHNO; | |
8241 | } | |
8242 | ||
8243 | PP(pp_ftsgid) | |
8244 | { | |
8245 | dSP; | |
8246 | #ifdef S_ISGID | |
8247 | I32 result = my_stat(ARGS); | |
8248 | SPAGAIN; | |
8249 | if (result < 0) | |
8250 | RETPUSHUNDEF; | |
8251 | if (statcache.st_mode & S_ISGID) | |
8252 | RETPUSHYES; | |
8253 | #endif | |
8254 | RETPUSHNO; | |
8255 | } | |
8256 | ||
8257 | PP(pp_ftsvtx) | |
8258 | { | |
8259 | dSP; | |
8260 | #ifdef S_ISVTX | |
8261 | I32 result = my_stat(ARGS); | |
8262 | SPAGAIN; | |
8263 | if (result < 0) | |
8264 | RETPUSHUNDEF; | |
8265 | if (statcache.st_mode & S_ISVTX) | |
8266 | RETPUSHYES; | |
8267 | #endif | |
8268 | RETPUSHNO; | |
8269 | } | |
8270 | ||
8271 | PP(pp_fttty) | |
8272 | { | |
8273 | dSP; | |
8274 | int fd; | |
8275 | GV *gv; | |
8276 | char *tmps; | |
8277 | if (op->op_flags & OPf_SPECIAL) { | |
8278 | gv = cGVOP->op_gv; | |
8279 | tmps = ""; | |
8280 | } | |
8281 | else | |
8282 | gv = gv_fetchpv(tmps = POPp, FALSE); | |
8990e307 LW |
8283 | if (gv && GvIO(gv) && IoIFP(GvIO(gv))) |
8284 | fd = fileno(IoIFP(GvIO(gv))); | |
79072805 LW |
8285 | else if (isDIGIT(*tmps)) |
8286 | fd = atoi(tmps); | |
8287 | else | |
8288 | RETPUSHUNDEF; | |
8289 | if (isatty(fd)) | |
8290 | RETPUSHYES; | |
8291 | RETPUSHNO; | |
8292 | } | |
8293 | ||
8294 | PP(pp_fttext) | |
8295 | { | |
8296 | dSP; | |
8297 | I32 i; | |
8298 | I32 len; | |
8299 | I32 odd = 0; | |
8300 | STDCHAR tbuf[512]; | |
8301 | register STDCHAR *s; | |
8302 | register IO *io; | |
8303 | SV *sv; | |
8304 | ||
8305 | if (op->op_flags & OPf_SPECIAL) { | |
8306 | EXTEND(SP, 1); | |
8307 | if (cGVOP->op_gv == defgv) { | |
8308 | if (statgv) | |
8309 | io = GvIO(statgv); | |
8310 | else { | |
8311 | sv = statname; | |
8312 | goto really_filename; | |
8313 | } | |
8314 | } | |
8315 | else { | |
8316 | statgv = cGVOP->op_gv; | |
8317 | sv_setpv(statname, ""); | |
8318 | io = GvIO(statgv); | |
8319 | } | |
8990e307 | 8320 | if (io && IoIFP(io)) { |
79072805 | 8321 | #if defined(STDSTDIO) || defined(atarist) /* this will work with atariST */ |
8990e307 | 8322 | fstat(fileno(IoIFP(io)), &statcache); |
79072805 LW |
8323 | if (S_ISDIR(statcache.st_mode)) /* handle NFS glitch */ |
8324 | if (op->op_type == OP_FTTEXT) | |
8325 | RETPUSHNO; | |
8326 | else | |
8327 | RETPUSHYES; | |
8990e307 LW |
8328 | if (IoIFP(io)->_cnt <= 0) { |
8329 | i = getc(IoIFP(io)); | |
79072805 | 8330 | if (i != EOF) |
8990e307 | 8331 | (void)ungetc(i, IoIFP(io)); |
79072805 | 8332 | } |
8990e307 | 8333 | if (IoIFP(io)->_cnt <= 0) /* null file is anything */ |
79072805 | 8334 | RETPUSHYES; |
8990e307 LW |
8335 | len = IoIFP(io)->_cnt + (IoIFP(io)->_ptr - IoIFP(io)->_base); |
8336 | s = IoIFP(io)->_base; | |
79072805 LW |
8337 | #else |
8338 | DIE("-T and -B not implemented on filehandles"); | |
8339 | #endif | |
8340 | } | |
8341 | else { | |
8342 | if (dowarn) | |
8343 | warn("Test on unopened file <%s>", | |
8344 | GvENAME(cGVOP->op_gv)); | |
8345 | errno = EBADF; | |
8346 | RETPUSHUNDEF; | |
8347 | } | |
8348 | } | |
8349 | else { | |
8350 | sv = POPs; | |
8351 | statgv = Nullgv; | |
463ee0b2 | 8352 | sv_setpv(statname, SvPV(sv, na)); |
79072805 | 8353 | really_filename: |
463ee0b2 | 8354 | i = open(SvPV(sv, na), 0); |
79072805 | 8355 | if (i < 0) { |
463ee0b2 | 8356 | if (dowarn && strchr(SvPV(sv, na), '\n')) |
79072805 LW |
8357 | warn(warn_nl, "open"); |
8358 | RETPUSHUNDEF; | |
8359 | } | |
8360 | fstat(i, &statcache); | |
8361 | len = read(i, tbuf, 512); | |
8362 | (void)close(i); | |
8363 | if (len <= 0) { | |
8364 | if (S_ISDIR(statcache.st_mode) && op->op_type == OP_FTTEXT) | |
8365 | RETPUSHNO; /* special case NFS directories */ | |
8366 | RETPUSHYES; /* null file is anything */ | |
8367 | } | |
8368 | s = tbuf; | |
8369 | } | |
8370 | ||
8371 | /* now scan s to look for textiness */ | |
8372 | ||
8373 | for (i = 0; i < len; i++, s++) { | |
8374 | if (!*s) { /* null never allowed in text */ | |
8375 | odd += len; | |
8376 | break; | |
8377 | } | |
8378 | else if (*s & 128) | |
8379 | odd++; | |
8380 | else if (*s < 32 && | |
8381 | *s != '\n' && *s != '\r' && *s != '\b' && | |
8382 | *s != '\t' && *s != '\f' && *s != 27) | |
8383 | odd++; | |
8384 | } | |
8385 | ||
8386 | if ((odd * 10 > len) == (op->op_type == OP_FTTEXT)) /* allow 10% odd */ | |
8387 | RETPUSHNO; | |
8388 | else | |
8389 | RETPUSHYES; | |
8390 | } | |
8391 | ||
8392 | PP(pp_ftbinary) | |
8393 | { | |
8394 | return pp_fttext(ARGS); | |
8395 | } | |
8396 | ||
8397 | /* File calls. */ | |
8398 | ||
8399 | PP(pp_chdir) | |
8400 | { | |
8401 | dSP; dTARGET; | |
8402 | double value; | |
8403 | char *tmps; | |
8404 | SV **svp; | |
8405 | ||
8406 | if (MAXARG < 1) | |
8407 | tmps = Nullch; | |
8408 | else | |
8409 | tmps = POPp; | |
8410 | if (!tmps || !*tmps) { | |
8411 | svp = hv_fetch(GvHVn(envgv), "HOME", 4, FALSE); | |
8412 | if (svp) | |
463ee0b2 | 8413 | tmps = SvPV(*svp, na); |
79072805 LW |
8414 | } |
8415 | if (!tmps || !*tmps) { | |
8416 | svp = hv_fetch(GvHVn(envgv), "LOGDIR", 6, FALSE); | |
8417 | if (svp) | |
463ee0b2 | 8418 | tmps = SvPV(*svp, na); |
79072805 LW |
8419 | } |
8420 | TAINT_PROPER("chdir"); | |
8421 | PUSHi( chdir(tmps) >= 0 ); | |
8422 | RETURN; | |
8423 | } | |
8424 | ||
8425 | PP(pp_chown) | |
8426 | { | |
8427 | dSP; dMARK; dTARGET; | |
8428 | I32 value; | |
8429 | #ifdef HAS_CHOWN | |
8430 | value = (I32)apply(op->op_type, MARK, SP); | |
8431 | SP = MARK; | |
8432 | PUSHi(value); | |
8433 | RETURN; | |
8434 | #else | |
8435 | DIE(no_func, "Unsupported function chown"); | |
8436 | #endif | |
8437 | } | |
8438 | ||
8439 | PP(pp_chroot) | |
8440 | { | |
8441 | dSP; dTARGET; | |
8442 | char *tmps; | |
8443 | #ifdef HAS_CHROOT | |
8444 | if (MAXARG < 1) | |
463ee0b2 | 8445 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
8446 | else |
8447 | tmps = POPp; | |
8448 | TAINT_PROPER("chroot"); | |
8449 | PUSHi( chroot(tmps) >= 0 ); | |
8450 | RETURN; | |
8451 | #else | |
8452 | DIE(no_func, "chroot"); | |
8453 | #endif | |
8454 | } | |
8455 | ||
8456 | PP(pp_unlink) | |
8457 | { | |
8458 | dSP; dMARK; dTARGET; | |
8459 | I32 value; | |
8460 | value = (I32)apply(op->op_type, MARK, SP); | |
8461 | SP = MARK; | |
8462 | PUSHi(value); | |
8463 | RETURN; | |
8464 | } | |
8465 | ||
8466 | PP(pp_chmod) | |
8467 | { | |
8468 | dSP; dMARK; dTARGET; | |
8469 | I32 value; | |
8470 | value = (I32)apply(op->op_type, MARK, SP); | |
8471 | SP = MARK; | |
8472 | PUSHi(value); | |
8473 | RETURN; | |
8474 | } | |
8475 | ||
8476 | PP(pp_utime) | |
8477 | { | |
8478 | dSP; dMARK; dTARGET; | |
8479 | I32 value; | |
8480 | value = (I32)apply(op->op_type, MARK, SP); | |
8481 | SP = MARK; | |
8482 | PUSHi(value); | |
8483 | RETURN; | |
8484 | } | |
8485 | ||
8486 | PP(pp_rename) | |
8487 | { | |
8488 | dSP; dTARGET; | |
8489 | int anum; | |
8490 | ||
8491 | char *tmps2 = POPp; | |
463ee0b2 | 8492 | char *tmps = SvPV(TOPs, na); |
79072805 LW |
8493 | TAINT_PROPER("rename"); |
8494 | #ifdef HAS_RENAME | |
8495 | anum = rename(tmps, tmps2); | |
8496 | #else | |
8497 | if (same_dirent(tmps2, tmps)) /* can always rename to same name */ | |
8498 | anum = 1; | |
8499 | else { | |
8500 | if (euid || stat(tmps2, &statbuf) < 0 || !S_ISDIR(statbuf.st_mode)) | |
8501 | (void)UNLINK(tmps2); | |
8502 | if (!(anum = link(tmps, tmps2))) | |
8503 | anum = UNLINK(tmps); | |
8504 | } | |
8505 | #endif | |
8506 | SETi( anum >= 0 ); | |
8507 | RETURN; | |
8508 | } | |
8509 | ||
8510 | PP(pp_link) | |
8511 | { | |
8512 | dSP; dTARGET; | |
8513 | #ifdef HAS_LINK | |
8514 | char *tmps2 = POPp; | |
463ee0b2 | 8515 | char *tmps = SvPV(TOPs, na); |
79072805 LW |
8516 | TAINT_PROPER("link"); |
8517 | SETi( link(tmps, tmps2) >= 0 ); | |
8518 | #else | |
8519 | DIE(no_func, "Unsupported function link"); | |
8520 | #endif | |
8521 | RETURN; | |
8522 | } | |
8523 | ||
