Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
a0d0e21e | 3 | * Copyright (c) 1991-1994, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
36477c24 | 18 | /* |
19 | * Types used in bitwise operations. | |
20 | * | |
21 | * Normally we'd just use IV and UV. However, some hardware and | |
22 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
23 | * floating-point type to use for NV that has adequate bits to fully | |
24 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
25 | * | |
26 | * It just so happens that "int" is the right size everywhere, at | |
27 | * least today. | |
28 | */ | |
29 | typedef int IBW; | |
30 | typedef unsigned UBW; | |
31 | ||
71be2cbc | 32 | static SV* refto _((SV* sv)); |
33 | static void doencodes _((SV* sv, char* s, I32 len)); | |
79072805 | 34 | |
a0d0e21e | 35 | /* variations on pp_null */ |
79072805 | 36 | |
93a17b20 LW |
37 | PP(pp_stub) |
38 | { | |
39 | dSP; | |
40 | if (GIMME != G_ARRAY) { | |
41 | XPUSHs(&sv_undef); | |
42 | } | |
43 | RETURN; | |
44 | } | |
45 | ||
79072805 LW |
46 | PP(pp_scalar) |
47 | { | |
48 | return NORMAL; | |
49 | } | |
50 | ||
51 | /* Pushy stuff. */ | |
52 | ||
93a17b20 LW |
53 | PP(pp_padav) |
54 | { | |
55 | dSP; dTARGET; | |
a0d0e21e | 56 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 57 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 58 | EXTEND(SP, 1); |
a0d0e21e | 59 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 60 | PUSHs(TARG); |
93a17b20 | 61 | RETURN; |
85e6fe83 LW |
62 | } |
63 | if (GIMME == G_ARRAY) { | |
64 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
65 | EXTEND(SP, maxarg); | |
66 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
67 | SP += maxarg; | |
68 | } | |
69 | else { | |
70 | SV* sv = sv_newmortal(); | |
71 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
72 | sv_setiv(sv, maxarg); | |
73 | PUSHs(sv); | |
74 | } | |
75 | RETURN; | |
93a17b20 LW |
76 | } |
77 | ||
78 | PP(pp_padhv) | |
79 | { | |
80 | dSP; dTARGET; | |
81 | XPUSHs(TARG); | |
a0d0e21e | 82 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 83 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 84 | if (op->op_flags & OPf_REF) |
93a17b20 | 85 | RETURN; |
85e6fe83 | 86 | if (GIMME == G_ARRAY) { /* array wanted */ |
a0d0e21e | 87 | RETURNOP(do_kv(ARGS)); |
85e6fe83 LW |
88 | } |
89 | else { | |
90 | SV* sv = sv_newmortal(); | |
91 | if (HvFILL((HV*)TARG)) { | |
92 | sprintf(buf, "%d/%d", HvFILL((HV*)TARG), HvMAX((HV*)TARG)+1); | |
93 | sv_setpv(sv, buf); | |
94 | } | |
95 | else | |
96 | sv_setiv(sv, 0); | |
97 | SETs(sv); | |
98 | RETURN; | |
99 | } | |
93a17b20 LW |
100 | } |
101 | ||
ed6116ce LW |
102 | PP(pp_padany) |
103 | { | |
104 | DIE("NOT IMPL LINE %d",__LINE__); | |
105 | } | |
106 | ||
79072805 LW |
107 | /* Translations. */ |
108 | ||
109 | PP(pp_rv2gv) | |
110 | { | |
111 | dSP; dTOPss; | |
a0d0e21e | 112 | |
ed6116ce | 113 | if (SvROK(sv)) { |
a0d0e21e | 114 | wasref: |
ed6116ce | 115 | sv = SvRV(sv); |
b1dadf13 | 116 | if (SvTYPE(sv) == SVt_PVIO) { |
117 | GV *gv = (GV*) sv_newmortal(); | |
118 | gv_init(gv, 0, "", 0, 0); | |
119 | GvIOp(gv) = (IO *)sv; | |
120 | SvREFCNT_inc(sv); | |
121 | sv = (SV*) gv; | |
122 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 123 | DIE("Not a GLOB reference"); |
79072805 LW |
124 | } |
125 | else { | |
93a17b20 | 126 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
127 | char *sym; |
128 | ||
a0d0e21e LW |
129 | if (SvGMAGICAL(sv)) { |
130 | mg_get(sv); | |
131 | if (SvROK(sv)) | |
132 | goto wasref; | |
133 | } | |
134 | if (!SvOK(sv)) { | |
135 | if (op->op_flags & OPf_REF || | |
136 | op->op_private & HINT_STRICT_REFS) | |
137 | DIE(no_usym, "a symbol"); | |
138 | RETSETUNDEF; | |
139 | } | |
748a9306 | 140 | sym = SvPV(sv, na); |
85e6fe83 | 141 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
142 | DIE(no_symref, sym, "a symbol"); |
143 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 144 | } |
79072805 | 145 | } |
5f05dabc | 146 | if (op->op_private & OPpLVAL_INTRO) |
147 | save_gp((GV*)sv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
148 | SETs(sv); |
149 | RETURN; | |
150 | } | |
151 | ||
79072805 LW |
152 | PP(pp_rv2sv) |
153 | { | |
154 | dSP; dTOPss; | |
155 | ||
ed6116ce | 156 | if (SvROK(sv)) { |
a0d0e21e | 157 | wasref: |
ed6116ce | 158 | sv = SvRV(sv); |
79072805 LW |
159 | switch (SvTYPE(sv)) { |
160 | case SVt_PVAV: | |
161 | case SVt_PVHV: | |
162 | case SVt_PVCV: | |
a0d0e21e | 163 | DIE("Not a SCALAR reference"); |
79072805 LW |
164 | } |
165 | } | |
166 | else { | |
f12c7020 | 167 | GV *gv = (GV*)sv; |
748a9306 LW |
168 | char *sym; |
169 | ||
463ee0b2 | 170 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
171 | if (SvGMAGICAL(sv)) { |
172 | mg_get(sv); | |
173 | if (SvROK(sv)) | |
174 | goto wasref; | |
175 | } | |
176 | if (!SvOK(sv)) { | |
177 | if (op->op_flags & OPf_REF || | |
178 | op->op_private & HINT_STRICT_REFS) | |
179 | DIE(no_usym, "a SCALAR"); | |
180 | RETSETUNDEF; | |
181 | } | |
748a9306 | 182 | sym = SvPV(sv, na); |
85e6fe83 | 183 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 184 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 185 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
186 | } |
187 | sv = GvSV(gv); | |
a0d0e21e LW |
188 | } |
189 | if (op->op_flags & OPf_MOD) { | |
190 | if (op->op_private & OPpLVAL_INTRO) | |
191 | sv = save_scalar((GV*)TOPs); | |
5f05dabc | 192 | else if (op->op_private & OPpDEREF) |
464e2e8a | 193 | provide_ref(op, sv); |
79072805 | 194 | } |
a0d0e21e | 195 | SETs(sv); |
79072805 LW |
196 | RETURN; |
197 | } | |
198 | ||
199 | PP(pp_av2arylen) | |
200 | { | |
201 | dSP; | |
202 | AV *av = (AV*)TOPs; | |
203 | SV *sv = AvARYLEN(av); | |
204 | if (!sv) { | |
205 | AvARYLEN(av) = sv = NEWSV(0,0); | |
206 | sv_upgrade(sv, SVt_IV); | |
207 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
208 | } | |
209 | SETs(sv); | |
210 | RETURN; | |
211 | } | |
212 | ||
a0d0e21e LW |
213 | PP(pp_pos) |
214 | { | |
215 | dSP; dTARGET; dPOPss; | |
216 | ||
217 | if (op->op_flags & OPf_MOD) { | |
5f05dabc | 218 | if (SvTYPE(TARG) < SVt_PVLV) { |
219 | sv_upgrade(TARG, SVt_PVLV); | |
220 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
221 | } | |
222 | ||
223 | LvTYPE(TARG) = '.'; | |
a0d0e21e LW |
224 | LvTARG(TARG) = sv; |
225 | PUSHs(TARG); /* no SvSETMAGIC */ | |
226 | RETURN; | |
227 | } | |
228 | else { | |
229 | MAGIC* mg; | |
230 | ||
231 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
232 | mg = mg_find(sv, 'g'); | |
233 | if (mg && mg->mg_len >= 0) { | |
234 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
235 | RETURN; | |
236 | } | |
237 | } | |
238 | RETPUSHUNDEF; | |
239 | } | |
240 | } | |
241 | ||
79072805 LW |
242 | PP(pp_rv2cv) |
243 | { | |
244 | dSP; | |
79072805 LW |
245 | GV *gv; |
246 | HV *stash; | |
8990e307 | 247 | |
4633a7c4 LW |
248 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
249 | /* (But not in defined().) */ | |
250 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
07055b4c CS |
251 | if (cv) { |
252 | if (CvCLONE(cv)) | |
253 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
254 | } | |
255 | else | |
4633a7c4 | 256 | cv = (CV*)&sv_undef; |
79072805 LW |
257 | SETs((SV*)cv); |
258 | RETURN; | |
259 | } | |
260 | ||
c07a80fd | 261 | PP(pp_prototype) |
262 | { | |
263 | dSP; | |
264 | CV *cv; | |
265 | HV *stash; | |
266 | GV *gv; | |
267 | SV *ret; | |
268 | ||
269 | ret = &sv_undef; | |
270 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
5f05dabc | 271 | if (cv && SvPOK(cv)) |
272 | ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv))); | |
c07a80fd | 273 | SETs(ret); |
274 | RETURN; | |
275 | } | |
276 | ||
a0d0e21e LW |
277 | PP(pp_anoncode) |
278 | { | |
279 | dSP; | |
5f05dabc | 280 | CV* cv = (CV*)curpad[op->op_targ]; |
a5f75d66 | 281 | if (CvCLONE(cv)) |
b355b4e0 | 282 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 283 | EXTEND(SP,1); |
748a9306 | 284 | PUSHs((SV*)cv); |
a0d0e21e LW |
285 | RETURN; |
286 | } | |
287 | ||
288 | PP(pp_srefgen) | |
79072805 | 289 | { |
71be2cbc | 290 | dSP; |
291 | *SP = refto(*SP); | |
79072805 | 292 | RETURN; |
a0d0e21e LW |
293 | } |
294 | ||
295 | PP(pp_refgen) | |
296 | { | |
297 | dSP; dMARK; | |
a0d0e21e LW |
298 | if (GIMME != G_ARRAY) { |
299 | MARK[1] = *SP; | |
300 | SP = MARK + 1; | |
301 | } | |
bbce6d69 | 302 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 303 | while (++MARK <= SP) |
304 | *MARK = refto(*MARK); | |
a0d0e21e | 305 | RETURN; |
79072805 LW |
306 | } |
307 | ||
71be2cbc | 308 | static SV* |
309 | refto(sv) | |
310 | SV* sv; | |
311 | { | |
312 | SV* rv; | |
313 | ||
314 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
315 | if (LvTARGLEN(sv)) | |
316 | vivify_itervar(sv); | |
317 | if (LvTARG(sv)) | |
318 | sv = LvTARG(sv); | |
319 | } | |
320 | else if (SvPADTMP(sv)) | |
321 | sv = newSVsv(sv); | |
322 | else { | |
