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 | ||
a0d0e21e | 32 | static void doencodes _((SV *sv, char *s, I32 len)); |
79072805 | 33 | |
a0d0e21e | 34 | /* variations on pp_null */ |
79072805 | 35 | |
93a17b20 LW |
36 | PP(pp_stub) |
37 | { | |
38 | dSP; | |
39 | if (GIMME != G_ARRAY) { | |
40 | XPUSHs(&sv_undef); | |
41 | } | |
42 | RETURN; | |
43 | } | |
44 | ||
79072805 LW |
45 | PP(pp_scalar) |
46 | { | |
47 | return NORMAL; | |
48 | } | |
49 | ||
50 | /* Pushy stuff. */ | |
51 | ||
93a17b20 LW |
52 | PP(pp_padav) |
53 | { | |
54 | dSP; dTARGET; | |
a0d0e21e | 55 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 56 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 57 | EXTEND(SP, 1); |
a0d0e21e | 58 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 59 | PUSHs(TARG); |
93a17b20 | 60 | RETURN; |
85e6fe83 LW |
61 | } |
62 | if (GIMME == G_ARRAY) { | |
63 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
64 | EXTEND(SP, maxarg); | |
65 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
66 | SP += maxarg; | |
67 | } | |
68 | else { | |
69 | SV* sv = sv_newmortal(); | |
70 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
71 | sv_setiv(sv, maxarg); | |
72 | PUSHs(sv); | |
73 | } | |
74 | RETURN; | |
93a17b20 LW |
75 | } |
76 | ||
77 | PP(pp_padhv) | |
78 | { | |
79 | dSP; dTARGET; | |
80 | XPUSHs(TARG); | |
a0d0e21e | 81 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 82 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 83 | if (op->op_flags & OPf_REF) |
93a17b20 | 84 | RETURN; |
85e6fe83 | 85 | if (GIMME == G_ARRAY) { /* array wanted */ |
a0d0e21e | 86 | RETURNOP(do_kv(ARGS)); |
85e6fe83 LW |
87 | } |
88 | else { | |
89 | SV* sv = sv_newmortal(); | |
90 | if (HvFILL((HV*)TARG)) { | |
91 | sprintf(buf, "%d/%d", HvFILL((HV*)TARG), HvMAX((HV*)TARG)+1); | |
92 | sv_setpv(sv, buf); | |
93 | } | |
94 | else | |
95 | sv_setiv(sv, 0); | |
96 | SETs(sv); | |
97 | RETURN; | |
98 | } | |
93a17b20 LW |
99 | } |
100 | ||
ed6116ce LW |
101 | PP(pp_padany) |
102 | { | |
103 | DIE("NOT IMPL LINE %d",__LINE__); | |
104 | } | |
105 | ||
79072805 LW |
106 | /* Translations. */ |
107 | ||
108 | PP(pp_rv2gv) | |
109 | { | |
110 | dSP; dTOPss; | |
a0d0e21e | 111 | |
ed6116ce | 112 | if (SvROK(sv)) { |
a0d0e21e | 113 | wasref: |
ed6116ce | 114 | sv = SvRV(sv); |
b1dadf13 | 115 | if (SvTYPE(sv) == SVt_PVIO) { |
116 | GV *gv = (GV*) sv_newmortal(); | |
117 | gv_init(gv, 0, "", 0, 0); | |
118 | GvIOp(gv) = (IO *)sv; | |
119 | SvREFCNT_inc(sv); | |
120 | sv = (SV*) gv; | |
121 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 122 | DIE("Not a GLOB reference"); |
79072805 LW |
123 | } |
124 | else { | |
93a17b20 | 125 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
126 | char *sym; |
127 | ||
a0d0e21e LW |
128 | if (SvGMAGICAL(sv)) { |
129 | mg_get(sv); | |
130 | if (SvROK(sv)) | |
131 | goto wasref; | |
132 | } | |
133 | if (!SvOK(sv)) { | |
134 | if (op->op_flags & OPf_REF || | |
135 | op->op_private & HINT_STRICT_REFS) | |
136 | DIE(no_usym, "a symbol"); | |
137 | RETSETUNDEF; | |
138 | } | |
748a9306 | 139 | sym = SvPV(sv, na); |
85e6fe83 | 140 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
141 | DIE(no_symref, sym, "a symbol"); |
142 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 143 | } |
79072805 | 144 | } |
5f05dabc | 145 | if (op->op_private & OPpLVAL_INTRO) |
146 | save_gp((GV*)sv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
147 | SETs(sv); |
148 | RETURN; | |
149 | } | |
150 | ||
79072805 LW |
151 | PP(pp_rv2sv) |
152 | { | |
153 | dSP; dTOPss; | |
154 | ||
ed6116ce | 155 | if (SvROK(sv)) { |
a0d0e21e | 156 | wasref: |
ed6116ce | 157 | sv = SvRV(sv); |
79072805 LW |
158 | switch (SvTYPE(sv)) { |
159 | case SVt_PVAV: | |
160 | case SVt_PVHV: | |
161 | case SVt_PVCV: | |
a0d0e21e | 162 | DIE("Not a SCALAR reference"); |
79072805 LW |
163 | } |
164 | } | |
165 | else { | |
f12c7020 | 166 | GV *gv = (GV*)sv; |
748a9306 LW |
167 | char *sym; |
168 | ||
463ee0b2 | 169 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
170 | if (SvGMAGICAL(sv)) { |
171 | mg_get(sv); | |
172 | if (SvROK(sv)) | |
173 | goto wasref; | |
174 | } | |
175 | if (!SvOK(sv)) { | |
176 | if (op->op_flags & OPf_REF || | |
177 | op->op_private & HINT_STRICT_REFS) | |
178 | DIE(no_usym, "a SCALAR"); | |
179 | RETSETUNDEF; | |
180 | } | |
748a9306 | 181 | sym = SvPV(sv, na); |
85e6fe83 | 182 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 183 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 184 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
185 | } |
186 | sv = GvSV(gv); | |
a0d0e21e LW |
187 | } |
188 | if (op->op_flags & OPf_MOD) { | |
189 | if (op->op_private & OPpLVAL_INTRO) | |
190 | sv = save_scalar((GV*)TOPs); | |
5f05dabc | 191 | else if (op->op_private & OPpDEREF) |
464e2e8a | 192 | provide_ref(op, sv); |
79072805 | 193 | } |
a0d0e21e | 194 | SETs(sv); |
79072805 LW |
195 | RETURN; |
196 | } | |
197 | ||
198 | PP(pp_av2arylen) | |
199 | { | |
200 | dSP; | |
201 | AV *av = (AV*)TOPs; | |
202 | SV *sv = AvARYLEN(av); | |
203 | if (!sv) { | |
204 | AvARYLEN(av) = sv = NEWSV(0,0); | |
205 | sv_upgrade(sv, SVt_IV); | |
206 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
207 | } | |
208 | SETs(sv); | |
209 | RETURN; | |
210 | } | |
211 | ||
a0d0e21e LW |
212 | PP(pp_pos) |
213 | { | |
214 | dSP; dTARGET; dPOPss; | |
215 | ||
216 | if (op->op_flags & OPf_MOD) { | |
5f05dabc | 217 | if (SvTYPE(TARG) < SVt_PVLV) { |
218 | sv_upgrade(TARG, SVt_PVLV); | |
219 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
220 | } | |
221 | ||
222 | LvTYPE(TARG) = '.'; | |
a0d0e21e LW |
223 | LvTARG(TARG) = sv; |
224 | PUSHs(TARG); /* no SvSETMAGIC */ | |
225 | RETURN; | |
226 | } | |
227 | else { | |
228 | MAGIC* mg; | |
229 | ||
230 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
231 | mg = mg_find(sv, 'g'); | |
232 | if (mg && mg->mg_len >= 0) { | |
233 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
234 | RETURN; | |
235 | } | |
236 | } | |
237 | RETPUSHUNDEF; | |
238 | } | |
239 | } | |
240 | ||
79072805 LW |
241 | PP(pp_rv2cv) |
242 | { | |
243 | dSP; | |
79072805 LW |
244 | GV *gv; |
245 | HV *stash; | |
8990e307 | 246 | |
4633a7c4 LW |
247 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
248 | /* (But not in defined().) */ | |
249 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 | 250 | |
4633a7c4 LW |
251 | if (!cv) |
252 | cv = (CV*)&sv_undef; | |
79072805 LW |
253 | SETs((SV*)cv); |
254 | RETURN; | |
255 | } | |
256 | ||
c07a80fd | 257 | PP(pp_prototype) |
258 | { | |
259 | dSP; | |
260 | CV *cv; | |
261 | HV *stash; | |
262 | GV *gv; | |
263 | SV *ret; | |
264 | ||
265 | ret = &sv_undef; | |
266 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
5f05dabc | 267 | if (cv && SvPOK(cv)) |
268 | ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv))); | |
c07a80fd | 269 | SETs(ret); |
270 | RETURN; | |
271 | } | |
272 | ||
a0d0e21e LW |
273 | PP(pp_anoncode) |
274 | { | |
275 | dSP; | |
5f05dabc | 276 | CV* cv = (CV*)curpad[op->op_targ]; |
a5f75d66 | 277 | if (CvCLONE(cv)) |
b355b4e0 | 278 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 279 | EXTEND(SP,1); |
748a9306 | 280 | PUSHs((SV*)cv); |
a0d0e21e LW |
281 | RETURN; |
282 | } | |
283 | ||
284 | PP(pp_srefgen) | |
79072805 LW |
285 | { |
286 | dSP; dTOPss; | |
287 | SV* rv; | |
8990e307 | 288 | rv = sv_newmortal(); |
ed6116ce | 289 | sv_upgrade(rv, SVt_RV); |
a0d0e21e LW |
290 | if (SvPADTMP(sv)) |
291 | sv = newSVsv(sv); | |
292 | else { | |
293 | SvTEMP_off(sv); | |
294 | (void)SvREFCNT_inc(sv); | |
295 | } | |
296 | SvRV(rv) = sv; | |
ed6116ce | 297 | SvROK_on(rv); |
79072805 LW |
298 | SETs(rv); |
299 | RETURN; | |
a0d0e21e LW |
300 | } |
301 | ||
302 | PP(pp_refgen) | |
303 | { | |
304 | dSP; dMARK; | |
305 | SV* sv; | |
306 | SV* rv; | |
307 | if (GIMME != G_ARRAY) { | |
308 | MARK[1] = *SP; | |
309 | SP = MARK + 1; | |
310 | } | |
bbce6d69 | 311 | EXTEND_MORTAL(SP - MARK); |
a0d0e21e LW |
312 | while (MARK < SP) { |
313 | sv = *++MARK; | |
314 | rv = sv_newmortal(); | |
315 | sv_upgrade(rv, SVt_RV); | |
316 | if (SvPADTMP(sv)) | |
317 | sv = newSVsv(sv); | |
318 | else { | |
319 | SvTEMP_off(sv); | |
320 | (void)SvREFCNT_inc(sv); | |
321 | } | |
322 | SvRV(rv) = sv; | |
323 | SvROK_on(rv); | |
324 | *MARK = rv; | |
325 | } | |
326 | RETURN; | |
79072805 LW |
327 | } |
328 | ||
329 | PP(pp_ref) | |
330 | { | |
463ee0b2 LW |
331 | dSP; dTARGET; |
332 | SV *sv; | |
79072805 LW |
333 | char *pv; |
334 | ||
a0d0e21e | 335 | sv = POPs; |
f12c7020 | 336 | |
337 | if (sv && SvGMAGICAL(sv)) | |
338 | mg_get(sv); | |
339 | ||
a0d0e21e | 340 | if (!sv || !SvROK(sv)) |
4633a7c4 | 341 | RETPUSHNO; |
79072805 | 342 | |
ed6116ce | 343 | sv = SvRV(sv); |
a0d0e21e | 344 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 345 | PUSHp(pv, strlen(pv)); |
79072805 LW |
346 | RETURN; |
347 | } | |
348 | ||
349 | PP(pp_bless) | |
350 | { | |
463ee0b2 | 351 | dSP; |
463ee0b2 | 352 | HV *stash; |
79072805 | 353 | |
463ee0b2 LW |
354 | if (MAXARG == 1) |
355 | stash = curcop->cop_stash; | |
356 | else | |
a0d0e21e LW |
357 | stash = gv_stashsv(POPs, TRUE); |
358 | ||
359 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
360 | RETURN; |
361 | } | |
362 | ||
a0d0e21e | 363 | /* Pattern matching */ |
79072805 | 364 | |
a0d0e21e | 365 | PP(pp_study) |
79072805 | 366 | { |
c07a80fd | 367 | dSP; dPOPss; |
a0d0e21e LW |
368 | register unsigned char *s; |
369 | register I32 pos; | |
370 | register I32 ch; | |
371 | register I32 *sfirst; | |
372 | register I32 *snext; | |
373 | I32 retval; | |
374 | STRLEN len; | |
375 | ||
c07a80fd | 376 | s = (unsigned char*)(SvPV(sv, len)); |
a0d0e21e | 377 | pos = len; |
c07a80fd | 378 | if (sv == lastscream) |
379 | SvSCREAM_off(sv); | |
380 | else { | |
381 | if (lastscream) { | |
382 | SvSCREAM_off(lastscream); | |
383 | SvREFCNT_dec(lastscream); | |
384 | } | |
385 | lastscream = SvREFCNT_inc(sv); | |
386 | } | |
a0d0e21e LW |
387 | if (pos <= 0) { |
388 | retval = 0; | |
389 | goto ret; | |
390 | } | |
391 | if (pos > maxscream) { | |
392 | if (maxscream < 0) { | |
393 | maxscream = pos + 80; | |
394 | New(301, screamfirst, 256, I32); | |
395 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
396 | } |
397 | else { | |
a0d0e21e LW |
398 | maxscream = pos + pos / 4; |
399 | Renew(screamnext, maxscream, I32); | |
79072805 | 400 | } |
79072805 | 401 | } |
a0d0e21e LW |
402 | |
403 | sfirst = screamfirst; | |
404 | snext = screamnext; | |
405 | ||
406 | if (!sfirst || !snext) | |
407 | DIE("do_study: out of memory"); | |
408 | ||
409 | for (ch = 256; ch; --ch) | |
410 | *sfirst++ = -1; | |
411 | sfirst -= 256; | |
412 | ||
413 | while (--pos >= 0) { | |
414 | ch = s[pos]; | |
415 | if (sfirst[ch] >= 0) | |
416 | snext[pos] = sfirst[ch] - pos; | |
417 | else | |
418 | snext[pos] = -pos; | |
419 | sfirst[ch] = pos; | |
79072805 LW |
420 | } |
421 | ||
c07a80fd | 422 | SvSCREAM_on(sv); |
464e2e8a | 423 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
a0d0e21e LW |
424 | retval = 1; |
425 | ret: | |
426 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
427 | RETURN; |
428 | } | |
429 | ||
a0d0e21e | 430 | PP(pp_trans) |
79072805 | 431 | { |
a0d0e21e LW |
432 | dSP; dTARG; |
433 | SV *sv; | |
434 | ||
435 | if (op->op_flags & OPf_STACKED) | |
436 | sv = POPs; | |
79072805 | 437 | else { |
a0d0e21e LW |
438 | sv = GvSV(defgv); |
439 | EXTEND(SP,1); | |
79072805 | 440 | } |
adbc6bb1 | 441 | TARG = sv_newmortal(); |
a0d0e21e LW |
442 | PUSHi(do_trans(sv, op)); |
443 | RETURN; | |
79072805 LW |
444 | } |
445 | ||
a0d0e21e | 446 | /* Lvalue operators. */ |
79072805 | 447 | |
a0d0e21e LW |
448 | PP(pp_schop) |
449 | { | |
450 | dSP; dTARGET; | |
451 | do_chop(TARG, TOPs); | |
452 | SETTARG; | |
453 | RETURN; | |
79072805 LW |
454 | } |
455 | ||
a0d0e21e | 456 | PP(pp_chop) |
79072805 | 457 | { |
a0d0e21e LW |
458 | dSP; dMARK; dTARGET; |
459 | while (SP > MARK) | |
460 | do_chop(TARG, POPs); | |
461 | PUSHTARG; | |
462 | RETURN; | |
79072805 LW |
463 | } |
464 | ||
a0d0e21e | 465 | PP(pp_schomp) |
79072805 | 466 | { |
a0d0e21e LW |
467 | dSP; dTARGET; |
468 | SETi(do_chomp(TOPs)); | |
469 | RETURN; | |
79072805 LW |
470 | } |
471 | ||
a0d0e21e | 472 | PP(pp_chomp) |
79072805 | 473 | { |
a0d0e21e LW |
474 | dSP; dMARK; dTARGET; |
475 | register I32 count = 0; | |
476 | ||
477 | while (SP > MARK) | |
478 | count += do_chomp(POPs); | |
479 | PUSHi(count); | |
480 | RETURN; | |
79072805 LW |
481 | } |
482 | ||
a0d0e21e | 483 | PP(pp_defined) |
463ee0b2 | 484 | { |
a0d0e21e LW |
485 | dSP; |
486 | register SV* sv; | |
487 | ||
488 | sv = POPs; | |
489 | if (!sv || !SvANY(sv)) | |
490 | RETPUSHNO; | |
491 | switch (SvTYPE(sv)) { | |
492 | case SVt_PVAV: | |
8e07c86e | 493 | if (AvMAX(sv) >= 0 || SvRMAGICAL(sv)) |
a0d0e21e LW |
494 | RETPUSHYES; |
495 | break; | |
496 | case SVt_PVHV: | |
8e07c86e | 497 | if (HvARRAY(sv) || SvRMAGICAL(sv)) |
a0d0e21e LW |
498 | RETPUSHYES; |
499 | break; | |
500 | case SVt_PVCV: | |
501 | if (CvROOT(sv) || CvXSUB(sv)) | |
502 | RETPUSHYES; | |
503 | break; | |
504 | default: | |
505 | if (SvGMAGICAL(sv)) | |
506 | mg_get(sv); | |
507 | if (SvOK(sv)) | |
508 | RETPUSHYES; | |
509 | } | |
510 | RETPUSHNO; | |
463ee0b2 LW |
511 | } |
512 | ||
a0d0e21e LW |
513 | PP(pp_undef) |
514 | { | |
79072805 | 515 | dSP; |
a0d0e21e LW |
516 | SV *sv; |
517 | ||
518 | if (!op->op_private) | |
519 | RETPUSHUNDEF; | |
79072805 | 520 | |
a0d0e21e LW |
521 | sv = POPs; |
522 | if (!sv) | |
523 | RETPUSHUNDEF; | |
85e6fe83 | 524 | |
a0d0e21e LW |
525 | if (SvTHINKFIRST(sv)) { |
526 | if (SvREADONLY(sv)) | |
527 | RETPUSHUNDEF; | |
528 | if (SvROK(sv)) | |
529 | sv_unref(sv); | |
85e6fe83 LW |
530 | } |
531 | ||
a0d0e21e LW |
532 | switch (SvTYPE(sv)) { |
533 | case SVt_NULL: | |
534 | break; | |
535 | case SVt_PVAV: | |
536 | av_undef((AV*)sv); | |
537 | break; | |
538 | case SVt_PVHV: | |
539 | hv_undef((HV*)sv); | |
540 | break; | |
541 | case SVt_PVCV: | |
542 | cv_undef((CV*)sv); | |
543 | sub_generation++; | |
544 | break; | |