8524 | PP(pp_symlink) | |
8525 | { | |
8526 | dSP; dTARGET; | |
8527 | #ifdef HAS_SYMLINK | |
8528 | char *tmps2 = POPp; | |
463ee0b2 | 8529 | char *tmps = SvPV(TOPs, na); |
79072805 LW |
8530 | TAINT_PROPER("symlink"); |
8531 | SETi( symlink(tmps, tmps2) >= 0 ); | |
8532 | RETURN; | |
8533 | #else | |
8534 | DIE(no_func, "symlink"); | |
8535 | #endif | |
8536 | } | |
8537 | ||
8538 | PP(pp_readlink) | |
8539 | { | |
8540 | dSP; dTARGET; | |
8541 | #ifdef HAS_SYMLINK | |
8542 | char *tmps; | |
8543 | int len; | |
8544 | if (MAXARG < 1) | |
463ee0b2 | 8545 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
8546 | else |
8547 | tmps = POPp; | |
8548 | len = readlink(tmps, buf, sizeof buf); | |
8549 | EXTEND(SP, 1); | |
8550 | if (len < 0) | |
8551 | RETPUSHUNDEF; | |
8552 | PUSHp(buf, len); | |
8553 | RETURN; | |
8554 | #else | |
8555 | EXTEND(SP, 1); | |
8556 | RETSETUNDEF; /* just pretend it's a normal file */ | |
8557 | #endif | |
8558 | } | |
8559 | ||
8560 | #if !defined(HAS_MKDIR) || !defined(HAS_RMDIR) | |
8561 | static void | |
8562 | dooneliner(cmd, filename) | |
8563 | char *cmd; | |
8564 | char *filename; | |
8565 | { | |
8566 | char mybuf[8192]; | |
8567 | char *s; | |
8568 | int anum = 1; | |
8569 | FILE *myfp; | |
8570 | ||
8571 | strcpy(mybuf, cmd); | |
8572 | strcat(mybuf, " "); | |
8573 | for (s = mybuf+strlen(mybuf); *filename; ) { | |
8574 | *s++ = '\\'; | |
8575 | *s++ = *filename++; | |
8576 | } | |
8577 | strcpy(s, " 2>&1"); | |
8578 | myfp = my_popen(mybuf, "r"); | |
8579 | if (myfp) { | |
8580 | *mybuf = '\0'; | |
8581 | s = fgets(mybuf, sizeof mybuf, myfp); | |
8582 | (void)my_pclose(myfp); | |
8583 | if (s != Nullch) { | |
8584 | for (errno = 1; errno < sys_nerr; errno++) { | |
8585 | if (instr(mybuf, sys_errlist[errno])) /* you don't see this */ | |
8586 | return 0; | |
8587 | } | |
8588 | errno = 0; | |
8589 | #ifndef EACCES | |
8590 | #define EACCES EPERM | |
8591 | #endif | |
8592 | if (instr(mybuf, "cannot make")) | |
8593 | errno = EEXIST; | |
8594 | else if (instr(mybuf, "existing file")) | |
8595 | errno = EEXIST; | |
8596 | else if (instr(mybuf, "ile exists")) | |
8597 | errno = EEXIST; | |
8598 | else if (instr(mybuf, "non-exist")) | |
8599 | errno = ENOENT; | |
8600 | else if (instr(mybuf, "does not exist")) | |
8601 | errno = ENOENT; | |
8602 | else if (instr(mybuf, "not empty")) | |
8603 | errno = EBUSY; | |
8604 | else if (instr(mybuf, "cannot access")) | |
8605 | errno = EACCES; | |
8606 | else | |
8607 | errno = EPERM; | |
8608 | return 0; | |
8609 | } | |
8610 | else { /* some mkdirs return no failure indication */ | |
463ee0b2 | 8611 | tmps = SvPVx(st[1], na); |
79072805 LW |
8612 | anum = (stat(tmps, &statbuf) >= 0); |
8613 | if (op->op_type == OP_RMDIR) | |
8614 | anum = !anum; | |
8615 | if (anum) | |
8616 | errno = 0; | |
8617 | else | |
8618 | errno = EACCES; /* a guess */ | |
8619 | } | |
8620 | return anum; | |
8621 | } | |
8622 | else | |
8623 | return 0; | |
8624 | } | |
8625 | #endif | |
8626 | ||
8627 | PP(pp_mkdir) | |
8628 | { | |
8629 | dSP; dTARGET; | |
8630 | int mode = POPi; | |
8631 | int oldumask; | |
463ee0b2 | 8632 | char *tmps = SvPV(TOPs, na); |
79072805 LW |
8633 | |
8634 | TAINT_PROPER("mkdir"); | |
8635 | #ifdef HAS_MKDIR | |
8636 | SETi( mkdir(tmps, mode) >= 0 ); | |
8637 | #else | |
8638 | SETi( dooneliner("mkdir", tmps) ); | |
8639 | oldumask = umask(0) | |
8640 | umask(oldumask); | |
8641 | chmod(tmps, (mode & ~oldumask) & 0777); | |
8642 | #endif | |
8643 | RETURN; | |
8644 | } | |
8645 | ||
8646 | PP(pp_rmdir) | |
8647 | { | |
8648 | dSP; dTARGET; | |
8649 | char *tmps; | |
8650 | ||
8651 | if (MAXARG < 1) | |
463ee0b2 | 8652 | tmps = SvPVx(GvSV(defgv), na); |
79072805 LW |
8653 | else |
8654 | tmps = POPp; | |
8655 | TAINT_PROPER("rmdir"); | |
8656 | #ifdef HAS_RMDIR | |
8657 | XPUSHi( rmdir(tmps) >= 0 ); | |
8658 | #else | |
8659 | XPUSHi( dooneliner("rmdir", tmps) ); | |
8660 | #endif | |
8661 | RETURN; | |
8662 | } | |
8663 | ||
8664 | /* Directory calls. */ | |
8665 | ||
8666 | PP(pp_open_dir) | |
8667 | { | |
8668 | dSP; | |
8669 | #if defined(DIRENT) && defined(HAS_READDIR) | |
8670 | char *dirname = POPp; | |
8671 | GV *gv = (GV*)POPs; | |
8672 | register IO *io = GvIOn(gv); | |
8673 | ||
8674 | if (!io) | |
8675 | goto nope; | |
8676 | ||
8990e307 LW |
8677 | if (IoDIRP(io)) |
8678 | closedir(IoDIRP(io)); | |
8679 | if (!(IoDIRP(io) = opendir(dirname))) | |
79072805 LW |
8680 | goto nope; |
8681 | ||
8682 | RETPUSHYES; | |
8683 | nope: | |
8684 | if (!errno) | |
8685 | errno = EBADF; | |
8686 | RETPUSHUNDEF; | |
8687 | #else | |
8688 | DIE(no_dir_func, "opendir"); | |
8689 | #endif | |
8690 | } | |
8691 | ||
8692 | PP(pp_readdir) | |
8693 | { | |
8694 | dSP; | |
8695 | #if defined(DIRENT) && defined(HAS_READDIR) | |
8696 | #ifndef apollo | |
8697 | struct DIRENT *readdir(); | |
8698 | #endif | |
8699 | register struct DIRENT *dp; | |
8700 | GV *gv = (GV*)POPs; | |
8701 | register IO *io = GvIOn(gv); | |
8702 | ||
8990e307 | 8703 | if (!io || !IoDIRP(io)) |
79072805 LW |
8704 | goto nope; |
8705 | ||
8706 | if (GIMME == G_ARRAY) { | |
8707 | /*SUPPRESS 560*/ | |
8990e307 | 8708 | while (dp = readdir(IoDIRP(io))) { |
79072805 LW |
8709 | #ifdef DIRNAMLEN |
8710 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
8711 | #else | |
8712 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
8713 | #endif | |
8714 | } | |
8715 | } | |
8716 | else { | |
8990e307 | 8717 | if (!(dp = readdir(IoDIRP(io)))) |
79072805 LW |
8718 | goto nope; |
8719 | #ifdef DIRNAMLEN | |
8720 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, dp->d_namlen))); | |
8721 | #else | |
8722 | XPUSHs(sv_2mortal(newSVpv(dp->d_name, 0))); | |
8723 | #endif | |
8724 | } | |
8725 | RETURN; | |
8726 | ||
8727 | nope: | |
8728 | if (!errno) | |
8729 | errno = EBADF; | |
8730 | if (GIMME == G_ARRAY) | |
8731 | RETURN; | |
8732 | else | |
8733 | RETPUSHUNDEF; | |
8734 | #else | |
8735 | DIE(no_dir_func, "readdir"); | |
8736 | #endif | |
8737 | } | |
8738 | ||
8739 | PP(pp_telldir) | |
8740 | { | |
8741 | dSP; dTARGET; | |
8742 | #if defined(HAS_TELLDIR) || defined(telldir) | |
8743 | #ifndef telldir | |
8744 | long telldir(); | |
8745 | #endif | |
8746 | GV *gv = (GV*)POPs; | |
8747 | register IO *io = GvIOn(gv); | |
8748 | ||
8990e307 | 8749 | if (!io || !IoDIRP(io)) |
79072805 LW |
8750 | goto nope; |
8751 | ||
8990e307 | 8752 | PUSHi( telldir(IoDIRP(io)) ); |
79072805 LW |
8753 | RETURN; |
8754 | nope: | |
8755 | if (!errno) | |
8756 | errno = EBADF; | |
8757 | RETPUSHUNDEF; | |
8758 | #else | |
8759 | DIE(no_dir_func, "telldir"); | |
8760 | #endif | |
8761 | } | |
8762 | ||
8763 | PP(pp_seekdir) | |
8764 | { | |
8765 | dSP; | |
8766 | #if defined(HAS_SEEKDIR) || defined(seekdir) | |
8767 | long along = POPl; | |
8768 | GV *gv = (GV*)POPs; | |
8769 | register IO *io = GvIOn(gv); | |
8770 | ||
8990e307 | 8771 | if (!io || !IoDIRP(io)) |
79072805 LW |
8772 | goto nope; |
8773 | ||
8990e307 | 8774 | (void)seekdir(IoDIRP(io), along); |
79072805 LW |
8775 | |
8776 | RETPUSHYES; | |
8777 | nope: | |
8778 | if (!errno) | |
8779 | errno = EBADF; | |
8780 | RETPUSHUNDEF; | |
8781 | #else | |
8782 | DIE(no_dir_func, "seekdir"); | |
8783 | #endif | |
8784 | } | |
8785 | ||
8786 | PP(pp_rewinddir) | |
8787 | { | |
8788 | dSP; | |
8789 | #if defined(HAS_REWINDDIR) || defined(rewinddir) | |
8790 | GV *gv = (GV*)POPs; | |
8791 | register IO *io = GvIOn(gv); | |
8792 | ||
8990e307 | 8793 | if (!io || !IoDIRP(io)) |
79072805 LW |
8794 | goto nope; |
8795 | ||
8990e307 | 8796 | (void)rewinddir(IoDIRP(io)); |
79072805 LW |
8797 | RETPUSHYES; |
8798 | nope: | |
8799 | if (!errno) | |
8800 | errno = EBADF; | |
8801 | RETPUSHUNDEF; | |
8802 | #else | |
8803 | DIE(no_dir_func, "rewinddir"); | |
8804 | #endif | |
8805 | } | |