323 | SvTEMP_off(sv); | |
324 | (void)SvREFCNT_inc(sv); | |
325 | } | |
326 | rv = sv_newmortal(); | |
327 | sv_upgrade(rv, SVt_RV); | |
328 | SvRV(rv) = sv; | |
329 | SvROK_on(rv); | |
330 | return rv; | |
331 | } | |
332 | ||
79072805 LW |
333 | PP(pp_ref) |
334 | { | |
463ee0b2 LW |
335 | dSP; dTARGET; |
336 | SV *sv; | |
79072805 LW |
337 | char *pv; |
338 | ||
a0d0e21e | 339 | sv = POPs; |
f12c7020 | 340 | |
341 | if (sv && SvGMAGICAL(sv)) | |
342 | mg_get(sv); | |
343 | ||
a0d0e21e | 344 | if (!sv || !SvROK(sv)) |
4633a7c4 | 345 | RETPUSHNO; |
79072805 | 346 | |
ed6116ce | 347 | sv = SvRV(sv); |
a0d0e21e | 348 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 349 | PUSHp(pv, strlen(pv)); |
79072805 LW |
350 | RETURN; |
351 | } | |
352 | ||
353 | PP(pp_bless) | |
354 | { | |
463ee0b2 | 355 | dSP; |
463ee0b2 | 356 | HV *stash; |
79072805 | 357 | |
463ee0b2 LW |
358 | if (MAXARG == 1) |
359 | stash = curcop->cop_stash; | |
360 | else | |
a0d0e21e LW |
361 | stash = gv_stashsv(POPs, TRUE); |
362 | ||
363 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
364 | RETURN; |
365 | } | |
366 | ||
a0d0e21e | 367 | /* Pattern matching */ |
79072805 | 368 | |
a0d0e21e | 369 | PP(pp_study) |
79072805 | 370 | { |
c07a80fd | 371 | dSP; dPOPss; |
a0d0e21e LW |
372 | register unsigned char *s; |
373 | register I32 pos; | |
374 | register I32 ch; | |
375 | register I32 *sfirst; | |
376 | register I32 *snext; | |
377 | I32 retval; | |
378 | STRLEN len; | |
379 | ||
c07a80fd | 380 | s = (unsigned char*)(SvPV(sv, len)); |
a0d0e21e | 381 | pos = len; |
c07a80fd | 382 | if (sv == lastscream) |
383 | SvSCREAM_off(sv); | |
384 | else { | |
385 | if (lastscream) { | |
386 | SvSCREAM_off(lastscream); | |
387 | SvREFCNT_dec(lastscream); | |
388 | } | |
389 | lastscream = SvREFCNT_inc(sv); | |
390 | } | |
a0d0e21e LW |
391 | if (pos <= 0) { |
392 | retval = 0; | |
393 | goto ret; | |
394 | } | |
395 | if (pos > maxscream) { | |
396 | if (maxscream < 0) { | |
397 | maxscream = pos + 80; | |
398 | New(301, screamfirst, 256, I32); | |
399 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
400 | } |
401 | else { | |
a0d0e21e LW |
402 | maxscream = pos + pos / 4; |
403 | Renew(screamnext, maxscream, I32); | |
79072805 | 404 | } |
79072805 | 405 | } |
a0d0e21e LW |
406 | |
407 | sfirst = screamfirst; | |
408 | snext = screamnext; | |
409 | ||
410 | if (!sfirst || !snext) | |
411 | DIE("do_study: out of memory"); | |
412 | ||
413 | for (ch = 256; ch; --ch) | |
414 | *sfirst++ = -1; | |
415 | sfirst -= 256; | |
416 | ||
417 | while (--pos >= 0) { | |
418 | ch = s[pos]; | |
419 | if (sfirst[ch] >= 0) | |
420 | snext[pos] = sfirst[ch] - pos; | |
421 | else | |
422 | snext[pos] = -pos; | |
423 | sfirst[ch] = pos; | |
79072805 LW |
424 | } |
425 | ||
c07a80fd | 426 | SvSCREAM_on(sv); |
464e2e8a | 427 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
a0d0e21e LW |
428 | retval = 1; |
429 | ret: | |
430 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
431 | RETURN; |
432 | } | |
433 | ||
a0d0e21e | 434 | PP(pp_trans) |
79072805 | 435 | { |
a0d0e21e LW |
436 | dSP; dTARG; |
437 | SV *sv; | |
438 | ||
439 | if (op->op_flags & OPf_STACKED) | |
440 | sv = POPs; | |
79072805 | 441 | else { |
a0d0e21e LW |
442 | sv = GvSV(defgv); |
443 | EXTEND(SP,1); | |
79072805 | 444 | } |
adbc6bb1 | 445 | TARG = sv_newmortal(); |
a0d0e21e LW |
446 | PUSHi(do_trans(sv, op)); |
447 | RETURN; | |
79072805 LW |
448 | } |
449 | ||
a0d0e21e | 450 | /* Lvalue operators. */ |
79072805 | 451 | |
a0d0e21e LW |
452 | PP(pp_schop) |
453 | { | |
454 | dSP; dTARGET; | |
455 | do_chop(TARG, TOPs); | |
456 | SETTARG; | |
457 | RETURN; | |
79072805 LW |
458 | } |
459 | ||
a0d0e21e | 460 | PP(pp_chop) |
79072805 | 461 | { |
a0d0e21e LW |
462 | dSP; dMARK; dTARGET; |
463 | while (SP > MARK) | |
464 | do_chop(TARG, POPs); | |
465 | PUSHTARG; | |
466 | RETURN; | |
79072805 LW |
467 | } |
468 | ||
a0d0e21e | 469 | PP(pp_schomp) |
79072805 | 470 | { |
a0d0e21e LW |
471 | dSP; dTARGET; |
472 | SETi(do_chomp(TOPs)); | |
473 | RETURN; | |
79072805 LW |
474 | } |
475 | ||
a0d0e21e | 476 | PP(pp_chomp) |
79072805 | 477 | { |
a0d0e21e LW |
478 | dSP; dMARK; dTARGET; |
479 | register I32 count = 0; | |
480 | ||
481 | while (SP > MARK) | |
482 | count += do_chomp(POPs); | |
483 | PUSHi(count); | |
484 | RETURN; | |
79072805 LW |
485 | } |
486 | ||
a0d0e21e | 487 | PP(pp_defined) |
463ee0b2 | 488 | { |
a0d0e21e LW |
489 | dSP; |
490 | register SV* sv; | |
491 | ||
492 | sv = POPs; | |
493 | if (!sv || !SvANY(sv)) | |
494 | RETPUSHNO; | |
495 | switch (SvTYPE(sv)) { | |
496 | case SVt_PVAV: | |
8e07c86e | 497 | if (AvMAX(sv) >= 0 || SvRMAGICAL(sv)) |
a0d0e21e LW |
498 | RETPUSHYES; |
499 | break; | |
500 | case SVt_PVHV: | |
8e07c86e | 501 | if (HvARRAY(sv) || SvRMAGICAL(sv)) |
a0d0e21e LW |
502 | RETPUSHYES; |
503 | break; | |
504 | case SVt_PVCV: | |
505 | if (CvROOT(sv) || CvXSUB(sv)) | |
506 | RETPUSHYES; | |
507 | break; | |
508 | default: | |
509 | if (SvGMAGICAL(sv)) | |
510 | mg_get(sv); | |
511 | if (SvOK(sv)) | |
512 | RETPUSHYES; | |
513 | } | |
514 | RETPUSHNO; | |
463ee0b2 LW |
515 | } |
516 | ||
a0d0e21e LW |
517 | PP(pp_undef) |
518 | { | |
79072805 | 519 | dSP; |
a0d0e21e LW |
520 | SV *sv; |
521 | ||
774d564b | 522 | if (!op->op_private) { |
523 | EXTEND(SP, 1); | |
a0d0e21e | 524 | RETPUSHUNDEF; |
774d564b | 525 | } |
79072805 | 526 | |
a0d0e21e LW |
527 | sv = POPs; |
528 | if (!sv) | |
529 | RETPUSHUNDEF; | |
85e6fe83 | 530 | |
a0d0e21e LW |
531 | if (SvTHINKFIRST(sv)) { |
532 | if (SvREADONLY(sv)) | |
533 | RETPUSHUNDEF; | |
534 | if (SvROK(sv)) | |
535 | sv_unref(sv); | |
85e6fe83 LW |
536 | } |
537 | ||
a0d0e21e LW |
538 | switch (SvTYPE(sv)) { |
539 | case SVt_NULL: | |
540 | break; | |
541 | case SVt_PVAV: | |
542 | av_undef((AV*)sv); | |
543 | break; | |
544 | case SVt_PVHV: | |
545 | hv_undef((HV*)sv); | |
546 | break; | |
547 | case SVt_PVCV: | |
548 | cv_undef((CV*)sv); | |
a0d0e21e | 549 | break; |
8e07c86e | 550 | case SVt_PVGV: |
44a8e56a | 551 | if (SvFAKE(sv)) |
552 | sv_setsv(sv, &sv_undef); | |
553 | break; | |
a0d0e21e | 554 | default: |
4633a7c4 LW |
555 | if (SvPOK(sv) && SvLEN(sv)) { |
556 | (void)SvOOK_off(sv); | |
557 | Safefree(SvPVX(sv)); | |
558 | SvPV_set(sv, Nullch); | |
559 | SvLEN_set(sv, 0); | |
a0d0e21e | 560 | } |
4633a7c4 LW |
561 | (void)SvOK_off(sv); |
562 | SvSETMAGIC(sv); | |
79072805 | 563 | } |
a0d0e21e LW |
564 | |
565 | RETPUSHUNDEF; | |
79072805 LW |
566 | } |
567 | ||
a0d0e21e | 568 | PP(pp_predec) |
79072805 | 569 | { |
a0d0e21e | 570 | dSP; |
44a8e56a | 571 | if (SvREADONLY(TOPs)) |
572 | croak(no_modify); | |
55497cff | 573 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
574 | SvIVX(TOPs) != IV_MIN) | |
575 | { | |
576 | --SvIVX(TOPs); | |
577 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
578 | } |
579 | else | |
580 | sv_dec(TOPs); | |
a0d0e21e LW |
581 | SvSETMAGIC(TOPs); |
582 | return NORMAL; | |
583 | } | |
79072805 | 584 | |
a0d0e21e LW |
585 | PP(pp_postinc) |
586 | { | |
587 | dSP; dTARGET; | |
44a8e56a | 588 | if (SvREADONLY(TOPs)) |
589 | croak(no_modify); | |
a0d0e21e | 590 | sv_setsv(TARG, TOPs); |
55497cff | 591 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
592 | SvIVX(TOPs) != IV_MAX) | |
593 | { | |
594 | ++SvIVX(TOPs); | |
595 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
596 | } |
597 | else | |
598 | sv_inc(TOPs); | |
a0d0e21e LW |
599 | SvSETMAGIC(TOPs); |
600 | if (!SvOK(TARG)) | |
601 | sv_setiv(TARG, 0); | |
602 | SETs(TARG); | |
603 | return NORMAL; | |
604 | } | |
79072805 | 605 | |
a0d0e21e LW |
606 | PP(pp_postdec) |
607 | { | |
608 | dSP; dTARGET; | |
44a8e56a | 609 | if(SvREADONLY(TOPs)) |
610 | croak(no_modify); | |
a0d0e21e | 611 | sv_setsv(TARG, TOPs); |
55497cff | 612 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
613 | SvIVX(TOPs) != IV_MIN) | |
614 | { | |
615 | --SvIVX(TOPs); | |
616 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); | |
748a9306 LW |
617 | } |
618 | else | |
619 | sv_dec(TOPs); | |
a0d0e21e LW |
620 | SvSETMAGIC(TOPs); |
621 | SETs(TARG); | |
622 | return NORMAL; | |
623 | } | |
79072805 | 624 | |
a0d0e21e LW |
625 | /* Ordinary operators. */ |
626 | ||
627 | PP(pp_pow) | |
628 | { | |
629 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
630 | { | |
77676ba1 | 631 | dPOPTOPnnrl; |
a0d0e21e LW |
632 | SETn( pow( left, right) ); |
633 | RETURN; | |
93a17b20 | 634 | } |
a0d0e21e LW |
635 | } |
636 | ||
637 | PP(pp_multiply) | |
638 | { | |
639 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
640 | { | |
77676ba1 | 641 | dPOPTOPnnrl; |
a0d0e21e LW |
642 | SETn( left * right ); |
643 | RETURN; | |
79072805 | 644 | } |
a0d0e21e LW |
645 | } |
646 | ||
647 | PP(pp_divide) | |
648 | { | |
649 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
650 | { | |
77676ba1 | 651 | dPOPPOPnnrl; |
7a4c00b4 | 652 | double value; |
653 | if (right == 0.0) | |
a0d0e21e LW |
