Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
a0d0e21e | 3 | * Copyright (c) 1991-1994, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
a0d0e21e | 18 | static void doencodes _((SV *sv, char *s, I32 len)); |
79072805 | 19 | |
a0d0e21e | 20 | /* variations on pp_null */ |
79072805 | 21 | |
93a17b20 LW |
22 | PP(pp_stub) |
23 | { | |
24 | dSP; | |
25 | if (GIMME != G_ARRAY) { | |
26 | XPUSHs(&sv_undef); | |
27 | } | |
28 | RETURN; | |
29 | } | |
30 | ||
79072805 LW |
31 | PP(pp_scalar) |
32 | { | |
33 | return NORMAL; | |
34 | } | |
35 | ||
36 | /* Pushy stuff. */ | |
37 | ||
93a17b20 LW |
38 | PP(pp_padav) |
39 | { | |
40 | dSP; dTARGET; | |
a0d0e21e | 41 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 42 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 43 | EXTEND(SP, 1); |
a0d0e21e | 44 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 45 | PUSHs(TARG); |
93a17b20 | 46 | RETURN; |
85e6fe83 LW |
47 | } |
48 | if (GIMME == G_ARRAY) { | |
49 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
50 | EXTEND(SP, maxarg); | |
51 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
52 | SP += maxarg; | |
53 | } | |
54 | else { | |
55 | SV* sv = sv_newmortal(); | |
56 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
57 | sv_setiv(sv, maxarg); | |
58 | PUSHs(sv); | |
59 | } | |
60 | RETURN; | |
93a17b20 LW |
61 | } |
62 | ||
63 | PP(pp_padhv) | |
64 | { | |
65 | dSP; dTARGET; | |
66 | XPUSHs(TARG); | |
a0d0e21e | 67 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 68 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 69 | if (op->op_flags & OPf_REF) |
93a17b20 | 70 | RETURN; |
85e6fe83 | 71 | if (GIMME == G_ARRAY) { /* array wanted */ |
a0d0e21e | 72 | RETURNOP(do_kv(ARGS)); |
85e6fe83 LW |
73 | } |
74 | else { | |
75 | SV* sv = sv_newmortal(); | |
76 | if (HvFILL((HV*)TARG)) { | |
77 | sprintf(buf, "%d/%d", HvFILL((HV*)TARG), HvMAX((HV*)TARG)+1); | |
78 | sv_setpv(sv, buf); | |
79 | } | |
80 | else | |
81 | sv_setiv(sv, 0); | |
82 | SETs(sv); | |
83 | RETURN; | |
84 | } | |
93a17b20 LW |
85 | } |
86 | ||
ed6116ce LW |
87 | PP(pp_padany) |
88 | { | |
89 | DIE("NOT IMPL LINE %d",__LINE__); | |
90 | } | |
91 | ||
79072805 LW |
92 | /* Translations. */ |
93 | ||
94 | PP(pp_rv2gv) | |
95 | { | |
96 | dSP; dTOPss; | |
a0d0e21e | 97 | |
ed6116ce | 98 | if (SvROK(sv)) { |
a0d0e21e | 99 | wasref: |
ed6116ce | 100 | sv = SvRV(sv); |
b1dadf13 | 101 | if (SvTYPE(sv) == SVt_PVIO) { |
102 | GV *gv = (GV*) sv_newmortal(); | |
103 | gv_init(gv, 0, "", 0, 0); | |
104 | GvIOp(gv) = (IO *)sv; | |
105 | SvREFCNT_inc(sv); | |
106 | sv = (SV*) gv; | |
107 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 108 | DIE("Not a GLOB reference"); |
79072805 LW |
109 | } |
110 | else { | |
93a17b20 | 111 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
112 | char *sym; |
113 | ||
a0d0e21e LW |
114 | if (SvGMAGICAL(sv)) { |
115 | mg_get(sv); | |
116 | if (SvROK(sv)) | |
117 | goto wasref; | |
118 | } | |
119 | if (!SvOK(sv)) { | |
120 | if (op->op_flags & OPf_REF || | |
121 | op->op_private & HINT_STRICT_REFS) | |
122 | DIE(no_usym, "a symbol"); | |
123 | RETSETUNDEF; | |
124 | } | |
748a9306 | 125 | sym = SvPV(sv, na); |
85e6fe83 | 126 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
127 | DIE(no_symref, sym, "a symbol"); |
128 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 129 | } |
79072805 | 130 | } |
a0d0e21e | 131 | if (op->op_private & OPpLVAL_INTRO) { |
79072805 LW |
132 | GP *ogp = GvGP(sv); |
133 | ||
134 | SSCHECK(3); | |
4633a7c4 | 135 | SSPUSHPTR(SvREFCNT_inc(sv)); |
79072805 LW |
136 | SSPUSHPTR(ogp); |
137 | SSPUSHINT(SAVEt_GP); | |
138 | ||
a0d0e21e | 139 | if (op->op_flags & OPf_SPECIAL) { |
79072805 | 140 | GvGP(sv)->gp_refcnt++; /* will soon be assigned */ |
a5f75d66 | 141 | GvINTRO_on(sv); |
a0d0e21e | 142 | } |
79072805 LW |
143 | else { |
144 | GP *gp; | |
145 | Newz(602,gp, 1, GP); | |
146 | GvGP(sv) = gp; | |
147 | GvREFCNT(sv) = 1; | |
148 | GvSV(sv) = NEWSV(72,0); | |
149 | GvLINE(sv) = curcop->cop_line; | |
f12c7020 | 150 | GvEGV(sv) = (GV*)sv; |
79072805 LW |
151 | } |
152 | } | |
153 | SETs(sv); | |
154 | RETURN; | |
155 | } | |
156 | ||
79072805 LW |
157 | PP(pp_rv2sv) |
158 | { | |
159 | dSP; dTOPss; | |
160 | ||
ed6116ce | 161 | if (SvROK(sv)) { |
a0d0e21e | 162 | wasref: |
ed6116ce | 163 | sv = SvRV(sv); |
79072805 LW |
164 | switch (SvTYPE(sv)) { |
165 | case SVt_PVAV: | |
166 | case SVt_PVHV: | |
167 | case SVt_PVCV: | |
a0d0e21e | 168 | DIE("Not a SCALAR reference"); |
79072805 LW |
169 | } |
170 | } | |
171 | else { | |
f12c7020 | 172 | GV *gv = (GV*)sv; |
748a9306 LW |
173 | char *sym; |
174 | ||
463ee0b2 | 175 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
176 | if (SvGMAGICAL(sv)) { |
177 | mg_get(sv); | |
178 | if (SvROK(sv)) | |
179 | goto wasref; | |
180 | } | |
181 | if (!SvOK(sv)) { | |
182 | if (op->op_flags & OPf_REF || | |
183 | op->op_private & HINT_STRICT_REFS) | |
184 | DIE(no_usym, "a SCALAR"); | |
185 | RETSETUNDEF; | |
186 | } | |
748a9306 | 187 | sym = SvPV(sv, na); |
85e6fe83 | 188 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 189 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 190 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
191 | } |
192 | sv = GvSV(gv); | |
a0d0e21e LW |
193 | } |
194 | if (op->op_flags & OPf_MOD) { | |
195 | if (op->op_private & OPpLVAL_INTRO) | |
196 | sv = save_scalar((GV*)TOPs); | |
464e2e8a | 197 | else if (op->op_private & (OPpDEREF_HV|OPpDEREF_AV)) |
198 | provide_ref(op, sv); | |
79072805 | 199 | } |
a0d0e21e | 200 | SETs(sv); |
79072805 LW |
201 | RETURN; |
202 | } | |
203 | ||
204 | PP(pp_av2arylen) | |
205 | { | |
206 | dSP; | |
207 | AV *av = (AV*)TOPs; | |
208 | SV *sv = AvARYLEN(av); | |
209 | if (!sv) { | |
210 | AvARYLEN(av) = sv = NEWSV(0,0); | |
211 | sv_upgrade(sv, SVt_IV); | |
212 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
213 | } | |
214 | SETs(sv); | |
215 | RETURN; | |
216 | } | |
217 | ||
a0d0e21e LW |
218 | PP(pp_pos) |
219 | { | |
220 | dSP; dTARGET; dPOPss; | |
221 | ||
222 | if (op->op_flags & OPf_MOD) { | |
223 | LvTYPE(TARG) = '<'; | |
224 | LvTARG(TARG) = sv; | |
225 | PUSHs(TARG); /* no SvSETMAGIC */ | |
226 | RETURN; | |
227 | } | |
228 | else { | |
229 | MAGIC* mg; | |
230 | ||
231 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
232 | mg = mg_find(sv, 'g'); | |
233 | if (mg && mg->mg_len >= 0) { | |
234 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
235 | RETURN; | |
236 | } | |
237 | } | |
238 | RETPUSHUNDEF; | |
239 | } | |
240 | } | |
241 | ||
79072805 LW |
242 | PP(pp_rv2cv) |
243 | { | |
244 | dSP; | |
79072805 LW |
245 | GV *gv; |
246 | HV *stash; | |
8990e307 | 247 | |
4633a7c4 LW |
248 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
249 | /* (But not in defined().) */ | |
250 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 | 251 | |
4633a7c4 LW |
252 | if (!cv) |
253 | cv = (CV*)&sv_undef; | |
79072805 LW |
254 | SETs((SV*)cv); |
255 | RETURN; | |
256 | } | |
257 | ||
c07a80fd | 258 | PP(pp_prototype) |
259 | { | |
260 | dSP; | |
261 | CV *cv; | |
262 | HV *stash; | |
263 | GV *gv; | |
264 | SV *ret; | |
265 | ||
266 | ret = &sv_undef; | |
267 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
268 | if (cv && SvPOK(cv)) { | |
269 | char *p = SvPVX(cv); | |
270 | ret = sv_2mortal(newSVpv(p ? p : "", SvLEN(cv))); | |
271 | } | |
272 | SETs(ret); | |
273 | RETURN; | |
274 | } | |
275 | ||
a0d0e21e LW |
276 | PP(pp_anoncode) |
277 | { | |
278 | dSP; | |
748a9306 LW |
279 | CV* cv = (CV*)cSVOP->op_sv; |
280 | EXTEND(SP,1); | |
281 | ||
a5f75d66 | 282 | if (CvCLONE(cv)) |
b355b4e0 | 283 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
748a9306 LW |
284 | |
285 | PUSHs((SV*)cv); | |
a0d0e21e LW |
286 | RETURN; |
287 | } | |
288 | ||
289 | PP(pp_srefgen) | |
79072805 LW |
290 | { |
291 | dSP; dTOPss; | |
292 | SV* rv; | |
8990e307 | 293 | rv = sv_newmortal(); |
ed6116ce | 294 | sv_upgrade(rv, SVt_RV); |
a0d0e21e LW |
295 | if (SvPADTMP(sv)) |
296 | sv = newSVsv(sv); | |
297 | else { | |
298 | SvTEMP_off(sv); | |
299 | (void)SvREFCNT_inc(sv); | |
300 | } | |
301 | SvRV(rv) = sv; | |
ed6116ce | 302 | SvROK_on(rv); |
79072805 LW |
303 | SETs(rv); |
304 | RETURN; | |
a0d0e21e LW |
305 | } |
306 | ||
307 | PP(pp_refgen) | |
308 | { | |
309 | dSP; dMARK; | |
310 | SV* sv; | |
311 | SV* rv; | |
312 | if (GIMME != G_ARRAY) { | |
313 | MARK[1] = *SP; | |
314 | SP = MARK + 1; | |
315 | } | |
bbce6d69 | 316 | EXTEND_MORTAL(SP - MARK); |
a0d0e21e LW |
317 | while (MARK < SP) { |
318 | sv = *++MARK; | |
319 | rv = sv_newmortal(); | |
320 | sv_upgrade(rv, SVt_RV); | |
321 | if (SvPADTMP(sv)) | |
322 | sv = newSVsv(sv); | |
323 | else { | |
324 | SvTEMP_off(sv); | |
325 | (void)SvREFCNT_inc(sv); | |
326 | } | |
327 | SvRV(rv) = sv; | |
328 | SvROK_on(rv); | |
329 | *MARK = rv; | |
330 | } | |
331 | RETURN; | |
79072805 LW |
332 | } |
333 | ||
334 | PP(pp_ref) | |
335 | { | |
463ee0b2 LW |
336 | dSP; dTARGET; |
337 | SV *sv; | |
79072805 LW |
338 | char *pv; |
339 | ||
a0d0e21e | 340 | sv = POPs; |
f12c7020 | 341 | |
342 | if (sv && SvGMAGICAL(sv)) | |
343 | mg_get(sv); | |
344 | ||
a0d0e21e | 345 | if (!sv || !SvROK(sv)) |
4633a7c4 | 346 | RETPUSHNO; |
79072805 | 347 | |
ed6116ce | 348 | sv = SvRV(sv); |
a0d0e21e | 349 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 350 | PUSHp(pv, strlen(pv)); |
79072805 LW |
351 | RETURN; |
352 | } | |
353 | ||
354 | PP(pp_bless) | |
355 | { | |
463ee0b2 | 356 | dSP; |
463ee0b2 | 357 | HV *stash; |
79072805 | 358 | |
463ee0b2 LW |
359 | if (MAXARG == 1) |
360 | stash = curcop->cop_stash; | |
361 | else | |
a0d0e21e LW |
362 | stash = gv_stashsv(POPs, TRUE); |
363 | ||
364 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
365 | RETURN; |
366 | } | |
367 | ||
a0d0e21e | 368 | /* Pattern matching */ |
79072805 | 369 | |
a0d0e21e | 370 | PP(pp_study) |
79072805 | 371 | { |
c07a80fd | 372 | dSP; dPOPss; |
a0d0e21e LW |
373 | register unsigned char *s; |
374 | register I32 pos; | |
375 | register I32 ch; | |
376 | register I32 *sfirst; | |
377 | register I32 *snext; | |
378 | I32 retval; | |
379 | STRLEN len; | |
380 | ||
c07a80fd | 381 | s = (unsigned char*)(SvPV(sv, len)); |
a0d0e21e | 382 | pos = len; |
c07a80fd | 383 | if (sv == lastscream) |
384 | SvSCREAM_off(sv); | |
385 | else { | |
386 | if (lastscream) { | |
387 | SvSCREAM_off(lastscream); | |
388 | SvREFCNT_dec(lastscream); | |
389 | } | |
390 | lastscream = SvREFCNT_inc(sv); | |
391 | } | |
a0d0e21e LW |
392 | if (pos <= 0) { |
393 | retval = 0; | |
394 | goto ret; | |
395 | } | |
396 | if (pos > maxscream) { | |
397 | if (maxscream < 0) { | |
398 | maxscream = pos + 80; | |
399 | New(301, screamfirst, 256, I32); | |
400 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
401 | } |
402 | else { | |
a0d0e21e LW |
403 | maxscream = pos + pos / 4; |
404 | Renew(screamnext, maxscream, I32); | |
79072805 | 405 | } |
79072805 | 406 | } |
a0d0e21e LW |
407 | |
408 | sfirst = screamfirst; | |
409 | snext = screamnext; | |
410 | ||
411 | if (!sfirst || !snext) | |
412 | DIE("do_study: out of memory"); | |
413 | ||
414 | for (ch = 256; ch; --ch) | |
415 | *sfirst++ = -1; | |
416 | sfirst -= 256; | |
417 | ||
418 | while (--pos >= 0) { | |
419 | ch = s[pos]; | |
420 | if (sfirst[ch] >= 0) | |
421 | snext[pos] = sfirst[ch] - pos; | |
422 | else | |
423 | snext[pos] = -pos; | |
424 | sfirst[ch] = pos; | |
79072805 LW |
425 | } |
426 | ||
c07a80fd | 427 | SvSCREAM_on(sv); |
464e2e8a | 428 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
a0d0e21e LW |
429 | retval = 1; |
430 | ret: | |
431 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
432 | RETURN; |
433 | } | |
434 | ||
a0d0e21e | 435 | PP(pp_trans) |
79072805 | 436 | { |
a0d0e21e LW |
437 | dSP; dTARG; |
438 | SV *sv; | |
439 | ||
440 | if (op->op_flags & OPf_STACKED) | |
441 | sv = POPs; | |
79072805 | 442 | else { |
a0d0e21e LW |
443 | sv = GvSV(defgv); |
444 | EXTEND(SP,1); | |
79072805 | 445 | } |
adbc6bb1 | 446 | TARG = sv_newmortal(); |
a0d0e21e LW |
447 | PUSHi(do_trans(sv, op)); |
448 | RETURN; | |
79072805 LW |
449 | } |
450 | ||
a0d0e21e | 451 | /* Lvalue operators. */ |
79072805 | 452 | |
a0d0e21e LW |
453 | PP(pp_schop) |
454 | { | |
455 | dSP; dTARGET; | |
456 | do_chop(TARG, TOPs); | |
457 | SETTARG; | |
458 | RETURN; | |
79072805 LW |
459 | } |
460 | ||
a0d0e21e | 461 | PP(pp_chop) |
79072805 | 462 | { |
a0d0e21e LW |
463 | dSP; dMARK; dTARGET; |
464 | while (SP > MARK) | |
465 | do_chop(TARG, POPs); | |
466 | PUSHTARG; | |
467 | RETURN; | |
79072805 LW |
468 | } |
469 | ||
a0d0e21e | 470 | PP(pp_schomp) |
79072805 | 471 | { |
a0d0e21e LW |
472 | dSP; dTARGET; |
473 | SETi(do_chomp(TOPs)); | |
474 | RETURN; | |
79072805 LW |
475 | } |
476 | ||
a0d0e21e | 477 | PP(pp_chomp) |
79072805 | 478 | { |
a0d0e21e LW |
479 | dSP; dMARK; dTARGET; |
480 | register I32 count = 0; | |
481 | ||
482 | while (SP > MARK) | |
483 | count += do_chomp(POPs); | |
484 | PUSHi(count); | |
485 | RETURN; | |
79072805 LW |
486 | } |
487 | ||
a0d0e21e | 488 | PP(pp_defined) |
463ee0b2 | 489 | { |
a0d0e21e LW |
490 | dSP; |
491 | register SV* sv; | |
492 | ||
493 | sv = POPs; | |
494 | if (!sv || !SvANY(sv)) | |
495 | RETPUSHNO; | |
496 | switch (SvTYPE(sv)) { | |
497 | case SVt_PVAV: | |
8e07c86e | 498 | if (AvMAX(sv) >= 0 || SvRMAGICAL(sv)) |
a0d0e21e LW |
499 | RETPUSHYES; |
500 | break; | |
501 | case SVt_PVHV: | |
8e07c86e | 502 | if (HvARRAY(sv) || SvRMAGICAL(sv)) |
a0d0e21e LW |
503 | RETPUSHYES; |
504 | break; | |
505 | case SVt_PVCV: | |
506 | if (CvROOT(sv) || CvXSUB(sv)) | |
507 | RETPUSHYES; | |
508 | break; | |
509 | default: | |
510 | if (SvGMAGICAL(sv)) | |
511 | mg_get(sv); | |
512 | if (SvOK(sv)) | |
513 | RETPUSHYES; | |
514 | } | |
515 | RETPUSHNO; | |
463ee0b2 LW |
516 | } |
517 | ||
a0d0e21e LW |
518 | PP(pp_undef) |
519 | { | |
79072805 | 520 | dSP; |
a0d0e21e LW |
521 | SV *sv; |