8806 | ||
8807 | PP(pp_closedir) | |
8808 | { | |
8809 | dSP; | |
8810 | #if defined(DIRENT) && defined(HAS_READDIR) | |
8811 | GV *gv = (GV*)POPs; | |
8812 | register IO *io = GvIOn(gv); | |
8813 | ||
8990e307 | 8814 | if (!io || !IoDIRP(io)) |
79072805 LW |
8815 | goto nope; |
8816 | ||
8990e307 | 8817 | if (closedir(IoDIRP(io)) < 0) |
79072805 | 8818 | goto nope; |
8990e307 | 8819 | IoDIRP(io) = 0; |
79072805 LW |
8820 | |
8821 | RETPUSHYES; | |
8822 | nope: | |
8823 | if (!errno) | |
8824 | errno = EBADF; | |
8825 | RETPUSHUNDEF; | |
8826 | #else | |
8827 | DIE(no_dir_func, "closedir"); | |
8828 | #endif | |
8829 | } | |
8830 | ||
8831 | /* Process control. */ | |
8832 | ||
8833 | PP(pp_fork) | |
8834 | { | |
8835 | dSP; dTARGET; | |
8836 | int childpid; | |
8837 | GV *tmpgv; | |
8838 | ||
8839 | EXTEND(SP, 1); | |
8840 | #ifdef HAS_FORK | |
8841 | childpid = fork(); | |
8842 | if (childpid < 0) | |
8843 | RETSETUNDEF; | |
8844 | if (!childpid) { | |
8845 | /*SUPPRESS 560*/ | |
463ee0b2 | 8846 | if (tmpgv = gv_fetchpv("$", TRUE)) |
79072805 | 8847 | sv_setiv(GvSV(tmpgv), (I32)getpid()); |
463ee0b2 | 8848 | hv_clear(pidstatus); /* no kids, so don't wait for 'em */ |
79072805 LW |
8849 | } |
8850 | PUSHi(childpid); | |
8851 | RETURN; | |
8852 | #else | |
8853 | DIE(no_func, "Unsupported function fork"); | |
8854 | #endif | |
8855 | } | |
8856 | ||
8857 | PP(pp_wait) | |
8858 | { | |
8859 | dSP; dTARGET; | |
8860 | int childpid; | |
8861 | int argflags; | |
8862 | I32 value; | |
8863 | ||
8864 | EXTEND(SP, 1); | |
8865 | #ifdef HAS_WAIT | |
8866 | childpid = wait(&argflags); | |
8867 | if (childpid > 0) | |
8868 | pidgone(childpid, argflags); | |
8869 | value = (I32)childpid; | |
8870 | statusvalue = (U16)argflags; | |
8871 | PUSHi(value); | |
8872 | RETURN; | |
8873 | #else | |
8874 | DIE(no_func, "Unsupported function wait"); | |
8875 | #endif | |
8876 | } | |
8877 | ||
8878 | PP(pp_waitpid) | |
8879 | { | |
8880 | dSP; dTARGET; | |
8881 | int childpid; | |
8882 | int optype; | |
8883 | int argflags; | |
8884 | I32 value; | |
8885 | ||
8886 | #ifdef HAS_WAIT | |
8887 | optype = POPi; | |
8888 | childpid = TOPi; | |
8889 | childpid = wait4pid(childpid, &argflags, optype); | |
8890 | value = (I32)childpid; | |
8891 | statusvalue = (U16)argflags; | |
8892 | SETi(value); | |
8893 | RETURN; | |
8894 | #else | |
8895 | DIE(no_func, "Unsupported function wait"); | |
8896 | #endif | |
8897 | } | |
8898 | ||
8899 | PP(pp_system) | |
8900 | { | |
8901 | dSP; dMARK; dORIGMARK; dTARGET; | |
8902 | I32 value; | |
8903 | int childpid; | |
8904 | int result; | |
8905 | int status; | |
8906 | VOIDRET (*ihand)(); /* place to save signal during system() */ | |
8907 | VOIDRET (*qhand)(); /* place to save signal during system() */ | |
8908 | ||
8909 | #ifdef HAS_FORK | |
8910 | if (SP - MARK == 1) { | |
463ee0b2 LW |
8911 | if (tainting) { |
8912 | char *junk = SvPV(TOPs, na); | |
8913 | TAINT_ENV(); | |
8914 | TAINT_PROPER("system"); | |
8915 | } | |
79072805 LW |
8916 | } |
8917 | while ((childpid = vfork()) == -1) { | |
8918 | if (errno != EAGAIN) { | |
8919 | value = -1; | |
8920 | SP = ORIGMARK; | |
8921 | PUSHi(value); | |
8922 | RETURN; | |
8923 | } | |
8924 | sleep(5); | |
8925 | } | |
8926 | if (childpid > 0) { | |
8927 | ihand = signal(SIGINT, SIG_IGN); | |
8928 | qhand = signal(SIGQUIT, SIG_IGN); | |
8929 | result = wait4pid(childpid, &status, 0); | |
8930 | (void)signal(SIGINT, ihand); | |
8931 | (void)signal(SIGQUIT, qhand); | |
8932 | statusvalue = (U16)status; | |
8933 | if (result < 0) | |
8934 | value = -1; | |
8935 | else { | |
8936 | value = (I32)((unsigned int)status & 0xffff); | |
8937 | } | |
8938 | do_execfree(); /* free any memory child malloced on vfork */ | |
8939 | SP = ORIGMARK; | |
8940 | PUSHi(value); | |
8941 | RETURN; | |
8942 | } | |
8943 | if (op->op_flags & OPf_STACKED) { | |
8944 | SV *really = *++MARK; | |
8945 | value = (I32)do_aexec(really, MARK, SP); | |
8946 | } | |
8947 | else if (SP - MARK != 1) | |
8948 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
8949 | else { | |
463ee0b2 | 8950 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); |
79072805 LW |
8951 | } |
8952 | _exit(-1); | |
8953 | #else /* ! FORK */ | |
8954 | if ((op[1].op_type & A_MASK) == A_GV) | |
8955 | value = (I32)do_aspawn(st[1], arglast); | |
8956 | else if (arglast[2] - arglast[1] != 1) | |
8957 | value = (I32)do_aspawn(Nullsv, arglast); | |
8958 | else { | |
463ee0b2 | 8959 | value = (I32)do_spawn(SvPVx(sv_mortalcopy(st[2]), na)); |
79072805 LW |
8960 | } |
8961 | PUSHi(value); | |
8962 | #endif /* FORK */ | |
8963 | RETURN; | |
8964 | } | |
8965 | ||
8966 | PP(pp_exec) | |
8967 | { | |
8968 | dSP; dMARK; dORIGMARK; dTARGET; | |
8969 | I32 value; | |
8970 | ||
8971 | if (op->op_flags & OPf_STACKED) { | |
8972 | SV *really = *++MARK; | |
8973 | value = (I32)do_aexec(really, MARK, SP); | |
8974 | } | |
8975 | else if (SP - MARK != 1) | |
8976 | value = (I32)do_aexec(Nullsv, MARK, SP); | |
8977 | else { | |
463ee0b2 LW |
8978 | if (tainting) { |
8979 | char *junk = SvPV(*SP, na); | |
8980 | TAINT_ENV(); | |
8981 | TAINT_PROPER("exec"); | |
8982 | } | |
8983 | value = (I32)do_exec(SvPVx(sv_mortalcopy(*SP), na)); | |
79072805 LW |
8984 | } |
8985 | SP = ORIGMARK; | |
8986 | PUSHi(value); | |
8987 | RETURN; | |
8988 | } | |
8989 | ||
8990 | PP(pp_kill) | |
8991 | { | |
8992 | dSP; dMARK; dTARGET; | |
8993 | I32 value; | |
8994 | #ifdef HAS_KILL | |
8995 | value = (I32)apply(op->op_type, MARK, SP); | |
8996 | SP = MARK; | |
8997 | PUSHi(value); | |
8998 | RETURN; | |
8999 | #else | |
9000 | DIE(no_func, "Unsupported function kill"); | |
9001 | #endif | |
9002 | } | |
9003 | ||
9004 | PP(pp_getppid) | |
9005 | { | |
9006 | #ifdef HAS_GETPPID | |
9007 | dSP; dTARGET; | |
9008 | XPUSHi( getppid() ); | |
9009 | RETURN; | |
9010 | #else | |
9011 | DIE(no_func, "getppid"); | |
9012 | #endif | |
9013 | } | |
9014 | ||
9015 | PP(pp_getpgrp) | |
9016 | { | |
9017 | #ifdef HAS_GETPGRP | |
9018 | dSP; dTARGET; | |
9019 | int pid; | |
9020 | I32 value; | |
9021 | ||
9022 | if (MAXARG < 1) | |
9023 | pid = 0; | |
9024 | else | |
463ee0b2 | 9025 | pid = SvIVx(POPs); |
79072805 LW |
9026 | #ifdef _POSIX_SOURCE |
9027 | if (pid != 0) | |
9028 | DIE("POSIX getpgrp can't take an argument"); | |
9029 | value = (I32)getpgrp(); | |
9030 | #else | |
9031 | value = (I32)getpgrp(pid); | |
9032 | #endif | |
9033 | XPUSHi(value); | |
9034 | RETURN; | |
9035 | #else | |
9036 | DIE(no_func, "getpgrp()"); | |
9037 | #endif | |
9038 | } | |
9039 | ||
9040 | PP(pp_setpgrp) | |
9041 | { | |
9042 | #ifdef HAS_SETPGRP | |
9043 | dSP; dTARGET; | |
9044 | int pgrp = POPi; | |
9045 | int pid = TOPi; | |
9046 | ||
9047 | TAINT_PROPER("setpgrp"); | |
9048 | SETi( setpgrp(pid, pgrp) >= 0 ); | |
9049 | RETURN; | |
9050 | #else | |
9051 | DIE(no_func, "setpgrp()"); | |
9052 | #endif | |
9053 | } | |
9054 | ||
9055 | PP(pp_getpriority) | |
9056 | { | |
9057 | dSP; dTARGET; | |
9058 | int which; | |
9059 | int who; | |
9060 | #ifdef HAS_GETPRIORITY | |
9061 | who = POPi; | |
9062 | which = TOPi; | |
9063 | SETi( getpriority(which, who) ); | |
9064 | RETURN; | |
9065 | #else | |
9066 | DIE(no_func, "getpriority()"); | |
9067 | #endif | |
9068 | } | |
9069 | ||
9070 | PP(pp_setpriority) | |
9071 | { | |
9072 | dSP; dTARGET; | |
9073 | int which; | |
9074 | int who; | |
9075 | int niceval; | |
9076 | #ifdef HAS_SETPRIORITY | |
9077 | niceval = POPi; | |
9078 | who = POPi; | |
9079 | which = TOPi; | |
9080 | TAINT_PROPER("setpriority"); | |
9081 | SETi( setpriority(which, who, niceval) >= 0 ); | |
9082 | RETURN; | |
9083 | #else | |
9084 | DIE(no_func, "setpriority()"); | |
9085 | #endif | |
9086 | } | |
9087 | ||
9088 | /* Time calls. */ | |
9089 | ||
9090 | PP(pp_time) | |
9091 | { | |
9092 | dSP; dTARGET; | |