654 | DIE("Illegal division by zero"); |
655 | #ifdef SLOPPYDIVIDE | |
656 | /* insure that 20./5. == 4. */ | |
657 | { | |
7a4c00b4 | 658 | IV k; |
659 | if ((double)I_V(left) == left && | |
660 | (double)I_V(right) == right && | |
661 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { | |
a0d0e21e LW |
662 | value = k; |
663 | } else { | |
7a4c00b4 | 664 | value = left / right; |
79072805 | 665 | } |
a0d0e21e LW |
666 | } |
667 | #else | |
7a4c00b4 | 668 | value = left / right; |
a0d0e21e LW |
669 | #endif |
670 | PUSHn( value ); | |
671 | RETURN; | |
79072805 | 672 | } |
a0d0e21e LW |
673 | } |
674 | ||
675 | PP(pp_modulo) | |
676 | { | |
677 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
678 | { | |
36477c24 | 679 | register UV right; |
a0d0e21e | 680 | |
36477c24 | 681 | right = POPu; |
682 | if (!right) | |
a0d0e21e | 683 | DIE("Illegal modulus zero"); |
36477c24 | 684 | |
685 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
686 | register IV left = SvIVX(TOPs); | |
687 | if (left < 0) | |
688 | SETu( (right - ((UV)(-left) - 1) % right) - 1 ); | |
689 | else | |
690 | SETi( left % right ); | |
691 | } | |
a0d0e21e | 692 | else { |
77676ba1 | 693 | register double left = TOPn; |
36477c24 | 694 | if (left < 0.0) |
695 | SETu( (right - (U_V(-left) - 1) % right) - 1 ); | |
696 | else | |
697 | SETu( U_V(left) % right ); | |
a0d0e21e | 698 | } |
a0d0e21e | 699 | RETURN; |
79072805 | 700 | } |
a0d0e21e | 701 | } |
79072805 | 702 | |
a0d0e21e LW |
703 | PP(pp_repeat) |
704 | { | |
748a9306 LW |
705 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
706 | { | |
a0d0e21e LW |
707 | register I32 count = POPi; |
708 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
709 | dMARK; | |
710 | I32 items = SP - MARK; | |
711 | I32 max; | |
79072805 | 712 | |
a0d0e21e LW |
713 | max = items * count; |
714 | MEXTEND(MARK, max); | |
715 | if (count > 1) { | |
716 | while (SP > MARK) { | |
717 | if (*SP) | |
718 | SvTEMP_off((*SP)); | |
719 | SP--; | |
79072805 | 720 | } |
a0d0e21e LW |
721 | MARK++; |
722 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
723 | items * sizeof(SV*), count - 1); | |
724 | SP += max; | |
79072805 | 725 | } |
a0d0e21e LW |
726 | else if (count <= 0) |
727 | SP -= items; | |
79072805 | 728 | } |
a0d0e21e LW |
729 | else { /* Note: mark already snarfed by pp_list */ |
730 | SV *tmpstr; | |
731 | STRLEN len; | |
732 | ||
733 | tmpstr = POPs; | |
734 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
735 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
736 | DIE("Can't x= to readonly value"); | |
737 | if (SvROK(tmpstr)) | |
738 | sv_unref(tmpstr); | |
93a17b20 | 739 | } |
8ebc5c01 | 740 | SvSetSV(TARG, tmpstr); |
741 | SvPV_force(TARG, len); | |
742 | if (count != 1) { | |
743 | if (count < 1) | |
744 | SvCUR_set(TARG, 0); | |
745 | else { | |
746 | SvGROW(TARG, (count * len) + 1); | |
747 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
748 | SvCUR(TARG) *= count; | |
7a4c00b4 | 749 | } |
8ebc5c01 | 750 | *SvEND(TARG) = '\0'; |
a0d0e21e | 751 | } |
8ebc5c01 | 752 | (void)SvPOK_only(TARG); |
a0d0e21e | 753 | PUSHTARG; |
79072805 | 754 | } |
a0d0e21e | 755 | RETURN; |
748a9306 | 756 | } |
a0d0e21e | 757 | } |
79072805 | 758 | |
a0d0e21e LW |
759 | PP(pp_subtract) |
760 | { | |
761 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
762 | { | |
7a4c00b4 | 763 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
764 | SETn( left - right ); |
765 | RETURN; | |
79072805 | 766 | } |
a0d0e21e | 767 | } |
79072805 | 768 | |
a0d0e21e LW |
769 | PP(pp_left_shift) |
770 | { | |
771 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
772 | { | |
36477c24 | 773 | IBW shift = POPi; |
ff68c719 | 774 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 775 | IBW i = TOPi; |
ff68c719 | 776 | SETi( i << shift ); |
777 | } | |
778 | else { | |
36477c24 | 779 | UBW u = TOPu; |
ff68c719 | 780 | SETu( u << shift ); |
781 | } | |
55497cff | 782 | RETURN; |
79072805 | 783 | } |
a0d0e21e | 784 | } |
79072805 | 785 | |
a0d0e21e LW |
786 | PP(pp_right_shift) |
787 | { | |
788 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
789 | { | |
36477c24 | 790 | IBW shift = POPi; |
ff68c719 | 791 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 792 | IBW i = TOPi; |
ff68c719 | 793 | SETi( i >> shift ); |
794 | } | |
795 | else { | |
36477c24 | 796 | UBW u = TOPu; |
ff68c719 | 797 | SETu( u >> shift ); |
798 | } | |
a0d0e21e | 799 | RETURN; |
93a17b20 | 800 | } |
79072805 LW |
801 | } |
802 | ||
a0d0e21e | 803 | PP(pp_lt) |
79072805 | 804 | { |
a0d0e21e LW |
805 | dSP; tryAMAGICbinSET(lt,0); |
806 | { | |
807 | dPOPnv; | |
808 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
809 | RETURN; | |
79072805 | 810 | } |
a0d0e21e | 811 | } |
79072805 | 812 | |
a0d0e21e LW |
813 | PP(pp_gt) |
814 | { | |
815 | dSP; tryAMAGICbinSET(gt,0); | |
816 | { | |
817 | dPOPnv; | |
818 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
819 | RETURN; | |
79072805 | 820 | } |
a0d0e21e LW |
821 | } |
822 | ||
823 | PP(pp_le) | |
824 | { | |
825 | dSP; tryAMAGICbinSET(le,0); | |
826 | { | |
827 | dPOPnv; | |
828 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
829 | RETURN; | |
79072805 | 830 | } |
a0d0e21e LW |
831 | } |
832 | ||
833 | PP(pp_ge) | |
834 | { | |
835 | dSP; tryAMAGICbinSET(ge,0); | |
836 | { | |
837 | dPOPnv; | |
838 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
839 | RETURN; | |
79072805 | 840 | } |
a0d0e21e | 841 | } |
79072805 | 842 | |
a0d0e21e LW |
843 | PP(pp_ne) |
844 | { | |
845 | dSP; tryAMAGICbinSET(ne,0); | |
846 | { | |
847 | dPOPnv; | |
848 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
849 | RETURN; | |
850 | } | |
79072805 LW |
851 | } |
852 | ||
a0d0e21e | 853 | PP(pp_ncmp) |
79072805 | 854 | { |
a0d0e21e LW |
855 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
856 | { | |
857 | dPOPTOPnnrl; | |
858 | I32 value; | |
79072805 | 859 | |
ff0cee69 | 860 | if (left == right) |
a0d0e21e | 861 | value = 0; |
ff0cee69 | 862 | else if (left < right) |
863 | value = -1; | |
44a8e56a | 864 | else if (left > right) |
865 | value = 1; | |
866 | else { | |
867 | SETs(&sv_undef); | |
868 | RETURN; | |
869 | } | |
a0d0e21e LW |
870 | SETi(value); |
871 | RETURN; | |
79072805 | 872 | } |
a0d0e21e | 873 | } |
79072805 | 874 | |
a0d0e21e LW |
875 | PP(pp_slt) |
876 | { | |
877 | dSP; tryAMAGICbinSET(slt,0); | |
878 | { | |
879 | dPOPTOPssrl; | |
bbce6d69 | 880 | int cmp = ((op->op_private & OPpLOCALE) |
881 | ? sv_cmp_locale(left, right) | |
882 | : sv_cmp(left, right)); | |
883 | SETs( cmp < 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
884 | RETURN; |
885 | } | |
79072805 LW |
886 | } |
887 | ||
a0d0e21e | 888 | PP(pp_sgt) |
79072805 | 889 | { |
a0d0e21e LW |
890 | dSP; tryAMAGICbinSET(sgt,0); |
891 | { | |
892 | dPOPTOPssrl; | |
bbce6d69 | 893 | int cmp = ((op->op_private & OPpLOCALE) |
894 | ? sv_cmp_locale(left, right) | |
895 | : sv_cmp(left, right)); | |
896 | SETs( cmp > 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
897 | RETURN; |
898 | } | |
899 | } | |
79072805 | 900 | |
a0d0e21e LW |
901 | PP(pp_sle) |
902 | { | |
903 | dSP; tryAMAGICbinSET(sle,0); | |
904 | { | |
905 | dPOPTOPssrl; | |
bbce6d69 | 906 | int cmp = ((op->op_private & OPpLOCALE) |
907 | ? sv_cmp_locale(left, right) | |
908 | : sv_cmp(left, right)); | |
909 | SETs( cmp <= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e | 910 | RETURN; |
79072805 | 911 | } |
79072805 LW |
912 | } |
913 | ||
a0d0e21e LW |
914 | PP(pp_sge) |
915 | { | |
916 | dSP; tryAMAGICbinSET(sge,0); | |
917 | { | |
918 | dPOPTOPssrl; | |
bbce6d69 | 919 | int cmp = ((op->op_private & OPpLOCALE) |
920 | ? sv_cmp_locale(left, right) | |
921 | : sv_cmp(left, right)); | |
922 | SETs( cmp >= 0 ? &sv_yes : &sv_no ); | |
a0d0e21e LW |
923 | RETURN; |
924 | } | |
925 | } | |
79072805 | 926 | |
36477c24 | 927 | PP(pp_seq) |
928 | { | |
929 | dSP; tryAMAGICbinSET(seq,0); | |
930 | { | |
931 | dPOPTOPssrl; | |
932 | SETs( sv_eq(left, right) ? &sv_yes : &sv_no ); | |
933 | RETURN; | |
934 | } | |
935 | } | |
936 | ||
a0d0e21e | 937 | PP(pp_sne) |
79072805 | 938 | { |
a0d0e21e LW |
939 | dSP; tryAMAGICbinSET(sne,0); |
940 | { | |
941 | dPOPTOPssrl; | |
36477c24 | 942 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); |
a0d0e21e | 943 | RETURN; |
463ee0b2 | 944 | } |
79072805 LW |
945 | } |
946 | ||
a0d0e21e | 947 | PP(pp_scmp) |
79072805 | 948 | { |
a0d0e21e LW |
949 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
950 | { | |
951 | dPOPTOPssrl; | |
bbce6d69 | 952 | int cmp = ((op->op_private & OPpLOCALE) |
953 | ? sv_cmp_locale(left, right) | |
954 | : sv_cmp(left, right)); | |
955 | SETi( cmp ); | |
a0d0e21e LW |
956 | RETURN; |
957 | } | |
958 | } | |
79072805 | 959 | |
55497cff | 960 | PP(pp_bit_and) |
961 | { | |
a0d0e21e LW |
962 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
963 | { | |
964 | dPOPTOPssrl; | |
