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); |
79072805 | 101 | if (SvTYPE(sv) != SVt_PVGV) |
a0d0e21e | 102 | DIE("Not a GLOB reference"); |
79072805 LW |
103 | } |
104 | else { | |
93a17b20 | 105 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
106 | char *sym; |
107 | ||
a0d0e21e LW |
108 | if (SvGMAGICAL(sv)) { |
109 | mg_get(sv); | |
110 | if (SvROK(sv)) | |
111 | goto wasref; | |
112 | } | |
113 | if (!SvOK(sv)) { | |
114 | if (op->op_flags & OPf_REF || | |
115 | op->op_private & HINT_STRICT_REFS) | |
116 | DIE(no_usym, "a symbol"); | |
117 | RETSETUNDEF; | |
118 | } | |
748a9306 | 119 | sym = SvPV(sv, na); |
85e6fe83 | 120 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
121 | DIE(no_symref, sym, "a symbol"); |
122 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 123 | } |
79072805 | 124 | } |
a0d0e21e | 125 | if (op->op_private & OPpLVAL_INTRO) { |
79072805 LW |
126 | GP *ogp = GvGP(sv); |
127 | ||
128 | SSCHECK(3); | |
4633a7c4 | 129 | SSPUSHPTR(SvREFCNT_inc(sv)); |
79072805 LW |
130 | SSPUSHPTR(ogp); |
131 | SSPUSHINT(SAVEt_GP); | |
132 | ||
a0d0e21e | 133 | if (op->op_flags & OPf_SPECIAL) { |
79072805 | 134 | GvGP(sv)->gp_refcnt++; /* will soon be assigned */ |
a5f75d66 | 135 | GvINTRO_on(sv); |
a0d0e21e | 136 | } |
79072805 LW |
137 | else { |
138 | GP *gp; | |
139 | Newz(602,gp, 1, GP); | |
140 | GvGP(sv) = gp; | |
141 | GvREFCNT(sv) = 1; | |
142 | GvSV(sv) = NEWSV(72,0); | |
143 | GvLINE(sv) = curcop->cop_line; | |
144 | GvEGV(sv) = sv; | |
145 | } | |
146 | } | |
147 | SETs(sv); | |
148 | RETURN; | |
149 | } | |
150 | ||
79072805 LW |
151 | PP(pp_rv2sv) |
152 | { | |
153 | dSP; dTOPss; | |
154 | ||
ed6116ce | 155 | if (SvROK(sv)) { |
a0d0e21e | 156 | wasref: |
ed6116ce | 157 | sv = SvRV(sv); |
79072805 LW |
158 | switch (SvTYPE(sv)) { |
159 | case SVt_PVAV: | |
160 | case SVt_PVHV: | |
161 | case SVt_PVCV: | |
a0d0e21e | 162 | DIE("Not a SCALAR reference"); |
79072805 LW |
163 | } |
164 | } | |
165 | else { | |
463ee0b2 | 166 | GV *gv = sv; |
748a9306 LW |
167 | char *sym; |
168 | ||
463ee0b2 | 169 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
170 | if (SvGMAGICAL(sv)) { |
171 | mg_get(sv); | |
172 | if (SvROK(sv)) | |
173 | goto wasref; | |
174 | } | |
175 | if (!SvOK(sv)) { | |
176 | if (op->op_flags & OPf_REF || | |
177 | op->op_private & HINT_STRICT_REFS) | |
178 | DIE(no_usym, "a SCALAR"); | |
179 | RETSETUNDEF; | |
180 | } | |
748a9306 | 181 | sym = SvPV(sv, na); |
85e6fe83 | 182 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
183 | DIE(no_symref, sym, "a SCALAR"); |
184 | gv = (SV*)gv_fetchpv(sym, TRUE, SVt_PV); | |
463ee0b2 LW |
185 | } |
186 | sv = GvSV(gv); | |
a0d0e21e LW |
187 | } |
188 | if (op->op_flags & OPf_MOD) { | |
189 | if (op->op_private & OPpLVAL_INTRO) | |
190 | sv = save_scalar((GV*)TOPs); | |
464e2e8a | 191 | else if (op->op_private & (OPpDEREF_HV|OPpDEREF_AV)) |
192 | provide_ref(op, sv); | |
79072805 | 193 | } |
a0d0e21e | 194 | SETs(sv); |
79072805 LW |
195 | RETURN; |
196 | } | |
197 | ||
198 | PP(pp_av2arylen) | |
199 | { | |
200 | dSP; | |
201 | AV *av = (AV*)TOPs; | |
202 | SV *sv = AvARYLEN(av); | |
203 | if (!sv) { | |
204 | AvARYLEN(av) = sv = NEWSV(0,0); | |
205 | sv_upgrade(sv, SVt_IV); | |
206 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
207 | } | |
208 | SETs(sv); | |
209 | RETURN; | |
210 | } | |
211 | ||
a0d0e21e LW |
212 | PP(pp_pos) |
213 | { | |
214 | dSP; dTARGET; dPOPss; | |
215 | ||
216 | if (op->op_flags & OPf_MOD) { | |
217 | LvTYPE(TARG) = '<'; | |
218 | LvTARG(TARG) = sv; | |
219 | PUSHs(TARG); /* no SvSETMAGIC */ | |
220 | RETURN; | |
221 | } | |
222 | else { | |
223 | MAGIC* mg; | |
224 | ||
225 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
226 | mg = mg_find(sv, 'g'); | |
227 | if (mg && mg->mg_len >= 0) { | |
228 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
229 | RETURN; | |
230 | } | |
231 | } | |
232 | RETPUSHUNDEF; | |
233 | } | |
234 | } | |
235 | ||
79072805 LW |
236 | PP(pp_rv2cv) |
237 | { | |
238 | dSP; | |
79072805 LW |
239 | GV *gv; |
240 | HV *stash; | |
8990e307 | 241 | |
4633a7c4 LW |
242 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
243 | /* (But not in defined().) */ | |
244 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 | 245 | |
4633a7c4 LW |
246 | if (!cv) |
247 | cv = (CV*)&sv_undef; | |
79072805 LW |
248 | SETs((SV*)cv); |
249 | RETURN; | |
250 | } | |
251 | ||
c07a80fd | 252 | PP(pp_prototype) |
253 | { | |
254 | dSP; | |
255 | CV *cv; | |
256 | HV *stash; | |
257 | GV *gv; | |
258 | SV *ret; | |
259 | ||
260 | ret = &sv_undef; | |
261 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
262 | if (cv && SvPOK(cv)) { | |
263 | char *p = SvPVX(cv); | |
264 | ret = sv_2mortal(newSVpv(p ? p : "", SvLEN(cv))); | |
265 | } | |
266 | SETs(ret); | |
267 | RETURN; | |
268 | } | |
269 | ||
a0d0e21e LW |
270 | PP(pp_anoncode) |
271 | { | |
272 | dSP; | |
748a9306 LW |
273 | CV* cv = (CV*)cSVOP->op_sv; |
274 | EXTEND(SP,1); | |
275 | ||
a5f75d66 | 276 | if (CvCLONE(cv)) |
b355b4e0 | 277 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
748a9306 LW |
278 | |
279 | PUSHs((SV*)cv); | |
a0d0e21e LW |
280 | RETURN; |
281 | } | |
282 | ||
283 | PP(pp_srefgen) | |
79072805 LW |
284 | { |
285 | dSP; dTOPss; | |
286 | SV* rv; | |
8990e307 | 287 | rv = sv_newmortal(); |
ed6116ce | 288 | sv_upgrade(rv, SVt_RV); |
a0d0e21e LW |
289 | if (SvPADTMP(sv)) |
290 | sv = newSVsv(sv); | |
291 | else { | |
292 | SvTEMP_off(sv); | |
293 | (void)SvREFCNT_inc(sv); | |
294 | } | |
295 | SvRV(rv) = sv; | |
ed6116ce | 296 | SvROK_on(rv); |
79072805 LW |
297 | SETs(rv); |
298 | RETURN; | |
a0d0e21e LW |
299 | } |
300 | ||
301 | PP(pp_refgen) | |
302 | { | |
303 | dSP; dMARK; | |
304 | SV* sv; | |
305 | SV* rv; | |
306 | if (GIMME != G_ARRAY) { | |
307 | MARK[1] = *SP; | |
308 | SP = MARK + 1; | |
309 | } | |
310 | while (MARK < SP) { | |
311 | sv = *++MARK; | |
312 | rv = sv_newmortal(); | |
313 | sv_upgrade(rv, SVt_RV); | |
314 | if (SvPADTMP(sv)) | |
315 | sv = newSVsv(sv); | |
316 | else { | |
317 | SvTEMP_off(sv); | |
318 | (void)SvREFCNT_inc(sv); | |
319 | } | |
320 | SvRV(rv) = sv; | |
321 | SvROK_on(rv); | |
322 | *MARK = rv; | |
323 | } | |
324 | RETURN; | |
79072805 LW |
325 | } |
326 | ||
327 | PP(pp_ref) | |
328 | { | |
463ee0b2 LW |
329 | dSP; dTARGET; |
330 | SV *sv; | |
79072805 LW |
331 | char *pv; |
332 | ||
a0d0e21e LW |
333 | sv = POPs; |
334 | if (!sv || !SvROK(sv)) | |
4633a7c4 | 335 | RETPUSHNO; |
79072805 | 336 | |
ed6116ce | 337 | sv = SvRV(sv); |
a0d0e21e | 338 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 339 | PUSHp(pv, strlen(pv)); |
79072805 LW |
340 | RETURN; |
341 | } | |
342 | ||
343 | PP(pp_bless) | |
344 | { | |
463ee0b2 | 345 | dSP; |
463ee0b2 | 346 | HV *stash; |
79072805 | 347 | |
463ee0b2 LW |
348 | if (MAXARG == 1) |
349 | stash = curcop->cop_stash; | |
350 | else | |
a0d0e21e LW |
351 | stash = gv_stashsv(POPs, TRUE); |
352 | ||
353 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
354 | RETURN; |
355 | } | |
356 | ||
a0d0e21e | 357 | /* Pattern matching */ |
79072805 | 358 | |
a0d0e21e | 359 | PP(pp_study) |
79072805 | 360 | { |
c07a80fd | 361 | dSP; dPOPss; |
a0d0e21e LW |
362 | register unsigned char *s; |
363 | register I32 pos; | |
364 | register I32 ch; | |
365 | register I32 *sfirst; | |
366 | register I32 *snext; | |
367 | I32 retval; | |
368 | STRLEN len; | |
369 | ||
c07a80fd | 370 | s = (unsigned char*)(SvPV(sv, len)); |
a0d0e21e | 371 | pos = len; |
c07a80fd | 372 | if (sv == lastscream) |
373 | SvSCREAM_off(sv); | |
374 | else { | |
375 | if (lastscream) { | |
376 | SvSCREAM_off(lastscream); | |
377 | SvREFCNT_dec(lastscream); | |
378 | } | |
379 | lastscream = SvREFCNT_inc(sv); | |
380 | } | |
a0d0e21e LW |
381 | if (pos <= 0) { |
382 | retval = 0; | |
383 | goto ret; | |
384 | } | |
385 | if (pos > maxscream) { | |
386 | if (maxscream < 0) { | |
387 | maxscream = pos + 80; | |
388 | New(301, screamfirst, 256, I32); | |
389 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
390 | } |
391 | else { | |
a0d0e21e LW |
392 | maxscream = pos + pos / 4; |
393 | Renew(screamnext, maxscream, I32); | |
79072805 | 394 | } |
79072805 | 395 | } |
a0d0e21e LW |
396 | |
397 | sfirst = screamfirst; | |
398 | snext = screamnext; | |
399 | ||
400 | if (!sfirst || !snext) | |
401 | DIE("do_study: out of memory"); | |
402 | ||
403 | for (ch = 256; ch; --ch) | |
404 | *sfirst++ = -1; | |
405 | sfirst -= 256; | |
406 | ||
407 | while (--pos >= 0) { | |
408 | ch = s[pos]; | |
409 | if (sfirst[ch] >= 0) | |
410 | snext[pos] = sfirst[ch] - pos; | |
411 | else | |
412 | snext[pos] = -pos; | |
413 | sfirst[ch] = pos; | |
414 | ||
415 | /* If there were any case insensitive searches, we must assume they | |
416 | * all are. This speeds up insensitive searches much more than | |
417 | * it slows down sensitive ones. | |
418 | */ | |
419 | if (sawi) | |
420 | sfirst[fold[ch]] = pos; | |
79072805 LW |
421 | } |
422 | ||
c07a80fd | 423 | SvSCREAM_on(sv); |
464e2e8a | 424 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
a0d0e21e LW |
425 | retval = 1; |
426 | ret: | |
427 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
428 | RETURN; |
429 | } | |
430 | ||
a0d0e21e | 431 | PP(pp_trans) |
79072805 | 432 | { |
a0d0e21e LW |
433 | dSP; dTARG; |
434 | SV *sv; | |
435 | ||
436 | if (op->op_flags & OPf_STACKED) | |
437 | sv = POPs; | |
79072805 | 438 | else { |
a0d0e21e LW |
439 | sv = GvSV(defgv); |
440 | EXTEND(SP,1); | |
79072805 | 441 | } |
adbc6bb1 | 442 | TARG = sv_newmortal(); |
a0d0e21e LW |
443 | PUSHi(do_trans(sv, op)); |
444 | RETURN; | |
79072805 LW |
445 | } |
446 | ||
a0d0e21e | 447 | /* Lvalue operators. */ |
79072805 | 448 | |
a0d0e21e LW |
449 | PP(pp_schop) |
450 | { | |
451 | dSP; dTARGET; | |
452 | do_chop(TARG, TOPs); | |
453 | SETTARG; | |
454 | RETURN; | |
79072805 LW |
455 | } |
456 | ||
a0d0e21e | 457 | PP(pp_chop) |
79072805 | 458 | { |
a0d0e21e LW |
459 | dSP; dMARK; dTARGET; |
460 | while (SP > MARK) | |
461 | do_chop(TARG, POPs); | |
462 | PUSHTARG; | |
463 | RETURN; | |
79072805 LW |
464 | } |
465 | ||
a0d0e21e | 466 | PP(pp_schomp) |
79072805 | 467 | { |
a0d0e21e LW |
468 | dSP; dTARGET; |
469 | SETi(do_chomp(TOPs)); | |
470 | RETURN; | |
79072805 LW |
471 | } |
472 | ||
a0d0e21e | 473 | PP(pp_chomp) |
79072805 | 474 | { |
a0d0e21e LW |
475 | dSP; dMARK; dTARGET; |
476 | register I32 count = 0; | |
477 | ||
478 | while (SP > MARK) | |
479 | count += do_chomp(POPs); | |
480 | PUSHi(count); | |
481 | RETURN; | |
79072805 LW |
482 | } |
483 | ||
a0d0e21e | 484 | PP(pp_defined) |
463ee0b2 | 485 | { |
a0d0e21e LW |
486 | dSP; |
487 | register SV* sv; | |
488 | ||
489 | sv = POPs; | |
490 | if (!sv || !SvANY(sv)) | |
491 | RETPUSHNO; | |
492 | switch (SvTYPE(sv)) { | |
493 | case SVt_PVAV: | |
8e07c86e | 494 | if (AvMAX(sv) >= 0 || SvRMAGICAL(sv)) |
a0d0e21e LW |
495 | RETPUSHYES; |
496 | break; | |
497 | case SVt_PVHV: | |
8e07c86e | 498 | if (HvARRAY(sv) || SvRMAGICAL(sv)) |
a0d0e21e LW |
499 | RETPUSHYES; |
500 | break; | |
501 | case SVt_PVCV: | |
502 | if (CvROOT(sv) || CvXSUB(sv)) | |
503 | RETPUSHYES; | |
504 | break; | |
505 | default: | |
506 | if (SvGMAGICAL(sv)) | |
507 | mg_get(sv); | |
508 | if (SvOK(sv)) | |
509 | RETPUSHYES; | |
510 | } | |
511 | RETPUSHNO; | |
463ee0b2 LW |
512 | } |
513 | ||
a0d0e21e LW |
514 | PP(pp_undef) |
515 | { | |
79072805 | 516 | dSP; |
a0d0e21e LW |
517 | SV *sv; |
518 | ||
519 | if (!op->op_private) | |
520 | RETPUSHUNDEF; | |
79072805 | 521 | |
a0d0e21e LW |
522 | sv = POPs; |
523 | if (!sv) | |
524 | RETPUSHUNDEF; | |
85e6fe83 | 525 | |
a0d0e21e LW |
526 | if (SvTHINKFIRST(sv)) { |
527 | if (SvREADONLY(sv)) | |
528 | RETPUSHUNDEF; | |
529 | if (SvROK(sv)) | |
530 | sv_unref(sv); | |
85e6fe83 LW |
531 | } |
532 | ||
a0d0e21e LW |
533 | switch (SvTYPE(sv)) { |
534 | case SVt_NULL: | |
535 | break; | |
536 | case SVt_PVAV: | |
537 | av_undef((AV*)sv); | |
538 | break; | |
539 | case SVt_PVHV: | |
540 | hv_undef((HV*)sv); | |
541 | break; | |
542 | case SVt_PVCV: | |
543 | cv_undef((CV*)sv); | |
544 | sub_generation++; | |
545 | break; | |
8e07c86e AD |
546 | case SVt_PVGV: |
547 | if (SvFAKE(sv)) { | |
548 | sv_setsv(sv, &sv_undef); | |
549 | break; | |
550 | } | |
