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 | ||
36477c24 | 18 | /* |
19 | * Types used in bitwise operations. | |
20 | * | |
21 | * Normally we'd just use IV and UV. However, some hardware and | |
22 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
23 | * floating-point type to use for NV that has adequate bits to fully | |
24 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
25 | * | |
26 | * It just so happens that "int" is the right size everywhere, at | |
27 | * least today. | |
28 | */ | |
29 | typedef int IBW; | |
30 | typedef unsigned UBW; | |
31 | ||
71be2cbc | 32 | static SV* refto _((SV* sv)); |
33 | static void doencodes _((SV* sv, char* s, I32 len)); | |
79072805 | 34 | |
a0d0e21e | 35 | /* variations on pp_null */ |
79072805 | 36 | |
93a17b20 LW |
37 | PP(pp_stub) |
38 | { | |
39 | dSP; | |
40 | if (GIMME != G_ARRAY) { | |
41 | XPUSHs(&sv_undef); | |
42 | } | |
43 | RETURN; | |
44 | } | |
45 | ||
79072805 LW |
46 | PP(pp_scalar) |
47 | { | |
48 | return NORMAL; | |
49 | } | |
50 | ||
51 | /* Pushy stuff. */ | |
52 | ||
93a17b20 LW |
53 | PP(pp_padav) |
54 | { | |
55 | dSP; dTARGET; | |
a0d0e21e | 56 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 57 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 58 | EXTEND(SP, 1); |
a0d0e21e | 59 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 60 | PUSHs(TARG); |
93a17b20 | 61 | RETURN; |
85e6fe83 LW |
62 | } |
63 | if (GIMME == G_ARRAY) { | |
64 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
65 | EXTEND(SP, maxarg); | |
66 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
67 | SP += maxarg; | |
68 | } | |
69 | else { | |
70 | SV* sv = sv_newmortal(); | |
71 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
72 | sv_setiv(sv, maxarg); | |
73 | PUSHs(sv); | |
74 | } | |
75 | RETURN; | |
93a17b20 LW |
76 | } |
77 | ||
78 | PP(pp_padhv) | |
79 | { | |
80 | dSP; dTARGET; | |
81 | XPUSHs(TARG); | |
a0d0e21e | 82 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 83 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 84 | if (op->op_flags & OPf_REF) |
93a17b20 | 85 | RETURN; |
85e6fe83 | 86 | if (GIMME == G_ARRAY) { /* array wanted */ |
a0d0e21e | 87 | RETURNOP(do_kv(ARGS)); |
85e6fe83 LW |
88 | } |
89 | else { | |
90 | SV* sv = sv_newmortal(); | |
91 | if (HvFILL((HV*)TARG)) { | |
92 | sprintf(buf, "%d/%d", HvFILL((HV*)TARG), HvMAX((HV*)TARG)+1); | |
93 | sv_setpv(sv, buf); | |
94 | } | |
95 | else | |
96 | sv_setiv(sv, 0); | |
97 | SETs(sv); | |
98 | RETURN; | |
99 | } | |
93a17b20 LW |
100 | } |
101 | ||
ed6116ce LW |
102 | PP(pp_padany) |
103 | { | |
104 | DIE("NOT IMPL LINE %d",__LINE__); | |
105 | } | |
106 | ||
79072805 LW |
107 | /* Translations. */ |
108 | ||
109 | PP(pp_rv2gv) | |
110 | { | |
111 | dSP; dTOPss; | |
a0d0e21e | 112 | |
ed6116ce | 113 | if (SvROK(sv)) { |
a0d0e21e | 114 | wasref: |
ed6116ce | 115 | sv = SvRV(sv); |
b1dadf13 | 116 | if (SvTYPE(sv) == SVt_PVIO) { |
117 | GV *gv = (GV*) sv_newmortal(); | |
118 | gv_init(gv, 0, "", 0, 0); | |
119 | GvIOp(gv) = (IO *)sv; | |
120 | SvREFCNT_inc(sv); | |
121 | sv = (SV*) gv; | |
122 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 123 | DIE("Not a GLOB reference"); |
79072805 LW |
124 | } |
125 | else { | |
93a17b20 | 126 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
127 | char *sym; |
128 | ||
a0d0e21e LW |
129 | if (SvGMAGICAL(sv)) { |
130 | mg_get(sv); | |
131 | if (SvROK(sv)) | |
132 | goto wasref; | |
133 | } | |
134 | if (!SvOK(sv)) { | |
135 | if (op->op_flags & OPf_REF || | |
136 | op->op_private & HINT_STRICT_REFS) | |
137 | DIE(no_usym, "a symbol"); | |
138 | RETSETUNDEF; | |
139 | } | |
748a9306 | 140 | sym = SvPV(sv, na); |
85e6fe83 | 141 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
142 | DIE(no_symref, sym, "a symbol"); |
143 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 144 | } |
79072805 | 145 | } |
5f05dabc | 146 | if (op->op_private & OPpLVAL_INTRO) |
147 | save_gp((GV*)sv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
148 | SETs(sv); |
149 | RETURN; | |
150 | } | |
151 | ||
79072805 LW |
152 | PP(pp_rv2sv) |
153 | { | |
154 | dSP; dTOPss; | |
155 | ||
ed6116ce | 156 | if (SvROK(sv)) { |
a0d0e21e | 157 | wasref: |
ed6116ce | 158 | sv = SvRV(sv); |
79072805 LW |
159 | switch (SvTYPE(sv)) { |
160 | case SVt_PVAV: | |
161 | case SVt_PVHV: | |
162 | case SVt_PVCV: | |
a0d0e21e | 163 | DIE("Not a SCALAR reference"); |
79072805 LW |
164 | } |
165 | } | |
166 | else { | |
f12c7020 | 167 | GV *gv = (GV*)sv; |
748a9306 LW |
168 | char *sym; |
169 | ||
463ee0b2 | 170 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
171 | if (SvGMAGICAL(sv)) { |
172 | mg_get(sv); | |
173 | if (SvROK(sv)) | |
174 | goto wasref; | |
175 | } | |
176 | if (!SvOK(sv)) { | |
177 | if (op->op_flags & OPf_REF || | |
178 | op->op_private & HINT_STRICT_REFS) | |
179 | DIE(no_usym, "a SCALAR"); | |
180 | RETSETUNDEF; | |
181 | } | |
748a9306 | 182 | sym = SvPV(sv, na); |
85e6fe83 | 183 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 184 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 185 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
186 | } |
187 | sv = GvSV(gv); | |
a0d0e21e LW |
188 | } |
189 | if (op->op_flags & OPf_MOD) { | |
190 | if (op->op_private & OPpLVAL_INTRO) | |
191 | sv = save_scalar((GV*)TOPs); | |
5f05dabc | 192 | else if (op->op_private & OPpDEREF) |
464e2e8a | 193 | provide_ref(op, sv); |
79072805 | 194 | } |
a0d0e21e | 195 | SETs(sv); |
79072805 LW |
196 | RETURN; |
197 | } | |
198 | ||
199 | PP(pp_av2arylen) | |
200 | { | |
201 | dSP; | |
202 | AV *av = (AV*)TOPs; | |
203 | SV *sv = AvARYLEN(av); | |
204 | if (!sv) { | |
205 | AvARYLEN(av) = sv = NEWSV(0,0); | |
206 | sv_upgrade(sv, SVt_IV); | |
207 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
208 | } | |
209 | SETs(sv); | |
210 | RETURN; | |
211 | } | |
212 | ||
a0d0e21e LW |
213 | PP(pp_pos) |
214 | { | |
215 | dSP; dTARGET; dPOPss; | |
216 | ||
217 | if (op->op_flags & OPf_MOD) { | |
5f05dabc | 218 | if (SvTYPE(TARG) < SVt_PVLV) { |
219 | sv_upgrade(TARG, SVt_PVLV); | |
220 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
221 | } | |
222 | ||
223 | LvTYPE(TARG) = '.'; | |
a0d0e21e LW |
224 | LvTARG(TARG) = sv; |
225 | PUSHs(TARG); /* no SvSETMAGIC */ | |
226 | RETURN; | |
227 | } | |
228 | else { | |
229 | MAGIC* mg; | |
230 | ||
231 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
232 | mg = mg_find(sv, 'g'); | |
233 | if (mg && mg->mg_len >= 0) { | |
234 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
235 | RETURN; | |
236 | } | |
237 | } | |
238 | RETPUSHUNDEF; | |
239 | } | |
240 | } | |
241 | ||
79072805 LW |
242 | PP(pp_rv2cv) |
243 | { | |
244 | dSP; | |
79072805 LW |
245 | GV *gv; |
246 | HV *stash; | |
8990e307 | 247 | |
4633a7c4 LW |
248 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
249 | /* (But not in defined().) */ | |
250 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 | 251 | |
4633a7c4 LW |
252 | if (!cv) |
253 | cv = (CV*)&sv_undef; | |
79072805 LW |
254 | SETs((SV*)cv); |
255 | RETURN; | |
256 | } | |
257 | ||
c07a80fd | 258 | PP(pp_prototype) |
259 | { | |
260 | dSP; | |
261 | CV *cv; | |
262 | HV *stash; | |
263 | GV *gv; | |
264 | SV *ret; | |
265 | ||
266 | ret = &sv_undef; | |
267 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
5f05dabc | 268 | if (cv && SvPOK(cv)) |
269 | ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv))); | |
c07a80fd | 270 | SETs(ret); |
271 | RETURN; | |
272 | } | |
273 | ||
a0d0e21e LW |
274 | PP(pp_anoncode) |
275 | { | |
276 | dSP; | |
5f05dabc | 277 | CV* cv = (CV*)curpad[op->op_targ]; |
a5f75d66 | 278 | if (CvCLONE(cv)) |
b355b4e0 | 279 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 280 | EXTEND(SP,1); |
748a9306 | 281 | PUSHs((SV*)cv); |
a0d0e21e LW |
282 | RETURN; |
283 | } | |
284 | ||
285 | PP(pp_srefgen) | |
79072805 | 286 | { |
71be2cbc | 287 | dSP; |
288 | *SP = refto(*SP); | |
79072805 | 289 | RETURN; |
a0d0e21e LW |
290 | } |
291 | ||
292 | PP(pp_refgen) | |
293 | { | |
294 | dSP; dMARK; | |
a0d0e21e LW |
295 | if (GIMME != G_ARRAY) { |
296 | MARK[1] = *SP; | |
297 | SP = MARK + 1; | |
298 | } | |
bbce6d69 | 299 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 300 | while (++MARK <= SP) |
301 | *MARK = refto(*MARK); | |
a0d0e21e | 302 | RETURN; |
79072805 LW |
303 | } |
304 | ||
71be2cbc | 305 | static SV* |
306 | refto(sv) | |
307 | SV* sv; | |
308 | { | |
309 | SV* rv; | |
310 | ||
311 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
312 | if (LvTARGLEN(sv)) | |
313 | vivify_itervar(sv); | |
314 | if (LvTARG(sv)) | |
315 | sv = LvTARG(sv); | |
316 | } | |
317 | else if (SvPADTMP(sv)) | |
318 | sv = newSVsv(sv); | |
319 | else { | |
320 | SvTEMP_off(sv); | |
321 | (void)SvREFCNT_inc(sv); | |
322 | } | |
323 | rv = sv_newmortal(); | |
324 | sv_upgrade(rv, SVt_RV); | |
325 | SvRV(rv) = sv; | |
326 | SvROK_on(rv); | |
327 | return rv; | |
328 | } | |
329 | ||
79072805 LW |
330 | PP(pp_ref) |
331 | { | |
463ee0b2 LW |
332 | dSP; dTARGET; |
333 | SV *sv; | |
79072805 LW |
334 | char *pv; |
335 | ||
a0d0e21e | 336 | sv = POPs; |
f12c7020 | 337 | |
338 | if (sv && SvGMAGICAL(sv)) | |
339 | mg_get(sv); | |
340 | ||
a0d0e21e | 341 | if (!sv || !SvROK(sv)) |
4633a7c4 | 342 | RETPUSHNO; |
79072805 | 343 | |
ed6116ce | 344 | sv = SvRV(sv); |
a0d0e21e | 345 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 346 | PUSHp(pv, strlen(pv)); |
79072805 LW |
347 | RETURN; |
348 | } | |
349 | ||
350 | PP(pp_bless) | |
351 | { | |
463ee0b2 | 352 | dSP; |
463ee0b2 | 353 | HV *stash; |
79072805 | 354 | |
463ee0b2 LW |
355 | if (MAXARG == 1) |
356 | stash = curcop->cop_stash; | |
357 | else | |
a0d0e21e LW |
358 | stash = gv_stashsv(POPs, TRUE); |
359 | ||
360 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
361 | RETURN; |
362 | } | |
363 | ||
a0d0e21e | 364 | /* Pattern matching */ |
79072805 | 365 | |
a0d0e21e | 366 | PP(pp_study) |
79072805 | 367 | { |
c07a80fd | 368 | dSP; dPOPss; |
a0d0e21e LW |
369 | register unsigned char *s; |
370 | register I32 pos; | |
371 | register I32 ch; | |
372 | register I32 *sfirst; | |
373 | register I32 *snext; | |
374 | I32 retval; | |
375 | STRLEN len; | |
376 | ||
c07a80fd | 377 | s = (unsigned char*)(SvPV(sv, len)); |
a0d0e21e | 378 | pos = len; |
c07a80fd | 379 | if (sv == lastscream) |
380 | SvSCREAM_off(sv); | |
381 | else { | |
382 | if (lastscream) { | |
383 | SvSCREAM_off(lastscream); | |
384 | SvREFCNT_dec(lastscream); | |
385 | } | |
386 | lastscream = SvREFCNT_inc(sv); | |
387 | } | |
a0d0e21e LW |
388 | if (pos <= 0) { |
389 | retval = 0; | |
390 | goto ret; | |
391 | } | |
392 | if (pos > maxscream) { | |
393 | if (maxscream < 0) { | |
394 | maxscream = pos + 80; | |
395 | New(301, screamfirst, 256, I32); | |
396 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
397 | } |
398 | else { | |
a0d0e21e LW |
399 | maxscream = pos + pos / 4; |
400 | Renew(screamnext, maxscream, I32); | |
79072805 | 401 | } |
79072805 | 402 | } |
a0d0e21e LW |
403 | |
404 | sfirst = screamfirst; | |
405 | snext = screamnext; | |
406 | ||
407 | if (!sfirst || !snext) | |
408 | DIE("do_study: out of memory"); | |
409 | ||
410 | for (ch = 256; ch; --ch) | |
411 | *sfirst++ = -1; | |
412 | sfirst -= 256; | |
413 | ||
414 | while (--pos >= 0) { | |
415 | ch = s[pos]; | |
416 | if (sfirst[ch] >= 0) | |
417 | snext[pos] = sfirst[ch] - pos; | |
418 | else | |
419 | snext[pos] = -pos; | |
420 | sfirst[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; |
55497cff | 568 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
569 | SvIVX(TOPs) != IV_MIN) | |
570 | { | |
571 | --SvIVX(TOPs); | |
572 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
573 | } |
574 | else | |
575 | sv_dec(TOPs); | |
a0d0e21e LW |
576 | SvSETMAGIC(TOPs); |
577 | return NORMAL; | |
578 | } | |
79072805 | 579 | |
a0d0e21e LW |
580 | PP(pp_postinc) |
581 | { | |
582 | dSP; dTARGET; | |
583 | sv_setsv(TARG, TOPs); | |
55497cff | 584 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
585 | SvIVX(TOPs) != IV_MAX) | |
586 | { | |
587 | ++SvIVX(TOPs); | |
588 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
589 | } |
590 | else | |
591 | sv_inc(TOPs); | |
a0d0e21e LW |
592 | SvSETMAGIC(TOPs); |
593 | if (!SvOK(TARG)) | |
594 | sv_setiv(TARG, 0); | |
595 | SETs(TARG); | |
596 | return NORMAL; | |
597 | } | |
79072805 | 598 | |
a0d0e21e LW |
599 | PP(pp_postdec) |
600 | { | |
601 | dSP; dTARGET; | |
602 | sv_setsv(TARG, TOPs); | |
55497cff | 603 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
604 | SvIVX(TOPs) != IV_MIN) | |
605 | { | |
606 | --SvIVX(TOPs); | |
607 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
608 | } |
609 | else | |
610 | sv_dec(TOPs); | |
a0d0e21e LW |
611 | SvSETMAGIC(TOPs); |
612 | SETs(TARG); | |
613 | return NORMAL; | |
614 | } | |
79072805 | 615 | |
a0d0e21e LW |
616 | /* Ordinary operators. */ |
617 | ||
618 | PP(pp_pow) | |
619 | { | |
620 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
621 | { | |
622 | dPOPTOPnnrl; | |
623 | SETn( pow( left, right) ); | |
624 | RETURN; | |
93a17b20 | 625 | } |
a0d0e21e LW |
626 | } |
627 | ||
628 | PP(pp_multiply) | |
629 | { | |
630 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
631 | { | |
632 | dPOPTOPnnrl; | |
633 | SETn( left * right ); | |
634 | RETURN; | |
79072805 | 635 | } |
a0d0e21e LW |
636 | } |
637 | ||
638 | PP(pp_divide) | |
639 | { | |
640 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
641 | { | |
642 | dPOPnv; | |
643 | if (value == 0.0) | |
644 | DIE("Illegal division by zero"); | |
645 | #ifdef SLOPPYDIVIDE | |
646 | /* insure that 20./5. == 4. */ | |
647 | { | |
648 | double x; | |
649 | I32 k; | |