9093 | XPUSHi( time(Null(long*)) ); | |
9094 | RETURN; | |
9095 | } | |
9096 | ||
9097 | #ifndef HZ | |
9098 | #define HZ 60 | |
9099 | #endif | |
9100 | ||
9101 | PP(pp_tms) | |
9102 | { | |
9103 | dSP; | |
9104 | ||
9105 | #ifdef MSDOS | |
9106 | DIE("times not implemented"); | |
9107 | #else | |
9108 | EXTEND(SP, 4); | |
9109 | ||
9110 | (void)times(×buf); | |
9111 | ||
9112 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_utime)/HZ))); | |
9113 | if (GIMME == G_ARRAY) { | |
9114 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_stime)/HZ))); | |
9115 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cutime)/HZ))); | |
9116 | PUSHs(sv_2mortal(newSVnv(((double)timesbuf.tms_cstime)/HZ))); | |
9117 | } | |
9118 | RETURN; | |
9119 | #endif /* MSDOS */ | |
9120 | } | |
9121 | ||
9122 | PP(pp_localtime) | |
9123 | { | |
9124 | return pp_gmtime(ARGS); | |
9125 | } | |
9126 | ||
9127 | PP(pp_gmtime) | |
9128 | { | |
9129 | dSP; | |
9130 | time_t when; | |
9131 | struct tm *tmbuf; | |
9132 | static char *dayname[] = {"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"}; | |
9133 | static char *monname[] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", | |
9134 | "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"}; | |
9135 | ||
9136 | if (MAXARG < 1) | |
9137 | (void)time(&when); | |
9138 | else | |
463ee0b2 | 9139 | when = (time_t)SvIVx(POPs); |
79072805 LW |
9140 | |
9141 | if (op->op_type == OP_LOCALTIME) | |
9142 | tmbuf = localtime(&when); | |
9143 | else | |
9144 | tmbuf = gmtime(&when); | |
9145 | ||
9146 | EXTEND(SP, 9); | |
9147 | if (GIMME != G_ARRAY) { | |
9148 | dTARGET; | |
9149 | char mybuf[30]; | |
9150 | if (!tmbuf) | |
9151 | RETPUSHUNDEF; | |
9152 | sprintf(mybuf, "%s %s %2d %02d:%02d:%02d %d", | |
9153 | dayname[tmbuf->tm_wday], | |
9154 | monname[tmbuf->tm_mon], | |
9155 | tmbuf->tm_mday, | |
9156 | tmbuf->tm_hour, | |
9157 | tmbuf->tm_min, | |
9158 | tmbuf->tm_sec, | |
9159 | tmbuf->tm_year + 1900); | |
9160 | PUSHp(mybuf, strlen(mybuf)); | |
9161 | } | |
9162 | else if (tmbuf) { | |
8990e307 LW |
9163 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_sec))); |
9164 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_min))); | |
9165 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_hour))); | |
9166 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mday))); | |
9167 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_mon))); | |
9168 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_year))); | |
9169 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_wday))); | |
9170 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_yday))); | |
9171 | PUSHs(sv_2mortal(newSViv((I32)tmbuf->tm_isdst))); | |
79072805 LW |
9172 | } |
9173 | RETURN; | |
9174 | } | |
9175 | ||
9176 | PP(pp_alarm) | |
9177 | { | |
9178 | dSP; dTARGET; | |
9179 | int anum; | |
79072805 LW |
9180 | #ifdef HAS_ALARM |
9181 | if (MAXARG < 1) | |
463ee0b2 | 9182 | anum = SvIVx(GvSV(defgv)); |
79072805 | 9183 | else |
463ee0b2 LW |
9184 | anum = POPi; |
9185 | anum = alarm((unsigned int)anum); | |
79072805 LW |
9186 | EXTEND(SP, 1); |
9187 | if (anum < 0) | |
9188 | RETPUSHUNDEF; | |
9189 | PUSHi((I32)anum); | |
9190 | RETURN; | |
9191 | #else | |
9192 | DIE(no_func, "Unsupported function alarm"); | |
9193 | break; | |
9194 | #endif | |
9195 | } | |
9196 | ||
9197 | PP(pp_sleep) | |
9198 | { | |
9199 | dSP; dTARGET; | |
9200 | char *tmps; | |
9201 | I32 duration; | |
9202 | time_t lasttime; | |
9203 | time_t when; | |
9204 | ||
9205 | (void)time(&lasttime); | |
9206 | if (MAXARG < 1) | |
9207 | pause(); | |
9208 | else { | |
9209 | duration = POPi; | |
9210 | sleep((unsigned int)duration); | |
9211 | } | |
9212 | (void)time(&when); | |
9213 | XPUSHi(when - lasttime); | |
9214 | RETURN; | |
9215 | } | |
9216 | ||
9217 | /* Shared memory. */ | |
9218 | ||
9219 | PP(pp_shmget) | |
9220 | { | |
9221 | return pp_semget(ARGS); | |
9222 | } | |
9223 | ||
9224 | PP(pp_shmctl) | |
9225 | { | |
9226 | return pp_semctl(ARGS); | |
9227 | } | |
9228 | ||
9229 | PP(pp_shmread) | |
9230 | { | |
9231 | return pp_shmwrite(ARGS); | |
9232 | } | |
9233 | ||
9234 | PP(pp_shmwrite) | |
9235 | { | |
9236 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9237 | dSP; dMARK; dTARGET; | |
9238 | I32 value = (I32)(do_shmio(op->op_type, MARK, SP) >= 0); | |
9239 | SP = MARK; | |
9240 | PUSHi(value); | |
9241 | RETURN; | |
9242 | #else | |
9243 | pp_semget(ARGS); | |
9244 | #endif | |
9245 | } | |
9246 | ||
9247 | /* Message passing. */ | |
9248 | ||
9249 | PP(pp_msgget) | |
9250 | { | |
9251 | return pp_semget(ARGS); | |
9252 | } | |
9253 | ||
9254 | PP(pp_msgctl) | |
9255 | { | |
9256 | return pp_semctl(ARGS); | |
9257 | } | |
9258 | ||
9259 | PP(pp_msgsnd) | |
9260 | { | |
9261 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9262 | dSP; dMARK; dTARGET; | |
9263 | I32 value = (I32)(do_msgsnd(MARK, SP) >= 0); | |
9264 | SP = MARK; | |
9265 | PUSHi(value); | |
9266 | RETURN; | |
9267 | #else | |
9268 | pp_semget(ARGS); | |
9269 | #endif | |
9270 | } | |
9271 | ||
9272 | PP(pp_msgrcv) | |
9273 | { | |
9274 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9275 | dSP; dMARK; dTARGET; | |
9276 | I32 value = (I32)(do_msgrcv(MARK, SP) >= 0); | |
9277 | SP = MARK; | |
9278 | PUSHi(value); | |
9279 | RETURN; | |
9280 | #else | |
9281 | pp_semget(ARGS); | |
9282 | #endif | |
9283 | } | |
9284 | ||
9285 | /* Semaphores. */ | |
9286 | ||
9287 | PP(pp_semget) | |
9288 | { | |
9289 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9290 | dSP; dMARK; dTARGET; | |
9291 | int anum = do_ipcget(op->op_type, MARK, SP); | |
9292 | SP = MARK; | |
9293 | if (anum == -1) | |
9294 | RETPUSHUNDEF; | |
9295 | PUSHi(anum); | |
9296 | RETURN; | |
9297 | #else | |
9298 | DIE("System V IPC is not implemented on this machine"); | |
9299 | #endif | |
9300 | } | |
9301 | ||
9302 | PP(pp_semctl) | |
9303 | { | |
9304 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9305 | dSP; dMARK; dTARGET; | |
9306 | int anum = do_ipcctl(op->op_type, MARK, SP); | |
9307 | SP = MARK; | |
9308 | if (anum == -1) | |
9309 | RETSETUNDEF; | |
9310 | if (anum != 0) { | |
9311 | PUSHi(anum); | |
9312 | } | |
9313 | else { | |
9314 | PUSHp("0 but true",10); | |
9315 | } | |
9316 | RETURN; | |
9317 | #else | |
9318 | pp_semget(ARGS); | |
9319 | #endif | |
9320 | } | |
9321 | ||
9322 | PP(pp_semop) | |
9323 | { | |
9324 | #if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM) | |
9325 | dSP; dMARK; dTARGET; | |
9326 | I32 value = (I32)(do_semop(MARK, SP) >= 0); | |
9327 | SP = MARK; | |
9328 | PUSHi(value); | |
9329 | RETURN; | |
9330 | #else | |
9331 | pp_semget(ARGS); | |
9332 | #endif | |
9333 | } | |
9334 | ||
9335 | /* Eval. */ | |
9336 | ||
9337 | static void | |
9338 | save_lines(array, sv) | |
9339 | AV *array; | |
9340 | SV *sv; | |
9341 | { | |
463ee0b2 LW |
9342 | register char *s = SvPVX(sv); |
9343 | register char *send = SvPVX(sv) + SvCUR(sv); | |
79072805 LW |
9344 | register char *t; |
9345 | register I32 line = 1; | |
9346 | ||
9347 | while (s && s < send) { | |
9348 | SV *tmpstr = NEWSV(85,0); | |
9349 | ||
93a17b20 LW |
9350 | sv_upgrade(tmpstr, SVt_PVMG); |
9351 | t = strchr(s, '\n'); | |
79072805 LW |
9352 | if (t) |
9353 | t++; | |
9354 | else | |
9355 | t = send; | |
9356 | ||
9357 | sv_setpvn(tmpstr, s, t - s); | |
9358 | av_store(array, line++, tmpstr); | |
9359 | s = t; | |
9360 | } | |
9361 | } | |
9362 | ||
9363 | OP * | |
9364 | doeval() | |
9365 | { | |
9366 | dSP; | |
9367 | OP *saveop = op; | |
9368 | HV *newstash; | |
9369 | ||
9370 | in_eval = 1; | |
79072805 LW |
9371 | |
9372 | /* set up a scratch pad */ | |
9373 | ||
9374 | SAVEINT(padix); | |
9375 | SAVESPTR(curpad); | |
9376 | SAVESPTR(comppad); | |
8990e307 LW |
9377 | SAVESPTR(comppad_name); |