8e07c86e AD |
545 | case SVt_PVGV: |
546 | if (SvFAKE(sv)) { | |
547 | sv_setsv(sv, &sv_undef); | |
548 | break; | |
549 | } | |
a0d0e21e | 550 | default: |
4633a7c4 LW |
551 | if (SvPOK(sv) && SvLEN(sv)) { |
552 | (void)SvOOK_off(sv); | |
553 | Safefree(SvPVX(sv)); | |
554 | SvPV_set(sv, Nullch); | |
555 | SvLEN_set(sv, 0); | |
a0d0e21e | 556 | } |
4633a7c4 LW |
557 | (void)SvOK_off(sv); |
558 | SvSETMAGIC(sv); | |
79072805 | 559 | } |
a0d0e21e LW |
560 | |
561 | RETPUSHUNDEF; | |
79072805 LW |
562 | } |
563 | ||
a0d0e21e | 564 | PP(pp_predec) |
79072805 | 565 | { |
a0d0e21e | 566 | dSP; |
55497cff | 567 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
568 | SvIVX(TOPs) != IV_MIN) | |
569 | { | |
570 | --SvIVX(TOPs); | |
571 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
572 | } |
573 | else | |
574 | sv_dec(TOPs); | |
a0d0e21e LW |
575 | SvSETMAGIC(TOPs); |
576 | return NORMAL; | |
577 | } | |
79072805 | 578 | |
a0d0e21e LW |
579 | PP(pp_postinc) |
580 | { | |
581 | dSP; dTARGET; | |
582 | sv_setsv(TARG, TOPs); | |
55497cff | 583 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
584 | SvIVX(TOPs) != IV_MAX) | |
585 | { | |
586 | ++SvIVX(TOPs); | |
587 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
588 | } |
589 | else | |
590 | sv_inc(TOPs); | |
a0d0e21e LW |
591 | SvSETMAGIC(TOPs); |
592 | if (!SvOK(TARG)) | |
593 | sv_setiv(TARG, 0); | |
594 | SETs(TARG); | |
595 | return NORMAL; | |
596 | } | |
79072805 | 597 | |
a0d0e21e LW |
598 | PP(pp_postdec) |
599 | { | |
600 | dSP; dTARGET; | |
601 | sv_setsv(TARG, TOPs); | |
55497cff | 602 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
603 | SvIVX(TOPs) != IV_MIN) | |
604 | { | |
605 | --SvIVX(TOPs); | |
606 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
607 | } |
608 | else | |
609 | sv_dec(TOPs); | |
a0d0e21e LW |
610 | SvSETMAGIC(TOPs); |
611 | SETs(TARG); | |
612 | return NORMAL; | |
613 | } | |
79072805 | 614 | |
a0d0e21e LW |
615 | /* Ordinary operators. */ |
616 | ||
617 | PP(pp_pow) | |
618 | { | |
619 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
620 | { | |
621 | dPOPTOPnnrl; | |
622 | SETn( pow( left, right) ); | |
623 | RETURN; | |
93a17b20 | 624 | } |
a0d0e21e LW |
625 | } |
626 | ||
627 | PP(pp_multiply) | |
628 | { | |
629 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
630 | { | |
631 | dPOPTOPnnrl; | |
632 | SETn( left * right ); | |
633 | RETURN; | |
79072805 | 634 | } |
a0d0e21e LW |
635 | } |
636 | ||
637 | PP(pp_divide) | |
638 | { | |
639 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
640 | { | |
641 | dPOPnv; | |
642 | if (value == 0.0) | |
643 | DIE("Illegal division by zero"); | |
644 | #ifdef SLOPPYDIVIDE | |
645 | /* insure that 20./5. == 4. */ | |
646 | { | |
647 | double x; | |
648 | I32 k; | |
649 | x = POPn; | |
650 | if ((double)I_32(x) == x && | |
651 | (double)I_32(value) == value && | |
652 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
653 | value = k; | |
654 | } else { | |
655 | value = x/value; | |
79072805 | 656 | } |
a0d0e21e LW |
657 | } |
658 | #else | |
659 | value = POPn / value; | |
660 | #endif | |
661 | PUSHn( value ); | |
662 | RETURN; | |
79072805 | 663 | } |
a0d0e21e LW |
664 | } |
665 | ||
666 | PP(pp_modulo) | |
667 | { | |
668 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
669 | { | |
36477c24 | 670 | register UV right; |
a0d0e21e | 671 | |
36477c24 | 672 | right = POPu; |
673 | if (!right) | |
a0d0e21e | 674 | DIE("Illegal modulus zero"); |
36477c24 | 675 | |
676 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
677 | register IV left = SvIVX(TOPs); | |
678 | if (left < 0) | |
679 | SETu( (right - ((UV)(-left) - 1) % right) - 1 ); | |
680 | else | |
681 | SETi( left % right ); | |
682 | } | |
a0d0e21e | 683 | else { |
36477c24 | 684 | register double left = TOPn; |
685 | if (left < 0.0) | |
686 | SETu( (right - (U_V(-left) - 1) % right) - 1 ); | |
687 | else | |
688 | SETu( U_V(left) % right ); | |
a0d0e21e | 689 | } |
a0d0e21e | 690 | RETURN; |
79072805 | 691 | } |
a0d0e21e | 692 | } |
79072805 | 693 | |
a0d0e21e LW |
694 | PP(pp_repeat) |
695 | { | |
748a9306 LW |
696 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
697 | { | |
a0d0e21e LW |
698 | register I32 count = POPi; |
699 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
700 | dMARK; | |
701 | I32 items = SP - MARK; | |
702 | I32 max; | |
79072805 | 703 | |
a0d0e21e LW |
704 | max = items * count; |
705 | MEXTEND(MARK, max); | |
706 | if (count > 1) { | |
707 | while (SP > MARK) { | |
708 | if (*SP) | |
709 | SvTEMP_off((*SP)); | |
710 | SP--; | |
79072805 | 711 | } |
a0d0e21e LW |
712 | MARK++; |
713 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
714 | items * sizeof(SV*), count - 1); | |
715 | SP += max; | |
79072805 | 716 | } |
a0d0e21e LW |
717 | else if (count <= 0) |
718 | SP -= items; | |
79072805 | 719 | } |
a0d0e21e LW |
720 | else { /* Note: mark already snarfed by pp_list */ |
721 | SV *tmpstr; | |
722 | STRLEN len; | |
723 | ||
724 | tmpstr = POPs; | |
725 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
726 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
727 | DIE("Can't x= to readonly value"); | |
728 | if (SvROK(tmpstr)) | |
729 | sv_unref(tmpstr); | |
93a17b20 | 730 | } |
a0d0e21e LW |
731 | SvSetSV(TARG, tmpstr); |
732 | SvPV_force(TARG, len); | |
733 | if (count >= 1) { | |
734 | SvGROW(TARG, (count * len) + 1); | |
735 | if (count > 1) | |
736 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
737 | SvCUR(TARG) *= count; | |
738 | *SvEND(TARG) = '\0'; | |
739 | (void)SvPOK_only(TARG); | |
740 | } | |
741 | else | |
742 | sv_setsv(TARG, &sv_no); | |
743 | PUSHTARG; | |
79072805 | 744 | } |
a0d0e21e | 745 | RETURN; |
748a9306 | 746 | } |
a0d0e21e | 747 | } |
79072805 | 748 | |
a0d0e21e LW |
749 | PP(pp_subtract) |
750 | { | |
751 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
752 | { | |
753 | dPOPTOPnnrl; | |
754 | SETn( left - right ); | |
755 | RETURN; | |
79072805 | 756 | } |
a0d0e21e | 757 | } |
79072805 | 758 | |
a0d0e21e LW |
759 | PP(pp_left_shift) |
760 | { | |
761 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
762 | { | |
36477c24 | 763 | IBW shift = POPi; |
ff68c719 | 764 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 765 | IBW i = TOPi; |
ff68c719 | 766 | SETi( i << shift ); |
767 | } | |
768 | else { | |
36477c24 | 769 | UBW u = TOPu; |
ff68c719 | 770 | SETu( u << shift ); |
771 | } | |
55497cff | 772 | RETURN; |
79072805 | 773 | } |
a0d0e21e | 774 | } |
79072805 | 775 | |
a0d0e21e LW |
776 | PP(pp_right_shift) |
777 | { | |
778 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
779 | { | |
36477c24 | 780 | IBW shift = POPi; |
ff68c719 | 781 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 782 | IBW i = TOPi; |
ff68c719 | 783 | SETi( i >> shift ); |
784 | } | |
785 | else { | |
36477c24 | 786 | UBW u = TOPu; |
ff68c719 | 787 | SETu( u >> shift ); |
788 | } | |
a0d0e21e | 789 | RETURN; |
93a17b20 | 790 | } |
79072805 LW |
791 | } |
792 | ||
a0d0e21e | 793 | PP(pp_lt) |
79072805 | 794 | { |
a0d0e21e LW |
795 | dSP; tryAMAGICbinSET(lt,0); |
796 | { | |
797 | dPOPnv; | |
798 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
799 | RETURN; | |
79072805 | 800 | } |
a0d0e21e | 801 | } |
79072805 | 802 | |
a0d0e21e LW |
803 | PP(pp_gt) |
804 | { | |
805 | dSP; tryAMAGICbinSET(gt,0); | |
806 | { | |
807 | dPOPnv; | |
808 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
809 | RETURN; | |
79072805 | 810 | } |
a0d0e21e LW |
811 | } |
812 | ||
813 | PP(pp_le) | |
814 | { | |
815 | dSP; tryAMAGICbinSET(le,0); | |
816 | { | |
817 | dPOPnv; | |
818 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
819 | RETURN; | |
79072805 | 820 | } |
a0d0e21e LW |
821 | } |
822 | ||
823 | PP(pp_ge) | |
824 | { | |
825 | dSP; tryAMAGICbinSET(ge,0); | |
826 | { | |
827 | dPOPnv; | |
828 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
829 | RETURN; | |
79072805 | 830 | } |
a0d0e21e | 831 | } |
79072805 | 832 | |
a0d0e21e LW |
833 | PP(pp_ne) |
834 | { | |
835 | dSP; tryAMAGICbinSET(ne,0); | |
836 | { | |
837 | dPOPnv; | |
838 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
839 | RETURN; | |
840 | } | |
79072805 LW |
841 | } |
842 | ||
a0d0e21e | 843 | PP(pp_ncmp) |
79072805 | 844 | { |
a0d0e21e LW |
845 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
846 | { | |
847 | dPOPTOPnnrl; | |
848 | I32 value; | |
79072805 | 849 | |
a0d0e21e LW |
850 | if (left > right) |
851 | value = 1; | |
852 | else if (left < right) | |
853 | value = -1; | |
854 | else | |
855 | value = 0; | |
856 | SETi(value); | |
857 | RETURN; | |
79072805 | 858 | } |
a0d0e21e | 859 | } |
79072805 | 860 | |
a0d0e21e LW |
861 | PP(pp_slt) |
862 | { | |
863 | dSP; tryAMAGICbinSET(slt,0); | |
864 | { | |
865 | dPOPTOPssrl; | |
bbce6d69 | 866 | int cmp = ((op->op_private & OPpLOCALE) |
867 | ? sv_cmp_locale(left, right) | |
868 | : sv_cmp(left, right)); | |
869 | SETs( cmp < 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
870 | RETURN; |
871 | } | |
79072805 LW |
872 | } |
873 | ||
a0d0e21e | 874 | PP(pp_sgt) |
79072805 | 875 | { |
a0d0e21e LW |
876 | dSP; tryAMAGICbinSET(sgt,0); |
877 | { | |
878 | dPOPTOPssrl; | |
bbce6d69 | 879 | int cmp = ((op->op_private & OPpLOCALE) |
880 | ? sv_cmp_locale(left, right) | |
881 | : sv_cmp(left, right)); | |
882 | SETs( cmp > 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
883 | RETURN; |
884 | } | |
885 | } | |
79072805 | 886 | |
a0d0e21e LW |
887 | PP(pp_sle) |
888 | { | |
889 | dSP; tryAMAGICbinSET(sle,0); | |
890 | { | |
891 | dPOPTOPssrl; | |
bbce6d69 | 892 | int cmp = ((op->op_private & OPpLOCALE) |
893 | ? sv_cmp_locale(left, right) | |
894 | : sv_cmp(left, right)); | |
895 | SETs( cmp <= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e | 896 | RETURN; |
79072805 | 897 | } |
79072805 LW |
898 | } |
899 | ||
a0d0e21e LW |
900 | PP(pp_sge) |
901 | { | |
902 | dSP; tryAMAGICbinSET(sge,0); | |
903 | { | |
904 | dPOPTOPssrl; | |
bbce6d69 | 905 | int cmp = ((op->op_private & OPpLOCALE) |
906 | ? sv_cmp_locale(left, right) | |
907 | : sv_cmp(left, right)); | |
908 | SETs( cmp >= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
909 | RETURN; |
910 | } | |
911 | } | |
79072805 | 912 | |
36477c24 | 913 | PP(pp_seq) |
914 | { | |
915 | dSP; tryAMAGICbinSET(seq,0); | |
916 | { | |
917 | dPOPTOPssrl; | |
918 | SETs( sv_eq(left, right) ? &sv_yes : &sv_no ); | |
919 | RETURN; | |
920 | } | |
921 | } | |
922 | ||
a0d0e21e | 923 | PP(pp_sne) |
79072805 | 924 | { |
a0d0e21e LW |
925 | dSP; tryAMAGICbinSET(sne,0); |
926 | { | |
927 | dPOPTOPssrl; | |
36477c24 | 928 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); |
a0d0e21e | 929 | RETURN; |
463ee0b2 | 930 | } |
79072805 LW |
931 | } |
932 | ||
a0d0e21e | 933 | PP(pp_scmp) |
79072805 | 934 | { |
a0d0e21e LW |
935 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
936 | { | |
937 | dPOPTOPssrl; | |
bbce6d69 | 938 | int cmp = ((op->op_private & OPpLOCALE) |
939 | ? sv_cmp_locale(left, right) | |
940 | : sv_cmp(left, right)); | |
941 | SETi( cmp ); | |
a0d0e21e LW |
942 | RETURN; |
943 | } | |
944 | } | |
79072805 | 945 | |
55497cff | 946 | PP(pp_bit_and) |
947 | { | |
a0d0e21e LW |
948 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
949 | { | |
950 | dPOPTOPssrl; | |
4633a7c4 | 951 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 952 | if (op->op_private & HINT_INTEGER) { |
953 | IBW value = SvIV(left) & SvIV(right); | |
954 | SETi( value ); | |
955 | } | |
956 | else { | |
957 | UBW value = SvUV(left) & SvUV(right); | |
55497cff | 958 | SETu( value ); |
36477c24 | 959 | } |
a0d0e21e LW |
960 | } |
961 | else { | |
962 | do_vop(op->op_type, TARG, left, right); | |
963 | SETTARG; | |
964 | } | |
965 | RETURN; | |
966 | } | |
967 | } | |
79072805 | 968 | |
a0d0e21e LW |
969 | PP(pp_bit_xor) |
970 | { | |
971 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
972 | { | |
973 | dPOPTOPssrl; | |
4633a7c4 | 974 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 975 | if (op->op_private & HINT_INTEGER) { |
976 | IBW value = SvIV(left) ^ SvIV(right); | |
977 | SETi( value ); | |
978 | } | |
979 | else { | |
980 | UBW value = SvUV(left) ^ SvUV(right); | |
55497cff | 981 | SETu( value ); |
36477c24 | 982 | } |
a0d0e21e LW |
983 | } |
984 | else { | |
985 | do_vop(op->op_type, TARG, left, right); | |
986 | SETTARG; | |
987 | } | |
988 | RETURN; | |
989 | } | |
990 | } | |
79072805 | 991 | |
a0d0e21e LW |
992 | PP(pp_bit_or) |
993 | { | |
994 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
995 | { | |
996 | dPOPTOPssrl; | |
4633a7c4 | 997 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 998 | if (op->op_private & HINT_INTEGER) { |
999 | IBW value = SvIV(left) | SvIV(right); | |
1000 | SETi( value ); | |
1001 | } | |
1002 | else { | |
1003 | UBW value = SvUV(left) | SvUV(right); | |
55497cff | 1004 | SETu( value ); |
36477c24 | 1005 | } |
a0d0e21e LW |
1006 | } |
1007 | else { | |
1008 | do_vop(op->op_type, TARG, left, right); | |
1009 | SETTARG; | |
1010 | } | |
1011 | RETURN; | |
79072805 | 1012 | } |
a0d0e21e | 1013 | } |
79072805 | 1014 | |
a0d0e21e LW |
1015 | PP(pp_negate) |
1016 | { | |
1017 | dSP; dTARGET; tryAMAGICun(neg); | |
1018 | { | |
1019 | dTOPss; | |
4633a7c4 LW |
1020 | if (SvGMAGICAL(sv)) |
1021 | mg_get(sv); | |
55497cff | 1022 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1023 | SETi(-SvIVX(sv)); | |
1024 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1025 | SETn(-SvNV(sv)); |
4633a7c4 | 1026 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1027 | STRLEN len; |
1028 | char *s = SvPV(sv, len); | |
bbce6d69 | 1029 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1030 | sv_setpvn(TARG, "-", 1); |
1031 | sv_catsv(TARG, sv); | |
79072805 | 1032 | } |
a0d0e21e LW |
1033 | else if (*s == '+' || *s == '-') { |
1034 | sv_setsv(TARG, sv); | |
1035 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1036 | } |
1037 | else | |
a0d0e21e LW |
1038 | sv_setnv(TARG, -SvNV(sv)); |
1039 | SETTARG; | |
79072805 | 1040 | } |
4633a7c4 LW |
1041 | else |