522 | ||
523 | if (!op->op_private) | |
524 | RETPUSHUNDEF; | |
79072805 | 525 | |
a0d0e21e LW |
526 | sv = POPs; |
527 | if (!sv) | |
528 | RETPUSHUNDEF; | |
85e6fe83 | 529 | |
a0d0e21e LW |
530 | if (SvTHINKFIRST(sv)) { |
531 | if (SvREADONLY(sv)) | |
532 | RETPUSHUNDEF; | |
533 | if (SvROK(sv)) | |
534 | sv_unref(sv); | |
85e6fe83 LW |
535 | } |
536 | ||
a0d0e21e LW |
537 | switch (SvTYPE(sv)) { |
538 | case SVt_NULL: | |
539 | break; | |
540 | case SVt_PVAV: | |
541 | av_undef((AV*)sv); | |
542 | break; | |
543 | case SVt_PVHV: | |
544 | hv_undef((HV*)sv); | |
545 | break; | |
546 | case SVt_PVCV: | |
547 | cv_undef((CV*)sv); | |
548 | sub_generation++; | |
549 | break; | |
8e07c86e AD |
550 | case SVt_PVGV: |
551 | if (SvFAKE(sv)) { | |
552 | sv_setsv(sv, &sv_undef); | |
553 | break; | |
554 | } | |
a0d0e21e | 555 | default: |
4633a7c4 LW |
556 | if (SvPOK(sv) && SvLEN(sv)) { |
557 | (void)SvOOK_off(sv); | |
558 | Safefree(SvPVX(sv)); | |
559 | SvPV_set(sv, Nullch); | |
560 | SvLEN_set(sv, 0); | |
a0d0e21e | 561 | } |
4633a7c4 LW |
562 | (void)SvOK_off(sv); |
563 | SvSETMAGIC(sv); | |
79072805 | 564 | } |
a0d0e21e LW |
565 | |
566 | RETPUSHUNDEF; | |
79072805 LW |
567 | } |
568 | ||
a0d0e21e | 569 | PP(pp_predec) |
79072805 | 570 | { |
a0d0e21e | 571 | dSP; |
55497cff | 572 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
573 | SvIVX(TOPs) != IV_MIN) | |
574 | { | |
575 | --SvIVX(TOPs); | |
576 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
577 | } |
578 | else | |
579 | sv_dec(TOPs); | |
a0d0e21e LW |
580 | SvSETMAGIC(TOPs); |
581 | return NORMAL; | |
582 | } | |
79072805 | 583 | |
a0d0e21e LW |
584 | PP(pp_postinc) |
585 | { | |
586 | dSP; dTARGET; | |
587 | sv_setsv(TARG, TOPs); | |
55497cff | 588 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
589 | SvIVX(TOPs) != IV_MAX) | |
590 | { | |
591 | ++SvIVX(TOPs); | |
592 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
593 | } |
594 | else | |
595 | sv_inc(TOPs); | |
a0d0e21e LW |
596 | SvSETMAGIC(TOPs); |
597 | if (!SvOK(TARG)) | |
598 | sv_setiv(TARG, 0); | |
599 | SETs(TARG); | |
600 | return NORMAL; | |
601 | } | |
79072805 | 602 | |
a0d0e21e LW |
603 | PP(pp_postdec) |
604 | { | |
605 | dSP; dTARGET; | |
606 | sv_setsv(TARG, TOPs); | |
55497cff | 607 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
608 | SvIVX(TOPs) != IV_MIN) | |
609 | { | |
610 | --SvIVX(TOPs); | |
611 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
612 | } |
613 | else | |
614 | sv_dec(TOPs); | |
a0d0e21e LW |
615 | SvSETMAGIC(TOPs); |
616 | SETs(TARG); | |
617 | return NORMAL; | |
618 | } | |
79072805 | 619 | |
a0d0e21e LW |
620 | /* Ordinary operators. */ |
621 | ||
622 | PP(pp_pow) | |
623 | { | |
624 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
625 | { | |
626 | dPOPTOPnnrl; | |
627 | SETn( pow( left, right) ); | |
628 | RETURN; | |
93a17b20 | 629 | } |
a0d0e21e LW |
630 | } |
631 | ||
632 | PP(pp_multiply) | |
633 | { | |
634 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
635 | { | |
636 | dPOPTOPnnrl; | |
637 | SETn( left * right ); | |
638 | RETURN; | |
79072805 | 639 | } |
a0d0e21e LW |
640 | } |
641 | ||
642 | PP(pp_divide) | |
643 | { | |
644 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
645 | { | |
646 | dPOPnv; | |
647 | if (value == 0.0) | |
648 | DIE("Illegal division by zero"); | |
649 | #ifdef SLOPPYDIVIDE | |
650 | /* insure that 20./5. == 4. */ | |
651 | { | |
652 | double x; | |
653 | I32 k; | |
654 | x = POPn; | |
655 | if ((double)I_32(x) == x && | |
656 | (double)I_32(value) == value && | |
657 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
658 | value = k; | |
659 | } else { | |
660 | value = x/value; | |
79072805 | 661 | } |
a0d0e21e LW |
662 | } |
663 | #else | |
664 | value = POPn / value; | |
665 | #endif | |
666 | PUSHn( value ); | |
667 | RETURN; | |
79072805 | 668 | } |
a0d0e21e LW |
669 | } |
670 | ||
671 | PP(pp_modulo) | |
672 | { | |
673 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
674 | { | |
1e11cddc | 675 | register IV value; |
676 | register UV uval; | |
a0d0e21e | 677 | |
1e11cddc | 678 | uval = POPn; |
679 | if (!uval) | |
a0d0e21e LW |
680 | DIE("Illegal modulus zero"); |
681 | value = TOPn; | |
1e11cddc | 682 | if (value >= 0) |
683 | value = (UV)value % uval; | |
a0d0e21e | 684 | else { |
1e11cddc | 685 | value = (uval - ((UV)(-value - 1) % uval)) - 1; |
a0d0e21e LW |
686 | } |
687 | SETi(value); | |
688 | RETURN; | |
79072805 | 689 | } |
a0d0e21e | 690 | } |
79072805 | 691 | |
a0d0e21e LW |
692 | PP(pp_repeat) |
693 | { | |
748a9306 LW |
694 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
695 | { | |
a0d0e21e LW |
696 | register I32 count = POPi; |
697 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
698 | dMARK; | |
699 | I32 items = SP - MARK; | |
700 | I32 max; | |
79072805 | 701 | |
a0d0e21e LW |
702 | max = items * count; |
703 | MEXTEND(MARK, max); | |
704 | if (count > 1) { | |
705 | while (SP > MARK) { | |
706 | if (*SP) | |
707 | SvTEMP_off((*SP)); | |
708 | SP--; | |
79072805 | 709 | } |
a0d0e21e LW |
710 | MARK++; |
711 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
712 | items * sizeof(SV*), count - 1); | |
713 | SP += max; | |
79072805 | 714 | } |
a0d0e21e LW |
715 | else if (count <= 0) |
716 | SP -= items; | |
79072805 | 717 | } |
a0d0e21e LW |
718 | else { /* Note: mark already snarfed by pp_list */ |
719 | SV *tmpstr; | |
720 | STRLEN len; | |
721 | ||
722 | tmpstr = POPs; | |
723 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
724 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
725 | DIE("Can't x= to readonly value"); | |
726 | if (SvROK(tmpstr)) | |
727 | sv_unref(tmpstr); | |
93a17b20 | 728 | } |
a0d0e21e LW |
729 | SvSetSV(TARG, tmpstr); |
730 | SvPV_force(TARG, len); | |
731 | if (count >= 1) { | |
732 | SvGROW(TARG, (count * len) + 1); | |
733 | if (count > 1) | |
734 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
735 | SvCUR(TARG) *= count; | |
736 | *SvEND(TARG) = '\0'; | |
737 | (void)SvPOK_only(TARG); | |
738 | } | |
739 | else | |
740 | sv_setsv(TARG, &sv_no); | |
741 | PUSHTARG; | |
79072805 | 742 | } |
a0d0e21e | 743 | RETURN; |
748a9306 | 744 | } |
a0d0e21e | 745 | } |
79072805 | 746 | |
a0d0e21e LW |
747 | PP(pp_subtract) |
748 | { | |
749 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
750 | { | |
751 | dPOPTOPnnrl; | |
752 | SETn( left - right ); | |
753 | RETURN; | |
79072805 | 754 | } |
a0d0e21e | 755 | } |
79072805 | 756 | |
a0d0e21e LW |
757 | PP(pp_left_shift) |
758 | { | |
759 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
760 | { | |
ff68c719 | 761 | IV shift = POPi; |
762 | if (op->op_private & HINT_INTEGER) { | |
763 | IV i = TOPi; | |
764 | SETi( i << shift ); | |
765 | } | |
766 | else { | |
767 | UV u = TOPu; | |
768 | SETu( u << shift ); | |
769 | } | |
55497cff | 770 | RETURN; |
79072805 | 771 | } |
a0d0e21e | 772 | } |
79072805 | 773 | |
a0d0e21e LW |
774 | PP(pp_right_shift) |
775 | { | |
776 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
777 | { | |
ff68c719 | 778 | IV shift = POPi; |
779 | if (op->op_private & HINT_INTEGER) { | |
780 | IV i = TOPi; | |
781 | SETi( i >> shift ); | |
782 | } | |
783 | else { | |
784 | UV u = TOPu; | |
785 | SETu( u >> shift ); | |
786 | } | |
a0d0e21e | 787 | RETURN; |
93a17b20 | 788 | } |
79072805 LW |
789 | } |
790 | ||
a0d0e21e | 791 | PP(pp_lt) |
79072805 | 792 | { |
a0d0e21e LW |
793 | dSP; tryAMAGICbinSET(lt,0); |
794 | { | |
795 | dPOPnv; | |
796 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
797 | RETURN; | |
79072805 | 798 | } |
a0d0e21e | 799 | } |
79072805 | 800 | |
a0d0e21e LW |
801 | PP(pp_gt) |
802 | { | |
803 | dSP; tryAMAGICbinSET(gt,0); | |
804 | { | |
805 | dPOPnv; | |
806 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
807 | RETURN; | |
79072805 | 808 | } |
a0d0e21e LW |
809 | } |
810 | ||
811 | PP(pp_le) | |
812 | { | |
813 | dSP; tryAMAGICbinSET(le,0); | |
814 | { | |
815 | dPOPnv; | |
816 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
817 | RETURN; | |
79072805 | 818 | } |
a0d0e21e LW |
819 | } |
820 | ||
821 | PP(pp_ge) | |
822 | { | |
823 | dSP; tryAMAGICbinSET(ge,0); | |
824 | { | |
825 | dPOPnv; | |
826 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
827 | RETURN; | |
79072805 | 828 | } |
a0d0e21e | 829 | } |
79072805 | 830 | |
a0d0e21e LW |
831 | PP(pp_ne) |
832 | { | |
833 | dSP; tryAMAGICbinSET(ne,0); | |
834 | { | |
835 | dPOPnv; | |
836 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
837 | RETURN; | |
838 | } | |
79072805 LW |
839 | } |
840 | ||
a0d0e21e | 841 | PP(pp_ncmp) |
79072805 | 842 | { |
a0d0e21e LW |
843 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
844 | { | |
845 | dPOPTOPnnrl; | |
846 | I32 value; | |
79072805 | 847 | |
a0d0e21e LW |
848 | if (left > right) |
849 | value = 1; | |
850 | else if (left < right) | |
851 | value = -1; | |
852 | else | |
853 | value = 0; | |
854 | SETi(value); | |
855 | RETURN; | |
79072805 | 856 | } |
a0d0e21e | 857 | } |
79072805 | 858 | |
a0d0e21e LW |
859 | PP(pp_slt) |
860 | { | |
861 | dSP; tryAMAGICbinSET(slt,0); | |
862 | { | |
863 | dPOPTOPssrl; | |
bbce6d69 | 864 | int cmp = ((op->op_private & OPpLOCALE) |
865 | ? sv_cmp_locale(left, right) | |
866 | : sv_cmp(left, right)); | |
867 | SETs( cmp < 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
868 | RETURN; |
869 | } | |
79072805 LW |
870 | } |
871 | ||
a0d0e21e | 872 | PP(pp_sgt) |
79072805 | 873 | { |
a0d0e21e LW |
874 | dSP; tryAMAGICbinSET(sgt,0); |
875 | { | |
876 | dPOPTOPssrl; | |
bbce6d69 | 877 | int cmp = ((op->op_private & OPpLOCALE) |
878 | ? sv_cmp_locale(left, right) | |
879 | : sv_cmp(left, right)); | |
880 | SETs( cmp > 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
881 | RETURN; |
882 | } | |
883 | } | |
79072805 | 884 | |
a0d0e21e LW |
885 | PP(pp_sle) |
886 | { | |
887 | dSP; tryAMAGICbinSET(sle,0); | |
888 | { | |
889 | dPOPTOPssrl; | |
bbce6d69 | 890 | int cmp = ((op->op_private & OPpLOCALE) |
891 | ? sv_cmp_locale(left, right) | |
892 | : sv_cmp(left, right)); | |
893 | SETs( cmp <= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e | 894 | RETURN; |
79072805 | 895 | } |
79072805 LW |
896 | } |
897 | ||
a0d0e21e LW |
898 | PP(pp_sge) |
899 | { | |
900 | dSP; tryAMAGICbinSET(sge,0); | |
901 | { | |
902 | dPOPTOPssrl; | |
bbce6d69 | 903 | int cmp = ((op->op_private & OPpLOCALE) |
904 | ? sv_cmp_locale(left, right) | |
905 | : sv_cmp(left, right)); | |
906 | SETs( cmp >= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
907 | RETURN; |
908 | } | |
909 | } | |
79072805 | 910 | |
a0d0e21e | 911 | PP(pp_sne) |
79072805 | 912 | { |
a0d0e21e LW |
913 | dSP; tryAMAGICbinSET(sne,0); |
914 | { | |
915 | dPOPTOPssrl; | |
bbce6d69 | 916 | bool ne = ((op->op_private & OPpLOCALE) |
917 | ? (sv_cmp_locale(left, right) != 0) | |
918 | : !sv_eq(left, right)); | |
919 | SETs( ne ? &sv_yes : &sv_no ); | |
a0d0e21e | 920 | RETURN; |
463ee0b2 | 921 | } |
79072805 LW |
922 | } |
923 | ||
a0d0e21e | 924 | PP(pp_scmp) |
79072805 | 925 | { |
a0d0e21e LW |
926 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
927 | { | |
928 | dPOPTOPssrl; | |
bbce6d69 | 929 | int cmp = ((op->op_private & OPpLOCALE) |
930 | ? sv_cmp_locale(left, right) | |
931 | : sv_cmp(left, right)); | |
932 | SETi( cmp ); | |
a0d0e21e LW |
933 | RETURN; |
934 | } | |
935 | } | |
79072805 | 936 | |
55497cff | 937 | PP(pp_bit_and) |
938 | { | |
a0d0e21e LW |
939 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
940 | { | |
941 | dPOPTOPssrl; | |
4633a7c4 | 942 | if (SvNIOKp(left) || SvNIOKp(right)) { |
ff68c719 | 943 | UV value = SvUV(left) & SvUV(right); |
55497cff | 944 | if (op->op_private & HINT_INTEGER) |
945 | SETi( (IV)value ); | |
1e11cddc | 946 | else |
55497cff | 947 | SETu( value ); |
a0d0e21e LW |
948 | } |
949 | else { | |
950 | do_vop(op->op_type, TARG, left, right); | |
951 | SETTARG; | |
952 | } | |
953 | RETURN; | |
954 | } | |
955 | } | |
79072805 | 956 | |
a0d0e21e LW |
957 | PP(pp_bit_xor) |
958 | { | |
959 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
960 | { | |
961 | dPOPTOPssrl; | |
4633a7c4 | 962 | if (SvNIOKp(left) || SvNIOKp(right)) { |
ff68c719 | 963 | UV value = SvUV(left) ^ SvUV(right); |
55497cff | 964 | if (op->op_private & HINT_INTEGER) |
965 | SETi( (IV)value ); | |
1e11cddc | 966 | else |
55497cff | 967 | SETu( value ); |
a0d0e21e LW |
968 | } |
969 | else { | |
970 | do_vop(op->op_type, TARG, left, right); | |
971 | SETTARG; | |
972 | } | |
973 | RETURN; | |
974 | } | |
975 | } | |
79072805 | 976 | |
a0d0e21e LW |
977 | PP(pp_bit_or) |
978 | { | |
979 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
980 | { | |
981 | dPOPTOPssrl; | |
4633a7c4 | 982 | if (SvNIOKp(left) || SvNIOKp(right)) { |
ff68c719 | 983 | UV value = SvUV(left) | SvUV(right); |
55497cff | 984 | if (op->op_private & HINT_INTEGER) |
985 | SETi( (IV)value ); | |
1e11cddc | 986 | else |
55497cff | 987 | SETu( value ); |
a0d0e21e LW |
988 | } |
989 | else { | |
990 | do_vop(op->op_type, TARG, left, right); | |
991 | SETTARG; | |
992 | } | |
993 | RETURN; | |
79072805 | 994 | } |
a0d0e21e | 995 | } |
79072805 | 996 | |
a0d0e21e LW |
997 | PP(pp_negate) |
998 | { | |
999 | dSP; dTARGET; tryAMAGICun(neg); | |
1000 | { | |
1001 | dTOPss; | |
4633a7c4 LW |
1002 | if (SvGMAGICAL(sv)) |
1003 | mg_get(sv); | |
55497cff | 1004 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1005 | SETi(-SvIVX(sv)); | |
1006 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1007 | SETn(-SvNV(sv)); |
4633a7c4 | 1008 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1009 | STRLEN len; |
1010 | char *s = SvPV(sv, len); | |
bbce6d69 | 1011 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1012 | sv_setpvn(TARG, "-", 1); |
1013 | sv_catsv(TARG, sv); | |
79072805 | 1014 | } |
a0d0e21e LW |
1015 | else if (*s == '+' || *s == '-') { |
1016 | sv_setsv(TARG, sv); | |
1017 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1018 | } |