9378 | SAVEINT(comppad_name_fill); | |
9379 | SAVEINT(min_intro_pending); | |
9380 | SAVEINT(max_intro_pending); | |
79072805 | 9381 | comppad = newAV(); |
8990e307 LW |
9382 | comppad_name = newAV(); |
9383 | comppad_name_fill = 0; | |
9384 | min_intro_pending = 0; | |
79072805 LW |
9385 | av_push(comppad, Nullsv); |
9386 | curpad = AvARRAY(comppad); | |
9387 | padix = 0; | |
9388 | ||
9389 | /* make sure we compile in the right package */ | |
9390 | ||
9391 | newstash = curcop->cop_stash; | |
9392 | if (curstash != newstash) { | |
9393 | SAVESPTR(curstash); | |
9394 | curstash = newstash; | |
9395 | } | |
93a17b20 LW |
9396 | SAVESPTR(beginav); |
9397 | beginav = 0; | |
79072805 LW |
9398 | |
9399 | /* try to compile it */ | |
9400 | ||
9401 | eval_root = Nullop; | |
9402 | error_count = 0; | |
9403 | curcop = &compiling; | |
93a17b20 LW |
9404 | rs = "\n"; |
9405 | rslen = 1; | |
9406 | rschar = '\n'; | |
9407 | rspara = 0; | |
79072805 LW |
9408 | if (yyparse() || error_count || !eval_root) { |
9409 | SV **newsp; | |
9410 | I32 gimme; | |
9411 | CONTEXT *cx; | |
9412 | I32 optype; | |
9413 | ||
9414 | op = saveop; | |
79072805 LW |
9415 | if (eval_root) { |
9416 | op_free(eval_root); | |
9417 | eval_root = Nullop; | |
9418 | } | |
8990e307 LW |
9419 | POPBLOCK(cx); |
9420 | POPEVAL(cx); | |
9421 | pop_return(); | |
9422 | lex_end(); | |
9423 | LEAVE; | |
79072805 | 9424 | if (optype == OP_REQUIRE) |
463ee0b2 | 9425 | DIE("%s", SvPVx(GvSV(gv_fetchpv("@",TRUE)), na)); |
93a17b20 LW |
9426 | rs = nrs; |
9427 | rslen = nrslen; | |
9428 | rschar = nrschar; | |
9429 | rspara = (nrslen == 2); | |
79072805 LW |
9430 | RETPUSHUNDEF; |
9431 | } | |
93a17b20 LW |
9432 | rs = nrs; |
9433 | rslen = nrslen; | |
9434 | rschar = nrschar; | |
9435 | rspara = (nrslen == 2); | |
79072805 | 9436 | compiling.cop_line = 0; |
8990e307 LW |
9437 | SAVEFREESV(comppad_name); |
9438 | SAVEFREESV(comppad); | |
9439 | SAVEFREEOP(eval_root); | |
79072805 | 9440 | |
463ee0b2 | 9441 | DEBUG_x(dump_eval()); |
79072805 LW |
9442 | |
9443 | /* compiled okay, so do it */ | |
9444 | ||
9445 | sv_setpv(GvSV(gv_fetchpv("@",TRUE)),""); | |
9446 | RETURNOP(eval_start); | |
9447 | } | |
9448 | ||
9449 | PP(pp_require) | |
9450 | { | |
9451 | dSP; | |
9452 | register CONTEXT *cx; | |
ed6116ce LW |
9453 | SV *sv; |
9454 | char *name; | |
79072805 LW |
9455 | char *tmpname; |
9456 | SV** svp; | |
9457 | I32 gimme = G_SCALAR; | |
8990e307 | 9458 | FILE *tryrsfp = 0; |
79072805 | 9459 | |
ed6116ce LW |
9460 | if (MAXARG < 1) { |
9461 | sv = GvSV(defgv); | |
9462 | EXTEND(SP, 1); | |
9463 | } | |
9464 | else | |
9465 | sv = POPs; | |
8990e307 LW |
9466 | if (SvNIOK(sv) && !SvPOKp(sv)) { |
9467 | if (SvNV(sv) > atof(patchlevel) + 0.000999) | |
9468 | DIE("Perl %3.3f required--this is only version %s, stopped", | |
9469 | SvNV(sv),patchlevel); | |
9470 | RETPUSHYES; | |
9471 | } | |
ed6116ce | 9472 | name = SvPV(sv, na); |
79072805 LW |
9473 | if (op->op_type == OP_REQUIRE && |
9474 | (svp = hv_fetch(GvHVn(incgv), name, SvCUR(sv), 0)) && | |
9475 | *svp != &sv_undef) | |
9476 | RETPUSHYES; | |
9477 | ||
9478 | /* prepare to compile file */ | |
9479 | ||
79072805 LW |
9480 | tmpname = savestr(name); |
9481 | if (*tmpname == '/' || | |
9482 | (*tmpname == '.' && | |
9483 | (tmpname[1] == '/' || | |
9484 | (tmpname[1] == '.' && tmpname[2] == '/')))) | |
9485 | { | |
8990e307 | 9486 | tryrsfp = fopen(tmpname,"r"); |
79072805 LW |
9487 | } |
9488 | else { | |
9489 | AV *ar = GvAVn(incgv); | |
9490 | I32 i; | |
9491 | ||
9492 | for (i = 0; i <= AvFILL(ar); i++) { | |
463ee0b2 LW |
9493 | (void)sprintf(buf, "%s/%s", |
9494 | SvPVx(*av_fetch(ar, i, TRUE), na), name); | |
8990e307 LW |
9495 | tryrsfp = fopen(buf, "r"); |
9496 | if (tryrsfp) { | |
79072805 LW |
9497 | char *s = buf; |
9498 | ||
9499 | if (*s == '.' && s[1] == '/') | |
9500 | s += 2; | |
9501 | Safefree(tmpname); | |
9502 | tmpname = savestr(s); | |
9503 | break; | |
9504 | } | |
9505 | } | |
9506 | } | |
9507 | compiling.cop_filegv = gv_fetchfile(tmpname); | |
9508 | Safefree(tmpname); | |
9509 | tmpname = Nullch; | |
8990e307 | 9510 | if (!tryrsfp) { |
79072805 LW |
9511 | if (op->op_type == OP_REQUIRE) { |
9512 | sprintf(tokenbuf,"Can't locate %s in @INC", name); | |
9513 | if (instr(tokenbuf,".h ")) | |
9514 | strcat(tokenbuf," (change .h to .ph maybe?)"); | |
9515 | if (instr(tokenbuf,".ph ")) | |
9516 | strcat(tokenbuf," (did you run h2ph?)"); | |
9517 | DIE("%s",tokenbuf); | |
9518 | } | |
9519 | ||
9520 | RETPUSHUNDEF; | |
9521 | } | |
9522 | ||
9523 | ENTER; | |
9524 | SAVETMPS; | |
8990e307 LW |
9525 | lex_start(sv_2mortal(newSVpv("",0))); |
9526 | rsfp = tryrsfp; | |
9527 | name = savestr(name); | |
9528 | SAVEFREEPV(name); | |
79072805 LW |
9529 | |
9530 | /* switch to eval mode */ | |
9531 | ||
9532 | push_return(op->op_next); | |
8990e307 LW |
9533 | PUSHBLOCK(cx, CXt_EVAL, SP); |
9534 | PUSHEVAL(cx, name, compiling.cop_filegv); | |
79072805 | 9535 | |
79072805 LW |
9536 | compiling.cop_line = 0; |
9537 | ||
9538 | PUTBACK; | |
9539 | return doeval(); | |
9540 | } | |
9541 | ||
9542 | PP(pp_dofile) | |
9543 | { | |
9544 | return pp_require(ARGS); | |
9545 | } | |
9546 | ||
9547 | PP(pp_entereval) | |
9548 | { | |
9549 | dSP; | |
9550 | register CONTEXT *cx; | |
9551 | dPOPss; | |
9552 | I32 gimme = GIMME; | |
8990e307 | 9553 | char tmpbuf[32]; |
79072805 LW |
9554 | |
9555 | ENTER; | |
9556 | SAVETMPS; | |
8990e307 | 9557 | lex_start(sv); |
79072805 LW |
9558 | |
9559 | /* switch to eval mode */ | |
9560 | ||
8990e307 LW |
9561 | sprintf(tmpbuf, "_<(eval %d)", ++evalseq); |
9562 | compiling.cop_filegv = gv_fetchfile(tmpbuf+2); | |
9563 | compiling.cop_line = 1; | |
9564 | SAVEDELETE(defstash, savestr(tmpbuf), strlen(tmpbuf)); | |
9565 | ||
79072805 | 9566 | push_return(op->op_next); |
8990e307 LW |
9567 | PUSHBLOCK(cx, CXt_EVAL, SP); |
9568 | PUSHEVAL(cx, 0, compiling.cop_filegv); | |
79072805 LW |
9569 | |
9570 | /* prepare to compile string */ | |
9571 | ||
8990e307 LW |
9572 | if (perldb && curstash != debstash) |
9573 | save_lines(GvAV(compiling.cop_filegv), linestr); | |
79072805 LW |
9574 | PUTBACK; |
9575 | return doeval(); | |
9576 | } | |
9577 | ||
9578 | PP(pp_leaveeval) | |
9579 | { | |
9580 | dSP; | |
9581 | register SV **mark; | |
9582 | SV **newsp; | |
9583 | I32 gimme; | |
9584 | register CONTEXT *cx; | |
9585 | OP *retop; | |
9586 | I32 optype; | |
9587 | OP *eroot = eval_root; | |
9588 | ||
9589 | POPBLOCK(cx); | |
9590 | POPEVAL(cx); | |
9591 | retop = pop_return(); | |
9592 | ||
9593 | if (gimme == G_SCALAR) { | |
9594 | MARK = newsp + 1; | |
8990e307 LW |
9595 | if (MARK <= SP) { |
9596 | if (SvFLAGS(TOPs) & SVs_TEMP) | |
9597 | *MARK = TOPs; | |
9598 | else | |
9599 | *MARK = sv_mortalcopy(TOPs); | |
9600 | } | |
79072805 LW |
9601 | else { |
9602 | MEXTEND(mark,0); | |
9603 | *MARK = &sv_undef; | |
9604 | } | |
9605 | SP = MARK; | |
9606 | } | |
9607 | else { | |
9608 | for (mark = newsp + 1; mark <= SP; mark++) | |
8990e307 LW |
9609 | if (!(SvFLAGS(TOPs) & SVs_TEMP)) |
9610 | *mark = sv_mortalcopy(*mark); | |
79072805 LW |
9611 | /* in case LEAVE wipes old return values */ |
9612 | } | |
9613 | ||
9614 | if (optype != OP_ENTEREVAL) { | |
9615 | char *name = cx->blk_eval.old_name; | |
9616 | ||
9617 | if (gimme == G_SCALAR ? SvTRUE(*sp) : sp > newsp) { | |
9618 | (void)hv_store(GvHVn(incgv), name, | |
9619 | strlen(name), newSVsv(GvSV(curcop->cop_filegv)), 0 ); | |
9620 | } | |
9621 | else if (optype == OP_REQUIRE) | |
9622 | retop = die("%s did not return a true value", name); | |
79072805 | 9623 | } |
79072805 | 9624 | |
8990e307 | 9625 | lex_end(); |
79072805 LW |
9626 | LEAVE; |
9627 | sv_setpv(GvSV(gv_fetchpv("@",TRUE)),""); | |
9628 | ||
9629 | RETURNOP(retop); | |
9630 | } | |
9631 | ||
9632 | PP(pp_evalonce) | |