1042 | SETn(-SvNV(sv)); | |
79072805 | 1043 | } |
a0d0e21e | 1044 | RETURN; |
79072805 LW |
1045 | } |
1046 | ||
a0d0e21e | 1047 | PP(pp_not) |
79072805 | 1048 | { |
a0d0e21e LW |
1049 | #ifdef OVERLOAD |
1050 | dSP; tryAMAGICunSET(not); | |
1051 | #endif /* OVERLOAD */ | |
1052 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
1053 | return NORMAL; | |
79072805 LW |
1054 | } |
1055 | ||
a0d0e21e | 1056 | PP(pp_complement) |
79072805 | 1057 | { |
a0d0e21e LW |
1058 | dSP; dTARGET; tryAMAGICun(compl); |
1059 | { | |
1060 | dTOPss; | |
4633a7c4 | 1061 | if (SvNIOKp(sv)) { |
36477c24 | 1062 | if (op->op_private & HINT_INTEGER) { |
1063 | IBW value = ~SvIV(sv); | |
1064 | SETi( value ); | |
1065 | } | |
1066 | else { | |
1067 | UBW value = ~SvUV(sv); | |
55497cff | 1068 | SETu( value ); |
36477c24 | 1069 | } |
a0d0e21e LW |
1070 | } |
1071 | else { | |
1072 | register char *tmps; | |
1073 | register long *tmpl; | |
55497cff | 1074 | register I32 anum; |
a0d0e21e LW |
1075 | STRLEN len; |
1076 | ||
1077 | SvSetSV(TARG, sv); | |
1078 | tmps = SvPV_force(TARG, len); | |
1079 | anum = len; | |
1080 | #ifdef LIBERAL | |
1081 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1082 | *tmps = ~*tmps; | |
1083 | tmpl = (long*)tmps; | |
1084 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1085 | *tmpl = ~*tmpl; | |
1086 | tmps = (char*)tmpl; | |
1087 | #endif | |
1088 | for ( ; anum > 0; anum--, tmps++) | |
1089 | *tmps = ~*tmps; | |
1090 | ||
1091 | SETs(TARG); | |
1092 | } | |
1093 | RETURN; | |
1094 | } | |
79072805 LW |
1095 | } |
1096 | ||
a0d0e21e LW |
1097 | /* integer versions of some of the above */ |
1098 | ||
a0d0e21e | 1099 | PP(pp_i_multiply) |
79072805 | 1100 | { |
a0d0e21e LW |
1101 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1102 | { | |
1103 | dPOPTOPiirl; | |
1104 | SETi( left * right ); | |
1105 | RETURN; | |
1106 | } | |
79072805 LW |
1107 | } |
1108 | ||
a0d0e21e | 1109 | PP(pp_i_divide) |
79072805 | 1110 | { |
a0d0e21e LW |
1111 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1112 | { | |
1113 | dPOPiv; | |
1114 | if (value == 0) | |
1115 | DIE("Illegal division by zero"); | |
1116 | value = POPi / value; | |
1117 | PUSHi( value ); | |
1118 | RETURN; | |
1119 | } | |
79072805 LW |
1120 | } |
1121 | ||
a0d0e21e | 1122 | PP(pp_i_modulo) |
79072805 | 1123 | { |
a0d0e21e | 1124 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1125 | { |
a0d0e21e LW |
1126 | dPOPTOPiirl; |
1127 | SETi( left % right ); | |
1128 | RETURN; | |
79072805 | 1129 | } |
79072805 LW |
1130 | } |
1131 | ||
a0d0e21e | 1132 | PP(pp_i_add) |
79072805 | 1133 | { |
a0d0e21e LW |
1134 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1135 | { | |
1136 | dPOPTOPiirl; | |
1137 | SETi( left + right ); | |
1138 | RETURN; | |
79072805 | 1139 | } |
79072805 LW |
1140 | } |
1141 | ||
a0d0e21e | 1142 | PP(pp_i_subtract) |
79072805 | 1143 | { |
a0d0e21e LW |
1144 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1145 | { | |
1146 | dPOPTOPiirl; | |
1147 | SETi( left - right ); | |
1148 | RETURN; | |
79072805 | 1149 | } |
79072805 LW |
1150 | } |
1151 | ||
a0d0e21e | 1152 | PP(pp_i_lt) |
79072805 | 1153 | { |
a0d0e21e LW |
1154 | dSP; tryAMAGICbinSET(lt,0); |
1155 | { | |
1156 | dPOPTOPiirl; | |
1157 | SETs((left < right) ? &sv_yes : &sv_no); | |
1158 | RETURN; | |
1159 | } | |
79072805 LW |
1160 | } |
1161 | ||
a0d0e21e | 1162 | PP(pp_i_gt) |
79072805 | 1163 | { |
a0d0e21e LW |
1164 | dSP; tryAMAGICbinSET(gt,0); |
1165 | { | |
1166 | dPOPTOPiirl; | |
1167 | SETs((left > right) ? &sv_yes : &sv_no); | |
1168 | RETURN; | |
1169 | } | |
79072805 LW |
1170 | } |
1171 | ||
a0d0e21e | 1172 | PP(pp_i_le) |
79072805 | 1173 | { |
a0d0e21e LW |
1174 | dSP; tryAMAGICbinSET(le,0); |
1175 | { | |
1176 | dPOPTOPiirl; | |
1177 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1178 | RETURN; | |
85e6fe83 | 1179 | } |
79072805 LW |
1180 | } |
1181 | ||
a0d0e21e | 1182 | PP(pp_i_ge) |
79072805 | 1183 | { |
a0d0e21e LW |
1184 | dSP; tryAMAGICbinSET(ge,0); |
1185 | { | |
1186 | dPOPTOPiirl; | |
1187 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1188 | RETURN; | |
1189 | } | |
79072805 LW |
1190 | } |
1191 | ||
a0d0e21e | 1192 | PP(pp_i_eq) |
79072805 | 1193 | { |
a0d0e21e LW |
1194 | dSP; tryAMAGICbinSET(eq,0); |
1195 | { | |
1196 | dPOPTOPiirl; | |
1197 | SETs((left == right) ? &sv_yes : &sv_no); | |
1198 | RETURN; | |
1199 | } | |
79072805 LW |
1200 | } |
1201 | ||
a0d0e21e | 1202 | PP(pp_i_ne) |
79072805 | 1203 | { |
a0d0e21e LW |
1204 | dSP; tryAMAGICbinSET(ne,0); |
1205 | { | |
1206 | dPOPTOPiirl; | |
1207 | SETs((left != right) ? &sv_yes : &sv_no); | |
1208 | RETURN; | |
1209 | } | |
79072805 LW |
1210 | } |
1211 | ||
a0d0e21e | 1212 | PP(pp_i_ncmp) |
79072805 | 1213 | { |
a0d0e21e LW |
1214 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1215 | { | |
1216 | dPOPTOPiirl; | |
1217 | I32 value; | |
79072805 | 1218 | |
a0d0e21e | 1219 | if (left > right) |
79072805 | 1220 | value = 1; |
a0d0e21e | 1221 | else if (left < right) |
79072805 | 1222 | value = -1; |
a0d0e21e | 1223 | else |
79072805 | 1224 | value = 0; |
a0d0e21e LW |
1225 | SETi(value); |
1226 | RETURN; | |
79072805 | 1227 | } |
85e6fe83 LW |
1228 | } |
1229 | ||
1230 | PP(pp_i_negate) | |
1231 | { | |
a0d0e21e | 1232 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1233 | SETi(-TOPi); |
1234 | RETURN; | |
1235 | } | |
1236 | ||
79072805 LW |
1237 | /* High falutin' math. */ |
1238 | ||
1239 | PP(pp_atan2) | |
1240 | { | |
a0d0e21e LW |
1241 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1242 | { | |
1243 | dPOPTOPnnrl; | |
1244 | SETn(atan2(left, right)); | |
1245 | RETURN; | |
1246 | } | |
79072805 LW |
1247 | } |
1248 | ||
1249 | PP(pp_sin) | |
1250 | { | |
a0d0e21e LW |
1251 | dSP; dTARGET; tryAMAGICun(sin); |
1252 | { | |
1253 | double value; | |
1254 | value = POPn; | |
1255 | value = sin(value); | |
1256 | XPUSHn(value); | |
1257 | RETURN; | |
1258 | } | |
79072805 LW |
1259 | } |
1260 | ||
1261 | PP(pp_cos) | |
1262 | { | |
a0d0e21e LW |
1263 | dSP; dTARGET; tryAMAGICun(cos); |
1264 | { | |
1265 | double value; | |
1266 | value = POPn; | |
1267 | value = cos(value); | |
1268 | XPUSHn(value); | |
1269 | RETURN; | |
1270 | } | |
79072805 LW |
1271 | } |
1272 | ||
1273 | PP(pp_rand) | |
1274 | { | |
1275 | dSP; dTARGET; | |
1276 | double value; | |
1277 | if (MAXARG < 1) | |
1278 | value = 1.0; | |
1279 | else | |
1280 | value = POPn; | |
1281 | if (value == 0.0) | |
1282 | value = 1.0; | |
1283 | #if RANDBITS == 31 | |
1284 | value = rand() * value / 2147483648.0; | |
1285 | #else | |
1286 | #if RANDBITS == 16 | |
1287 | value = rand() * value / 65536.0; | |
1288 | #else | |
1289 | #if RANDBITS == 15 | |
1290 | value = rand() * value / 32768.0; | |
1291 | #else | |
1292 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1293 | #endif | |
1294 | #endif | |
1295 | #endif | |
1296 | XPUSHn(value); | |
1297 | RETURN; | |
1298 | } | |
1299 | ||
1300 | PP(pp_srand) | |
1301 | { | |
1302 | dSP; | |
1303 | I32 anum; | |
79072805 LW |
1304 | |
1305 | if (MAXARG < 1) { | |
f12c7020 | 1306 | #ifdef VMS |
1307 | # include <starlet.h> | |
1308 | unsigned int when[2]; | |
1309 | _ckvmssts(sys$gettim(when)); | |
1310 | anum = when[0] ^ when[1]; | |
1311 | #else | |
5f05dabc | 1312 | # ifdef HAS_GETTIMEOFDAY |
f12c7020 | 1313 | struct timeval when; |
1314 | gettimeofday(&when,(struct timezone *) 0); | |
1315 | anum = when.tv_sec ^ when.tv_usec; | |
1316 | # else | |
1317 | Time_t when; | |
79072805 LW |
1318 | (void)time(&when); |
1319 | anum = when; | |
f12c7020 | 1320 | # endif |
1321 | #endif | |
1322 | #if !defined(PLAN9) /* XXX Plan9 assembler chokes on this; fix coming soon */ | |
1323 | /* 17-Jul-1996 bailey@genetics.upenn.edu */ | |
1324 | /* What is a good hashing algorithm here? */ | |
1325 | anum ^= ( ( 269 * (U32)getpid()) | |
1326 | ^ (26107 * (U32)&when) | |
1327 | ^ (73819 * (U32)stack_sp)); | |
1328 | #endif | |
79072805 LW |
1329 | } |
1330 | else | |
1331 | anum = POPi; | |
1332 | (void)srand(anum); | |
1333 | EXTEND(SP, 1); | |
1334 | RETPUSHYES; | |
1335 | } | |
1336 | ||
1337 | PP(pp_exp) | |
1338 | { | |
a0d0e21e LW |
1339 | dSP; dTARGET; tryAMAGICun(exp); |
1340 | { | |
1341 | double value; | |
1342 | value = POPn; | |
1343 | value = exp(value); | |
1344 | XPUSHn(value); | |
1345 | RETURN; | |
1346 | } | |
79072805 LW |
1347 | } |
1348 | ||
1349 | PP(pp_log) | |
1350 | { | |
a0d0e21e LW |
1351 | dSP; dTARGET; tryAMAGICun(log); |
1352 | { | |
1353 | double value; | |
1354 | value = POPn; | |
bbce6d69 | 1355 | if (value <= 0.0) { |
36477c24 | 1356 | SET_NUMERIC_STANDARD(); |
2304df62 | 1357 | DIE("Can't take log of %g", value); |
bbce6d69 | 1358 | } |
a0d0e21e LW |
1359 | value = log(value); |
1360 | XPUSHn(value); | |
1361 | RETURN; | |
1362 | } | |
79072805 LW |
1363 | } |
1364 | ||
1365 | PP(pp_sqrt) | |
1366 | { | |
a0d0e21e LW |
1367 | dSP; dTARGET; tryAMAGICun(sqrt); |
1368 | { | |
1369 | double value; | |
1370 | value = POPn; | |
bbce6d69 | 1371 | if (value < 0.0) { |
36477c24 | 1372 | SET_NUMERIC_STANDARD(); |
2304df62 | 1373 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1374 | } |
a0d0e21e LW |
1375 | value = sqrt(value); |
1376 | XPUSHn(value); | |
1377 | RETURN; | |
1378 | } | |
79072805 LW |
1379 | } |
1380 | ||
1381 | PP(pp_int) | |
1382 | { | |
1383 | dSP; dTARGET; | |
1384 | double value; | |
a0d0e21e | 1385 | value = POPn; |
79072805 LW |
1386 | if (value >= 0.0) |
1387 | (void)modf(value, &value); | |
1388 | else { | |
1389 | (void)modf(-value, &value); | |
1390 | value = -value; | |
1391 | } | |
1392 | XPUSHn(value); | |
1393 | RETURN; | |
1394 | } | |
1395 | ||
463ee0b2 LW |
1396 | PP(pp_abs) |
1397 | { | |
a0d0e21e LW |
1398 | dSP; dTARGET; tryAMAGICun(abs); |
1399 | { | |
1400 | double value; | |
1401 | value = POPn; | |
463ee0b2 | 1402 | |
a0d0e21e | 1403 | if (value < 0.0) |
463ee0b2 LW |
1404 | value = -value; |
1405 | ||
a0d0e21e LW |
1406 | XPUSHn(value); |
1407 | RETURN; | |
1408 | } | |
463ee0b2 LW |
1409 | } |
1410 | ||
79072805 LW |
1411 | PP(pp_hex) |
1412 | { | |
1413 | dSP; dTARGET; | |
1414 | char *tmps; | |
1415 | I32 argtype; | |
1416 | ||
a0d0e21e | 1417 | tmps = POPp; |
55497cff | 1418 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1419 | RETURN; |
1420 | } | |
1421 | ||
1422 | PP(pp_oct) | |
1423 | { | |
1424 | dSP; dTARGET; | |
55497cff | 1425 | UV value; |
79072805 LW |
1426 | I32 argtype; |
1427 | char *tmps; | |
1428 | ||
a0d0e21e | 1429 | tmps = POPp; |
464e2e8a | 1430 | while (*tmps && isSPACE(*tmps)) |
1431 | tmps++; | |
1432 | if (*tmps == '0') | |
79072805 LW |
1433 | tmps++; |
1434 | if (*tmps == 'x') | |
464e2e8a | 1435 | value = scan_hex(++tmps, 99, &argtype); |
1436 | else | |
1437 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1438 | XPUSHu(value); |
79072805 LW |
1439 | RETURN; |
1440 | } | |
1441 | ||
1442 | /* String stuff. */ | |
1443 | ||
1444 | PP(pp_length) | |
1445 | { | |
1446 | dSP; dTARGET; | |
a0d0e21e | 1447 | SETi( sv_len(TOPs) ); |
79072805 LW |
1448 | RETURN; |
1449 | } | |
1450 | ||
1451 | PP(pp_substr) | |
1452 | { | |
1453 | dSP; dTARGET; | |
1454 | SV *sv; | |
1455 | I32 len; | |
463ee0b2 | 1456 | STRLEN curlen; |
79072805 LW |
1457 | I32 pos; |
1458 | I32 rem; | |
a0d0e21e | 1459 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1460 | char *tmps; |
a0d0e21e | 1461 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1462 | |
1463 | if (MAXARG > 2) | |
1464 | len = POPi; | |
1465 | pos = POPi - arybase; | |
1466 | sv = POPs; | |
a0d0e21e | 1467 | tmps = SvPV(sv, curlen); |
79072805 LW |
1468 | if (pos < 0) |
1469 | pos += curlen + arybase; | |
2304df62 | 1470 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1471 | if (dowarn || lvalue) |
2304df62 AD |
1472 | warn("substr outside of string"); |
1473 | RETPUSHUNDEF; | |
1474 | } | |
79072805 LW |
1475 | else { |
1476 | if (MAXARG < 3) | |
1477 | len = curlen; | |
a0d0e21e | 1478 | else if (len < 0) { |
748a9306 | 1479 | len += curlen - pos; |
a0d0e21e LW |
1480 | if (len < 0) |
1481 | len = 0; | |
1482 | } | |
79072805 LW |
1483 | tmps += pos; |
1484 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1485 | if (rem > len) | |
1486 | rem = len; | |
1487 | sv_setpvn(TARG, tmps, rem); | |
1488 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1489 | if (!SvGMAGICAL(sv)) { |
1490 | if (SvROK(sv)) { | |
1491 | SvPV_force(sv,na); | |
1492 | if (dowarn) | |
1493 | warn("Attempt to use reference as lvalue in substr"); | |
1494 | } | |
1495 | if (SvOK(sv)) /* is it defined ? */ | |
1496 | (void)SvPOK_only(sv); | |
1497 | else | |
1498 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1499 | } | |
5f05dabc | 1500 | |
a0d0e21e LW |
1501 | if (SvTYPE(TARG) < SVt_PVLV) { |
1502 | sv_upgrade(TARG, SVt_PVLV); | |
1503 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1504 | } |
a0d0e21e | 1505 | |
5f05dabc | 1506 | LvTYPE(TARG) = 'x'; |
79072805 | 1507 | LvTARG(TARG) = sv; |
a0d0e21e | 1508 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1509 | LvTARGLEN(TARG) = rem; |
1510 | } | |
1511 | } | |
1512 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1513 | RETURN; | |
1514 | } | |
1515 | ||
1516 | PP(pp_vec) | |
1517 | { | |
1518 | dSP; dTARGET; | |
1519 | register I32 size = POPi; | |
1520 | register I32 offset = POPi; | |
1521 | register SV *src = POPs; | |
a0d0e21e | 1522 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1523 | STRLEN srclen; |
1524 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1525 | unsigned long retnum; |
1526 | I32 len; | |
1527 | ||
1528 | offset *= size; /* turn into bit offset */ | |
1529 | len = (offset + size + 7) / 8; | |
1530 | if (offset < 0 || size < 1) | |
1531 | retnum = 0; | |
79072805 | 1532 | else { |
a0d0e21e LW |
1533 | if (lvalue) { /* it's an lvalue! */ |
1534 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1535 | sv_upgrade(TARG, SVt_PVLV); | |
1536 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1537 | } | |
1538 | ||
1539 | LvTYPE(TARG) = 'v'; | |
1540 | LvTARG(TARG) = src; | |
1541 | LvTARGOFF(TARG) = offset; | |