650 | x = POPn; | |
651 | if ((double)I_32(x) == x && | |
652 | (double)I_32(value) == value && | |
653 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
654 | value = k; | |
655 | } else { | |
656 | value = x/value; | |
79072805 | 657 | } |
a0d0e21e LW |
658 | } |
659 | #else | |
660 | value = POPn / value; | |
661 | #endif | |
662 | PUSHn( value ); | |
663 | RETURN; | |
79072805 | 664 | } |
a0d0e21e LW |
665 | } |
666 | ||
667 | PP(pp_modulo) | |
668 | { | |
669 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
670 | { | |
36477c24 | 671 | register UV right; |
a0d0e21e | 672 | |
36477c24 | 673 | right = POPu; |
674 | if (!right) | |
a0d0e21e | 675 | DIE("Illegal modulus zero"); |
36477c24 | 676 | |
677 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
678 | register IV left = SvIVX(TOPs); | |
679 | if (left < 0) | |
680 | SETu( (right - ((UV)(-left) - 1) % right) - 1 ); | |
681 | else | |
682 | SETi( left % right ); | |
683 | } | |
a0d0e21e | 684 | else { |
36477c24 | 685 | register double left = TOPn; |
686 | if (left < 0.0) | |
687 | SETu( (right - (U_V(-left) - 1) % right) - 1 ); | |
688 | else | |
689 | SETu( U_V(left) % right ); | |
a0d0e21e | 690 | } |
a0d0e21e | 691 | RETURN; |
79072805 | 692 | } |
a0d0e21e | 693 | } |
79072805 | 694 | |
a0d0e21e LW |
695 | PP(pp_repeat) |
696 | { | |
748a9306 LW |
697 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
698 | { | |
a0d0e21e LW |
699 | register I32 count = POPi; |
700 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
701 | dMARK; | |
702 | I32 items = SP - MARK; | |
703 | I32 max; | |
79072805 | 704 | |
a0d0e21e LW |
705 | max = items * count; |
706 | MEXTEND(MARK, max); | |
707 | if (count > 1) { | |
708 | while (SP > MARK) { | |
709 | if (*SP) | |
710 | SvTEMP_off((*SP)); | |
711 | SP--; | |
79072805 | 712 | } |
a0d0e21e LW |
713 | MARK++; |
714 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
715 | items * sizeof(SV*), count - 1); | |
716 | SP += max; | |
79072805 | 717 | } |
a0d0e21e LW |
718 | else if (count <= 0) |
719 | SP -= items; | |
79072805 | 720 | } |
a0d0e21e LW |
721 | else { /* Note: mark already snarfed by pp_list */ |
722 | SV *tmpstr; | |
723 | STRLEN len; | |
724 | ||
725 | tmpstr = POPs; | |
726 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
727 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
728 | DIE("Can't x= to readonly value"); | |
729 | if (SvROK(tmpstr)) | |
730 | sv_unref(tmpstr); | |
93a17b20 | 731 | } |
a0d0e21e LW |
732 | SvSetSV(TARG, tmpstr); |
733 | SvPV_force(TARG, len); | |
734 | if (count >= 1) { | |
735 | SvGROW(TARG, (count * len) + 1); | |
736 | if (count > 1) | |
737 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
738 | SvCUR(TARG) *= count; | |
739 | *SvEND(TARG) = '\0'; | |
740 | (void)SvPOK_only(TARG); | |
741 | } | |
742 | else | |
743 | sv_setsv(TARG, &sv_no); | |
744 | PUSHTARG; | |
79072805 | 745 | } |
a0d0e21e | 746 | RETURN; |
748a9306 | 747 | } |
a0d0e21e | 748 | } |
79072805 | 749 | |
a0d0e21e LW |
750 | PP(pp_subtract) |
751 | { | |
752 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
753 | { | |
754 | dPOPTOPnnrl; | |
755 | SETn( left - right ); | |
756 | RETURN; | |
79072805 | 757 | } |
a0d0e21e | 758 | } |
79072805 | 759 | |
a0d0e21e LW |
760 | PP(pp_left_shift) |
761 | { | |
762 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
763 | { | |
36477c24 | 764 | IBW shift = POPi; |
ff68c719 | 765 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 766 | IBW i = TOPi; |
ff68c719 | 767 | SETi( i << shift ); |
768 | } | |
769 | else { | |
36477c24 | 770 | UBW u = TOPu; |
ff68c719 | 771 | SETu( u << shift ); |
772 | } | |
55497cff | 773 | RETURN; |
79072805 | 774 | } |
a0d0e21e | 775 | } |
79072805 | 776 | |
a0d0e21e LW |
777 | PP(pp_right_shift) |
778 | { | |
779 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
780 | { | |
36477c24 | 781 | IBW shift = POPi; |
ff68c719 | 782 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 783 | IBW i = TOPi; |
ff68c719 | 784 | SETi( i >> shift ); |
785 | } | |
786 | else { | |
36477c24 | 787 | UBW u = TOPu; |
ff68c719 | 788 | SETu( u >> shift ); |
789 | } | |
a0d0e21e | 790 | RETURN; |
93a17b20 | 791 | } |
79072805 LW |
792 | } |
793 | ||
a0d0e21e | 794 | PP(pp_lt) |
79072805 | 795 | { |
a0d0e21e LW |
796 | dSP; tryAMAGICbinSET(lt,0); |
797 | { | |
798 | dPOPnv; | |
799 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
800 | RETURN; | |
79072805 | 801 | } |
a0d0e21e | 802 | } |
79072805 | 803 | |
a0d0e21e LW |
804 | PP(pp_gt) |
805 | { | |
806 | dSP; tryAMAGICbinSET(gt,0); | |
807 | { | |
808 | dPOPnv; | |
809 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
810 | RETURN; | |
79072805 | 811 | } |
a0d0e21e LW |
812 | } |
813 | ||
814 | PP(pp_le) | |
815 | { | |
816 | dSP; tryAMAGICbinSET(le,0); | |
817 | { | |
818 | dPOPnv; | |
819 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
820 | RETURN; | |
79072805 | 821 | } |
a0d0e21e LW |
822 | } |
823 | ||
824 | PP(pp_ge) | |
825 | { | |
826 | dSP; tryAMAGICbinSET(ge,0); | |
827 | { | |
828 | dPOPnv; | |
829 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
830 | RETURN; | |
79072805 | 831 | } |
a0d0e21e | 832 | } |
79072805 | 833 | |
a0d0e21e LW |
834 | PP(pp_ne) |
835 | { | |
836 | dSP; tryAMAGICbinSET(ne,0); | |
837 | { | |
838 | dPOPnv; | |
839 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
840 | RETURN; | |
841 | } | |
79072805 LW |
842 | } |
843 | ||
a0d0e21e | 844 | PP(pp_ncmp) |
79072805 | 845 | { |
a0d0e21e LW |
846 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
847 | { | |
848 | dPOPTOPnnrl; | |
849 | I32 value; | |
79072805 | 850 | |
a0d0e21e LW |
851 | if (left > right) |
852 | value = 1; | |
853 | else if (left < right) | |
854 | value = -1; | |
855 | else | |
856 | value = 0; | |
857 | SETi(value); | |
858 | RETURN; | |
79072805 | 859 | } |
a0d0e21e | 860 | } |
79072805 | 861 | |
a0d0e21e LW |
862 | PP(pp_slt) |
863 | { | |
864 | dSP; tryAMAGICbinSET(slt,0); | |
865 | { | |
866 | dPOPTOPssrl; | |
bbce6d69 | 867 | int cmp = ((op->op_private & OPpLOCALE) |
868 | ? sv_cmp_locale(left, right) | |
869 | : sv_cmp(left, right)); | |
870 | SETs( cmp < 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
871 | RETURN; |
872 | } | |
79072805 LW |
873 | } |
874 | ||
a0d0e21e | 875 | PP(pp_sgt) |
79072805 | 876 | { |
a0d0e21e LW |
877 | dSP; tryAMAGICbinSET(sgt,0); |
878 | { | |
879 | dPOPTOPssrl; | |
bbce6d69 | 880 | int cmp = ((op->op_private & OPpLOCALE) |
881 | ? sv_cmp_locale(left, right) | |
882 | : sv_cmp(left, right)); | |
883 | SETs( cmp > 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
884 | RETURN; |
885 | } | |
886 | } | |
79072805 | 887 | |
a0d0e21e LW |
888 | PP(pp_sle) |
889 | { | |
890 | dSP; tryAMAGICbinSET(sle,0); | |
891 | { | |
892 | dPOPTOPssrl; | |
bbce6d69 | 893 | int cmp = ((op->op_private & OPpLOCALE) |
894 | ? sv_cmp_locale(left, right) | |
895 | : sv_cmp(left, right)); | |
896 | SETs( cmp <= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e | 897 | RETURN; |
79072805 | 898 | } |
79072805 LW |
899 | } |
900 | ||
a0d0e21e LW |
901 | PP(pp_sge) |
902 | { | |
903 | dSP; tryAMAGICbinSET(sge,0); | |
904 | { | |
905 | dPOPTOPssrl; | |
bbce6d69 | 906 | int cmp = ((op->op_private & OPpLOCALE) |
907 | ? sv_cmp_locale(left, right) | |
908 | : sv_cmp(left, right)); | |
909 | SETs( cmp >= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
910 | RETURN; |
911 | } | |
912 | } | |
79072805 | 913 | |
36477c24 | 914 | PP(pp_seq) |
915 | { | |
916 | dSP; tryAMAGICbinSET(seq,0); | |
917 | { | |
918 | dPOPTOPssrl; | |
919 | SETs( sv_eq(left, right) ? &sv_yes : &sv_no ); | |
920 | RETURN; | |
921 | } | |
922 | } | |
923 | ||
a0d0e21e | 924 | PP(pp_sne) |
79072805 | 925 | { |
a0d0e21e LW |
926 | dSP; tryAMAGICbinSET(sne,0); |
927 | { | |
928 | dPOPTOPssrl; | |
36477c24 | 929 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); |
a0d0e21e | 930 | RETURN; |
463ee0b2 | 931 | } |
79072805 LW |
932 | } |
933 | ||
a0d0e21e | 934 | PP(pp_scmp) |
79072805 | 935 | { |
a0d0e21e LW |
936 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
937 | { | |
938 | dPOPTOPssrl; | |
bbce6d69 | 939 | int cmp = ((op->op_private & OPpLOCALE) |
940 | ? sv_cmp_locale(left, right) | |
941 | : sv_cmp(left, right)); | |
942 | SETi( cmp ); | |
a0d0e21e LW |
943 | RETURN; |
944 | } | |
945 | } | |
79072805 | 946 | |
55497cff | 947 | PP(pp_bit_and) |
948 | { | |
a0d0e21e LW |
949 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
950 | { | |
951 | dPOPTOPssrl; | |
4633a7c4 | 952 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 953 | if (op->op_private & HINT_INTEGER) { |
954 | IBW value = SvIV(left) & SvIV(right); | |
955 | SETi( value ); | |
956 | } | |
957 | else { | |
958 | UBW value = SvUV(left) & SvUV(right); | |
55497cff | 959 | SETu( value ); |
36477c24 | 960 | } |
a0d0e21e LW |
961 | } |
962 | else { | |
963 | do_vop(op->op_type, TARG, left, right); | |
964 | SETTARG; | |
965 | } | |
966 | RETURN; | |
967 | } | |
968 | } | |
79072805 | 969 | |
a0d0e21e LW |
970 | PP(pp_bit_xor) |
971 | { | |
972 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
973 | { | |
974 | dPOPTOPssrl; | |
4633a7c4 | 975 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 976 | if (op->op_private & HINT_INTEGER) { |
977 | IBW value = SvIV(left) ^ SvIV(right); | |
978 | SETi( value ); | |
979 | } | |
980 | else { | |
981 | UBW value = SvUV(left) ^ SvUV(right); | |
55497cff | 982 | SETu( value ); |
36477c24 | 983 | } |
a0d0e21e LW |
984 | } |
985 | else { | |
986 | do_vop(op->op_type, TARG, left, right); | |
987 | SETTARG; | |
988 | } | |
989 | RETURN; | |
990 | } | |
991 | } | |
79072805 | 992 | |
a0d0e21e LW |
993 | PP(pp_bit_or) |
994 | { | |
995 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
996 | { | |
997 | dPOPTOPssrl; | |
4633a7c4 | 998 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 999 | if (op->op_private & HINT_INTEGER) { |
1000 | IBW value = SvIV(left) | SvIV(right); | |
1001 | SETi( value ); | |
1002 | } | |
1003 | else { | |
1004 | UBW value = SvUV(left) | SvUV(right); | |
55497cff | 1005 | SETu( value ); |
36477c24 | 1006 | } |
a0d0e21e LW |
1007 | } |
1008 | else { | |
1009 | do_vop(op->op_type, TARG, left, right); | |
1010 | SETTARG; | |
1011 | } | |
1012 | RETURN; | |
79072805 | 1013 | } |
a0d0e21e | 1014 | } |
79072805 | 1015 | |
a0d0e21e LW |
1016 | PP(pp_negate) |
1017 | { | |
1018 | dSP; dTARGET; tryAMAGICun(neg); | |
1019 | { | |
1020 | dTOPss; | |
4633a7c4 LW |
1021 | if (SvGMAGICAL(sv)) |
1022 | mg_get(sv); | |
55497cff | 1023 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1024 | SETi(-SvIVX(sv)); | |
1025 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1026 | SETn(-SvNV(sv)); |
4633a7c4 | 1027 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1028 | STRLEN len; |
1029 | char *s = SvPV(sv, len); | |
bbce6d69 | 1030 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1031 | sv_setpvn(TARG, "-", 1); |
1032 | sv_catsv(TARG, sv); | |
79072805 | 1033 | } |
a0d0e21e LW |
1034 | else if (*s == '+' || *s == '-') { |
1035 | sv_setsv(TARG, sv); | |
1036 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1037 | } |
1038 | else | |
a0d0e21e LW |
1039 | sv_setnv(TARG, -SvNV(sv)); |
1040 | SETTARG; | |
79072805 | 1041 | } |
4633a7c4 LW |
1042 | else |
1043 | SETn(-SvNV(sv)); | |
79072805 | 1044 | } |
a0d0e21e | 1045 | RETURN; |
79072805 LW |
1046 | } |
1047 | ||
a0d0e21e | 1048 | PP(pp_not) |
79072805 | 1049 | { |
a0d0e21e LW |
1050 | #ifdef OVERLOAD |
1051 | dSP; tryAMAGICunSET(not); | |
1052 | #endif /* OVERLOAD */ | |
1053 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
1054 | return NORMAL; | |
79072805 LW |
1055 | } |
1056 | ||
a0d0e21e | 1057 | PP(pp_complement) |
79072805 | 1058 | { |
a0d0e21e LW |
1059 | dSP; dTARGET; tryAMAGICun(compl); |
1060 | { | |
1061 | dTOPss; | |
4633a7c4 | 1062 | if (SvNIOKp(sv)) { |
36477c24 | 1063 | if (op->op_private & HINT_INTEGER) { |
1064 | IBW value = ~SvIV(sv); | |
1065 | SETi( value ); | |
1066 | } | |
1067 | else { | |
1068 | UBW value = ~SvUV(sv); | |
55497cff | 1069 | SETu( value ); |
36477c24 | 1070 | } |
a0d0e21e LW |
1071 | } |
1072 | else { | |
1073 | register char *tmps; | |
1074 | register long *tmpl; | |
55497cff | 1075 | register I32 anum; |
a0d0e21e LW |
1076 | STRLEN len; |
1077 | ||
1078 | SvSetSV(TARG, sv); | |
1079 | tmps = SvPV_force(TARG, len); | |
1080 | anum = len; | |
1081 | #ifdef LIBERAL | |
1082 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1083 | *tmps = ~*tmps; | |
1084 | tmpl = (long*)tmps; | |
1085 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1086 | *tmpl = ~*tmpl; | |
1087 | tmps = (char*)tmpl; | |
1088 | #endif | |
1089 | for ( ; anum > 0; anum--, tmps++) | |
1090 | *tmps = ~*tmps; | |
1091 | ||
1092 | SETs(TARG); | |
1093 | } | |
1094 | RETURN; | |
1095 | } | |
79072805 LW |
1096 | } |
1097 | ||
a0d0e21e LW |
1098 | /* integer versions of some of the above */ |
1099 | ||
a0d0e21e | 1100 | PP(pp_i_multiply) |
79072805 | 1101 | { |
a0d0e21e LW |
1102 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1103 | { | |
1104 | dPOPTOPiirl; | |
1105 | SETi( left * right ); | |
1106 | RETURN; | |
1107 | } | |
79072805 LW |
1108 | } |
1109 | ||
a0d0e21e | 1110 | PP(pp_i_divide) |
79072805 | 1111 | { |
a0d0e21e LW |
1112 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1113 | { | |
1114 | dPOPiv; | |
1115 | if (value == 0) | |
1116 | DIE("Illegal division by zero"); | |
1117 | value = POPi / value; | |
1118 | PUSHi( value ); | |
1119 | RETURN; | |
1120 | } | |
79072805 LW |
1121 | } |
1122 | ||
a0d0e21e | 1123 | PP(pp_i_modulo) |
79072805 | 1124 | { |
a0d0e21e | 1125 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1126 | { |