1019 | else | |
a0d0e21e LW |
1020 | sv_setnv(TARG, -SvNV(sv)); |
1021 | SETTARG; | |
79072805 | 1022 | } |
4633a7c4 LW |
1023 | else |
1024 | SETn(-SvNV(sv)); | |
79072805 | 1025 | } |
a0d0e21e | 1026 | RETURN; |
79072805 LW |
1027 | } |
1028 | ||
a0d0e21e | 1029 | PP(pp_not) |
79072805 | 1030 | { |
a0d0e21e LW |
1031 | #ifdef OVERLOAD |
1032 | dSP; tryAMAGICunSET(not); | |
1033 | #endif /* OVERLOAD */ | |
1034 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
1035 | return NORMAL; | |
79072805 LW |
1036 | } |
1037 | ||
a0d0e21e | 1038 | PP(pp_complement) |
79072805 | 1039 | { |
a0d0e21e LW |
1040 | dSP; dTARGET; tryAMAGICun(compl); |
1041 | { | |
1042 | dTOPss; | |
4633a7c4 | 1043 | if (SvNIOKp(sv)) { |
ff68c719 | 1044 | UV value = ~SvUV(sv); |
55497cff | 1045 | if (op->op_private & HINT_INTEGER) |
1046 | SETi( (IV)value ); | |
748a9306 | 1047 | else |
55497cff | 1048 | SETu( value ); |
a0d0e21e LW |
1049 | } |
1050 | else { | |
1051 | register char *tmps; | |
1052 | register long *tmpl; | |
55497cff | 1053 | register I32 anum; |
a0d0e21e LW |
1054 | STRLEN len; |
1055 | ||
1056 | SvSetSV(TARG, sv); | |
1057 | tmps = SvPV_force(TARG, len); | |
1058 | anum = len; | |
1059 | #ifdef LIBERAL | |
1060 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1061 | *tmps = ~*tmps; | |
1062 | tmpl = (long*)tmps; | |
1063 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1064 | *tmpl = ~*tmpl; | |
1065 | tmps = (char*)tmpl; | |
1066 | #endif | |
1067 | for ( ; anum > 0; anum--, tmps++) | |
1068 | *tmps = ~*tmps; | |
1069 | ||
1070 | SETs(TARG); | |
1071 | } | |
1072 | RETURN; | |
1073 | } | |
79072805 LW |
1074 | } |
1075 | ||
a0d0e21e LW |
1076 | /* integer versions of some of the above */ |
1077 | ||
a0d0e21e | 1078 | PP(pp_i_multiply) |
79072805 | 1079 | { |
a0d0e21e LW |
1080 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1081 | { | |
1082 | dPOPTOPiirl; | |
1083 | SETi( left * right ); | |
1084 | RETURN; | |
1085 | } | |
79072805 LW |
1086 | } |
1087 | ||
a0d0e21e | 1088 | PP(pp_i_divide) |
79072805 | 1089 | { |
a0d0e21e LW |
1090 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1091 | { | |
1092 | dPOPiv; | |
1093 | if (value == 0) | |
1094 | DIE("Illegal division by zero"); | |
1095 | value = POPi / value; | |
1096 | PUSHi( value ); | |
1097 | RETURN; | |
1098 | } | |
79072805 LW |
1099 | } |
1100 | ||
a0d0e21e | 1101 | PP(pp_i_modulo) |
79072805 | 1102 | { |
a0d0e21e | 1103 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1104 | { |
a0d0e21e LW |
1105 | dPOPTOPiirl; |
1106 | SETi( left % right ); | |
1107 | RETURN; | |
79072805 | 1108 | } |
79072805 LW |
1109 | } |
1110 | ||
a0d0e21e | 1111 | PP(pp_i_add) |
79072805 | 1112 | { |
a0d0e21e LW |
1113 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1114 | { | |
1115 | dPOPTOPiirl; | |
1116 | SETi( left + right ); | |
1117 | RETURN; | |
79072805 | 1118 | } |
79072805 LW |
1119 | } |
1120 | ||
a0d0e21e | 1121 | PP(pp_i_subtract) |
79072805 | 1122 | { |
a0d0e21e LW |
1123 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1124 | { | |
1125 | dPOPTOPiirl; | |
1126 | SETi( left - right ); | |
1127 | RETURN; | |
79072805 | 1128 | } |
79072805 LW |
1129 | } |
1130 | ||
a0d0e21e | 1131 | PP(pp_i_lt) |
79072805 | 1132 | { |
a0d0e21e LW |
1133 | dSP; tryAMAGICbinSET(lt,0); |
1134 | { | |
1135 | dPOPTOPiirl; | |
1136 | SETs((left < right) ? &sv_yes : &sv_no); | |
1137 | RETURN; | |
1138 | } | |
79072805 LW |
1139 | } |
1140 | ||
a0d0e21e | 1141 | PP(pp_i_gt) |
79072805 | 1142 | { |
a0d0e21e LW |
1143 | dSP; tryAMAGICbinSET(gt,0); |
1144 | { | |
1145 | dPOPTOPiirl; | |
1146 | SETs((left > right) ? &sv_yes : &sv_no); | |
1147 | RETURN; | |
1148 | } | |
79072805 LW |
1149 | } |
1150 | ||
a0d0e21e | 1151 | PP(pp_i_le) |
79072805 | 1152 | { |
a0d0e21e LW |
1153 | dSP; tryAMAGICbinSET(le,0); |
1154 | { | |
1155 | dPOPTOPiirl; | |
1156 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1157 | RETURN; | |
85e6fe83 | 1158 | } |
79072805 LW |
1159 | } |
1160 | ||
a0d0e21e | 1161 | PP(pp_i_ge) |
79072805 | 1162 | { |
a0d0e21e LW |
1163 | dSP; tryAMAGICbinSET(ge,0); |
1164 | { | |
1165 | dPOPTOPiirl; | |
1166 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1167 | RETURN; | |
1168 | } | |
79072805 LW |
1169 | } |
1170 | ||
a0d0e21e | 1171 | PP(pp_i_eq) |
79072805 | 1172 | { |
a0d0e21e LW |
1173 | dSP; tryAMAGICbinSET(eq,0); |
1174 | { | |
1175 | dPOPTOPiirl; | |
1176 | SETs((left == right) ? &sv_yes : &sv_no); | |
1177 | RETURN; | |
1178 | } | |
79072805 LW |
1179 | } |
1180 | ||
a0d0e21e | 1181 | PP(pp_i_ne) |
79072805 | 1182 | { |
a0d0e21e LW |
1183 | dSP; tryAMAGICbinSET(ne,0); |
1184 | { | |
1185 | dPOPTOPiirl; | |
1186 | SETs((left != right) ? &sv_yes : &sv_no); | |
1187 | RETURN; | |
1188 | } | |
79072805 LW |
1189 | } |
1190 | ||
a0d0e21e | 1191 | PP(pp_i_ncmp) |
79072805 | 1192 | { |
a0d0e21e LW |
1193 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1194 | { | |
1195 | dPOPTOPiirl; | |
1196 | I32 value; | |
79072805 | 1197 | |
a0d0e21e | 1198 | if (left > right) |
79072805 | 1199 | value = 1; |
a0d0e21e | 1200 | else if (left < right) |
79072805 | 1201 | value = -1; |
a0d0e21e | 1202 | else |
79072805 | 1203 | value = 0; |
a0d0e21e LW |
1204 | SETi(value); |
1205 | RETURN; | |
79072805 | 1206 | } |
85e6fe83 LW |
1207 | } |
1208 | ||
1209 | PP(pp_i_negate) | |
1210 | { | |
a0d0e21e | 1211 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1212 | SETi(-TOPi); |
1213 | RETURN; | |
1214 | } | |
1215 | ||
79072805 LW |
1216 | /* High falutin' math. */ |
1217 | ||
1218 | PP(pp_atan2) | |
1219 | { | |
a0d0e21e LW |
1220 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1221 | { | |
1222 | dPOPTOPnnrl; | |
1223 | SETn(atan2(left, right)); | |
1224 | RETURN; | |
1225 | } | |
79072805 LW |
1226 | } |
1227 | ||
1228 | PP(pp_sin) | |
1229 | { | |
a0d0e21e LW |
1230 | dSP; dTARGET; tryAMAGICun(sin); |
1231 | { | |
1232 | double value; | |
1233 | value = POPn; | |
1234 | value = sin(value); | |
1235 | XPUSHn(value); | |
1236 | RETURN; | |
1237 | } | |
79072805 LW |
1238 | } |
1239 | ||
1240 | PP(pp_cos) | |
1241 | { | |
a0d0e21e LW |
1242 | dSP; dTARGET; tryAMAGICun(cos); |
1243 | { | |
1244 | double value; | |
1245 | value = POPn; | |
1246 | value = cos(value); | |
1247 | XPUSHn(value); | |
1248 | RETURN; | |
1249 | } | |
79072805 LW |
1250 | } |
1251 | ||
1252 | PP(pp_rand) | |
1253 | { | |
1254 | dSP; dTARGET; | |
1255 | double value; | |
1256 | if (MAXARG < 1) | |
1257 | value = 1.0; | |
1258 | else | |
1259 | value = POPn; | |
1260 | if (value == 0.0) | |
1261 | value = 1.0; | |
1262 | #if RANDBITS == 31 | |
1263 | value = rand() * value / 2147483648.0; | |
1264 | #else | |
1265 | #if RANDBITS == 16 | |
1266 | value = rand() * value / 65536.0; | |
1267 | #else | |
1268 | #if RANDBITS == 15 | |
1269 | value = rand() * value / 32768.0; | |
1270 | #else | |
1271 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1272 | #endif | |
1273 | #endif | |
1274 | #endif | |
1275 | XPUSHn(value); | |
1276 | RETURN; | |
1277 | } | |
1278 | ||
1279 | PP(pp_srand) | |
1280 | { | |
1281 | dSP; | |
1282 | I32 anum; | |
79072805 LW |
1283 | |
1284 | if (MAXARG < 1) { | |
f12c7020 | 1285 | #ifdef VMS |
1286 | # include <starlet.h> | |
1287 | unsigned int when[2]; | |
1288 | _ckvmssts(sys$gettim(when)); | |
1289 | anum = when[0] ^ when[1]; | |
1290 | #else | |
1291 | # if defined(I_SYS_TIME) && !defined(PLAN9) | |
1292 | struct timeval when; | |
1293 | gettimeofday(&when,(struct timezone *) 0); | |
1294 | anum = when.tv_sec ^ when.tv_usec; | |
1295 | # else | |
1296 | Time_t when; | |
79072805 LW |
1297 | (void)time(&when); |
1298 | anum = when; | |
f12c7020 | 1299 | # endif |
1300 | #endif | |
1301 | #if !defined(PLAN9) /* XXX Plan9 assembler chokes on this; fix coming soon */ | |
1302 | /* 17-Jul-1996 bailey@genetics.upenn.edu */ | |
1303 | /* What is a good hashing algorithm here? */ | |
1304 | anum ^= ( ( 269 * (U32)getpid()) | |
1305 | ^ (26107 * (U32)&when) | |
1306 | ^ (73819 * (U32)stack_sp)); | |
1307 | #endif | |
79072805 LW |
1308 | } |
1309 | else | |
1310 | anum = POPi; | |
1311 | (void)srand(anum); | |
1312 | EXTEND(SP, 1); | |
1313 | RETPUSHYES; | |
1314 | } | |
1315 | ||
1316 | PP(pp_exp) | |
1317 | { | |
a0d0e21e LW |
1318 | dSP; dTARGET; tryAMAGICun(exp); |
1319 | { | |
1320 | double value; | |
1321 | value = POPn; | |
1322 | value = exp(value); | |
1323 | XPUSHn(value); | |
1324 | RETURN; | |
1325 | } | |
79072805 LW |
1326 | } |
1327 | ||
1328 | PP(pp_log) | |
1329 | { | |
a0d0e21e LW |
1330 | dSP; dTARGET; tryAMAGICun(log); |
1331 | { | |
1332 | double value; | |
1333 | value = POPn; | |
bbce6d69 | 1334 | if (value <= 0.0) { |
1335 | NUMERIC_STANDARD(); | |
2304df62 | 1336 | DIE("Can't take log of %g", value); |
bbce6d69 | 1337 | } |
a0d0e21e LW |
1338 | value = log(value); |
1339 | XPUSHn(value); | |
1340 | RETURN; | |
1341 | } | |
79072805 LW |
1342 | } |
1343 | ||
1344 | PP(pp_sqrt) | |
1345 | { | |
a0d0e21e LW |
1346 | dSP; dTARGET; tryAMAGICun(sqrt); |
1347 | { | |
1348 | double value; | |
1349 | value = POPn; | |
bbce6d69 | 1350 | if (value < 0.0) { |
1351 | NUMERIC_STANDARD(); | |
2304df62 | 1352 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1353 | } |
a0d0e21e LW |
1354 | value = sqrt(value); |
1355 | XPUSHn(value); | |
1356 | RETURN; | |
1357 | } | |
79072805 LW |
1358 | } |
1359 | ||
1360 | PP(pp_int) | |
1361 | { | |
1362 | dSP; dTARGET; | |
1363 | double value; | |
a0d0e21e | 1364 | value = POPn; |
79072805 LW |
1365 | if (value >= 0.0) |
1366 | (void)modf(value, &value); | |
1367 | else { | |
1368 | (void)modf(-value, &value); | |
1369 | value = -value; | |
1370 | } | |
1371 | XPUSHn(value); | |
1372 | RETURN; | |
1373 | } | |
1374 | ||
463ee0b2 LW |
1375 | PP(pp_abs) |
1376 | { | |
a0d0e21e LW |
1377 | dSP; dTARGET; tryAMAGICun(abs); |
1378 | { | |
1379 | double value; | |
1380 | value = POPn; | |
463ee0b2 | 1381 | |
a0d0e21e | 1382 | if (value < 0.0) |
463ee0b2 LW |
1383 | value = -value; |
1384 | ||
a0d0e21e LW |
1385 | XPUSHn(value); |
1386 | RETURN; | |
1387 | } | |
463ee0b2 LW |
1388 | } |
1389 | ||
79072805 LW |
1390 | PP(pp_hex) |
1391 | { | |
1392 | dSP; dTARGET; | |
1393 | char *tmps; | |
1394 | I32 argtype; | |
1395 | ||
a0d0e21e | 1396 | tmps = POPp; |
55497cff | 1397 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1398 | RETURN; |
1399 | } | |
1400 | ||
1401 | PP(pp_oct) | |
1402 | { | |
1403 | dSP; dTARGET; | |
55497cff | 1404 | UV value; |
79072805 LW |
1405 | I32 argtype; |
1406 | char *tmps; | |
1407 | ||
a0d0e21e | 1408 | tmps = POPp; |
464e2e8a | 1409 | while (*tmps && isSPACE(*tmps)) |
1410 | tmps++; | |
1411 | if (*tmps == '0') | |
79072805 LW |
1412 | tmps++; |
1413 | if (*tmps == 'x') | |
464e2e8a | 1414 | value = scan_hex(++tmps, 99, &argtype); |
1415 | else | |
1416 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1417 | XPUSHu(value); |
79072805 LW |
1418 | RETURN; |
1419 | } | |
1420 | ||
1421 | /* String stuff. */ | |
1422 | ||
1423 | PP(pp_length) | |
1424 | { | |
1425 | dSP; dTARGET; | |
a0d0e21e | 1426 | SETi( sv_len(TOPs) ); |
79072805 LW |
1427 | RETURN; |
1428 | } | |
1429 | ||
1430 | PP(pp_substr) | |
1431 | { | |
1432 | dSP; dTARGET; | |
1433 | SV *sv; | |
1434 | I32 len; | |
463ee0b2 | 1435 | STRLEN curlen; |
79072805 LW |
1436 | I32 pos; |
1437 | I32 rem; | |
a0d0e21e | 1438 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1439 | char *tmps; |
a0d0e21e | 1440 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1441 | |
1442 | if (MAXARG > 2) | |
1443 | len = POPi; | |
1444 | pos = POPi - arybase; | |
1445 | sv = POPs; | |
a0d0e21e | 1446 | tmps = SvPV(sv, curlen); |
79072805 LW |
1447 | if (pos < 0) |
1448 | pos += curlen + arybase; | |
2304df62 | 1449 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1450 | if (dowarn || lvalue) |
2304df62 AD |
1451 | warn("substr outside of string"); |
1452 | RETPUSHUNDEF; | |
1453 | } | |
79072805 LW |
1454 | else { |
1455 | if (MAXARG < 3) | |
1456 | len = curlen; | |
a0d0e21e | 1457 | else if (len < 0) { |
748a9306 | 1458 | len += curlen - pos; |
a0d0e21e LW |
1459 | if (len < 0) |
1460 | len = 0; | |
1461 | } | |
79072805 LW |
1462 | tmps += pos; |
1463 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1464 | if (rem > len) | |
1465 | rem = len; | |
1466 | sv_setpvn(TARG, tmps, rem); | |
1467 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1468 | if (!SvGMAGICAL(sv)) { |
1469 | if (SvROK(sv)) { | |
1470 | SvPV_force(sv,na); | |
1471 | if (dowarn) | |
1472 | warn("Attempt to use reference as lvalue in substr"); | |
1473 | } | |
1474 | if (SvOK(sv)) /* is it defined ? */ | |
1475 | (void)SvPOK_only(sv); | |
1476 | else | |
1477 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1478 | } | |
a0d0e21e LW |
1479 | if (SvTYPE(TARG) < SVt_PVLV) { |
1480 | sv_upgrade(TARG, SVt_PVLV); | |
1481 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1482 | } |
a0d0e21e | 1483 | |
79072805 LW |
1484 | LvTYPE(TARG) = 's'; |
1485 | LvTARG(TARG) = sv; | |
a0d0e21e | 1486 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1487 | LvTARGLEN(TARG) = rem; |
1488 | } | |
1489 | } | |
1490 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1491 | RETURN; | |
1492 | } | |
1493 | ||
1494 | PP(pp_vec) | |
1495 | { | |
1496 | dSP; dTARGET; | |
1497 | register I32 size = POPi; | |
1498 | register I32 offset = POPi; | |
1499 | register SV *src = POPs; | |
a0d0e21e | 1500 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1501 | STRLEN srclen; |
1502 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1503 | unsigned long retnum; |
1504 | I32 len; | |
1505 | ||
1506 | offset *= size; /* turn into bit offset */ | |
1507 | len = (offset + size + 7) / 8; | |
1508 | if (offset < 0 || size < 1) | |
1509 | retnum = 0; | |
79072805 | 1510 | else { |
a0d0e21e LW |
1511 | if (lvalue) { /* it's an lvalue! */ |