a0d0e21e | 551 | default: |
4633a7c4 LW |
552 | if (SvPOK(sv) && SvLEN(sv)) { |
553 | (void)SvOOK_off(sv); | |
554 | Safefree(SvPVX(sv)); | |
555 | SvPV_set(sv, Nullch); | |
556 | SvLEN_set(sv, 0); | |
a0d0e21e | 557 | } |
4633a7c4 LW |
558 | (void)SvOK_off(sv); |
559 | SvSETMAGIC(sv); | |
79072805 | 560 | } |
a0d0e21e LW |
561 | |
562 | RETPUSHUNDEF; | |
79072805 LW |
563 | } |
564 | ||
a0d0e21e | 565 | PP(pp_predec) |
79072805 | 566 | { |
a0d0e21e | 567 | dSP; |
748a9306 LW |
568 | if (SvIOK(TOPs)) { |
569 | --SvIVX(TOPs); | |
570 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
571 | } | |
572 | else | |
573 | sv_dec(TOPs); | |
a0d0e21e LW |
574 | SvSETMAGIC(TOPs); |
575 | return NORMAL; | |
576 | } | |
79072805 | 577 | |
a0d0e21e LW |
578 | PP(pp_postinc) |
579 | { | |
580 | dSP; dTARGET; | |
581 | sv_setsv(TARG, TOPs); | |
748a9306 LW |
582 | if (SvIOK(TOPs)) { |
583 | ++SvIVX(TOPs); | |
584 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
585 | } | |
586 | else | |
587 | sv_inc(TOPs); | |
a0d0e21e LW |
588 | SvSETMAGIC(TOPs); |
589 | if (!SvOK(TARG)) | |
590 | sv_setiv(TARG, 0); | |
591 | SETs(TARG); | |
592 | return NORMAL; | |
593 | } | |
79072805 | 594 | |
a0d0e21e LW |
595 | PP(pp_postdec) |
596 | { | |
597 | dSP; dTARGET; | |
598 | sv_setsv(TARG, TOPs); | |
748a9306 LW |
599 | if (SvIOK(TOPs)) { |
600 | --SvIVX(TOPs); | |
601 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
602 | } | |
603 | else | |
604 | sv_dec(TOPs); | |
a0d0e21e LW |
605 | SvSETMAGIC(TOPs); |
606 | SETs(TARG); | |
607 | return NORMAL; | |
608 | } | |
79072805 | 609 | |
a0d0e21e LW |
610 | /* Ordinary operators. */ |
611 | ||
612 | PP(pp_pow) | |
613 | { | |
614 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
615 | { | |
616 | dPOPTOPnnrl; | |
617 | SETn( pow( left, right) ); | |
618 | RETURN; | |
93a17b20 | 619 | } |
a0d0e21e LW |
620 | } |
621 | ||
622 | PP(pp_multiply) | |
623 | { | |
624 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
625 | { | |
626 | dPOPTOPnnrl; | |
627 | SETn( left * right ); | |
628 | RETURN; | |
79072805 | 629 | } |
a0d0e21e LW |
630 | } |
631 | ||
632 | PP(pp_divide) | |
633 | { | |
634 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
635 | { | |
636 | dPOPnv; | |
637 | if (value == 0.0) | |
638 | DIE("Illegal division by zero"); | |
639 | #ifdef SLOPPYDIVIDE | |
640 | /* insure that 20./5. == 4. */ | |
641 | { | |
642 | double x; | |
643 | I32 k; | |
644 | x = POPn; | |
645 | if ((double)I_32(x) == x && | |
646 | (double)I_32(value) == value && | |
647 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
648 | value = k; | |
649 | } else { | |
650 | value = x/value; | |
79072805 | 651 | } |
a0d0e21e LW |
652 | } |
653 | #else | |
654 | value = POPn / value; | |
655 | #endif | |
656 | PUSHn( value ); | |
657 | RETURN; | |
79072805 | 658 | } |
a0d0e21e LW |
659 | } |
660 | ||
661 | PP(pp_modulo) | |
662 | { | |
663 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
664 | { | |
665 | register unsigned long tmpulong; | |
666 | register long tmplong; | |
667 | I32 value; | |
668 | ||
669 | tmpulong = (unsigned long) POPn; | |
670 | if (tmpulong == 0L) | |
671 | DIE("Illegal modulus zero"); | |
672 | value = TOPn; | |
673 | if (value >= 0.0) | |
674 | value = (I32)(((unsigned long)value) % tmpulong); | |
675 | else { | |
676 | tmplong = (long)value; | |
677 | value = (I32)(tmpulong - ((-tmplong - 1) % tmpulong)) - 1; | |
678 | } | |
679 | SETi(value); | |
680 | RETURN; | |
79072805 | 681 | } |
a0d0e21e | 682 | } |
79072805 | 683 | |
a0d0e21e LW |
684 | PP(pp_repeat) |
685 | { | |
748a9306 LW |
686 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
687 | { | |
a0d0e21e LW |
688 | register I32 count = POPi; |
689 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
690 | dMARK; | |
691 | I32 items = SP - MARK; | |
692 | I32 max; | |
79072805 | 693 | |
a0d0e21e LW |
694 | max = items * count; |
695 | MEXTEND(MARK, max); | |
696 | if (count > 1) { | |
697 | while (SP > MARK) { | |
698 | if (*SP) | |
699 | SvTEMP_off((*SP)); | |
700 | SP--; | |
79072805 | 701 | } |
a0d0e21e LW |
702 | MARK++; |
703 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
704 | items * sizeof(SV*), count - 1); | |
705 | SP += max; | |
79072805 | 706 | } |
a0d0e21e LW |
707 | else if (count <= 0) |
708 | SP -= items; | |
79072805 | 709 | } |
a0d0e21e LW |
710 | else { /* Note: mark already snarfed by pp_list */ |
711 | SV *tmpstr; | |
712 | STRLEN len; | |
713 | ||
714 | tmpstr = POPs; | |
715 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
716 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
717 | DIE("Can't x= to readonly value"); | |
718 | if (SvROK(tmpstr)) | |
719 | sv_unref(tmpstr); | |
93a17b20 | 720 | } |
a0d0e21e LW |
721 | SvSetSV(TARG, tmpstr); |
722 | SvPV_force(TARG, len); | |
723 | if (count >= 1) { | |
724 | SvGROW(TARG, (count * len) + 1); | |
725 | if (count > 1) | |
726 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
727 | SvCUR(TARG) *= count; | |
728 | *SvEND(TARG) = '\0'; | |
729 | (void)SvPOK_only(TARG); | |
730 | } | |
731 | else | |
732 | sv_setsv(TARG, &sv_no); | |
733 | PUSHTARG; | |
79072805 | 734 | } |
a0d0e21e | 735 | RETURN; |
748a9306 | 736 | } |
a0d0e21e | 737 | } |
79072805 | 738 | |
a0d0e21e LW |
739 | PP(pp_subtract) |
740 | { | |
741 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
742 | { | |
743 | dPOPTOPnnrl; | |
744 | SETn( left - right ); | |
745 | RETURN; | |
79072805 | 746 | } |
a0d0e21e | 747 | } |
79072805 | 748 | |
a0d0e21e LW |
749 | PP(pp_left_shift) |
750 | { | |
751 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
752 | { | |
748a9306 LW |
753 | dPOPTOPiirl; |
754 | SETi( left << right ); | |
755 | RETURN; | |
79072805 | 756 | } |
a0d0e21e | 757 | } |
79072805 | 758 | |
a0d0e21e LW |
759 | PP(pp_right_shift) |
760 | { | |
761 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
762 | { | |
763 | dPOPTOPiirl; | |
764 | SETi( left >> right ); | |
765 | RETURN; | |
93a17b20 | 766 | } |
79072805 LW |
767 | } |
768 | ||
a0d0e21e | 769 | PP(pp_lt) |
79072805 | 770 | { |
a0d0e21e LW |
771 | dSP; tryAMAGICbinSET(lt,0); |
772 | { | |
773 | dPOPnv; | |
774 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
775 | RETURN; | |
79072805 | 776 | } |
a0d0e21e | 777 | } |
79072805 | 778 | |
a0d0e21e LW |
779 | PP(pp_gt) |
780 | { | |
781 | dSP; tryAMAGICbinSET(gt,0); | |
782 | { | |
783 | dPOPnv; | |
784 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
785 | RETURN; | |
79072805 | 786 | } |
a0d0e21e LW |
787 | } |
788 | ||
789 | PP(pp_le) | |
790 | { | |
791 | dSP; tryAMAGICbinSET(le,0); | |
792 | { | |
793 | dPOPnv; | |
794 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
795 | RETURN; | |
79072805 | 796 | } |
a0d0e21e LW |
797 | } |
798 | ||
799 | PP(pp_ge) | |
800 | { | |
801 | dSP; tryAMAGICbinSET(ge,0); | |
802 | { | |
803 | dPOPnv; | |
804 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
805 | RETURN; | |
79072805 | 806 | } |
a0d0e21e | 807 | } |
79072805 | 808 | |
a0d0e21e LW |
809 | PP(pp_ne) |
810 | { | |
811 | dSP; tryAMAGICbinSET(ne,0); | |
812 | { | |
813 | dPOPnv; | |
814 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
815 | RETURN; | |
816 | } | |
79072805 LW |
817 | } |
818 | ||
a0d0e21e | 819 | PP(pp_ncmp) |
79072805 | 820 | { |
a0d0e21e LW |
821 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
822 | { | |
823 | dPOPTOPnnrl; | |
824 | I32 value; | |
79072805 | 825 | |
a0d0e21e LW |
826 | if (left > right) |
827 | value = 1; | |
828 | else if (left < right) | |
829 | value = -1; | |
830 | else | |
831 | value = 0; | |
832 | SETi(value); | |
833 | RETURN; | |
79072805 | 834 | } |
a0d0e21e | 835 | } |
79072805 | 836 | |
a0d0e21e LW |
837 | PP(pp_slt) |
838 | { | |
839 | dSP; tryAMAGICbinSET(slt,0); | |
840 | { | |
841 | dPOPTOPssrl; | |
842 | SETs( sv_cmp(left, right) < 0 ? &sv_yes : &sv_no ); | |
843 | RETURN; | |
844 | } | |
79072805 LW |
845 | } |
846 | ||
a0d0e21e | 847 | PP(pp_sgt) |
79072805 | 848 | { |
a0d0e21e LW |
849 | dSP; tryAMAGICbinSET(sgt,0); |
850 | { | |
851 | dPOPTOPssrl; | |
852 | SETs( sv_cmp(left, right) > 0 ? &sv_yes : &sv_no ); | |
853 | RETURN; | |
854 | } | |
855 | } | |
79072805 | 856 | |
a0d0e21e LW |
857 | PP(pp_sle) |
858 | { | |
859 | dSP; tryAMAGICbinSET(sle,0); | |
860 | { | |
861 | dPOPTOPssrl; | |
862 | SETs( sv_cmp(left, right) <= 0 ? &sv_yes : &sv_no ); | |
863 | RETURN; | |
79072805 | 864 | } |
79072805 LW |
865 | } |
866 | ||
a0d0e21e LW |
867 | PP(pp_sge) |
868 | { | |
869 | dSP; tryAMAGICbinSET(sge,0); | |
870 | { | |
871 | dPOPTOPssrl; | |
872 | SETs( sv_cmp(left, right) >= 0 ? &sv_yes : &sv_no ); | |
873 | RETURN; | |
874 | } | |
875 | } | |
79072805 | 876 | |
a0d0e21e | 877 | PP(pp_sne) |
79072805 | 878 | { |
a0d0e21e LW |
879 | dSP; tryAMAGICbinSET(sne,0); |
880 | { | |
881 | dPOPTOPssrl; | |
882 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); | |
883 | RETURN; | |
463ee0b2 | 884 | } |
79072805 LW |
885 | } |
886 | ||
a0d0e21e | 887 | PP(pp_scmp) |
79072805 | 888 | { |
a0d0e21e LW |
889 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
890 | { | |
891 | dPOPTOPssrl; | |
892 | SETi( sv_cmp(left, right) ); | |
893 | RETURN; | |
894 | } | |
895 | } | |
79072805 | 896 | |
a0d0e21e LW |
897 | PP(pp_bit_and) { |
898 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); | |
899 | { | |
900 | dPOPTOPssrl; | |
4633a7c4 | 901 | if (SvNIOKp(left) || SvNIOKp(right)) { |
a0d0e21e LW |
902 | unsigned long value = U_L(SvNV(left)); |
903 | value = value & U_L(SvNV(right)); | |
904 | SETn((double)value); | |
905 | } | |
906 | else { | |
907 | do_vop(op->op_type, TARG, left, right); | |
908 | SETTARG; | |
909 | } | |
910 | RETURN; | |
911 | } | |
912 | } | |
79072805 | 913 | |
a0d0e21e LW |
914 | PP(pp_bit_xor) |
915 | { | |
916 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
917 | { | |
918 | dPOPTOPssrl; | |
4633a7c4 | 919 | if (SvNIOKp(left) || SvNIOKp(right)) { |
a0d0e21e LW |
920 | unsigned long value = U_L(SvNV(left)); |
921 | value = value ^ U_L(SvNV(right)); | |
922 | SETn((double)value); | |
923 | } | |
924 | else { | |
925 | do_vop(op->op_type, TARG, left, right); | |
926 | SETTARG; | |
927 | } | |
928 | RETURN; | |
929 | } | |
930 | } | |
79072805 | 931 | |
a0d0e21e LW |
932 | PP(pp_bit_or) |
933 | { | |
934 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
935 | { | |
936 | dPOPTOPssrl; | |
4633a7c4 | 937 | if (SvNIOKp(left) || SvNIOKp(right)) { |
a0d0e21e LW |
938 | unsigned long value = U_L(SvNV(left)); |
939 | value = value | U_L(SvNV(right)); | |
940 | SETn((double)value); | |
941 | } | |
942 | else { | |
943 | do_vop(op->op_type, TARG, left, right); | |
944 | SETTARG; | |
945 | } | |
946 | RETURN; | |
79072805 | 947 | } |
a0d0e21e | 948 | } |
79072805 | 949 | |
a0d0e21e LW |
950 | PP(pp_negate) |
951 | { | |
952 | dSP; dTARGET; tryAMAGICun(neg); | |
953 | { | |
954 | dTOPss; | |
4633a7c4 LW |
955 | if (SvGMAGICAL(sv)) |
956 | mg_get(sv); | |
957 | if (SvNIOKp(sv)) | |
a0d0e21e | 958 | SETn(-SvNV(sv)); |
4633a7c4 | 959 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
960 | STRLEN len; |
961 | char *s = SvPV(sv, len); | |
962 | if (isALPHA(*s) || *s == '_') { | |
963 | sv_setpvn(TARG, "-", 1); | |
964 | sv_catsv(TARG, sv); | |
79072805 | 965 | } |
a0d0e21e LW |
966 | else if (*s == '+' || *s == '-') { |
967 | sv_setsv(TARG, sv); | |
968 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
969 | } |
970 | else | |
a0d0e21e LW |
971 | sv_setnv(TARG, -SvNV(sv)); |
972 | SETTARG; | |
79072805 | 973 | } |
4633a7c4 LW |
974 | else |
975 | SETn(-SvNV(sv)); | |
79072805 | 976 | } |
a0d0e21e | 977 | RETURN; |
79072805 LW |
978 | } |
979 | ||
a0d0e21e | 980 | PP(pp_not) |
79072805 | 981 | { |
a0d0e21e LW |
982 | #ifdef OVERLOAD |
983 | dSP; tryAMAGICunSET(not); | |
984 | #endif /* OVERLOAD */ | |
985 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
986 | return NORMAL; | |
79072805 LW |
987 | } |
988 | ||
a0d0e21e | 989 | PP(pp_complement) |
79072805 | 990 | { |
a0d0e21e LW |
991 | dSP; dTARGET; tryAMAGICun(compl); |
992 | { | |
993 | dTOPss; | |
994 | register I32 anum; | |
995 | ||
4633a7c4 | 996 | if (SvNIOKp(sv)) { |
748a9306 LW |
997 | IV iv = ~SvIV(sv); |
998 | if (iv < 0) | |
999 | SETn( (double) ~U_L(SvNV(sv)) ); | |