a0d0e21e LW |
1127 | dPOPTOPiirl; |
1128 | SETi( left % right ); | |
1129 | RETURN; | |
79072805 | 1130 | } |
79072805 LW |
1131 | } |
1132 | ||
a0d0e21e | 1133 | PP(pp_i_add) |
79072805 | 1134 | { |
a0d0e21e LW |
1135 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1136 | { | |
1137 | dPOPTOPiirl; | |
1138 | SETi( left + right ); | |
1139 | RETURN; | |
79072805 | 1140 | } |
79072805 LW |
1141 | } |
1142 | ||
a0d0e21e | 1143 | PP(pp_i_subtract) |
79072805 | 1144 | { |
a0d0e21e LW |
1145 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1146 | { | |
1147 | dPOPTOPiirl; | |
1148 | SETi( left - right ); | |
1149 | RETURN; | |
79072805 | 1150 | } |
79072805 LW |
1151 | } |
1152 | ||
a0d0e21e | 1153 | PP(pp_i_lt) |
79072805 | 1154 | { |
a0d0e21e LW |
1155 | dSP; tryAMAGICbinSET(lt,0); |
1156 | { | |
1157 | dPOPTOPiirl; | |
1158 | SETs((left < right) ? &sv_yes : &sv_no); | |
1159 | RETURN; | |
1160 | } | |
79072805 LW |
1161 | } |
1162 | ||
a0d0e21e | 1163 | PP(pp_i_gt) |
79072805 | 1164 | { |
a0d0e21e LW |
1165 | dSP; tryAMAGICbinSET(gt,0); |
1166 | { | |
1167 | dPOPTOPiirl; | |
1168 | SETs((left > right) ? &sv_yes : &sv_no); | |
1169 | RETURN; | |
1170 | } | |
79072805 LW |
1171 | } |
1172 | ||
a0d0e21e | 1173 | PP(pp_i_le) |
79072805 | 1174 | { |
a0d0e21e LW |
1175 | dSP; tryAMAGICbinSET(le,0); |
1176 | { | |
1177 | dPOPTOPiirl; | |
1178 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1179 | RETURN; | |
85e6fe83 | 1180 | } |
79072805 LW |
1181 | } |
1182 | ||
a0d0e21e | 1183 | PP(pp_i_ge) |
79072805 | 1184 | { |
a0d0e21e LW |
1185 | dSP; tryAMAGICbinSET(ge,0); |
1186 | { | |
1187 | dPOPTOPiirl; | |
1188 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1189 | RETURN; | |
1190 | } | |
79072805 LW |
1191 | } |
1192 | ||
a0d0e21e | 1193 | PP(pp_i_eq) |
79072805 | 1194 | { |
a0d0e21e LW |
1195 | dSP; tryAMAGICbinSET(eq,0); |
1196 | { | |
1197 | dPOPTOPiirl; | |
1198 | SETs((left == right) ? &sv_yes : &sv_no); | |
1199 | RETURN; | |
1200 | } | |
79072805 LW |
1201 | } |
1202 | ||
a0d0e21e | 1203 | PP(pp_i_ne) |
79072805 | 1204 | { |
a0d0e21e LW |
1205 | dSP; tryAMAGICbinSET(ne,0); |
1206 | { | |
1207 | dPOPTOPiirl; | |
1208 | SETs((left != right) ? &sv_yes : &sv_no); | |
1209 | RETURN; | |
1210 | } | |
79072805 LW |
1211 | } |
1212 | ||
a0d0e21e | 1213 | PP(pp_i_ncmp) |
79072805 | 1214 | { |
a0d0e21e LW |
1215 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1216 | { | |
1217 | dPOPTOPiirl; | |
1218 | I32 value; | |
79072805 | 1219 | |
a0d0e21e | 1220 | if (left > right) |
79072805 | 1221 | value = 1; |
a0d0e21e | 1222 | else if (left < right) |
79072805 | 1223 | value = -1; |
a0d0e21e | 1224 | else |
79072805 | 1225 | value = 0; |
a0d0e21e LW |
1226 | SETi(value); |
1227 | RETURN; | |
79072805 | 1228 | } |
85e6fe83 LW |
1229 | } |
1230 | ||
1231 | PP(pp_i_negate) | |
1232 | { | |
a0d0e21e | 1233 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1234 | SETi(-TOPi); |
1235 | RETURN; | |
1236 | } | |
1237 | ||
79072805 LW |
1238 | /* High falutin' math. */ |
1239 | ||
1240 | PP(pp_atan2) | |
1241 | { | |
a0d0e21e LW |
1242 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1243 | { | |
1244 | dPOPTOPnnrl; | |
1245 | SETn(atan2(left, right)); | |
1246 | RETURN; | |
1247 | } | |
79072805 LW |
1248 | } |
1249 | ||
1250 | PP(pp_sin) | |
1251 | { | |
a0d0e21e LW |
1252 | dSP; dTARGET; tryAMAGICun(sin); |
1253 | { | |
1254 | double value; | |
1255 | value = POPn; | |
1256 | value = sin(value); | |
1257 | XPUSHn(value); | |
1258 | RETURN; | |
1259 | } | |
79072805 LW |
1260 | } |
1261 | ||
1262 | PP(pp_cos) | |
1263 | { | |
a0d0e21e LW |
1264 | dSP; dTARGET; tryAMAGICun(cos); |
1265 | { | |
1266 | double value; | |
1267 | value = POPn; | |
1268 | value = cos(value); | |
1269 | XPUSHn(value); | |
1270 | RETURN; | |
1271 | } | |
79072805 LW |
1272 | } |
1273 | ||
1274 | PP(pp_rand) | |
1275 | { | |
1276 | dSP; dTARGET; | |
1277 | double value; | |
1278 | if (MAXARG < 1) | |
1279 | value = 1.0; | |
1280 | else | |
1281 | value = POPn; | |
1282 | if (value == 0.0) | |
1283 | value = 1.0; | |
1284 | #if RANDBITS == 31 | |
1285 | value = rand() * value / 2147483648.0; | |
1286 | #else | |
1287 | #if RANDBITS == 16 | |
1288 | value = rand() * value / 65536.0; | |
1289 | #else | |
1290 | #if RANDBITS == 15 | |
1291 | value = rand() * value / 32768.0; | |
1292 | #else | |
1293 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1294 | #endif | |
1295 | #endif | |
1296 | #endif | |
1297 | XPUSHn(value); | |
1298 | RETURN; | |
1299 | } | |
1300 | ||
1301 | PP(pp_srand) | |
1302 | { | |
1303 | dSP; | |
1304 | I32 anum; | |
79072805 LW |
1305 | |
1306 | if (MAXARG < 1) { | |
f12c7020 | 1307 | #ifdef VMS |
1308 | # include <starlet.h> | |
1309 | unsigned int when[2]; | |
1310 | _ckvmssts(sys$gettim(when)); | |
1311 | anum = when[0] ^ when[1]; | |
1312 | #else | |
5f05dabc | 1313 | # ifdef HAS_GETTIMEOFDAY |
f12c7020 | 1314 | struct timeval when; |
1315 | gettimeofday(&when,(struct timezone *) 0); | |
1316 | anum = when.tv_sec ^ when.tv_usec; | |
1317 | # else | |
1318 | Time_t when; | |
79072805 LW |
1319 | (void)time(&when); |
1320 | anum = when; | |
f12c7020 | 1321 | # endif |
1322 | #endif | |
1323 | #if !defined(PLAN9) /* XXX Plan9 assembler chokes on this; fix coming soon */ | |
1324 | /* 17-Jul-1996 bailey@genetics.upenn.edu */ | |
1325 | /* What is a good hashing algorithm here? */ | |
1326 | anum ^= ( ( 269 * (U32)getpid()) | |
1327 | ^ (26107 * (U32)&when) | |
1328 | ^ (73819 * (U32)stack_sp)); | |
1329 | #endif | |
79072805 LW |
1330 | } |
1331 | else | |
1332 | anum = POPi; | |
1333 | (void)srand(anum); | |
1334 | EXTEND(SP, 1); | |
1335 | RETPUSHYES; | |
1336 | } | |
1337 | ||
1338 | PP(pp_exp) | |
1339 | { | |
a0d0e21e LW |
1340 | dSP; dTARGET; tryAMAGICun(exp); |
1341 | { | |
1342 | double value; | |
1343 | value = POPn; | |
1344 | value = exp(value); | |
1345 | XPUSHn(value); | |
1346 | RETURN; | |
1347 | } | |
79072805 LW |
1348 | } |
1349 | ||
1350 | PP(pp_log) | |
1351 | { | |
a0d0e21e LW |
1352 | dSP; dTARGET; tryAMAGICun(log); |
1353 | { | |
1354 | double value; | |
1355 | value = POPn; | |
bbce6d69 | 1356 | if (value <= 0.0) { |
36477c24 | 1357 | SET_NUMERIC_STANDARD(); |
2304df62 | 1358 | DIE("Can't take log of %g", value); |
bbce6d69 | 1359 | } |
a0d0e21e LW |
1360 | value = log(value); |
1361 | XPUSHn(value); | |
1362 | RETURN; | |
1363 | } | |
79072805 LW |
1364 | } |
1365 | ||
1366 | PP(pp_sqrt) | |
1367 | { | |
a0d0e21e LW |
1368 | dSP; dTARGET; tryAMAGICun(sqrt); |
1369 | { | |
1370 | double value; | |
1371 | value = POPn; | |
bbce6d69 | 1372 | if (value < 0.0) { |
36477c24 | 1373 | SET_NUMERIC_STANDARD(); |
2304df62 | 1374 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1375 | } |
a0d0e21e LW |
1376 | value = sqrt(value); |
1377 | XPUSHn(value); | |
1378 | RETURN; | |
1379 | } | |
79072805 LW |
1380 | } |
1381 | ||
1382 | PP(pp_int) | |
1383 | { | |
1384 | dSP; dTARGET; | |
1385 | double value; | |
a0d0e21e | 1386 | value = POPn; |
79072805 LW |
1387 | if (value >= 0.0) |
1388 | (void)modf(value, &value); | |
1389 | else { | |
1390 | (void)modf(-value, &value); | |
1391 | value = -value; | |
1392 | } | |
1393 | XPUSHn(value); | |
1394 | RETURN; | |
1395 | } | |
1396 | ||
463ee0b2 LW |
1397 | PP(pp_abs) |
1398 | { | |
a0d0e21e LW |
1399 | dSP; dTARGET; tryAMAGICun(abs); |
1400 | { | |
1401 | double value; | |
1402 | value = POPn; | |
463ee0b2 | 1403 | |
a0d0e21e | 1404 | if (value < 0.0) |
463ee0b2 LW |
1405 | value = -value; |
1406 | ||
a0d0e21e LW |
1407 | XPUSHn(value); |
1408 | RETURN; | |
1409 | } | |
463ee0b2 LW |
1410 | } |
1411 | ||
79072805 LW |
1412 | PP(pp_hex) |
1413 | { | |
1414 | dSP; dTARGET; | |
1415 | char *tmps; | |
1416 | I32 argtype; | |
1417 | ||
a0d0e21e | 1418 | tmps = POPp; |
55497cff | 1419 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1420 | RETURN; |
1421 | } | |
1422 | ||
1423 | PP(pp_oct) | |
1424 | { | |
1425 | dSP; dTARGET; | |
55497cff | 1426 | UV value; |
79072805 LW |
1427 | I32 argtype; |
1428 | char *tmps; | |
1429 | ||
a0d0e21e | 1430 | tmps = POPp; |
464e2e8a | 1431 | while (*tmps && isSPACE(*tmps)) |
1432 | tmps++; | |
1433 | if (*tmps == '0') | |
79072805 LW |
1434 | tmps++; |
1435 | if (*tmps == 'x') | |
464e2e8a | 1436 | value = scan_hex(++tmps, 99, &argtype); |
1437 | else | |
1438 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1439 | XPUSHu(value); |
79072805 LW |
1440 | RETURN; |
1441 | } | |
1442 | ||
1443 | /* String stuff. */ | |
1444 | ||
1445 | PP(pp_length) | |
1446 | { | |
1447 | dSP; dTARGET; | |
a0d0e21e | 1448 | SETi( sv_len(TOPs) ); |
79072805 LW |
1449 | RETURN; |
1450 | } | |
1451 | ||
1452 | PP(pp_substr) | |
1453 | { | |
1454 | dSP; dTARGET; | |
1455 | SV *sv; | |
1456 | I32 len; | |
463ee0b2 | 1457 | STRLEN curlen; |
79072805 LW |
1458 | I32 pos; |
1459 | I32 rem; | |
a0d0e21e | 1460 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1461 | char *tmps; |
a0d0e21e | 1462 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1463 | |
1464 | if (MAXARG > 2) | |
1465 | len = POPi; | |
1466 | pos = POPi - arybase; | |
1467 | sv = POPs; | |
a0d0e21e | 1468 | tmps = SvPV(sv, curlen); |
79072805 LW |
1469 | if (pos < 0) |
1470 | pos += curlen + arybase; | |
2304df62 | 1471 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1472 | if (dowarn || lvalue) |
2304df62 AD |
1473 | warn("substr outside of string"); |
1474 | RETPUSHUNDEF; | |
1475 | } | |
79072805 LW |
1476 | else { |
1477 | if (MAXARG < 3) | |
1478 | len = curlen; | |
a0d0e21e | 1479 | else if (len < 0) { |
748a9306 | 1480 | len += curlen - pos; |
a0d0e21e LW |
1481 | if (len < 0) |
1482 | len = 0; | |
1483 | } | |
79072805 LW |
1484 | tmps += pos; |
1485 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1486 | if (rem > len) | |
1487 | rem = len; | |
1488 | sv_setpvn(TARG, tmps, rem); | |
1489 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1490 | if (!SvGMAGICAL(sv)) { |
1491 | if (SvROK(sv)) { | |
1492 | SvPV_force(sv,na); | |
1493 | if (dowarn) | |
1494 | warn("Attempt to use reference as lvalue in substr"); | |
1495 | } | |
1496 | if (SvOK(sv)) /* is it defined ? */ | |
1497 | (void)SvPOK_only(sv); | |
1498 | else | |
1499 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1500 | } | |
5f05dabc | 1501 | |
a0d0e21e LW |
1502 | if (SvTYPE(TARG) < SVt_PVLV) { |
1503 | sv_upgrade(TARG, SVt_PVLV); | |
1504 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1505 | } |
a0d0e21e | 1506 | |
5f05dabc | 1507 | LvTYPE(TARG) = 'x'; |
79072805 | 1508 | LvTARG(TARG) = sv; |
a0d0e21e | 1509 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1510 | LvTARGLEN(TARG) = rem; |
1511 | } | |
1512 | } | |
1513 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1514 | RETURN; | |
1515 | } | |
1516 | ||
1517 | PP(pp_vec) | |
1518 | { | |
1519 | dSP; dTARGET; | |
1520 | register I32 size = POPi; | |
1521 | register I32 offset = POPi; | |
1522 | register SV *src = POPs; | |
a0d0e21e | 1523 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1524 | STRLEN srclen; |
1525 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1526 | unsigned long retnum; |
1527 | I32 len; | |
1528 | ||
1529 | offset *= size; /* turn into bit offset */ | |
1530 | len = (offset + size + 7) / 8; | |
1531 | if (offset < 0 || size < 1) | |
1532 | retnum = 0; | |
79072805 | 1533 | else { |
a0d0e21e LW |
1534 | if (lvalue) { /* it's an lvalue! */ |
1535 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1536 | sv_upgrade(TARG, SVt_PVLV); | |
1537 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1538 | } | |
1539 | ||
1540 | LvTYPE(TARG) = 'v'; | |
1541 | LvTARG(TARG) = src; | |
1542 | LvTARGOFF(TARG) = offset; | |
1543 | LvTARGLEN(TARG) = size; | |
1544 | } | |
93a17b20 | 1545 | if (len > srclen) { |
a0d0e21e LW |
1546 | if (size <= 8) |
1547 | retnum = 0; | |
1548 | else { | |
1549 | offset >>= 3; | |
748a9306 LW |
1550 | if (size == 16) { |
1551 | if (offset >= srclen) | |
1552 | retnum = 0; | |
a0d0e21e | 1553 | else |
748a9306 LW |
1554 | retnum = (unsigned long) s[offset] << 8; |
1555 | } | |
1556 | else if (size == 32) { | |
1557 | if (offset >= srclen) | |
1558 | retnum = 0; | |
1559 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1560 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1561 | else if (offset + 2 >= srclen) |
1562 | retnum = ((unsigned long) s[offset] << 24) + | |
1563 | ((unsigned long) s[offset + 1] << 16); | |
1564 | else | |
1565 | retnum = ((unsigned long) s[offset] << 24) + | |
1566 | ((unsigned long) s[offset + 1] << 16) + | |
1567 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1568 | } |
1569 | } | |
79072805 | 1570 | } |
a0d0e21e | 1571 | else if (size < 8) |
79072805 LW |
1572 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1573 | else { | |
1574 | offset >>= 3; | |
1575 | if (size == 8) | |
1576 | retnum = s[offset]; | |
1577 | else if (size == 16) | |
1578 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1579 | else if (size == 32) | |
1580 | retnum = ((unsigned long) s[offset] << 24) + | |
1581 | ((unsigned long) s[offset + 1] << 16) + | |
1582 | (s[offset + 2] << 8) + s[offset+3]; | |
1583 | } | |
79072805 LW |
1584 | } |
1585 | ||
1586 | sv_setiv(TARG, (I32)retnum); | |
1587 | PUSHs(TARG); | |
1588 | RETURN; | |
1589 | } | |
1590 | ||
1591 | PP(pp_index) | |
1592 | { | |
1593 | dSP; dTARGET; | |
1594 | SV *big; | |
1595 | SV *little; | |
1596 | I32 offset; | |
1597 | I32 retval; | |
1598 | char *tmps; | |
1599 | char *tmps2; | |
463ee0b2 | 1600 | STRLEN biglen; |
a0d0e21e | 1601 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1602 | |
1603 | if (MAXARG < 3) | |
1604 | offset = 0; | |