1512 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1513 | sv_upgrade(TARG, SVt_PVLV); | |
1514 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1515 | } | |
1516 | ||
1517 | LvTYPE(TARG) = 'v'; | |
1518 | LvTARG(TARG) = src; | |
1519 | LvTARGOFF(TARG) = offset; | |
1520 | LvTARGLEN(TARG) = size; | |
1521 | } | |
93a17b20 | 1522 | if (len > srclen) { |
a0d0e21e LW |
1523 | if (size <= 8) |
1524 | retnum = 0; | |
1525 | else { | |
1526 | offset >>= 3; | |
748a9306 LW |
1527 | if (size == 16) { |
1528 | if (offset >= srclen) | |
1529 | retnum = 0; | |
a0d0e21e | 1530 | else |
748a9306 LW |
1531 | retnum = (unsigned long) s[offset] << 8; |
1532 | } | |
1533 | else if (size == 32) { | |
1534 | if (offset >= srclen) | |
1535 | retnum = 0; | |
1536 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1537 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1538 | else if (offset + 2 >= srclen) |
1539 | retnum = ((unsigned long) s[offset] << 24) + | |
1540 | ((unsigned long) s[offset + 1] << 16); | |
1541 | else | |
1542 | retnum = ((unsigned long) s[offset] << 24) + | |
1543 | ((unsigned long) s[offset + 1] << 16) + | |
1544 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1545 | } |
1546 | } | |
79072805 | 1547 | } |
a0d0e21e | 1548 | else if (size < 8) |
79072805 LW |
1549 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1550 | else { | |
1551 | offset >>= 3; | |
1552 | if (size == 8) | |
1553 | retnum = s[offset]; | |
1554 | else if (size == 16) | |
1555 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1556 | else if (size == 32) | |
1557 | retnum = ((unsigned long) s[offset] << 24) + | |
1558 | ((unsigned long) s[offset + 1] << 16) + | |
1559 | (s[offset + 2] << 8) + s[offset+3]; | |
1560 | } | |
79072805 LW |
1561 | } |
1562 | ||
1563 | sv_setiv(TARG, (I32)retnum); | |
1564 | PUSHs(TARG); | |
1565 | RETURN; | |
1566 | } | |
1567 | ||
1568 | PP(pp_index) | |
1569 | { | |
1570 | dSP; dTARGET; | |
1571 | SV *big; | |
1572 | SV *little; | |
1573 | I32 offset; | |
1574 | I32 retval; | |
1575 | char *tmps; | |
1576 | char *tmps2; | |
463ee0b2 | 1577 | STRLEN biglen; |
a0d0e21e | 1578 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1579 | |
1580 | if (MAXARG < 3) | |
1581 | offset = 0; | |
1582 | else | |
1583 | offset = POPi - arybase; | |
1584 | little = POPs; | |
1585 | big = POPs; | |
463ee0b2 | 1586 | tmps = SvPV(big, biglen); |
79072805 LW |
1587 | if (offset < 0) |
1588 | offset = 0; | |
93a17b20 LW |
1589 | else if (offset > biglen) |
1590 | offset = biglen; | |
79072805 | 1591 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1592 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1593 | retval = -1 + arybase; |
1594 | else | |
1595 | retval = tmps2 - tmps + arybase; | |
1596 | PUSHi(retval); | |
1597 | RETURN; | |
1598 | } | |
1599 | ||
1600 | PP(pp_rindex) | |
1601 | { | |
1602 | dSP; dTARGET; | |
1603 | SV *big; | |
1604 | SV *little; | |
463ee0b2 LW |
1605 | STRLEN blen; |
1606 | STRLEN llen; | |
79072805 LW |
1607 | SV *offstr; |
1608 | I32 offset; | |
1609 | I32 retval; | |
1610 | char *tmps; | |
1611 | char *tmps2; | |
a0d0e21e | 1612 | I32 arybase = curcop->cop_arybase; |
79072805 | 1613 | |
a0d0e21e | 1614 | if (MAXARG >= 3) |
79072805 LW |
1615 | offstr = POPs; |
1616 | little = POPs; | |
1617 | big = POPs; | |
463ee0b2 LW |
1618 | tmps2 = SvPV(little, llen); |
1619 | tmps = SvPV(big, blen); | |
79072805 | 1620 | if (MAXARG < 3) |
463ee0b2 | 1621 | offset = blen; |
79072805 | 1622 | else |
463ee0b2 | 1623 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1624 | if (offset < 0) |
1625 | offset = 0; | |
463ee0b2 LW |
1626 | else if (offset > blen) |
1627 | offset = blen; | |
79072805 | 1628 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1629 | tmps2, tmps2 + llen))) |
79072805 LW |
1630 | retval = -1 + arybase; |
1631 | else | |
1632 | retval = tmps2 - tmps + arybase; | |
1633 | PUSHi(retval); | |
1634 | RETURN; | |
1635 | } | |
1636 | ||
1637 | PP(pp_sprintf) | |
1638 | { | |
1639 | dSP; dMARK; dORIGMARK; dTARGET; | |
bbce6d69 | 1640 | #ifdef LC_NUMERIC |
1641 | if (op->op_private & OPpLOCALE) | |
1642 | NUMERIC_LOCAL(); | |
1643 | else | |
1644 | NUMERIC_STANDARD(); | |
1645 | #endif /* LC_NUMERIC */ | |
79072805 | 1646 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 1647 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
1648 | SP = ORIGMARK; |
1649 | PUSHTARG; | |
1650 | RETURN; | |
1651 | } | |
1652 | ||
79072805 LW |
1653 | PP(pp_ord) |
1654 | { | |
1655 | dSP; dTARGET; | |
1656 | I32 value; | |
1657 | char *tmps; | |
79072805 | 1658 | |
79072805 | 1659 | #ifndef I286 |
a0d0e21e | 1660 | tmps = POPp; |
79072805 LW |
1661 | value = (I32) (*tmps & 255); |
1662 | #else | |
a0d0e21e LW |
1663 | I32 anum; |
1664 | tmps = POPp; | |
79072805 LW |
1665 | anum = (I32) *tmps; |
1666 | value = (I32) (anum & 255); | |
1667 | #endif | |
1668 | XPUSHi(value); | |
1669 | RETURN; | |
1670 | } | |
1671 | ||
463ee0b2 LW |
1672 | PP(pp_chr) |
1673 | { | |
1674 | dSP; dTARGET; | |
1675 | char *tmps; | |
1676 | ||
748a9306 LW |
1677 | (void)SvUPGRADE(TARG,SVt_PV); |
1678 | SvGROW(TARG,2); | |
463ee0b2 LW |
1679 | SvCUR_set(TARG, 1); |
1680 | tmps = SvPVX(TARG); | |
748a9306 LW |
1681 | *tmps++ = POPi; |
1682 | *tmps = '\0'; | |
a0d0e21e | 1683 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1684 | XPUSHs(TARG); |
1685 | RETURN; | |
1686 | } | |
1687 | ||
79072805 LW |
1688 | PP(pp_crypt) |
1689 | { | |
1690 | dSP; dTARGET; dPOPTOPssrl; | |
1691 | #ifdef HAS_CRYPT | |
a0d0e21e | 1692 | char *tmps = SvPV(left, na); |
79072805 | 1693 | #ifdef FCRYPT |
a0d0e21e | 1694 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1695 | #else |
a0d0e21e | 1696 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1697 | #endif |
1698 | #else | |
1699 | DIE( | |
1700 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1701 | #endif | |
1702 | SETs(TARG); | |
1703 | RETURN; | |
1704 | } | |
1705 | ||
1706 | PP(pp_ucfirst) | |
1707 | { | |
1708 | dSP; | |
1709 | SV *sv = TOPs; | |
1710 | register char *s; | |
1711 | ||
ed6116ce | 1712 | if (!SvPADTMP(sv)) { |
79072805 LW |
1713 | dTARGET; |
1714 | sv_setsv(TARG, sv); | |
1715 | sv = TARG; | |
1716 | SETs(sv); | |
1717 | } | |
a0d0e21e | 1718 | s = SvPV_force(sv, na); |
bbce6d69 | 1719 | if (*s) { |
1720 | if (op->op_private & OPpLOCALE) { | |
1721 | TAINT; | |
1722 | SvTAINTED_on(sv); | |
1723 | *s = toUPPER_LC(*s); | |
1724 | } | |
1725 | else | |
1726 | *s = toUPPER(*s); | |
1727 | } | |
79072805 LW |
1728 | |
1729 | RETURN; | |
1730 | } | |
1731 | ||
1732 | PP(pp_lcfirst) | |
1733 | { | |
1734 | dSP; | |
1735 | SV *sv = TOPs; | |
1736 | register char *s; | |
1737 | ||
ed6116ce | 1738 | if (!SvPADTMP(sv)) { |
79072805 LW |
1739 | dTARGET; |
1740 | sv_setsv(TARG, sv); | |
1741 | sv = TARG; | |
1742 | SETs(sv); | |
1743 | } | |
a0d0e21e | 1744 | s = SvPV_force(sv, na); |
bbce6d69 | 1745 | if (*s) { |
1746 | if (op->op_private & OPpLOCALE) { | |
1747 | TAINT; | |
1748 | SvTAINTED_on(sv); | |
1749 | *s = toLOWER_LC(*s); | |
1750 | } | |
1751 | else | |
1752 | *s = toLOWER(*s); | |
1753 | } | |
79072805 LW |
1754 | |
1755 | SETs(sv); | |
1756 | RETURN; | |
1757 | } | |
1758 | ||
1759 | PP(pp_uc) | |
1760 | { | |
1761 | dSP; | |
1762 | SV *sv = TOPs; | |
1763 | register char *s; | |
463ee0b2 | 1764 | STRLEN len; |
79072805 | 1765 | |
ed6116ce | 1766 | if (!SvPADTMP(sv)) { |
79072805 LW |
1767 | dTARGET; |
1768 | sv_setsv(TARG, sv); | |
1769 | sv = TARG; | |
1770 | SETs(sv); | |
1771 | } | |
bbce6d69 | 1772 | |
a0d0e21e | 1773 | s = SvPV_force(sv, len); |
bbce6d69 | 1774 | if (len) { |
1775 | register char *send = s + len; | |
1776 | ||
1777 | if (op->op_private & OPpLOCALE) { | |
1778 | TAINT; | |
1779 | SvTAINTED_on(sv); | |
1780 | for (; s < send; s++) | |
1781 | *s = toUPPER_LC(*s); | |
1782 | } | |
1783 | else { | |
1784 | for (; s < send; s++) | |
1785 | *s = toUPPER(*s); | |
1786 | } | |
79072805 LW |
1787 | } |
1788 | RETURN; | |
1789 | } | |
1790 | ||
1791 | PP(pp_lc) | |
1792 | { | |
1793 | dSP; | |
1794 | SV *sv = TOPs; | |
1795 | register char *s; | |
463ee0b2 | 1796 | STRLEN len; |
79072805 | 1797 | |
ed6116ce | 1798 | if (!SvPADTMP(sv)) { |
79072805 LW |
1799 | dTARGET; |
1800 | sv_setsv(TARG, sv); | |
1801 | sv = TARG; | |
1802 | SETs(sv); | |
1803 | } | |
bbce6d69 | 1804 | |
a0d0e21e | 1805 | s = SvPV_force(sv, len); |
bbce6d69 | 1806 | if (len) { |
1807 | register char *send = s + len; | |
1808 | ||
1809 | if (op->op_private & OPpLOCALE) { | |
1810 | TAINT; | |
1811 | SvTAINTED_on(sv); | |
1812 | for (; s < send; s++) | |
1813 | *s = toLOWER_LC(*s); | |
1814 | } | |
1815 | else { | |
1816 | for (; s < send; s++) | |
1817 | *s = toLOWER(*s); | |
1818 | } | |
79072805 LW |
1819 | } |
1820 | RETURN; | |
1821 | } | |
1822 | ||
a0d0e21e | 1823 | PP(pp_quotemeta) |
79072805 | 1824 | { |
a0d0e21e LW |
1825 | dSP; dTARGET; |
1826 | SV *sv = TOPs; | |
1827 | STRLEN len; | |
1828 | register char *s = SvPV(sv,len); | |
1829 | register char *d; | |
79072805 | 1830 | |
a0d0e21e LW |
1831 | if (len) { |
1832 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 1833 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
1834 | d = SvPVX(TARG); |
1835 | while (len--) { | |
1836 | if (!isALNUM(*s)) | |
1837 | *d++ = '\\'; | |
1838 | *d++ = *s++; | |
79072805 | 1839 | } |
a0d0e21e LW |
1840 | *d = '\0'; |
1841 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1842 | (void)SvPOK_only(TARG); | |
79072805 | 1843 | } |
a0d0e21e LW |
1844 | else |
1845 | sv_setpvn(TARG, s, len); | |
1846 | SETs(TARG); | |
79072805 LW |
1847 | RETURN; |
1848 | } | |
1849 | ||
a0d0e21e | 1850 | /* Arrays. */ |
79072805 | 1851 | |
a0d0e21e | 1852 | PP(pp_aslice) |
79072805 | 1853 | { |
a0d0e21e LW |
1854 | dSP; dMARK; dORIGMARK; |
1855 | register SV** svp; | |
1856 | register AV* av = (AV*)POPs; | |
1857 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1858 | I32 arybase = curcop->cop_arybase; |
1859 | I32 elem; | |
79072805 | 1860 | |
a0d0e21e | 1861 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1862 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1863 | I32 max = -1; | |
1864 | for (svp = mark + 1; svp <= sp; svp++) { | |
1865 | elem = SvIVx(*svp); | |
1866 | if (elem > max) | |
1867 | max = elem; | |
1868 | } | |
1869 | if (max > AvMAX(av)) | |
1870 | av_extend(av, max); | |
1871 | } | |
a0d0e21e | 1872 | while (++MARK <= SP) { |
748a9306 | 1873 | elem = SvIVx(*MARK); |
a0d0e21e | 1874 | |
748a9306 LW |
1875 | if (elem > 0) |
1876 | elem -= arybase; | |
a0d0e21e LW |
1877 | svp = av_fetch(av, elem, lval); |
1878 | if (lval) { | |
1879 | if (!svp || *svp == &sv_undef) | |
1880 | DIE(no_aelem, elem); | |
1881 | if (op->op_private & OPpLVAL_INTRO) | |
1882 | save_svref(svp); | |
79072805 | 1883 | } |
a0d0e21e | 1884 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1885 | } |
1886 | } | |
748a9306 | 1887 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1888 | MARK = ORIGMARK; |
1889 | *++MARK = *SP; | |
1890 | SP = MARK; | |
1891 | } | |
79072805 LW |
1892 | RETURN; |
1893 | } | |
1894 | ||
1895 | /* Associative arrays. */ | |
1896 | ||
1897 | PP(pp_each) | |
1898 | { | |
1899 | dSP; dTARGET; | |
1900 | HV *hash = (HV*)POPs; | |
c07a80fd | 1901 | HE *entry; |
c07a80fd | 1902 | |
1903 | PUTBACK; | |
1904 | entry = hv_iternext(hash); /* might clobber stack_sp */ | |
1905 | SPAGAIN; | |
79072805 | 1906 | |
79072805 LW |
1907 | EXTEND(SP, 2); |
1908 | if (entry) { | |
f12c7020 | 1909 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
79072805 | 1910 | if (GIMME == G_ARRAY) { |
c07a80fd | 1911 | PUTBACK; |
1912 | sv_setsv(TARG, hv_iterval(hash, entry)); /* might clobber stack_sp */ | |
1913 | SPAGAIN; | |
8990e307 | 1914 | PUSHs(TARG); |
79072805 | 1915 | } |
79072805 LW |
1916 | } |
1917 | else if (GIMME == G_SCALAR) | |
1918 | RETPUSHUNDEF; | |
1919 | ||
1920 | RETURN; | |
1921 | } | |
1922 | ||
1923 | PP(pp_values) | |
1924 | { | |
1925 | return do_kv(ARGS); | |
1926 | } | |
1927 | ||
1928 | PP(pp_keys) | |
1929 | { | |
1930 | return do_kv(ARGS); | |
1931 | } | |
1932 | ||
1933 | PP(pp_delete) | |
1934 | { | |
1935 | dSP; | |
1936 | SV *sv; | |
1937 | SV *tmpsv = POPs; | |
1938 | HV *hv = (HV*)POPs; | |
463ee0b2 | 1939 | STRLEN len; |
a0d0e21e LW |
1940 | if (SvTYPE(hv) != SVt_PVHV) { |
1941 | DIE("Not a HASH reference"); | |
79072805 | 1942 | } |
f12c7020 | 1943 | sv = hv_delete_ent(hv, tmpsv, |
1944 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
79072805 LW |
1945 | if (!sv) |
1946 | RETPUSHUNDEF; | |
1947 | PUSHs(sv); | |
1948 | RETURN; | |
1949 | } | |
1950 | ||
a0d0e21e | 1951 | PP(pp_exists) |
79072805 | 1952 | { |
a0d0e21e LW |
1953 | dSP; |
1954 | SV *tmpsv = POPs; | |
1955 | HV *hv = (HV*)POPs; | |
a0d0e21e LW |
1956 | STRLEN len; |
1957 | if (SvTYPE(hv) != SVt_PVHV) { | |
1958 | DIE("Not a HASH reference"); | |
1959 | } | |
f12c7020 | 1960 | if (hv_exists_ent(hv, tmpsv, 0)) |
a0d0e21e LW |
1961 | RETPUSHYES; |
1962 | RETPUSHNO; | |
1963 | } | |
79072805 | 1964 | |
a0d0e21e LW |
1965 | PP(pp_hslice) |
1966 | { | |
1967 | dSP; dMARK; dORIGMARK; | |
f12c7020 | 1968 | register HE *he; |
a0d0e21e LW |
1969 | register HV *hv = (HV*)POPs; |
1970 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 1971 | |
a0d0e21e LW |
1972 | if (SvTYPE(hv) == SVt_PVHV) { |
1973 | while (++MARK <= SP) { | |
f12c7020 | 1974 | SV *keysv = *MARK; |
79072805 | 1975 | |
f12c7020 | 1976 | he = hv_fetch_ent(hv, keysv, lval, 0); |
a0d0e21e | 1977 | if (lval) { |
f12c7020 | 1978 | if (!he || HeVAL(he) == &sv_undef) |
1979 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 1980 | if (op->op_private & OPpLVAL_INTRO) |
f12c7020 | 1981 | save_svref(&HeVAL(he)); |
93a17b20 | 1982 | } |
f12c7020 | 1983 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
1984 | } |
1985 | } | |
a0d0e21e LW |
1986 | if (GIMME != G_ARRAY) { |
1987 | MARK = ORIGMARK; | |
1988 | *++MARK = *SP; | |
1989 | SP = MARK; | |