1000 | else | |
1001 | SETi( iv ); | |
a0d0e21e LW |
1002 | } |
1003 | else { | |
1004 | register char *tmps; | |
1005 | register long *tmpl; | |
1006 | STRLEN len; | |
1007 | ||
1008 | SvSetSV(TARG, sv); | |
1009 | tmps = SvPV_force(TARG, len); | |
1010 | anum = len; | |
1011 | #ifdef LIBERAL | |
1012 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1013 | *tmps = ~*tmps; | |
1014 | tmpl = (long*)tmps; | |
1015 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1016 | *tmpl = ~*tmpl; | |
1017 | tmps = (char*)tmpl; | |
1018 | #endif | |
1019 | for ( ; anum > 0; anum--, tmps++) | |
1020 | *tmps = ~*tmps; | |
1021 | ||
1022 | SETs(TARG); | |
1023 | } | |
1024 | RETURN; | |
1025 | } | |
79072805 LW |
1026 | } |
1027 | ||
a0d0e21e LW |
1028 | /* integer versions of some of the above */ |
1029 | ||
a0d0e21e | 1030 | PP(pp_i_multiply) |
79072805 | 1031 | { |
a0d0e21e LW |
1032 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1033 | { | |
1034 | dPOPTOPiirl; | |
1035 | SETi( left * right ); | |
1036 | RETURN; | |
1037 | } | |
79072805 LW |
1038 | } |
1039 | ||
a0d0e21e | 1040 | PP(pp_i_divide) |
79072805 | 1041 | { |
a0d0e21e LW |
1042 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1043 | { | |
1044 | dPOPiv; | |
1045 | if (value == 0) | |
1046 | DIE("Illegal division by zero"); | |
1047 | value = POPi / value; | |
1048 | PUSHi( value ); | |
1049 | RETURN; | |
1050 | } | |
79072805 LW |
1051 | } |
1052 | ||
a0d0e21e | 1053 | PP(pp_i_modulo) |
79072805 | 1054 | { |
a0d0e21e | 1055 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1056 | { |
a0d0e21e LW |
1057 | dPOPTOPiirl; |
1058 | SETi( left % right ); | |
1059 | RETURN; | |
79072805 | 1060 | } |
79072805 LW |
1061 | } |
1062 | ||
a0d0e21e | 1063 | PP(pp_i_add) |
79072805 | 1064 | { |
a0d0e21e LW |
1065 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1066 | { | |
1067 | dPOPTOPiirl; | |
1068 | SETi( left + right ); | |
1069 | RETURN; | |
79072805 | 1070 | } |
79072805 LW |
1071 | } |
1072 | ||
a0d0e21e | 1073 | PP(pp_i_subtract) |
79072805 | 1074 | { |
a0d0e21e LW |
1075 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1076 | { | |
1077 | dPOPTOPiirl; | |
1078 | SETi( left - right ); | |
1079 | RETURN; | |
79072805 | 1080 | } |
79072805 LW |
1081 | } |
1082 | ||
a0d0e21e | 1083 | PP(pp_i_lt) |
79072805 | 1084 | { |
a0d0e21e LW |
1085 | dSP; tryAMAGICbinSET(lt,0); |
1086 | { | |
1087 | dPOPTOPiirl; | |
1088 | SETs((left < right) ? &sv_yes : &sv_no); | |
1089 | RETURN; | |
1090 | } | |
79072805 LW |
1091 | } |
1092 | ||
a0d0e21e | 1093 | PP(pp_i_gt) |
79072805 | 1094 | { |
a0d0e21e LW |
1095 | dSP; tryAMAGICbinSET(gt,0); |
1096 | { | |
1097 | dPOPTOPiirl; | |
1098 | SETs((left > right) ? &sv_yes : &sv_no); | |
1099 | RETURN; | |
1100 | } | |
79072805 LW |
1101 | } |
1102 | ||
a0d0e21e | 1103 | PP(pp_i_le) |
79072805 | 1104 | { |
a0d0e21e LW |
1105 | dSP; tryAMAGICbinSET(le,0); |
1106 | { | |
1107 | dPOPTOPiirl; | |
1108 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1109 | RETURN; | |
85e6fe83 | 1110 | } |
79072805 LW |
1111 | } |
1112 | ||
a0d0e21e | 1113 | PP(pp_i_ge) |
79072805 | 1114 | { |
a0d0e21e LW |
1115 | dSP; tryAMAGICbinSET(ge,0); |
1116 | { | |
1117 | dPOPTOPiirl; | |
1118 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1119 | RETURN; | |
1120 | } | |
79072805 LW |
1121 | } |
1122 | ||
a0d0e21e | 1123 | PP(pp_i_eq) |
79072805 | 1124 | { |
a0d0e21e LW |
1125 | dSP; tryAMAGICbinSET(eq,0); |
1126 | { | |
1127 | dPOPTOPiirl; | |
1128 | SETs((left == right) ? &sv_yes : &sv_no); | |
1129 | RETURN; | |
1130 | } | |
79072805 LW |
1131 | } |
1132 | ||
a0d0e21e | 1133 | PP(pp_i_ne) |
79072805 | 1134 | { |
a0d0e21e LW |
1135 | dSP; tryAMAGICbinSET(ne,0); |
1136 | { | |
1137 | dPOPTOPiirl; | |
1138 | SETs((left != right) ? &sv_yes : &sv_no); | |
1139 | RETURN; | |
1140 | } | |
79072805 LW |
1141 | } |
1142 | ||
a0d0e21e | 1143 | PP(pp_i_ncmp) |
79072805 | 1144 | { |
a0d0e21e LW |
1145 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1146 | { | |
1147 | dPOPTOPiirl; | |
1148 | I32 value; | |
79072805 | 1149 | |
a0d0e21e | 1150 | if (left > right) |
79072805 | 1151 | value = 1; |
a0d0e21e | 1152 | else if (left < right) |
79072805 | 1153 | value = -1; |
a0d0e21e | 1154 | else |
79072805 | 1155 | value = 0; |
a0d0e21e LW |
1156 | SETi(value); |
1157 | RETURN; | |
79072805 | 1158 | } |
85e6fe83 LW |
1159 | } |
1160 | ||
1161 | PP(pp_i_negate) | |
1162 | { | |
a0d0e21e | 1163 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1164 | SETi(-TOPi); |
1165 | RETURN; | |
1166 | } | |
1167 | ||
79072805 LW |
1168 | /* High falutin' math. */ |
1169 | ||
1170 | PP(pp_atan2) | |
1171 | { | |
a0d0e21e LW |
1172 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1173 | { | |
1174 | dPOPTOPnnrl; | |
1175 | SETn(atan2(left, right)); | |
1176 | RETURN; | |
1177 | } | |
79072805 LW |
1178 | } |
1179 | ||
1180 | PP(pp_sin) | |
1181 | { | |
a0d0e21e LW |
1182 | dSP; dTARGET; tryAMAGICun(sin); |
1183 | { | |
1184 | double value; | |
1185 | value = POPn; | |
1186 | value = sin(value); | |
1187 | XPUSHn(value); | |
1188 | RETURN; | |
1189 | } | |
79072805 LW |
1190 | } |
1191 | ||
1192 | PP(pp_cos) | |
1193 | { | |
a0d0e21e LW |
1194 | dSP; dTARGET; tryAMAGICun(cos); |
1195 | { | |
1196 | double value; | |
1197 | value = POPn; | |
1198 | value = cos(value); | |
1199 | XPUSHn(value); | |
1200 | RETURN; | |
1201 | } | |
79072805 LW |
1202 | } |
1203 | ||
1204 | PP(pp_rand) | |
1205 | { | |
1206 | dSP; dTARGET; | |
1207 | double value; | |
1208 | if (MAXARG < 1) | |
1209 | value = 1.0; | |
1210 | else | |
1211 | value = POPn; | |
1212 | if (value == 0.0) | |
1213 | value = 1.0; | |
1214 | #if RANDBITS == 31 | |
1215 | value = rand() * value / 2147483648.0; | |
1216 | #else | |
1217 | #if RANDBITS == 16 | |
1218 | value = rand() * value / 65536.0; | |
1219 | #else | |
1220 | #if RANDBITS == 15 | |
1221 | value = rand() * value / 32768.0; | |
1222 | #else | |
1223 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1224 | #endif | |
1225 | #endif | |
1226 | #endif | |
1227 | XPUSHn(value); | |
1228 | RETURN; | |
1229 | } | |
1230 | ||
1231 | PP(pp_srand) | |
1232 | { | |
1233 | dSP; | |
1234 | I32 anum; | |
85e6fe83 | 1235 | Time_t when; |
79072805 LW |
1236 | |
1237 | if (MAXARG < 1) { | |
1238 | (void)time(&when); | |
1239 | anum = when; | |
1240 | } | |
1241 | else | |
1242 | anum = POPi; | |
1243 | (void)srand(anum); | |
1244 | EXTEND(SP, 1); | |
1245 | RETPUSHYES; | |
1246 | } | |
1247 | ||
1248 | PP(pp_exp) | |
1249 | { | |
a0d0e21e LW |
1250 | dSP; dTARGET; tryAMAGICun(exp); |
1251 | { | |
1252 | double value; | |
1253 | value = POPn; | |
1254 | value = exp(value); | |
1255 | XPUSHn(value); | |
1256 | RETURN; | |
1257 | } | |
79072805 LW |
1258 | } |
1259 | ||
1260 | PP(pp_log) | |
1261 | { | |
a0d0e21e LW |
1262 | dSP; dTARGET; tryAMAGICun(log); |
1263 | { | |
1264 | double value; | |
1265 | value = POPn; | |
1266 | if (value <= 0.0) | |
2304df62 | 1267 | DIE("Can't take log of %g", value); |
a0d0e21e LW |
1268 | value = log(value); |
1269 | XPUSHn(value); | |
1270 | RETURN; | |
1271 | } | |
79072805 LW |
1272 | } |
1273 | ||
1274 | PP(pp_sqrt) | |
1275 | { | |
a0d0e21e LW |
1276 | dSP; dTARGET; tryAMAGICun(sqrt); |
1277 | { | |
1278 | double value; | |
1279 | value = POPn; | |
1280 | if (value < 0.0) | |
2304df62 | 1281 | DIE("Can't take sqrt of %g", value); |
a0d0e21e LW |
1282 | value = sqrt(value); |
1283 | XPUSHn(value); | |
1284 | RETURN; | |
1285 | } | |
79072805 LW |
1286 | } |
1287 | ||
1288 | PP(pp_int) | |
1289 | { | |
1290 | dSP; dTARGET; | |
1291 | double value; | |
a0d0e21e | 1292 | value = POPn; |
79072805 LW |
1293 | if (value >= 0.0) |
1294 | (void)modf(value, &value); | |
1295 | else { | |
1296 | (void)modf(-value, &value); | |
1297 | value = -value; | |
1298 | } | |
1299 | XPUSHn(value); | |
1300 | RETURN; | |
1301 | } | |
1302 | ||
463ee0b2 LW |
1303 | PP(pp_abs) |
1304 | { | |
a0d0e21e LW |
1305 | dSP; dTARGET; tryAMAGICun(abs); |
1306 | { | |
1307 | double value; | |
1308 | value = POPn; | |
463ee0b2 | 1309 | |
a0d0e21e | 1310 | if (value < 0.0) |
463ee0b2 LW |
1311 | value = -value; |
1312 | ||
a0d0e21e LW |
1313 | XPUSHn(value); |
1314 | RETURN; | |
1315 | } | |
463ee0b2 LW |
1316 | } |
1317 | ||
79072805 LW |
1318 | PP(pp_hex) |
1319 | { | |
1320 | dSP; dTARGET; | |
1321 | char *tmps; | |
464e2e8a | 1322 | unsigned long value; |
79072805 LW |
1323 | I32 argtype; |
1324 | ||
a0d0e21e | 1325 | tmps = POPp; |
464e2e8a | 1326 | value = scan_hex(tmps, 99, &argtype); |
1327 | if ((IV)value >= 0) | |
1328 | XPUSHi(value); | |
1329 | else | |
1330 | XPUSHn(U_V(value)); | |
79072805 LW |
1331 | RETURN; |
1332 | } | |
1333 | ||
1334 | PP(pp_oct) | |
1335 | { | |
1336 | dSP; dTARGET; | |
464e2e8a | 1337 | unsigned long value; |
79072805 LW |
1338 | I32 argtype; |
1339 | char *tmps; | |
1340 | ||
a0d0e21e | 1341 | tmps = POPp; |
464e2e8a | 1342 | while (*tmps && isSPACE(*tmps)) |
1343 | tmps++; | |
1344 | if (*tmps == '0') | |
79072805 LW |
1345 | tmps++; |
1346 | if (*tmps == 'x') | |
464e2e8a | 1347 | value = scan_hex(++tmps, 99, &argtype); |
1348 | else | |
1349 | value = scan_oct(tmps, 99, &argtype); | |
1350 | if ((IV)value >= 0) | |
1351 | XPUSHi(value); | |
79072805 | 1352 | else |
464e2e8a | 1353 | XPUSHn(U_V(value)); |
79072805 LW |
1354 | RETURN; |
1355 | } | |
1356 | ||
1357 | /* String stuff. */ | |
1358 | ||
1359 | PP(pp_length) | |
1360 | { | |
1361 | dSP; dTARGET; | |
a0d0e21e | 1362 | SETi( sv_len(TOPs) ); |
79072805 LW |
1363 | RETURN; |
1364 | } | |
1365 | ||
1366 | PP(pp_substr) | |
1367 | { | |
1368 | dSP; dTARGET; | |
1369 | SV *sv; | |
1370 | I32 len; | |
463ee0b2 | 1371 | STRLEN curlen; |
79072805 LW |
1372 | I32 pos; |
1373 | I32 rem; | |
a0d0e21e | 1374 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1375 | char *tmps; |
a0d0e21e | 1376 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1377 | |
1378 | if (MAXARG > 2) | |
1379 | len = POPi; | |
1380 | pos = POPi - arybase; | |
1381 | sv = POPs; | |
a0d0e21e | 1382 | tmps = SvPV(sv, curlen); |
79072805 LW |
1383 | if (pos < 0) |
1384 | pos += curlen + arybase; | |
2304df62 | 1385 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1386 | if (dowarn || lvalue) |
2304df62 AD |
1387 | warn("substr outside of string"); |
1388 | RETPUSHUNDEF; | |
1389 | } | |
79072805 LW |
1390 | else { |
1391 | if (MAXARG < 3) | |
1392 | len = curlen; | |
a0d0e21e | 1393 | else if (len < 0) { |
748a9306 | 1394 | len += curlen - pos; |
a0d0e21e LW |
1395 | if (len < 0) |
1396 | len = 0; | |
1397 | } | |
79072805 LW |
1398 | tmps += pos; |
1399 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1400 | if (rem > len) | |
1401 | rem = len; | |
1402 | sv_setpvn(TARG, tmps, rem); | |
1403 | if (lvalue) { /* it's an lvalue! */ | |
c07a80fd | 1404 | if (!SvGMAGICAL(sv)) |
1405 | (void)SvPOK_only(sv); | |
a0d0e21e LW |
1406 | if (SvTYPE(TARG) < SVt_PVLV) { |
1407 | sv_upgrade(TARG, SVt_PVLV); | |
1408 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1409 | } |
a0d0e21e | 1410 | |
79072805 LW |
1411 | LvTYPE(TARG) = 's'; |
1412 | LvTARG(TARG) = sv; | |
a0d0e21e | 1413 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1414 | LvTARGLEN(TARG) = rem; |
1415 | } | |
1416 | } | |
1417 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1418 | RETURN; | |
1419 | } | |
1420 | ||
1421 | PP(pp_vec) | |
1422 | { | |
1423 | dSP; dTARGET; | |
1424 | register I32 size = POPi; | |
1425 | register I32 offset = POPi; | |
1426 | register SV *src = POPs; | |
a0d0e21e | 1427 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1428 | STRLEN srclen; |
1429 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1430 | unsigned long retnum; |
1431 | I32 len; | |
1432 | ||
1433 | offset *= size; /* turn into bit offset */ | |
1434 | len = (offset + size + 7) / 8; | |
1435 | if (offset < 0 || size < 1) | |
1436 | retnum = 0; | |
79072805 | 1437 | else { |
a0d0e21e LW |
1438 | if (lvalue) { /* it's an lvalue! */ |
1439 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1440 | sv_upgrade(TARG, SVt_PVLV); | |
1441 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1442 | } | |
1443 | ||
1444 | LvTYPE(TARG) = 'v'; | |
1445 | LvTARG(TARG) = src; | |
1446 | LvTARGOFF(TARG) = offset; | |