1605 | else | |
1606 | offset = POPi - arybase; | |
1607 | little = POPs; | |
1608 | big = POPs; | |
463ee0b2 | 1609 | tmps = SvPV(big, biglen); |
79072805 LW |
1610 | if (offset < 0) |
1611 | offset = 0; | |
93a17b20 LW |
1612 | else if (offset > biglen) |
1613 | offset = biglen; | |
79072805 | 1614 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1615 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1616 | retval = -1 + arybase; |
1617 | else | |
1618 | retval = tmps2 - tmps + arybase; | |
1619 | PUSHi(retval); | |
1620 | RETURN; | |
1621 | } | |
1622 | ||
1623 | PP(pp_rindex) | |
1624 | { | |
1625 | dSP; dTARGET; | |
1626 | SV *big; | |
1627 | SV *little; | |
463ee0b2 LW |
1628 | STRLEN blen; |
1629 | STRLEN llen; | |
79072805 LW |
1630 | SV *offstr; |
1631 | I32 offset; | |
1632 | I32 retval; | |
1633 | char *tmps; | |
1634 | char *tmps2; | |
a0d0e21e | 1635 | I32 arybase = curcop->cop_arybase; |
79072805 | 1636 | |
a0d0e21e | 1637 | if (MAXARG >= 3) |
79072805 LW |
1638 | offstr = POPs; |
1639 | little = POPs; | |
1640 | big = POPs; | |
463ee0b2 LW |
1641 | tmps2 = SvPV(little, llen); |
1642 | tmps = SvPV(big, blen); | |
79072805 | 1643 | if (MAXARG < 3) |
463ee0b2 | 1644 | offset = blen; |
79072805 | 1645 | else |
463ee0b2 | 1646 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1647 | if (offset < 0) |
1648 | offset = 0; | |
463ee0b2 LW |
1649 | else if (offset > blen) |
1650 | offset = blen; | |
79072805 | 1651 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1652 | tmps2, tmps2 + llen))) |
79072805 LW |
1653 | retval = -1 + arybase; |
1654 | else | |
1655 | retval = tmps2 - tmps + arybase; | |
1656 | PUSHi(retval); | |
1657 | RETURN; | |
1658 | } | |
1659 | ||
1660 | PP(pp_sprintf) | |
1661 | { | |
1662 | dSP; dMARK; dORIGMARK; dTARGET; | |
36477c24 | 1663 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 1664 | if (op->op_private & OPpLOCALE) |
36477c24 | 1665 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 1666 | else |
36477c24 | 1667 | SET_NUMERIC_STANDARD(); |
1668 | #endif | |
79072805 | 1669 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 1670 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
1671 | SP = ORIGMARK; |
1672 | PUSHTARG; | |
1673 | RETURN; | |
1674 | } | |
1675 | ||
79072805 LW |
1676 | PP(pp_ord) |
1677 | { | |
1678 | dSP; dTARGET; | |
1679 | I32 value; | |
1680 | char *tmps; | |
79072805 | 1681 | |
79072805 | 1682 | #ifndef I286 |
a0d0e21e | 1683 | tmps = POPp; |
79072805 LW |
1684 | value = (I32) (*tmps & 255); |
1685 | #else | |
a0d0e21e LW |
1686 | I32 anum; |
1687 | tmps = POPp; | |
79072805 LW |
1688 | anum = (I32) *tmps; |
1689 | value = (I32) (anum & 255); | |
1690 | #endif | |
1691 | XPUSHi(value); | |
1692 | RETURN; | |
1693 | } | |
1694 | ||
463ee0b2 LW |
1695 | PP(pp_chr) |
1696 | { | |
1697 | dSP; dTARGET; | |
1698 | char *tmps; | |
1699 | ||
748a9306 LW |
1700 | (void)SvUPGRADE(TARG,SVt_PV); |
1701 | SvGROW(TARG,2); | |
463ee0b2 LW |
1702 | SvCUR_set(TARG, 1); |
1703 | tmps = SvPVX(TARG); | |
748a9306 LW |
1704 | *tmps++ = POPi; |
1705 | *tmps = '\0'; | |
a0d0e21e | 1706 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1707 | XPUSHs(TARG); |
1708 | RETURN; | |
1709 | } | |
1710 | ||
79072805 LW |
1711 | PP(pp_crypt) |
1712 | { | |
1713 | dSP; dTARGET; dPOPTOPssrl; | |
1714 | #ifdef HAS_CRYPT | |
a0d0e21e | 1715 | char *tmps = SvPV(left, na); |
79072805 | 1716 | #ifdef FCRYPT |
a0d0e21e | 1717 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1718 | #else |
a0d0e21e | 1719 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1720 | #endif |
1721 | #else | |
1722 | DIE( | |
1723 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1724 | #endif | |
1725 | SETs(TARG); | |
1726 | RETURN; | |
1727 | } | |
1728 | ||
1729 | PP(pp_ucfirst) | |
1730 | { | |
1731 | dSP; | |
1732 | SV *sv = TOPs; | |
1733 | register char *s; | |
1734 | ||
ed6116ce | 1735 | if (!SvPADTMP(sv)) { |
79072805 LW |
1736 | dTARGET; |
1737 | sv_setsv(TARG, sv); | |
1738 | sv = TARG; | |
1739 | SETs(sv); | |
1740 | } | |
a0d0e21e | 1741 | s = SvPV_force(sv, na); |
bbce6d69 | 1742 | if (*s) { |
1743 | if (op->op_private & OPpLOCALE) { | |
1744 | TAINT; | |
1745 | SvTAINTED_on(sv); | |
1746 | *s = toUPPER_LC(*s); | |
1747 | } | |
1748 | else | |
1749 | *s = toUPPER(*s); | |
1750 | } | |
79072805 LW |
1751 | |
1752 | RETURN; | |
1753 | } | |
1754 | ||
1755 | PP(pp_lcfirst) | |
1756 | { | |
1757 | dSP; | |
1758 | SV *sv = TOPs; | |
1759 | register char *s; | |
1760 | ||
ed6116ce | 1761 | if (!SvPADTMP(sv)) { |
79072805 LW |
1762 | dTARGET; |
1763 | sv_setsv(TARG, sv); | |
1764 | sv = TARG; | |
1765 | SETs(sv); | |
1766 | } | |
a0d0e21e | 1767 | s = SvPV_force(sv, na); |
bbce6d69 | 1768 | if (*s) { |
1769 | if (op->op_private & OPpLOCALE) { | |
1770 | TAINT; | |
1771 | SvTAINTED_on(sv); | |
1772 | *s = toLOWER_LC(*s); | |
1773 | } | |
1774 | else | |
1775 | *s = toLOWER(*s); | |
1776 | } | |
79072805 LW |
1777 | |
1778 | SETs(sv); | |
1779 | RETURN; | |
1780 | } | |
1781 | ||
1782 | PP(pp_uc) | |
1783 | { | |
1784 | dSP; | |
1785 | SV *sv = TOPs; | |
1786 | register char *s; | |
463ee0b2 | 1787 | STRLEN len; |
79072805 | 1788 | |
ed6116ce | 1789 | if (!SvPADTMP(sv)) { |
79072805 LW |
1790 | dTARGET; |
1791 | sv_setsv(TARG, sv); | |
1792 | sv = TARG; | |
1793 | SETs(sv); | |
1794 | } | |
bbce6d69 | 1795 | |
a0d0e21e | 1796 | s = SvPV_force(sv, len); |
bbce6d69 | 1797 | if (len) { |
1798 | register char *send = s + len; | |
1799 | ||
1800 | if (op->op_private & OPpLOCALE) { | |
1801 | TAINT; | |
1802 | SvTAINTED_on(sv); | |
1803 | for (; s < send; s++) | |
1804 | *s = toUPPER_LC(*s); | |
1805 | } | |
1806 | else { | |
1807 | for (; s < send; s++) | |
1808 | *s = toUPPER(*s); | |
1809 | } | |
79072805 LW |
1810 | } |
1811 | RETURN; | |
1812 | } | |
1813 | ||
1814 | PP(pp_lc) | |
1815 | { | |
1816 | dSP; | |
1817 | SV *sv = TOPs; | |
1818 | register char *s; | |
463ee0b2 | 1819 | STRLEN len; |
79072805 | 1820 | |
ed6116ce | 1821 | if (!SvPADTMP(sv)) { |
79072805 LW |
1822 | dTARGET; |
1823 | sv_setsv(TARG, sv); | |
1824 | sv = TARG; | |
1825 | SETs(sv); | |
1826 | } | |
bbce6d69 | 1827 | |
a0d0e21e | 1828 | s = SvPV_force(sv, len); |
bbce6d69 | 1829 | if (len) { |
1830 | register char *send = s + len; | |
1831 | ||
1832 | if (op->op_private & OPpLOCALE) { | |
1833 | TAINT; | |
1834 | SvTAINTED_on(sv); | |
1835 | for (; s < send; s++) | |
1836 | *s = toLOWER_LC(*s); | |
1837 | } | |
1838 | else { | |
1839 | for (; s < send; s++) | |
1840 | *s = toLOWER(*s); | |
1841 | } | |
79072805 LW |
1842 | } |
1843 | RETURN; | |
1844 | } | |
1845 | ||
a0d0e21e | 1846 | PP(pp_quotemeta) |
79072805 | 1847 | { |
a0d0e21e LW |
1848 | dSP; dTARGET; |
1849 | SV *sv = TOPs; | |
1850 | STRLEN len; | |
1851 | register char *s = SvPV(sv,len); | |
1852 | register char *d; | |
79072805 | 1853 | |
a0d0e21e LW |
1854 | if (len) { |
1855 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 1856 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
1857 | d = SvPVX(TARG); |
1858 | while (len--) { | |
1859 | if (!isALNUM(*s)) | |
1860 | *d++ = '\\'; | |
1861 | *d++ = *s++; | |
79072805 | 1862 | } |
a0d0e21e LW |
1863 | *d = '\0'; |
1864 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1865 | (void)SvPOK_only(TARG); | |
79072805 | 1866 | } |
a0d0e21e LW |
1867 | else |
1868 | sv_setpvn(TARG, s, len); | |
1869 | SETs(TARG); | |
79072805 LW |
1870 | RETURN; |
1871 | } | |
1872 | ||
a0d0e21e | 1873 | /* Arrays. */ |
79072805 | 1874 | |
a0d0e21e | 1875 | PP(pp_aslice) |
79072805 | 1876 | { |
a0d0e21e LW |
1877 | dSP; dMARK; dORIGMARK; |
1878 | register SV** svp; | |
1879 | register AV* av = (AV*)POPs; | |
1880 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1881 | I32 arybase = curcop->cop_arybase; |
1882 | I32 elem; | |
79072805 | 1883 | |
a0d0e21e | 1884 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1885 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1886 | I32 max = -1; | |
1887 | for (svp = mark + 1; svp <= sp; svp++) { | |
1888 | elem = SvIVx(*svp); | |
1889 | if (elem > max) | |
1890 | max = elem; | |
1891 | } | |
1892 | if (max > AvMAX(av)) | |
1893 | av_extend(av, max); | |
1894 | } | |
a0d0e21e | 1895 | while (++MARK <= SP) { |
748a9306 | 1896 | elem = SvIVx(*MARK); |
a0d0e21e | 1897 | |
748a9306 LW |
1898 | if (elem > 0) |
1899 | elem -= arybase; | |
a0d0e21e LW |
1900 | svp = av_fetch(av, elem, lval); |
1901 | if (lval) { | |
1902 | if (!svp || *svp == &sv_undef) | |
1903 | DIE(no_aelem, elem); | |
1904 | if (op->op_private & OPpLVAL_INTRO) | |
1905 | save_svref(svp); | |
79072805 | 1906 | } |
a0d0e21e | 1907 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1908 | } |
1909 | } | |
748a9306 | 1910 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1911 | MARK = ORIGMARK; |
1912 | *++MARK = *SP; | |
1913 | SP = MARK; | |
1914 | } | |
79072805 LW |
1915 | RETURN; |
1916 | } | |
1917 | ||
1918 | /* Associative arrays. */ | |
1919 | ||
1920 | PP(pp_each) | |
1921 | { | |
1922 | dSP; dTARGET; | |
1923 | HV *hash = (HV*)POPs; | |
c07a80fd | 1924 | HE *entry; |
c07a80fd | 1925 | |
1926 | PUTBACK; | |
1927 | entry = hv_iternext(hash); /* might clobber stack_sp */ | |
1928 | SPAGAIN; | |
79072805 | 1929 | |
79072805 LW |
1930 | EXTEND(SP, 2); |
1931 | if (entry) { | |
f12c7020 | 1932 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
79072805 | 1933 | if (GIMME == G_ARRAY) { |
c07a80fd | 1934 | PUTBACK; |
1935 | sv_setsv(TARG, hv_iterval(hash, entry)); /* might clobber stack_sp */ | |
1936 | SPAGAIN; | |
8990e307 | 1937 | PUSHs(TARG); |
79072805 | 1938 | } |
79072805 LW |
1939 | } |
1940 | else if (GIMME == G_SCALAR) | |
1941 | RETPUSHUNDEF; | |
1942 | ||
1943 | RETURN; | |
1944 | } | |
1945 | ||
1946 | PP(pp_values) | |
1947 | { | |
1948 | return do_kv(ARGS); | |
1949 | } | |
1950 | ||
1951 | PP(pp_keys) | |
1952 | { | |
1953 | return do_kv(ARGS); | |
1954 | } | |
1955 | ||
1956 | PP(pp_delete) | |
1957 | { | |
1958 | dSP; | |
1959 | SV *sv; | |
5f05dabc | 1960 | HV *hv; |
1961 | ||
1962 | if (op->op_private & OPpSLICE) { | |
1963 | dMARK; dORIGMARK; | |
1964 | hv = (HV*)POPs; | |
1965 | if (SvTYPE(hv) != SVt_PVHV) | |
1966 | DIE("Not a HASH reference"); | |
1967 | while (++MARK <= SP) { | |
1968 | sv = hv_delete_ent(hv, *MARK, | |
1969 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
1970 | *MARK = sv ? sv : &sv_undef; | |
1971 | } | |
1972 | if (GIMME != G_ARRAY) { | |
1973 | MARK = ORIGMARK; | |
1974 | *++MARK = *SP; | |
1975 | SP = MARK; | |
1976 | } | |
1977 | } | |
1978 | else { | |
1979 | SV *keysv = POPs; | |
1980 | hv = (HV*)POPs; | |
1981 | if (SvTYPE(hv) != SVt_PVHV) | |
1982 | DIE("Not a HASH reference"); | |
1983 | sv = hv_delete_ent(hv, keysv, | |
1984 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
1985 | if (!sv) | |
1986 | sv = &sv_undef; | |
1987 | PUSHs(sv); | |
79072805 | 1988 | } |
79072805 LW |
1989 | RETURN; |
1990 | } | |
1991 | ||
a0d0e21e | 1992 | PP(pp_exists) |
79072805 | 1993 | { |
a0d0e21e LW |
1994 | dSP; |
1995 | SV *tmpsv = POPs; | |
1996 | HV *hv = (HV*)POPs; | |
a0d0e21e LW |
1997 | STRLEN len; |
1998 | if (SvTYPE(hv) != SVt_PVHV) { | |
1999 | DIE("Not a HASH reference"); | |
2000 | } | |
f12c7020 | 2001 | if (hv_exists_ent(hv, tmpsv, 0)) |
a0d0e21e LW |
2002 | RETPUSHYES; |
2003 | RETPUSHNO; | |
2004 | } | |
79072805 | 2005 | |
a0d0e21e LW |
2006 | PP(pp_hslice) |
2007 | { | |
2008 | dSP; dMARK; dORIGMARK; | |
f12c7020 | 2009 | register HE *he; |
a0d0e21e LW |
2010 | register HV *hv = (HV*)POPs; |
2011 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 2012 | |
a0d0e21e LW |
2013 | if (SvTYPE(hv) == SVt_PVHV) { |
2014 | while (++MARK <= SP) { | |
f12c7020 | 2015 | SV *keysv = *MARK; |
79072805 | 2016 | |
f12c7020 | 2017 | he = hv_fetch_ent(hv, keysv, lval, 0); |
a0d0e21e | 2018 | if (lval) { |
f12c7020 | 2019 | if (!he || HeVAL(he) == &sv_undef) |
2020 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 2021 | if (op->op_private & OPpLVAL_INTRO) |
f12c7020 | 2022 | save_svref(&HeVAL(he)); |
93a17b20 | 2023 | } |
f12c7020 | 2024 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
2025 | } |
2026 | } | |
a0d0e21e LW |
2027 | if (GIMME != G_ARRAY) { |
2028 | MARK = ORIGMARK; | |
2029 | *++MARK = *SP; | |
2030 | SP = MARK; | |
79072805 | 2031 | } |
a0d0e21e LW |
2032 | RETURN; |
2033 | } | |
2034 | ||
2035 | /* List operators. */ | |
2036 | ||
2037 | PP(pp_list) | |
2038 | { | |
2039 | dSP; dMARK; | |
2040 | if (GIMME != G_ARRAY) { | |
2041 | if (++MARK <= SP) | |
2042 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2043 | else |
a0d0e21e LW |
2044 | *MARK = &sv_undef; |
2045 | SP = MARK; | |
79072805 | 2046 | } |
a0d0e21e | 2047 | RETURN; |
79072805 LW |
2048 | } |
2049 | ||
a0d0e21e | 2050 | PP(pp_lslice) |
79072805 LW |
2051 | { |
2052 | dSP; | |
a0d0e21e LW |
2053 | SV **lastrelem = stack_sp; |
2054 | SV **lastlelem = stack_base + POPMARK; | |
2055 | SV **firstlelem = stack_base + POPMARK + 1; | |
2056 | register SV **firstrelem = lastlelem + 1; | |
2057 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2058 | I32 lval = op->op_flags & OPf_MOD; |
2059 | I32 is_something_there = lval; | |
79072805 | 2060 | |
a0d0e21e LW |
2061 | register I32 max = lastrelem - lastlelem; |
2062 | register SV **lelem; | |
2063 | register I32 ix; | |
2064 | ||
2065 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2066 | ix = SvIVx(*lastlelem); |
2067 | if (ix < 0) | |
2068 | ix += max; | |
2069 | else | |
2070 | ix -= arybase; | |
a0d0e21e LW |
2071 | if (ix < 0 || ix >= max) |
2072 | *firstlelem = &sv_undef; | |
2073 | else | |
2074 | *firstlelem = firstrelem[ix]; | |
2075 | SP = firstlelem; | |
2076 | RETURN; | |