4633a7c4 | 965 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 966 | if (op->op_private & HINT_INTEGER) { |
967 | IBW value = SvIV(left) & SvIV(right); | |
968 | SETi( value ); | |
969 | } | |
970 | else { | |
971 | UBW value = SvUV(left) & SvUV(right); | |
55497cff | 972 | SETu( value ); |
36477c24 | 973 | } |
a0d0e21e LW |
974 | } |
975 | else { | |
976 | do_vop(op->op_type, TARG, left, right); | |
977 | SETTARG; | |
978 | } | |
979 | RETURN; | |
980 | } | |
981 | } | |
79072805 | 982 | |
a0d0e21e LW |
983 | PP(pp_bit_xor) |
984 | { | |
985 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
986 | { | |
987 | dPOPTOPssrl; | |
4633a7c4 | 988 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 989 | if (op->op_private & HINT_INTEGER) { |
1fbd88dc | 990 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); |
36477c24 | 991 | SETi( value ); |
992 | } | |
993 | else { | |
1fbd88dc | 994 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); |
55497cff | 995 | SETu( value ); |
36477c24 | 996 | } |
a0d0e21e LW |
997 | } |
998 | else { | |
999 | do_vop(op->op_type, TARG, left, right); | |
1000 | SETTARG; | |
1001 | } | |
1002 | RETURN; | |
1003 | } | |
1004 | } | |
79072805 | 1005 | |
a0d0e21e LW |
1006 | PP(pp_bit_or) |
1007 | { | |
1008 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
1009 | { | |
1010 | dPOPTOPssrl; | |
4633a7c4 | 1011 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1012 | if (op->op_private & HINT_INTEGER) { |
8ebc5c01 | 1013 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); |
36477c24 | 1014 | SETi( value ); |
1015 | } | |
1016 | else { | |
8ebc5c01 | 1017 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); |
55497cff | 1018 | SETu( value ); |
36477c24 | 1019 | } |
a0d0e21e LW |
1020 | } |
1021 | else { | |
1022 | do_vop(op->op_type, TARG, left, right); | |
1023 | SETTARG; | |
1024 | } | |
1025 | RETURN; | |
79072805 | 1026 | } |
a0d0e21e | 1027 | } |
79072805 | 1028 | |
a0d0e21e LW |
1029 | PP(pp_negate) |
1030 | { | |
1031 | dSP; dTARGET; tryAMAGICun(neg); | |
1032 | { | |
1033 | dTOPss; | |
4633a7c4 LW |
1034 | if (SvGMAGICAL(sv)) |
1035 | mg_get(sv); | |
55497cff | 1036 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1037 | SETi(-SvIVX(sv)); | |
1038 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1039 | SETn(-SvNV(sv)); |
4633a7c4 | 1040 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1041 | STRLEN len; |
1042 | char *s = SvPV(sv, len); | |
bbce6d69 | 1043 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1044 | sv_setpvn(TARG, "-", 1); |
1045 | sv_catsv(TARG, sv); | |
79072805 | 1046 | } |
a0d0e21e LW |
1047 | else if (*s == '+' || *s == '-') { |
1048 | sv_setsv(TARG, sv); | |
1049 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1050 | } |
1051 | else | |
a0d0e21e LW |
1052 | sv_setnv(TARG, -SvNV(sv)); |
1053 | SETTARG; | |
79072805 | 1054 | } |
4633a7c4 LW |
1055 | else |
1056 | SETn(-SvNV(sv)); | |
79072805 | 1057 | } |
a0d0e21e | 1058 | RETURN; |
79072805 LW |
1059 | } |
1060 | ||
a0d0e21e | 1061 | PP(pp_not) |
79072805 | 1062 | { |
a0d0e21e LW |
1063 | #ifdef OVERLOAD |
1064 | dSP; tryAMAGICunSET(not); | |
1065 | #endif /* OVERLOAD */ | |
1066 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
1067 | return NORMAL; | |
79072805 LW |
1068 | } |
1069 | ||
a0d0e21e | 1070 | PP(pp_complement) |
79072805 | 1071 | { |
a0d0e21e LW |
1072 | dSP; dTARGET; tryAMAGICun(compl); |
1073 | { | |
1074 | dTOPss; | |
4633a7c4 | 1075 | if (SvNIOKp(sv)) { |
36477c24 | 1076 | if (op->op_private & HINT_INTEGER) { |
1077 | IBW value = ~SvIV(sv); | |
1078 | SETi( value ); | |
1079 | } | |
1080 | else { | |
1081 | UBW value = ~SvUV(sv); | |
55497cff | 1082 | SETu( value ); |
36477c24 | 1083 | } |
a0d0e21e LW |
1084 | } |
1085 | else { | |
1086 | register char *tmps; | |
1087 | register long *tmpl; | |
55497cff | 1088 | register I32 anum; |
a0d0e21e LW |
1089 | STRLEN len; |
1090 | ||
1091 | SvSetSV(TARG, sv); | |
1092 | tmps = SvPV_force(TARG, len); | |
1093 | anum = len; | |
1094 | #ifdef LIBERAL | |
1095 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1096 | *tmps = ~*tmps; | |
1097 | tmpl = (long*)tmps; | |
1098 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1099 | *tmpl = ~*tmpl; | |
1100 | tmps = (char*)tmpl; | |
1101 | #endif | |
1102 | for ( ; anum > 0; anum--, tmps++) | |
1103 | *tmps = ~*tmps; | |
1104 | ||
1105 | SETs(TARG); | |
1106 | } | |
1107 | RETURN; | |
1108 | } | |
79072805 LW |
1109 | } |
1110 | ||
a0d0e21e LW |
1111 | /* integer versions of some of the above */ |
1112 | ||
a0d0e21e | 1113 | PP(pp_i_multiply) |
79072805 | 1114 | { |
a0d0e21e LW |
1115 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1116 | { | |
1117 | dPOPTOPiirl; | |
1118 | SETi( left * right ); | |
1119 | RETURN; | |
1120 | } | |
79072805 LW |
1121 | } |
1122 | ||
a0d0e21e | 1123 | PP(pp_i_divide) |
79072805 | 1124 | { |
a0d0e21e LW |
1125 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1126 | { | |
1127 | dPOPiv; | |
1128 | if (value == 0) | |
1129 | DIE("Illegal division by zero"); | |
1130 | value = POPi / value; | |
1131 | PUSHi( value ); | |
1132 | RETURN; | |
1133 | } | |
79072805 LW |
1134 | } |
1135 | ||
a0d0e21e | 1136 | PP(pp_i_modulo) |
79072805 | 1137 | { |
a0d0e21e | 1138 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1139 | { |
a0d0e21e | 1140 | dPOPTOPiirl; |
aa306039 CS |
1141 | if (!right) |
1142 | DIE("Illegal modulus zero"); | |
a0d0e21e LW |
1143 | SETi( left % right ); |
1144 | RETURN; | |
79072805 | 1145 | } |
79072805 LW |
1146 | } |
1147 | ||
a0d0e21e | 1148 | PP(pp_i_add) |
79072805 | 1149 | { |
a0d0e21e LW |
1150 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1151 | { | |
1152 | dPOPTOPiirl; | |
1153 | SETi( left + right ); | |
1154 | RETURN; | |
79072805 | 1155 | } |
79072805 LW |
1156 | } |
1157 | ||
a0d0e21e | 1158 | PP(pp_i_subtract) |
79072805 | 1159 | { |
a0d0e21e LW |
1160 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1161 | { | |
1162 | dPOPTOPiirl; | |
1163 | SETi( left - right ); | |
1164 | RETURN; | |
79072805 | 1165 | } |
79072805 LW |
1166 | } |
1167 | ||
a0d0e21e | 1168 | PP(pp_i_lt) |
79072805 | 1169 | { |
a0d0e21e LW |
1170 | dSP; tryAMAGICbinSET(lt,0); |
1171 | { | |
1172 | dPOPTOPiirl; | |
1173 | SETs((left < right) ? &sv_yes : &sv_no); | |
1174 | RETURN; | |
1175 | } | |
79072805 LW |
1176 | } |
1177 | ||
a0d0e21e | 1178 | PP(pp_i_gt) |
79072805 | 1179 | { |
a0d0e21e LW |
1180 | dSP; tryAMAGICbinSET(gt,0); |
1181 | { | |
1182 | dPOPTOPiirl; | |
1183 | SETs((left > right) ? &sv_yes : &sv_no); | |
1184 | RETURN; | |
1185 | } | |
79072805 LW |
1186 | } |
1187 | ||
a0d0e21e | 1188 | PP(pp_i_le) |
79072805 | 1189 | { |
a0d0e21e LW |
1190 | dSP; tryAMAGICbinSET(le,0); |
1191 | { | |
1192 | dPOPTOPiirl; | |
1193 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1194 | RETURN; | |
85e6fe83 | 1195 | } |
79072805 LW |
1196 | } |
1197 | ||
a0d0e21e | 1198 | PP(pp_i_ge) |
79072805 | 1199 | { |
a0d0e21e LW |
1200 | dSP; tryAMAGICbinSET(ge,0); |
1201 | { | |
1202 | dPOPTOPiirl; | |
1203 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1204 | RETURN; | |
1205 | } | |
79072805 LW |
1206 | } |
1207 | ||
a0d0e21e | 1208 | PP(pp_i_eq) |
79072805 | 1209 | { |
a0d0e21e LW |
1210 | dSP; tryAMAGICbinSET(eq,0); |
1211 | { | |
1212 | dPOPTOPiirl; | |
1213 | SETs((left == right) ? &sv_yes : &sv_no); | |
1214 | RETURN; | |
1215 | } | |
79072805 LW |
1216 | } |
1217 | ||
a0d0e21e | 1218 | PP(pp_i_ne) |
79072805 | 1219 | { |
a0d0e21e LW |
1220 | dSP; tryAMAGICbinSET(ne,0); |
1221 | { | |
1222 | dPOPTOPiirl; | |
1223 | SETs((left != right) ? &sv_yes : &sv_no); | |
1224 | RETURN; | |
1225 | } | |
79072805 LW |
1226 | } |
1227 | ||
a0d0e21e | 1228 | PP(pp_i_ncmp) |
79072805 | 1229 | { |
a0d0e21e LW |
1230 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1231 | { | |
1232 | dPOPTOPiirl; | |
1233 | I32 value; | |
79072805 | 1234 | |
a0d0e21e | 1235 | if (left > right) |
79072805 | 1236 | value = 1; |
a0d0e21e | 1237 | else if (left < right) |
79072805 | 1238 | value = -1; |
a0d0e21e | 1239 | else |
79072805 | 1240 | value = 0; |
a0d0e21e LW |
1241 | SETi(value); |
1242 | RETURN; | |
79072805 | 1243 | } |
85e6fe83 LW |
1244 | } |
1245 | ||
1246 | PP(pp_i_negate) | |
1247 | { | |
a0d0e21e | 1248 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1249 | SETi(-TOPi); |
1250 | RETURN; | |
1251 | } | |
1252 | ||
79072805 LW |
1253 | /* High falutin' math. */ |
1254 | ||
1255 | PP(pp_atan2) | |
1256 | { | |
a0d0e21e LW |
1257 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1258 | { | |
1259 | dPOPTOPnnrl; | |
1260 | SETn(atan2(left, right)); | |
1261 | RETURN; | |
1262 | } | |
79072805 LW |
1263 | } |
1264 | ||
1265 | PP(pp_sin) | |
1266 | { | |
a0d0e21e LW |
1267 | dSP; dTARGET; tryAMAGICun(sin); |
1268 | { | |
1269 | double value; | |
1270 | value = POPn; | |
1271 | value = sin(value); | |
1272 | XPUSHn(value); | |
1273 | RETURN; | |