1447 | LvTARGLEN(TARG) = size; | |
1448 | } | |
93a17b20 | 1449 | if (len > srclen) { |
a0d0e21e LW |
1450 | if (size <= 8) |
1451 | retnum = 0; | |
1452 | else { | |
1453 | offset >>= 3; | |
748a9306 LW |
1454 | if (size == 16) { |
1455 | if (offset >= srclen) | |
1456 | retnum = 0; | |
a0d0e21e | 1457 | else |
748a9306 LW |
1458 | retnum = (unsigned long) s[offset] << 8; |
1459 | } | |
1460 | else if (size == 32) { | |
1461 | if (offset >= srclen) | |
1462 | retnum = 0; | |
1463 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1464 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1465 | else if (offset + 2 >= srclen) |
1466 | retnum = ((unsigned long) s[offset] << 24) + | |
1467 | ((unsigned long) s[offset + 1] << 16); | |
1468 | else | |
1469 | retnum = ((unsigned long) s[offset] << 24) + | |
1470 | ((unsigned long) s[offset + 1] << 16) + | |
1471 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1472 | } |
1473 | } | |
79072805 | 1474 | } |
a0d0e21e | 1475 | else if (size < 8) |
79072805 LW |
1476 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1477 | else { | |
1478 | offset >>= 3; | |
1479 | if (size == 8) | |
1480 | retnum = s[offset]; | |
1481 | else if (size == 16) | |
1482 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1483 | else if (size == 32) | |
1484 | retnum = ((unsigned long) s[offset] << 24) + | |
1485 | ((unsigned long) s[offset + 1] << 16) + | |
1486 | (s[offset + 2] << 8) + s[offset+3]; | |
1487 | } | |
79072805 LW |
1488 | } |
1489 | ||
1490 | sv_setiv(TARG, (I32)retnum); | |
1491 | PUSHs(TARG); | |
1492 | RETURN; | |
1493 | } | |
1494 | ||
1495 | PP(pp_index) | |
1496 | { | |
1497 | dSP; dTARGET; | |
1498 | SV *big; | |
1499 | SV *little; | |
1500 | I32 offset; | |
1501 | I32 retval; | |
1502 | char *tmps; | |
1503 | char *tmps2; | |
463ee0b2 | 1504 | STRLEN biglen; |
a0d0e21e | 1505 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1506 | |
1507 | if (MAXARG < 3) | |
1508 | offset = 0; | |
1509 | else | |
1510 | offset = POPi - arybase; | |
1511 | little = POPs; | |
1512 | big = POPs; | |
463ee0b2 | 1513 | tmps = SvPV(big, biglen); |
79072805 LW |
1514 | if (offset < 0) |
1515 | offset = 0; | |
93a17b20 LW |
1516 | else if (offset > biglen) |
1517 | offset = biglen; | |
79072805 | 1518 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1519 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1520 | retval = -1 + arybase; |
1521 | else | |
1522 | retval = tmps2 - tmps + arybase; | |
1523 | PUSHi(retval); | |
1524 | RETURN; | |
1525 | } | |
1526 | ||
1527 | PP(pp_rindex) | |
1528 | { | |
1529 | dSP; dTARGET; | |
1530 | SV *big; | |
1531 | SV *little; | |
463ee0b2 LW |
1532 | STRLEN blen; |
1533 | STRLEN llen; | |
79072805 LW |
1534 | SV *offstr; |
1535 | I32 offset; | |
1536 | I32 retval; | |
1537 | char *tmps; | |
1538 | char *tmps2; | |
a0d0e21e | 1539 | I32 arybase = curcop->cop_arybase; |
79072805 | 1540 | |
a0d0e21e | 1541 | if (MAXARG >= 3) |
79072805 LW |
1542 | offstr = POPs; |
1543 | little = POPs; | |
1544 | big = POPs; | |
463ee0b2 LW |
1545 | tmps2 = SvPV(little, llen); |
1546 | tmps = SvPV(big, blen); | |
79072805 | 1547 | if (MAXARG < 3) |
463ee0b2 | 1548 | offset = blen; |
79072805 | 1549 | else |
463ee0b2 | 1550 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1551 | if (offset < 0) |
1552 | offset = 0; | |
463ee0b2 LW |
1553 | else if (offset > blen) |
1554 | offset = blen; | |
79072805 | 1555 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1556 | tmps2, tmps2 + llen))) |
79072805 LW |
1557 | retval = -1 + arybase; |
1558 | else | |
1559 | retval = tmps2 - tmps + arybase; | |
1560 | PUSHi(retval); | |
1561 | RETURN; | |
1562 | } | |
1563 | ||
1564 | PP(pp_sprintf) | |
1565 | { | |
1566 | dSP; dMARK; dORIGMARK; dTARGET; | |
1567 | do_sprintf(TARG, SP-MARK, MARK+1); | |
1568 | SP = ORIGMARK; | |
1569 | PUSHTARG; | |
1570 | RETURN; | |
1571 | } | |
1572 | ||
79072805 LW |
1573 | PP(pp_ord) |
1574 | { | |
1575 | dSP; dTARGET; | |
1576 | I32 value; | |
1577 | char *tmps; | |
79072805 | 1578 | |
79072805 | 1579 | #ifndef I286 |
a0d0e21e | 1580 | tmps = POPp; |
79072805 LW |
1581 | value = (I32) (*tmps & 255); |
1582 | #else | |
a0d0e21e LW |
1583 | I32 anum; |
1584 | tmps = POPp; | |
79072805 LW |
1585 | anum = (I32) *tmps; |
1586 | value = (I32) (anum & 255); | |
1587 | #endif | |
1588 | XPUSHi(value); | |
1589 | RETURN; | |
1590 | } | |
1591 | ||
463ee0b2 LW |
1592 | PP(pp_chr) |
1593 | { | |
1594 | dSP; dTARGET; | |
1595 | char *tmps; | |
1596 | ||
748a9306 LW |
1597 | (void)SvUPGRADE(TARG,SVt_PV); |
1598 | SvGROW(TARG,2); | |
463ee0b2 LW |
1599 | SvCUR_set(TARG, 1); |
1600 | tmps = SvPVX(TARG); | |
748a9306 LW |
1601 | *tmps++ = POPi; |
1602 | *tmps = '\0'; | |
a0d0e21e | 1603 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1604 | XPUSHs(TARG); |
1605 | RETURN; | |
1606 | } | |
1607 | ||
79072805 LW |
1608 | PP(pp_crypt) |
1609 | { | |
1610 | dSP; dTARGET; dPOPTOPssrl; | |
1611 | #ifdef HAS_CRYPT | |
a0d0e21e | 1612 | char *tmps = SvPV(left, na); |
79072805 | 1613 | #ifdef FCRYPT |
a0d0e21e | 1614 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1615 | #else |
a0d0e21e | 1616 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1617 | #endif |
1618 | #else | |
1619 | DIE( | |
1620 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1621 | #endif | |
1622 | SETs(TARG); | |
1623 | RETURN; | |
1624 | } | |
1625 | ||
1626 | PP(pp_ucfirst) | |
1627 | { | |
1628 | dSP; | |
1629 | SV *sv = TOPs; | |
1630 | register char *s; | |
1631 | ||
ed6116ce | 1632 | if (!SvPADTMP(sv)) { |
79072805 LW |
1633 | dTARGET; |
1634 | sv_setsv(TARG, sv); | |
1635 | sv = TARG; | |
1636 | SETs(sv); | |
1637 | } | |
a0d0e21e LW |
1638 | s = SvPV_force(sv, na); |
1639 | if (isLOWER(*s)) | |
1640 | *s = toUPPER(*s); | |
79072805 LW |
1641 | |
1642 | RETURN; | |
1643 | } | |
1644 | ||
1645 | PP(pp_lcfirst) | |
1646 | { | |
1647 | dSP; | |
1648 | SV *sv = TOPs; | |
1649 | register char *s; | |
1650 | ||
ed6116ce | 1651 | if (!SvPADTMP(sv)) { |
79072805 LW |
1652 | dTARGET; |
1653 | sv_setsv(TARG, sv); | |
1654 | sv = TARG; | |
1655 | SETs(sv); | |
1656 | } | |
a0d0e21e LW |
1657 | s = SvPV_force(sv, na); |
1658 | if (isUPPER(*s)) | |
1659 | *s = toLOWER(*s); | |
79072805 LW |
1660 | |
1661 | SETs(sv); | |
1662 | RETURN; | |
1663 | } | |
1664 | ||
1665 | PP(pp_uc) | |
1666 | { | |
1667 | dSP; | |
1668 | SV *sv = TOPs; | |
1669 | register char *s; | |
1670 | register char *send; | |
463ee0b2 | 1671 | STRLEN len; |
79072805 | 1672 | |
ed6116ce | 1673 | if (!SvPADTMP(sv)) { |
79072805 LW |
1674 | dTARGET; |
1675 | sv_setsv(TARG, sv); | |
1676 | sv = TARG; | |
1677 | SETs(sv); | |
1678 | } | |
a0d0e21e | 1679 | s = SvPV_force(sv, len); |
463ee0b2 | 1680 | send = s + len; |
79072805 | 1681 | while (s < send) { |
a0d0e21e LW |
1682 | if (isLOWER(*s)) |
1683 | *s = toUPPER(*s); | |
79072805 LW |
1684 | s++; |
1685 | } | |
1686 | RETURN; | |
1687 | } | |
1688 | ||
1689 | PP(pp_lc) | |
1690 | { | |
1691 | dSP; | |
1692 | SV *sv = TOPs; | |
1693 | register char *s; | |
1694 | register char *send; | |
463ee0b2 | 1695 | STRLEN len; |
79072805 | 1696 | |
ed6116ce | 1697 | if (!SvPADTMP(sv)) { |
79072805 LW |
1698 | dTARGET; |
1699 | sv_setsv(TARG, sv); | |
1700 | sv = TARG; | |
1701 | SETs(sv); | |
1702 | } | |
a0d0e21e | 1703 | s = SvPV_force(sv, len); |
463ee0b2 | 1704 | send = s + len; |
79072805 | 1705 | while (s < send) { |
a0d0e21e LW |
1706 | if (isUPPER(*s)) |
1707 | *s = toLOWER(*s); | |
79072805 LW |
1708 | s++; |
1709 | } | |
1710 | RETURN; | |
1711 | } | |
1712 | ||
a0d0e21e | 1713 | PP(pp_quotemeta) |
79072805 | 1714 | { |
a0d0e21e LW |
1715 | dSP; dTARGET; |
1716 | SV *sv = TOPs; | |
1717 | STRLEN len; | |
1718 | register char *s = SvPV(sv,len); | |
1719 | register char *d; | |
79072805 | 1720 | |
a0d0e21e LW |
1721 | if (len) { |
1722 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 1723 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
1724 | d = SvPVX(TARG); |
1725 | while (len--) { | |
1726 | if (!isALNUM(*s)) | |
1727 | *d++ = '\\'; | |
1728 | *d++ = *s++; | |
79072805 | 1729 | } |
a0d0e21e LW |
1730 | *d = '\0'; |
1731 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1732 | (void)SvPOK_only(TARG); | |
79072805 | 1733 | } |
a0d0e21e LW |
1734 | else |
1735 | sv_setpvn(TARG, s, len); | |
1736 | SETs(TARG); | |
79072805 LW |
1737 | RETURN; |
1738 | } | |
1739 | ||
a0d0e21e | 1740 | /* Arrays. */ |
79072805 | 1741 | |
a0d0e21e | 1742 | PP(pp_aslice) |
79072805 | 1743 | { |
a0d0e21e LW |
1744 | dSP; dMARK; dORIGMARK; |
1745 | register SV** svp; | |
1746 | register AV* av = (AV*)POPs; | |
1747 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1748 | I32 arybase = curcop->cop_arybase; |
1749 | I32 elem; | |
79072805 | 1750 | |
a0d0e21e | 1751 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1752 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1753 | I32 max = -1; | |
1754 | for (svp = mark + 1; svp <= sp; svp++) { | |
1755 | elem = SvIVx(*svp); | |
1756 | if (elem > max) | |
1757 | max = elem; | |
1758 | } | |
1759 | if (max > AvMAX(av)) | |
1760 | av_extend(av, max); | |
1761 | } | |
a0d0e21e | 1762 | while (++MARK <= SP) { |
748a9306 | 1763 | elem = SvIVx(*MARK); |
a0d0e21e | 1764 | |
748a9306 LW |
1765 | if (elem > 0) |
1766 | elem -= arybase; | |
a0d0e21e LW |
1767 | svp = av_fetch(av, elem, lval); |
1768 | if (lval) { | |
1769 | if (!svp || *svp == &sv_undef) | |
1770 | DIE(no_aelem, elem); | |
1771 | if (op->op_private & OPpLVAL_INTRO) | |
1772 | save_svref(svp); | |
79072805 | 1773 | } |
a0d0e21e | 1774 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1775 | } |
1776 | } | |
748a9306 | 1777 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1778 | MARK = ORIGMARK; |
1779 | *++MARK = *SP; | |
1780 | SP = MARK; | |
1781 | } | |
79072805 LW |
1782 | RETURN; |
1783 | } | |
1784 | ||
1785 | /* Associative arrays. */ | |
1786 | ||
1787 | PP(pp_each) | |
1788 | { | |
1789 | dSP; dTARGET; | |
1790 | HV *hash = (HV*)POPs; | |
c07a80fd | 1791 | HE *entry; |
79072805 LW |
1792 | I32 i; |
1793 | char *tmps; | |
c07a80fd | 1794 | |
1795 | PUTBACK; | |
1796 | entry = hv_iternext(hash); /* might clobber stack_sp */ | |
1797 | SPAGAIN; | |
79072805 | 1798 | |
79072805 LW |
1799 | EXTEND(SP, 2); |
1800 | if (entry) { | |
c07a80fd | 1801 | tmps = hv_iterkey(entry, &i); /* won't clobber stack_sp */ |
8990e307 LW |
1802 | if (!i) |
1803 | tmps = ""; | |
1804 | PUSHs(sv_2mortal(newSVpv(tmps, i))); | |
79072805 | 1805 | if (GIMME == G_ARRAY) { |
c07a80fd | 1806 | PUTBACK; |
1807 | sv_setsv(TARG, hv_iterval(hash, entry)); /* might clobber stack_sp */ | |
1808 | SPAGAIN; | |
8990e307 | 1809 | PUSHs(TARG); |
79072805 | 1810 | } |
79072805 LW |
1811 | } |
1812 | else if (GIMME == G_SCALAR) | |
1813 | RETPUSHUNDEF; | |
1814 | ||
1815 | RETURN; | |
1816 | } | |
1817 | ||
1818 | PP(pp_values) | |
1819 | { | |
1820 | return do_kv(ARGS); | |
1821 | } | |
1822 | ||
1823 | PP(pp_keys) | |
1824 | { | |
1825 | return do_kv(ARGS); | |
1826 | } | |
1827 | ||
1828 | PP(pp_delete) | |
1829 | { | |
1830 | dSP; | |
1831 | SV *sv; | |
1832 | SV *tmpsv = POPs; | |
1833 | HV *hv = (HV*)POPs; | |
1834 | char *tmps; | |
463ee0b2 | 1835 | STRLEN len; |
a0d0e21e LW |
1836 | if (SvTYPE(hv) != SVt_PVHV) { |
1837 | DIE("Not a HASH reference"); | |
79072805 | 1838 | } |
463ee0b2 | 1839 | tmps = SvPV(tmpsv, len); |
748a9306 LW |
1840 | sv = hv_delete(hv, tmps, len, |
1841 | op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0); | |
79072805 LW |
1842 | if (!sv) |
1843 | RETPUSHUNDEF; | |
1844 | PUSHs(sv); | |
1845 | RETURN; | |
1846 | } | |
1847 | ||
a0d0e21e | 1848 | PP(pp_exists) |
79072805 | 1849 | { |
a0d0e21e LW |
1850 | dSP; |
1851 | SV *tmpsv = POPs; | |
1852 | HV *hv = (HV*)POPs; | |
1853 | char *tmps; | |
1854 | STRLEN len; | |
1855 | if (SvTYPE(hv) != SVt_PVHV) { | |
1856 | DIE("Not a HASH reference"); | |
1857 | } | |
1858 | tmps = SvPV(tmpsv, len); | |
1859 | if (hv_exists(hv, tmps, len)) | |
1860 | RETPUSHYES; | |
1861 | RETPUSHNO; | |
1862 | } | |
79072805 | 1863 | |
a0d0e21e LW |
1864 | PP(pp_hslice) |
1865 | { | |
1866 | dSP; dMARK; dORIGMARK; | |
1867 | register SV **svp; | |
1868 | register HV *hv = (HV*)POPs; | |