79072805 | 1990 | } |
a0d0e21e LW |
1991 | RETURN; |
1992 | } | |
1993 | ||
1994 | /* List operators. */ | |
1995 | ||
1996 | PP(pp_list) | |
1997 | { | |
1998 | dSP; dMARK; | |
1999 | if (GIMME != G_ARRAY) { | |
2000 | if (++MARK <= SP) | |
2001 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2002 | else |
a0d0e21e LW |
2003 | *MARK = &sv_undef; |
2004 | SP = MARK; | |
79072805 | 2005 | } |
a0d0e21e | 2006 | RETURN; |
79072805 LW |
2007 | } |
2008 | ||
a0d0e21e | 2009 | PP(pp_lslice) |
79072805 LW |
2010 | { |
2011 | dSP; | |
a0d0e21e LW |
2012 | SV **lastrelem = stack_sp; |
2013 | SV **lastlelem = stack_base + POPMARK; | |
2014 | SV **firstlelem = stack_base + POPMARK + 1; | |
2015 | register SV **firstrelem = lastlelem + 1; | |
2016 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2017 | I32 lval = op->op_flags & OPf_MOD; |
2018 | I32 is_something_there = lval; | |
79072805 | 2019 | |
a0d0e21e LW |
2020 | register I32 max = lastrelem - lastlelem; |
2021 | register SV **lelem; | |
2022 | register I32 ix; | |
2023 | ||
2024 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2025 | ix = SvIVx(*lastlelem); |
2026 | if (ix < 0) | |
2027 | ix += max; | |
2028 | else | |
2029 | ix -= arybase; | |
a0d0e21e LW |
2030 | if (ix < 0 || ix >= max) |
2031 | *firstlelem = &sv_undef; | |
2032 | else | |
2033 | *firstlelem = firstrelem[ix]; | |
2034 | SP = firstlelem; | |
2035 | RETURN; | |
2036 | } | |
2037 | ||
2038 | if (max == 0) { | |
2039 | SP = firstlelem - 1; | |
2040 | RETURN; | |
2041 | } | |
2042 | ||
2043 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2044 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2045 | if (ix < 0) { |
2046 | ix += max; | |
2047 | if (ix < 0) | |
2048 | *lelem = &sv_undef; | |
2049 | else if (!(*lelem = firstrelem[ix])) | |
2050 | *lelem = &sv_undef; | |
79072805 | 2051 | } |
748a9306 LW |
2052 | else { |
2053 | ix -= arybase; | |
2054 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2055 | *lelem = &sv_undef; | |
2056 | } | |
4633a7c4 LW |
2057 | if (!is_something_there && (SvOKp(*lelem) || SvGMAGICAL(*lelem))) |
2058 | is_something_there = TRUE; | |
79072805 | 2059 | } |
4633a7c4 LW |
2060 | if (is_something_there) |
2061 | SP = lastlelem; | |
2062 | else | |
2063 | SP = firstlelem - 1; | |
79072805 LW |
2064 | RETURN; |
2065 | } | |
2066 | ||
a0d0e21e LW |
2067 | PP(pp_anonlist) |
2068 | { | |
2069 | dSP; dMARK; | |
2070 | I32 items = SP - MARK; | |
2071 | SP = MARK; | |
2072 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
2073 | RETURN; | |
2074 | } | |
2075 | ||
2076 | PP(pp_anonhash) | |
79072805 LW |
2077 | { |
2078 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
2079 | STRLEN len; |
2080 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); | |
2081 | ||
2082 | while (MARK < SP) { | |
2083 | SV* key = *++MARK; | |
a0d0e21e LW |
2084 | SV *val = NEWSV(46, 0); |
2085 | if (MARK < SP) | |
2086 | sv_setsv(val, *++MARK); | |
2087 | else | |
2088 | warn("Odd number of elements in hash list"); | |
f12c7020 | 2089 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2090 | } |
a0d0e21e LW |
2091 | SP = ORIGMARK; |
2092 | XPUSHs((SV*)hv); | |
79072805 LW |
2093 | RETURN; |
2094 | } | |
2095 | ||
a0d0e21e | 2096 | PP(pp_splice) |
79072805 | 2097 | { |
a0d0e21e LW |
2098 | dSP; dMARK; dORIGMARK; |
2099 | register AV *ary = (AV*)*++MARK; | |
2100 | register SV **src; | |
2101 | register SV **dst; | |
2102 | register I32 i; | |
2103 | register I32 offset; | |
2104 | register I32 length; | |
2105 | I32 newlen; | |
2106 | I32 after; | |
2107 | I32 diff; | |
2108 | SV **tmparyval = 0; | |
79072805 | 2109 | |
a0d0e21e | 2110 | SP++; |
79072805 | 2111 | |
a0d0e21e LW |
2112 | if (++MARK < SP) { |
2113 | offset = SvIVx(*MARK); | |
2114 | if (offset < 0) | |
2115 | offset += AvFILL(ary) + 1; | |
2116 | else | |
2117 | offset -= curcop->cop_arybase; | |
2118 | if (++MARK < SP) { | |
2119 | length = SvIVx(*MARK++); | |
2120 | if (length < 0) | |
2121 | length = 0; | |
79072805 LW |
2122 | } |
2123 | else | |
a0d0e21e | 2124 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2125 | } |
a0d0e21e LW |
2126 | else { |
2127 | offset = 0; | |
2128 | length = AvMAX(ary) + 1; | |
2129 | } | |
2130 | if (offset < 0) { | |
2131 | length += offset; | |
2132 | offset = 0; | |
2133 | if (length < 0) | |
2134 | length = 0; | |
2135 | } | |
2136 | if (offset > AvFILL(ary) + 1) | |
2137 | offset = AvFILL(ary) + 1; | |
2138 | after = AvFILL(ary) + 1 - (offset + length); | |
2139 | if (after < 0) { /* not that much array */ | |
2140 | length += after; /* offset+length now in array */ | |
2141 | after = 0; | |
2142 | if (!AvALLOC(ary)) | |
2143 | av_extend(ary, 0); | |
2144 | } | |
2145 | ||
2146 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2147 | ||
2148 | newlen = SP - MARK; | |
2149 | diff = newlen - length; | |
2150 | ||
2151 | if (diff < 0) { /* shrinking the area */ | |
2152 | if (newlen) { | |
2153 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2154 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2155 | } |
a0d0e21e LW |
2156 | |
2157 | MARK = ORIGMARK + 1; | |
2158 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2159 | MEXTEND(MARK, length); | |
2160 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2161 | if (AvREAL(ary)) { | |
bbce6d69 | 2162 | EXTEND_MORTAL(length); |
a0d0e21e LW |
2163 | for (i = length, dst = MARK; i; i--) |
2164 | sv_2mortal(*dst++); /* free them eventualy */ | |
2165 | } | |
2166 | MARK += length - 1; | |
79072805 | 2167 | } |
a0d0e21e LW |
2168 | else { |
2169 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2170 | if (AvREAL(ary)) { | |
2171 | sv_2mortal(*MARK); | |
2172 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) | |
2173 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2174 | } |
a0d0e21e LW |
2175 | } |
2176 | AvFILL(ary) += diff; | |
2177 | ||
2178 | /* pull up or down? */ | |
2179 | ||
2180 | if (offset < after) { /* easier to pull up */ | |
2181 | if (offset) { /* esp. if nothing to pull */ | |
2182 | src = &AvARRAY(ary)[offset-1]; | |
2183 | dst = src - diff; /* diff is negative */ | |
2184 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2185 | *dst-- = *src--; | |
79072805 | 2186 | } |
a0d0e21e LW |
2187 | dst = AvARRAY(ary); |
2188 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2189 | AvMAX(ary) += diff; | |
2190 | } | |
2191 | else { | |
2192 | if (after) { /* anything to pull down? */ | |
2193 | src = AvARRAY(ary) + offset + length; | |
2194 | dst = src + diff; /* diff is negative */ | |
2195 | Move(src, dst, after, SV*); | |
79072805 | 2196 | } |
a0d0e21e LW |
2197 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2198 | /* avoid later double free */ | |
2199 | } | |
2200 | i = -diff; | |
2201 | while (i) | |
2202 | dst[--i] = &sv_undef; | |
2203 | ||
2204 | if (newlen) { | |
2205 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2206 | newlen; newlen--) { | |
2207 | *dst = NEWSV(46, 0); | |
2208 | sv_setsv(*dst++, *src++); | |
79072805 | 2209 | } |
a0d0e21e LW |
2210 | Safefree(tmparyval); |
2211 | } | |
2212 | } | |
2213 | else { /* no, expanding (or same) */ | |
2214 | if (length) { | |
2215 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2216 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2217 | } | |
2218 | ||
2219 | if (diff > 0) { /* expanding */ | |
2220 | ||
2221 | /* push up or down? */ | |
2222 | ||
2223 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2224 | if (offset) { | |
2225 | src = AvARRAY(ary); | |
2226 | dst = src - diff; | |
2227 | Move(src, dst, offset, SV*); | |
79072805 | 2228 | } |
a0d0e21e LW |
2229 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2230 | AvMAX(ary) += diff; | |
2231 | AvFILL(ary) += diff; | |
79072805 LW |
2232 | } |
2233 | else { | |
a0d0e21e LW |
2234 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2235 | av_extend(ary, AvFILL(ary) + diff); | |
2236 | AvFILL(ary) += diff; | |
2237 | ||
2238 | if (after) { | |
2239 | dst = AvARRAY(ary) + AvFILL(ary); | |
2240 | src = dst - diff; | |
2241 | for (i = after; i; i--) { | |
2242 | *dst-- = *src--; | |
2243 | } | |
79072805 LW |
2244 | } |
2245 | } | |
a0d0e21e LW |
2246 | } |
2247 | ||
2248 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2249 | *dst = NEWSV(46, 0); | |
2250 | sv_setsv(*dst++, *src++); | |
2251 | } | |
2252 | MARK = ORIGMARK + 1; | |
2253 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2254 | if (length) { | |
2255 | Copy(tmparyval, MARK, length, SV*); | |
2256 | if (AvREAL(ary)) { | |
bbce6d69 | 2257 | EXTEND_MORTAL(length); |
a0d0e21e LW |
2258 | for (i = length, dst = MARK; i; i--) |
2259 | sv_2mortal(*dst++); /* free them eventualy */ | |
79072805 | 2260 | } |
a0d0e21e | 2261 | Safefree(tmparyval); |
79072805 | 2262 | } |
a0d0e21e LW |
2263 | MARK += length - 1; |
2264 | } | |
2265 | else if (length--) { | |
2266 | *MARK = tmparyval[length]; | |
2267 | if (AvREAL(ary)) { | |
2268 | sv_2mortal(*MARK); | |
2269 | while (length-- > 0) | |
2270 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2271 | } |
a0d0e21e | 2272 | Safefree(tmparyval); |
79072805 | 2273 | } |
a0d0e21e LW |
2274 | else |
2275 | *MARK = &sv_undef; | |
79072805 | 2276 | } |
a0d0e21e | 2277 | SP = MARK; |
79072805 LW |
2278 | RETURN; |
2279 | } | |
2280 | ||
a0d0e21e | 2281 | PP(pp_push) |
79072805 LW |
2282 | { |
2283 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2284 | register AV *ary = (AV*)*++MARK; |
2285 | register SV *sv = &sv_undef; | |
79072805 | 2286 | |
a0d0e21e LW |
2287 | for (++MARK; MARK <= SP; MARK++) { |
2288 | sv = NEWSV(51, 0); | |
2289 | if (*MARK) | |
2290 | sv_setsv(sv, *MARK); | |
2291 | av_push(ary, sv); | |
79072805 LW |
2292 | } |
2293 | SP = ORIGMARK; | |
a0d0e21e | 2294 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2295 | RETURN; |
2296 | } | |
2297 | ||
a0d0e21e | 2298 | PP(pp_pop) |
79072805 LW |
2299 | { |
2300 | dSP; | |
a0d0e21e LW |
2301 | AV *av = (AV*)POPs; |
2302 | SV *sv = av_pop(av); | |
2303 | if (sv != &sv_undef && AvREAL(av)) | |
2304 | (void)sv_2mortal(sv); | |
2305 | PUSHs(sv); | |
79072805 | 2306 | RETURN; |
79072805 LW |
2307 | } |
2308 | ||
a0d0e21e | 2309 | PP(pp_shift) |
79072805 LW |
2310 | { |
2311 | dSP; | |
a0d0e21e LW |
2312 | AV *av = (AV*)POPs; |
2313 | SV *sv = av_shift(av); | |
79072805 | 2314 | EXTEND(SP, 1); |
a0d0e21e | 2315 | if (!sv) |
79072805 | 2316 | RETPUSHUNDEF; |
a0d0e21e LW |
2317 | if (sv != &sv_undef && AvREAL(av)) |
2318 | (void)sv_2mortal(sv); | |
2319 | PUSHs(sv); | |
79072805 | 2320 | RETURN; |
79072805 LW |
2321 | } |
2322 | ||
a0d0e21e | 2323 | PP(pp_unshift) |
79072805 | 2324 | { |
a0d0e21e LW |
2325 | dSP; dMARK; dORIGMARK; dTARGET; |
2326 | register AV *ary = (AV*)*++MARK; | |
2327 | register SV *sv; | |
2328 | register I32 i = 0; | |
79072805 | 2329 | |
a0d0e21e LW |
2330 | av_unshift(ary, SP - MARK); |
2331 | while (MARK < SP) { | |
2332 | sv = NEWSV(27, 0); | |
2333 | sv_setsv(sv, *++MARK); | |
2334 | (void)av_store(ary, i++, sv); | |
79072805 | 2335 | } |
79072805 | 2336 | |
a0d0e21e LW |
2337 | SP = ORIGMARK; |
2338 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2339 | RETURN; |
79072805 LW |
2340 | } |
2341 | ||
a0d0e21e | 2342 | PP(pp_reverse) |
79072805 | 2343 | { |
a0d0e21e LW |
2344 | dSP; dMARK; |
2345 | register SV *tmp; | |
2346 | SV **oldsp = SP; | |
79072805 | 2347 | |
a0d0e21e LW |
2348 | if (GIMME == G_ARRAY) { |
2349 | MARK++; | |
2350 | while (MARK < SP) { | |
2351 | tmp = *MARK; | |
2352 | *MARK++ = *SP; | |
2353 | *SP-- = tmp; | |
2354 | } | |
2355 | SP = oldsp; | |
79072805 LW |
2356 | } |
2357 | else { | |
a0d0e21e LW |
2358 | register char *up; |
2359 | register char *down; | |
2360 | register I32 tmp; | |
2361 | dTARGET; | |
2362 | STRLEN len; | |
79072805 | 2363 | |
a0d0e21e LW |
2364 | if (SP - MARK > 1) |
2365 | do_join(TARG, &sv_no, MARK, SP); | |
2366 | else | |
2367 | sv_setsv(TARG, *SP); | |
2368 | up = SvPV_force(TARG, len); | |
2369 | if (len > 1) { | |
2370 | down = SvPVX(TARG) + len - 1; | |
2371 | while (down > up) { | |
2372 | tmp = *up; | |
2373 | *up++ = *down; | |
2374 | *down-- = tmp; | |
2375 | } | |
2376 | (void)SvPOK_only(TARG); | |
79072805 | 2377 | } |
a0d0e21e LW |
2378 | SP = MARK + 1; |
2379 | SETTARG; | |
79072805 | 2380 | } |
a0d0e21e | 2381 | RETURN; |
79072805 LW |
2382 | } |
2383 | ||
55497cff | 2384 | static SV * |
2385 | mul128(sv, m) | |
2386 | SV *sv; | |
2387 | U8 m; | |
2388 | { | |
2389 | STRLEN len; | |
2390 | char *s = SvPV(sv, len); | |
2391 | char *t; | |
2392 | U32 i = 0; | |
2393 | ||
2394 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
2395 | SV *new = newSVpv("0000000000", 10); | |
2396 | ||
2397 | sv_catsv(new, sv); | |
2398 | SvREFCNT_dec(sv); /* free old sv */ | |
2399 | sv = new; | |
2400 | s = SvPV(sv, len); | |
2401 | } | |
2402 | t = s + len - 1; | |
2403 | while (!*t) /* trailing '\0'? */ | |
2404 | t--; | |
2405 | while (t > s) { | |
2406 | i = ((*t - '0') << 7) + m; | |
2407 | *(t--) = '0' + (i % 10); | |
2408 | m = i / 10; | |
2409 | } | |
2410 | return (sv); | |
2411 | } | |
2412 | ||
a0d0e21e LW |
2413 | /* Explosives and implosives. */ |
2414 | ||
2415 | PP(pp_unpack) | |
79072805 LW |
2416 | { |
2417 | dSP; | |
a0d0e21e | 2418 | dPOPPOPssrl; |
ed6116ce | 2419 | SV *sv; |
a0d0e21e LW |
2420 | STRLEN llen; |
2421 | STRLEN rlen; | |
2422 | register char *pat = SvPV(left, llen); | |
2423 | register char *s = SvPV(right, rlen); | |
2424 | char *strend = s + rlen; | |
2425 | char *strbeg = s; | |
2426 | register char *patend = pat + llen; | |
2427 | I32 datumtype; | |
2428 | register I32 len; | |
2429 | register I32 bits; | |
79072805 | 2430 | |
a0d0e21e LW |
2431 | /* These must not be in registers: */ |
2432 | I16 ashort; | |
2433 | int aint; | |
2434 | I32 along; | |
ecfc5424 AD |
2435 | #ifdef HAS_QUAD |
2436 | Quad_t aquad; | |
a0d0e21e LW |
2437 | #endif |
2438 | U16 aushort; | |
2439 | unsigned int auint; | |