1274 | } | |
79072805 LW |
1275 | } |
1276 | ||
1277 | PP(pp_cos) | |
1278 | { | |
a0d0e21e LW |
1279 | dSP; dTARGET; tryAMAGICun(cos); |
1280 | { | |
1281 | double value; | |
1282 | value = POPn; | |
1283 | value = cos(value); | |
1284 | XPUSHn(value); | |
1285 | RETURN; | |
1286 | } | |
79072805 LW |
1287 | } |
1288 | ||
1289 | PP(pp_rand) | |
1290 | { | |
1291 | dSP; dTARGET; | |
1292 | double value; | |
1293 | if (MAXARG < 1) | |
1294 | value = 1.0; | |
1295 | else | |
1296 | value = POPn; | |
1297 | if (value == 0.0) | |
1298 | value = 1.0; | |
1299 | #if RANDBITS == 31 | |
1300 | value = rand() * value / 2147483648.0; | |
1301 | #else | |
1302 | #if RANDBITS == 16 | |
1303 | value = rand() * value / 65536.0; | |
1304 | #else | |
1305 | #if RANDBITS == 15 | |
1306 | value = rand() * value / 32768.0; | |
1307 | #else | |
1308 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1309 | #endif | |
1310 | #endif | |
1311 | #endif | |
1312 | XPUSHn(value); | |
1313 | RETURN; | |
1314 | } | |
1315 | ||
1316 | PP(pp_srand) | |
1317 | { | |
1318 | dSP; | |
1319 | I32 anum; | |
79072805 LW |
1320 | |
1321 | if (MAXARG < 1) { | |
f12c7020 | 1322 | #ifdef VMS |
1323 | # include <starlet.h> | |
1324 | unsigned int when[2]; | |
1325 | _ckvmssts(sys$gettim(when)); | |
1326 | anum = when[0] ^ when[1]; | |
1327 | #else | |
5f05dabc | 1328 | # ifdef HAS_GETTIMEOFDAY |
f12c7020 | 1329 | struct timeval when; |
1330 | gettimeofday(&when,(struct timezone *) 0); | |
1331 | anum = when.tv_sec ^ when.tv_usec; | |
1332 | # else | |
1333 | Time_t when; | |
79072805 LW |
1334 | (void)time(&when); |
1335 | anum = when; | |
f12c7020 | 1336 | # endif |
1337 | #endif | |
1338 | #if !defined(PLAN9) /* XXX Plan9 assembler chokes on this; fix coming soon */ | |
1339 | /* 17-Jul-1996 bailey@genetics.upenn.edu */ | |
1340 | /* What is a good hashing algorithm here? */ | |
1341 | anum ^= ( ( 269 * (U32)getpid()) | |
1342 | ^ (26107 * (U32)&when) | |
1343 | ^ (73819 * (U32)stack_sp)); | |
1344 | #endif | |
79072805 LW |
1345 | } |
1346 | else | |
1347 | anum = POPi; | |
1348 | (void)srand(anum); | |
1349 | EXTEND(SP, 1); | |
1350 | RETPUSHYES; | |
1351 | } | |
1352 | ||
1353 | PP(pp_exp) | |
1354 | { | |
a0d0e21e LW |
1355 | dSP; dTARGET; tryAMAGICun(exp); |
1356 | { | |
1357 | double value; | |
1358 | value = POPn; | |
1359 | value = exp(value); | |
1360 | XPUSHn(value); | |
1361 | RETURN; | |
1362 | } | |
79072805 LW |
1363 | } |
1364 | ||
1365 | PP(pp_log) | |
1366 | { | |
a0d0e21e LW |
1367 | dSP; dTARGET; tryAMAGICun(log); |
1368 | { | |
1369 | double value; | |
1370 | value = POPn; | |
bbce6d69 | 1371 | if (value <= 0.0) { |
36477c24 | 1372 | SET_NUMERIC_STANDARD(); |
2304df62 | 1373 | DIE("Can't take log of %g", value); |
bbce6d69 | 1374 | } |
a0d0e21e LW |
1375 | value = log(value); |
1376 | XPUSHn(value); | |
1377 | RETURN; | |
1378 | } | |
79072805 LW |
1379 | } |
1380 | ||
1381 | PP(pp_sqrt) | |
1382 | { | |
a0d0e21e LW |
1383 | dSP; dTARGET; tryAMAGICun(sqrt); |
1384 | { | |
1385 | double value; | |
1386 | value = POPn; | |
bbce6d69 | 1387 | if (value < 0.0) { |
36477c24 | 1388 | SET_NUMERIC_STANDARD(); |
2304df62 | 1389 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1390 | } |
a0d0e21e LW |
1391 | value = sqrt(value); |
1392 | XPUSHn(value); | |
1393 | RETURN; | |
1394 | } | |
79072805 LW |
1395 | } |
1396 | ||
1397 | PP(pp_int) | |
1398 | { | |
1399 | dSP; dTARGET; | |
774d564b | 1400 | { |
1401 | double value = TOPn; | |
1402 | IV iv; | |
1403 | ||
1404 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1405 | iv = SvIVX(TOPs); | |
1406 | SETi(iv); | |
1407 | } | |
1408 | else { | |
1409 | if (value >= 0.0) | |
1410 | (void)modf(value, &value); | |
1411 | else { | |
1412 | (void)modf(-value, &value); | |
1413 | value = -value; | |
1414 | } | |
1415 | iv = I_V(value); | |
1416 | if (iv == value) | |
1417 | SETi(iv); | |
1418 | else | |
1419 | SETn(value); | |
1420 | } | |
79072805 | 1421 | } |
79072805 LW |
1422 | RETURN; |
1423 | } | |
1424 | ||
463ee0b2 LW |
1425 | PP(pp_abs) |
1426 | { | |
a0d0e21e LW |
1427 | dSP; dTARGET; tryAMAGICun(abs); |
1428 | { | |
774d564b | 1429 | double value = TOPn; |
1430 | IV iv; | |
1431 | ||
1432 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && | |
1433 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1434 | if (iv < 0) | |
1435 | iv = -iv; | |
1436 | SETi(iv); | |
1437 | } | |
1438 | else { | |
1439 | if (value < 0.0) | |
1440 | value = -value; | |
1441 | SETn(value); | |
1442 | } | |
a0d0e21e | 1443 | } |
774d564b | 1444 | RETURN; |
463ee0b2 LW |
1445 | } |
1446 | ||
79072805 LW |
1447 | PP(pp_hex) |
1448 | { | |
1449 | dSP; dTARGET; | |
1450 | char *tmps; | |
1451 | I32 argtype; | |
1452 | ||
a0d0e21e | 1453 | tmps = POPp; |
55497cff | 1454 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1455 | RETURN; |
1456 | } | |
1457 | ||
1458 | PP(pp_oct) | |
1459 | { | |
1460 | dSP; dTARGET; | |
55497cff | 1461 | UV value; |
79072805 LW |
1462 | I32 argtype; |
1463 | char *tmps; | |
1464 | ||
a0d0e21e | 1465 | tmps = POPp; |
464e2e8a | 1466 | while (*tmps && isSPACE(*tmps)) |
1467 | tmps++; | |
1468 | if (*tmps == '0') | |
79072805 LW |
1469 | tmps++; |
1470 | if (*tmps == 'x') | |
464e2e8a | 1471 | value = scan_hex(++tmps, 99, &argtype); |
1472 | else | |
1473 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1474 | XPUSHu(value); |
79072805 LW |
1475 | RETURN; |
1476 | } | |
1477 | ||
1478 | /* String stuff. */ | |
1479 | ||
1480 | PP(pp_length) | |
1481 | { | |
1482 | dSP; dTARGET; | |
a0d0e21e | 1483 | SETi( sv_len(TOPs) ); |
79072805 LW |
1484 | RETURN; |
1485 | } | |
1486 | ||
1487 | PP(pp_substr) | |
1488 | { | |
1489 | dSP; dTARGET; | |
1490 | SV *sv; | |
1491 | I32 len; | |
463ee0b2 | 1492 | STRLEN curlen; |
79072805 LW |
1493 | I32 pos; |
1494 | I32 rem; | |
a0d0e21e | 1495 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1496 | char *tmps; |
a0d0e21e | 1497 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1498 | |
1499 | if (MAXARG > 2) | |
1500 | len = POPi; | |
1501 | pos = POPi - arybase; | |
1502 | sv = POPs; | |
a0d0e21e | 1503 | tmps = SvPV(sv, curlen); |
79072805 LW |
1504 | if (pos < 0) |
1505 | pos += curlen + arybase; | |
2304df62 | 1506 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1507 | if (dowarn || lvalue) |
2304df62 AD |
1508 | warn("substr outside of string"); |
1509 | RETPUSHUNDEF; | |
1510 | } | |
79072805 LW |
1511 | else { |
1512 | if (MAXARG < 3) | |
1513 | len = curlen; | |
a0d0e21e | 1514 | else if (len < 0) { |
748a9306 | 1515 | len += curlen - pos; |
a0d0e21e LW |
1516 | if (len < 0) |
1517 | len = 0; | |
1518 | } | |
79072805 LW |
1519 | tmps += pos; |
1520 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1521 | if (rem > len) | |
1522 | rem = len; | |
1523 | sv_setpvn(TARG, tmps, rem); | |
1524 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1525 | if (!SvGMAGICAL(sv)) { |
1526 | if (SvROK(sv)) { | |
1527 | SvPV_force(sv,na); | |
1528 | if (dowarn) | |
1529 | warn("Attempt to use reference as lvalue in substr"); | |
1530 | } | |
1531 | if (SvOK(sv)) /* is it defined ? */ | |
1532 | (void)SvPOK_only(sv); | |
1533 | else | |
1534 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1535 | } | |
5f05dabc | 1536 | |
a0d0e21e LW |
1537 | if (SvTYPE(TARG) < SVt_PVLV) { |
1538 | sv_upgrade(TARG, SVt_PVLV); | |
1539 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1540 | } |
a0d0e21e | 1541 | |
5f05dabc | 1542 | LvTYPE(TARG) = 'x'; |
79072805 | 1543 | LvTARG(TARG) = sv; |
a0d0e21e | 1544 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1545 | LvTARGLEN(TARG) = rem; |
1546 | } | |
1547 | } | |
1548 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1549 | RETURN; | |
1550 | } | |
1551 | ||
1552 | PP(pp_vec) | |
1553 | { | |
1554 | dSP; dTARGET; | |
1555 | register I32 size = POPi; | |
1556 | register I32 offset = POPi; | |
1557 | register SV *src = POPs; | |
a0d0e21e | 1558 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1559 | STRLEN srclen; |
1560 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1561 | unsigned long retnum; |
1562 | I32 len; | |
1563 | ||
1564 | offset *= size; /* turn into bit offset */ | |
1565 | len = (offset + size + 7) / 8; | |
1566 | if (offset < 0 || size < 1) | |
1567 | retnum = 0; | |
79072805 | 1568 | else { |
a0d0e21e LW |
1569 | if (lvalue) { /* it's an lvalue! */ |
1570 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1571 | sv_upgrade(TARG, SVt_PVLV); | |
1572 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1573 | } | |
1574 | ||
1575 | LvTYPE(TARG) = 'v'; | |
1576 | LvTARG(TARG) = src; | |
1577 | LvTARGOFF(TARG) = offset; | |
1578 | LvTARGLEN(TARG) = size; | |
1579 | } | |
93a17b20 | 1580 | if (len > srclen) { |
a0d0e21e LW |
1581 | if (size <= 8) |
1582 | retnum = 0; | |
1583 | else { | |
1584 | offset >>= 3; | |
748a9306 LW |
1585 | if (size == 16) { |
1586 | if (offset >= srclen) | |