1869 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 1870 | |
a0d0e21e LW |
1871 | if (SvTYPE(hv) == SVt_PVHV) { |
1872 | while (++MARK <= SP) { | |
1873 | STRLEN keylen; | |
1874 | char *key = SvPV(*MARK, keylen); | |
79072805 | 1875 | |
a0d0e21e LW |
1876 | svp = hv_fetch(hv, key, keylen, lval); |
1877 | if (lval) { | |
1878 | if (!svp || *svp == &sv_undef) | |
1879 | DIE(no_helem, key); | |
1880 | if (op->op_private & OPpLVAL_INTRO) | |
1881 | save_svref(svp); | |
93a17b20 | 1882 | } |
a0d0e21e | 1883 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1884 | } |
1885 | } | |
a0d0e21e LW |
1886 | if (GIMME != G_ARRAY) { |
1887 | MARK = ORIGMARK; | |
1888 | *++MARK = *SP; | |
1889 | SP = MARK; | |
79072805 | 1890 | } |
a0d0e21e LW |
1891 | RETURN; |
1892 | } | |
1893 | ||
1894 | /* List operators. */ | |
1895 | ||
1896 | PP(pp_list) | |
1897 | { | |
1898 | dSP; dMARK; | |
1899 | if (GIMME != G_ARRAY) { | |
1900 | if (++MARK <= SP) | |
1901 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 1902 | else |
a0d0e21e LW |
1903 | *MARK = &sv_undef; |
1904 | SP = MARK; | |
79072805 | 1905 | } |
a0d0e21e | 1906 | RETURN; |
79072805 LW |
1907 | } |
1908 | ||
a0d0e21e | 1909 | PP(pp_lslice) |
79072805 LW |
1910 | { |
1911 | dSP; | |
a0d0e21e LW |
1912 | SV **lastrelem = stack_sp; |
1913 | SV **lastlelem = stack_base + POPMARK; | |
1914 | SV **firstlelem = stack_base + POPMARK + 1; | |
1915 | register SV **firstrelem = lastlelem + 1; | |
1916 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
1917 | I32 lval = op->op_flags & OPf_MOD; |
1918 | I32 is_something_there = lval; | |
79072805 | 1919 | |
a0d0e21e LW |
1920 | register I32 max = lastrelem - lastlelem; |
1921 | register SV **lelem; | |
1922 | register I32 ix; | |
1923 | ||
1924 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
1925 | ix = SvIVx(*lastlelem); |
1926 | if (ix < 0) | |
1927 | ix += max; | |
1928 | else | |
1929 | ix -= arybase; | |
a0d0e21e LW |
1930 | if (ix < 0 || ix >= max) |
1931 | *firstlelem = &sv_undef; | |
1932 | else | |
1933 | *firstlelem = firstrelem[ix]; | |
1934 | SP = firstlelem; | |
1935 | RETURN; | |
1936 | } | |
1937 | ||
1938 | if (max == 0) { | |
1939 | SP = firstlelem - 1; | |
1940 | RETURN; | |
1941 | } | |
1942 | ||
1943 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 1944 | ix = SvIVx(*lelem); |
a0d0e21e LW |
1945 | if (ix < 0) { |
1946 | ix += max; | |
1947 | if (ix < 0) | |
1948 | *lelem = &sv_undef; | |
1949 | else if (!(*lelem = firstrelem[ix])) | |
1950 | *lelem = &sv_undef; | |
79072805 | 1951 | } |
748a9306 LW |
1952 | else { |
1953 | ix -= arybase; | |
1954 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
1955 | *lelem = &sv_undef; | |
1956 | } | |
4633a7c4 LW |
1957 | if (!is_something_there && (SvOKp(*lelem) || SvGMAGICAL(*lelem))) |
1958 | is_something_there = TRUE; | |
79072805 | 1959 | } |
4633a7c4 LW |
1960 | if (is_something_there) |
1961 | SP = lastlelem; | |
1962 | else | |
1963 | SP = firstlelem - 1; | |
79072805 LW |
1964 | RETURN; |
1965 | } | |
1966 | ||
a0d0e21e LW |
1967 | PP(pp_anonlist) |
1968 | { | |
1969 | dSP; dMARK; | |
1970 | I32 items = SP - MARK; | |
1971 | SP = MARK; | |
1972 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
1973 | RETURN; | |
1974 | } | |
1975 | ||
1976 | PP(pp_anonhash) | |
79072805 LW |
1977 | { |
1978 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
1979 | STRLEN len; |
1980 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); | |
1981 | ||
1982 | while (MARK < SP) { | |
1983 | SV* key = *++MARK; | |
1984 | char *tmps; | |
1985 | SV *val = NEWSV(46, 0); | |
1986 | if (MARK < SP) | |
1987 | sv_setsv(val, *++MARK); | |
1988 | else | |
1989 | warn("Odd number of elements in hash list"); | |
1990 | tmps = SvPV(key,len); | |
1991 | (void)hv_store(hv,tmps,len,val,0); | |
79072805 | 1992 | } |
a0d0e21e LW |
1993 | SP = ORIGMARK; |
1994 | XPUSHs((SV*)hv); | |
79072805 LW |
1995 | RETURN; |
1996 | } | |
1997 | ||
a0d0e21e | 1998 | PP(pp_splice) |
79072805 | 1999 | { |
a0d0e21e LW |
2000 | dSP; dMARK; dORIGMARK; |
2001 | register AV *ary = (AV*)*++MARK; | |
2002 | register SV **src; | |
2003 | register SV **dst; | |
2004 | register I32 i; | |
2005 | register I32 offset; | |
2006 | register I32 length; | |
2007 | I32 newlen; | |
2008 | I32 after; | |
2009 | I32 diff; | |
2010 | SV **tmparyval = 0; | |
79072805 | 2011 | |
a0d0e21e | 2012 | SP++; |
79072805 | 2013 | |
a0d0e21e LW |
2014 | if (++MARK < SP) { |
2015 | offset = SvIVx(*MARK); | |
2016 | if (offset < 0) | |
2017 | offset += AvFILL(ary) + 1; | |
2018 | else | |
2019 | offset -= curcop->cop_arybase; | |
2020 | if (++MARK < SP) { | |
2021 | length = SvIVx(*MARK++); | |
2022 | if (length < 0) | |
2023 | length = 0; | |
79072805 LW |
2024 | } |
2025 | else | |
a0d0e21e | 2026 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2027 | } |
a0d0e21e LW |
2028 | else { |
2029 | offset = 0; | |
2030 | length = AvMAX(ary) + 1; | |
2031 | } | |
2032 | if (offset < 0) { | |
2033 | length += offset; | |
2034 | offset = 0; | |
2035 | if (length < 0) | |
2036 | length = 0; | |
2037 | } | |
2038 | if (offset > AvFILL(ary) + 1) | |
2039 | offset = AvFILL(ary) + 1; | |
2040 | after = AvFILL(ary) + 1 - (offset + length); | |
2041 | if (after < 0) { /* not that much array */ | |
2042 | length += after; /* offset+length now in array */ | |
2043 | after = 0; | |
2044 | if (!AvALLOC(ary)) | |
2045 | av_extend(ary, 0); | |
2046 | } | |
2047 | ||
2048 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2049 | ||
2050 | newlen = SP - MARK; | |
2051 | diff = newlen - length; | |
2052 | ||
2053 | if (diff < 0) { /* shrinking the area */ | |
2054 | if (newlen) { | |
2055 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2056 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2057 | } |
a0d0e21e LW |
2058 | |
2059 | MARK = ORIGMARK + 1; | |
2060 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2061 | MEXTEND(MARK, length); | |
2062 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2063 | if (AvREAL(ary)) { | |
2064 | for (i = length, dst = MARK; i; i--) | |
2065 | sv_2mortal(*dst++); /* free them eventualy */ | |
2066 | } | |
2067 | MARK += length - 1; | |
79072805 | 2068 | } |
a0d0e21e LW |
2069 | else { |
2070 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2071 | if (AvREAL(ary)) { | |
2072 | sv_2mortal(*MARK); | |
2073 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) | |
2074 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2075 | } |
a0d0e21e LW |
2076 | } |
2077 | AvFILL(ary) += diff; | |
2078 | ||
2079 | /* pull up or down? */ | |
2080 | ||
2081 | if (offset < after) { /* easier to pull up */ | |
2082 | if (offset) { /* esp. if nothing to pull */ | |
2083 | src = &AvARRAY(ary)[offset-1]; | |
2084 | dst = src - diff; /* diff is negative */ | |
2085 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2086 | *dst-- = *src--; | |
79072805 | 2087 | } |
a0d0e21e LW |
2088 | dst = AvARRAY(ary); |
2089 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2090 | AvMAX(ary) += diff; | |
2091 | } | |
2092 | else { | |
2093 | if (after) { /* anything to pull down? */ | |
2094 | src = AvARRAY(ary) + offset + length; | |
2095 | dst = src + diff; /* diff is negative */ | |
2096 | Move(src, dst, after, SV*); | |
79072805 | 2097 | } |
a0d0e21e LW |
2098 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2099 | /* avoid later double free */ | |
2100 | } | |
2101 | i = -diff; | |
2102 | while (i) | |
2103 | dst[--i] = &sv_undef; | |
2104 | ||
2105 | if (newlen) { | |
2106 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2107 | newlen; newlen--) { | |
2108 | *dst = NEWSV(46, 0); | |
2109 | sv_setsv(*dst++, *src++); | |
79072805 | 2110 | } |
a0d0e21e LW |
2111 | Safefree(tmparyval); |
2112 | } | |
2113 | } | |
2114 | else { /* no, expanding (or same) */ | |
2115 | if (length) { | |
2116 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2117 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2118 | } | |
2119 | ||
2120 | if (diff > 0) { /* expanding */ | |
2121 | ||
2122 | /* push up or down? */ | |
2123 | ||
2124 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2125 | if (offset) { | |
2126 | src = AvARRAY(ary); | |
2127 | dst = src - diff; | |
2128 | Move(src, dst, offset, SV*); | |
79072805 | 2129 | } |
a0d0e21e LW |
2130 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2131 | AvMAX(ary) += diff; | |
2132 | AvFILL(ary) += diff; | |
79072805 LW |
2133 | } |
2134 | else { | |
a0d0e21e LW |
2135 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2136 | av_extend(ary, AvFILL(ary) + diff); | |
2137 | AvFILL(ary) += diff; | |
2138 | ||
2139 | if (after) { | |
2140 | dst = AvARRAY(ary) + AvFILL(ary); | |
2141 | src = dst - diff; | |
2142 | for (i = after; i; i--) { | |
2143 | *dst-- = *src--; | |
2144 | } | |
79072805 LW |
2145 | } |
2146 | } | |
a0d0e21e LW |
2147 | } |
2148 | ||
2149 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2150 | *dst = NEWSV(46, 0); | |
2151 | sv_setsv(*dst++, *src++); | |
2152 | } | |
2153 | MARK = ORIGMARK + 1; | |
2154 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2155 | if (length) { | |
2156 | Copy(tmparyval, MARK, length, SV*); | |
2157 | if (AvREAL(ary)) { | |
2158 | for (i = length, dst = MARK; i; i--) | |
2159 | sv_2mortal(*dst++); /* free them eventualy */ | |
79072805 | 2160 | } |
a0d0e21e | 2161 | Safefree(tmparyval); |
79072805 | 2162 | } |
a0d0e21e LW |
2163 | MARK += length - 1; |
2164 | } | |
2165 | else if (length--) { | |
2166 | *MARK = tmparyval[length]; | |
2167 | if (AvREAL(ary)) { | |
2168 | sv_2mortal(*MARK); | |
2169 | while (length-- > 0) | |
2170 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2171 | } |
a0d0e21e | 2172 | Safefree(tmparyval); |
79072805 | 2173 | } |
a0d0e21e LW |
2174 | else |
2175 | *MARK = &sv_undef; | |
79072805 | 2176 | } |
a0d0e21e | 2177 | SP = MARK; |
79072805 LW |
2178 | RETURN; |
2179 | } | |
2180 | ||
a0d0e21e | 2181 | PP(pp_push) |
79072805 LW |
2182 | { |
2183 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2184 | register AV *ary = (AV*)*++MARK; |
2185 | register SV *sv = &sv_undef; | |
79072805 | 2186 | |
a0d0e21e LW |
2187 | for (++MARK; MARK <= SP; MARK++) { |
2188 | sv = NEWSV(51, 0); | |
2189 | if (*MARK) | |
2190 | sv_setsv(sv, *MARK); | |
2191 | av_push(ary, sv); | |
79072805 LW |
2192 | } |
2193 | SP = ORIGMARK; | |
a0d0e21e | 2194 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2195 | RETURN; |
2196 | } | |
2197 | ||
a0d0e21e | 2198 | PP(pp_pop) |
79072805 LW |
2199 | { |
2200 | dSP; | |
a0d0e21e LW |
2201 | AV *av = (AV*)POPs; |
2202 | SV *sv = av_pop(av); | |
2203 | if (sv != &sv_undef && AvREAL(av)) | |
2204 | (void)sv_2mortal(sv); | |
2205 | PUSHs(sv); | |
79072805 | 2206 | RETURN; |
79072805 LW |
2207 | } |
2208 | ||
a0d0e21e | 2209 | PP(pp_shift) |
79072805 LW |
2210 | { |
2211 | dSP; | |
a0d0e21e LW |
2212 | AV *av = (AV*)POPs; |
2213 | SV *sv = av_shift(av); | |
79072805 | 2214 | EXTEND(SP, 1); |
a0d0e21e | 2215 | if (!sv) |
79072805 | 2216 | RETPUSHUNDEF; |
a0d0e21e LW |
2217 | if (sv != &sv_undef && AvREAL(av)) |
2218 | (void)sv_2mortal(sv); | |
2219 | PUSHs(sv); | |
79072805 | 2220 | RETURN; |
79072805 LW |
2221 | } |
2222 | ||
a0d0e21e | 2223 | PP(pp_unshift) |
79072805 | 2224 | { |
a0d0e21e LW |
2225 | dSP; dMARK; dORIGMARK; dTARGET; |
2226 | register AV *ary = (AV*)*++MARK; | |
2227 | register SV *sv; | |
2228 | register I32 i = 0; | |
79072805 | 2229 | |
a0d0e21e LW |
2230 | av_unshift(ary, SP - MARK); |
2231 | while (MARK < SP) { | |
2232 | sv = NEWSV(27, 0); | |
2233 | sv_setsv(sv, *++MARK); | |
2234 | (void)av_store(ary, i++, sv); | |
79072805 | 2235 | } |
79072805 | 2236 | |
a0d0e21e LW |
2237 | SP = ORIGMARK; |
2238 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2239 | RETURN; |
79072805 LW |
2240 | } |
2241 | ||
a0d0e21e | 2242 | PP(pp_reverse) |
79072805 | 2243 | { |
a0d0e21e LW |
2244 | dSP; dMARK; |
2245 | register SV *tmp; | |
2246 | SV **oldsp = SP; | |
79072805 | 2247 | |
a0d0e21e LW |
2248 | if (GIMME == G_ARRAY) { |
2249 | MARK++; | |
2250 | while (MARK < SP) { | |
2251 | tmp = *MARK; | |
2252 | *MARK++ = *SP; | |
2253 | *SP-- = tmp; | |
2254 | } | |
2255 | SP = oldsp; | |
79072805 LW |
2256 | } |
2257 | else { | |
a0d0e21e LW |
2258 | register char *up; |