9633 | { | |
9634 | dSP; | |
9635 | #ifdef NOTDEF | |
9636 | SP = do_eval(st[1], OP_EVAL, curcop->cop_stash, TRUE, | |
9637 | GIMME, arglast); | |
9638 | if (eval_root) { | |
8990e307 | 9639 | SvREFCNT_dec(cSVOP->op_sv); |
79072805 LW |
9640 | op[1].arg_ptr.arg_cmd = eval_root; |
9641 | op[1].op_type = (A_CMD|A_DONT); | |
9642 | op[0].op_type = OP_TRY; | |
9643 | } | |
9644 | RETURN; | |
9645 | ||
9646 | #endif | |
9647 | RETURN; | |
9648 | } | |
9649 | ||
9650 | PP(pp_entertry) | |
9651 | { | |
9652 | dSP; | |
9653 | register CONTEXT *cx; | |
9654 | I32 gimme = GIMME; | |
9655 | ||
9656 | ENTER; | |
9657 | SAVETMPS; | |
9658 | ||
9659 | push_return(cLOGOP->op_other->op_next); | |
8990e307 LW |
9660 | PUSHBLOCK(cx, CXt_EVAL, SP); |
9661 | PUSHEVAL(cx, 0, 0); | |
9662 | eval_root = op; /* Only needed so that goto works right. */ | |
79072805 LW |
9663 | |
9664 | in_eval = 1; | |
9665 | sv_setpv(GvSV(gv_fetchpv("@",TRUE)),""); | |
9666 | RETURN; | |
9667 | } | |
9668 | ||
9669 | PP(pp_leavetry) | |
9670 | { | |
9671 | dSP; | |
9672 | register SV **mark; | |
9673 | SV **newsp; | |
9674 | I32 gimme; | |
9675 | register CONTEXT *cx; | |
9676 | I32 optype; | |
9677 | ||
9678 | POPBLOCK(cx); | |
9679 | POPEVAL(cx); | |
9680 | pop_return(); | |
9681 | ||
9682 | if (gimme == G_SCALAR) { | |
9683 | MARK = newsp + 1; | |
8990e307 LW |
9684 | if (MARK <= SP) { |
9685 | if (SvFLAGS(TOPs) & (SVs_PADTMP|SVs_TEMP)) | |
9686 | *MARK = TOPs; | |
9687 | else | |
9688 | *MARK = sv_mortalcopy(TOPs); | |
9689 | } | |
79072805 LW |
9690 | else { |
9691 | MEXTEND(mark,0); | |
9692 | *MARK = &sv_undef; | |
9693 | } | |
9694 | SP = MARK; | |
9695 | } | |
9696 | else { | |
9697 | for (mark = newsp + 1; mark <= SP; mark++) | |
8990e307 LW |
9698 | if (!(SvFLAGS(TOPs) & (SVs_PADTMP|SVs_TEMP))) |
9699 | *mark = sv_mortalcopy(*mark); | |
79072805 LW |
9700 | /* in case LEAVE wipes old return values */ |
9701 | } | |
9702 | ||
9703 | LEAVE; | |
9704 | sv_setpv(GvSV(gv_fetchpv("@",TRUE)),""); | |
9705 | RETURN; | |
9706 | } | |
9707 | ||
9708 | /* Get system info. */ | |
9709 | ||
9710 | PP(pp_ghbyname) | |
9711 | { | |
9712 | #ifdef HAS_SOCKET | |
9713 | return pp_ghostent(ARGS); | |
9714 | #else | |
9715 | DIE(no_sock_func, "gethostbyname"); | |
9716 | #endif | |
9717 | } | |
9718 | ||
9719 | PP(pp_ghbyaddr) | |
9720 | { | |
9721 | #ifdef HAS_SOCKET | |
9722 | return pp_ghostent(ARGS); | |
9723 | #else | |
9724 | DIE(no_sock_func, "gethostbyaddr"); | |
9725 | #endif | |
9726 | } | |
9727 | ||
9728 | PP(pp_ghostent) | |
9729 | { | |
9730 | dSP; | |
9731 | #ifdef HAS_SOCKET | |
9732 | I32 which = op->op_type; | |
9733 | register char **elem; | |
9734 | register SV *sv; | |
9735 | struct hostent *gethostbyname(); | |
9736 | struct hostent *gethostbyaddr(); | |
9737 | #ifdef HAS_GETHOSTENT | |
9738 | struct hostent *gethostent(); | |
9739 | #endif | |
9740 | struct hostent *hent; | |
9741 | unsigned long len; | |
9742 | ||
9743 | EXTEND(SP, 10); | |
9744 | if (which == OP_GHBYNAME) { | |
9745 | hent = gethostbyname(POPp); | |
9746 | } | |
9747 | else if (which == OP_GHBYADDR) { | |
9748 | int addrtype = POPi; | |
9749 | SV *addrstr = POPs; | |
463ee0b2 | 9750 | char *addr = SvPV(addrstr, na); |
79072805 LW |
9751 | |
9752 | hent = gethostbyaddr(addr, SvCUR(addrstr), addrtype); | |
9753 | } | |
9754 | else | |
9755 | #ifdef HAS_GETHOSTENT | |
9756 | hent = gethostent(); | |
9757 | #else | |
9758 | DIE("gethostent not implemented"); | |
9759 | #endif | |
9760 | ||
9761 | #ifdef HOST_NOT_FOUND | |
9762 | if (!hent) | |
9763 | statusvalue = (U16)h_errno & 0xffff; | |
9764 | #endif | |
9765 | ||
9766 | if (GIMME != G_ARRAY) { | |
8990e307 | 9767 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
9768 | if (hent) { |
9769 | if (which == OP_GHBYNAME) { | |
9770 | sv_setpvn(sv, hent->h_addr, hent->h_length); | |
9771 | } | |
9772 | else | |
9773 | sv_setpv(sv, hent->h_name); | |
9774 | } | |
9775 | RETURN; | |
9776 | } | |
9777 | ||
9778 | if (hent) { | |
9779 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9780 | sv_setpv(sv, hent->h_name); | |
9781 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9782 | for (elem = hent->h_aliases; *elem; elem++) { | |
9783 | sv_catpv(sv, *elem); | |
9784 | if (elem[1]) | |
9785 | sv_catpvn(sv, " ", 1); | |
9786 | } | |
9787 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9788 | sv_setiv(sv, (I32)hent->h_addrtype); | |
9789 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9790 | len = hent->h_length; | |
9791 | sv_setiv(sv, (I32)len); | |
9792 | #ifdef h_addr | |
9793 | for (elem = hent->h_addr_list; *elem; elem++) { | |
9794 | XPUSHs(sv = sv_mortalcopy(&sv_no)); | |
9795 | sv_setpvn(sv, *elem, len); | |
9796 | } | |
9797 | #else | |
9798 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9799 | sv_setpvn(sv, hent->h_addr, len); | |
9800 | #endif /* h_addr */ | |
9801 | } | |
9802 | RETURN; | |
9803 | #else | |
9804 | DIE(no_sock_func, "gethostent"); | |
9805 | #endif | |
9806 | } | |
9807 | ||
9808 | PP(pp_gnbyname) | |
9809 | { | |
9810 | #ifdef HAS_SOCKET | |
9811 | return pp_gnetent(ARGS); | |
9812 | #else | |
9813 | DIE(no_sock_func, "getnetbyname"); | |
9814 | #endif | |
9815 | } | |
9816 | ||
9817 | PP(pp_gnbyaddr) | |
9818 | { | |
9819 | #ifdef HAS_SOCKET | |
9820 | return pp_gnetent(ARGS); | |
9821 | #else | |
9822 | DIE(no_sock_func, "getnetbyaddr"); | |
9823 | #endif | |
9824 | } | |
9825 | ||
9826 | PP(pp_gnetent) | |
9827 | { | |
9828 | dSP; | |
9829 | #ifdef HAS_SOCKET | |
9830 | I32 which = op->op_type; | |
9831 | register char **elem; | |
9832 | register SV *sv; | |
9833 | struct netent *getnetbyname(); | |
9834 | struct netent *getnetbyaddr(); | |
9835 | struct netent *getnetent(); | |
9836 | struct netent *nent; | |
9837 | ||
9838 | if (which == OP_GNBYNAME) | |
9839 | nent = getnetbyname(POPp); | |
9840 | else if (which == OP_GNBYADDR) { | |
9841 | int addrtype = POPi; | |
9842 | unsigned long addr = U_L(POPn); | |
9843 | nent = getnetbyaddr((long)addr, addrtype); | |
9844 | } | |
9845 | else | |
9846 | nent = getnetent(); | |
9847 | ||
9848 | EXTEND(SP, 4); | |
9849 | if (GIMME != G_ARRAY) { | |
8990e307 | 9850 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
9851 | if (nent) { |
9852 | if (which == OP_GNBYNAME) | |
9853 | sv_setiv(sv, (I32)nent->n_net); | |
9854 | else | |
9855 | sv_setpv(sv, nent->n_name); | |
9856 | } | |
9857 | RETURN; | |
9858 | } | |
9859 | ||
9860 | if (nent) { | |
9861 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9862 | sv_setpv(sv, nent->n_name); | |
9863 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9864 | for (elem = nent->n_aliases; *elem; elem++) { | |
9865 | sv_catpv(sv, *elem); | |
9866 | if (elem[1]) | |
9867 | sv_catpvn(sv, " ", 1); | |
9868 | } | |
9869 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9870 | sv_setiv(sv, (I32)nent->n_addrtype); | |
9871 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9872 | sv_setiv(sv, (I32)nent->n_net); | |
9873 | } | |
9874 | ||
9875 | RETURN; | |
9876 | #else | |
9877 | DIE(no_sock_func, "getnetent"); | |
9878 | #endif | |
9879 | } | |
9880 | ||
9881 | PP(pp_gpbyname) | |
9882 | { | |
9883 | #ifdef HAS_SOCKET | |
9884 | return pp_gprotoent(ARGS); | |
9885 | #else | |
9886 | DIE(no_sock_func, "getprotobyname"); | |
9887 | #endif | |
9888 | } | |
9889 | ||
9890 | PP(pp_gpbynumber) | |
9891 | { | |
9892 | #ifdef HAS_SOCKET | |
9893 | return pp_gprotoent(ARGS); | |
9894 | #else | |
9895 | DIE(no_sock_func, "getprotobynumber"); | |
9896 | #endif | |
9897 | } | |
9898 | ||
9899 | PP(pp_gprotoent) | |
9900 | { | |
9901 | dSP; | |
9902 | #ifdef HAS_SOCKET | |
9903 | I32 which = op->op_type; | |
9904 | register char **elem; | |
9905 | register SV *sv; | |
9906 | struct protoent *getprotobyname(); | |
9907 | struct protoent *getprotobynumber(); | |