1587 | retnum = 0; | |
a0d0e21e | 1588 | else |
748a9306 LW |
1589 | retnum = (unsigned long) s[offset] << 8; |
1590 | } | |
1591 | else if (size == 32) { | |
1592 | if (offset >= srclen) | |
1593 | retnum = 0; | |
1594 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1595 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1596 | else if (offset + 2 >= srclen) |
1597 | retnum = ((unsigned long) s[offset] << 24) + | |
1598 | ((unsigned long) s[offset + 1] << 16); | |
1599 | else | |
1600 | retnum = ((unsigned long) s[offset] << 24) + | |
1601 | ((unsigned long) s[offset + 1] << 16) + | |
1602 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1603 | } |
1604 | } | |
79072805 | 1605 | } |
a0d0e21e | 1606 | else if (size < 8) |
79072805 LW |
1607 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1608 | else { | |
1609 | offset >>= 3; | |
1610 | if (size == 8) | |
1611 | retnum = s[offset]; | |
1612 | else if (size == 16) | |
1613 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1614 | else if (size == 32) | |
1615 | retnum = ((unsigned long) s[offset] << 24) + | |
1616 | ((unsigned long) s[offset + 1] << 16) + | |
1617 | (s[offset + 2] << 8) + s[offset+3]; | |
1618 | } | |
79072805 LW |
1619 | } |
1620 | ||
1621 | sv_setiv(TARG, (I32)retnum); | |
1622 | PUSHs(TARG); | |
1623 | RETURN; | |
1624 | } | |
1625 | ||
1626 | PP(pp_index) | |
1627 | { | |
1628 | dSP; dTARGET; | |
1629 | SV *big; | |
1630 | SV *little; | |
1631 | I32 offset; | |
1632 | I32 retval; | |
1633 | char *tmps; | |
1634 | char *tmps2; | |
463ee0b2 | 1635 | STRLEN biglen; |
a0d0e21e | 1636 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1637 | |
1638 | if (MAXARG < 3) | |
1639 | offset = 0; | |
1640 | else | |
1641 | offset = POPi - arybase; | |
1642 | little = POPs; | |
1643 | big = POPs; | |
463ee0b2 | 1644 | tmps = SvPV(big, biglen); |
79072805 LW |
1645 | if (offset < 0) |
1646 | offset = 0; | |
93a17b20 LW |
1647 | else if (offset > biglen) |
1648 | offset = biglen; | |
79072805 | 1649 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1650 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1651 | retval = -1 + arybase; |
1652 | else | |
1653 | retval = tmps2 - tmps + arybase; | |
1654 | PUSHi(retval); | |
1655 | RETURN; | |
1656 | } | |
1657 | ||
1658 | PP(pp_rindex) | |
1659 | { | |
1660 | dSP; dTARGET; | |
1661 | SV *big; | |
1662 | SV *little; | |
463ee0b2 LW |
1663 | STRLEN blen; |
1664 | STRLEN llen; | |
79072805 LW |
1665 | SV *offstr; |
1666 | I32 offset; | |
1667 | I32 retval; | |
1668 | char *tmps; | |
1669 | char *tmps2; | |
a0d0e21e | 1670 | I32 arybase = curcop->cop_arybase; |
79072805 | 1671 | |
a0d0e21e | 1672 | if (MAXARG >= 3) |
79072805 LW |
1673 | offstr = POPs; |
1674 | little = POPs; | |
1675 | big = POPs; | |
463ee0b2 LW |
1676 | tmps2 = SvPV(little, llen); |
1677 | tmps = SvPV(big, blen); | |
79072805 | 1678 | if (MAXARG < 3) |
463ee0b2 | 1679 | offset = blen; |
79072805 | 1680 | else |
463ee0b2 | 1681 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1682 | if (offset < 0) |
1683 | offset = 0; | |
463ee0b2 LW |
1684 | else if (offset > blen) |
1685 | offset = blen; | |
79072805 | 1686 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1687 | tmps2, tmps2 + llen))) |
79072805 LW |
1688 | retval = -1 + arybase; |
1689 | else | |
1690 | retval = tmps2 - tmps + arybase; | |
1691 | PUSHi(retval); | |
1692 | RETURN; | |
1693 | } | |
1694 | ||
1695 | PP(pp_sprintf) | |
1696 | { | |
1697 | dSP; dMARK; dORIGMARK; dTARGET; | |
36477c24 | 1698 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 1699 | if (op->op_private & OPpLOCALE) |
36477c24 | 1700 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 1701 | else |
36477c24 | 1702 | SET_NUMERIC_STANDARD(); |
1703 | #endif | |
79072805 | 1704 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 1705 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
1706 | SP = ORIGMARK; |
1707 | PUSHTARG; | |
1708 | RETURN; | |
1709 | } | |
1710 | ||
79072805 LW |
1711 | PP(pp_ord) |
1712 | { | |
1713 | dSP; dTARGET; | |
1714 | I32 value; | |
1715 | char *tmps; | |
79072805 | 1716 | |
79072805 | 1717 | #ifndef I286 |
a0d0e21e | 1718 | tmps = POPp; |
79072805 LW |
1719 | value = (I32) (*tmps & 255); |
1720 | #else | |
a0d0e21e LW |
1721 | I32 anum; |
1722 | tmps = POPp; | |
79072805 LW |
1723 | anum = (I32) *tmps; |
1724 | value = (I32) (anum & 255); | |
1725 | #endif | |
1726 | XPUSHi(value); | |
1727 | RETURN; | |
1728 | } | |
1729 | ||
463ee0b2 LW |
1730 | PP(pp_chr) |
1731 | { | |
1732 | dSP; dTARGET; | |
1733 | char *tmps; | |
1734 | ||
748a9306 LW |
1735 | (void)SvUPGRADE(TARG,SVt_PV); |
1736 | SvGROW(TARG,2); | |
463ee0b2 LW |
1737 | SvCUR_set(TARG, 1); |
1738 | tmps = SvPVX(TARG); | |
748a9306 LW |
1739 | *tmps++ = POPi; |
1740 | *tmps = '\0'; | |
a0d0e21e | 1741 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1742 | XPUSHs(TARG); |
1743 | RETURN; | |
1744 | } | |
1745 | ||
79072805 LW |
1746 | PP(pp_crypt) |
1747 | { | |
1748 | dSP; dTARGET; dPOPTOPssrl; | |
1749 | #ifdef HAS_CRYPT | |
a0d0e21e | 1750 | char *tmps = SvPV(left, na); |
79072805 | 1751 | #ifdef FCRYPT |
a0d0e21e | 1752 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1753 | #else |
a0d0e21e | 1754 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1755 | #endif |
1756 | #else | |
1757 | DIE( | |
1758 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1759 | #endif | |
1760 | SETs(TARG); | |
1761 | RETURN; | |
1762 | } | |
1763 | ||
1764 | PP(pp_ucfirst) | |
1765 | { | |
1766 | dSP; | |
1767 | SV *sv = TOPs; | |
1768 | register char *s; | |
1769 | ||
ed6116ce | 1770 | if (!SvPADTMP(sv)) { |
79072805 LW |
1771 | dTARGET; |
1772 | sv_setsv(TARG, sv); | |
1773 | sv = TARG; | |
1774 | SETs(sv); | |
1775 | } | |
a0d0e21e | 1776 | s = SvPV_force(sv, na); |
bbce6d69 | 1777 | if (*s) { |
1778 | if (op->op_private & OPpLOCALE) { | |
1779 | TAINT; | |
1780 | SvTAINTED_on(sv); | |
1781 | *s = toUPPER_LC(*s); | |
1782 | } | |
1783 | else | |
1784 | *s = toUPPER(*s); | |
1785 | } | |
79072805 LW |
1786 | |
1787 | RETURN; | |
1788 | } | |
1789 | ||
1790 | PP(pp_lcfirst) | |
1791 | { | |
1792 | dSP; | |
1793 | SV *sv = TOPs; | |
1794 | register char *s; | |
1795 | ||
ed6116ce | 1796 | if (!SvPADTMP(sv)) { |
79072805 LW |
1797 | dTARGET; |
1798 | sv_setsv(TARG, sv); | |
1799 | sv = TARG; | |
1800 | SETs(sv); | |
1801 | } | |
a0d0e21e | 1802 | s = SvPV_force(sv, na); |
bbce6d69 | 1803 | if (*s) { |
1804 | if (op->op_private & OPpLOCALE) { | |
1805 | TAINT; | |
1806 | SvTAINTED_on(sv); | |
1807 | *s = toLOWER_LC(*s); | |
1808 | } | |
1809 | else | |
1810 | *s = toLOWER(*s); | |
1811 | } | |
79072805 LW |
1812 | |
1813 | SETs(sv); | |
1814 | RETURN; | |
1815 | } | |
1816 | ||
1817 | PP(pp_uc) | |
1818 | { | |
1819 | dSP; | |
1820 | SV *sv = TOPs; | |
1821 | register char *s; | |
463ee0b2 | 1822 | STRLEN len; |
79072805 | 1823 | |
ed6116ce | 1824 | if (!SvPADTMP(sv)) { |
79072805 LW |
1825 | dTARGET; |
1826 | sv_setsv(TARG, sv); | |
1827 | sv = TARG; | |
1828 | SETs(sv); | |
1829 | } | |
bbce6d69 | 1830 | |
a0d0e21e | 1831 | s = SvPV_force(sv, len); |
bbce6d69 | 1832 | if (len) { |
1833 | register char *send = s + len; | |
1834 | ||
1835 | if (op->op_private & OPpLOCALE) { | |
1836 | TAINT; | |
1837 | SvTAINTED_on(sv); | |
1838 | for (; s < send; s++) | |
1839 | *s = toUPPER_LC(*s); | |
1840 | } | |
1841 | else { | |
1842 | for (; s < send; s++) | |
1843 | *s = toUPPER(*s); | |
1844 | } | |
79072805 LW |
1845 | } |
1846 | RETURN; | |
1847 | } | |
1848 | ||
1849 | PP(pp_lc) | |
1850 | { | |
1851 | dSP; | |
1852 | SV *sv = TOPs; | |
1853 | register char *s; | |
463ee0b2 | 1854 | STRLEN len; |
79072805 | 1855 | |
ed6116ce | 1856 | if (!SvPADTMP(sv)) { |
79072805 LW |
1857 | dTARGET; |
1858 | sv_setsv(TARG, sv); | |
1859 | sv = TARG; | |
1860 | SETs(sv); | |
1861 | } | |
bbce6d69 | 1862 | |
a0d0e21e | 1863 | s = SvPV_force(sv, len); |
bbce6d69 | 1864 | if (len) { |
1865 | register char *send = s + len; | |
1866 | ||
1867 | if (op->op_private & OPpLOCALE) { | |
1868 | TAINT; | |
1869 | SvTAINTED_on(sv); | |
1870 | for (; s < send; s++) | |
1871 | *s = toLOWER_LC(*s); | |
1872 | } | |
1873 | else { | |
1874 | for (; s < send; s++) | |
1875 | *s = toLOWER(*s); | |
1876 | } | |
79072805 LW |
1877 | } |
1878 | RETURN; | |
1879 | } | |
1880 | ||
a0d0e21e | 1881 | PP(pp_quotemeta) |
79072805 | 1882 | { |
a0d0e21e LW |
1883 | dSP; dTARGET; |
1884 | SV *sv = TOPs; | |
1885 | STRLEN len; | |
1886 | register char *s = SvPV(sv,len); | |
1887 | register char *d; | |
79072805 | 1888 | |
a0d0e21e LW |
1889 | if (len) { |
1890 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 1891 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
1892 | d = SvPVX(TARG); |
1893 | while (len--) { | |
1894 | if (!isALNUM(*s)) | |
1895 | *d++ = '\\'; | |
1896 | *d++ = *s++; | |
79072805 | 1897 | } |
a0d0e21e LW |
1898 | *d = '\0'; |