2259 | register char *down; | |
2260 | register I32 tmp; | |
2261 | dTARGET; | |
2262 | STRLEN len; | |
79072805 | 2263 | |
a0d0e21e LW |
2264 | if (SP - MARK > 1) |
2265 | do_join(TARG, &sv_no, MARK, SP); | |
2266 | else | |
2267 | sv_setsv(TARG, *SP); | |
2268 | up = SvPV_force(TARG, len); | |
2269 | if (len > 1) { | |
2270 | down = SvPVX(TARG) + len - 1; | |
2271 | while (down > up) { | |
2272 | tmp = *up; | |
2273 | *up++ = *down; | |
2274 | *down-- = tmp; | |
2275 | } | |
2276 | (void)SvPOK_only(TARG); | |
79072805 | 2277 | } |
a0d0e21e LW |
2278 | SP = MARK + 1; |
2279 | SETTARG; | |
79072805 | 2280 | } |
a0d0e21e | 2281 | RETURN; |
79072805 LW |
2282 | } |
2283 | ||
a0d0e21e LW |
2284 | /* Explosives and implosives. */ |
2285 | ||
2286 | PP(pp_unpack) | |
79072805 LW |
2287 | { |
2288 | dSP; | |
a0d0e21e | 2289 | dPOPPOPssrl; |
ed6116ce | 2290 | SV *sv; |
a0d0e21e LW |
2291 | STRLEN llen; |
2292 | STRLEN rlen; | |
2293 | register char *pat = SvPV(left, llen); | |
2294 | register char *s = SvPV(right, rlen); | |
2295 | char *strend = s + rlen; | |
2296 | char *strbeg = s; | |
2297 | register char *patend = pat + llen; | |
2298 | I32 datumtype; | |
2299 | register I32 len; | |
2300 | register I32 bits; | |
79072805 | 2301 | |
a0d0e21e LW |
2302 | /* These must not be in registers: */ |
2303 | I16 ashort; | |
2304 | int aint; | |
2305 | I32 along; | |
ecfc5424 AD |
2306 | #ifdef HAS_QUAD |
2307 | Quad_t aquad; | |
a0d0e21e LW |
2308 | #endif |
2309 | U16 aushort; | |
2310 | unsigned int auint; | |
2311 | U32 aulong; | |
ecfc5424 AD |
2312 | #ifdef HAS_QUAD |
2313 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2314 | #endif |
2315 | char *aptr; | |
2316 | float afloat; | |
2317 | double adouble; | |
2318 | I32 checksum = 0; | |
2319 | register U32 culong; | |
2320 | double cdouble; | |
2321 | static char* bitcount = 0; | |
79072805 | 2322 | |
a0d0e21e LW |
2323 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2324 | /*SUPPRESS 530*/ | |
2325 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2326 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2327 | patend++; |
2328 | while (isDIGIT(*patend) || *patend == '*') | |
2329 | patend++; | |
2330 | } | |
2331 | else | |
2332 | patend++; | |
79072805 | 2333 | } |
a0d0e21e LW |
2334 | while (pat < patend) { |
2335 | reparse: | |
2336 | datumtype = *pat++; | |
2337 | if (pat >= patend) | |
2338 | len = 1; | |
2339 | else if (*pat == '*') { | |
2340 | len = strend - strbeg; /* long enough */ | |
2341 | pat++; | |
2342 | } | |
2343 | else if (isDIGIT(*pat)) { | |
2344 | len = *pat++ - '0'; | |
2345 | while (isDIGIT(*pat)) | |
2346 | len = (len * 10) + (*pat++ - '0'); | |
2347 | } | |
2348 | else | |
2349 | len = (datumtype != '@'); | |
2350 | switch(datumtype) { | |
2351 | default: | |
2352 | break; | |
2353 | case '%': | |
2354 | if (len == 1 && pat[-1] != '1') | |
2355 | len = 16; | |
2356 | checksum = len; | |
2357 | culong = 0; | |
2358 | cdouble = 0; | |
2359 | if (pat < patend) | |
2360 | goto reparse; | |
2361 | break; | |
2362 | case '@': | |
2363 | if (len > strend - strbeg) | |
2364 | DIE("@ outside of string"); | |
2365 | s = strbeg + len; | |
2366 | break; | |
2367 | case 'X': | |
2368 | if (len > s - strbeg) | |
2369 | DIE("X outside of string"); | |
2370 | s -= len; | |
2371 | break; | |
2372 | case 'x': | |
2373 | if (len > strend - s) | |
2374 | DIE("x outside of string"); | |
2375 | s += len; | |
2376 | break; | |
2377 | case 'A': | |
2378 | case 'a': | |
2379 | if (len > strend - s) | |
2380 | len = strend - s; | |
2381 | if (checksum) | |
2382 | goto uchar_checksum; | |
2383 | sv = NEWSV(35, len); | |
2384 | sv_setpvn(sv, s, len); | |
2385 | s += len; | |
2386 | if (datumtype == 'A') { | |
2387 | aptr = s; /* borrow register */ | |
2388 | s = SvPVX(sv) + len - 1; | |
2389 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2390 | s--; | |
2391 | *++s = '\0'; | |
2392 | SvCUR_set(sv, s - SvPVX(sv)); | |
2393 | s = aptr; /* unborrow register */ | |
2394 | } | |
2395 | XPUSHs(sv_2mortal(sv)); | |
2396 | break; | |
2397 | case 'B': | |
2398 | case 'b': | |
2399 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2400 | len = (strend - s) * 8; | |
2401 | if (checksum) { | |
2402 | if (!bitcount) { | |
2403 | Newz(601, bitcount, 256, char); | |
2404 | for (bits = 1; bits < 256; bits++) { | |
2405 | if (bits & 1) bitcount[bits]++; | |
2406 | if (bits & 2) bitcount[bits]++; | |
2407 | if (bits & 4) bitcount[bits]++; | |
2408 | if (bits & 8) bitcount[bits]++; | |
2409 | if (bits & 16) bitcount[bits]++; | |
2410 | if (bits & 32) bitcount[bits]++; | |
2411 | if (bits & 64) bitcount[bits]++; | |
2412 | if (bits & 128) bitcount[bits]++; | |
2413 | } | |
2414 | } | |
2415 | while (len >= 8) { | |
2416 | culong += bitcount[*(unsigned char*)s++]; | |
2417 | len -= 8; | |
2418 | } | |
2419 | if (len) { | |
2420 | bits = *s; | |
2421 | if (datumtype == 'b') { | |
2422 | while (len-- > 0) { | |
2423 | if (bits & 1) culong++; | |
2424 | bits >>= 1; | |
2425 | } | |
2426 | } | |
2427 | else { | |
2428 | while (len-- > 0) { | |
2429 | if (bits & 128) culong++; | |
2430 | bits <<= 1; | |
2431 | } | |
2432 | } | |
2433 | } | |
79072805 LW |
2434 | break; |
2435 | } | |
a0d0e21e LW |
2436 | sv = NEWSV(35, len + 1); |
2437 | SvCUR_set(sv, len); | |
2438 | SvPOK_on(sv); | |
2439 | aptr = pat; /* borrow register */ | |
2440 | pat = SvPVX(sv); | |
2441 | if (datumtype == 'b') { | |
2442 | aint = len; | |
2443 | for (len = 0; len < aint; len++) { | |
2444 | if (len & 7) /*SUPPRESS 595*/ | |
2445 | bits >>= 1; | |
2446 | else | |
2447 | bits = *s++; | |
2448 | *pat++ = '0' + (bits & 1); | |
2449 | } | |
2450 | } | |
2451 | else { | |
2452 | aint = len; | |
2453 | for (len = 0; len < aint; len++) { | |
2454 | if (len & 7) | |
2455 | bits <<= 1; | |
2456 | else | |
2457 | bits = *s++; | |
2458 | *pat++ = '0' + ((bits & 128) != 0); | |
2459 | } | |
2460 | } | |
2461 | *pat = '\0'; | |
2462 | pat = aptr; /* unborrow register */ | |
2463 | XPUSHs(sv_2mortal(sv)); | |
2464 | break; | |
2465 | case 'H': | |
2466 | case 'h': | |
2467 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2468 | len = (strend - s) * 2; | |
2469 | sv = NEWSV(35, len + 1); | |
2470 | SvCUR_set(sv, len); | |
2471 | SvPOK_on(sv); | |
2472 | aptr = pat; /* borrow register */ | |
2473 | pat = SvPVX(sv); | |
2474 | if (datumtype == 'h') { | |
2475 | aint = len; | |
2476 | for (len = 0; len < aint; len++) { | |
2477 | if (len & 1) | |
2478 | bits >>= 4; | |
2479 | else | |
2480 | bits = *s++; | |
2481 | *pat++ = hexdigit[bits & 15]; | |
2482 | } | |
2483 | } | |
2484 | else { | |
2485 | aint = len; | |
2486 | for (len = 0; len < aint; len++) { | |
2487 | if (len & 1) | |
2488 | bits <<= 4; | |
2489 | else | |
2490 | bits = *s++; | |
2491 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2492 | } | |
2493 | } | |
2494 | *pat = '\0'; | |
2495 | pat = aptr; /* unborrow register */ | |
2496 | XPUSHs(sv_2mortal(sv)); | |
2497 | break; | |
2498 | case 'c': | |
2499 | if (len > strend - s) | |
2500 | len = strend - s; | |
2501 | if (checksum) { | |
2502 | while (len-- > 0) { | |
2503 | aint = *s++; | |
2504 | if (aint >= 128) /* fake up signed chars */ | |
2505 | aint -= 256; | |
2506 | culong += aint; | |
2507 | } | |
2508 | } | |
2509 | else { | |
2510 | EXTEND(SP, len); | |
2511 | while (len-- > 0) { | |
2512 | aint = *s++; | |
2513 | if (aint >= 128) /* fake up signed chars */ | |
2514 | aint -= 256; | |
2515 | sv = NEWSV(36, 0); | |
2516 | sv_setiv(sv, (I32)aint); | |
2517 | PUSHs(sv_2mortal(sv)); | |
2518 | } | |
2519 | } | |
2520 | break; | |
2521 | case 'C': | |
2522 | if (len > strend - s) | |
2523 | len = strend - s; | |
2524 | if (checksum) { | |
2525 | uchar_checksum: | |
2526 | while (len-- > 0) { | |
2527 | auint = *s++ & 255; | |
2528 | culong += auint; | |
2529 | } | |
2530 | } | |
2531 | else { | |
2532 | EXTEND(SP, len); | |
2533 | while (len-- > 0) { | |
2534 | auint = *s++ & 255; | |
2535 | sv = NEWSV(37, 0); | |
2536 | sv_setiv(sv, (I32)auint); | |
2537 | PUSHs(sv_2mortal(sv)); | |
2538 | } | |
2539 | } | |
2540 | break; | |
2541 | case 's': | |
2542 | along = (strend - s) / sizeof(I16); | |
2543 | if (len > along) | |
2544 | len = along; | |
2545 | if (checksum) { | |
2546 | while (len-- > 0) { | |
2547 | Copy(s, &ashort, 1, I16); | |
2548 | s += sizeof(I16); | |
2549 | culong += ashort; | |
2550 | } | |
2551 | } | |
2552 | else { | |
2553 | EXTEND(SP, len); | |
2554 | while (len-- > 0) { | |
2555 | Copy(s, &ashort, 1, I16); | |
2556 | s += sizeof(I16); | |
2557 | sv = NEWSV(38, 0); | |
2558 | sv_setiv(sv, (I32)ashort); | |
2559 | PUSHs(sv_2mortal(sv)); | |
2560 | } | |
2561 | } | |
2562 | break; | |
2563 | case 'v': | |
2564 | case 'n': | |
2565 | case 'S': | |
2566 | along = (strend - s) / sizeof(U16); | |
2567 | if (len > along) | |
2568 | len = along; | |
2569 | if (checksum) { | |
2570 | while (len-- > 0) { | |
2571 | Copy(s, &aushort, 1, U16); | |
2572 | s += sizeof(U16); | |
2573 | #ifdef HAS_NTOHS | |
2574 | if (datumtype == 'n') | |
2575 | aushort = ntohs(aushort); | |
79072805 | 2576 | #endif |
a0d0e21e LW |
2577 | #ifdef HAS_VTOHS |
2578 | if (datumtype == 'v') | |
2579 | aushort = vtohs(aushort); | |
79072805 | 2580 | #endif |
a0d0e21e LW |
2581 | culong += aushort; |
2582 | } | |
2583 | } | |
2584 | else { | |
2585 | EXTEND(SP, len); | |
2586 | while (len-- > 0) { | |
2587 | Copy(s, &aushort, 1, U16); | |
2588 | s += sizeof(U16); | |
2589 | sv = NEWSV(39, 0); | |
2590 | #ifdef HAS_NTOHS | |
2591 | if (datumtype == 'n') | |
2592 | aushort = ntohs(aushort); | |
79072805 | 2593 | #endif |
a0d0e21e LW |
2594 | #ifdef HAS_VTOHS |
2595 | if (datumtype == 'v') | |
2596 | aushort = vtohs(aushort); | |
79072805 | 2597 | #endif |
a0d0e21e LW |
2598 | sv_setiv(sv, (I32)aushort); |
2599 | PUSHs(sv_2mortal(sv)); | |
2600 | } | |
2601 | } | |
2602 | break; | |
2603 | case 'i': | |
2604 | along = (strend - s) / sizeof(int); | |
2605 | if (len > along) | |
2606 | len = along; | |
2607 | if (checksum) { | |
2608 | while (len-- > 0) { | |
2609 | Copy(s, &aint, 1, int); | |
2610 | s += sizeof(int); | |
2611 | if (checksum > 32) | |
2612 | cdouble += (double)aint; | |
2613 | else | |
2614 | culong += aint; | |
2615 | } | |
2616 | } | |
2617 | else { | |
2618 | EXTEND(SP, len); | |
2619 | while (len-- > 0) { | |
2620 | Copy(s, &aint, 1, int); | |
2621 | s += sizeof(int); | |
2622 | sv = NEWSV(40, 0); | |
2623 | sv_setiv(sv, (I32)aint); | |
2624 | PUSHs(sv_2mortal(sv)); | |
2625 | } | |
2626 | } | |
2627 | break; | |
2628 | case 'I': | |
2629 | along = (strend - s) / sizeof(unsigned int); | |
2630 | if (len > along) | |
2631 | len = along; | |
2632 | if (checksum) { | |
2633 | while (len-- > 0) { | |
2634 | Copy(s, &auint, 1, unsigned int); | |
2635 | s += sizeof(unsigned int); | |
2636 | if (checksum > 32) | |
2637 | cdouble += (double)auint; | |
2638 | else | |
2639 | culong += auint; | |
2640 | } | |
2641 | } | |
2642 | else { | |
2643 | EXTEND(SP, len); | |
2644 | while (len-- > 0) { | |
2645 | Copy(s, &auint, 1, unsigned int); | |
2646 | s += sizeof(unsigned int); | |
2647 | sv = NEWSV(41, 0); | |
2648 | sv_setiv(sv, (I32)auint); | |
2649 | PUSHs(sv_2mortal(sv)); | |
2650 | } | |
2651 | } | |
2652 | break; | |
2653 | case 'l': | |
2654 | along = (strend - s) / sizeof(I32); | |
2655 | if (len > along) | |
2656 | len = along; | |
2657 | if (checksum) { | |
2658 | while (len-- > 0) { | |
2659 | Copy(s, &along, 1, I32); | |
2660 | s += sizeof(I32); | |
2661 | if (checksum > 32) | |
2662 | cdouble += (double)along; | |
2663 | else | |
2664 | culong += along; | |
2665 | } | |
2666 | } | |
2667 | else { | |
2668 | EXTEND(SP, len); | |
2669 | while (len-- > 0) { | |
2670 | Copy(s, &along, 1, I32); | |
2671 | s += sizeof(I32); | |
2672 | sv = NEWSV(42, 0); | |
2673 | sv_setiv(sv, (I32)along); | |
2674 | PUSHs(sv_2mortal(sv)); | |
2675 | } | |
79072805 | 2676 | } |
a0d0e21e LW |
2677 | break; |
2678 | case 'V': | |
2679 | case 'N': | |
2680 | case 'L': | |
2681 | along = (strend - s) / sizeof(U32); | |
2682 | if (len > along) | |
2683 | len = along; | |
2684 | if (checksum) { | |
2685 | while (len-- > 0) { | |
2686 | Copy(s, &aulong, 1, U32); | |
2687 | s += sizeof(U32); | |