9908 | struct protoent *getprotoent(); | |
9909 | struct protoent *pent; | |
9910 | ||
9911 | if (which == OP_GPBYNAME) | |
9912 | pent = getprotobyname(POPp); | |
9913 | else if (which == OP_GPBYNUMBER) | |
9914 | pent = getprotobynumber(POPi); | |
9915 | else | |
9916 | pent = getprotoent(); | |
9917 | ||
9918 | EXTEND(SP, 3); | |
9919 | if (GIMME != G_ARRAY) { | |
8990e307 | 9920 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
9921 | if (pent) { |
9922 | if (which == OP_GPBYNAME) | |
9923 | sv_setiv(sv, (I32)pent->p_proto); | |
9924 | else | |
9925 | sv_setpv(sv, pent->p_name); | |
9926 | } | |
9927 | RETURN; | |
9928 | } | |
9929 | ||
9930 | if (pent) { | |
9931 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9932 | sv_setpv(sv, pent->p_name); | |
9933 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9934 | for (elem = pent->p_aliases; *elem; elem++) { | |
9935 | sv_catpv(sv, *elem); | |
9936 | if (elem[1]) | |
9937 | sv_catpvn(sv, " ", 1); | |
9938 | } | |
9939 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
9940 | sv_setiv(sv, (I32)pent->p_proto); | |
9941 | } | |
9942 | ||
9943 | RETURN; | |
9944 | #else | |
9945 | DIE(no_sock_func, "getprotoent"); | |
9946 | #endif | |
9947 | } | |
9948 | ||
9949 | PP(pp_gsbyname) | |
9950 | { | |
9951 | #ifdef HAS_SOCKET | |
9952 | return pp_gservent(ARGS); | |
9953 | #else | |
9954 | DIE(no_sock_func, "getservbyname"); | |
9955 | #endif | |
9956 | } | |
9957 | ||
9958 | PP(pp_gsbyport) | |
9959 | { | |
9960 | #ifdef HAS_SOCKET | |
9961 | return pp_gservent(ARGS); | |
9962 | #else | |
9963 | DIE(no_sock_func, "getservbyport"); | |
9964 | #endif | |
9965 | } | |
9966 | ||
9967 | PP(pp_gservent) | |
9968 | { | |
9969 | dSP; | |
9970 | #ifdef HAS_SOCKET | |
9971 | I32 which = op->op_type; | |
9972 | register char **elem; | |
9973 | register SV *sv; | |
9974 | struct servent *getservbyname(); | |
9975 | struct servent *getservbynumber(); | |
9976 | struct servent *getservent(); | |
9977 | struct servent *sent; | |
9978 | ||
9979 | if (which == OP_GSBYNAME) { | |
9980 | char *proto = POPp; | |
9981 | char *name = POPp; | |
9982 | ||
9983 | if (proto && !*proto) | |
9984 | proto = Nullch; | |
9985 | ||
9986 | sent = getservbyname(name, proto); | |
9987 | } | |
9988 | else if (which == OP_GSBYPORT) { | |
9989 | char *proto = POPp; | |
9990 | int port = POPi; | |
9991 | ||
9992 | sent = getservbyport(port, proto); | |
9993 | } | |
9994 | else | |
9995 | sent = getservent(); | |
9996 | ||
9997 | EXTEND(SP, 4); | |
9998 | if (GIMME != G_ARRAY) { | |
8990e307 | 9999 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
10000 | if (sent) { |
10001 | if (which == OP_GSBYNAME) { | |
10002 | #ifdef HAS_NTOHS | |
10003 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
10004 | #else | |
10005 | sv_setiv(sv, (I32)(sent->s_port)); | |
10006 | #endif | |
10007 | } | |
10008 | else | |
10009 | sv_setpv(sv, sent->s_name); | |
10010 | } | |
10011 | RETURN; | |
10012 | } | |
10013 | ||
10014 | if (sent) { | |
10015 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10016 | sv_setpv(sv, sent->s_name); | |
10017 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10018 | for (elem = sent->s_aliases; *elem; elem++) { | |
10019 | sv_catpv(sv, *elem); | |
10020 | if (elem[1]) | |
10021 | sv_catpvn(sv, " ", 1); | |
10022 | } | |
10023 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10024 | #ifdef HAS_NTOHS | |
10025 | sv_setiv(sv, (I32)ntohs(sent->s_port)); | |
10026 | #else | |
10027 | sv_setiv(sv, (I32)(sent->s_port)); | |
10028 | #endif | |
10029 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10030 | sv_setpv(sv, sent->s_proto); | |
10031 | } | |
10032 | ||
10033 | RETURN; | |
10034 | #else | |
10035 | DIE(no_sock_func, "getservent"); | |
10036 | #endif | |
10037 | } | |
10038 | ||
10039 | PP(pp_shostent) | |
10040 | { | |
93a17b20 | 10041 | dSP; |
79072805 | 10042 | #ifdef HAS_SOCKET |
93a17b20 LW |
10043 | sethostent(TOPi); |
10044 | RETSETYES; | |
79072805 LW |
10045 | #else |
10046 | DIE(no_sock_func, "sethostent"); | |
10047 | #endif | |
10048 | } | |
10049 | ||
10050 | PP(pp_snetent) | |
10051 | { | |
93a17b20 | 10052 | dSP; |
79072805 | 10053 | #ifdef HAS_SOCKET |
93a17b20 LW |
10054 | setnetent(TOPi); |
10055 | RETSETYES; | |
79072805 LW |
10056 | #else |
10057 | DIE(no_sock_func, "setnetent"); | |
10058 | #endif | |
10059 | } | |
10060 | ||
10061 | PP(pp_sprotoent) | |
10062 | { | |
93a17b20 | 10063 | dSP; |
79072805 | 10064 | #ifdef HAS_SOCKET |
93a17b20 LW |
10065 | setprotoent(TOPi); |
10066 | RETSETYES; | |
79072805 LW |
10067 | #else |
10068 | DIE(no_sock_func, "setprotoent"); | |
10069 | #endif | |
10070 | } | |
10071 | ||
10072 | PP(pp_sservent) | |
10073 | { | |
93a17b20 | 10074 | dSP; |
79072805 | 10075 | #ifdef HAS_SOCKET |
93a17b20 LW |
10076 | setservent(TOPi); |
10077 | RETSETYES; | |
79072805 LW |
10078 | #else |
10079 | DIE(no_sock_func, "setservent"); | |
10080 | #endif | |
10081 | } | |
10082 | ||
10083 | PP(pp_ehostent) | |
10084 | { | |
93a17b20 | 10085 | dSP; |
79072805 | 10086 | #ifdef HAS_SOCKET |
93a17b20 LW |
10087 | endhostent(); |
10088 | EXTEND(sp,1); | |
10089 | RETPUSHYES; | |
79072805 LW |
10090 | #else |
10091 | DIE(no_sock_func, "endhostent"); | |
10092 | #endif | |
10093 | } | |
10094 | ||
10095 | PP(pp_enetent) | |
10096 | { | |
93a17b20 | 10097 | dSP; |
79072805 | 10098 | #ifdef HAS_SOCKET |
93a17b20 LW |
10099 | endnetent(); |
10100 | EXTEND(sp,1); | |
10101 | RETPUSHYES; | |
79072805 LW |
10102 | #else |
10103 | DIE(no_sock_func, "endnetent"); | |
10104 | #endif | |
10105 | } | |
10106 | ||
10107 | PP(pp_eprotoent) | |
10108 | { | |
93a17b20 | 10109 | dSP; |
79072805 | 10110 | #ifdef HAS_SOCKET |
93a17b20 LW |
10111 | endprotoent(); |
10112 | EXTEND(sp,1); | |
10113 | RETPUSHYES; | |
79072805 LW |
10114 | #else |
10115 | DIE(no_sock_func, "endprotoent"); | |
10116 | #endif | |
10117 | } | |
10118 | ||
10119 | PP(pp_eservent) | |
10120 | { | |
93a17b20 | 10121 | dSP; |
79072805 | 10122 | #ifdef HAS_SOCKET |
93a17b20 LW |
10123 | endservent(); |
10124 | EXTEND(sp,1); | |
10125 | RETPUSHYES; | |
79072805 LW |
10126 | #else |
10127 | DIE(no_sock_func, "endservent"); | |
10128 | #endif | |
10129 | } | |
10130 | ||
10131 | PP(pp_gpwnam) | |
10132 | { | |
10133 | #ifdef HAS_PASSWD | |
10134 | return pp_gpwent(ARGS); | |
10135 | #else | |
10136 | DIE(no_func, "getpwnam"); | |
10137 | #endif | |
10138 | } | |
10139 | ||
10140 | PP(pp_gpwuid) | |
10141 | { | |
10142 | #ifdef HAS_PASSWD | |
10143 | return pp_gpwent(ARGS); | |
10144 | #else | |
10145 | DIE(no_func, "getpwuid"); | |
10146 | #endif | |
10147 | } | |
10148 | ||
10149 | PP(pp_gpwent) | |
10150 | { | |
10151 | dSP; | |
10152 | #ifdef HAS_PASSWD | |
10153 | I32 which = op->op_type; | |
10154 | register AV *ary = stack; | |
10155 | register SV *sv; | |
10156 | struct passwd *getpwnam(); | |
10157 | struct passwd *getpwuid(); | |
10158 | struct passwd *getpwent(); | |
10159 | struct passwd *pwent; | |
10160 | ||
10161 | if (which == OP_GPWNAM) | |
10162 | pwent = getpwnam(POPp); | |
10163 | else if (which == OP_GPWUID) | |
10164 | pwent = getpwuid(POPi); | |
10165 | else | |
10166 | pwent = getpwent(); | |
10167 | ||
10168 | EXTEND(SP, 10); | |
10169 | if (GIMME != G_ARRAY) { | |
8990e307 | 10170 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
10171 | if (pwent) { |
10172 | if (which == OP_GPWNAM) | |
10173 | sv_setiv(sv, (I32)pwent->pw_uid); | |
10174 | else | |
10175 | sv_setpv(sv, pwent->pw_name); | |
10176 | } | |
10177 | RETURN; | |
10178 | } | |
10179 | ||
10180 | if (pwent) { | |
10181 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10182 | sv_setpv(sv, pwent->pw_name); | |
10183 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10184 | sv_setpv(sv, pwent->pw_passwd); | |