2440 | U32 aulong; | |
ecfc5424 AD |
2441 | #ifdef HAS_QUAD |
2442 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2443 | #endif |
2444 | char *aptr; | |
2445 | float afloat; | |
2446 | double adouble; | |
2447 | I32 checksum = 0; | |
2448 | register U32 culong; | |
2449 | double cdouble; | |
2450 | static char* bitcount = 0; | |
79072805 | 2451 | |
a0d0e21e LW |
2452 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2453 | /*SUPPRESS 530*/ | |
2454 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2455 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2456 | patend++; |
2457 | while (isDIGIT(*patend) || *patend == '*') | |
2458 | patend++; | |
2459 | } | |
2460 | else | |
2461 | patend++; | |
79072805 | 2462 | } |
a0d0e21e LW |
2463 | while (pat < patend) { |
2464 | reparse: | |
2465 | datumtype = *pat++; | |
2466 | if (pat >= patend) | |
2467 | len = 1; | |
2468 | else if (*pat == '*') { | |
2469 | len = strend - strbeg; /* long enough */ | |
2470 | pat++; | |
2471 | } | |
2472 | else if (isDIGIT(*pat)) { | |
2473 | len = *pat++ - '0'; | |
2474 | while (isDIGIT(*pat)) | |
2475 | len = (len * 10) + (*pat++ - '0'); | |
2476 | } | |
2477 | else | |
2478 | len = (datumtype != '@'); | |
2479 | switch(datumtype) { | |
2480 | default: | |
2481 | break; | |
2482 | case '%': | |
2483 | if (len == 1 && pat[-1] != '1') | |
2484 | len = 16; | |
2485 | checksum = len; | |
2486 | culong = 0; | |
2487 | cdouble = 0; | |
2488 | if (pat < patend) | |
2489 | goto reparse; | |
2490 | break; | |
2491 | case '@': | |
2492 | if (len > strend - strbeg) | |
2493 | DIE("@ outside of string"); | |
2494 | s = strbeg + len; | |
2495 | break; | |
2496 | case 'X': | |
2497 | if (len > s - strbeg) | |
2498 | DIE("X outside of string"); | |
2499 | s -= len; | |
2500 | break; | |
2501 | case 'x': | |
2502 | if (len > strend - s) | |
2503 | DIE("x outside of string"); | |
2504 | s += len; | |
2505 | break; | |
2506 | case 'A': | |
2507 | case 'a': | |
2508 | if (len > strend - s) | |
2509 | len = strend - s; | |
2510 | if (checksum) | |
2511 | goto uchar_checksum; | |
2512 | sv = NEWSV(35, len); | |
2513 | sv_setpvn(sv, s, len); | |
2514 | s += len; | |
2515 | if (datumtype == 'A') { | |
2516 | aptr = s; /* borrow register */ | |
2517 | s = SvPVX(sv) + len - 1; | |
2518 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2519 | s--; | |
2520 | *++s = '\0'; | |
2521 | SvCUR_set(sv, s - SvPVX(sv)); | |
2522 | s = aptr; /* unborrow register */ | |
2523 | } | |
2524 | XPUSHs(sv_2mortal(sv)); | |
2525 | break; | |
2526 | case 'B': | |
2527 | case 'b': | |
2528 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2529 | len = (strend - s) * 8; | |
2530 | if (checksum) { | |
2531 | if (!bitcount) { | |
2532 | Newz(601, bitcount, 256, char); | |
2533 | for (bits = 1; bits < 256; bits++) { | |
2534 | if (bits & 1) bitcount[bits]++; | |
2535 | if (bits & 2) bitcount[bits]++; | |
2536 | if (bits & 4) bitcount[bits]++; | |
2537 | if (bits & 8) bitcount[bits]++; | |
2538 | if (bits & 16) bitcount[bits]++; | |
2539 | if (bits & 32) bitcount[bits]++; | |
2540 | if (bits & 64) bitcount[bits]++; | |
2541 | if (bits & 128) bitcount[bits]++; | |
2542 | } | |
2543 | } | |
2544 | while (len >= 8) { | |
2545 | culong += bitcount[*(unsigned char*)s++]; | |
2546 | len -= 8; | |
2547 | } | |
2548 | if (len) { | |
2549 | bits = *s; | |
2550 | if (datumtype == 'b') { | |
2551 | while (len-- > 0) { | |
2552 | if (bits & 1) culong++; | |
2553 | bits >>= 1; | |
2554 | } | |
2555 | } | |
2556 | else { | |
2557 | while (len-- > 0) { | |
2558 | if (bits & 128) culong++; | |
2559 | bits <<= 1; | |
2560 | } | |
2561 | } | |
2562 | } | |
79072805 LW |
2563 | break; |
2564 | } | |
a0d0e21e LW |
2565 | sv = NEWSV(35, len + 1); |
2566 | SvCUR_set(sv, len); | |
2567 | SvPOK_on(sv); | |
2568 | aptr = pat; /* borrow register */ | |
2569 | pat = SvPVX(sv); | |
2570 | if (datumtype == 'b') { | |
2571 | aint = len; | |
2572 | for (len = 0; len < aint; len++) { | |
2573 | if (len & 7) /*SUPPRESS 595*/ | |
2574 | bits >>= 1; | |
2575 | else | |
2576 | bits = *s++; | |
2577 | *pat++ = '0' + (bits & 1); | |
2578 | } | |
2579 | } | |
2580 | else { | |
2581 | aint = len; | |
2582 | for (len = 0; len < aint; len++) { | |
2583 | if (len & 7) | |
2584 | bits <<= 1; | |
2585 | else | |
2586 | bits = *s++; | |
2587 | *pat++ = '0' + ((bits & 128) != 0); | |
2588 | } | |
2589 | } | |
2590 | *pat = '\0'; | |
2591 | pat = aptr; /* unborrow register */ | |
2592 | XPUSHs(sv_2mortal(sv)); | |
2593 | break; | |
2594 | case 'H': | |
2595 | case 'h': | |
2596 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2597 | len = (strend - s) * 2; | |
2598 | sv = NEWSV(35, len + 1); | |
2599 | SvCUR_set(sv, len); | |
2600 | SvPOK_on(sv); | |
2601 | aptr = pat; /* borrow register */ | |
2602 | pat = SvPVX(sv); | |
2603 | if (datumtype == 'h') { | |
2604 | aint = len; | |
2605 | for (len = 0; len < aint; len++) { | |
2606 | if (len & 1) | |
2607 | bits >>= 4; | |
2608 | else | |
2609 | bits = *s++; | |
2610 | *pat++ = hexdigit[bits & 15]; | |
2611 | } | |
2612 | } | |
2613 | else { | |
2614 | aint = len; | |
2615 | for (len = 0; len < aint; len++) { | |
2616 | if (len & 1) | |
2617 | bits <<= 4; | |
2618 | else | |
2619 | bits = *s++; | |
2620 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2621 | } | |
2622 | } | |
2623 | *pat = '\0'; | |
2624 | pat = aptr; /* unborrow register */ | |
2625 | XPUSHs(sv_2mortal(sv)); | |
2626 | break; | |
2627 | case 'c': | |
2628 | if (len > strend - s) | |
2629 | len = strend - s; | |
2630 | if (checksum) { | |
2631 | while (len-- > 0) { | |
2632 | aint = *s++; | |
2633 | if (aint >= 128) /* fake up signed chars */ | |
2634 | aint -= 256; | |
2635 | culong += aint; | |
2636 | } | |
2637 | } | |
2638 | else { | |
2639 | EXTEND(SP, len); | |
bbce6d69 | 2640 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2641 | while (len-- > 0) { |
2642 | aint = *s++; | |
2643 | if (aint >= 128) /* fake up signed chars */ | |
2644 | aint -= 256; | |
2645 | sv = NEWSV(36, 0); | |
2646 | sv_setiv(sv, (I32)aint); | |
2647 | PUSHs(sv_2mortal(sv)); | |
2648 | } | |
2649 | } | |
2650 | break; | |
2651 | case 'C': | |
2652 | if (len > strend - s) | |
2653 | len = strend - s; | |
2654 | if (checksum) { | |
2655 | uchar_checksum: | |
2656 | while (len-- > 0) { | |
2657 | auint = *s++ & 255; | |
2658 | culong += auint; | |
2659 | } | |
2660 | } | |
2661 | else { | |
2662 | EXTEND(SP, len); | |
bbce6d69 | 2663 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2664 | while (len-- > 0) { |
2665 | auint = *s++ & 255; | |
2666 | sv = NEWSV(37, 0); | |
2667 | sv_setiv(sv, (I32)auint); | |
2668 | PUSHs(sv_2mortal(sv)); | |
2669 | } | |
2670 | } | |
2671 | break; | |
2672 | case 's': | |
2673 | along = (strend - s) / sizeof(I16); | |
2674 | if (len > along) | |
2675 | len = along; | |
2676 | if (checksum) { | |
2677 | while (len-- > 0) { | |
2678 | Copy(s, &ashort, 1, I16); | |
2679 | s += sizeof(I16); | |
2680 | culong += ashort; | |
2681 | } | |
2682 | } | |
2683 | else { | |
2684 | EXTEND(SP, len); | |
bbce6d69 | 2685 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2686 | while (len-- > 0) { |
2687 | Copy(s, &ashort, 1, I16); | |
2688 | s += sizeof(I16); | |
2689 | sv = NEWSV(38, 0); | |
2690 | sv_setiv(sv, (I32)ashort); | |
2691 | PUSHs(sv_2mortal(sv)); | |
2692 | } | |
2693 | } | |
2694 | break; | |
2695 | case 'v': | |
2696 | case 'n': | |
2697 | case 'S': | |
2698 | along = (strend - s) / sizeof(U16); | |
2699 | if (len > along) | |
2700 | len = along; | |
2701 | if (checksum) { | |
2702 | while (len-- > 0) { | |
2703 | Copy(s, &aushort, 1, U16); | |
2704 | s += sizeof(U16); | |
2705 | #ifdef HAS_NTOHS | |
2706 | if (datumtype == 'n') | |
2707 | aushort = ntohs(aushort); | |
79072805 | 2708 | #endif |
a0d0e21e LW |
2709 | #ifdef HAS_VTOHS |
2710 | if (datumtype == 'v') | |
2711 | aushort = vtohs(aushort); | |
79072805 | 2712 | #endif |
a0d0e21e LW |
2713 | culong += aushort; |
2714 | } | |
2715 | } | |
2716 | else { | |
2717 | EXTEND(SP, len); | |
bbce6d69 | 2718 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2719 | while (len-- > 0) { |
2720 | Copy(s, &aushort, 1, U16); | |
2721 | s += sizeof(U16); | |
2722 | sv = NEWSV(39, 0); | |
2723 | #ifdef HAS_NTOHS | |
2724 | if (datumtype == 'n') | |
2725 | aushort = ntohs(aushort); | |
79072805 | 2726 | #endif |
a0d0e21e LW |
2727 | #ifdef HAS_VTOHS |
2728 | if (datumtype == 'v') | |
2729 | aushort = vtohs(aushort); | |
79072805 | 2730 | #endif |
a0d0e21e LW |
2731 | sv_setiv(sv, (I32)aushort); |
2732 | PUSHs(sv_2mortal(sv)); | |
2733 | } | |
2734 | } | |
2735 | break; | |
2736 | case 'i': | |
2737 | along = (strend - s) / sizeof(int); | |
2738 | if (len > along) | |
2739 | len = along; | |
2740 | if (checksum) { | |
2741 | while (len-- > 0) { | |
2742 | Copy(s, &aint, 1, int); | |
2743 | s += sizeof(int); | |
2744 | if (checksum > 32) | |
2745 | cdouble += (double)aint; | |
2746 | else | |
2747 | culong += aint; | |
2748 | } | |
2749 | } | |
2750 | else { | |
2751 | EXTEND(SP, len); | |
bbce6d69 | 2752 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2753 | while (len-- > 0) { |
2754 | Copy(s, &aint, 1, int); | |
2755 | s += sizeof(int); | |
2756 | sv = NEWSV(40, 0); | |
2757 | sv_setiv(sv, (I32)aint); | |
2758 | PUSHs(sv_2mortal(sv)); | |
2759 | } | |
2760 | } | |
2761 | break; | |
2762 | case 'I': | |
2763 | along = (strend - s) / sizeof(unsigned int); | |
2764 | if (len > along) | |
2765 | len = along; | |
2766 | if (checksum) { | |
2767 | while (len-- > 0) { | |
2768 | Copy(s, &auint, 1, unsigned int); | |
2769 | s += sizeof(unsigned int); | |
2770 | if (checksum > 32) | |
2771 | cdouble += (double)auint; | |
2772 | else | |
2773 | culong += auint; | |
2774 | } | |
2775 | } | |
2776 | else { | |
2777 | EXTEND(SP, len); | |
bbce6d69 | 2778 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2779 | while (len-- > 0) { |
2780 | Copy(s, &auint, 1, unsigned int); | |
2781 | s += sizeof(unsigned int); | |
2782 | sv = NEWSV(41, 0); | |
1e11cddc | 2783 | if (auint <= I32_MAX) |
2784 | sv_setiv(sv, (I32)auint); | |
2785 | else | |
2786 | sv_setnv(sv, (double)auint); | |
a0d0e21e LW |
2787 | PUSHs(sv_2mortal(sv)); |
2788 | } | |
2789 | } | |
2790 | break; | |
2791 | case 'l': | |
2792 | along = (strend - s) / sizeof(I32); | |
2793 | if (len > along) | |
2794 | len = along; | |
2795 | if (checksum) { | |
2796 | while (len-- > 0) { | |
2797 | Copy(s, &along, 1, I32); | |
2798 | s += sizeof(I32); | |
2799 | if (checksum > 32) | |
2800 | cdouble += (double)along; | |
2801 | else | |
2802 | culong += along; | |
2803 | } | |
2804 | } | |
2805 | else { | |
2806 | EXTEND(SP, len); | |
bbce6d69 | 2807 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2808 | while (len-- > 0) { |
2809 | Copy(s, &along, 1, I32); | |
2810 | s += sizeof(I32); | |
2811 | sv = NEWSV(42, 0); | |
2812 | sv_setiv(sv, (I32)along); | |
2813 | PUSHs(sv_2mortal(sv)); | |
2814 | } | |
79072805 | 2815 | } |
a0d0e21e LW |
2816 | break; |
2817 | case 'V': | |
2818 | case 'N': | |
2819 | case 'L': | |
2820 | along = (strend - s) / sizeof(U32); | |
2821 | if (len > along) | |
2822 | len = along; | |
2823 | if (checksum) { | |
2824 | while (len-- > 0) { | |
2825 | Copy(s, &aulong, 1, U32); | |
2826 | s += sizeof(U32); | |
2827 | #ifdef HAS_NTOHL | |
2828 | if (datumtype == 'N') | |
2829 | aulong = ntohl(aulong); | |
79072805 | 2830 | #endif |
a0d0e21e LW |
2831 | #ifdef HAS_VTOHL |
2832 | if (datumtype == 'V') | |
2833 | aulong = vtohl(aulong); | |
79072805 | 2834 | #endif |
a0d0e21e LW |
2835 | if (checksum > 32) |
2836 | cdouble += (double)aulong; | |
2837 | else | |
2838 | culong += aulong; | |
2839 | } | |
2840 | } | |
2841 | else { | |
2842 | EXTEND(SP, len); | |
bbce6d69 | 2843 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2844 | while (len-- > 0) { |
2845 | Copy(s, &aulong, 1, U32); | |
2846 | s += sizeof(U32); | |
2847 | sv = NEWSV(43, 0); | |
2848 | #ifdef HAS_NTOHL | |
2849 | if (datumtype == 'N') | |
2850 | aulong = ntohl(aulong); | |
79072805 | 2851 | #endif |
a0d0e21e LW |
2852 | #ifdef HAS_VTOHL |
2853 | if (datumtype == 'V') | |
2854 | aulong = vtohl(aulong); | |
79072805 | 2855 | #endif |
a0d0e21e LW |
2856 | sv_setnv(sv, (double)aulong); |
2857 | PUSHs(sv_2mortal(sv)); | |
2858 | } | |
2859 | } | |
2860 | break; | |
2861 | case 'p': | |
2862 | along = (strend - s) / sizeof(char*); | |
2863 | if (len > along) | |
2864 | len = along; | |
2865 | EXTEND(SP, len); | |
bbce6d69 | 2866 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2867 | while (len-- > 0) { |
2868 | if (sizeof(char*) > strend - s) | |
2869 | break; | |
2870 | else { | |
2871 | Copy(s, &aptr, 1, char*); | |
2872 | s += sizeof(char*); | |
2873 | } | |
2874 | sv = NEWSV(44, 0); | |
2875 | if (aptr) | |
2876 | sv_setpv(sv, aptr); | |
2877 | PUSHs(sv_2mortal(sv)); | |
2878 | } | |
2879 | break; | |
def98dd4 | 2880 | case 'w': |
def98dd4 | 2881 | EXTEND(SP, len); |
bbce6d69 | 2882 | EXTEND_MORTAL(len); |
2883 | { | |
2884 | UV auv = 0; | |
2885 | U32 bytes = 0; | |
2886 | ||
2887 | while ((len > 0) && (s < strend)) { | |
2888 | auv = (auv << 7) | (*s & 0x7f); | |
2889 | if (!(*s++ & 0x80)) { | |
2890 | bytes = 0; | |
2891 | sv = NEWSV(40, 0); | |
2892 | sv_setuv(sv, auv); | |
2893 | PUSHs(sv_2mortal(sv)); | |
2894 | len--; | |
2895 | auv = 0; | |
2896 | } | |
2897 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
2898 | char decn[sizeof(UV) * 3 + 1]; | |
2899 | char *t; | |
2900 | ||
2901 | (void) sprintf(decn, "%0*ld", sizeof(decn) - 1, auv); | |
2902 | sv = newSVpv(decn, 0); | |
2903 | while (s < strend) { | |
2904 | sv = mul128(sv, *s & 0x7f); | |
2905 | if (!(*s++ & 0x80)) { | |
2906 | bytes = 0; | |
2907 | break; | |
2908 | } | |
2909 | } | |
2910 | t = SvPV(sv, na); | |
2911 | while (*t == '0') | |
2912 | t++; | |
2913 | sv_chop(sv, t); | |
2914 | PUSHs(sv_2mortal(sv)); | |
2915 | len--; | |