1542 | LvTARGLEN(TARG) = size; | |
1543 | } | |
93a17b20 | 1544 | if (len > srclen) { |
a0d0e21e LW |
1545 | if (size <= 8) |
1546 | retnum = 0; | |
1547 | else { | |
1548 | offset >>= 3; | |
748a9306 LW |
1549 | if (size == 16) { |
1550 | if (offset >= srclen) | |
1551 | retnum = 0; | |
a0d0e21e | 1552 | else |
748a9306 LW |
1553 | retnum = (unsigned long) s[offset] << 8; |
1554 | } | |
1555 | else if (size == 32) { | |
1556 | if (offset >= srclen) | |
1557 | retnum = 0; | |
1558 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1559 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1560 | else if (offset + 2 >= srclen) |
1561 | retnum = ((unsigned long) s[offset] << 24) + | |
1562 | ((unsigned long) s[offset + 1] << 16); | |
1563 | else | |
1564 | retnum = ((unsigned long) s[offset] << 24) + | |
1565 | ((unsigned long) s[offset + 1] << 16) + | |
1566 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1567 | } |
1568 | } | |
79072805 | 1569 | } |
a0d0e21e | 1570 | else if (size < 8) |
79072805 LW |
1571 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1572 | else { | |
1573 | offset >>= 3; | |
1574 | if (size == 8) | |
1575 | retnum = s[offset]; | |
1576 | else if (size == 16) | |
1577 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1578 | else if (size == 32) | |
1579 | retnum = ((unsigned long) s[offset] << 24) + | |
1580 | ((unsigned long) s[offset + 1] << 16) + | |
1581 | (s[offset + 2] << 8) + s[offset+3]; | |
1582 | } | |
79072805 LW |
1583 | } |
1584 | ||
1585 | sv_setiv(TARG, (I32)retnum); | |
1586 | PUSHs(TARG); | |
1587 | RETURN; | |
1588 | } | |
1589 | ||
1590 | PP(pp_index) | |
1591 | { | |
1592 | dSP; dTARGET; | |
1593 | SV *big; | |
1594 | SV *little; | |
1595 | I32 offset; | |
1596 | I32 retval; | |
1597 | char *tmps; | |
1598 | char *tmps2; | |
463ee0b2 | 1599 | STRLEN biglen; |
a0d0e21e | 1600 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1601 | |
1602 | if (MAXARG < 3) | |
1603 | offset = 0; | |
1604 | else | |
1605 | offset = POPi - arybase; | |
1606 | little = POPs; | |
1607 | big = POPs; | |
463ee0b2 | 1608 | tmps = SvPV(big, biglen); |
79072805 LW |
1609 | if (offset < 0) |
1610 | offset = 0; | |
93a17b20 LW |
1611 | else if (offset > biglen) |
1612 | offset = biglen; | |
79072805 | 1613 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1614 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1615 | retval = -1 + arybase; |
1616 | else | |
1617 | retval = tmps2 - tmps + arybase; | |
1618 | PUSHi(retval); | |
1619 | RETURN; | |
1620 | } | |
1621 | ||
1622 | PP(pp_rindex) | |
1623 | { | |
1624 | dSP; dTARGET; | |
1625 | SV *big; | |
1626 | SV *little; | |
463ee0b2 LW |
1627 | STRLEN blen; |
1628 | STRLEN llen; | |
79072805 LW |
1629 | SV *offstr; |
1630 | I32 offset; | |
1631 | I32 retval; | |
1632 | char *tmps; | |
1633 | char *tmps2; | |
a0d0e21e | 1634 | I32 arybase = curcop->cop_arybase; |
79072805 | 1635 | |
a0d0e21e | 1636 | if (MAXARG >= 3) |
79072805 LW |
1637 | offstr = POPs; |
1638 | little = POPs; | |
1639 | big = POPs; | |
463ee0b2 LW |
1640 | tmps2 = SvPV(little, llen); |
1641 | tmps = SvPV(big, blen); | |
79072805 | 1642 | if (MAXARG < 3) |
463ee0b2 | 1643 | offset = blen; |
79072805 | 1644 | else |
463ee0b2 | 1645 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1646 | if (offset < 0) |
1647 | offset = 0; | |
463ee0b2 LW |
1648 | else if (offset > blen) |
1649 | offset = blen; | |
79072805 | 1650 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1651 | tmps2, tmps2 + llen))) |
79072805 LW |
1652 | retval = -1 + arybase; |
1653 | else | |
1654 | retval = tmps2 - tmps + arybase; | |
1655 | PUSHi(retval); | |
1656 | RETURN; | |
1657 | } | |
1658 | ||
1659 | PP(pp_sprintf) | |
1660 | { | |
1661 | dSP; dMARK; dORIGMARK; dTARGET; | |
36477c24 | 1662 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 1663 | if (op->op_private & OPpLOCALE) |
36477c24 | 1664 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 1665 | else |
36477c24 | 1666 | SET_NUMERIC_STANDARD(); |
1667 | #endif | |
79072805 | 1668 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 1669 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
1670 | SP = ORIGMARK; |
1671 | PUSHTARG; | |
1672 | RETURN; | |
1673 | } | |
1674 | ||
79072805 LW |
1675 | PP(pp_ord) |
1676 | { | |
1677 | dSP; dTARGET; | |
1678 | I32 value; | |
1679 | char *tmps; | |
79072805 | 1680 | |
79072805 | 1681 | #ifndef I286 |
a0d0e21e | 1682 | tmps = POPp; |
79072805 LW |
1683 | value = (I32) (*tmps & 255); |
1684 | #else | |
a0d0e21e LW |
1685 | I32 anum; |
1686 | tmps = POPp; | |
79072805 LW |
1687 | anum = (I32) *tmps; |
1688 | value = (I32) (anum & 255); | |
1689 | #endif | |
1690 | XPUSHi(value); | |
1691 | RETURN; | |
1692 | } | |
1693 | ||
463ee0b2 LW |
1694 | PP(pp_chr) |
1695 | { | |
1696 | dSP; dTARGET; | |
1697 | char *tmps; | |
1698 | ||
748a9306 LW |
1699 | (void)SvUPGRADE(TARG,SVt_PV); |
1700 | SvGROW(TARG,2); | |
463ee0b2 LW |
1701 | SvCUR_set(TARG, 1); |
1702 | tmps = SvPVX(TARG); | |
748a9306 LW |
1703 | *tmps++ = POPi; |
1704 | *tmps = '\0'; | |
a0d0e21e | 1705 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1706 | XPUSHs(TARG); |
1707 | RETURN; | |
1708 | } | |
1709 | ||
79072805 LW |
1710 | PP(pp_crypt) |
1711 | { | |
1712 | dSP; dTARGET; dPOPTOPssrl; | |
1713 | #ifdef HAS_CRYPT | |
a0d0e21e | 1714 | char *tmps = SvPV(left, na); |
79072805 | 1715 | #ifdef FCRYPT |
a0d0e21e | 1716 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1717 | #else |
a0d0e21e | 1718 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1719 | #endif |
1720 | #else | |
1721 | DIE( | |
1722 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1723 | #endif | |
1724 | SETs(TARG); | |
1725 | RETURN; | |
1726 | } | |
1727 | ||
1728 | PP(pp_ucfirst) | |
1729 | { | |
1730 | dSP; | |
1731 | SV *sv = TOPs; | |
1732 | register char *s; | |
1733 | ||
ed6116ce | 1734 | if (!SvPADTMP(sv)) { |
79072805 LW |
1735 | dTARGET; |
1736 | sv_setsv(TARG, sv); | |
1737 | sv = TARG; | |
1738 | SETs(sv); | |
1739 | } | |
a0d0e21e | 1740 | s = SvPV_force(sv, na); |
bbce6d69 | 1741 | if (*s) { |
1742 | if (op->op_private & OPpLOCALE) { | |
1743 | TAINT; | |
1744 | SvTAINTED_on(sv); | |
1745 | *s = toUPPER_LC(*s); | |
1746 | } | |
1747 | else | |
1748 | *s = toUPPER(*s); | |
1749 | } | |
79072805 LW |
1750 | |
1751 | RETURN; | |
1752 | } | |
1753 | ||
1754 | PP(pp_lcfirst) | |
1755 | { | |
1756 | dSP; | |
1757 | SV *sv = TOPs; | |
1758 | register char *s; | |
1759 | ||
ed6116ce | 1760 | if (!SvPADTMP(sv)) { |
79072805 LW |
1761 | dTARGET; |
1762 | sv_setsv(TARG, sv); | |
1763 | sv = TARG; | |
1764 | SETs(sv); | |
1765 | } | |
a0d0e21e | 1766 | s = SvPV_force(sv, na); |
bbce6d69 | 1767 | if (*s) { |
1768 | if (op->op_private & OPpLOCALE) { | |
1769 | TAINT; | |
1770 | SvTAINTED_on(sv); | |
1771 | *s = toLOWER_LC(*s); | |
1772 | } | |
1773 | else | |
1774 | *s = toLOWER(*s); | |
1775 | } | |
79072805 LW |
1776 | |
1777 | SETs(sv); | |
1778 | RETURN; | |
1779 | } | |
1780 | ||
1781 | PP(pp_uc) | |
1782 | { | |
1783 | dSP; | |
1784 | SV *sv = TOPs; | |
1785 | register char *s; | |
463ee0b2 | 1786 | STRLEN len; |
79072805 | 1787 | |
ed6116ce | 1788 | if (!SvPADTMP(sv)) { |
79072805 LW |
1789 | dTARGET; |
1790 | sv_setsv(TARG, sv); | |
1791 | sv = TARG; | |
1792 | SETs(sv); | |
1793 | } | |
bbce6d69 | 1794 | |
a0d0e21e | 1795 | s = SvPV_force(sv, len); |
bbce6d69 | 1796 | if (len) { |
1797 | register char *send = s + len; | |
1798 | ||
1799 | if (op->op_private & OPpLOCALE) { | |
1800 | TAINT; | |
1801 | SvTAINTED_on(sv); | |
1802 | for (; s < send; s++) | |
1803 | *s = toUPPER_LC(*s); | |
1804 | } | |
1805 | else { | |
1806 | for (; s < send; s++) | |
1807 | *s = toUPPER(*s); | |
1808 | } | |
79072805 LW |
1809 | } |
1810 | RETURN; | |
1811 | } | |
1812 | ||
1813 | PP(pp_lc) | |
1814 | { | |
1815 | dSP; | |
1816 | SV *sv = TOPs; | |
1817 | register char *s; | |
463ee0b2 | 1818 | STRLEN len; |
79072805 | 1819 | |
ed6116ce | 1820 | if (!SvPADTMP(sv)) { |
79072805 LW |
1821 | dTARGET; |
1822 | sv_setsv(TARG, sv); | |
1823 | sv = TARG; | |
1824 | SETs(sv); | |
1825 | } | |
bbce6d69 | 1826 | |
a0d0e21e | 1827 | s = SvPV_force(sv, len); |
bbce6d69 | 1828 | if (len) { |
1829 | register char *send = s + len; | |
1830 | ||
1831 | if (op->op_private & OPpLOCALE) { | |
1832 | TAINT; | |
1833 | SvTAINTED_on(sv); | |
1834 | for (; s < send; s++) | |
1835 | *s = toLOWER_LC(*s); | |
1836 | } | |
1837 | else { | |
1838 | for (; s < send; s++) | |
1839 | *s = toLOWER(*s); | |
1840 | } | |
79072805 LW |
1841 | } |
1842 | RETURN; | |
1843 | } | |
1844 | ||
a0d0e21e | 1845 | PP(pp_quotemeta) |
79072805 | 1846 | { |
a0d0e21e LW |
1847 | dSP; dTARGET; |
1848 | SV *sv = TOPs; | |
1849 | STRLEN len; | |
1850 | register char *s = SvPV(sv,len); | |
1851 | register char *d; | |
79072805 | 1852 | |
a0d0e21e LW |
1853 | if (len) { |
1854 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 1855 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
1856 | d = SvPVX(TARG); |
1857 | while (len--) { | |
1858 | if (!isALNUM(*s)) | |
1859 | *d++ = '\\'; | |
1860 | *d++ = *s++; | |
79072805 | 1861 | } |
a0d0e21e LW |
1862 | *d = '\0'; |
1863 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1864 | (void)SvPOK_only(TARG); | |
79072805 | 1865 | } |
a0d0e21e LW |
1866 | else |
1867 | sv_setpvn(TARG, s, len); | |
1868 | SETs(TARG); | |
79072805 LW |
1869 | RETURN; |
1870 | } | |
1871 | ||
a0d0e21e | 1872 | /* Arrays. */ |
79072805 | 1873 | |
a0d0e21e | 1874 | PP(pp_aslice) |
79072805 | 1875 | { |
a0d0e21e LW |
1876 | dSP; dMARK; dORIGMARK; |
1877 | register SV** svp; | |
1878 | register AV* av = (AV*)POPs; | |
1879 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1880 | I32 arybase = curcop->cop_arybase; |
1881 | I32 elem; | |
79072805 | 1882 | |
a0d0e21e | 1883 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1884 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1885 | I32 max = -1; | |
1886 | for (svp = mark + 1; svp <= sp; svp++) { | |
1887 | elem = SvIVx(*svp); | |
1888 | if (elem > max) | |
1889 | max = elem; | |
1890 | } | |
1891 | if (max > AvMAX(av)) | |
1892 | av_extend(av, max); | |
1893 | } | |
a0d0e21e | 1894 | while (++MARK <= SP) { |
748a9306 | 1895 | elem = SvIVx(*MARK); |
a0d0e21e | 1896 | |
748a9306 LW |
1897 | if (elem > 0) |
1898 | elem -= arybase; | |
a0d0e21e LW |
1899 | svp = av_fetch(av, elem, lval); |
1900 | if (lval) { | |
1901 | if (!svp || *svp == &sv_undef) | |
1902 | DIE(no_aelem, elem); | |
1903 | if (op->op_private & OPpLVAL_INTRO) | |
1904 | save_svref(svp); | |
79072805 | 1905 | } |
a0d0e21e | 1906 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1907 | } |
1908 | } | |
748a9306 | 1909 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1910 | MARK = ORIGMARK; |
1911 | *++MARK = *SP; | |
1912 | SP = MARK; | |
1913 | } | |
79072805 LW |
1914 | RETURN; |
1915 | } | |
1916 | ||
1917 | /* Associative arrays. */ | |
1918 | ||
1919 | PP(pp_each) | |
1920 | { | |
1921 | dSP; dTARGET; | |
1922 | HV *hash = (HV*)POPs; | |
c07a80fd | 1923 | HE *entry; |
c07a80fd | 1924 | |
1925 | PUTBACK; | |
1926 | entry = hv_iternext(hash); /* might clobber stack_sp */ | |
1927 | SPAGAIN; | |
79072805 | 1928 | |
79072805 LW |
1929 | EXTEND(SP, 2); |
1930 | if (entry) { | |
f12c7020 | 1931 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
79072805 | 1932 | if (GIMME == G_ARRAY) { |
c07a80fd | 1933 | PUTBACK; |
1934 | sv_setsv(TARG, hv_iterval(hash, entry)); /* might clobber stack_sp */ | |
1935 | SPAGAIN; | |
8990e307 | 1936 | PUSHs(TARG); |
79072805 | 1937 | } |
79072805 LW |
1938 | } |
1939 | else if (GIMME == G_SCALAR) | |
1940 | RETPUSHUNDEF; | |
1941 | ||
1942 | RETURN; | |
1943 | } | |
1944 | ||
1945 | PP(pp_values) | |
1946 | { | |
1947 | return do_kv(ARGS); | |
1948 | } | |
1949 | ||
1950 | PP(pp_keys) | |
1951 | { | |
1952 | return do_kv(ARGS); | |
1953 | } | |
1954 | ||
1955 | PP(pp_delete) | |
1956 | { | |
1957 | dSP; | |
1958 | SV *sv; | |
5f05dabc | 1959 | HV *hv; |
1960 | ||
1961 | if (op->op_private & OPpSLICE) { | |
1962 | dMARK; dORIGMARK; | |
1963 | hv = (HV*)POPs; | |
1964 | if (SvTYPE(hv) != SVt_PVHV) | |
1965 | DIE("Not a HASH reference"); | |
1966 | while (++MARK <= SP) { | |
1967 | sv = hv_delete_ent(hv, *MARK, | |
1968 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
1969 | *MARK = sv ? sv : &sv_undef; | |
1970 | } | |
1971 | if (GIMME != G_ARRAY) { | |
1972 | MARK = ORIGMARK; | |
1973 | *++MARK = *SP; | |
1974 | SP = MARK; | |
1975 | } | |
1976 | } | |
1977 | else { | |
1978 | SV *keysv = POPs; | |
1979 | hv = (HV*)POPs; | |
1980 | if (SvTYPE(hv) != SVt_PVHV) | |
1981 | DIE("Not a HASH reference"); | |
1982 | sv = hv_delete_ent(hv, keysv, | |
1983 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
1984 | if (!sv) | |
1985 | sv = &sv_undef; | |
1986 | PUSHs(sv); | |
79072805 | 1987 | } |
79072805 LW |
1988 | RETURN; |
1989 | } | |
1990 | ||
a0d0e21e | 1991 | PP(pp_exists) |
79072805 | 1992 | { |
a0d0e21e LW |
1993 | dSP; |
1994 | SV *tmpsv = POPs; | |
1995 | HV *hv = (HV*)POPs; | |
a0d0e21e LW |
1996 | STRLEN len; |
1997 | if (SvTYPE(hv) != SVt_PVHV) { | |
1998 | DIE("Not a HASH reference"); | |
1999 | } | |
f12c7020 | 2000 | if (hv_exists_ent(hv, tmpsv, 0)) |
a0d0e21e LW |
2001 | RETPUSHYES; |
2002 | RETPUSHNO; | |
2003 | } | |
79072805 | 2004 | |
a0d0e21e LW |
2005 | PP(pp_hslice) |
2006 | { | |
2007 | dSP; dMARK; dORIGMARK; | |
f12c7020 | 2008 | register HE *he; |
a0d0e21e LW |
2009 | register HV *hv = (HV*)POPs; |
2010 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 2011 | |
a0d0e21e LW |
2012 | if (SvTYPE(hv) == SVt_PVHV) { |
2013 | while (++MARK <= SP) { | |
f12c7020 | 2014 | SV *keysv = *MARK; |
79072805 | 2015 | |
f12c7020 | 2016 | he = hv_fetch_ent(hv, keysv, lval, 0); |
a0d0e21e | 2017 | if (lval) { |
f12c7020 | 2018 | if (!he || HeVAL(he) == &sv_undef) |
2019 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 2020 | if (op->op_private & OPpLVAL_INTRO) |
f12c7020 | 2021 | save_svref(&HeVAL(he)); |
93a17b20 | 2022 | } |
f12c7020 | 2023 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