10185 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10186 | sv_setiv(sv, (I32)pwent->pw_uid); | |
10187 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10188 | sv_setiv(sv, (I32)pwent->pw_gid); | |
10189 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10190 | #ifdef PWCHANGE | |
10191 | sv_setiv(sv, (I32)pwent->pw_change); | |
10192 | #else | |
10193 | #ifdef PWQUOTA | |
10194 | sv_setiv(sv, (I32)pwent->pw_quota); | |
10195 | #else | |
10196 | #ifdef PWAGE | |
10197 | sv_setpv(sv, pwent->pw_age); | |
10198 | #endif | |
10199 | #endif | |
10200 | #endif | |
10201 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10202 | #ifdef PWCLASS | |
10203 | sv_setpv(sv, pwent->pw_class); | |
10204 | #else | |
10205 | #ifdef PWCOMMENT | |
10206 | sv_setpv(sv, pwent->pw_comment); | |
10207 | #endif | |
10208 | #endif | |
10209 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10210 | sv_setpv(sv, pwent->pw_gecos); | |
10211 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10212 | sv_setpv(sv, pwent->pw_dir); | |
10213 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10214 | sv_setpv(sv, pwent->pw_shell); | |
10215 | #ifdef PWEXPIRE | |
10216 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10217 | sv_setiv(sv, (I32)pwent->pw_expire); | |
10218 | #endif | |
10219 | } | |
10220 | RETURN; | |
10221 | #else | |
10222 | DIE(no_func, "getpwent"); | |
10223 | #endif | |
10224 | } | |
10225 | ||
10226 | PP(pp_spwent) | |
10227 | { | |
10228 | dSP; dTARGET; | |
10229 | #ifdef HAS_PASSWD | |
10230 | setpwent(); | |
10231 | RETPUSHYES; | |
10232 | #else | |
10233 | DIE(no_func, "setpwent"); | |
10234 | #endif | |
10235 | } | |
10236 | ||
10237 | PP(pp_epwent) | |
10238 | { | |
10239 | dSP; dTARGET; | |
10240 | #ifdef HAS_PASSWD | |
10241 | endpwent(); | |
10242 | RETPUSHYES; | |
10243 | #else | |
10244 | DIE(no_func, "endpwent"); | |
10245 | #endif | |
10246 | } | |
10247 | ||
10248 | PP(pp_ggrnam) | |
10249 | { | |
10250 | #ifdef HAS_GROUP | |
10251 | return pp_ggrent(ARGS); | |
10252 | #else | |
10253 | DIE(no_func, "getgrnam"); | |
10254 | #endif | |
10255 | } | |
10256 | ||
10257 | PP(pp_ggrgid) | |
10258 | { | |
10259 | #ifdef HAS_GROUP | |
10260 | return pp_ggrent(ARGS); | |
10261 | #else | |
10262 | DIE(no_func, "getgrgid"); | |
10263 | #endif | |
10264 | } | |
10265 | ||
10266 | PP(pp_ggrent) | |
10267 | { | |
10268 | dSP; | |
10269 | #ifdef HAS_GROUP | |
10270 | I32 which = op->op_type; | |
10271 | register char **elem; | |
10272 | register SV *sv; | |
10273 | struct group *getgrnam(); | |
10274 | struct group *getgrgid(); | |
10275 | struct group *getgrent(); | |
10276 | struct group *grent; | |
10277 | ||
10278 | if (which == OP_GGRNAM) | |
10279 | grent = getgrnam(POPp); | |
10280 | else if (which == OP_GGRGID) | |
10281 | grent = getgrgid(POPi); | |
10282 | else | |
10283 | grent = getgrent(); | |
10284 | ||
10285 | EXTEND(SP, 4); | |
10286 | if (GIMME != G_ARRAY) { | |
8990e307 | 10287 | PUSHs(sv = sv_newmortal()); |
79072805 LW |
10288 | if (grent) { |
10289 | if (which == OP_GGRNAM) | |
10290 | sv_setiv(sv, (I32)grent->gr_gid); | |
10291 | else | |
10292 | sv_setpv(sv, grent->gr_name); | |
10293 | } | |
10294 | RETURN; | |
10295 | } | |
10296 | ||
10297 | if (grent) { | |
10298 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10299 | sv_setpv(sv, grent->gr_name); | |
10300 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10301 | sv_setpv(sv, grent->gr_passwd); | |
10302 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10303 | sv_setiv(sv, (I32)grent->gr_gid); | |
10304 | PUSHs(sv = sv_mortalcopy(&sv_no)); | |
10305 | for (elem = grent->gr_mem; *elem; elem++) { | |
10306 | sv_catpv(sv, *elem); | |
10307 | if (elem[1]) | |
10308 | sv_catpvn(sv, " ", 1); | |
10309 | } | |
10310 | } | |
10311 | ||
10312 | RETURN; | |
10313 | #else | |
10314 | DIE(no_func, "getgrent"); | |
10315 | #endif | |
10316 | } | |
10317 | ||
10318 | PP(pp_sgrent) | |
10319 | { | |
10320 | dSP; dTARGET; | |
10321 | #ifdef HAS_GROUP | |
10322 | setgrent(); | |
10323 | RETPUSHYES; | |
10324 | #else | |
10325 | DIE(no_func, "setgrent"); | |
10326 | #endif | |
10327 | } | |
10328 | ||
10329 | PP(pp_egrent) | |
10330 | { | |
10331 | dSP; dTARGET; | |
10332 | #ifdef HAS_GROUP | |
10333 | endgrent(); | |
10334 | RETPUSHYES; | |
10335 | #else | |
10336 | DIE(no_func, "endgrent"); | |
10337 | #endif | |
10338 | } | |
10339 | ||
10340 | PP(pp_getlogin) | |
10341 | { | |
10342 | dSP; dTARGET; | |
10343 | #ifdef HAS_GETLOGIN | |
10344 | char *tmps; | |
10345 | EXTEND(SP, 1); | |
10346 | if (!(tmps = getlogin())) | |
10347 | RETPUSHUNDEF; | |
10348 | PUSHp(tmps, strlen(tmps)); | |
10349 | RETURN; | |
10350 | #else | |
10351 | DIE(no_func, "getlogin"); | |
10352 | #endif | |
10353 | } | |
10354 | ||
10355 | /* Miscellaneous. */ | |
10356 | ||
10357 | PP(pp_syscall) | |
10358 | { | |
10359 | #ifdef HAS_SYSCALL | |
10360 | dSP; dMARK; dORIGMARK; dTARGET; | |
10361 | register I32 items = SP - MARK; | |
10362 | unsigned long a[20]; | |
10363 | register I32 i = 0; | |
10364 | I32 retval = -1; | |
10365 | ||
463ee0b2 LW |
10366 | if (tainting) { |
10367 | while (++MARK <= SP) { | |
8990e307 | 10368 | if (SvRMAGICAL(*MARK) && mg_find(*MARK, 't')) |
463ee0b2 LW |
10369 | tainted = TRUE; |
10370 | } | |
10371 | MARK = ORIGMARK; | |
10372 | TAINT_PROPER("syscall"); | |
10373 | } | |
79072805 LW |
10374 | |
10375 | /* This probably won't work on machines where sizeof(long) != sizeof(int) | |
10376 | * or where sizeof(long) != sizeof(char*). But such machines will | |
10377 | * not likely have syscall implemented either, so who cares? | |
10378 | */ | |
10379 | while (++MARK <= SP) { | |
10380 | if (SvNIOK(*MARK) || !i) | |
463ee0b2 | 10381 | a[i++] = SvIV(*MARK); |
79072805 | 10382 | else |
463ee0b2 | 10383 | a[i++] = (unsigned long)SvPVX(*MARK); |
79072805 LW |
10384 | if (i > 15) |
10385 | break; | |
10386 | } | |
10387 | switch (items) { | |
10388 | default: | |
10389 | DIE("Too many args to syscall"); | |
10390 | case 0: | |
10391 | DIE("Too few args to syscall"); | |
10392 | case 1: | |
10393 | retval = syscall(a[0]); | |
10394 | break; | |
10395 | case 2: | |
10396 | retval = syscall(a[0],a[1]); | |
10397 | break; | |
10398 | case 3: | |
10399 | retval = syscall(a[0],a[1],a[2]); | |
10400 | break; | |
10401 | case 4: | |
10402 | retval = syscall(a[0],a[1],a[2],a[3]); | |
10403 | break; | |
10404 | case 5: | |
10405 | retval = syscall(a[0],a[1],a[2],a[3],a[4]); | |
10406 | break; | |
10407 | case 6: | |
10408 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5]); | |
10409 | break; | |
10410 | case 7: | |
10411 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6]); | |
10412 | break; | |
10413 | case 8: | |
10414 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7]); | |
10415 | break; | |
10416 | #ifdef atarist | |
10417 | case 9: | |
10418 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8]); | |
10419 | break; | |
10420 | case 10: | |
10421 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9]); | |
10422 | break; | |
10423 | case 11: | |
10424 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
10425 | a[10]); | |
10426 | break; | |
10427 | case 12: | |
10428 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
10429 | a[10],a[11]); | |
10430 | break; | |
10431 | case 13: | |
10432 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
10433 | a[10],a[11],a[12]); | |
10434 | break; | |
10435 | case 14: | |
10436 | retval = syscall(a[0],a[1],a[2],a[3],a[4],a[5],a[6],a[7],a[8],a[9], | |
10437 | a[10],a[11],a[12],a[13]); | |
10438 | break; | |
10439 | #endif /* atarist */ | |
10440 | } | |
10441 | SP = ORIGMARK; | |
10442 | PUSHi(retval); | |
10443 | RETURN; | |
10444 | #else | |
10445 | DIE(no_func, "syscall"); | |
10446 | #endif | |
10447 | } |