1899 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1900 | (void)SvPOK_only(TARG); | |
79072805 | 1901 | } |
a0d0e21e LW |
1902 | else |
1903 | sv_setpvn(TARG, s, len); | |
1904 | SETs(TARG); | |
79072805 LW |
1905 | RETURN; |
1906 | } | |
1907 | ||
a0d0e21e | 1908 | /* Arrays. */ |
79072805 | 1909 | |
a0d0e21e | 1910 | PP(pp_aslice) |
79072805 | 1911 | { |
a0d0e21e LW |
1912 | dSP; dMARK; dORIGMARK; |
1913 | register SV** svp; | |
1914 | register AV* av = (AV*)POPs; | |
1915 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1916 | I32 arybase = curcop->cop_arybase; |
1917 | I32 elem; | |
79072805 | 1918 | |
a0d0e21e | 1919 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1920 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1921 | I32 max = -1; | |
1922 | for (svp = mark + 1; svp <= sp; svp++) { | |
1923 | elem = SvIVx(*svp); | |
1924 | if (elem > max) | |
1925 | max = elem; | |
1926 | } | |
1927 | if (max > AvMAX(av)) | |
1928 | av_extend(av, max); | |
1929 | } | |
a0d0e21e | 1930 | while (++MARK <= SP) { |
748a9306 | 1931 | elem = SvIVx(*MARK); |
a0d0e21e | 1932 | |
748a9306 LW |
1933 | if (elem > 0) |
1934 | elem -= arybase; | |
a0d0e21e LW |
1935 | svp = av_fetch(av, elem, lval); |
1936 | if (lval) { | |
1937 | if (!svp || *svp == &sv_undef) | |
1938 | DIE(no_aelem, elem); | |
1939 | if (op->op_private & OPpLVAL_INTRO) | |
1940 | save_svref(svp); | |
79072805 | 1941 | } |
a0d0e21e | 1942 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1943 | } |
1944 | } | |
748a9306 | 1945 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1946 | MARK = ORIGMARK; |
1947 | *++MARK = *SP; | |
1948 | SP = MARK; | |
1949 | } | |
79072805 LW |
1950 | RETURN; |
1951 | } | |
1952 | ||
1953 | /* Associative arrays. */ | |
1954 | ||
1955 | PP(pp_each) | |
1956 | { | |
1957 | dSP; dTARGET; | |
1958 | HV *hash = (HV*)POPs; | |
c07a80fd | 1959 | HE *entry; |
c07a80fd | 1960 | |
1961 | PUTBACK; | |
1962 | entry = hv_iternext(hash); /* might clobber stack_sp */ | |
1963 | SPAGAIN; | |
79072805 | 1964 | |
79072805 LW |
1965 | EXTEND(SP, 2); |
1966 | if (entry) { | |
f12c7020 | 1967 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
79072805 | 1968 | if (GIMME == G_ARRAY) { |
c07a80fd | 1969 | PUTBACK; |
1970 | sv_setsv(TARG, hv_iterval(hash, entry)); /* might clobber stack_sp */ | |
1971 | SPAGAIN; | |
8990e307 | 1972 | PUSHs(TARG); |
79072805 | 1973 | } |
79072805 LW |
1974 | } |
1975 | else if (GIMME == G_SCALAR) | |
1976 | RETPUSHUNDEF; | |
1977 | ||
1978 | RETURN; | |
1979 | } | |
1980 | ||
1981 | PP(pp_values) | |
1982 | { | |
1983 | return do_kv(ARGS); | |
1984 | } | |
1985 | ||
1986 | PP(pp_keys) | |
1987 | { | |
1988 | return do_kv(ARGS); | |
1989 | } | |
1990 | ||
1991 | PP(pp_delete) | |
1992 | { | |
1993 | dSP; | |
1994 | SV *sv; | |
5f05dabc | 1995 | HV *hv; |
1996 | ||
1997 | if (op->op_private & OPpSLICE) { | |
1998 | dMARK; dORIGMARK; | |
1999 | hv = (HV*)POPs; | |
2000 | if (SvTYPE(hv) != SVt_PVHV) | |
2001 | DIE("Not a HASH reference"); | |
2002 | while (++MARK <= SP) { | |
2003 | sv = hv_delete_ent(hv, *MARK, | |
2004 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
2005 | *MARK = sv ? sv : &sv_undef; | |
2006 | } | |
2007 | if (GIMME != G_ARRAY) { | |
2008 | MARK = ORIGMARK; | |
2009 | *++MARK = *SP; | |
2010 | SP = MARK; | |
2011 | } | |
2012 | } | |
2013 | else { | |
2014 | SV *keysv = POPs; | |
2015 | hv = (HV*)POPs; | |
2016 | if (SvTYPE(hv) != SVt_PVHV) | |
2017 | DIE("Not a HASH reference"); | |
2018 | sv = hv_delete_ent(hv, keysv, | |
2019 | (op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0), 0); | |
2020 | if (!sv) | |
2021 | sv = &sv_undef; | |
2022 | PUSHs(sv); | |
79072805 | 2023 | } |
79072805 LW |
2024 | RETURN; |
2025 | } | |
2026 | ||
a0d0e21e | 2027 | PP(pp_exists) |
79072805 | 2028 | { |
a0d0e21e LW |
2029 | dSP; |
2030 | SV *tmpsv = POPs; | |
2031 | HV *hv = (HV*)POPs; | |
a0d0e21e LW |
2032 | STRLEN len; |
2033 | if (SvTYPE(hv) != SVt_PVHV) { | |
2034 | DIE("Not a HASH reference"); | |
2035 | } | |
f12c7020 | 2036 | if (hv_exists_ent(hv, tmpsv, 0)) |
a0d0e21e LW |
2037 | RETPUSHYES; |
2038 | RETPUSHNO; | |
2039 | } | |
79072805 | 2040 | |
a0d0e21e LW |
2041 | PP(pp_hslice) |
2042 | { | |
2043 | dSP; dMARK; dORIGMARK; | |
f12c7020 | 2044 | register HE *he; |
a0d0e21e LW |
2045 | register HV *hv = (HV*)POPs; |
2046 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 2047 | |
a0d0e21e LW |
2048 | if (SvTYPE(hv) == SVt_PVHV) { |
2049 | while (++MARK <= SP) { | |
f12c7020 | 2050 | SV *keysv = *MARK; |
79072805 | 2051 | |
f12c7020 | 2052 | he = hv_fetch_ent(hv, keysv, lval, 0); |
a0d0e21e | 2053 | if (lval) { |
f12c7020 | 2054 | if (!he || HeVAL(he) == &sv_undef) |
2055 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 2056 | if (op->op_private & OPpLVAL_INTRO) |
f12c7020 | 2057 | save_svref(&HeVAL(he)); |
93a17b20 | 2058 | } |
f12c7020 | 2059 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
2060 | } |
2061 | } | |
a0d0e21e LW |
2062 | if (GIMME != G_ARRAY) { |
2063 | MARK = ORIGMARK; | |
2064 | *++MARK = *SP; | |
2065 | SP = MARK; | |
79072805 | 2066 | } |
a0d0e21e LW |
2067 | RETURN; |
2068 | } | |
2069 | ||
2070 | /* List operators. */ | |
2071 | ||
2072 | PP(pp_list) | |
2073 | { | |
2074 | dSP; dMARK; | |
2075 | if (GIMME != G_ARRAY) { | |
2076 | if (++MARK <= SP) | |
2077 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2078 | else |
a0d0e21e LW |
2079 | *MARK = &sv_undef; |
2080 | SP = MARK; | |
79072805 | 2081 | } |
a0d0e21e | 2082 | RETURN; |
79072805 LW |
2083 | } |
2084 | ||
a0d0e21e | 2085 | PP(pp_lslice) |
79072805 LW |
2086 | { |
2087 | dSP; | |
a0d0e21e LW |
2088 | SV **lastrelem = stack_sp; |
2089 | SV **lastlelem = stack_base + POPMARK; | |
2090 | SV **firstlelem = stack_base + POPMARK + 1; | |
2091 | register SV **firstrelem = lastlelem + 1; | |
2092 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2093 | I32 lval = op->op_flags & OPf_MOD; |
2094 | I32 is_something_there = lval; | |
79072805 | 2095 | |
a0d0e21e LW |
2096 | register I32 max = lastrelem - lastlelem; |
2097 | register SV **lelem; | |
2098 | register I32 ix; | |
2099 | ||
2100 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2101 | ix = SvIVx(*lastlelem); |
2102 | if (ix < 0) | |
2103 | ix += max; | |
2104 | else | |
2105 | ix -= arybase; | |
a0d0e21e LW |
2106 | if (ix < 0 || ix >= max) |
2107 | *firstlelem = &sv_undef; | |
2108 | else | |
2109 | *firstlelem = firstrelem[ix]; | |
2110 | SP = firstlelem; | |
2111 | RETURN; | |
2112 | } | |
2113 | ||
2114 | if (max == 0) { | |
2115 | SP = firstlelem - 1; | |
2116 | RETURN; | |
2117 | } | |
2118 | ||
2119 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2120 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2121 | if (ix < 0) { |
2122 | ix += max; | |
2123 | if (ix < 0) | |
2124 | *lelem = &sv_undef; | |
2125 | else if (!(*lelem = firstrelem[ix])) | |
2126 | *lelem = &sv_undef; | |
79072805 | 2127 | } |
748a9306 LW |
2128 | else { |
2129 | ix -= arybase; | |
2130 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2131 | *lelem = &sv_undef; | |
2132 | } | |
ff0cee69 | 2133 | if (!is_something_there && (SvOK(*lelem) || SvGMAGICAL(*lelem))) |
4633a7c4 | 2134 | is_something_there = TRUE; |
79072805 | 2135 | } |
4633a7c4 LW |
2136 | if (is_something_there) |
2137 | SP = lastlelem; | |
2138 | else | |
2139 | SP = firstlelem - 1; | |
79072805 LW |
2140 | RETURN; |
2141 | } | |
2142 | ||
a0d0e21e LW |
2143 | PP(pp_anonlist) |
2144 | { | |
44a8e56a | 2145 | dSP; dMARK; dORIGMARK; |
a0d0e21e | 2146 | I32 items = SP - MARK; |
44a8e56a | 2147 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2148 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2149 | XPUSHs(av); | |
a0d0e21e LW |
2150 | RETURN; |
2151 | } | |
2152 | ||
2153 | PP(pp_anonhash) | |
79072805 LW |
2154 | { |
2155 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
2156 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2157 | ||
2158 | while (MARK < SP) { | |
2159 | SV* key = *++MARK; | |
a0d0e21e LW |
2160 | SV *val = NEWSV(46, 0); |
2161 | if (MARK < SP) | |
2162 | sv_setsv(val, *++MARK); | |
2163 | else | |
2164 | warn("Odd number of elements in hash list"); | |
f12c7020 | 2165 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2166 | } |
a0d0e21e LW |
2167 | SP = ORIGMARK; |
2168 | XPUSHs((SV*)hv); | |
79072805 LW |
2169 | RETURN; |
2170 | } | |
2171 | ||
a0d0e21e | 2172 | PP(pp_splice) |
79072805 | 2173 | { |
a0d0e21e LW |
2174 | dSP; dMARK; dORIGMARK; |
2175 | register AV *ary = (AV*)*++MARK; | |
2176 | register SV **src; | |
2177 | register SV **dst; | |
2178 | register I32 i; | |
2179 | register I32 offset; | |
2180 | register I32 length; | |
2181 | I32 newlen; | |
2182 | I32 after; | |
2183 | I32 diff; | |
2184 | SV **tmparyval = 0; | |
79072805 | 2185 | |
a0d0e21e | 2186 | SP++; |
79072805 | 2187 | |
a0d0e21e LW |
2188 | if (++MARK < SP) { |
2189 | offset = SvIVx(*MARK); | |
2190 | if (offset < 0) | |