2024 | } |
2025 | } | |
a0d0e21e LW |
2026 | if (GIMME != G_ARRAY) { |
2027 | MARK = ORIGMARK; | |
2028 | *++MARK = *SP; | |
2029 | SP = MARK; | |
79072805 | 2030 | } |
a0d0e21e LW |
2031 | RETURN; |
2032 | } | |
2033 | ||
2034 | /* List operators. */ | |
2035 | ||
2036 | PP(pp_list) | |
2037 | { | |
2038 | dSP; dMARK; | |
2039 | if (GIMME != G_ARRAY) { | |
2040 | if (++MARK <= SP) | |
2041 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2042 | else |
a0d0e21e LW |
2043 | *MARK = &sv_undef; |
2044 | SP = MARK; | |
79072805 | 2045 | } |
a0d0e21e | 2046 | RETURN; |
79072805 LW |
2047 | } |
2048 | ||
a0d0e21e | 2049 | PP(pp_lslice) |
79072805 LW |
2050 | { |
2051 | dSP; | |
a0d0e21e LW |
2052 | SV **lastrelem = stack_sp; |
2053 | SV **lastlelem = stack_base + POPMARK; | |
2054 | SV **firstlelem = stack_base + POPMARK + 1; | |
2055 | register SV **firstrelem = lastlelem + 1; | |
2056 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2057 | I32 lval = op->op_flags & OPf_MOD; |
2058 | I32 is_something_there = lval; | |
79072805 | 2059 | |
a0d0e21e LW |
2060 | register I32 max = lastrelem - lastlelem; |
2061 | register SV **lelem; | |
2062 | register I32 ix; | |
2063 | ||
2064 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2065 | ix = SvIVx(*lastlelem); |
2066 | if (ix < 0) | |
2067 | ix += max; | |
2068 | else | |
2069 | ix -= arybase; | |
a0d0e21e LW |
2070 | if (ix < 0 || ix >= max) |
2071 | *firstlelem = &sv_undef; | |
2072 | else | |
2073 | *firstlelem = firstrelem[ix]; | |
2074 | SP = firstlelem; | |
2075 | RETURN; | |
2076 | } | |
2077 | ||
2078 | if (max == 0) { | |
2079 | SP = firstlelem - 1; | |
2080 | RETURN; | |
2081 | } | |
2082 | ||
2083 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2084 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2085 | if (ix < 0) { |
2086 | ix += max; | |
2087 | if (ix < 0) | |
2088 | *lelem = &sv_undef; | |
2089 | else if (!(*lelem = firstrelem[ix])) | |
2090 | *lelem = &sv_undef; | |
79072805 | 2091 | } |
748a9306 LW |
2092 | else { |
2093 | ix -= arybase; | |
2094 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2095 | *lelem = &sv_undef; | |
2096 | } | |
4633a7c4 LW |
2097 | if (!is_something_there && (SvOKp(*lelem) || SvGMAGICAL(*lelem))) |
2098 | is_something_there = TRUE; | |
79072805 | 2099 | } |
4633a7c4 LW |
2100 | if (is_something_there) |
2101 | SP = lastlelem; | |
2102 | else | |
2103 | SP = firstlelem - 1; | |
79072805 LW |
2104 | RETURN; |
2105 | } | |
2106 | ||
a0d0e21e LW |
2107 | PP(pp_anonlist) |
2108 | { | |
2109 | dSP; dMARK; | |
2110 | I32 items = SP - MARK; | |
2111 | SP = MARK; | |
2112 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
2113 | RETURN; | |
2114 | } | |
2115 | ||
2116 | PP(pp_anonhash) | |
79072805 LW |
2117 | { |
2118 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
2119 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2120 | ||
2121 | while (MARK < SP) { | |
2122 | SV* key = *++MARK; | |
a0d0e21e LW |
2123 | SV *val = NEWSV(46, 0); |
2124 | if (MARK < SP) | |
2125 | sv_setsv(val, *++MARK); | |
2126 | else | |
2127 | warn("Odd number of elements in hash list"); | |
f12c7020 | 2128 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2129 | } |
a0d0e21e LW |
2130 | SP = ORIGMARK; |
2131 | XPUSHs((SV*)hv); | |
79072805 LW |
2132 | RETURN; |
2133 | } | |
2134 | ||
a0d0e21e | 2135 | PP(pp_splice) |
79072805 | 2136 | { |
a0d0e21e LW |
2137 | dSP; dMARK; dORIGMARK; |
2138 | register AV *ary = (AV*)*++MARK; | |
2139 | register SV **src; | |
2140 | register SV **dst; | |
2141 | register I32 i; | |
2142 | register I32 offset; | |
2143 | register I32 length; | |
2144 | I32 newlen; | |
2145 | I32 after; | |
2146 | I32 diff; | |
2147 | SV **tmparyval = 0; | |
79072805 | 2148 | |
a0d0e21e | 2149 | SP++; |
79072805 | 2150 | |
a0d0e21e LW |
2151 | if (++MARK < SP) { |
2152 | offset = SvIVx(*MARK); | |
2153 | if (offset < 0) | |
2154 | offset += AvFILL(ary) + 1; | |
2155 | else | |
2156 | offset -= curcop->cop_arybase; | |
2157 | if (++MARK < SP) { | |
2158 | length = SvIVx(*MARK++); | |
2159 | if (length < 0) | |
2160 | length = 0; | |
79072805 LW |
2161 | } |
2162 | else | |
a0d0e21e | 2163 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2164 | } |
a0d0e21e LW |
2165 | else { |
2166 | offset = 0; | |
2167 | length = AvMAX(ary) + 1; | |
2168 | } | |
2169 | if (offset < 0) { | |
2170 | length += offset; | |
2171 | offset = 0; | |
2172 | if (length < 0) | |
2173 | length = 0; | |
2174 | } | |
2175 | if (offset > AvFILL(ary) + 1) | |
2176 | offset = AvFILL(ary) + 1; | |
2177 | after = AvFILL(ary) + 1 - (offset + length); | |
2178 | if (after < 0) { /* not that much array */ | |
2179 | length += after; /* offset+length now in array */ | |
2180 | after = 0; | |
2181 | if (!AvALLOC(ary)) | |
2182 | av_extend(ary, 0); | |
2183 | } | |
2184 | ||
2185 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2186 | ||
2187 | newlen = SP - MARK; | |
2188 | diff = newlen - length; | |
2189 | ||
2190 | if (diff < 0) { /* shrinking the area */ | |
2191 | if (newlen) { | |
2192 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2193 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2194 | } |
a0d0e21e LW |
2195 | |
2196 | MARK = ORIGMARK + 1; | |
2197 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2198 | MEXTEND(MARK, length); | |
2199 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2200 | if (AvREAL(ary)) { | |
bbce6d69 | 2201 | EXTEND_MORTAL(length); |
36477c24 | 2202 | for (i = length, dst = MARK; i; i--) { |
2203 | if (!SvIMMORTAL(*dst)) | |
2204 | sv_2mortal(*dst); /* free them eventualy */ | |
2205 | dst++; | |
2206 | } | |
a0d0e21e LW |
2207 | } |
2208 | MARK += length - 1; | |
79072805 | 2209 | } |
a0d0e21e LW |
2210 | else { |
2211 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2212 | if (AvREAL(ary)) { | |
36477c24 | 2213 | if (!SvIMMORTAL(*MARK)) |
2214 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2215 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2216 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2217 | } |
a0d0e21e LW |
2218 | } |
2219 | AvFILL(ary) += diff; | |
2220 | ||
2221 | /* pull up or down? */ | |
2222 | ||
2223 | if (offset < after) { /* easier to pull up */ | |
2224 | if (offset) { /* esp. if nothing to pull */ | |
2225 | src = &AvARRAY(ary)[offset-1]; | |
2226 | dst = src - diff; /* diff is negative */ | |
2227 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2228 | *dst-- = *src--; | |
79072805 | 2229 | } |
a0d0e21e LW |
2230 | dst = AvARRAY(ary); |
2231 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2232 | AvMAX(ary) += diff; | |
2233 | } | |
2234 | else { | |
2235 | if (after) { /* anything to pull down? */ | |
2236 | src = AvARRAY(ary) + offset + length; | |
2237 | dst = src + diff; /* diff is negative */ | |
2238 | Move(src, dst, after, SV*); | |
79072805 | 2239 | } |
a0d0e21e LW |
2240 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2241 | /* avoid later double free */ | |
2242 | } | |
2243 | i = -diff; | |
2244 | while (i) | |
2245 | dst[--i] = &sv_undef; | |
2246 | ||
2247 | if (newlen) { | |
2248 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2249 | newlen; newlen--) { | |
2250 | *dst = NEWSV(46, 0); | |
2251 | sv_setsv(*dst++, *src++); | |
79072805 | 2252 | } |
a0d0e21e LW |
2253 | Safefree(tmparyval); |
2254 | } | |
2255 | } | |
2256 | else { /* no, expanding (or same) */ | |
2257 | if (length) { | |
2258 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2259 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2260 | } | |
2261 | ||
2262 | if (diff > 0) { /* expanding */ | |
2263 | ||
2264 | /* push up or down? */ | |
2265 | ||
2266 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2267 | if (offset) { | |
2268 | src = AvARRAY(ary); | |
2269 | dst = src - diff; | |
2270 | Move(src, dst, offset, SV*); | |
79072805 | 2271 | } |
a0d0e21e LW |
2272 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2273 | AvMAX(ary) += diff; | |
2274 | AvFILL(ary) += diff; | |
79072805 LW |
2275 | } |
2276 | else { | |
a0d0e21e LW |
2277 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2278 | av_extend(ary, AvFILL(ary) + diff); | |
2279 | AvFILL(ary) += diff; | |
2280 | ||
2281 | if (after) { | |
2282 | dst = AvARRAY(ary) + AvFILL(ary); | |
2283 | src = dst - diff; | |
2284 | for (i = after; i; i--) { | |
2285 | *dst-- = *src--; | |
2286 | } | |
79072805 LW |
2287 | } |
2288 | } | |
a0d0e21e LW |
2289 | } |
2290 | ||
2291 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2292 | *dst = NEWSV(46, 0); | |
2293 | sv_setsv(*dst++, *src++); | |
2294 | } | |
2295 | MARK = ORIGMARK + 1; | |
2296 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2297 | if (length) { | |
2298 | Copy(tmparyval, MARK, length, SV*); | |
2299 | if (AvREAL(ary)) { | |
bbce6d69 | 2300 | EXTEND_MORTAL(length); |
36477c24 | 2301 | for (i = length, dst = MARK; i; i--) { |
2302 | if (!SvIMMORTAL(*dst)) | |
2303 | sv_2mortal(*dst); /* free them eventualy */ | |
2304 | dst++; | |
2305 | } | |
79072805 | 2306 | } |
a0d0e21e | 2307 | Safefree(tmparyval); |
79072805 | 2308 | } |
a0d0e21e LW |
2309 | MARK += length - 1; |
2310 | } | |
2311 | else if (length--) { | |
2312 | *MARK = tmparyval[length]; | |
2313 | if (AvREAL(ary)) { | |
36477c24 | 2314 | if (!SvIMMORTAL(*MARK)) |
2315 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2316 | while (length-- > 0) |
2317 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2318 | } |
a0d0e21e | 2319 | Safefree(tmparyval); |
79072805 | 2320 | } |
a0d0e21e LW |
2321 | else |
2322 | *MARK = &sv_undef; | |
79072805 | 2323 | } |
a0d0e21e | 2324 | SP = MARK; |
79072805 LW |
2325 | RETURN; |
2326 | } | |
2327 | ||
a0d0e21e | 2328 | PP(pp_push) |
79072805 LW |
2329 | { |
2330 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2331 | register AV *ary = (AV*)*++MARK; |
2332 | register SV *sv = &sv_undef; | |
79072805 | 2333 | |
a0d0e21e LW |
2334 | for (++MARK; MARK <= SP; MARK++) { |
2335 | sv = NEWSV(51, 0); | |
2336 | if (*MARK) | |
2337 | sv_setsv(sv, *MARK); | |
2338 | av_push(ary, sv); | |
79072805 LW |
2339 | } |
2340 | SP = ORIGMARK; | |
a0d0e21e | 2341 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2342 | RETURN; |
2343 | } | |
2344 | ||
a0d0e21e | 2345 | PP(pp_pop) |
79072805 LW |
2346 | { |
2347 | dSP; | |
a0d0e21e LW |
2348 | AV *av = (AV*)POPs; |
2349 | SV *sv = av_pop(av); | |
36477c24 | 2350 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2351 | (void)sv_2mortal(sv); |
2352 | PUSHs(sv); | |
79072805 | 2353 | RETURN; |
79072805 LW |
2354 | } |
2355 | ||
a0d0e21e | 2356 | PP(pp_shift) |
79072805 LW |
2357 | { |
2358 | dSP; | |
a0d0e21e LW |
2359 | AV *av = (AV*)POPs; |
2360 | SV *sv = av_shift(av); | |
79072805 | 2361 | EXTEND(SP, 1); |
a0d0e21e | 2362 | if (!sv) |
79072805 | 2363 | RETPUSHUNDEF; |
36477c24 | 2364 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2365 | (void)sv_2mortal(sv); |
2366 | PUSHs(sv); | |
79072805 | 2367 | RETURN; |
79072805 LW |
2368 | } |
2369 | ||
a0d0e21e | 2370 | PP(pp_unshift) |
79072805 | 2371 | { |
a0d0e21e LW |
2372 | dSP; dMARK; dORIGMARK; dTARGET; |
2373 | register AV *ary = (AV*)*++MARK; | |
2374 | register SV *sv; | |
2375 | register I32 i = 0; | |
79072805 | 2376 | |
a0d0e21e LW |
2377 | av_unshift(ary, SP - MARK); |
2378 | while (MARK < SP) { | |
2379 | sv = NEWSV(27, 0); | |
2380 | sv_setsv(sv, *++MARK); | |
2381 | (void)av_store(ary, i++, sv); | |
79072805 | 2382 | } |
79072805 | 2383 | |
a0d0e21e LW |
2384 | SP = ORIGMARK; |
2385 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2386 | RETURN; |
79072805 LW |
2387 | } |
2388 | ||
a0d0e21e | 2389 | PP(pp_reverse) |
79072805 | 2390 | { |
a0d0e21e LW |
2391 | dSP; dMARK; |
2392 | register SV *tmp; | |
2393 | SV **oldsp = SP; | |
79072805 | 2394 | |
a0d0e21e LW |
2395 | if (GIMME == G_ARRAY) { |
2396 | MARK++; | |
2397 | while (MARK < SP) { | |
2398 | tmp = *MARK; | |
2399 | *MARK++ = *SP; | |
2400 | *SP-- = tmp; | |
2401 | } | |
2402 | SP = oldsp; | |
79072805 LW |
2403 | } |
2404 | else { | |
a0d0e21e LW |
2405 | register char *up; |
2406 | register char *down; | |
2407 | register I32 tmp; | |
2408 | dTARGET; | |
2409 | STRLEN len; | |
79072805 | 2410 | |
a0d0e21e LW |
2411 | if (SP - MARK > 1) |
2412 | do_join(TARG, &sv_no, MARK, SP); | |
2413 | else | |
2414 | sv_setsv(TARG, *SP); | |
2415 | up = SvPV_force(TARG, len); | |
2416 | if (len > 1) { | |
2417 | down = SvPVX(TARG) + len - 1; | |
2418 | while (down > up) { | |
2419 | tmp = *up; | |
2420 | *up++ = *down; | |
2421 | *down-- = tmp; | |
2422 | } | |
2423 | (void)SvPOK_only(TARG); | |
79072805 | 2424 | } |
a0d0e21e LW |
2425 | SP = MARK + 1; |
2426 | SETTARG; | |
79072805 | 2427 | } |
a0d0e21e | 2428 | RETURN; |
79072805 LW |
2429 | } |
2430 | ||
55497cff | 2431 | static SV * |
2432 | mul128(sv, m) | |
2433 | SV *sv; | |
2434 | U8 m; | |
2435 | { | |
2436 | STRLEN len; | |
2437 | char *s = SvPV(sv, len); | |
2438 | char *t; | |
2439 | U32 i = 0; | |
2440 | ||
2441 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
2442 | SV *new = newSVpv("0000000000", 10); | |
2443 | ||
2444 | sv_catsv(new, sv); | |
2445 | SvREFCNT_dec(sv); /* free old sv */ | |
2446 | sv = new; | |
2447 | s = SvPV(sv, len); | |
2448 | } | |
2449 | t = s + len - 1; | |
2450 | while (!*t) /* trailing '\0'? */ | |
2451 | t--; | |
2452 | while (t > s) { | |
2453 | i = ((*t - '0') << 7) + m; | |
2454 | *(t--) = '0' + (i % 10); | |
2455 | m = i / 10; | |
2456 | } | |
2457 | return (sv); | |
2458 | } | |
2459 | ||
a0d0e21e LW |
2460 | /* Explosives and implosives. */ |
2461 | ||
2462 | PP(pp_unpack) | |
79072805 LW |
2463 | { |
2464 | dSP; | |
a0d0e21e | 2465 | dPOPPOPssrl; |
36477c24 | 2466 | SV **oldsp = sp; |
ed6116ce | 2467 | SV *sv; |
a0d0e21e LW |
2468 | STRLEN llen; |
2469 | STRLEN rlen; | |
2470 | register char *pat = SvPV(left, llen); | |
2471 | register char *s = SvPV(right, rlen); | |
2472 | char *strend = s + rlen; | |
2473 | char *strbeg = s; | |
2474 | register char *patend = pat + llen; | |
2475 | I32 datumtype; | |