2916 | auv = 0; | |
2917 | } | |
2918 | } | |
2919 | if ((s >= strend) && bytes) | |
2920 | croak("Unterminated compressed integer"); | |
2921 | } | |
def98dd4 | 2922 | break; |
a0d0e21e LW |
2923 | case 'P': |
2924 | EXTEND(SP, 1); | |
2925 | if (sizeof(char*) > strend - s) | |
2926 | break; | |
2927 | else { | |
2928 | Copy(s, &aptr, 1, char*); | |
2929 | s += sizeof(char*); | |
2930 | } | |
2931 | sv = NEWSV(44, 0); | |
2932 | if (aptr) | |
2933 | sv_setpvn(sv, aptr, len); | |
2934 | PUSHs(sv_2mortal(sv)); | |
2935 | break; | |
ecfc5424 | 2936 | #ifdef HAS_QUAD |
a0d0e21e LW |
2937 | case 'q': |
2938 | EXTEND(SP, len); | |
bbce6d69 | 2939 | EXTEND_MORTAL(len); |
a0d0e21e | 2940 | while (len-- > 0) { |
ecfc5424 | 2941 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2942 | aquad = 0; |
2943 | else { | |
ecfc5424 AD |
2944 | Copy(s, &aquad, 1, Quad_t); |
2945 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2946 | } |
2947 | sv = NEWSV(42, 0); | |
2948 | sv_setiv(sv, (IV)aquad); | |
2949 | PUSHs(sv_2mortal(sv)); | |
2950 | } | |
2951 | break; | |
2952 | case 'Q': | |
2953 | EXTEND(SP, len); | |
bbce6d69 | 2954 | EXTEND_MORTAL(len); |
a0d0e21e | 2955 | while (len-- > 0) { |
ecfc5424 | 2956 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
2957 | auquad = 0; |
2958 | else { | |
ecfc5424 AD |
2959 | Copy(s, &auquad, 1, unsigned Quad_t); |
2960 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
2961 | } |
2962 | sv = NEWSV(43, 0); | |
2963 | sv_setiv(sv, (IV)auquad); | |
2964 | PUSHs(sv_2mortal(sv)); | |
2965 | } | |
2966 | break; | |
79072805 | 2967 | #endif |
a0d0e21e LW |
2968 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
2969 | case 'f': | |
2970 | case 'F': | |
2971 | along = (strend - s) / sizeof(float); | |
2972 | if (len > along) | |
2973 | len = along; | |
2974 | if (checksum) { | |
2975 | while (len-- > 0) { | |
2976 | Copy(s, &afloat, 1, float); | |
2977 | s += sizeof(float); | |
2978 | cdouble += afloat; | |
2979 | } | |
2980 | } | |
2981 | else { | |
2982 | EXTEND(SP, len); | |
bbce6d69 | 2983 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2984 | while (len-- > 0) { |
2985 | Copy(s, &afloat, 1, float); | |
2986 | s += sizeof(float); | |
2987 | sv = NEWSV(47, 0); | |
2988 | sv_setnv(sv, (double)afloat); | |
2989 | PUSHs(sv_2mortal(sv)); | |
2990 | } | |
2991 | } | |
2992 | break; | |
2993 | case 'd': | |
2994 | case 'D': | |
2995 | along = (strend - s) / sizeof(double); | |
2996 | if (len > along) | |
2997 | len = along; | |
2998 | if (checksum) { | |
2999 | while (len-- > 0) { | |
3000 | Copy(s, &adouble, 1, double); | |
3001 | s += sizeof(double); | |
3002 | cdouble += adouble; | |
3003 | } | |
3004 | } | |
3005 | else { | |
3006 | EXTEND(SP, len); | |
bbce6d69 | 3007 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3008 | while (len-- > 0) { |
3009 | Copy(s, &adouble, 1, double); | |
3010 | s += sizeof(double); | |
3011 | sv = NEWSV(48, 0); | |
3012 | sv_setnv(sv, (double)adouble); | |
3013 | PUSHs(sv_2mortal(sv)); | |
3014 | } | |
3015 | } | |
3016 | break; | |
3017 | case 'u': | |
3018 | along = (strend - s) * 3 / 4; | |
3019 | sv = NEWSV(42, along); | |
f12c7020 | 3020 | if (along) |
3021 | SvPOK_on(sv); | |
a0d0e21e LW |
3022 | while (s < strend && *s > ' ' && *s < 'a') { |
3023 | I32 a, b, c, d; | |
3024 | char hunk[4]; | |
79072805 | 3025 | |
a0d0e21e LW |
3026 | hunk[3] = '\0'; |
3027 | len = (*s++ - ' ') & 077; | |
3028 | while (len > 0) { | |
3029 | if (s < strend && *s >= ' ') | |
3030 | a = (*s++ - ' ') & 077; | |
3031 | else | |
3032 | a = 0; | |
3033 | if (s < strend && *s >= ' ') | |
3034 | b = (*s++ - ' ') & 077; | |
3035 | else | |
3036 | b = 0; | |
3037 | if (s < strend && *s >= ' ') | |
3038 | c = (*s++ - ' ') & 077; | |
3039 | else | |
3040 | c = 0; | |
3041 | if (s < strend && *s >= ' ') | |
3042 | d = (*s++ - ' ') & 077; | |
3043 | else | |
3044 | d = 0; | |
3045 | hunk[0] = a << 2 | b >> 4; | |
3046 | hunk[1] = b << 4 | c >> 2; | |
3047 | hunk[2] = c << 6 | d; | |
3048 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3049 | len -= 3; | |
3050 | } | |
3051 | if (*s == '\n') | |
3052 | s++; | |
3053 | else if (s[1] == '\n') /* possible checksum byte */ | |
3054 | s += 2; | |
79072805 | 3055 | } |
a0d0e21e LW |
3056 | XPUSHs(sv_2mortal(sv)); |
3057 | break; | |
79072805 | 3058 | } |
a0d0e21e LW |
3059 | if (checksum) { |
3060 | sv = NEWSV(42, 0); | |
3061 | if (strchr("fFdD", datumtype) || | |
3062 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3063 | double trouble; | |
79072805 | 3064 | |
a0d0e21e LW |
3065 | adouble = 1.0; |
3066 | while (checksum >= 16) { | |
3067 | checksum -= 16; | |
3068 | adouble *= 65536.0; | |
3069 | } | |
3070 | while (checksum >= 4) { | |
3071 | checksum -= 4; | |
3072 | adouble *= 16.0; | |
3073 | } | |
3074 | while (checksum--) | |
3075 | adouble *= 2.0; | |
3076 | along = (1 << checksum) - 1; | |
3077 | while (cdouble < 0.0) | |
3078 | cdouble += adouble; | |
3079 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3080 | sv_setnv(sv, cdouble); | |
3081 | } | |
3082 | else { | |
3083 | if (checksum < 32) { | |
3084 | along = (1 << checksum) - 1; | |
3085 | culong &= (U32)along; | |
3086 | } | |
3087 | sv_setnv(sv, (double)culong); | |
3088 | } | |
3089 | XPUSHs(sv_2mortal(sv)); | |
3090 | checksum = 0; | |
79072805 | 3091 | } |
79072805 | 3092 | } |
79072805 | 3093 | RETURN; |
79072805 LW |
3094 | } |
3095 | ||
a0d0e21e LW |
3096 | static void |
3097 | doencodes(sv, s, len) | |
3098 | register SV *sv; | |
3099 | register char *s; | |
3100 | register I32 len; | |
79072805 | 3101 | { |
a0d0e21e | 3102 | char hunk[5]; |
79072805 | 3103 | |
a0d0e21e LW |
3104 | *hunk = len + ' '; |
3105 | sv_catpvn(sv, hunk, 1); | |
3106 | hunk[4] = '\0'; | |
3107 | while (len > 0) { | |
3108 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3109 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3110 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3111 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3112 | sv_catpvn(sv, hunk, 4); | |
3113 | s += 3; | |
3114 | len -= 3; | |
3115 | } | |
3116 | for (s = SvPVX(sv); *s; s++) { | |
3117 | if (*s == ' ') | |
3118 | *s = '`'; | |
3119 | } | |
3120 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3121 | } |
3122 | ||
55497cff | 3123 | static SV * |
3124 | is_an_int(s, l) | |
3125 | char *s; | |
3126 | STRLEN l; | |
3127 | { | |
3128 | SV *result = newSVpv("", l); | |
3129 | char *result_c = SvPV(result, na); /* convenience */ | |
3130 | char *out = result_c; | |
3131 | bool skip = 1; | |
3132 | bool ignore = 0; | |
3133 | ||
3134 | while (*s) { | |
3135 | switch (*s) { | |
3136 | case ' ': | |
3137 | break; | |
3138 | case '+': | |
3139 | if (!skip) { | |
3140 | SvREFCNT_dec(result); | |
3141 | return (NULL); | |
3142 | } | |
3143 | break; | |
3144 | case '0': | |
3145 | case '1': | |
3146 | case '2': | |
3147 | case '3': | |
3148 | case '4': | |
3149 | case '5': | |
3150 | case '6': | |
3151 | case '7': | |
3152 | case '8': | |
3153 | case '9': | |
3154 | skip = 0; | |
3155 | if (!ignore) { | |
3156 | *(out++) = *s; | |
3157 | } | |
3158 | break; | |
3159 | case '.': | |
3160 | ignore = 1; | |
3161 | break; | |
3162 | default: | |
3163 | SvREFCNT_dec(result); | |
3164 | return (NULL); | |
3165 | } | |
3166 | s++; | |
3167 | } | |
3168 | *(out++) = '\0'; | |
3169 | SvCUR_set(result, out - result_c); | |
3170 | return (result); | |
3171 | } | |
3172 | ||
3173 | static int | |
3174 | div128(pnum, done) | |
3175 | SV *pnum; /* must be '\0' terminated */ | |
3176 | bool *done; | |
3177 | { | |
3178 | STRLEN len; | |
3179 | char *s = SvPV(pnum, len); | |
3180 | int m = 0; | |
3181 | int r = 0; | |
3182 | char *t = s; | |
3183 | ||
3184 | *done = 1; | |
3185 | while (*t) { | |
3186 | int i; | |
3187 | ||
3188 | i = m * 10 + (*t - '0'); | |
3189 | m = i & 0x7F; | |
3190 | r = (i >> 7); /* r < 10 */ | |
3191 | if (r) { | |
3192 | *done = 0; | |
3193 | } | |
3194 | *(t++) = '0' + r; | |
3195 | } | |
3196 | *(t++) = '\0'; | |
3197 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3198 | return (m); | |
3199 | } | |
3200 | ||
3201 | ||
a0d0e21e | 3202 | PP(pp_pack) |
79072805 | 3203 | { |
a0d0e21e LW |
3204 | dSP; dMARK; dORIGMARK; dTARGET; |
3205 | register SV *cat = TARG; | |
3206 | register I32 items; | |
3207 | STRLEN fromlen; | |
3208 | register char *pat = SvPVx(*++MARK, fromlen); | |
3209 | register char *patend = pat + fromlen; | |
3210 | register I32 len; | |
3211 | I32 datumtype; | |
3212 | SV *fromstr; | |
3213 | /*SUPPRESS 442*/ | |
3214 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3215 | static char *space10 = " "; | |
79072805 | 3216 | |
a0d0e21e LW |
3217 | /* These must not be in registers: */ |
3218 | char achar; | |
3219 | I16 ashort; | |
3220 | int aint; | |
3221 | unsigned int auint; | |
3222 | I32 along; | |
3223 | U32 aulong; | |
ecfc5424 AD |
3224 | #ifdef HAS_QUAD |
3225 | Quad_t aquad; | |
3226 | unsigned Quad_t auquad; | |
79072805 | 3227 | #endif |
a0d0e21e LW |
3228 | char *aptr; |
3229 | float afloat; | |
3230 | double adouble; | |
79072805 | 3231 | |
a0d0e21e LW |
3232 | items = SP - MARK; |
3233 | MARK++; | |
3234 | sv_setpvn(cat, "", 0); | |
3235 | while (pat < patend) { | |
3236 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
3237 | datumtype = *pat++; | |
3238 | if (*pat == '*') { | |
3239 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3240 | pat++; | |
3241 | } | |
3242 | else if (isDIGIT(*pat)) { | |
3243 | len = *pat++ - '0'; | |
3244 | while (isDIGIT(*pat)) | |
3245 | len = (len * 10) + (*pat++ - '0'); | |
3246 | } | |
3247 | else | |
3248 | len = 1; | |
3249 | switch(datumtype) { | |
3250 | default: | |
3251 | break; | |
3252 | case '%': | |
3253 | DIE("%% may only be used in unpack"); | |
3254 | case '@': | |
3255 | len -= SvCUR(cat); | |
3256 | if (len > 0) | |
3257 | goto grow; | |
3258 | len = -len; | |
3259 | if (len > 0) | |
3260 | goto shrink; | |
3261 | break; | |
3262 | case 'X': | |
3263 | shrink: | |
3264 | if (SvCUR(cat) < len) | |
3265 | DIE("X outside of string"); | |
3266 | SvCUR(cat) -= len; | |
3267 | *SvEND(cat) = '\0'; | |
3268 | break; | |
3269 | case 'x': | |
3270 | grow: | |
3271 | while (len >= 10) { | |
3272 | sv_catpvn(cat, null10, 10); | |
3273 | len -= 10; | |
3274 | } | |
3275 | sv_catpvn(cat, null10, len); | |
3276 | break; | |
3277 | case 'A': | |
3278 | case 'a': | |
3279 | fromstr = NEXTFROM; | |
3280 | aptr = SvPV(fromstr, fromlen); | |
3281 | if (pat[-1] == '*') | |
3282 | len = fromlen; | |
3283 | if (fromlen > len) | |
3284 | sv_catpvn(cat, aptr, len); | |
3285 | else { | |
3286 | sv_catpvn(cat, aptr, fromlen); | |
3287 | len -= fromlen; | |
3288 | if (datumtype == 'A') { | |
3289 | while (len >= 10) { | |
3290 | sv_catpvn(cat, space10, 10); | |
3291 | len -= 10; | |
3292 | } | |
3293 | sv_catpvn(cat, space10, len); | |
3294 | } | |
3295 | else { | |
3296 | while (len >= 10) { | |
3297 | sv_catpvn(cat, null10, 10); | |
3298 | len -= 10; | |
3299 | } | |
3300 | sv_catpvn(cat, null10, len); | |
3301 | } | |
3302 | } | |
3303 | break; | |
3304 | case 'B': | |
3305 | case 'b': | |
3306 | { | |
3307 | char *savepat = pat; | |
3308 | I32 saveitems; | |
79072805 | 3309 | |
a0d0e21e LW |
3310 | fromstr = NEXTFROM; |
3311 | saveitems = items; | |
3312 | aptr = SvPV(fromstr, fromlen); | |
3313 | if (pat[-1] == '*') | |
3314 | len = fromlen; | |
3315 | pat = aptr; | |
3316 | aint = SvCUR(cat); | |
3317 | SvCUR(cat) += (len+7)/8; | |
3318 | SvGROW(cat, SvCUR(cat) + 1); | |
3319 | aptr = SvPVX(cat) + aint; | |
3320 | if (len > fromlen) | |
3321 | len = fromlen; | |
3322 | aint = len; | |
3323 | items = 0; | |
3324 | if (datumtype == 'B') { | |
3325 | for (len = 0; len++ < aint;) { | |
3326 | items |= *pat++ & 1; | |
3327 | if (len & 7) | |
3328 | items <<= 1; | |
3329 | else { | |
3330 | *aptr++ = items & 0xff; | |
3331 | items = 0; | |
3332 | } | |
3333 | } | |
3334 | } | |
3335 | else { | |
3336 | for (len = 0; len++ < aint;) { | |
3337 | if (*pat++ & 1) | |
3338 | items |= 128; | |
3339 | if (len & 7) | |
3340 | items >>= 1; | |
3341 | else { | |
3342 | *aptr++ = items & 0xff; | |
3343 | items = 0; | |
3344 | } | |
3345 | } | |
3346 | } | |
3347 | if (aint & 7) { | |
3348 | if (datumtype == 'B') | |
3349 | items <<= 7 - (aint & 7); | |
3350 | else | |
3351 | items >>= 7 - (aint & 7); | |
3352 | *aptr++ = items & 0xff; | |
3353 | } | |
3354 | pat = SvPVX(cat) + SvCUR(cat); | |
3355 | while (aptr <= pat) | |
3356 | *aptr++ = '\0'; | |
79072805 | 3357 | |
a0d0e21e LW |
3358 | pat = savepat; |
3359 | items = saveitems; | |
3360 | } | |
3361 | break; | |
3362 | case 'H': | |
3363 | case 'h': | |
3364 | { | |
3365 | char *savepat = pat; | |
3366 | I32 saveitems; | |
79072805 | 3367 | |
a0d0e21e LW |
3368 | fromstr = NEXTFROM; |
3369 | saveitems = items; | |
3370 | aptr = SvPV(fromstr, fromlen); | |
3371 | if (pat[-1] == '*') | |
3372 | len = fromlen; | |
3373 | pat = aptr; | |
3374 | aint = SvCUR(cat); | |
3375 | SvCUR(cat) += (len+1)/2; | |
3376 | SvGROW(cat, SvCUR(cat) + 1); | |
3377 | aptr = SvPVX(cat) + aint; | |
3378 | if (len > fromlen) | |
3379 | len = fromlen; | |
3380 | aint = len; | |
3381 | items = 0; | |
3382 | if (datumtype == 'H') { | |
3383 | for (len = 0; len++ < aint;) { | |
3384 | if (isALPHA(*pat)) | |
3385 | items |= ((*pat++ & 15) + 9) & 15; | |
3386 | else | |
3387 | items |= *pat++ & 15; | |
3388 | if (len & 1) | |
3389 | items <<= 4; | |
3390 | else { | |
3391 | *aptr++ = items & 0xff; | |
3392 | items = 0; | |
3393 | } | |
3394 | } | |
3395 | } | |
3396 | else { | |
3397 | for (len = 0; len++ < aint;) { | |
3398 | if (isALPHA(*pat)) | |
3399 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3400 | else | |
3401 | items |= (*pat++ & 15) << 4; | |
3402 | if (len & 1) | |
3403 | items >>= 4; | |
3404 | else { | |
3405 | *aptr++ = items & 0xff; | |
3406 | items = 0; | |
3407 | } | |