2077 | } | |
2078 | ||
2079 | if (max == 0) { | |
2080 | SP = firstlelem - 1; | |
2081 | RETURN; | |
2082 | } | |
2083 | ||
2084 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2085 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2086 | if (ix < 0) { |
2087 | ix += max; | |
2088 | if (ix < 0) | |
2089 | *lelem = &sv_undef; | |
2090 | else if (!(*lelem = firstrelem[ix])) | |
2091 | *lelem = &sv_undef; | |
79072805 | 2092 | } |
748a9306 LW |
2093 | else { |
2094 | ix -= arybase; | |
2095 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2096 | *lelem = &sv_undef; | |
2097 | } | |
4633a7c4 LW |
2098 | if (!is_something_there && (SvOKp(*lelem) || SvGMAGICAL(*lelem))) |
2099 | is_something_there = TRUE; | |
79072805 | 2100 | } |
4633a7c4 LW |
2101 | if (is_something_there) |
2102 | SP = lastlelem; | |
2103 | else | |
2104 | SP = firstlelem - 1; | |
79072805 LW |
2105 | RETURN; |
2106 | } | |
2107 | ||
a0d0e21e LW |
2108 | PP(pp_anonlist) |
2109 | { | |
2110 | dSP; dMARK; | |
2111 | I32 items = SP - MARK; | |
2112 | SP = MARK; | |
2113 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
2114 | RETURN; | |
2115 | } | |
2116 | ||
2117 | PP(pp_anonhash) | |
79072805 LW |
2118 | { |
2119 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
2120 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2121 | ||
2122 | while (MARK < SP) { | |
2123 | SV* key = *++MARK; | |
a0d0e21e LW |
2124 | SV *val = NEWSV(46, 0); |
2125 | if (MARK < SP) | |
2126 | sv_setsv(val, *++MARK); | |
2127 | else | |
2128 | warn("Odd number of elements in hash list"); | |
f12c7020 | 2129 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2130 | } |
a0d0e21e LW |
2131 | SP = ORIGMARK; |
2132 | XPUSHs((SV*)hv); | |
79072805 LW |
2133 | RETURN; |
2134 | } | |
2135 | ||
a0d0e21e | 2136 | PP(pp_splice) |
79072805 | 2137 | { |
a0d0e21e LW |
2138 | dSP; dMARK; dORIGMARK; |
2139 | register AV *ary = (AV*)*++MARK; | |
2140 | register SV **src; | |
2141 | register SV **dst; | |
2142 | register I32 i; | |
2143 | register I32 offset; | |
2144 | register I32 length; | |
2145 | I32 newlen; | |
2146 | I32 after; | |
2147 | I32 diff; | |
2148 | SV **tmparyval = 0; | |
79072805 | 2149 | |
a0d0e21e | 2150 | SP++; |
79072805 | 2151 | |
a0d0e21e LW |
2152 | if (++MARK < SP) { |
2153 | offset = SvIVx(*MARK); | |
2154 | if (offset < 0) | |
2155 | offset += AvFILL(ary) + 1; | |
2156 | else | |
2157 | offset -= curcop->cop_arybase; | |
2158 | if (++MARK < SP) { | |
2159 | length = SvIVx(*MARK++); | |
2160 | if (length < 0) | |
2161 | length = 0; | |
79072805 LW |
2162 | } |
2163 | else | |
a0d0e21e | 2164 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2165 | } |
a0d0e21e LW |
2166 | else { |
2167 | offset = 0; | |
2168 | length = AvMAX(ary) + 1; | |
2169 | } | |
2170 | if (offset < 0) { | |
2171 | length += offset; | |
2172 | offset = 0; | |
2173 | if (length < 0) | |
2174 | length = 0; | |
2175 | } | |
2176 | if (offset > AvFILL(ary) + 1) | |
2177 | offset = AvFILL(ary) + 1; | |
2178 | after = AvFILL(ary) + 1 - (offset + length); | |
2179 | if (after < 0) { /* not that much array */ | |
2180 | length += after; /* offset+length now in array */ | |
2181 | after = 0; | |
2182 | if (!AvALLOC(ary)) | |
2183 | av_extend(ary, 0); | |
2184 | } | |
2185 | ||
2186 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2187 | ||
2188 | newlen = SP - MARK; | |
2189 | diff = newlen - length; | |
2190 | ||
2191 | if (diff < 0) { /* shrinking the area */ | |
2192 | if (newlen) { | |
2193 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2194 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2195 | } |
a0d0e21e LW |
2196 | |
2197 | MARK = ORIGMARK + 1; | |
2198 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2199 | MEXTEND(MARK, length); | |
2200 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2201 | if (AvREAL(ary)) { | |
bbce6d69 | 2202 | EXTEND_MORTAL(length); |
36477c24 | 2203 | for (i = length, dst = MARK; i; i--) { |
2204 | if (!SvIMMORTAL(*dst)) | |
2205 | sv_2mortal(*dst); /* free them eventualy */ | |
2206 | dst++; | |
2207 | } | |
a0d0e21e LW |
2208 | } |
2209 | MARK += length - 1; | |
79072805 | 2210 | } |
a0d0e21e LW |
2211 | else { |
2212 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2213 | if (AvREAL(ary)) { | |
36477c24 | 2214 | if (!SvIMMORTAL(*MARK)) |
2215 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2216 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2217 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2218 | } |
a0d0e21e LW |
2219 | } |
2220 | AvFILL(ary) += diff; | |
2221 | ||
2222 | /* pull up or down? */ | |
2223 | ||
2224 | if (offset < after) { /* easier to pull up */ | |
2225 | if (offset) { /* esp. if nothing to pull */ | |
2226 | src = &AvARRAY(ary)[offset-1]; | |
2227 | dst = src - diff; /* diff is negative */ | |
2228 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2229 | *dst-- = *src--; | |
79072805 | 2230 | } |
a0d0e21e LW |
2231 | dst = AvARRAY(ary); |
2232 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2233 | AvMAX(ary) += diff; | |
2234 | } | |
2235 | else { | |
2236 | if (after) { /* anything to pull down? */ | |
2237 | src = AvARRAY(ary) + offset + length; | |
2238 | dst = src + diff; /* diff is negative */ | |
2239 | Move(src, dst, after, SV*); | |
79072805 | 2240 | } |
a0d0e21e LW |
2241 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2242 | /* avoid later double free */ | |
2243 | } | |
2244 | i = -diff; | |
2245 | while (i) | |
2246 | dst[--i] = &sv_undef; | |
2247 | ||
2248 | if (newlen) { | |
2249 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2250 | newlen; newlen--) { | |
2251 | *dst = NEWSV(46, 0); | |
2252 | sv_setsv(*dst++, *src++); | |
79072805 | 2253 | } |
a0d0e21e LW |
2254 | Safefree(tmparyval); |
2255 | } | |
2256 | } | |
2257 | else { /* no, expanding (or same) */ | |
2258 | if (length) { | |
2259 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2260 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2261 | } | |
2262 | ||
2263 | if (diff > 0) { /* expanding */ | |
2264 | ||
2265 | /* push up or down? */ | |
2266 | ||
2267 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2268 | if (offset) { | |
2269 | src = AvARRAY(ary); | |
2270 | dst = src - diff; | |
2271 | Move(src, dst, offset, SV*); | |
79072805 | 2272 | } |
a0d0e21e LW |
2273 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2274 | AvMAX(ary) += diff; | |
2275 | AvFILL(ary) += diff; | |
79072805 LW |
2276 | } |
2277 | else { | |
a0d0e21e LW |
2278 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2279 | av_extend(ary, AvFILL(ary) + diff); | |
2280 | AvFILL(ary) += diff; | |
2281 | ||
2282 | if (after) { | |
2283 | dst = AvARRAY(ary) + AvFILL(ary); | |
2284 | src = dst - diff; | |
2285 | for (i = after; i; i--) { | |
2286 | *dst-- = *src--; | |
2287 | } | |
79072805 LW |
2288 | } |
2289 | } | |
a0d0e21e LW |
2290 | } |
2291 | ||
2292 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2293 | *dst = NEWSV(46, 0); | |
2294 | sv_setsv(*dst++, *src++); | |
2295 | } | |
2296 | MARK = ORIGMARK + 1; | |
2297 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2298 | if (length) { | |
2299 | Copy(tmparyval, MARK, length, SV*); | |
2300 | if (AvREAL(ary)) { | |
bbce6d69 | 2301 | EXTEND_MORTAL(length); |
36477c24 | 2302 | for (i = length, dst = MARK; i; i--) { |
2303 | if (!SvIMMORTAL(*dst)) | |
2304 | sv_2mortal(*dst); /* free them eventualy */ | |
2305 | dst++; | |
2306 | } | |
79072805 | 2307 | } |
a0d0e21e | 2308 | Safefree(tmparyval); |
79072805 | 2309 | } |
a0d0e21e LW |
2310 | MARK += length - 1; |
2311 | } | |
2312 | else if (length--) { | |
2313 | *MARK = tmparyval[length]; | |
2314 | if (AvREAL(ary)) { | |
36477c24 | 2315 | if (!SvIMMORTAL(*MARK)) |
2316 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2317 | while (length-- > 0) |
2318 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2319 | } |
a0d0e21e | 2320 | Safefree(tmparyval); |
79072805 | 2321 | } |
a0d0e21e LW |
2322 | else |
2323 | *MARK = &sv_undef; | |
79072805 | 2324 | } |
a0d0e21e | 2325 | SP = MARK; |
79072805 LW |
2326 | RETURN; |
2327 | } | |
2328 | ||
a0d0e21e | 2329 | PP(pp_push) |
79072805 LW |
2330 | { |
2331 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2332 | register AV *ary = (AV*)*++MARK; |
2333 | register SV *sv = &sv_undef; | |
79072805 | 2334 | |
a0d0e21e LW |
2335 | for (++MARK; MARK <= SP; MARK++) { |
2336 | sv = NEWSV(51, 0); | |
2337 | if (*MARK) | |
2338 | sv_setsv(sv, *MARK); | |
2339 | av_push(ary, sv); | |
79072805 LW |
2340 | } |
2341 | SP = ORIGMARK; | |
a0d0e21e | 2342 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2343 | RETURN; |
2344 | } | |
2345 | ||
a0d0e21e | 2346 | PP(pp_pop) |
79072805 LW |
2347 | { |
2348 | dSP; | |
a0d0e21e LW |
2349 | AV *av = (AV*)POPs; |
2350 | SV *sv = av_pop(av); | |
36477c24 | 2351 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2352 | (void)sv_2mortal(sv); |
2353 | PUSHs(sv); | |
79072805 | 2354 | RETURN; |
79072805 LW |
2355 | } |
2356 | ||
a0d0e21e | 2357 | PP(pp_shift) |
79072805 LW |
2358 | { |
2359 | dSP; | |
a0d0e21e LW |
2360 | AV *av = (AV*)POPs; |
2361 | SV *sv = av_shift(av); | |
79072805 | 2362 | EXTEND(SP, 1); |
a0d0e21e | 2363 | if (!sv) |
79072805 | 2364 | RETPUSHUNDEF; |
36477c24 | 2365 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2366 | (void)sv_2mortal(sv); |
2367 | PUSHs(sv); | |
79072805 | 2368 | RETURN; |
79072805 LW |
2369 | } |
2370 | ||
a0d0e21e | 2371 | PP(pp_unshift) |
79072805 | 2372 | { |
a0d0e21e LW |
2373 | dSP; dMARK; dORIGMARK; dTARGET; |
2374 | register AV *ary = (AV*)*++MARK; | |
2375 | register SV *sv; | |
2376 | register I32 i = 0; | |
79072805 | 2377 | |
a0d0e21e LW |
2378 | av_unshift(ary, SP - MARK); |
2379 | while (MARK < SP) { | |
2380 | sv = NEWSV(27, 0); | |
2381 | sv_setsv(sv, *++MARK); | |
2382 | (void)av_store(ary, i++, sv); | |
79072805 | 2383 | } |
79072805 | 2384 | |
a0d0e21e LW |
2385 | SP = ORIGMARK; |
2386 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2387 | RETURN; |
79072805 LW |
2388 | } |
2389 | ||
a0d0e21e | 2390 | PP(pp_reverse) |
79072805 | 2391 | { |
a0d0e21e LW |
2392 | dSP; dMARK; |
2393 | register SV *tmp; | |
2394 | SV **oldsp = SP; | |
79072805 | 2395 | |
a0d0e21e LW |
2396 | if (GIMME == G_ARRAY) { |
2397 | MARK++; | |
2398 | while (MARK < SP) { | |
2399 | tmp = *MARK; | |
2400 | *MARK++ = *SP; | |
2401 | *SP-- = tmp; | |
2402 | } | |
2403 | SP = oldsp; | |
79072805 LW |
2404 | } |
2405 | else { | |
a0d0e21e LW |
2406 | register char *up; |
2407 | register char *down; | |
2408 | register I32 tmp; | |
2409 | dTARGET; | |
2410 | STRLEN len; | |
79072805 | 2411 | |
a0d0e21e LW |
2412 | if (SP - MARK > 1) |
2413 | do_join(TARG, &sv_no, MARK, SP); | |
2414 | else | |
2415 | sv_setsv(TARG, *SP); | |
2416 | up = SvPV_force(TARG, len); | |
2417 | if (len > 1) { | |
2418 | down = SvPVX(TARG) + len - 1; | |
2419 | while (down > up) { | |
2420 | tmp = *up; | |
2421 | *up++ = *down; | |
2422 | *down-- = tmp; | |
2423 | } | |
2424 | (void)SvPOK_only(TARG); | |
79072805 | 2425 | } |
a0d0e21e LW |
2426 | SP = MARK + 1; |
2427 | SETTARG; | |
79072805 | 2428 | } |
a0d0e21e | 2429 | RETURN; |
79072805 LW |
2430 | } |
2431 | ||
55497cff | 2432 | static SV * |
2433 | mul128(sv, m) | |
2434 | SV *sv; | |
2435 | U8 m; | |
2436 | { | |
2437 | STRLEN len; | |
2438 | char *s = SvPV(sv, len); | |
2439 | char *t; | |
2440 | U32 i = 0; | |
2441 | ||
2442 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
2443 | SV *new = newSVpv("0000000000", 10); | |
2444 | ||
2445 | sv_catsv(new, sv); | |
2446 | SvREFCNT_dec(sv); /* free old sv */ | |
2447 | sv = new; | |
2448 | s = SvPV(sv, len); | |
2449 | } | |
2450 | t = s + len - 1; | |
2451 | while (!*t) /* trailing '\0'? */ | |
2452 | t--; | |
2453 | while (t > s) { | |
2454 | i = ((*t - '0') << 7) + m; | |
2455 | *(t--) = '0' + (i % 10); | |
2456 | m = i / 10; | |
2457 | } | |
2458 | return (sv); | |
2459 | } | |
2460 | ||
a0d0e21e LW |
2461 | /* Explosives and implosives. */ |
2462 | ||
2463 | PP(pp_unpack) | |
79072805 LW |
2464 | { |
2465 | dSP; | |
a0d0e21e | 2466 | dPOPPOPssrl; |
36477c24 | 2467 | SV **oldsp = sp; |
ed6116ce | 2468 | SV *sv; |
a0d0e21e LW |
2469 | STRLEN llen; |
2470 | STRLEN rlen; | |
2471 | register char *pat = SvPV(left, llen); | |
2472 | register char *s = SvPV(right, rlen); | |
2473 | char *strend = s + rlen; | |
2474 | char *strbeg = s; | |
2475 | register char *patend = pat + llen; | |
2476 | I32 datumtype; | |
2477 | register I32 len; | |
2478 | register I32 bits; | |
79072805 | 2479 | |
a0d0e21e LW |
2480 | /* These must not be in registers: */ |
2481 | I16 ashort; | |
2482 | int aint; | |
2483 | I32 along; | |
ecfc5424 AD |
2484 | #ifdef HAS_QUAD |
2485 | Quad_t aquad; | |
a0d0e21e LW |
2486 | #endif |
2487 | U16 aushort; | |
2488 | unsigned int auint; | |
2489 | U32 aulong; | |
ecfc5424 AD |
2490 | #ifdef HAS_QUAD |
2491 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2492 | #endif |
2493 | char *aptr; | |
2494 | float afloat; | |
2495 | double adouble; | |
2496 | I32 checksum = 0; | |
2497 | register U32 culong; | |
2498 | double cdouble; | |
2499 | static char* bitcount = 0; | |
79072805 | 2500 | |
a0d0e21e LW |
2501 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2502 | /*SUPPRESS 530*/ | |
2503 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2504 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2505 | patend++; |
2506 | while (isDIGIT(*patend) || *patend == '*') | |
2507 | patend++; | |
2508 | } | |
2509 | else | |
2510 | patend++; | |
79072805 | 2511 | } |
a0d0e21e LW |
2512 | while (pat < patend) { |
2513 | reparse: | |
2514 | datumtype = *pat++; | |