2476 | register I32 len; | |
2477 | register I32 bits; | |
79072805 | 2478 | |
a0d0e21e LW |
2479 | /* These must not be in registers: */ |
2480 | I16 ashort; | |
2481 | int aint; | |
2482 | I32 along; | |
ecfc5424 AD |
2483 | #ifdef HAS_QUAD |
2484 | Quad_t aquad; | |
a0d0e21e LW |
2485 | #endif |
2486 | U16 aushort; | |
2487 | unsigned int auint; | |
2488 | U32 aulong; | |
ecfc5424 AD |
2489 | #ifdef HAS_QUAD |
2490 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2491 | #endif |
2492 | char *aptr; | |
2493 | float afloat; | |
2494 | double adouble; | |
2495 | I32 checksum = 0; | |
2496 | register U32 culong; | |
2497 | double cdouble; | |
2498 | static char* bitcount = 0; | |
79072805 | 2499 | |
a0d0e21e LW |
2500 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2501 | /*SUPPRESS 530*/ | |
2502 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2503 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2504 | patend++; |
2505 | while (isDIGIT(*patend) || *patend == '*') | |
2506 | patend++; | |
2507 | } | |
2508 | else | |
2509 | patend++; | |
79072805 | 2510 | } |
a0d0e21e LW |
2511 | while (pat < patend) { |
2512 | reparse: | |
2513 | datumtype = *pat++; | |
2514 | if (pat >= patend) | |
2515 | len = 1; | |
2516 | else if (*pat == '*') { | |
2517 | len = strend - strbeg; /* long enough */ | |
2518 | pat++; | |
2519 | } | |
2520 | else if (isDIGIT(*pat)) { | |
2521 | len = *pat++ - '0'; | |
2522 | while (isDIGIT(*pat)) | |
2523 | len = (len * 10) + (*pat++ - '0'); | |
2524 | } | |
2525 | else | |
2526 | len = (datumtype != '@'); | |
2527 | switch(datumtype) { | |
2528 | default: | |
2529 | break; | |
2530 | case '%': | |
2531 | if (len == 1 && pat[-1] != '1') | |
2532 | len = 16; | |
2533 | checksum = len; | |
2534 | culong = 0; | |
2535 | cdouble = 0; | |
2536 | if (pat < patend) | |
2537 | goto reparse; | |
2538 | break; | |
2539 | case '@': | |
2540 | if (len > strend - strbeg) | |
2541 | DIE("@ outside of string"); | |
2542 | s = strbeg + len; | |
2543 | break; | |
2544 | case 'X': | |
2545 | if (len > s - strbeg) | |
2546 | DIE("X outside of string"); | |
2547 | s -= len; | |
2548 | break; | |
2549 | case 'x': | |
2550 | if (len > strend - s) | |
2551 | DIE("x outside of string"); | |
2552 | s += len; | |
2553 | break; | |
2554 | case 'A': | |
2555 | case 'a': | |
2556 | if (len > strend - s) | |
2557 | len = strend - s; | |
2558 | if (checksum) | |
2559 | goto uchar_checksum; | |
2560 | sv = NEWSV(35, len); | |
2561 | sv_setpvn(sv, s, len); | |
2562 | s += len; | |
2563 | if (datumtype == 'A') { | |
2564 | aptr = s; /* borrow register */ | |
2565 | s = SvPVX(sv) + len - 1; | |
2566 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2567 | s--; | |
2568 | *++s = '\0'; | |
2569 | SvCUR_set(sv, s - SvPVX(sv)); | |
2570 | s = aptr; /* unborrow register */ | |
2571 | } | |
2572 | XPUSHs(sv_2mortal(sv)); | |
2573 | break; | |
2574 | case 'B': | |
2575 | case 'b': | |
2576 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2577 | len = (strend - s) * 8; | |
2578 | if (checksum) { | |
2579 | if (!bitcount) { | |
2580 | Newz(601, bitcount, 256, char); | |
2581 | for (bits = 1; bits < 256; bits++) { | |
2582 | if (bits & 1) bitcount[bits]++; | |
2583 | if (bits & 2) bitcount[bits]++; | |
2584 | if (bits & 4) bitcount[bits]++; | |
2585 | if (bits & 8) bitcount[bits]++; | |
2586 | if (bits & 16) bitcount[bits]++; | |
2587 | if (bits & 32) bitcount[bits]++; | |
2588 | if (bits & 64) bitcount[bits]++; | |
2589 | if (bits & 128) bitcount[bits]++; | |
2590 | } | |
2591 | } | |
2592 | while (len >= 8) { | |
2593 | culong += bitcount[*(unsigned char*)s++]; | |
2594 | len -= 8; | |
2595 | } | |
2596 | if (len) { | |
2597 | bits = *s; | |
2598 | if (datumtype == 'b') { | |
2599 | while (len-- > 0) { | |
2600 | if (bits & 1) culong++; | |
2601 | bits >>= 1; | |
2602 | } | |
2603 | } | |
2604 | else { | |
2605 | while (len-- > 0) { | |
2606 | if (bits & 128) culong++; | |
2607 | bits <<= 1; | |
2608 | } | |
2609 | } | |
2610 | } | |
79072805 LW |
2611 | break; |
2612 | } | |
a0d0e21e LW |
2613 | sv = NEWSV(35, len + 1); |
2614 | SvCUR_set(sv, len); | |
2615 | SvPOK_on(sv); | |
2616 | aptr = pat; /* borrow register */ | |
2617 | pat = SvPVX(sv); | |
2618 | if (datumtype == 'b') { | |
2619 | aint = len; | |
2620 | for (len = 0; len < aint; len++) { | |
2621 | if (len & 7) /*SUPPRESS 595*/ | |
2622 | bits >>= 1; | |
2623 | else | |
2624 | bits = *s++; | |
2625 | *pat++ = '0' + (bits & 1); | |
2626 | } | |
2627 | } | |
2628 | else { | |
2629 | aint = len; | |
2630 | for (len = 0; len < aint; len++) { | |
2631 | if (len & 7) | |
2632 | bits <<= 1; | |
2633 | else | |
2634 | bits = *s++; | |
2635 | *pat++ = '0' + ((bits & 128) != 0); | |
2636 | } | |
2637 | } | |
2638 | *pat = '\0'; | |
2639 | pat = aptr; /* unborrow register */ | |
2640 | XPUSHs(sv_2mortal(sv)); | |
2641 | break; | |
2642 | case 'H': | |
2643 | case 'h': | |
2644 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2645 | len = (strend - s) * 2; | |
2646 | sv = NEWSV(35, len + 1); | |
2647 | SvCUR_set(sv, len); | |
2648 | SvPOK_on(sv); | |
2649 | aptr = pat; /* borrow register */ | |
2650 | pat = SvPVX(sv); | |
2651 | if (datumtype == 'h') { | |
2652 | aint = len; | |
2653 | for (len = 0; len < aint; len++) { | |
2654 | if (len & 1) | |
2655 | bits >>= 4; | |
2656 | else | |
2657 | bits = *s++; | |
2658 | *pat++ = hexdigit[bits & 15]; | |
2659 | } | |
2660 | } | |
2661 | else { | |
2662 | aint = len; | |
2663 | for (len = 0; len < aint; len++) { | |
2664 | if (len & 1) | |
2665 | bits <<= 4; | |
2666 | else | |
2667 | bits = *s++; | |
2668 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2669 | } | |
2670 | } | |
2671 | *pat = '\0'; | |
2672 | pat = aptr; /* unborrow register */ | |
2673 | XPUSHs(sv_2mortal(sv)); | |
2674 | break; | |
2675 | case 'c': | |
2676 | if (len > strend - s) | |
2677 | len = strend - s; | |
2678 | if (checksum) { | |
2679 | while (len-- > 0) { | |
2680 | aint = *s++; | |
2681 | if (aint >= 128) /* fake up signed chars */ | |
2682 | aint -= 256; | |
2683 | culong += aint; | |
2684 | } | |
2685 | } | |
2686 | else { | |
2687 | EXTEND(SP, len); | |
bbce6d69 | 2688 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2689 | while (len-- > 0) { |
2690 | aint = *s++; | |
2691 | if (aint >= 128) /* fake up signed chars */ | |
2692 | aint -= 256; | |
2693 | sv = NEWSV(36, 0); | |
2694 | sv_setiv(sv, (I32)aint); | |
2695 | PUSHs(sv_2mortal(sv)); | |
2696 | } | |
2697 | } | |
2698 | break; | |
2699 | case 'C': | |
2700 | if (len > strend - s) | |
2701 | len = strend - s; | |
2702 | if (checksum) { | |
2703 | uchar_checksum: | |
2704 | while (len-- > 0) { | |
2705 | auint = *s++ & 255; | |
2706 | culong += auint; | |
2707 | } | |
2708 | } | |
2709 | else { | |
2710 | EXTEND(SP, len); | |
bbce6d69 | 2711 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2712 | while (len-- > 0) { |
2713 | auint = *s++ & 255; | |
2714 | sv = NEWSV(37, 0); | |
2715 | sv_setiv(sv, (I32)auint); | |
2716 | PUSHs(sv_2mortal(sv)); | |
2717 | } | |
2718 | } | |
2719 | break; | |
2720 | case 's': | |
2721 | along = (strend - s) / sizeof(I16); | |
2722 | if (len > along) | |
2723 | len = along; | |
2724 | if (checksum) { | |
2725 | while (len-- > 0) { | |
2726 | Copy(s, &ashort, 1, I16); | |
2727 | s += sizeof(I16); | |
2728 | culong += ashort; | |
2729 | } | |
2730 | } | |
2731 | else { | |
2732 | EXTEND(SP, len); | |
bbce6d69 | 2733 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2734 | while (len-- > 0) { |
2735 | Copy(s, &ashort, 1, I16); | |
2736 | s += sizeof(I16); | |
2737 | sv = NEWSV(38, 0); | |
2738 | sv_setiv(sv, (I32)ashort); | |
2739 | PUSHs(sv_2mortal(sv)); | |
2740 | } | |
2741 | } | |
2742 | break; | |
2743 | case 'v': | |
2744 | case 'n': | |
2745 | case 'S': | |
2746 | along = (strend - s) / sizeof(U16); | |
2747 | if (len > along) | |
2748 | len = along; | |
2749 | if (checksum) { | |
2750 | while (len-- > 0) { | |
2751 | Copy(s, &aushort, 1, U16); | |
2752 | s += sizeof(U16); | |
2753 | #ifdef HAS_NTOHS | |
2754 | if (datumtype == 'n') | |
2755 | aushort = ntohs(aushort); | |
79072805 | 2756 | #endif |
a0d0e21e LW |
2757 | #ifdef HAS_VTOHS |
2758 | if (datumtype == 'v') | |
2759 | aushort = vtohs(aushort); | |
79072805 | 2760 | #endif |
a0d0e21e LW |
2761 | culong += aushort; |
2762 | } | |
2763 | } | |
2764 | else { | |
2765 | EXTEND(SP, len); | |
bbce6d69 | 2766 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2767 | while (len-- > 0) { |
2768 | Copy(s, &aushort, 1, U16); | |
2769 | s += sizeof(U16); | |
2770 | sv = NEWSV(39, 0); | |
2771 | #ifdef HAS_NTOHS | |
2772 | if (datumtype == 'n') | |
2773 | aushort = ntohs(aushort); | |
79072805 | 2774 | #endif |
a0d0e21e LW |
2775 | #ifdef HAS_VTOHS |
2776 | if (datumtype == 'v') | |
2777 | aushort = vtohs(aushort); | |
79072805 | 2778 | #endif |
a0d0e21e LW |
2779 | sv_setiv(sv, (I32)aushort); |
2780 | PUSHs(sv_2mortal(sv)); | |
2781 | } | |
2782 | } | |
2783 | break; | |
2784 | case 'i': | |
2785 | along = (strend - s) / sizeof(int); | |
2786 | if (len > along) | |
2787 | len = along; | |
2788 | if (checksum) { | |
2789 | while (len-- > 0) { | |
2790 | Copy(s, &aint, 1, int); | |
2791 | s += sizeof(int); | |
2792 | if (checksum > 32) | |
2793 | cdouble += (double)aint; | |
2794 | else | |
2795 | culong += aint; | |
2796 | } | |
2797 | } | |
2798 | else { | |
2799 | EXTEND(SP, len); | |
bbce6d69 | 2800 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2801 | while (len-- > 0) { |
2802 | Copy(s, &aint, 1, int); | |
2803 | s += sizeof(int); | |
2804 | sv = NEWSV(40, 0); | |
2805 | sv_setiv(sv, (I32)aint); | |
2806 | PUSHs(sv_2mortal(sv)); | |
2807 | } | |
2808 | } | |
2809 | break; | |
2810 | case 'I': | |
2811 | along = (strend - s) / sizeof(unsigned int); | |
2812 | if (len > along) | |
2813 | len = along; | |
2814 | if (checksum) { | |
2815 | while (len-- > 0) { | |
2816 | Copy(s, &auint, 1, unsigned int); | |
2817 | s += sizeof(unsigned int); | |
2818 | if (checksum > 32) | |
2819 | cdouble += (double)auint; | |
2820 | else | |
2821 | culong += auint; | |
2822 | } | |
2823 | } | |
2824 | else { | |
2825 | EXTEND(SP, len); | |
bbce6d69 | 2826 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2827 | while (len-- > 0) { |
2828 | Copy(s, &auint, 1, unsigned int); | |
2829 | s += sizeof(unsigned int); | |
2830 | sv = NEWSV(41, 0); | |
1e11cddc | 2831 | if (auint <= I32_MAX) |
2832 | sv_setiv(sv, (I32)auint); | |
2833 | else | |
2834 | sv_setnv(sv, (double)auint); | |
a0d0e21e LW |
2835 | PUSHs(sv_2mortal(sv)); |
2836 | } | |
2837 | } | |
2838 | break; | |
2839 | case 'l': | |
2840 | along = (strend - s) / sizeof(I32); | |
2841 | if (len > along) | |
2842 | len = along; | |
2843 | if (checksum) { | |
2844 | while (len-- > 0) { | |
2845 | Copy(s, &along, 1, I32); | |
2846 | s += sizeof(I32); | |
2847 | if (checksum > 32) | |
2848 | cdouble += (double)along; | |
2849 | else | |
2850 | culong += along; | |
2851 | } | |
2852 | } | |
2853 | else { | |
2854 | EXTEND(SP, len); | |
bbce6d69 | 2855 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2856 | while (len-- > 0) { |
2857 | Copy(s, &along, 1, I32); | |
2858 | s += sizeof(I32); | |
2859 | sv = NEWSV(42, 0); | |
2860 | sv_setiv(sv, (I32)along); | |
2861 | PUSHs(sv_2mortal(sv)); | |
2862 | } | |
79072805 | 2863 | } |
a0d0e21e LW |
2864 | break; |
2865 | case 'V': | |
2866 | case 'N': | |
2867 | case 'L': | |
2868 | along = (strend - s) / sizeof(U32); | |
2869 | if (len > along) | |
2870 | len = along; | |
2871 | if (checksum) { | |
2872 | while (len-- > 0) { | |
2873 | Copy(s, &aulong, 1, U32); | |
2874 | s += sizeof(U32); | |
2875 | #ifdef HAS_NTOHL | |
2876 | if (datumtype == 'N') | |
2877 | aulong = ntohl(aulong); | |
79072805 | 2878 | #endif |
a0d0e21e LW |
2879 | #ifdef HAS_VTOHL |
2880 | if (datumtype == 'V') | |
2881 | aulong = vtohl(aulong); | |
79072805 | 2882 | #endif |
a0d0e21e LW |
2883 | if (checksum > 32) |
2884 | cdouble += (double)aulong; | |
2885 | else | |
2886 | culong += aulong; | |
2887 | } | |
2888 | } | |
2889 | else { | |
2890 | EXTEND(SP, len); | |
bbce6d69 | 2891 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2892 | while (len-- > 0) { |
2893 | Copy(s, &aulong, 1, U32); | |
2894 | s += sizeof(U32); | |
2895 | sv = NEWSV(43, 0); | |
2896 | #ifdef HAS_NTOHL | |
2897 | if (datumtype == 'N') | |
2898 | aulong = ntohl(aulong); | |
79072805 | 2899 | #endif |
a0d0e21e LW |
2900 | #ifdef HAS_VTOHL |
2901 | if (datumtype == 'V') | |
2902 | aulong = vtohl(aulong); | |
79072805 | 2903 | #endif |
a0d0e21e LW |
2904 | sv_setnv(sv, (double)aulong); |
2905 | PUSHs(sv_2mortal(sv)); | |
2906 | } | |
2907 | } | |
2908 | break; | |
2909 | case 'p': | |
2910 | along = (strend - s) / sizeof(char*); | |
2911 | if (len > along) | |
2912 | len = along; | |
2913 | EXTEND(SP, len); | |
bbce6d69 | 2914 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2915 | while (len-- > 0) { |
2916 | if (sizeof(char*) > strend - s) | |
2917 | break; | |
2918 | else { | |
2919 | Copy(s, &aptr, 1, char*); | |
2920 | s += sizeof(char*); | |
2921 | } | |
2922 | sv = NEWSV(44, 0); | |
2923 | if (aptr) | |
2924 | sv_setpv(sv, aptr); | |
2925 | PUSHs(sv_2mortal(sv)); | |
2926 | } | |
2927 | break; | |
def98dd4 | 2928 | case 'w': |
def98dd4 | 2929 | EXTEND(SP, len); |
bbce6d69 | 2930 | EXTEND_MORTAL(len); |
2931 | { | |
2932 | UV auv = 0; | |
2933 | U32 bytes = 0; | |
2934 | ||
2935 | while ((len > 0) && (s < strend)) { | |
2936 | auv = (auv << 7) | (*s & 0x7f); | |
2937 | if (!(*s++ & 0x80)) { | |
2938 | bytes = 0; | |
2939 | sv = NEWSV(40, 0); | |
2940 | sv_setuv(sv, auv); | |
2941 | PUSHs(sv_2mortal(sv)); | |
2942 | len--; | |
2943 | auv = 0; | |
2944 | } | |
2945 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
2946 | char decn[sizeof(UV) * 3 + 1]; | |
2947 | char *t; | |
2948 | ||
2949 | (void) sprintf(decn, "%0*ld", sizeof(decn) - 1, auv); | |
2950 | sv = newSVpv(decn, 0); | |
2951 | while (s < strend) { | |
2952 | sv = mul128(sv, *s & 0x7f); | |
2953 | if (!(*s++ & 0x80)) { | |
2954 | bytes = 0; | |
2955 | break; | |