2688 | #ifdef HAS_NTOHL | |
2689 | if (datumtype == 'N') | |
2690 | aulong = ntohl(aulong); | |
79072805 | 2691 | #endif |
a0d0e21e LW |
2692 | #ifdef HAS_VTOHL |
2693 | if (datumtype == 'V') | |
2694 | aulong = vtohl(aulong); | |
79072805 | 2695 | #endif |
a0d0e21e LW |
2696 | if (checksum > 32) |
2697 | cdouble += (double)aulong; | |
2698 | else | |
2699 | culong += aulong; | |
2700 | } | |
2701 | } | |
2702 | else { | |
2703 | EXTEND(SP, len); | |
2704 | while (len-- > 0) { | |
2705 | Copy(s, &aulong, 1, U32); | |
2706 | s += sizeof(U32); | |
2707 | sv = NEWSV(43, 0); | |
2708 | #ifdef HAS_NTOHL | |
2709 | if (datumtype == 'N') | |
2710 | aulong = ntohl(aulong); | |
79072805 | 2711 | #endif |
a0d0e21e LW |
2712 | #ifdef HAS_VTOHL |
2713 | if (datumtype == 'V') | |
2714 | aulong = vtohl(aulong); | |
79072805 | 2715 | #endif |
a0d0e21e LW |
2716 | sv_setnv(sv, (double)aulong); |
2717 | PUSHs(sv_2mortal(sv)); | |
2718 | } | |
2719 | } | |
2720 | break; | |
2721 | case 'p': | |
2722 | along = (strend - s) / sizeof(char*); | |
2723 | if (len > along) | |
2724 | len = along; | |
2725 | EXTEND(SP, len); | |
2726 | while (len-- > 0) { | |
2727 | if (sizeof(char*) > strend - s) | |
2728 | break; | |
2729 | else { | |
2730 | Copy(s, &aptr, 1, char*); | |
2731 | s += sizeof(char*); | |
2732 | } | |
2733 | sv = NEWSV(44, 0); | |
2734 | if (aptr) | |
2735 | sv_setpv(sv, aptr); | |
2736 | PUSHs(sv_2mortal(sv)); | |
2737 | } | |
2738 | break; | |
2739 | case 'P': | |
2740 | EXTEND(SP, 1); | |
2741 | if (sizeof(char*) > strend - s) | |
2742 | break; | |
2743 | else { | |
2744 | Copy(s, &aptr, 1, char*); | |
2745 | s += sizeof(char*); | |
2746 | } | |
2747 | sv = NEWSV(44, 0); | |
2748 | if (aptr) | |
2749 | sv_setpvn(sv, aptr, len); | |
2750 | PUSHs(sv_2mortal(sv)); | |
2751 | break; | |
ecfc5424 | 2752 | #ifdef HAS_QUAD |
a0d0e21e LW |
2753 | case 'q': |
2754 | EXTEND(SP, len); | |
2755 | while (len-- > 0) { | |
ecfc5424 | 2756 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2757 | aquad = 0; |
2758 | else { | |
ecfc5424 AD |
2759 | Copy(s, &aquad, 1, Quad_t); |
2760 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2761 | } |
2762 | sv = NEWSV(42, 0); | |
2763 | sv_setiv(sv, (IV)aquad); | |
2764 | PUSHs(sv_2mortal(sv)); | |
2765 | } | |
2766 | break; | |
2767 | case 'Q': | |
2768 | EXTEND(SP, len); | |
2769 | while (len-- > 0) { | |
ecfc5424 | 2770 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
2771 | auquad = 0; |
2772 | else { | |
ecfc5424 AD |
2773 | Copy(s, &auquad, 1, unsigned Quad_t); |
2774 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
2775 | } |
2776 | sv = NEWSV(43, 0); | |
2777 | sv_setiv(sv, (IV)auquad); | |
2778 | PUSHs(sv_2mortal(sv)); | |
2779 | } | |
2780 | break; | |
79072805 | 2781 | #endif |
a0d0e21e LW |
2782 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
2783 | case 'f': | |
2784 | case 'F': | |
2785 | along = (strend - s) / sizeof(float); | |
2786 | if (len > along) | |
2787 | len = along; | |
2788 | if (checksum) { | |
2789 | while (len-- > 0) { | |
2790 | Copy(s, &afloat, 1, float); | |
2791 | s += sizeof(float); | |
2792 | cdouble += afloat; | |
2793 | } | |
2794 | } | |
2795 | else { | |
2796 | EXTEND(SP, len); | |
2797 | while (len-- > 0) { | |
2798 | Copy(s, &afloat, 1, float); | |
2799 | s += sizeof(float); | |
2800 | sv = NEWSV(47, 0); | |
2801 | sv_setnv(sv, (double)afloat); | |
2802 | PUSHs(sv_2mortal(sv)); | |
2803 | } | |
2804 | } | |
2805 | break; | |
2806 | case 'd': | |
2807 | case 'D': | |
2808 | along = (strend - s) / sizeof(double); | |
2809 | if (len > along) | |
2810 | len = along; | |
2811 | if (checksum) { | |
2812 | while (len-- > 0) { | |
2813 | Copy(s, &adouble, 1, double); | |
2814 | s += sizeof(double); | |
2815 | cdouble += adouble; | |
2816 | } | |
2817 | } | |
2818 | else { | |
2819 | EXTEND(SP, len); | |
2820 | while (len-- > 0) { | |
2821 | Copy(s, &adouble, 1, double); | |
2822 | s += sizeof(double); | |
2823 | sv = NEWSV(48, 0); | |
2824 | sv_setnv(sv, (double)adouble); | |
2825 | PUSHs(sv_2mortal(sv)); | |
2826 | } | |
2827 | } | |
2828 | break; | |
2829 | case 'u': | |
2830 | along = (strend - s) * 3 / 4; | |
2831 | sv = NEWSV(42, along); | |
2832 | while (s < strend && *s > ' ' && *s < 'a') { | |
2833 | I32 a, b, c, d; | |
2834 | char hunk[4]; | |
79072805 | 2835 | |
a0d0e21e LW |
2836 | hunk[3] = '\0'; |
2837 | len = (*s++ - ' ') & 077; | |
2838 | while (len > 0) { | |
2839 | if (s < strend && *s >= ' ') | |
2840 | a = (*s++ - ' ') & 077; | |
2841 | else | |
2842 | a = 0; | |
2843 | if (s < strend && *s >= ' ') | |
2844 | b = (*s++ - ' ') & 077; | |
2845 | else | |
2846 | b = 0; | |
2847 | if (s < strend && *s >= ' ') | |
2848 | c = (*s++ - ' ') & 077; | |
2849 | else | |
2850 | c = 0; | |
2851 | if (s < strend && *s >= ' ') | |
2852 | d = (*s++ - ' ') & 077; | |
2853 | else | |
2854 | d = 0; | |
2855 | hunk[0] = a << 2 | b >> 4; | |
2856 | hunk[1] = b << 4 | c >> 2; | |
2857 | hunk[2] = c << 6 | d; | |
2858 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
2859 | len -= 3; | |
2860 | } | |
2861 | if (*s == '\n') | |
2862 | s++; | |
2863 | else if (s[1] == '\n') /* possible checksum byte */ | |
2864 | s += 2; | |
79072805 | 2865 | } |
a0d0e21e LW |
2866 | XPUSHs(sv_2mortal(sv)); |
2867 | break; | |
79072805 | 2868 | } |
a0d0e21e LW |
2869 | if (checksum) { |
2870 | sv = NEWSV(42, 0); | |
2871 | if (strchr("fFdD", datumtype) || | |
2872 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
2873 | double trouble; | |
79072805 | 2874 | |
a0d0e21e LW |
2875 | adouble = 1.0; |
2876 | while (checksum >= 16) { | |
2877 | checksum -= 16; | |
2878 | adouble *= 65536.0; | |
2879 | } | |
2880 | while (checksum >= 4) { | |
2881 | checksum -= 4; | |
2882 | adouble *= 16.0; | |
2883 | } | |
2884 | while (checksum--) | |
2885 | adouble *= 2.0; | |
2886 | along = (1 << checksum) - 1; | |
2887 | while (cdouble < 0.0) | |
2888 | cdouble += adouble; | |
2889 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
2890 | sv_setnv(sv, cdouble); | |
2891 | } | |
2892 | else { | |
2893 | if (checksum < 32) { | |
2894 | along = (1 << checksum) - 1; | |
2895 | culong &= (U32)along; | |
2896 | } | |
2897 | sv_setnv(sv, (double)culong); | |
2898 | } | |
2899 | XPUSHs(sv_2mortal(sv)); | |
2900 | checksum = 0; | |
79072805 | 2901 | } |
79072805 | 2902 | } |
79072805 | 2903 | RETURN; |
79072805 LW |
2904 | } |
2905 | ||
a0d0e21e LW |
2906 | static void |
2907 | doencodes(sv, s, len) | |
2908 | register SV *sv; | |
2909 | register char *s; | |
2910 | register I32 len; | |
79072805 | 2911 | { |
a0d0e21e | 2912 | char hunk[5]; |
79072805 | 2913 | |
a0d0e21e LW |
2914 | *hunk = len + ' '; |
2915 | sv_catpvn(sv, hunk, 1); | |
2916 | hunk[4] = '\0'; | |
2917 | while (len > 0) { | |
2918 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
2919 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
2920 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
2921 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
2922 | sv_catpvn(sv, hunk, 4); | |
2923 | s += 3; | |
2924 | len -= 3; | |
2925 | } | |
2926 | for (s = SvPVX(sv); *s; s++) { | |
2927 | if (*s == ' ') | |
2928 | *s = '`'; | |
2929 | } | |
2930 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
2931 | } |
2932 | ||
a0d0e21e | 2933 | PP(pp_pack) |
79072805 | 2934 | { |
a0d0e21e LW |
2935 | dSP; dMARK; dORIGMARK; dTARGET; |
2936 | register SV *cat = TARG; | |
2937 | register I32 items; | |
2938 | STRLEN fromlen; | |
2939 | register char *pat = SvPVx(*++MARK, fromlen); | |
2940 | register char *patend = pat + fromlen; | |
2941 | register I32 len; | |
2942 | I32 datumtype; | |
2943 | SV *fromstr; | |
2944 | /*SUPPRESS 442*/ | |
2945 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
2946 | static char *space10 = " "; | |
79072805 | 2947 | |
a0d0e21e LW |
2948 | /* These must not be in registers: */ |
2949 | char achar; | |
2950 | I16 ashort; | |
2951 | int aint; | |
2952 | unsigned int auint; | |
2953 | I32 along; | |
2954 | U32 aulong; | |
ecfc5424 AD |
2955 | #ifdef HAS_QUAD |
2956 | Quad_t aquad; | |
2957 | unsigned Quad_t auquad; | |
79072805 | 2958 | #endif |
a0d0e21e LW |
2959 | char *aptr; |
2960 | float afloat; | |
2961 | double adouble; | |
79072805 | 2962 | |
a0d0e21e LW |
2963 | items = SP - MARK; |
2964 | MARK++; | |
2965 | sv_setpvn(cat, "", 0); | |
2966 | while (pat < patend) { | |
2967 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
2968 | datumtype = *pat++; | |
2969 | if (*pat == '*') { | |
2970 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
2971 | pat++; | |
2972 | } | |
2973 | else if (isDIGIT(*pat)) { | |
2974 | len = *pat++ - '0'; | |
2975 | while (isDIGIT(*pat)) | |
2976 | len = (len * 10) + (*pat++ - '0'); | |
2977 | } | |
2978 | else | |
2979 | len = 1; | |
2980 | switch(datumtype) { | |
2981 | default: | |
2982 | break; | |
2983 | case '%': | |
2984 | DIE("%% may only be used in unpack"); | |
2985 | case '@': | |
2986 | len -= SvCUR(cat); | |
2987 | if (len > 0) | |
2988 | goto grow; | |
2989 | len = -len; | |
2990 | if (len > 0) | |
2991 | goto shrink; | |
2992 | break; | |
2993 | case 'X': | |
2994 | shrink: | |
2995 | if (SvCUR(cat) < len) | |
2996 | DIE("X outside of string"); | |
2997 | SvCUR(cat) -= len; | |
2998 | *SvEND(cat) = '\0'; | |
2999 | break; | |
3000 | case 'x': | |
3001 | grow: | |
3002 | while (len >= 10) { | |
3003 | sv_catpvn(cat, null10, 10); | |
3004 | len -= 10; | |
3005 | } | |
3006 | sv_catpvn(cat, null10, len); | |
3007 | break; | |
3008 | case 'A': | |
3009 | case 'a': | |
3010 | fromstr = NEXTFROM; | |
3011 | aptr = SvPV(fromstr, fromlen); | |
3012 | if (pat[-1] == '*') | |
3013 | len = fromlen; | |
3014 | if (fromlen > len) | |
3015 | sv_catpvn(cat, aptr, len); | |
3016 | else { | |
3017 | sv_catpvn(cat, aptr, fromlen); | |
3018 | len -= fromlen; | |
3019 | if (datumtype == 'A') { | |
3020 | while (len >= 10) { | |
3021 | sv_catpvn(cat, space10, 10); | |
3022 | len -= 10; | |
3023 | } | |
3024 | sv_catpvn(cat, space10, len); | |
3025 | } | |
3026 | else { | |
3027 | while (len >= 10) { | |
3028 | sv_catpvn(cat, null10, 10); | |
3029 | len -= 10; | |
3030 | } | |
3031 | sv_catpvn(cat, null10, len); | |
3032 | } | |
3033 | } | |
3034 | break; | |
3035 | case 'B': | |
3036 | case 'b': | |
3037 | { | |
3038 | char *savepat = pat; | |
3039 | I32 saveitems; | |
79072805 | 3040 | |
a0d0e21e LW |
3041 | fromstr = NEXTFROM; |
3042 | saveitems = items; | |
3043 | aptr = SvPV(fromstr, fromlen); | |
3044 | if (pat[-1] == '*') | |
3045 | len = fromlen; | |
3046 | pat = aptr; | |
3047 | aint = SvCUR(cat); | |
3048 | SvCUR(cat) += (len+7)/8; | |
3049 | SvGROW(cat, SvCUR(cat) + 1); | |
3050 | aptr = SvPVX(cat) + aint; | |
3051 | if (len > fromlen) | |
3052 | len = fromlen; | |
3053 | aint = len; | |
3054 | items = 0; | |
3055 | if (datumtype == 'B') { | |
3056 | for (len = 0; len++ < aint;) { | |
3057 | items |= *pat++ & 1; | |
3058 | if (len & 7) | |
3059 | items <<= 1; | |
3060 | else { | |
3061 | *aptr++ = items & 0xff; | |
3062 | items = 0; | |
3063 | } | |
3064 | } | |
3065 | } | |
3066 | else { | |
3067 | for (len = 0; len++ < aint;) { | |
3068 | if (*pat++ & 1) | |
3069 | items |= 128; | |
3070 | if (len & 7) | |
3071 | items >>= 1; | |
3072 | else { | |
3073 | *aptr++ = items & 0xff; | |
3074 | items = 0; | |
3075 | } | |
3076 | } | |
3077 | } | |
3078 | if (aint & 7) { | |
3079 | if (datumtype == 'B') | |
3080 | items <<= 7 - (aint & 7); | |
3081 | else | |
3082 | items >>= 7 - (aint & 7); | |
3083 | *aptr++ = items & 0xff; | |
3084 | } | |
3085 | pat = SvPVX(cat) + SvCUR(cat); | |
3086 | while (aptr <= pat) | |
3087 | *aptr++ = '\0'; | |
79072805 | 3088 | |
a0d0e21e LW |
3089 | pat = savepat; |
3090 | items = saveitems; | |
3091 | } | |
3092 | break; | |
3093 | case 'H': | |
3094 | case 'h': | |
3095 | { | |
3096 | char *savepat = pat; | |
3097 | I32 saveitems; | |
79072805 | 3098 | |
a0d0e21e LW |
3099 | fromstr = NEXTFROM; |
3100 | saveitems = items; | |
3101 | aptr = SvPV(fromstr, fromlen); | |
3102 | if (pat[-1] == '*') | |
3103 | len = fromlen; | |
3104 | pat = aptr; | |
3105 | aint = SvCUR(cat); | |
3106 | SvCUR(cat) += (len+1)/2; | |
3107 | SvGROW(cat, SvCUR(cat) + 1); | |
3108 | aptr = SvPVX(cat) + aint; | |
3109 | if (len > fromlen) | |