2515 | if (pat >= patend) | |
2516 | len = 1; | |
2517 | else if (*pat == '*') { | |
2518 | len = strend - strbeg; /* long enough */ | |
2519 | pat++; | |
2520 | } | |
2521 | else if (isDIGIT(*pat)) { | |
2522 | len = *pat++ - '0'; | |
2523 | while (isDIGIT(*pat)) | |
2524 | len = (len * 10) + (*pat++ - '0'); | |
2525 | } | |
2526 | else | |
2527 | len = (datumtype != '@'); | |
2528 | switch(datumtype) { | |
2529 | default: | |
2530 | break; | |
2531 | case '%': | |
2532 | if (len == 1 && pat[-1] != '1') | |
2533 | len = 16; | |
2534 | checksum = len; | |
2535 | culong = 0; | |
2536 | cdouble = 0; | |
2537 | if (pat < patend) | |
2538 | goto reparse; | |
2539 | break; | |
2540 | case '@': | |
2541 | if (len > strend - strbeg) | |
2542 | DIE("@ outside of string"); | |
2543 | s = strbeg + len; | |
2544 | break; | |
2545 | case 'X': | |
2546 | if (len > s - strbeg) | |
2547 | DIE("X outside of string"); | |
2548 | s -= len; | |
2549 | break; | |
2550 | case 'x': | |
2551 | if (len > strend - s) | |
2552 | DIE("x outside of string"); | |
2553 | s += len; | |
2554 | break; | |
2555 | case 'A': | |
2556 | case 'a': | |
2557 | if (len > strend - s) | |
2558 | len = strend - s; | |
2559 | if (checksum) | |
2560 | goto uchar_checksum; | |
2561 | sv = NEWSV(35, len); | |
2562 | sv_setpvn(sv, s, len); | |
2563 | s += len; | |
2564 | if (datumtype == 'A') { | |
2565 | aptr = s; /* borrow register */ | |
2566 | s = SvPVX(sv) + len - 1; | |
2567 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2568 | s--; | |
2569 | *++s = '\0'; | |
2570 | SvCUR_set(sv, s - SvPVX(sv)); | |
2571 | s = aptr; /* unborrow register */ | |
2572 | } | |
2573 | XPUSHs(sv_2mortal(sv)); | |
2574 | break; | |
2575 | case 'B': | |
2576 | case 'b': | |
2577 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2578 | len = (strend - s) * 8; | |
2579 | if (checksum) { | |
2580 | if (!bitcount) { | |
2581 | Newz(601, bitcount, 256, char); | |
2582 | for (bits = 1; bits < 256; bits++) { | |
2583 | if (bits & 1) bitcount[bits]++; | |
2584 | if (bits & 2) bitcount[bits]++; | |
2585 | if (bits & 4) bitcount[bits]++; | |
2586 | if (bits & 8) bitcount[bits]++; | |
2587 | if (bits & 16) bitcount[bits]++; | |
2588 | if (bits & 32) bitcount[bits]++; | |
2589 | if (bits & 64) bitcount[bits]++; | |
2590 | if (bits & 128) bitcount[bits]++; | |
2591 | } | |
2592 | } | |
2593 | while (len >= 8) { | |
2594 | culong += bitcount[*(unsigned char*)s++]; | |
2595 | len -= 8; | |
2596 | } | |
2597 | if (len) { | |
2598 | bits = *s; | |
2599 | if (datumtype == 'b') { | |
2600 | while (len-- > 0) { | |
2601 | if (bits & 1) culong++; | |
2602 | bits >>= 1; | |
2603 | } | |
2604 | } | |
2605 | else { | |
2606 | while (len-- > 0) { | |
2607 | if (bits & 128) culong++; | |
2608 | bits <<= 1; | |
2609 | } | |
2610 | } | |
2611 | } | |
79072805 LW |
2612 | break; |
2613 | } | |
a0d0e21e LW |
2614 | sv = NEWSV(35, len + 1); |
2615 | SvCUR_set(sv, len); | |
2616 | SvPOK_on(sv); | |
2617 | aptr = pat; /* borrow register */ | |
2618 | pat = SvPVX(sv); | |
2619 | if (datumtype == 'b') { | |
2620 | aint = len; | |
2621 | for (len = 0; len < aint; len++) { | |
2622 | if (len & 7) /*SUPPRESS 595*/ | |
2623 | bits >>= 1; | |
2624 | else | |
2625 | bits = *s++; | |
2626 | *pat++ = '0' + (bits & 1); | |
2627 | } | |
2628 | } | |
2629 | else { | |
2630 | aint = len; | |
2631 | for (len = 0; len < aint; len++) { | |
2632 | if (len & 7) | |
2633 | bits <<= 1; | |
2634 | else | |
2635 | bits = *s++; | |
2636 | *pat++ = '0' + ((bits & 128) != 0); | |
2637 | } | |
2638 | } | |
2639 | *pat = '\0'; | |
2640 | pat = aptr; /* unborrow register */ | |
2641 | XPUSHs(sv_2mortal(sv)); | |
2642 | break; | |
2643 | case 'H': | |
2644 | case 'h': | |
2645 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2646 | len = (strend - s) * 2; | |
2647 | sv = NEWSV(35, len + 1); | |
2648 | SvCUR_set(sv, len); | |
2649 | SvPOK_on(sv); | |
2650 | aptr = pat; /* borrow register */ | |
2651 | pat = SvPVX(sv); | |
2652 | if (datumtype == 'h') { | |
2653 | aint = len; | |
2654 | for (len = 0; len < aint; len++) { | |
2655 | if (len & 1) | |
2656 | bits >>= 4; | |
2657 | else | |
2658 | bits = *s++; | |
2659 | *pat++ = hexdigit[bits & 15]; | |
2660 | } | |
2661 | } | |
2662 | else { | |
2663 | aint = len; | |
2664 | for (len = 0; len < aint; len++) { | |
2665 | if (len & 1) | |
2666 | bits <<= 4; | |
2667 | else | |
2668 | bits = *s++; | |
2669 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2670 | } | |
2671 | } | |
2672 | *pat = '\0'; | |
2673 | pat = aptr; /* unborrow register */ | |
2674 | XPUSHs(sv_2mortal(sv)); | |
2675 | break; | |
2676 | case 'c': | |
2677 | if (len > strend - s) | |
2678 | len = strend - s; | |
2679 | if (checksum) { | |
2680 | while (len-- > 0) { | |
2681 | aint = *s++; | |
2682 | if (aint >= 128) /* fake up signed chars */ | |
2683 | aint -= 256; | |
2684 | culong += aint; | |
2685 | } | |
2686 | } | |
2687 | else { | |
2688 | EXTEND(SP, len); | |
bbce6d69 | 2689 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2690 | while (len-- > 0) { |
2691 | aint = *s++; | |
2692 | if (aint >= 128) /* fake up signed chars */ | |
2693 | aint -= 256; | |
2694 | sv = NEWSV(36, 0); | |
2695 | sv_setiv(sv, (I32)aint); | |
2696 | PUSHs(sv_2mortal(sv)); | |
2697 | } | |
2698 | } | |
2699 | break; | |
2700 | case 'C': | |
2701 | if (len > strend - s) | |
2702 | len = strend - s; | |
2703 | if (checksum) { | |
2704 | uchar_checksum: | |
2705 | while (len-- > 0) { | |
2706 | auint = *s++ & 255; | |
2707 | culong += auint; | |
2708 | } | |
2709 | } | |
2710 | else { | |
2711 | EXTEND(SP, len); | |
bbce6d69 | 2712 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2713 | while (len-- > 0) { |
2714 | auint = *s++ & 255; | |
2715 | sv = NEWSV(37, 0); | |
2716 | sv_setiv(sv, (I32)auint); | |
2717 | PUSHs(sv_2mortal(sv)); | |
2718 | } | |
2719 | } | |
2720 | break; | |
2721 | case 's': | |
2722 | along = (strend - s) / sizeof(I16); | |
2723 | if (len > along) | |
2724 | len = along; | |
2725 | if (checksum) { | |
2726 | while (len-- > 0) { | |
2727 | Copy(s, &ashort, 1, I16); | |
2728 | s += sizeof(I16); | |
2729 | culong += ashort; | |
2730 | } | |
2731 | } | |
2732 | else { | |
2733 | EXTEND(SP, len); | |
bbce6d69 | 2734 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2735 | while (len-- > 0) { |
2736 | Copy(s, &ashort, 1, I16); | |
2737 | s += sizeof(I16); | |
2738 | sv = NEWSV(38, 0); | |
2739 | sv_setiv(sv, (I32)ashort); | |
2740 | PUSHs(sv_2mortal(sv)); | |
2741 | } | |
2742 | } | |
2743 | break; | |
2744 | case 'v': | |
2745 | case 'n': | |
2746 | case 'S': | |
2747 | along = (strend - s) / sizeof(U16); | |
2748 | if (len > along) | |
2749 | len = along; | |
2750 | if (checksum) { | |
2751 | while (len-- > 0) { | |
2752 | Copy(s, &aushort, 1, U16); | |
2753 | s += sizeof(U16); | |
2754 | #ifdef HAS_NTOHS | |
2755 | if (datumtype == 'n') | |
2756 | aushort = ntohs(aushort); | |
79072805 | 2757 | #endif |
a0d0e21e LW |
2758 | #ifdef HAS_VTOHS |
2759 | if (datumtype == 'v') | |
2760 | aushort = vtohs(aushort); | |
79072805 | 2761 | #endif |
a0d0e21e LW |
2762 | culong += aushort; |
2763 | } | |
2764 | } | |
2765 | else { | |
2766 | EXTEND(SP, len); | |
bbce6d69 | 2767 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2768 | while (len-- > 0) { |
2769 | Copy(s, &aushort, 1, U16); | |
2770 | s += sizeof(U16); | |
2771 | sv = NEWSV(39, 0); | |
2772 | #ifdef HAS_NTOHS | |
2773 | if (datumtype == 'n') | |
2774 | aushort = ntohs(aushort); | |
79072805 | 2775 | #endif |
a0d0e21e LW |
2776 | #ifdef HAS_VTOHS |
2777 | if (datumtype == 'v') | |
2778 | aushort = vtohs(aushort); | |
79072805 | 2779 | #endif |
a0d0e21e LW |
2780 | sv_setiv(sv, (I32)aushort); |
2781 | PUSHs(sv_2mortal(sv)); | |
2782 | } | |
2783 | } | |
2784 | break; | |
2785 | case 'i': | |
2786 | along = (strend - s) / sizeof(int); | |
2787 | if (len > along) | |
2788 | len = along; | |
2789 | if (checksum) { | |
2790 | while (len-- > 0) { | |
2791 | Copy(s, &aint, 1, int); | |
2792 | s += sizeof(int); | |
2793 | if (checksum > 32) | |
2794 | cdouble += (double)aint; | |
2795 | else | |
2796 | culong += aint; | |
2797 | } | |
2798 | } | |
2799 | else { | |
2800 | EXTEND(SP, len); | |
bbce6d69 | 2801 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2802 | while (len-- > 0) { |
2803 | Copy(s, &aint, 1, int); | |
2804 | s += sizeof(int); | |
2805 | sv = NEWSV(40, 0); | |
2806 | sv_setiv(sv, (I32)aint); | |
2807 | PUSHs(sv_2mortal(sv)); | |
2808 | } | |
2809 | } | |
2810 | break; | |
2811 | case 'I': | |
2812 | along = (strend - s) / sizeof(unsigned int); | |
2813 | if (len > along) | |
2814 | len = along; | |
2815 | if (checksum) { | |
2816 | while (len-- > 0) { | |
2817 | Copy(s, &auint, 1, unsigned int); | |
2818 | s += sizeof(unsigned int); | |
2819 | if (checksum > 32) | |
2820 | cdouble += (double)auint; | |
2821 | else | |
2822 | culong += auint; | |
2823 | } | |
2824 | } | |
2825 | else { | |
2826 | EXTEND(SP, len); | |
bbce6d69 | 2827 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2828 | while (len-- > 0) { |
2829 | Copy(s, &auint, 1, unsigned int); | |
2830 | s += sizeof(unsigned int); | |
2831 | sv = NEWSV(41, 0); | |
1e11cddc | 2832 | if (auint <= I32_MAX) |
2833 | sv_setiv(sv, (I32)auint); | |
2834 | else | |
2835 | sv_setnv(sv, (double)auint); | |
a0d0e21e LW |
2836 | PUSHs(sv_2mortal(sv)); |
2837 | } | |
2838 | } | |
2839 | break; | |
2840 | case 'l': | |
2841 | along = (strend - s) / sizeof(I32); | |
2842 | if (len > along) | |
2843 | len = along; | |
2844 | if (checksum) { | |
2845 | while (len-- > 0) { | |
2846 | Copy(s, &along, 1, I32); | |
2847 | s += sizeof(I32); | |
2848 | if (checksum > 32) | |
2849 | cdouble += (double)along; | |
2850 | else | |
2851 | culong += along; | |
2852 | } | |
2853 | } | |
2854 | else { | |
2855 | EXTEND(SP, len); | |
bbce6d69 | 2856 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2857 | while (len-- > 0) { |
2858 | Copy(s, &along, 1, I32); | |
2859 | s += sizeof(I32); | |
2860 | sv = NEWSV(42, 0); | |
2861 | sv_setiv(sv, (I32)along); | |
2862 | PUSHs(sv_2mortal(sv)); | |
2863 | } | |
79072805 | 2864 | } |
a0d0e21e LW |
2865 | break; |
2866 | case 'V': | |
2867 | case 'N': | |
2868 | case 'L': | |
2869 | along = (strend - s) / sizeof(U32); | |
2870 | if (len > along) | |
2871 | len = along; | |
2872 | if (checksum) { | |
2873 | while (len-- > 0) { | |
2874 | Copy(s, &aulong, 1, U32); | |
2875 | s += sizeof(U32); | |
2876 | #ifdef HAS_NTOHL | |
2877 | if (datumtype == 'N') | |
2878 | aulong = ntohl(aulong); | |
79072805 | 2879 | #endif |
a0d0e21e LW |
2880 | #ifdef HAS_VTOHL |
2881 | if (datumtype == 'V') | |
2882 | aulong = vtohl(aulong); | |
79072805 | 2883 | #endif |
a0d0e21e LW |
2884 | if (checksum > 32) |
2885 | cdouble += (double)aulong; | |
2886 | else | |
2887 | culong += aulong; | |
2888 | } | |
2889 | } | |
2890 | else { | |
2891 | EXTEND(SP, len); | |
bbce6d69 | 2892 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2893 | while (len-- > 0) { |
2894 | Copy(s, &aulong, 1, U32); | |
2895 | s += sizeof(U32); | |
2896 | sv = NEWSV(43, 0); | |
2897 | #ifdef HAS_NTOHL | |
2898 | if (datumtype == 'N') | |
2899 | aulong = ntohl(aulong); | |
79072805 | 2900 | #endif |
a0d0e21e LW |
2901 | #ifdef HAS_VTOHL |
2902 | if (datumtype == 'V') | |
2903 | aulong = vtohl(aulong); | |
79072805 | 2904 | #endif |
a0d0e21e LW |
2905 | sv_setnv(sv, (double)aulong); |
2906 | PUSHs(sv_2mortal(sv)); | |
2907 | } | |
2908 | } | |
2909 | break; | |
2910 | case 'p': | |
2911 | along = (strend - s) / sizeof(char*); | |
2912 | if (len > along) | |
2913 | len = along; | |
2914 | EXTEND(SP, len); | |
bbce6d69 | 2915 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2916 | while (len-- > 0) { |
2917 | if (sizeof(char*) > strend - s) | |
2918 | break; | |
2919 | else { | |
2920 | Copy(s, &aptr, 1, char*); | |
2921 | s += sizeof(char*); | |
2922 | } | |
2923 | sv = NEWSV(44, 0); | |
2924 | if (aptr) | |
2925 | sv_setpv(sv, aptr); | |
2926 | PUSHs(sv_2mortal(sv)); | |
2927 | } | |
2928 | break; | |
def98dd4 | 2929 | case 'w': |
def98dd4 | 2930 | EXTEND(SP, len); |
bbce6d69 | 2931 | EXTEND_MORTAL(len); |
2932 | { | |
2933 | UV auv = 0; | |
2934 | U32 bytes = 0; | |
2935 | ||
2936 | while ((len > 0) && (s < strend)) { | |
2937 | auv = (auv << 7) | (*s & 0x7f); | |
2938 | if (!(*s++ & 0x80)) { | |
2939 | bytes = 0; | |
2940 | sv = NEWSV(40, 0); | |
2941 | sv_setuv(sv, auv); | |
2942 | PUSHs(sv_2mortal(sv)); | |
2943 | len--; | |
2944 | auv = 0; | |
2945 | } | |
2946 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
2947 | char decn[sizeof(UV) * 3 + 1]; | |
2948 | char *t; | |
2949 | ||
2950 | (void) sprintf(decn, "%0*ld", sizeof(decn) - 1, auv); | |
2951 | sv = newSVpv(decn, 0); | |
2952 | while (s < strend) { | |
2953 | sv = mul128(sv, *s & 0x7f); | |
2954 | if (!(*s++ & 0x80)) { | |
2955 | bytes = 0; | |
2956 | break; | |
2957 | } | |
2958 | } | |
2959 | t = SvPV(sv, na); | |
2960 | while (*t == '0') | |
2961 | t++; | |
2962 | sv_chop(sv, t); | |
2963 | PUSHs(sv_2mortal(sv)); | |
2964 | len--; | |
2965 | auv = 0; | |
2966 | } | |
2967 | } | |
2968 | if ((s >= strend) && bytes) | |
2969 | croak("Unterminated compressed integer"); | |
2970 | } | |
def98dd4 | 2971 | break; |
a0d0e21e LW |
2972 | case 'P': |
2973 | EXTEND(SP, 1); | |
2974 | if (sizeof(char*) > strend - s) | |
2975 | break; | |
2976 | else { | |
2977 | Copy(s, &aptr, 1, char*); | |
2978 | s += sizeof(char*); | |
2979 | } | |
2980 | sv = NEWSV(44, 0); | |
2981 | if (aptr) | |
2982 | sv_setpvn(sv, aptr, len); | |
2983 | PUSHs(sv_2mortal(sv)); | |
2984 | break; | |
ecfc5424 | 2985 | #ifdef HAS_QUAD |
a0d0e21e LW |
2986 | case 'q': |