2956 | } | |
2957 | } | |
2958 | t = SvPV(sv, na); | |
2959 | while (*t == '0') | |
2960 | t++; | |
2961 | sv_chop(sv, t); | |
2962 | PUSHs(sv_2mortal(sv)); | |
2963 | len--; | |
2964 | auv = 0; | |
2965 | } | |
2966 | } | |
2967 | if ((s >= strend) && bytes) | |
2968 | croak("Unterminated compressed integer"); | |
2969 | } | |
def98dd4 | 2970 | break; |
a0d0e21e LW |
2971 | case 'P': |
2972 | EXTEND(SP, 1); | |
2973 | if (sizeof(char*) > strend - s) | |
2974 | break; | |
2975 | else { | |
2976 | Copy(s, &aptr, 1, char*); | |
2977 | s += sizeof(char*); | |
2978 | } | |
2979 | sv = NEWSV(44, 0); | |
2980 | if (aptr) | |
2981 | sv_setpvn(sv, aptr, len); | |
2982 | PUSHs(sv_2mortal(sv)); | |
2983 | break; | |
ecfc5424 | 2984 | #ifdef HAS_QUAD |
a0d0e21e LW |
2985 | case 'q': |
2986 | EXTEND(SP, len); | |
bbce6d69 | 2987 | EXTEND_MORTAL(len); |
a0d0e21e | 2988 | while (len-- > 0) { |
ecfc5424 | 2989 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2990 | aquad = 0; |
2991 | else { | |
ecfc5424 AD |
2992 | Copy(s, &aquad, 1, Quad_t); |
2993 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2994 | } |
2995 | sv = NEWSV(42, 0); | |
2996 | sv_setiv(sv, (IV)aquad); | |
2997 | PUSHs(sv_2mortal(sv)); | |
2998 | } | |
2999 | break; | |
3000 | case 'Q': | |
3001 | EXTEND(SP, len); | |
bbce6d69 | 3002 | EXTEND_MORTAL(len); |
a0d0e21e | 3003 | while (len-- > 0) { |
ecfc5424 | 3004 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
3005 | auquad = 0; |
3006 | else { | |
ecfc5424 AD |
3007 | Copy(s, &auquad, 1, unsigned Quad_t); |
3008 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
3009 | } |
3010 | sv = NEWSV(43, 0); | |
3011 | sv_setiv(sv, (IV)auquad); | |
3012 | PUSHs(sv_2mortal(sv)); | |
3013 | } | |
3014 | break; | |
79072805 | 3015 | #endif |
a0d0e21e LW |
3016 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
3017 | case 'f': | |
3018 | case 'F': | |
3019 | along = (strend - s) / sizeof(float); | |
3020 | if (len > along) | |
3021 | len = along; | |
3022 | if (checksum) { | |
3023 | while (len-- > 0) { | |
3024 | Copy(s, &afloat, 1, float); | |
3025 | s += sizeof(float); | |
3026 | cdouble += afloat; | |
3027 | } | |
3028 | } | |
3029 | else { | |
3030 | EXTEND(SP, len); | |
bbce6d69 | 3031 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3032 | while (len-- > 0) { |
3033 | Copy(s, &afloat, 1, float); | |
3034 | s += sizeof(float); | |
3035 | sv = NEWSV(47, 0); | |
3036 | sv_setnv(sv, (double)afloat); | |
3037 | PUSHs(sv_2mortal(sv)); | |
3038 | } | |
3039 | } | |
3040 | break; | |
3041 | case 'd': | |
3042 | case 'D': | |
3043 | along = (strend - s) / sizeof(double); | |
3044 | if (len > along) | |
3045 | len = along; | |
3046 | if (checksum) { | |
3047 | while (len-- > 0) { | |
3048 | Copy(s, &adouble, 1, double); | |
3049 | s += sizeof(double); | |
3050 | cdouble += adouble; | |
3051 | } | |
3052 | } | |
3053 | else { | |
3054 | EXTEND(SP, len); | |
bbce6d69 | 3055 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3056 | while (len-- > 0) { |
3057 | Copy(s, &adouble, 1, double); | |
3058 | s += sizeof(double); | |
3059 | sv = NEWSV(48, 0); | |
3060 | sv_setnv(sv, (double)adouble); | |
3061 | PUSHs(sv_2mortal(sv)); | |
3062 | } | |
3063 | } | |
3064 | break; | |
3065 | case 'u': | |
3066 | along = (strend - s) * 3 / 4; | |
3067 | sv = NEWSV(42, along); | |
f12c7020 | 3068 | if (along) |
3069 | SvPOK_on(sv); | |
a0d0e21e LW |
3070 | while (s < strend && *s > ' ' && *s < 'a') { |
3071 | I32 a, b, c, d; | |
3072 | char hunk[4]; | |
79072805 | 3073 | |
a0d0e21e LW |
3074 | hunk[3] = '\0'; |
3075 | len = (*s++ - ' ') & 077; | |
3076 | while (len > 0) { | |
3077 | if (s < strend && *s >= ' ') | |
3078 | a = (*s++ - ' ') & 077; | |
3079 | else | |
3080 | a = 0; | |
3081 | if (s < strend && *s >= ' ') | |
3082 | b = (*s++ - ' ') & 077; | |
3083 | else | |
3084 | b = 0; | |
3085 | if (s < strend && *s >= ' ') | |
3086 | c = (*s++ - ' ') & 077; | |
3087 | else | |
3088 | c = 0; | |
3089 | if (s < strend && *s >= ' ') | |
3090 | d = (*s++ - ' ') & 077; | |
3091 | else | |
3092 | d = 0; | |
3093 | hunk[0] = a << 2 | b >> 4; | |
3094 | hunk[1] = b << 4 | c >> 2; | |
3095 | hunk[2] = c << 6 | d; | |
3096 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3097 | len -= 3; | |
3098 | } | |
3099 | if (*s == '\n') | |
3100 | s++; | |
3101 | else if (s[1] == '\n') /* possible checksum byte */ | |
3102 | s += 2; | |
79072805 | 3103 | } |
a0d0e21e LW |
3104 | XPUSHs(sv_2mortal(sv)); |
3105 | break; | |
79072805 | 3106 | } |
a0d0e21e LW |
3107 | if (checksum) { |
3108 | sv = NEWSV(42, 0); | |
3109 | if (strchr("fFdD", datumtype) || | |
3110 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3111 | double trouble; | |
79072805 | 3112 | |
a0d0e21e LW |
3113 | adouble = 1.0; |
3114 | while (checksum >= 16) { | |
3115 | checksum -= 16; | |
3116 | adouble *= 65536.0; | |
3117 | } | |
3118 | while (checksum >= 4) { | |
3119 | checksum -= 4; | |
3120 | adouble *= 16.0; | |
3121 | } | |
3122 | while (checksum--) | |
3123 | adouble *= 2.0; | |
3124 | along = (1 << checksum) - 1; | |
3125 | while (cdouble < 0.0) | |
3126 | cdouble += adouble; | |
3127 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3128 | sv_setnv(sv, cdouble); | |
3129 | } | |
3130 | else { | |
3131 | if (checksum < 32) { | |
3132 | along = (1 << checksum) - 1; | |
3133 | culong &= (U32)along; | |
3134 | } | |
3135 | sv_setnv(sv, (double)culong); | |
3136 | } | |
3137 | XPUSHs(sv_2mortal(sv)); | |
3138 | checksum = 0; | |
79072805 | 3139 | } |
79072805 | 3140 | } |
36477c24 | 3141 | if (sp == oldsp && GIMME != G_ARRAY) |
3142 | PUSHs(&sv_undef); | |
79072805 | 3143 | RETURN; |
79072805 LW |
3144 | } |
3145 | ||
a0d0e21e LW |
3146 | static void |
3147 | doencodes(sv, s, len) | |
3148 | register SV *sv; | |
3149 | register char *s; | |
3150 | register I32 len; | |
79072805 | 3151 | { |
a0d0e21e | 3152 | char hunk[5]; |
79072805 | 3153 | |
a0d0e21e LW |
3154 | *hunk = len + ' '; |
3155 | sv_catpvn(sv, hunk, 1); | |
3156 | hunk[4] = '\0'; | |
3157 | while (len > 0) { | |
3158 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3159 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3160 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3161 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3162 | sv_catpvn(sv, hunk, 4); | |
3163 | s += 3; | |
3164 | len -= 3; | |
3165 | } | |
3166 | for (s = SvPVX(sv); *s; s++) { | |
3167 | if (*s == ' ') | |
3168 | *s = '`'; | |
3169 | } | |
3170 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3171 | } |
3172 | ||
55497cff | 3173 | static SV * |
3174 | is_an_int(s, l) | |
3175 | char *s; | |
3176 | STRLEN l; | |
3177 | { | |
3178 | SV *result = newSVpv("", l); | |
3179 | char *result_c = SvPV(result, na); /* convenience */ | |
3180 | char *out = result_c; | |
3181 | bool skip = 1; | |
3182 | bool ignore = 0; | |
3183 | ||
3184 | while (*s) { | |
3185 | switch (*s) { | |
3186 | case ' ': | |
3187 | break; | |
3188 | case '+': | |
3189 | if (!skip) { | |
3190 | SvREFCNT_dec(result); | |
3191 | return (NULL); | |
3192 | } | |
3193 | break; | |
3194 | case '0': | |
3195 | case '1': | |
3196 | case '2': | |
3197 | case '3': | |
3198 | case '4': | |
3199 | case '5': | |
3200 | case '6': | |
3201 | case '7': | |
3202 | case '8': | |
3203 | case '9': | |
3204 | skip = 0; | |
3205 | if (!ignore) { | |
3206 | *(out++) = *s; | |
3207 | } | |
3208 | break; | |
3209 | case '.': | |
3210 | ignore = 1; | |
3211 | break; | |
3212 | default: | |
3213 | SvREFCNT_dec(result); | |
3214 | return (NULL); | |
3215 | } | |
3216 | s++; | |
3217 | } | |
3218 | *(out++) = '\0'; | |
3219 | SvCUR_set(result, out - result_c); | |
3220 | return (result); | |
3221 | } | |
3222 | ||
3223 | static int | |
3224 | div128(pnum, done) | |
3225 | SV *pnum; /* must be '\0' terminated */ | |
3226 | bool *done; | |
3227 | { | |
3228 | STRLEN len; | |
3229 | char *s = SvPV(pnum, len); | |
3230 | int m = 0; | |
3231 | int r = 0; | |
3232 | char *t = s; | |
3233 | ||
3234 | *done = 1; | |
3235 | while (*t) { | |
3236 | int i; | |
3237 | ||
3238 | i = m * 10 + (*t - '0'); | |
3239 | m = i & 0x7F; | |
3240 | r = (i >> 7); /* r < 10 */ | |
3241 | if (r) { | |
3242 | *done = 0; | |
3243 | } | |
3244 | *(t++) = '0' + r; | |
3245 | } | |
3246 | *(t++) = '\0'; | |
3247 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3248 | return (m); | |
3249 | } | |
3250 | ||
3251 | ||
a0d0e21e | 3252 | PP(pp_pack) |
79072805 | 3253 | { |
a0d0e21e LW |
3254 | dSP; dMARK; dORIGMARK; dTARGET; |
3255 | register SV *cat = TARG; | |
3256 | register I32 items; | |
3257 | STRLEN fromlen; | |
3258 | register char *pat = SvPVx(*++MARK, fromlen); | |
3259 | register char *patend = pat + fromlen; | |
3260 | register I32 len; | |
3261 | I32 datumtype; | |
3262 | SV *fromstr; | |
3263 | /*SUPPRESS 442*/ | |
3264 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3265 | static char *space10 = " "; | |
79072805 | 3266 | |
a0d0e21e LW |
3267 | /* These must not be in registers: */ |
3268 | char achar; | |
3269 | I16 ashort; | |
3270 | int aint; | |
3271 | unsigned int auint; | |
3272 | I32 along; | |
3273 | U32 aulong; | |
ecfc5424 AD |
3274 | #ifdef HAS_QUAD |
3275 | Quad_t aquad; | |
3276 | unsigned Quad_t auquad; | |
79072805 | 3277 | #endif |
a0d0e21e LW |
3278 | char *aptr; |
3279 | float afloat; | |
3280 | double adouble; | |
79072805 | 3281 | |
a0d0e21e LW |
3282 | items = SP - MARK; |
3283 | MARK++; | |
3284 | sv_setpvn(cat, "", 0); | |
3285 | while (pat < patend) { | |
3286 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
3287 | datumtype = *pat++; | |
3288 | if (*pat == '*') { | |
3289 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3290 | pat++; | |
3291 | } | |
3292 | else if (isDIGIT(*pat)) { | |
3293 | len = *pat++ - '0'; | |
3294 | while (isDIGIT(*pat)) | |
3295 | len = (len * 10) + (*pat++ - '0'); | |
3296 | } | |
3297 | else | |
3298 | len = 1; | |
3299 | switch(datumtype) { | |
3300 | default: | |
3301 | break; | |
3302 | case '%': | |
3303 | DIE("%% may only be used in unpack"); | |
3304 | case '@': | |
3305 | len -= SvCUR(cat); | |
3306 | if (len > 0) | |
3307 | goto grow; | |
3308 | len = -len; | |
3309 | if (len > 0) | |
3310 | goto shrink; | |
3311 | break; | |
3312 | case 'X': | |
3313 | shrink: | |
3314 | if (SvCUR(cat) < len) | |
3315 | DIE("X outside of string"); | |
3316 | SvCUR(cat) -= len; | |
3317 | *SvEND(cat) = '\0'; | |
3318 | break; | |
3319 | case 'x': | |
3320 | grow: | |
3321 | while (len >= 10) { | |
3322 | sv_catpvn(cat, null10, 10); | |
3323 | len -= 10; | |
3324 | } | |
3325 | sv_catpvn(cat, null10, len); | |
3326 | break; | |
3327 | case 'A': | |
3328 | case 'a': | |
3329 | fromstr = NEXTFROM; | |
3330 | aptr = SvPV(fromstr, fromlen); | |
3331 | if (pat[-1] == '*') | |
3332 | len = fromlen; | |
3333 | if (fromlen > len) | |
3334 | sv_catpvn(cat, aptr, len); | |
3335 | else { | |
3336 | sv_catpvn(cat, aptr, fromlen); | |
3337 | len -= fromlen; | |
3338 | if (datumtype == 'A') { | |
3339 | while (len >= 10) { | |
3340 | sv_catpvn(cat, space10, 10); | |
3341 | len -= 10; | |
3342 | } | |
3343 | sv_catpvn(cat, space10, len); | |
3344 | } | |
3345 | else { | |
3346 | while (len >= 10) { | |
3347 | sv_catpvn(cat, null10, 10); | |
3348 | len -= 10; | |
3349 | } | |
3350 | sv_catpvn(cat, null10, len); | |
3351 | } | |
3352 | } | |
3353 | break; | |
3354 | case 'B': | |
3355 | case 'b': | |
3356 | { | |
3357 | char *savepat = pat; | |
3358 | I32 saveitems; | |
79072805 | 3359 | |
a0d0e21e LW |
3360 | fromstr = NEXTFROM; |
3361 | saveitems = items; | |
3362 | aptr = SvPV(fromstr, fromlen); | |
3363 | if (pat[-1] == '*') | |
3364 | len = fromlen; | |
3365 | pat = aptr; | |
3366 | aint = SvCUR(cat); | |
3367 | SvCUR(cat) += (len+7)/8; | |
3368 | SvGROW(cat, SvCUR(cat) + 1); | |
3369 | aptr = SvPVX(cat) + aint; | |
3370 | if (len > fromlen) | |
3371 | len = fromlen; | |
3372 | aint = len; | |
3373 | items = 0; | |
3374 | if (datumtype == 'B') { | |
3375 | for (len = 0; len++ < aint;) { | |
3376 | items |= *pat++ & 1; | |
3377 | if (len & 7) | |
3378 | items <<= 1; | |
3379 | else { | |
3380 | *aptr++ = items & 0xff; | |
3381 | items = 0; | |
3382 | } | |
3383 | } | |
3384 | } | |
3385 | else { | |
3386 | for (len = 0; len++ < aint;) { | |
3387 | if (*pat++ & 1) | |
3388 | items |= 128; | |
3389 | if (len & 7) | |
3390 | items >>= 1; | |
3391 | else { | |
3392 | *aptr++ = items & 0xff; | |
3393 | items = 0; | |
3394 | } | |
3395 | } | |
3396 | } | |
3397 | if (aint & 7) { | |
3398 | if (datumtype == 'B') | |
3399 | items <<= 7 - (aint & 7); | |
3400 | else | |
3401 | items >>= 7 - (aint & 7); | |
3402 | *aptr++ = items & 0xff; | |
3403 | } | |
3404 | pat = SvPVX(cat) + SvCUR(cat); | |
3405 | while (aptr <= pat) | |
3406 | *aptr++ = '\0'; | |
79072805 | 3407 | |
a0d0e21e LW |
3408 | pat = savepat; |
3409 | items = saveitems; | |
3410 | } | |
3411 | break; | |
3412 | case 'H': | |
3413 | case 'h': | |
3414 | { | |
3415 | char *savepat = pat; | |
3416 | I32 saveitems; | |
79072805 | 3417 | |
a0d0e21e LW |
3418 | fromstr = NEXTFROM; |
3419 | saveitems = items; | |
3420 | aptr = SvPV(fromstr, fromlen); | |
3421 | if (pat[-1] == '*') | |
3422 | len = fromlen; | |
3423 | pat = aptr; | |
3424 | aint = SvCUR(cat); | |
3425 | SvCUR(cat) += (len+1)/2; | |
3426 | SvGROW(cat, SvCUR(cat) + 1); | |
3427 | aptr = SvPVX(cat) + aint; | |
3428 | if (len > fromlen) | |
3429 | len = fromlen; | |
3430 | aint = len; | |
3431 | items = 0; | |
3432 | if (datumtype == 'H') { | |
3433 | for (len = 0; len++ < aint;) { | |
3434 | if (isALPHA(*pat)) | |
3435 | items |= ((*pat++ & 15) + 9) & 15; | |
3436 | else | |
3437 | items |= *pat++ & 15; | |
3438 | if (len & 1) | |
3439 | items <<= 4; | |
3440 | else { | |
3441 | *aptr++ = items & 0xff; | |
3442 | items = 0; | |
3443 | } | |
3444 | } | |
3445 | } | |
3446 | else { | |
3447 | for (len = 0; len++ < aint;) { | |
3448 | if (isALPHA(*pat)) | |
3449 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3450 | else | |
3451 | items |= (*pat++ & 15) << 4; | |
3452 | if (len & 1) | |