3110 | len = fromlen; | |
3111 | aint = len; | |
3112 | items = 0; | |
3113 | if (datumtype == 'H') { | |
3114 | for (len = 0; len++ < aint;) { | |
3115 | if (isALPHA(*pat)) | |
3116 | items |= ((*pat++ & 15) + 9) & 15; | |
3117 | else | |
3118 | items |= *pat++ & 15; | |
3119 | if (len & 1) | |
3120 | items <<= 4; | |
3121 | else { | |
3122 | *aptr++ = items & 0xff; | |
3123 | items = 0; | |
3124 | } | |
3125 | } | |
3126 | } | |
3127 | else { | |
3128 | for (len = 0; len++ < aint;) { | |
3129 | if (isALPHA(*pat)) | |
3130 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3131 | else | |
3132 | items |= (*pat++ & 15) << 4; | |
3133 | if (len & 1) | |
3134 | items >>= 4; | |
3135 | else { | |
3136 | *aptr++ = items & 0xff; | |
3137 | items = 0; | |
3138 | } | |
3139 | } | |
3140 | } | |
3141 | if (aint & 1) | |
3142 | *aptr++ = items & 0xff; | |
3143 | pat = SvPVX(cat) + SvCUR(cat); | |
3144 | while (aptr <= pat) | |
3145 | *aptr++ = '\0'; | |
79072805 | 3146 | |
a0d0e21e LW |
3147 | pat = savepat; |
3148 | items = saveitems; | |
3149 | } | |
3150 | break; | |
3151 | case 'C': | |
3152 | case 'c': | |
3153 | while (len-- > 0) { | |
3154 | fromstr = NEXTFROM; | |
3155 | aint = SvIV(fromstr); | |
3156 | achar = aint; | |
3157 | sv_catpvn(cat, &achar, sizeof(char)); | |
3158 | } | |
3159 | break; | |
3160 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3161 | case 'f': | |
3162 | case 'F': | |
3163 | while (len-- > 0) { | |
3164 | fromstr = NEXTFROM; | |
3165 | afloat = (float)SvNV(fromstr); | |
3166 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3167 | } | |
3168 | break; | |
3169 | case 'd': | |
3170 | case 'D': | |
3171 | while (len-- > 0) { | |
3172 | fromstr = NEXTFROM; | |
3173 | adouble = (double)SvNV(fromstr); | |
3174 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3175 | } | |
3176 | break; | |
3177 | case 'n': | |
3178 | while (len-- > 0) { | |
3179 | fromstr = NEXTFROM; | |
3180 | ashort = (I16)SvIV(fromstr); | |
3181 | #ifdef HAS_HTONS | |
3182 | ashort = htons(ashort); | |
79072805 | 3183 | #endif |
a0d0e21e LW |
3184 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3185 | } | |
3186 | break; | |
3187 | case 'v': | |
3188 | while (len-- > 0) { | |
3189 | fromstr = NEXTFROM; | |
3190 | ashort = (I16)SvIV(fromstr); | |
3191 | #ifdef HAS_HTOVS | |
3192 | ashort = htovs(ashort); | |
79072805 | 3193 | #endif |
a0d0e21e LW |
3194 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3195 | } | |
3196 | break; | |
3197 | case 'S': | |
3198 | case 's': | |
3199 | while (len-- > 0) { | |
3200 | fromstr = NEXTFROM; | |
3201 | ashort = (I16)SvIV(fromstr); | |
3202 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3203 | } | |
3204 | break; | |
3205 | case 'I': | |
3206 | while (len-- > 0) { | |
3207 | fromstr = NEXTFROM; | |
3208 | auint = U_I(SvNV(fromstr)); | |
3209 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3210 | } | |
3211 | break; | |
3212 | case 'i': | |
3213 | while (len-- > 0) { | |
3214 | fromstr = NEXTFROM; | |
3215 | aint = SvIV(fromstr); | |
3216 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3217 | } | |
3218 | break; | |
3219 | case 'N': | |
3220 | while (len-- > 0) { | |
3221 | fromstr = NEXTFROM; | |
3222 | aulong = U_L(SvNV(fromstr)); | |
3223 | #ifdef HAS_HTONL | |
3224 | aulong = htonl(aulong); | |
79072805 | 3225 | #endif |
a0d0e21e LW |
3226 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3227 | } | |
3228 | break; | |
3229 | case 'V': | |
3230 | while (len-- > 0) { | |
3231 | fromstr = NEXTFROM; | |
3232 | aulong = U_L(SvNV(fromstr)); | |
3233 | #ifdef HAS_HTOVL | |
3234 | aulong = htovl(aulong); | |
79072805 | 3235 | #endif |
a0d0e21e LW |
3236 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3237 | } | |
3238 | break; | |
3239 | case 'L': | |
3240 | while (len-- > 0) { | |
3241 | fromstr = NEXTFROM; | |
3242 | aulong = U_L(SvNV(fromstr)); | |
3243 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3244 | } | |
3245 | break; | |
3246 | case 'l': | |
3247 | while (len-- > 0) { | |
3248 | fromstr = NEXTFROM; | |
3249 | along = SvIV(fromstr); | |
3250 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3251 | } | |
3252 | break; | |
ecfc5424 | 3253 | #ifdef HAS_QUAD |
a0d0e21e LW |
3254 | case 'Q': |
3255 | while (len-- > 0) { | |
3256 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3257 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3258 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3259 | } |
3260 | break; | |
3261 | case 'q': | |
3262 | while (len-- > 0) { | |
3263 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3264 | aquad = (Quad_t)SvIV(fromstr); |
3265 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3266 | } |
3267 | break; | |
ecfc5424 | 3268 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3269 | case 'P': |
3270 | len = 1; /* assume SV is correct length */ | |
3271 | /* FALL THROUGH */ | |
3272 | case 'p': | |
3273 | while (len-- > 0) { | |
3274 | fromstr = NEXTFROM; | |
3275 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3276 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3277 | } | |
3278 | break; | |
3279 | case 'u': | |
3280 | fromstr = NEXTFROM; | |
3281 | aptr = SvPV(fromstr, fromlen); | |
3282 | SvGROW(cat, fromlen * 4 / 3); | |
3283 | if (len <= 1) | |
3284 | len = 45; | |
3285 | else | |
3286 | len = len / 3 * 3; | |
3287 | while (fromlen > 0) { | |
3288 | I32 todo; | |
79072805 | 3289 | |
a0d0e21e LW |
3290 | if (fromlen > len) |
3291 | todo = len; | |
3292 | else | |
3293 | todo = fromlen; | |
3294 | doencodes(cat, aptr, todo); | |
3295 | fromlen -= todo; | |
3296 | aptr += todo; | |
3297 | } | |
3298 | break; | |
3299 | } | |
3300 | } | |
3301 | SvSETMAGIC(cat); | |
3302 | SP = ORIGMARK; | |
3303 | PUSHs(cat); | |
3304 | RETURN; | |
79072805 | 3305 | } |
a0d0e21e | 3306 | #undef NEXTFROM |
79072805 | 3307 | |
a0d0e21e | 3308 | PP(pp_split) |
79072805 | 3309 | { |
a0d0e21e LW |
3310 | dSP; dTARG; |
3311 | AV *ary; | |
3312 | register I32 limit = POPi; /* note, negative is forever */ | |
3313 | SV *sv = POPs; | |
3314 | STRLEN len; | |
3315 | register char *s = SvPV(sv, len); | |
3316 | char *strend = s + len; | |
3317 | register PMOP *pm = (PMOP*)POPs; | |
3318 | register SV *dstr; | |
3319 | register char *m; | |
3320 | I32 iters = 0; | |
3321 | I32 maxiters = (strend - s) + 10; | |
3322 | I32 i; | |
3323 | char *orig; | |
3324 | I32 origlimit = limit; | |
3325 | I32 realarray = 0; | |
3326 | I32 base; | |
3327 | AV *oldstack = stack; | |
3328 | register REGEXP *rx = pm->op_pmregexp; | |
3329 | I32 gimme = GIMME; | |
c07a80fd | 3330 | I32 oldsave = savestack_ix; |
79072805 | 3331 | |
a0d0e21e LW |
3332 | if (!pm || !s) |
3333 | DIE("panic: do_split"); | |
3334 | if (pm->op_pmreplroot) | |
3335 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3336 | else if (gimme != G_ARRAY) | |
3337 | ary = GvAVn(defgv); | |
79072805 | 3338 | else |
a0d0e21e LW |
3339 | ary = Nullav; |
3340 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3341 | realarray = 1; | |
3342 | if (!AvREAL(ary)) { | |
3343 | AvREAL_on(ary); | |
3344 | for (i = AvFILL(ary); i >= 0; i--) | |
3345 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3346 | } |
a0d0e21e LW |
3347 | av_extend(ary,0); |
3348 | av_clear(ary); | |
3349 | /* temporarily switch stacks */ | |
3350 | SWITCHSTACK(stack, ary); | |
79072805 | 3351 | } |
a0d0e21e LW |
3352 | base = SP - stack_base; |
3353 | orig = s; | |
3354 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
3355 | while (isSPACE(*s)) | |
3356 | s++; | |
3357 | } | |
c07a80fd | 3358 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3359 | SAVEINT(multiline); | |
3360 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
3361 | } | |
3362 | ||
a0d0e21e LW |
3363 | if (!limit) |
3364 | limit = maxiters + 2; | |
3365 | if (pm->op_pmflags & PMf_WHITE) { | |
3366 | while (--limit) { | |
3367 | /*SUPPRESS 530*/ | |
3368 | for (m = s; m < strend && !isSPACE(*m); m++) ; | |
3369 | if (m >= strend) | |
3370 | break; | |
3371 | dstr = NEWSV(30, m-s); | |
3372 | sv_setpvn(dstr, s, m-s); | |
3373 | if (!realarray) | |
3374 | sv_2mortal(dstr); | |
3375 | XPUSHs(dstr); | |
3376 | /*SUPPRESS 530*/ | |
3377 | for (s = m + 1; s < strend && isSPACE(*s); s++) ; | |
79072805 LW |
3378 | } |
3379 | } | |
a0d0e21e LW |
3380 | else if (strEQ("^", rx->precomp)) { |
3381 | while (--limit) { | |
3382 | /*SUPPRESS 530*/ | |
3383 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3384 | m++; | |
3385 | if (m >= strend) | |
3386 | break; | |
3387 | dstr = NEWSV(30, m-s); | |
3388 | sv_setpvn(dstr, s, m-s); | |
3389 | if (!realarray) | |
3390 | sv_2mortal(dstr); | |
3391 | XPUSHs(dstr); | |
3392 | s = m; | |
3393 | } | |
3394 | } | |
3395 | else if (pm->op_pmshort) { | |
3396 | i = SvCUR(pm->op_pmshort); | |
3397 | if (i == 1) { | |
3398 | I32 fold = (pm->op_pmflags & PMf_FOLD); | |
3399 | i = *SvPVX(pm->op_pmshort); | |
3400 | if (fold && isUPPER(i)) | |
3401 | i = toLOWER(i); | |
3402 | while (--limit) { | |
3403 | if (fold) { | |
3404 | for ( m = s; | |
3405 | m < strend && *m != i && | |
3406 | (!isUPPER(*m) || toLOWER(*m) != i); | |
3407 | m++) /*SUPPRESS 530*/ | |
3408 | ; | |
3409 | } | |
3410 | else /*SUPPRESS 530*/ | |
3411 | for (m = s; m < strend && *m != i; m++) ; | |
3412 | if (m >= strend) | |
3413 | break; | |
3414 | dstr = NEWSV(30, m-s); | |
3415 | sv_setpvn(dstr, s, m-s); | |
3416 | if (!realarray) | |
3417 | sv_2mortal(dstr); | |
3418 | XPUSHs(dstr); | |
3419 | s = m + 1; | |
3420 | } | |
3421 | } | |
3422 | else { | |
3423 | #ifndef lint | |
3424 | while (s < strend && --limit && | |
3425 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3426 | pm->op_pmshort)) ) | |
79072805 | 3427 | #endif |
a0d0e21e LW |
3428 | { |
3429 | dstr = NEWSV(31, m-s); | |
3430 | sv_setpvn(dstr, s, m-s); | |
3431 | if (!realarray) | |
3432 | sv_2mortal(dstr); | |
3433 | XPUSHs(dstr); | |
3434 | s = m + i; | |
3435 | } | |
463ee0b2 | 3436 | } |
463ee0b2 | 3437 | } |
a0d0e21e LW |
3438 | else { |
3439 | maxiters += (strend - s) * rx->nparens; | |
3440 | while (s < strend && --limit && | |
e50aee73 | 3441 | pregexec(rx, s, strend, orig, 1, Nullsv, TRUE) ) { |
a0d0e21e LW |
3442 | if (rx->subbase |
3443 | && rx->subbase != orig) { | |
3444 | m = s; | |
3445 | s = orig; | |
3446 | orig = rx->subbase; | |
3447 | s = orig + (m - s); | |
3448 | strend = s + (strend - m); | |
3449 | } | |
3450 | m = rx->startp[0]; | |
3451 | dstr = NEWSV(32, m-s); | |
3452 | sv_setpvn(dstr, s, m-s); | |
3453 | if (!realarray) | |
3454 | sv_2mortal(dstr); | |
3455 | XPUSHs(dstr); | |
3456 | if (rx->nparens) { | |
3457 | for (i = 1; i <= rx->nparens; i++) { | |
3458 | s = rx->startp[i]; | |
3459 | m = rx->endp[i]; | |
748a9306 LW |
3460 | if (m && s) { |
3461 | dstr = NEWSV(33, m-s); | |
3462 | sv_setpvn(dstr, s, m-s); | |
3463 | } | |
3464 | else | |
3465 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3466 | if (!realarray) |
3467 | sv_2mortal(dstr); | |
3468 | XPUSHs(dstr); | |
3469 | } | |
3470 | } | |
3471 | s = rx->endp[0]; | |
3472 | } | |
79072805 | 3473 | } |
c07a80fd | 3474 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
3475 | iters = (SP - stack_base) - base; |
3476 | if (iters > maxiters) | |
3477 | DIE("Split loop"); | |
3478 | ||
3479 | /* keep field after final delim? */ | |
3480 | if (s < strend || (iters && origlimit)) { | |
3481 | dstr = NEWSV(34, strend-s); | |
3482 | sv_setpvn(dstr, s, strend-s); | |
3483 | if (!realarray) | |
3484 | sv_2mortal(dstr); | |
3485 | XPUSHs(dstr); | |
3486 | iters++; | |
79072805 | 3487 | } |
a0d0e21e LW |
3488 | else if (!origlimit) { |
3489 | while (iters > 0 && SvCUR(TOPs) == 0) | |
3490 | iters--, SP--; | |
3491 | } | |
3492 | if (realarray) { | |
3493 | SWITCHSTACK(ary, oldstack); | |
3494 | if (gimme == G_ARRAY) { | |
3495 | EXTEND(SP, iters); | |
3496 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3497 | SP += iters; | |
3498 | RETURN; | |
3499 | } | |
3500 | } | |
3501 | else { | |
3502 | if (gimme == G_ARRAY) | |
3503 | RETURN; | |
3504 | } | |
3505 | if (iters || !pm->op_pmreplroot) { | |
3506 | GETTARGET; | |
3507 | PUSHi(iters); | |
3508 | RETURN; | |
3509 | } | |
3510 | RETPUSHUNDEF; | |
79072805 | 3511 | } |
85e6fe83 | 3512 |