2987 | EXTEND(SP, len); | |
bbce6d69 | 2988 | EXTEND_MORTAL(len); |
a0d0e21e | 2989 | while (len-- > 0) { |
ecfc5424 | 2990 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2991 | aquad = 0; |
2992 | else { | |
ecfc5424 AD |
2993 | Copy(s, &aquad, 1, Quad_t); |
2994 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2995 | } |
2996 | sv = NEWSV(42, 0); | |
2997 | sv_setiv(sv, (IV)aquad); | |
2998 | PUSHs(sv_2mortal(sv)); | |
2999 | } | |
3000 | break; | |
3001 | case 'Q': | |
3002 | EXTEND(SP, len); | |
bbce6d69 | 3003 | EXTEND_MORTAL(len); |
a0d0e21e | 3004 | while (len-- > 0) { |
ecfc5424 | 3005 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
3006 | auquad = 0; |
3007 | else { | |
ecfc5424 AD |
3008 | Copy(s, &auquad, 1, unsigned Quad_t); |
3009 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
3010 | } |
3011 | sv = NEWSV(43, 0); | |
3012 | sv_setiv(sv, (IV)auquad); | |
3013 | PUSHs(sv_2mortal(sv)); | |
3014 | } | |
3015 | break; | |
79072805 | 3016 | #endif |
a0d0e21e LW |
3017 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
3018 | case 'f': | |
3019 | case 'F': | |
3020 | along = (strend - s) / sizeof(float); | |
3021 | if (len > along) | |
3022 | len = along; | |
3023 | if (checksum) { | |
3024 | while (len-- > 0) { | |
3025 | Copy(s, &afloat, 1, float); | |
3026 | s += sizeof(float); | |
3027 | cdouble += afloat; | |
3028 | } | |
3029 | } | |
3030 | else { | |
3031 | EXTEND(SP, len); | |
bbce6d69 | 3032 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3033 | while (len-- > 0) { |
3034 | Copy(s, &afloat, 1, float); | |
3035 | s += sizeof(float); | |
3036 | sv = NEWSV(47, 0); | |
3037 | sv_setnv(sv, (double)afloat); | |
3038 | PUSHs(sv_2mortal(sv)); | |
3039 | } | |
3040 | } | |
3041 | break; | |
3042 | case 'd': | |
3043 | case 'D': | |
3044 | along = (strend - s) / sizeof(double); | |
3045 | if (len > along) | |
3046 | len = along; | |
3047 | if (checksum) { | |
3048 | while (len-- > 0) { | |
3049 | Copy(s, &adouble, 1, double); | |
3050 | s += sizeof(double); | |
3051 | cdouble += adouble; | |
3052 | } | |
3053 | } | |
3054 | else { | |
3055 | EXTEND(SP, len); | |
bbce6d69 | 3056 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3057 | while (len-- > 0) { |
3058 | Copy(s, &adouble, 1, double); | |
3059 | s += sizeof(double); | |
3060 | sv = NEWSV(48, 0); | |
3061 | sv_setnv(sv, (double)adouble); | |
3062 | PUSHs(sv_2mortal(sv)); | |
3063 | } | |
3064 | } | |
3065 | break; | |
3066 | case 'u': | |
3067 | along = (strend - s) * 3 / 4; | |
3068 | sv = NEWSV(42, along); | |
f12c7020 | 3069 | if (along) |
3070 | SvPOK_on(sv); | |
a0d0e21e LW |
3071 | while (s < strend && *s > ' ' && *s < 'a') { |
3072 | I32 a, b, c, d; | |
3073 | char hunk[4]; | |
79072805 | 3074 | |
a0d0e21e LW |
3075 | hunk[3] = '\0'; |
3076 | len = (*s++ - ' ') & 077; | |
3077 | while (len > 0) { | |
3078 | if (s < strend && *s >= ' ') | |
3079 | a = (*s++ - ' ') & 077; | |
3080 | else | |
3081 | a = 0; | |
3082 | if (s < strend && *s >= ' ') | |
3083 | b = (*s++ - ' ') & 077; | |
3084 | else | |
3085 | b = 0; | |
3086 | if (s < strend && *s >= ' ') | |
3087 | c = (*s++ - ' ') & 077; | |
3088 | else | |
3089 | c = 0; | |
3090 | if (s < strend && *s >= ' ') | |
3091 | d = (*s++ - ' ') & 077; | |
3092 | else | |
3093 | d = 0; | |
3094 | hunk[0] = a << 2 | b >> 4; | |
3095 | hunk[1] = b << 4 | c >> 2; | |
3096 | hunk[2] = c << 6 | d; | |
3097 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3098 | len -= 3; | |
3099 | } | |
3100 | if (*s == '\n') | |
3101 | s++; | |
3102 | else if (s[1] == '\n') /* possible checksum byte */ | |
3103 | s += 2; | |
79072805 | 3104 | } |
a0d0e21e LW |
3105 | XPUSHs(sv_2mortal(sv)); |
3106 | break; | |
79072805 | 3107 | } |
a0d0e21e LW |
3108 | if (checksum) { |
3109 | sv = NEWSV(42, 0); | |
3110 | if (strchr("fFdD", datumtype) || | |
3111 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3112 | double trouble; | |
79072805 | 3113 | |
a0d0e21e LW |
3114 | adouble = 1.0; |
3115 | while (checksum >= 16) { | |
3116 | checksum -= 16; | |
3117 | adouble *= 65536.0; | |
3118 | } | |
3119 | while (checksum >= 4) { | |
3120 | checksum -= 4; | |
3121 | adouble *= 16.0; | |
3122 | } | |
3123 | while (checksum--) | |
3124 | adouble *= 2.0; | |
3125 | along = (1 << checksum) - 1; | |
3126 | while (cdouble < 0.0) | |
3127 | cdouble += adouble; | |
3128 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3129 | sv_setnv(sv, cdouble); | |
3130 | } | |
3131 | else { | |
3132 | if (checksum < 32) { | |
3133 | along = (1 << checksum) - 1; | |
3134 | culong &= (U32)along; | |
3135 | } | |
3136 | sv_setnv(sv, (double)culong); | |
3137 | } | |
3138 | XPUSHs(sv_2mortal(sv)); | |
3139 | checksum = 0; | |
79072805 | 3140 | } |
79072805 | 3141 | } |
36477c24 | 3142 | if (sp == oldsp && GIMME != G_ARRAY) |
3143 | PUSHs(&sv_undef); | |
79072805 | 3144 | RETURN; |
79072805 LW |
3145 | } |
3146 | ||
a0d0e21e LW |
3147 | static void |
3148 | doencodes(sv, s, len) | |
3149 | register SV *sv; | |
3150 | register char *s; | |
3151 | register I32 len; | |
79072805 | 3152 | { |
a0d0e21e | 3153 | char hunk[5]; |
79072805 | 3154 | |
a0d0e21e LW |
3155 | *hunk = len + ' '; |
3156 | sv_catpvn(sv, hunk, 1); | |
3157 | hunk[4] = '\0'; | |
3158 | while (len > 0) { | |
3159 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3160 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3161 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3162 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3163 | sv_catpvn(sv, hunk, 4); | |
3164 | s += 3; | |
3165 | len -= 3; | |
3166 | } | |
3167 | for (s = SvPVX(sv); *s; s++) { | |
3168 | if (*s == ' ') | |
3169 | *s = '`'; | |
3170 | } | |
3171 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3172 | } |
3173 | ||
55497cff | 3174 | static SV * |
3175 | is_an_int(s, l) | |
3176 | char *s; | |
3177 | STRLEN l; | |
3178 | { | |
3179 | SV *result = newSVpv("", l); | |
3180 | char *result_c = SvPV(result, na); /* convenience */ | |
3181 | char *out = result_c; | |
3182 | bool skip = 1; | |
3183 | bool ignore = 0; | |
3184 | ||
3185 | while (*s) { | |
3186 | switch (*s) { | |
3187 | case ' ': | |
3188 | break; | |
3189 | case '+': | |
3190 | if (!skip) { | |
3191 | SvREFCNT_dec(result); | |
3192 | return (NULL); | |
3193 | } | |
3194 | break; | |
3195 | case '0': | |
3196 | case '1': | |
3197 | case '2': | |
3198 | case '3': | |
3199 | case '4': | |
3200 | case '5': | |
3201 | case '6': | |
3202 | case '7': | |
3203 | case '8': | |
3204 | case '9': | |
3205 | skip = 0; | |
3206 | if (!ignore) { | |
3207 | *(out++) = *s; | |
3208 | } | |
3209 | break; | |
3210 | case '.': | |
3211 | ignore = 1; | |
3212 | break; | |
3213 | default: | |
3214 | SvREFCNT_dec(result); | |
3215 | return (NULL); | |
3216 | } | |
3217 | s++; | |
3218 | } | |
3219 | *(out++) = '\0'; | |
3220 | SvCUR_set(result, out - result_c); | |
3221 | return (result); | |
3222 | } | |
3223 | ||
3224 | static int | |
3225 | div128(pnum, done) | |
3226 | SV *pnum; /* must be '\0' terminated */ | |
3227 | bool *done; | |
3228 | { | |
3229 | STRLEN len; | |
3230 | char *s = SvPV(pnum, len); | |
3231 | int m = 0; | |
3232 | int r = 0; | |
3233 | char *t = s; | |
3234 | ||
3235 | *done = 1; | |
3236 | while (*t) { | |
3237 | int i; | |
3238 | ||
3239 | i = m * 10 + (*t - '0'); | |
3240 | m = i & 0x7F; | |
3241 | r = (i >> 7); /* r < 10 */ | |
3242 | if (r) { | |
3243 | *done = 0; | |
3244 | } | |
3245 | *(t++) = '0' + r; | |
3246 | } | |
3247 | *(t++) = '\0'; | |
3248 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3249 | return (m); | |
3250 | } | |
3251 | ||
3252 | ||
a0d0e21e | 3253 | PP(pp_pack) |
79072805 | 3254 | { |
a0d0e21e LW |
3255 | dSP; dMARK; dORIGMARK; dTARGET; |
3256 | register SV *cat = TARG; | |
3257 | register I32 items; | |
3258 | STRLEN fromlen; | |
3259 | register char *pat = SvPVx(*++MARK, fromlen); | |
3260 | register char *patend = pat + fromlen; | |
3261 | register I32 len; | |
3262 | I32 datumtype; | |
3263 | SV *fromstr; | |
3264 | /*SUPPRESS 442*/ | |
3265 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3266 | static char *space10 = " "; | |
79072805 | 3267 | |
a0d0e21e LW |
3268 | /* These must not be in registers: */ |
3269 | char achar; | |
3270 | I16 ashort; | |
3271 | int aint; | |
3272 | unsigned int auint; | |
3273 | I32 along; | |
3274 | U32 aulong; | |
ecfc5424 AD |
3275 | #ifdef HAS_QUAD |
3276 | Quad_t aquad; | |
3277 | unsigned Quad_t auquad; | |
79072805 | 3278 | #endif |
a0d0e21e LW |
3279 | char *aptr; |
3280 | float afloat; | |
3281 | double adouble; | |
79072805 | 3282 | |
a0d0e21e LW |
3283 | items = SP - MARK; |
3284 | MARK++; | |
3285 | sv_setpvn(cat, "", 0); | |
3286 | while (pat < patend) { | |
3287 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
3288 | datumtype = *pat++; | |
3289 | if (*pat == '*') { | |
3290 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3291 | pat++; | |
3292 | } | |
3293 | else if (isDIGIT(*pat)) { | |
3294 | len = *pat++ - '0'; | |
3295 | while (isDIGIT(*pat)) | |
3296 | len = (len * 10) + (*pat++ - '0'); | |
3297 | } | |
3298 | else | |
3299 | len = 1; | |
3300 | switch(datumtype) { | |
3301 | default: | |
3302 | break; | |
3303 | case '%': | |
3304 | DIE("%% may only be used in unpack"); | |
3305 | case '@': | |
3306 | len -= SvCUR(cat); | |
3307 | if (len > 0) | |
3308 | goto grow; | |
3309 | len = -len; | |
3310 | if (len > 0) | |
3311 | goto shrink; | |
3312 | break; | |
3313 | case 'X': | |
3314 | shrink: | |
3315 | if (SvCUR(cat) < len) | |
3316 | DIE("X outside of string"); | |
3317 | SvCUR(cat) -= len; | |
3318 | *SvEND(cat) = '\0'; | |
3319 | break; | |
3320 | case 'x': | |
3321 | grow: | |
3322 | while (len >= 10) { | |
3323 | sv_catpvn(cat, null10, 10); | |
3324 | len -= 10; | |
3325 | } | |
3326 | sv_catpvn(cat, null10, len); | |
3327 | break; | |
3328 | case 'A': | |
3329 | case 'a': | |
3330 | fromstr = NEXTFROM; | |
3331 | aptr = SvPV(fromstr, fromlen); | |
3332 | if (pat[-1] == '*') | |
3333 | len = fromlen; | |
3334 | if (fromlen > len) | |
3335 | sv_catpvn(cat, aptr, len); | |
3336 | else { | |
3337 | sv_catpvn(cat, aptr, fromlen); | |
3338 | len -= fromlen; | |
3339 | if (datumtype == 'A') { | |
3340 | while (len >= 10) { | |
3341 | sv_catpvn(cat, space10, 10); | |
3342 | len -= 10; | |
3343 | } | |
3344 | sv_catpvn(cat, space10, len); | |
3345 | } | |
3346 | else { | |
3347 | while (len >= 10) { | |
3348 | sv_catpvn(cat, null10, 10); | |
3349 | len -= 10; | |
3350 | } | |
3351 | sv_catpvn(cat, null10, len); | |
3352 | } | |
3353 | } | |
3354 | break; | |
3355 | case 'B': | |
3356 | case 'b': | |
3357 | { | |
3358 | char *savepat = pat; | |
3359 | I32 saveitems; | |
79072805 | 3360 | |
a0d0e21e LW |
3361 | fromstr = NEXTFROM; |
3362 | saveitems = items; | |
3363 | aptr = SvPV(fromstr, fromlen); | |
3364 | if (pat[-1] == '*') | |
3365 | len = fromlen; | |
3366 | pat = aptr; | |
3367 | aint = SvCUR(cat); | |
3368 | SvCUR(cat) += (len+7)/8; | |
3369 | SvGROW(cat, SvCUR(cat) + 1); | |
3370 | aptr = SvPVX(cat) + aint; | |
3371 | if (len > fromlen) | |
3372 | len = fromlen; | |
3373 | aint = len; | |
3374 | items = 0; | |
3375 | if (datumtype == 'B') { | |
3376 | for (len = 0; len++ < aint;) { | |
3377 | items |= *pat++ & 1; | |
3378 | if (len & 7) | |
3379 | items <<= 1; | |
3380 | else { | |
3381 | *aptr++ = items & 0xff; | |
3382 | items = 0; | |
3383 | } | |
3384 | } | |
3385 | } | |
3386 | else { | |
3387 | for (len = 0; len++ < aint;) { | |
3388 | if (*pat++ & 1) | |
3389 | items |= 128; | |
3390 | if (len & 7) | |
3391 | items >>= 1; | |
3392 | else { | |
3393 | *aptr++ = items & 0xff; | |
3394 | items = 0; | |
3395 | } | |
3396 | } | |
3397 | } | |
3398 | if (aint & 7) { | |
3399 | if (datumtype == 'B') | |
3400 | items <<= 7 - (aint & 7); | |
3401 | else | |
3402 | items >>= 7 - (aint & 7); | |
3403 | *aptr++ = items & 0xff; | |
3404 | } | |
3405 | pat = SvPVX(cat) + SvCUR(cat); | |
3406 | while (aptr <= pat) | |
3407 | *aptr++ = '\0'; | |
79072805 | 3408 | |
a0d0e21e LW |
3409 | pat = savepat; |
3410 | items = saveitems; | |
3411 | } | |
3412 | break; | |
3413 | case 'H': | |
3414 | case 'h': | |
3415 | { | |
3416 | char *savepat = pat; | |
3417 | I32 saveitems; | |
79072805 | 3418 | |
a0d0e21e LW |
3419 | fromstr = NEXTFROM; |
3420 | saveitems = items; | |
3421 | aptr = SvPV(fromstr, fromlen); | |
3422 | if (pat[-1] == '*') | |
3423 | len = fromlen; | |
3424 | pat = aptr; | |
3425 | aint = SvCUR(cat); | |
3426 | SvCUR(cat) += (len+1)/2; | |
3427 | SvGROW(cat, SvCUR(cat) + 1); | |
3428 | aptr = SvPVX(cat) + aint; | |
3429 | if (len > fromlen) | |
3430 | len = fromlen; | |
3431 | aint = len; | |
3432 | items = 0; | |
3433 | if (datumtype == 'H') { | |
3434 | for (len = 0; len++ < aint;) { | |
3435 | if (isALPHA(*pat)) | |
3436 | items |= ((*pat++ & 15) + 9) & 15; | |
3437 | else | |
3438 | items |= *pat++ & 15; | |
3439 | if (len & 1) | |
3440 | items <<= 4; | |
3441 | else { | |
3442 | *aptr++ = items & 0xff; | |
3443 | items = 0; | |
3444 | } | |
3445 | } | |
3446 | } | |
3447 | else { | |
3448 | for (len = 0; len++ < aint;) { | |
3449 | if (isALPHA(*pat)) | |
3450 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3451 | else | |
3452 | items |= (*pat++ & 15) << 4; | |
3453 | if (len & 1) | |
3454 | items >>= 4; | |
3455 | else { | |
3456 | *aptr++ = items & 0xff; | |
3457 | items = 0; | |
3458 | } | |
3459 | } | |
3460 | } | |
3461 | if (aint & 1) | |
3462 | *aptr++ = items & 0xff; | |
3463 | pat = SvPVX(cat) + SvCUR(cat); | |
3464 | while (aptr <= pat) | |
3465 | *aptr++ = '\0'; | |
79072805 | 3466 | |
a0d0e21e LW |
3467 | pat = savepat; |
3468 | items = saveitems; | |
3469 | } | |