3453 | items >>= 4; | |
3454 | else { | |
3455 | *aptr++ = items & 0xff; | |
3456 | items = 0; | |
3457 | } | |
3458 | } | |
3459 | } | |
3460 | if (aint & 1) | |
3461 | *aptr++ = items & 0xff; | |
3462 | pat = SvPVX(cat) + SvCUR(cat); | |
3463 | while (aptr <= pat) | |
3464 | *aptr++ = '\0'; | |
79072805 | 3465 | |
a0d0e21e LW |
3466 | pat = savepat; |
3467 | items = saveitems; | |
3468 | } | |
3469 | break; | |
3470 | case 'C': | |
3471 | case 'c': | |
3472 | while (len-- > 0) { | |
3473 | fromstr = NEXTFROM; | |
3474 | aint = SvIV(fromstr); | |
3475 | achar = aint; | |
3476 | sv_catpvn(cat, &achar, sizeof(char)); | |
3477 | } | |
3478 | break; | |
3479 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3480 | case 'f': | |
3481 | case 'F': | |
3482 | while (len-- > 0) { | |
3483 | fromstr = NEXTFROM; | |
3484 | afloat = (float)SvNV(fromstr); | |
3485 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3486 | } | |
3487 | break; | |
3488 | case 'd': | |
3489 | case 'D': | |
3490 | while (len-- > 0) { | |
3491 | fromstr = NEXTFROM; | |
3492 | adouble = (double)SvNV(fromstr); | |
3493 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3494 | } | |
3495 | break; | |
3496 | case 'n': | |
3497 | while (len-- > 0) { | |
3498 | fromstr = NEXTFROM; | |
3499 | ashort = (I16)SvIV(fromstr); | |
3500 | #ifdef HAS_HTONS | |
3501 | ashort = htons(ashort); | |
79072805 | 3502 | #endif |
a0d0e21e LW |
3503 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3504 | } | |
3505 | break; | |
3506 | case 'v': | |
3507 | while (len-- > 0) { | |
3508 | fromstr = NEXTFROM; | |
3509 | ashort = (I16)SvIV(fromstr); | |
3510 | #ifdef HAS_HTOVS | |
3511 | ashort = htovs(ashort); | |
79072805 | 3512 | #endif |
a0d0e21e LW |
3513 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3514 | } | |
3515 | break; | |
3516 | case 'S': | |
3517 | case 's': | |
3518 | while (len-- > 0) { | |
3519 | fromstr = NEXTFROM; | |
3520 | ashort = (I16)SvIV(fromstr); | |
3521 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3522 | } | |
3523 | break; | |
3524 | case 'I': | |
3525 | while (len-- > 0) { | |
3526 | fromstr = NEXTFROM; | |
3527 | auint = U_I(SvNV(fromstr)); | |
3528 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3529 | } | |
3530 | break; | |
def98dd4 UP |
3531 | case 'w': |
3532 | while (len-- > 0) { | |
bbce6d69 | 3533 | fromstr = NEXTFROM; |
3534 | adouble = floor(SvNV(fromstr)); | |
3535 | ||
3536 | if (adouble < 0) | |
3537 | croak("Cannot compress negative numbers"); | |
3538 | ||
3539 | if (adouble <= UV_MAX) { | |
3540 | char buf[1 + sizeof(UV)]; | |
3541 | char *in = buf + sizeof(buf); | |
3542 | UV auv = U_V(adouble);; | |
3543 | ||
3544 | do { | |
3545 | *--in = (auv & 0x7f) | 0x80; | |
3546 | auv >>= 7; | |
3547 | } while (auv); | |
3548 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3549 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3550 | } | |
3551 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3552 | char *from, *result, *in; | |
3553 | SV *norm; | |
3554 | STRLEN len; | |
3555 | bool done; | |
55497cff | 3556 | |
bbce6d69 | 3557 | /* Copy string and check for compliance */ |
3558 | from = SvPV(fromstr, len); | |
3559 | if ((norm = is_an_int(from, len)) == NULL) | |
3560 | croak("can compress only unsigned integer"); | |
3561 | ||
3562 | New('w', result, len, char); | |
3563 | in = result + len; | |
3564 | done = FALSE; | |
3565 | while (!done) | |
3566 | *--in = div128(norm, &done) | 0x80; | |
3567 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3568 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 3569 | Safefree(result); |
bbce6d69 | 3570 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 3571 | } |
bbce6d69 | 3572 | else if (SvNOKp(fromstr)) { |
3573 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3574 | char *in = buf + sizeof(buf); | |
3575 | ||
3576 | do { | |
3577 | double next = floor(adouble / 128); | |
3578 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
3579 | if (--in < buf) /* this cannot happen ;-) */ | |
3580 | croak ("Cannot compress integer"); | |
3581 | adouble = next; | |
3582 | } while (adouble > 0); | |
3583 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3584 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3585 | } | |
3586 | else | |
3587 | croak("Cannot compress non integer"); | |
3588 | } | |
def98dd4 | 3589 | break; |
a0d0e21e LW |
3590 | case 'i': |
3591 | while (len-- > 0) { | |
3592 | fromstr = NEXTFROM; | |
3593 | aint = SvIV(fromstr); | |
3594 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3595 | } | |
3596 | break; | |
3597 | case 'N': | |
3598 | while (len-- > 0) { | |
3599 | fromstr = NEXTFROM; | |
3600 | aulong = U_L(SvNV(fromstr)); | |
3601 | #ifdef HAS_HTONL | |
3602 | aulong = htonl(aulong); | |
79072805 | 3603 | #endif |
a0d0e21e LW |
3604 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3605 | } | |
3606 | break; | |
3607 | case 'V': | |
3608 | while (len-- > 0) { | |
3609 | fromstr = NEXTFROM; | |
3610 | aulong = U_L(SvNV(fromstr)); | |
3611 | #ifdef HAS_HTOVL | |
3612 | aulong = htovl(aulong); | |
79072805 | 3613 | #endif |
a0d0e21e LW |
3614 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3615 | } | |
3616 | break; | |
3617 | case 'L': | |
3618 | while (len-- > 0) { | |
3619 | fromstr = NEXTFROM; | |
3620 | aulong = U_L(SvNV(fromstr)); | |
3621 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3622 | } | |
3623 | break; | |
3624 | case 'l': | |
3625 | while (len-- > 0) { | |
3626 | fromstr = NEXTFROM; | |
3627 | along = SvIV(fromstr); | |
3628 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3629 | } | |
3630 | break; | |
ecfc5424 | 3631 | #ifdef HAS_QUAD |
a0d0e21e LW |
3632 | case 'Q': |
3633 | while (len-- > 0) { | |
3634 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3635 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3636 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3637 | } |
3638 | break; | |
3639 | case 'q': | |
3640 | while (len-- > 0) { | |
3641 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3642 | aquad = (Quad_t)SvIV(fromstr); |
3643 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3644 | } |
3645 | break; | |
ecfc5424 | 3646 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3647 | case 'P': |
3648 | len = 1; /* assume SV is correct length */ | |
3649 | /* FALL THROUGH */ | |
3650 | case 'p': | |
3651 | while (len-- > 0) { | |
3652 | fromstr = NEXTFROM; | |
3653 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3654 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3655 | } | |
3656 | break; | |
3657 | case 'u': | |
3658 | fromstr = NEXTFROM; | |
3659 | aptr = SvPV(fromstr, fromlen); | |
3660 | SvGROW(cat, fromlen * 4 / 3); | |
3661 | if (len <= 1) | |
3662 | len = 45; | |
3663 | else | |
3664 | len = len / 3 * 3; | |
3665 | while (fromlen > 0) { | |
3666 | I32 todo; | |
79072805 | 3667 | |
a0d0e21e LW |
3668 | if (fromlen > len) |
3669 | todo = len; | |
3670 | else | |
3671 | todo = fromlen; | |
3672 | doencodes(cat, aptr, todo); | |
3673 | fromlen -= todo; | |
3674 | aptr += todo; | |
3675 | } | |
3676 | break; | |
3677 | } | |
3678 | } | |
3679 | SvSETMAGIC(cat); | |
3680 | SP = ORIGMARK; | |
3681 | PUSHs(cat); | |
3682 | RETURN; | |
79072805 | 3683 | } |
a0d0e21e | 3684 | #undef NEXTFROM |
79072805 | 3685 | |
a0d0e21e | 3686 | PP(pp_split) |
79072805 | 3687 | { |
a0d0e21e LW |
3688 | dSP; dTARG; |
3689 | AV *ary; | |
3690 | register I32 limit = POPi; /* note, negative is forever */ | |
3691 | SV *sv = POPs; | |
3692 | STRLEN len; | |
3693 | register char *s = SvPV(sv, len); | |
3694 | char *strend = s + len; | |
3695 | register PMOP *pm = (PMOP*)POPs; | |
3696 | register SV *dstr; | |
3697 | register char *m; | |
3698 | I32 iters = 0; | |
3699 | I32 maxiters = (strend - s) + 10; | |
3700 | I32 i; | |
3701 | char *orig; | |
3702 | I32 origlimit = limit; | |
3703 | I32 realarray = 0; | |
3704 | I32 base; | |
f12c7020 | 3705 | AV *oldstack = curstack; |
a0d0e21e LW |
3706 | register REGEXP *rx = pm->op_pmregexp; |
3707 | I32 gimme = GIMME; | |
c07a80fd | 3708 | I32 oldsave = savestack_ix; |
79072805 | 3709 | |
a0d0e21e LW |
3710 | if (!pm || !s) |
3711 | DIE("panic: do_split"); | |
bbce6d69 | 3712 | |
3713 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
3714 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
3715 | ||
a0d0e21e LW |
3716 | if (pm->op_pmreplroot) |
3717 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3718 | else if (gimme != G_ARRAY) | |
3719 | ary = GvAVn(defgv); | |
79072805 | 3720 | else |
a0d0e21e LW |
3721 | ary = Nullav; |
3722 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3723 | realarray = 1; | |
3724 | if (!AvREAL(ary)) { | |
3725 | AvREAL_on(ary); | |
3726 | for (i = AvFILL(ary); i >= 0; i--) | |
3727 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3728 | } |
a0d0e21e LW |
3729 | av_extend(ary,0); |
3730 | av_clear(ary); | |
3731 | /* temporarily switch stacks */ | |
f12c7020 | 3732 | SWITCHSTACK(curstack, ary); |
79072805 | 3733 | } |
a0d0e21e LW |
3734 | base = SP - stack_base; |
3735 | orig = s; | |
3736 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 3737 | if (pm->op_pmflags & PMf_LOCALE) { |
3738 | while (isSPACE_LC(*s)) | |
3739 | s++; | |
3740 | } | |
3741 | else { | |
3742 | while (isSPACE(*s)) | |
3743 | s++; | |
3744 | } | |
a0d0e21e | 3745 | } |
c07a80fd | 3746 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3747 | SAVEINT(multiline); | |
3748 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
3749 | } | |
3750 | ||
a0d0e21e LW |
3751 | if (!limit) |
3752 | limit = maxiters + 2; | |
3753 | if (pm->op_pmflags & PMf_WHITE) { | |
3754 | while (--limit) { | |
bbce6d69 | 3755 | m = s; |
3756 | while (m < strend && | |
3757 | !((pm->op_pmflags & PMf_LOCALE) | |
3758 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
3759 | ++m; | |
a0d0e21e LW |
3760 | if (m >= strend) |
3761 | break; | |
bbce6d69 | 3762 | |
a0d0e21e LW |
3763 | dstr = NEWSV(30, m-s); |
3764 | sv_setpvn(dstr, s, m-s); | |
3765 | if (!realarray) | |
3766 | sv_2mortal(dstr); | |
3767 | XPUSHs(dstr); | |
bbce6d69 | 3768 | |
3769 | s = m + 1; | |
3770 | while (s < strend && | |
3771 | ((pm->op_pmflags & PMf_LOCALE) | |
3772 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
3773 | ++s; | |
79072805 LW |
3774 | } |
3775 | } | |
a0d0e21e LW |
3776 | else if (strEQ("^", rx->precomp)) { |
3777 | while (--limit) { | |
3778 | /*SUPPRESS 530*/ | |
3779 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3780 | m++; | |
3781 | if (m >= strend) | |
3782 | break; | |
3783 | dstr = NEWSV(30, m-s); | |
3784 | sv_setpvn(dstr, s, m-s); | |
3785 | if (!realarray) | |
3786 | sv_2mortal(dstr); | |
3787 | XPUSHs(dstr); | |
3788 | s = m; | |
3789 | } | |
3790 | } | |
3791 | else if (pm->op_pmshort) { | |
3792 | i = SvCUR(pm->op_pmshort); | |
3793 | if (i == 1) { | |
a0d0e21e | 3794 | i = *SvPVX(pm->op_pmshort); |
a0d0e21e | 3795 | while (--limit) { |
bbce6d69 | 3796 | /*SUPPRESS 530*/ |
3797 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
3798 | if (m >= strend) |
3799 | break; | |
3800 | dstr = NEWSV(30, m-s); | |
3801 | sv_setpvn(dstr, s, m-s); | |
3802 | if (!realarray) | |
3803 | sv_2mortal(dstr); | |
3804 | XPUSHs(dstr); | |
3805 | s = m + 1; | |
3806 | } | |
3807 | } | |
3808 | else { | |
3809 | #ifndef lint | |
3810 | while (s < strend && --limit && | |
3811 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3812 | pm->op_pmshort)) ) | |
79072805 | 3813 | #endif |
a0d0e21e LW |
3814 | { |
3815 | dstr = NEWSV(31, m-s); | |
3816 | sv_setpvn(dstr, s, m-s); | |
3817 | if (!realarray) | |
3818 | sv_2mortal(dstr); | |
3819 | XPUSHs(dstr); | |
3820 | s = m + i; | |
3821 | } | |
463ee0b2 | 3822 | } |
463ee0b2 | 3823 | } |
a0d0e21e LW |
3824 | else { |
3825 | maxiters += (strend - s) * rx->nparens; | |
3826 | while (s < strend && --limit && | |
bbce6d69 | 3827 | pregexec(rx, s, strend, orig, 1, Nullsv, TRUE)) |
3828 | { | |
3829 | TAINT_IF(rx->exec_tainted); | |
a0d0e21e LW |
3830 | if (rx->subbase |
3831 | && rx->subbase != orig) { | |
3832 | m = s; | |
3833 | s = orig; | |
3834 | orig = rx->subbase; | |
3835 | s = orig + (m - s); | |
3836 | strend = s + (strend - m); | |
3837 | } | |
3838 | m = rx->startp[0]; | |
3839 | dstr = NEWSV(32, m-s); | |
3840 | sv_setpvn(dstr, s, m-s); | |
3841 | if (!realarray) | |
3842 | sv_2mortal(dstr); | |
3843 | XPUSHs(dstr); | |
3844 | if (rx->nparens) { | |
3845 | for (i = 1; i <= rx->nparens; i++) { | |
3846 | s = rx->startp[i]; | |
3847 | m = rx->endp[i]; | |
748a9306 LW |
3848 | if (m && s) { |
3849 | dstr = NEWSV(33, m-s); | |
3850 | sv_setpvn(dstr, s, m-s); | |
3851 | } | |
3852 | else | |
3853 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3854 | if (!realarray) |
3855 | sv_2mortal(dstr); | |
3856 | XPUSHs(dstr); | |
3857 | } | |
3858 | } | |
3859 | s = rx->endp[0]; | |
3860 | } | |
79072805 | 3861 | } |
c07a80fd | 3862 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
3863 | iters = (SP - stack_base) - base; |
3864 | if (iters > maxiters) | |
3865 | DIE("Split loop"); | |
3866 | ||
3867 | /* keep field after final delim? */ | |
3868 | if (s < strend || (iters && origlimit)) { | |
3869 | dstr = NEWSV(34, strend-s); | |
3870 | sv_setpvn(dstr, s, strend-s); | |
3871 | if (!realarray) | |
3872 | sv_2mortal(dstr); | |
3873 | XPUSHs(dstr); | |
3874 | iters++; | |
79072805 | 3875 | } |
a0d0e21e | 3876 | else if (!origlimit) { |
b1dadf13 | 3877 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
3878 | iters--, SP--; |
3879 | } | |
3880 | if (realarray) { | |
3881 | SWITCHSTACK(ary, oldstack); | |
3882 | if (gimme == G_ARRAY) { | |
3883 | EXTEND(SP, iters); | |
3884 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3885 | SP += iters; | |
3886 | RETURN; | |
3887 | } | |
3888 | } | |
3889 | else { | |
3890 | if (gimme == G_ARRAY) | |
3891 | RETURN; | |
3892 | } | |
3893 | if (iters || !pm->op_pmreplroot) { | |
3894 | GETTARGET; | |
3895 | PUSHi(iters); | |
3896 | RETURN; | |
3897 | } | |
3898 | RETPUSHUNDEF; | |
79072805 | 3899 | } |
85e6fe83 | 3900 |