3408 | } | |
3409 | } | |
3410 | if (aint & 1) | |
3411 | *aptr++ = items & 0xff; | |
3412 | pat = SvPVX(cat) + SvCUR(cat); | |
3413 | while (aptr <= pat) | |
3414 | *aptr++ = '\0'; | |
79072805 | 3415 | |
a0d0e21e LW |
3416 | pat = savepat; |
3417 | items = saveitems; | |
3418 | } | |
3419 | break; | |
3420 | case 'C': | |
3421 | case 'c': | |
3422 | while (len-- > 0) { | |
3423 | fromstr = NEXTFROM; | |
3424 | aint = SvIV(fromstr); | |
3425 | achar = aint; | |
3426 | sv_catpvn(cat, &achar, sizeof(char)); | |
3427 | } | |
3428 | break; | |
3429 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3430 | case 'f': | |
3431 | case 'F': | |
3432 | while (len-- > 0) { | |
3433 | fromstr = NEXTFROM; | |
3434 | afloat = (float)SvNV(fromstr); | |
3435 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3436 | } | |
3437 | break; | |
3438 | case 'd': | |
3439 | case 'D': | |
3440 | while (len-- > 0) { | |
3441 | fromstr = NEXTFROM; | |
3442 | adouble = (double)SvNV(fromstr); | |
3443 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3444 | } | |
3445 | break; | |
3446 | case 'n': | |
3447 | while (len-- > 0) { | |
3448 | fromstr = NEXTFROM; | |
3449 | ashort = (I16)SvIV(fromstr); | |
3450 | #ifdef HAS_HTONS | |
3451 | ashort = htons(ashort); | |
79072805 | 3452 | #endif |
a0d0e21e LW |
3453 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3454 | } | |
3455 | break; | |
3456 | case 'v': | |
3457 | while (len-- > 0) { | |
3458 | fromstr = NEXTFROM; | |
3459 | ashort = (I16)SvIV(fromstr); | |
3460 | #ifdef HAS_HTOVS | |
3461 | ashort = htovs(ashort); | |
79072805 | 3462 | #endif |
a0d0e21e LW |
3463 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3464 | } | |
3465 | break; | |
3466 | case 'S': | |
3467 | case 's': | |
3468 | while (len-- > 0) { | |
3469 | fromstr = NEXTFROM; | |
3470 | ashort = (I16)SvIV(fromstr); | |
3471 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3472 | } | |
3473 | break; | |
3474 | case 'I': | |
3475 | while (len-- > 0) { | |
3476 | fromstr = NEXTFROM; | |
3477 | auint = U_I(SvNV(fromstr)); | |
3478 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3479 | } | |
3480 | break; | |
def98dd4 UP |
3481 | case 'w': |
3482 | while (len-- > 0) { | |
bbce6d69 | 3483 | fromstr = NEXTFROM; |
3484 | adouble = floor(SvNV(fromstr)); | |
3485 | ||
3486 | if (adouble < 0) | |
3487 | croak("Cannot compress negative numbers"); | |
3488 | ||
3489 | if (adouble <= UV_MAX) { | |
3490 | char buf[1 + sizeof(UV)]; | |
3491 | char *in = buf + sizeof(buf); | |
3492 | UV auv = U_V(adouble);; | |
3493 | ||
3494 | do { | |
3495 | *--in = (auv & 0x7f) | 0x80; | |
3496 | auv >>= 7; | |
3497 | } while (auv); | |
3498 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3499 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3500 | } | |
3501 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3502 | char *from, *result, *in; | |
3503 | SV *norm; | |
3504 | STRLEN len; | |
3505 | bool done; | |
55497cff | 3506 | |
bbce6d69 | 3507 | /* Copy string and check for compliance */ |
3508 | from = SvPV(fromstr, len); | |
3509 | if ((norm = is_an_int(from, len)) == NULL) | |
3510 | croak("can compress only unsigned integer"); | |
3511 | ||
3512 | New('w', result, len, char); | |
3513 | in = result + len; | |
3514 | done = FALSE; | |
3515 | while (!done) | |
3516 | *--in = div128(norm, &done) | 0x80; | |
3517 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3518 | sv_catpvn(cat, in, (result + len) - in); | |
3519 | SvREFCNT_dec(norm); /* free norm */ | |
def98dd4 | 3520 | } |
bbce6d69 | 3521 | else if (SvNOKp(fromstr)) { |
3522 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3523 | char *in = buf + sizeof(buf); | |
3524 | ||
3525 | do { | |
3526 | double next = floor(adouble / 128); | |
3527 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
3528 | if (--in < buf) /* this cannot happen ;-) */ | |
3529 | croak ("Cannot compress integer"); | |
3530 | adouble = next; | |
3531 | } while (adouble > 0); | |
3532 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3533 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3534 | } | |
3535 | else | |
3536 | croak("Cannot compress non integer"); | |
3537 | } | |
def98dd4 | 3538 | break; |
a0d0e21e LW |
3539 | case 'i': |
3540 | while (len-- > 0) { | |
3541 | fromstr = NEXTFROM; | |
3542 | aint = SvIV(fromstr); | |
3543 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3544 | } | |
3545 | break; | |
3546 | case 'N': | |
3547 | while (len-- > 0) { | |
3548 | fromstr = NEXTFROM; | |
3549 | aulong = U_L(SvNV(fromstr)); | |
3550 | #ifdef HAS_HTONL | |
3551 | aulong = htonl(aulong); | |
79072805 | 3552 | #endif |
a0d0e21e LW |
3553 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3554 | } | |
3555 | break; | |
3556 | case 'V': | |
3557 | while (len-- > 0) { | |
3558 | fromstr = NEXTFROM; | |
3559 | aulong = U_L(SvNV(fromstr)); | |
3560 | #ifdef HAS_HTOVL | |
3561 | aulong = htovl(aulong); | |
79072805 | 3562 | #endif |
a0d0e21e LW |
3563 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3564 | } | |
3565 | break; | |
3566 | case 'L': | |
3567 | while (len-- > 0) { | |
3568 | fromstr = NEXTFROM; | |
3569 | aulong = U_L(SvNV(fromstr)); | |
3570 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3571 | } | |
3572 | break; | |
3573 | case 'l': | |
3574 | while (len-- > 0) { | |
3575 | fromstr = NEXTFROM; | |
3576 | along = SvIV(fromstr); | |
3577 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3578 | } | |
3579 | break; | |
ecfc5424 | 3580 | #ifdef HAS_QUAD |
a0d0e21e LW |
3581 | case 'Q': |
3582 | while (len-- > 0) { | |
3583 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3584 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3585 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3586 | } |
3587 | break; | |
3588 | case 'q': | |
3589 | while (len-- > 0) { | |
3590 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3591 | aquad = (Quad_t)SvIV(fromstr); |
3592 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3593 | } |
3594 | break; | |
ecfc5424 | 3595 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3596 | case 'P': |
3597 | len = 1; /* assume SV is correct length */ | |
3598 | /* FALL THROUGH */ | |
3599 | case 'p': | |
3600 | while (len-- > 0) { | |
3601 | fromstr = NEXTFROM; | |
3602 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3603 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3604 | } | |
3605 | break; | |
3606 | case 'u': | |
3607 | fromstr = NEXTFROM; | |
3608 | aptr = SvPV(fromstr, fromlen); | |
3609 | SvGROW(cat, fromlen * 4 / 3); | |
3610 | if (len <= 1) | |
3611 | len = 45; | |
3612 | else | |
3613 | len = len / 3 * 3; | |
3614 | while (fromlen > 0) { | |
3615 | I32 todo; | |
79072805 | 3616 | |
a0d0e21e LW |
3617 | if (fromlen > len) |
3618 | todo = len; | |
3619 | else | |
3620 | todo = fromlen; | |
3621 | doencodes(cat, aptr, todo); | |
3622 | fromlen -= todo; | |
3623 | aptr += todo; | |
3624 | } | |
3625 | break; | |
3626 | } | |
3627 | } | |
3628 | SvSETMAGIC(cat); | |
3629 | SP = ORIGMARK; | |
3630 | PUSHs(cat); | |
3631 | RETURN; | |
79072805 | 3632 | } |
a0d0e21e | 3633 | #undef NEXTFROM |
79072805 | 3634 | |
a0d0e21e | 3635 | PP(pp_split) |
79072805 | 3636 | { |
a0d0e21e LW |
3637 | dSP; dTARG; |
3638 | AV *ary; | |
3639 | register I32 limit = POPi; /* note, negative is forever */ | |
3640 | SV *sv = POPs; | |
3641 | STRLEN len; | |
3642 | register char *s = SvPV(sv, len); | |
3643 | char *strend = s + len; | |
3644 | register PMOP *pm = (PMOP*)POPs; | |
3645 | register SV *dstr; | |
3646 | register char *m; | |
3647 | I32 iters = 0; | |
3648 | I32 maxiters = (strend - s) + 10; | |
3649 | I32 i; | |
3650 | char *orig; | |
3651 | I32 origlimit = limit; | |
3652 | I32 realarray = 0; | |
3653 | I32 base; | |
f12c7020 | 3654 | AV *oldstack = curstack; |
a0d0e21e LW |
3655 | register REGEXP *rx = pm->op_pmregexp; |
3656 | I32 gimme = GIMME; | |
c07a80fd | 3657 | I32 oldsave = savestack_ix; |
79072805 | 3658 | |
a0d0e21e LW |
3659 | if (!pm || !s) |
3660 | DIE("panic: do_split"); | |
bbce6d69 | 3661 | |
3662 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
3663 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
3664 | ||
a0d0e21e LW |
3665 | if (pm->op_pmreplroot) |
3666 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3667 | else if (gimme != G_ARRAY) | |
3668 | ary = GvAVn(defgv); | |
79072805 | 3669 | else |
a0d0e21e LW |
3670 | ary = Nullav; |
3671 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3672 | realarray = 1; | |
3673 | if (!AvREAL(ary)) { | |
3674 | AvREAL_on(ary); | |
3675 | for (i = AvFILL(ary); i >= 0; i--) | |
3676 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3677 | } |
a0d0e21e LW |
3678 | av_extend(ary,0); |
3679 | av_clear(ary); | |
3680 | /* temporarily switch stacks */ | |
f12c7020 | 3681 | SWITCHSTACK(curstack, ary); |
79072805 | 3682 | } |
a0d0e21e LW |
3683 | base = SP - stack_base; |
3684 | orig = s; | |
3685 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 3686 | if (pm->op_pmflags & PMf_LOCALE) { |
3687 | while (isSPACE_LC(*s)) | |
3688 | s++; | |
3689 | } | |
3690 | else { | |
3691 | while (isSPACE(*s)) | |
3692 | s++; | |
3693 | } | |
a0d0e21e | 3694 | } |
c07a80fd | 3695 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3696 | SAVEINT(multiline); | |
3697 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
3698 | } | |
3699 | ||
a0d0e21e LW |
3700 | if (!limit) |
3701 | limit = maxiters + 2; | |
3702 | if (pm->op_pmflags & PMf_WHITE) { | |
3703 | while (--limit) { | |
bbce6d69 | 3704 | m = s; |
3705 | while (m < strend && | |
3706 | !((pm->op_pmflags & PMf_LOCALE) | |
3707 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
3708 | ++m; | |
a0d0e21e LW |
3709 | if (m >= strend) |
3710 | break; | |
bbce6d69 | 3711 | |
a0d0e21e LW |
3712 | dstr = NEWSV(30, m-s); |
3713 | sv_setpvn(dstr, s, m-s); | |
3714 | if (!realarray) | |
3715 | sv_2mortal(dstr); | |
3716 | XPUSHs(dstr); | |
bbce6d69 | 3717 | |
3718 | s = m + 1; | |
3719 | while (s < strend && | |
3720 | ((pm->op_pmflags & PMf_LOCALE) | |
3721 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
3722 | ++s; | |
79072805 LW |
3723 | } |
3724 | } | |
a0d0e21e LW |
3725 | else if (strEQ("^", rx->precomp)) { |
3726 | while (--limit) { | |
3727 | /*SUPPRESS 530*/ | |
3728 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3729 | m++; | |
3730 | if (m >= strend) | |
3731 | break; | |
3732 | dstr = NEWSV(30, m-s); | |
3733 | sv_setpvn(dstr, s, m-s); | |
3734 | if (!realarray) | |
3735 | sv_2mortal(dstr); | |
3736 | XPUSHs(dstr); | |
3737 | s = m; | |
3738 | } | |
3739 | } | |
3740 | else if (pm->op_pmshort) { | |
3741 | i = SvCUR(pm->op_pmshort); | |
3742 | if (i == 1) { | |
a0d0e21e | 3743 | i = *SvPVX(pm->op_pmshort); |
a0d0e21e | 3744 | while (--limit) { |
bbce6d69 | 3745 | /*SUPPRESS 530*/ |
3746 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
3747 | if (m >= strend) |
3748 | break; | |
3749 | dstr = NEWSV(30, m-s); | |
3750 | sv_setpvn(dstr, s, m-s); | |
3751 | if (!realarray) | |
3752 | sv_2mortal(dstr); | |
3753 | XPUSHs(dstr); | |
3754 | s = m + 1; | |
3755 | } | |
3756 | } | |
3757 | else { | |
3758 | #ifndef lint | |
3759 | while (s < strend && --limit && | |
3760 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3761 | pm->op_pmshort)) ) | |
79072805 | 3762 | #endif |
a0d0e21e LW |
3763 | { |
3764 | dstr = NEWSV(31, m-s); | |
3765 | sv_setpvn(dstr, s, m-s); | |
3766 | if (!realarray) | |
3767 | sv_2mortal(dstr); | |
3768 | XPUSHs(dstr); | |
3769 | s = m + i; | |
3770 | } | |
463ee0b2 | 3771 | } |
463ee0b2 | 3772 | } |
a0d0e21e LW |
3773 | else { |
3774 | maxiters += (strend - s) * rx->nparens; | |
3775 | while (s < strend && --limit && | |
bbce6d69 | 3776 | pregexec(rx, s, strend, orig, 1, Nullsv, TRUE)) |
3777 | { | |
3778 | TAINT_IF(rx->exec_tainted); | |
a0d0e21e LW |
3779 | if (rx->subbase |
3780 | && rx->subbase != orig) { | |
3781 | m = s; | |
3782 | s = orig; | |
3783 | orig = rx->subbase; | |
3784 | s = orig + (m - s); | |
3785 | strend = s + (strend - m); | |
3786 | } | |
3787 | m = rx->startp[0]; | |
3788 | dstr = NEWSV(32, m-s); | |
3789 | sv_setpvn(dstr, s, m-s); | |
3790 | if (!realarray) | |
3791 | sv_2mortal(dstr); | |
3792 | XPUSHs(dstr); | |
3793 | if (rx->nparens) { | |
3794 | for (i = 1; i <= rx->nparens; i++) { | |
3795 | s = rx->startp[i]; | |
3796 | m = rx->endp[i]; | |
748a9306 LW |
3797 | if (m && s) { |
3798 | dstr = NEWSV(33, m-s); | |
3799 | sv_setpvn(dstr, s, m-s); | |
3800 | } | |
3801 | else | |
3802 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3803 | if (!realarray) |
3804 | sv_2mortal(dstr); | |
3805 | XPUSHs(dstr); | |
3806 | } | |
3807 | } | |
3808 | s = rx->endp[0]; | |
3809 | } | |
79072805 | 3810 | } |
c07a80fd | 3811 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
3812 | iters = (SP - stack_base) - base; |
3813 | if (iters > maxiters) | |
3814 | DIE("Split loop"); | |
3815 | ||
3816 | /* keep field after final delim? */ | |
3817 | if (s < strend || (iters && origlimit)) { | |
3818 | dstr = NEWSV(34, strend-s); | |
3819 | sv_setpvn(dstr, s, strend-s); | |
3820 | if (!realarray) | |
3821 | sv_2mortal(dstr); | |
3822 | XPUSHs(dstr); | |
3823 | iters++; | |
79072805 | 3824 | } |
a0d0e21e | 3825 | else if (!origlimit) { |
b1dadf13 | 3826 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
3827 | iters--, SP--; |
3828 | } | |
3829 | if (realarray) { | |
3830 | SWITCHSTACK(ary, oldstack); | |
3831 | if (gimme == G_ARRAY) { | |
3832 | EXTEND(SP, iters); | |
3833 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3834 | SP += iters; | |
3835 | RETURN; | |
3836 | } | |
3837 | } | |
3838 | else { | |
3839 | if (gimme == G_ARRAY) | |
3840 | RETURN; | |
3841 | } | |
3842 | if (iters || !pm->op_pmreplroot) { | |
3843 | GETTARGET; | |
3844 | PUSHi(iters); | |
3845 | RETURN; | |
3846 | } | |
3847 | RETPUSHUNDEF; | |
79072805 | 3848 | } |
85e6fe83 | 3849 |