3470 | break; | |
3471 | case 'C': | |
3472 | case 'c': | |
3473 | while (len-- > 0) { | |
3474 | fromstr = NEXTFROM; | |
3475 | aint = SvIV(fromstr); | |
3476 | achar = aint; | |
3477 | sv_catpvn(cat, &achar, sizeof(char)); | |
3478 | } | |
3479 | break; | |
3480 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3481 | case 'f': | |
3482 | case 'F': | |
3483 | while (len-- > 0) { | |
3484 | fromstr = NEXTFROM; | |
3485 | afloat = (float)SvNV(fromstr); | |
3486 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3487 | } | |
3488 | break; | |
3489 | case 'd': | |
3490 | case 'D': | |
3491 | while (len-- > 0) { | |
3492 | fromstr = NEXTFROM; | |
3493 | adouble = (double)SvNV(fromstr); | |
3494 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3495 | } | |
3496 | break; | |
3497 | case 'n': | |
3498 | while (len-- > 0) { | |
3499 | fromstr = NEXTFROM; | |
3500 | ashort = (I16)SvIV(fromstr); | |
3501 | #ifdef HAS_HTONS | |
3502 | ashort = htons(ashort); | |
79072805 | 3503 | #endif |
a0d0e21e LW |
3504 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3505 | } | |
3506 | break; | |
3507 | case 'v': | |
3508 | while (len-- > 0) { | |
3509 | fromstr = NEXTFROM; | |
3510 | ashort = (I16)SvIV(fromstr); | |
3511 | #ifdef HAS_HTOVS | |
3512 | ashort = htovs(ashort); | |
79072805 | 3513 | #endif |
a0d0e21e LW |
3514 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3515 | } | |
3516 | break; | |
3517 | case 'S': | |
3518 | case 's': | |
3519 | while (len-- > 0) { | |
3520 | fromstr = NEXTFROM; | |
3521 | ashort = (I16)SvIV(fromstr); | |
3522 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3523 | } | |
3524 | break; | |
3525 | case 'I': | |
3526 | while (len-- > 0) { | |
3527 | fromstr = NEXTFROM; | |
3528 | auint = U_I(SvNV(fromstr)); | |
3529 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3530 | } | |
3531 | break; | |
def98dd4 UP |
3532 | case 'w': |
3533 | while (len-- > 0) { | |
bbce6d69 | 3534 | fromstr = NEXTFROM; |
3535 | adouble = floor(SvNV(fromstr)); | |
3536 | ||
3537 | if (adouble < 0) | |
3538 | croak("Cannot compress negative numbers"); | |
3539 | ||
3540 | if (adouble <= UV_MAX) { | |
3541 | char buf[1 + sizeof(UV)]; | |
3542 | char *in = buf + sizeof(buf); | |
3543 | UV auv = U_V(adouble);; | |
3544 | ||
3545 | do { | |
3546 | *--in = (auv & 0x7f) | 0x80; | |
3547 | auv >>= 7; | |
3548 | } while (auv); | |
3549 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3550 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3551 | } | |
3552 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3553 | char *from, *result, *in; | |
3554 | SV *norm; | |
3555 | STRLEN len; | |
3556 | bool done; | |
55497cff | 3557 | |
bbce6d69 | 3558 | /* Copy string and check for compliance */ |
3559 | from = SvPV(fromstr, len); | |
3560 | if ((norm = is_an_int(from, len)) == NULL) | |
3561 | croak("can compress only unsigned integer"); | |
3562 | ||
3563 | New('w', result, len, char); | |
3564 | in = result + len; | |
3565 | done = FALSE; | |
3566 | while (!done) | |
3567 | *--in = div128(norm, &done) | 0x80; | |
3568 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3569 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 3570 | Safefree(result); |
bbce6d69 | 3571 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 3572 | } |
bbce6d69 | 3573 | else if (SvNOKp(fromstr)) { |
3574 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3575 | char *in = buf + sizeof(buf); | |
3576 | ||
3577 | do { | |
3578 | double next = floor(adouble / 128); | |
3579 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
3580 | if (--in < buf) /* this cannot happen ;-) */ | |
3581 | croak ("Cannot compress integer"); | |
3582 | adouble = next; | |
3583 | } while (adouble > 0); | |
3584 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3585 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3586 | } | |
3587 | else | |
3588 | croak("Cannot compress non integer"); | |
3589 | } | |
def98dd4 | 3590 | break; |
a0d0e21e LW |
3591 | case 'i': |
3592 | while (len-- > 0) { | |
3593 | fromstr = NEXTFROM; | |
3594 | aint = SvIV(fromstr); | |
3595 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3596 | } | |
3597 | break; | |
3598 | case 'N': | |
3599 | while (len-- > 0) { | |
3600 | fromstr = NEXTFROM; | |
3601 | aulong = U_L(SvNV(fromstr)); | |
3602 | #ifdef HAS_HTONL | |
3603 | aulong = htonl(aulong); | |
79072805 | 3604 | #endif |
a0d0e21e LW |
3605 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3606 | } | |
3607 | break; | |
3608 | case 'V': | |
3609 | while (len-- > 0) { | |
3610 | fromstr = NEXTFROM; | |
3611 | aulong = U_L(SvNV(fromstr)); | |
3612 | #ifdef HAS_HTOVL | |
3613 | aulong = htovl(aulong); | |
79072805 | 3614 | #endif |
a0d0e21e LW |
3615 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3616 | } | |
3617 | break; | |
3618 | case 'L': | |
3619 | while (len-- > 0) { | |
3620 | fromstr = NEXTFROM; | |
3621 | aulong = U_L(SvNV(fromstr)); | |
3622 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3623 | } | |
3624 | break; | |
3625 | case 'l': | |
3626 | while (len-- > 0) { | |
3627 | fromstr = NEXTFROM; | |
3628 | along = SvIV(fromstr); | |
3629 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3630 | } | |
3631 | break; | |
ecfc5424 | 3632 | #ifdef HAS_QUAD |
a0d0e21e LW |
3633 | case 'Q': |
3634 | while (len-- > 0) { | |
3635 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3636 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3637 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3638 | } |
3639 | break; | |
3640 | case 'q': | |
3641 | while (len-- > 0) { | |
3642 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3643 | aquad = (Quad_t)SvIV(fromstr); |
3644 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3645 | } |
3646 | break; | |
ecfc5424 | 3647 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3648 | case 'P': |
3649 | len = 1; /* assume SV is correct length */ | |
3650 | /* FALL THROUGH */ | |
3651 | case 'p': | |
3652 | while (len-- > 0) { | |
3653 | fromstr = NEXTFROM; | |
3654 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3655 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3656 | } | |
3657 | break; | |
3658 | case 'u': | |
3659 | fromstr = NEXTFROM; | |
3660 | aptr = SvPV(fromstr, fromlen); | |
3661 | SvGROW(cat, fromlen * 4 / 3); | |
3662 | if (len <= 1) | |
3663 | len = 45; | |
3664 | else | |
3665 | len = len / 3 * 3; | |
3666 | while (fromlen > 0) { | |
3667 | I32 todo; | |
79072805 | 3668 | |
a0d0e21e LW |
3669 | if (fromlen > len) |
3670 | todo = len; | |
3671 | else | |
3672 | todo = fromlen; | |
3673 | doencodes(cat, aptr, todo); | |
3674 | fromlen -= todo; | |
3675 | aptr += todo; | |
3676 | } | |
3677 | break; | |
3678 | } | |
3679 | } | |
3680 | SvSETMAGIC(cat); | |
3681 | SP = ORIGMARK; | |
3682 | PUSHs(cat); | |
3683 | RETURN; | |
79072805 | 3684 | } |
a0d0e21e | 3685 | #undef NEXTFROM |
79072805 | 3686 | |
a0d0e21e | 3687 | PP(pp_split) |
79072805 | 3688 | { |
a0d0e21e LW |
3689 | dSP; dTARG; |
3690 | AV *ary; | |
3691 | register I32 limit = POPi; /* note, negative is forever */ | |
3692 | SV *sv = POPs; | |
3693 | STRLEN len; | |
3694 | register char *s = SvPV(sv, len); | |
3695 | char *strend = s + len; | |
3696 | register PMOP *pm = (PMOP*)POPs; | |
3697 | register SV *dstr; | |
3698 | register char *m; | |
3699 | I32 iters = 0; | |
3700 | I32 maxiters = (strend - s) + 10; | |
3701 | I32 i; | |
3702 | char *orig; | |
3703 | I32 origlimit = limit; | |
3704 | I32 realarray = 0; | |
3705 | I32 base; | |
f12c7020 | 3706 | AV *oldstack = curstack; |
a0d0e21e LW |
3707 | register REGEXP *rx = pm->op_pmregexp; |
3708 | I32 gimme = GIMME; | |
c07a80fd | 3709 | I32 oldsave = savestack_ix; |
79072805 | 3710 | |
a0d0e21e LW |
3711 | if (!pm || !s) |
3712 | DIE("panic: do_split"); | |
bbce6d69 | 3713 | |
3714 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
3715 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
3716 | ||
a0d0e21e LW |
3717 | if (pm->op_pmreplroot) |
3718 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3719 | else if (gimme != G_ARRAY) | |
3720 | ary = GvAVn(defgv); | |
79072805 | 3721 | else |
a0d0e21e LW |
3722 | ary = Nullav; |
3723 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3724 | realarray = 1; | |
3725 | if (!AvREAL(ary)) { | |
3726 | AvREAL_on(ary); | |
3727 | for (i = AvFILL(ary); i >= 0; i--) | |
3728 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3729 | } |
a0d0e21e LW |
3730 | av_extend(ary,0); |
3731 | av_clear(ary); | |
3732 | /* temporarily switch stacks */ | |
f12c7020 | 3733 | SWITCHSTACK(curstack, ary); |
79072805 | 3734 | } |
a0d0e21e LW |
3735 | base = SP - stack_base; |
3736 | orig = s; | |
3737 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 3738 | if (pm->op_pmflags & PMf_LOCALE) { |
3739 | while (isSPACE_LC(*s)) | |
3740 | s++; | |
3741 | } | |
3742 | else { | |
3743 | while (isSPACE(*s)) | |
3744 | s++; | |
3745 | } | |
a0d0e21e | 3746 | } |
c07a80fd | 3747 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3748 | SAVEINT(multiline); | |
3749 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
3750 | } | |
3751 | ||
a0d0e21e LW |
3752 | if (!limit) |
3753 | limit = maxiters + 2; | |
3754 | if (pm->op_pmflags & PMf_WHITE) { | |
3755 | while (--limit) { | |
bbce6d69 | 3756 | m = s; |
3757 | while (m < strend && | |
3758 | !((pm->op_pmflags & PMf_LOCALE) | |
3759 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
3760 | ++m; | |
a0d0e21e LW |
3761 | if (m >= strend) |
3762 | break; | |
bbce6d69 | 3763 | |
a0d0e21e LW |
3764 | dstr = NEWSV(30, m-s); |
3765 | sv_setpvn(dstr, s, m-s); | |
3766 | if (!realarray) | |
3767 | sv_2mortal(dstr); | |
3768 | XPUSHs(dstr); | |
bbce6d69 | 3769 | |
3770 | s = m + 1; | |
3771 | while (s < strend && | |
3772 | ((pm->op_pmflags & PMf_LOCALE) | |
3773 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
3774 | ++s; | |
79072805 LW |
3775 | } |
3776 | } | |
a0d0e21e LW |
3777 | else if (strEQ("^", rx->precomp)) { |
3778 | while (--limit) { | |
3779 | /*SUPPRESS 530*/ | |
3780 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3781 | m++; | |
3782 | if (m >= strend) | |
3783 | break; | |
3784 | dstr = NEWSV(30, m-s); | |
3785 | sv_setpvn(dstr, s, m-s); | |
3786 | if (!realarray) | |
3787 | sv_2mortal(dstr); | |
3788 | XPUSHs(dstr); | |
3789 | s = m; | |
3790 | } | |
3791 | } | |
3792 | else if (pm->op_pmshort) { | |
3793 | i = SvCUR(pm->op_pmshort); | |
3794 | if (i == 1) { | |
a0d0e21e | 3795 | i = *SvPVX(pm->op_pmshort); |
a0d0e21e | 3796 | while (--limit) { |
bbce6d69 | 3797 | /*SUPPRESS 530*/ |
3798 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
3799 | if (m >= strend) |
3800 | break; | |
3801 | dstr = NEWSV(30, m-s); | |
3802 | sv_setpvn(dstr, s, m-s); | |
3803 | if (!realarray) | |
3804 | sv_2mortal(dstr); | |
3805 | XPUSHs(dstr); | |
3806 | s = m + 1; | |
3807 | } | |
3808 | } | |
3809 | else { | |
3810 | #ifndef lint | |
3811 | while (s < strend && --limit && | |
3812 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3813 | pm->op_pmshort)) ) | |
79072805 | 3814 | #endif |
a0d0e21e LW |
3815 | { |
3816 | dstr = NEWSV(31, m-s); | |
3817 | sv_setpvn(dstr, s, m-s); | |
3818 | if (!realarray) | |
3819 | sv_2mortal(dstr); | |
3820 | XPUSHs(dstr); | |
3821 | s = m + i; | |
3822 | } | |
463ee0b2 | 3823 | } |
463ee0b2 | 3824 | } |
a0d0e21e LW |
3825 | else { |
3826 | maxiters += (strend - s) * rx->nparens; | |
3827 | while (s < strend && --limit && | |
bbce6d69 | 3828 | pregexec(rx, s, strend, orig, 1, Nullsv, TRUE)) |
3829 | { | |
3830 | TAINT_IF(rx->exec_tainted); | |
a0d0e21e LW |
3831 | if (rx->subbase |
3832 | && rx->subbase != orig) { | |
3833 | m = s; | |
3834 | s = orig; | |
3835 | orig = rx->subbase; | |
3836 | s = orig + (m - s); | |
3837 | strend = s + (strend - m); | |
3838 | } | |
3839 | m = rx->startp[0]; | |
3840 | dstr = NEWSV(32, m-s); | |
3841 | sv_setpvn(dstr, s, m-s); | |
3842 | if (!realarray) | |
3843 | sv_2mortal(dstr); | |
3844 | XPUSHs(dstr); | |
3845 | if (rx->nparens) { | |
3846 | for (i = 1; i <= rx->nparens; i++) { | |
3847 | s = rx->startp[i]; | |
3848 | m = rx->endp[i]; | |
748a9306 LW |
3849 | if (m && s) { |
3850 | dstr = NEWSV(33, m-s); | |
3851 | sv_setpvn(dstr, s, m-s); | |
3852 | } | |
3853 | else | |
3854 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3855 | if (!realarray) |
3856 | sv_2mortal(dstr); | |
3857 | XPUSHs(dstr); | |
3858 | } | |
3859 | } | |
3860 | s = rx->endp[0]; | |
3861 | } | |
79072805 | 3862 | } |
c07a80fd | 3863 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
3864 | iters = (SP - stack_base) - base; |
3865 | if (iters > maxiters) | |
3866 | DIE("Split loop"); | |
3867 | ||
3868 | /* keep field after final delim? */ | |
3869 | if (s < strend || (iters && origlimit)) { | |
3870 | dstr = NEWSV(34, strend-s); | |
3871 | sv_setpvn(dstr, s, strend-s); | |
3872 | if (!realarray) | |
3873 | sv_2mortal(dstr); | |
3874 | XPUSHs(dstr); | |
3875 | iters++; | |
79072805 | 3876 | } |
a0d0e21e | 3877 | else if (!origlimit) { |
b1dadf13 | 3878 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
3879 | iters--, SP--; |
3880 | } | |
3881 | if (realarray) { | |
3882 | SWITCHSTACK(ary, oldstack); | |
3883 | if (gimme == G_ARRAY) { | |
3884 | EXTEND(SP, iters); | |
3885 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3886 | SP += iters; | |
3887 | RETURN; | |
3888 | } | |
3889 | } | |
3890 | else { | |
3891 | if (gimme == G_ARRAY) | |
3892 | RETURN; | |
3893 | } | |
3894 | if (iters || !pm->op_pmreplroot) { | |
3895 | GETTARGET; | |
3896 | PUSHi(iters); | |
3897 | RETURN; | |
3898 | } | |
3899 | RETPUSHUNDEF; | |
79072805 | 3900 | } |
85e6fe83 | 3901 |