2191 | offset += AvFILL(ary) + 1; | |
2192 | else | |
2193 | offset -= curcop->cop_arybase; | |
2194 | if (++MARK < SP) { | |
2195 | length = SvIVx(*MARK++); | |
2196 | if (length < 0) | |
2197 | length = 0; | |
79072805 LW |
2198 | } |
2199 | else | |
a0d0e21e | 2200 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2201 | } |
a0d0e21e LW |
2202 | else { |
2203 | offset = 0; | |
2204 | length = AvMAX(ary) + 1; | |
2205 | } | |
2206 | if (offset < 0) { | |
2207 | length += offset; | |
2208 | offset = 0; | |
2209 | if (length < 0) | |
2210 | length = 0; | |
2211 | } | |
2212 | if (offset > AvFILL(ary) + 1) | |
2213 | offset = AvFILL(ary) + 1; | |
2214 | after = AvFILL(ary) + 1 - (offset + length); | |
2215 | if (after < 0) { /* not that much array */ | |
2216 | length += after; /* offset+length now in array */ | |
2217 | after = 0; | |
2218 | if (!AvALLOC(ary)) | |
2219 | av_extend(ary, 0); | |
2220 | } | |
2221 | ||
2222 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2223 | ||
2224 | newlen = SP - MARK; | |
2225 | diff = newlen - length; | |
2226 | ||
2227 | if (diff < 0) { /* shrinking the area */ | |
2228 | if (newlen) { | |
2229 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2230 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2231 | } |
a0d0e21e LW |
2232 | |
2233 | MARK = ORIGMARK + 1; | |
2234 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2235 | MEXTEND(MARK, length); | |
2236 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2237 | if (AvREAL(ary)) { | |
bbce6d69 | 2238 | EXTEND_MORTAL(length); |
36477c24 | 2239 | for (i = length, dst = MARK; i; i--) { |
2240 | if (!SvIMMORTAL(*dst)) | |
2241 | sv_2mortal(*dst); /* free them eventualy */ | |
2242 | dst++; | |
2243 | } | |
a0d0e21e LW |
2244 | } |
2245 | MARK += length - 1; | |
79072805 | 2246 | } |
a0d0e21e LW |
2247 | else { |
2248 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2249 | if (AvREAL(ary)) { | |
36477c24 | 2250 | if (!SvIMMORTAL(*MARK)) |
2251 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2252 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2253 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2254 | } |
a0d0e21e LW |
2255 | } |
2256 | AvFILL(ary) += diff; | |
2257 | ||
2258 | /* pull up or down? */ | |
2259 | ||
2260 | if (offset < after) { /* easier to pull up */ | |
2261 | if (offset) { /* esp. if nothing to pull */ | |
2262 | src = &AvARRAY(ary)[offset-1]; | |
2263 | dst = src - diff; /* diff is negative */ | |
2264 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2265 | *dst-- = *src--; | |
79072805 | 2266 | } |
a0d0e21e LW |
2267 | dst = AvARRAY(ary); |
2268 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2269 | AvMAX(ary) += diff; | |
2270 | } | |
2271 | else { | |
2272 | if (after) { /* anything to pull down? */ | |
2273 | src = AvARRAY(ary) + offset + length; | |
2274 | dst = src + diff; /* diff is negative */ | |
2275 | Move(src, dst, after, SV*); | |
79072805 | 2276 | } |
a0d0e21e LW |
2277 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2278 | /* avoid later double free */ | |
2279 | } | |
2280 | i = -diff; | |
2281 | while (i) | |
2282 | dst[--i] = &sv_undef; | |
2283 | ||
2284 | if (newlen) { | |
2285 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2286 | newlen; newlen--) { | |
2287 | *dst = NEWSV(46, 0); | |
2288 | sv_setsv(*dst++, *src++); | |
79072805 | 2289 | } |
a0d0e21e LW |
2290 | Safefree(tmparyval); |
2291 | } | |
2292 | } | |
2293 | else { /* no, expanding (or same) */ | |
2294 | if (length) { | |
2295 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2296 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2297 | } | |
2298 | ||
2299 | if (diff > 0) { /* expanding */ | |
2300 | ||
2301 | /* push up or down? */ | |
2302 | ||
2303 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2304 | if (offset) { | |
2305 | src = AvARRAY(ary); | |
2306 | dst = src - diff; | |
2307 | Move(src, dst, offset, SV*); | |
79072805 | 2308 | } |
a0d0e21e LW |
2309 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2310 | AvMAX(ary) += diff; | |
2311 | AvFILL(ary) += diff; | |
79072805 LW |
2312 | } |
2313 | else { | |
a0d0e21e LW |
2314 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2315 | av_extend(ary, AvFILL(ary) + diff); | |
2316 | AvFILL(ary) += diff; | |
2317 | ||
2318 | if (after) { | |
2319 | dst = AvARRAY(ary) + AvFILL(ary); | |
2320 | src = dst - diff; | |
2321 | for (i = after; i; i--) { | |
2322 | *dst-- = *src--; | |
2323 | } | |
79072805 LW |
2324 | } |
2325 | } | |
a0d0e21e LW |
2326 | } |
2327 | ||
2328 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2329 | *dst = NEWSV(46, 0); | |
2330 | sv_setsv(*dst++, *src++); | |
2331 | } | |
2332 | MARK = ORIGMARK + 1; | |
2333 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2334 | if (length) { | |
2335 | Copy(tmparyval, MARK, length, SV*); | |
2336 | if (AvREAL(ary)) { | |
bbce6d69 | 2337 | EXTEND_MORTAL(length); |
36477c24 | 2338 | for (i = length, dst = MARK; i; i--) { |
2339 | if (!SvIMMORTAL(*dst)) | |
2340 | sv_2mortal(*dst); /* free them eventualy */ | |
2341 | dst++; | |
2342 | } | |
79072805 | 2343 | } |
a0d0e21e | 2344 | Safefree(tmparyval); |
79072805 | 2345 | } |
a0d0e21e LW |
2346 | MARK += length - 1; |
2347 | } | |
2348 | else if (length--) { | |
2349 | *MARK = tmparyval[length]; | |
2350 | if (AvREAL(ary)) { | |
36477c24 | 2351 | if (!SvIMMORTAL(*MARK)) |
2352 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2353 | while (length-- > 0) |
2354 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2355 | } |
a0d0e21e | 2356 | Safefree(tmparyval); |
79072805 | 2357 | } |
a0d0e21e LW |
2358 | else |
2359 | *MARK = &sv_undef; | |
79072805 | 2360 | } |
a0d0e21e | 2361 | SP = MARK; |
79072805 LW |
2362 | RETURN; |
2363 | } | |
2364 | ||
a0d0e21e | 2365 | PP(pp_push) |
79072805 LW |
2366 | { |
2367 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2368 | register AV *ary = (AV*)*++MARK; |
2369 | register SV *sv = &sv_undef; | |
79072805 | 2370 | |
a0d0e21e LW |
2371 | for (++MARK; MARK <= SP; MARK++) { |
2372 | sv = NEWSV(51, 0); | |
2373 | if (*MARK) | |
2374 | sv_setsv(sv, *MARK); | |
2375 | av_push(ary, sv); | |
79072805 LW |
2376 | } |
2377 | SP = ORIGMARK; | |
a0d0e21e | 2378 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2379 | RETURN; |
2380 | } | |
2381 | ||
a0d0e21e | 2382 | PP(pp_pop) |
79072805 LW |
2383 | { |
2384 | dSP; | |
a0d0e21e LW |
2385 | AV *av = (AV*)POPs; |
2386 | SV *sv = av_pop(av); | |
36477c24 | 2387 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2388 | (void)sv_2mortal(sv); |
2389 | PUSHs(sv); | |
79072805 | 2390 | RETURN; |
79072805 LW |
2391 | } |
2392 | ||
a0d0e21e | 2393 | PP(pp_shift) |
79072805 LW |
2394 | { |
2395 | dSP; | |
a0d0e21e LW |
2396 | AV *av = (AV*)POPs; |
2397 | SV *sv = av_shift(av); | |
79072805 | 2398 | EXTEND(SP, 1); |
a0d0e21e | 2399 | if (!sv) |
79072805 | 2400 | RETPUSHUNDEF; |
36477c24 | 2401 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2402 | (void)sv_2mortal(sv); |
2403 | PUSHs(sv); | |
79072805 | 2404 | RETURN; |
79072805 LW |
2405 | } |
2406 | ||
a0d0e21e | 2407 | PP(pp_unshift) |
79072805 | 2408 | { |
a0d0e21e LW |
2409 | dSP; dMARK; dORIGMARK; dTARGET; |
2410 | register AV *ary = (AV*)*++MARK; | |
2411 | register SV *sv; | |
2412 | register I32 i = 0; | |
79072805 | 2413 | |
a0d0e21e LW |
2414 | av_unshift(ary, SP - MARK); |
2415 | while (MARK < SP) { | |
2416 | sv = NEWSV(27, 0); | |
2417 | sv_setsv(sv, *++MARK); | |
2418 | (void)av_store(ary, i++, sv); | |
79072805 | 2419 | } |
79072805 | 2420 | |
a0d0e21e LW |
2421 | SP = ORIGMARK; |
2422 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2423 | RETURN; |
79072805 LW |
2424 | } |
2425 | ||
a0d0e21e | 2426 | PP(pp_reverse) |
79072805 | 2427 | { |
a0d0e21e LW |
2428 | dSP; dMARK; |
2429 | register SV *tmp; | |
2430 | SV **oldsp = SP; | |
79072805 | 2431 | |
a0d0e21e LW |
2432 | if (GIMME == G_ARRAY) { |
2433 | MARK++; | |
2434 | while (MARK < SP) { | |
2435 | tmp = *MARK; | |
2436 | *MARK++ = *SP; | |
2437 | *SP-- = tmp; | |
2438 | } | |
2439 | SP = oldsp; | |
79072805 LW |
2440 | } |
2441 | else { | |
a0d0e21e LW |
2442 | register char *up; |
2443 | register char *down; | |
2444 | register I32 tmp; | |
2445 | dTARGET; | |
2446 | STRLEN len; | |
79072805 | 2447 | |
a0d0e21e LW |
2448 | if (SP - MARK > 1) |
2449 | do_join(TARG, &sv_no, MARK, SP); | |
2450 | else | |
2451 | sv_setsv(TARG, *SP); | |
2452 | up = SvPV_force(TARG, len); | |
2453 | if (len > 1) { | |
2454 | down = SvPVX(TARG) + len - 1; | |
2455 | while (down > up) { | |
2456 | tmp = *up; | |
2457 | *up++ = *down; | |
2458 | *down-- = tmp; | |
2459 | } | |
2460 | (void)SvPOK_only(TARG); | |
79072805 | 2461 | } |
a0d0e21e LW |
2462 | SP = MARK + 1; |
2463 | SETTARG; | |
79072805 | 2464 | } |
a0d0e21e | 2465 | RETURN; |
79072805 LW |
2466 | } |
2467 | ||
55497cff | 2468 | static SV * |
2469 | mul128(sv, m) | |
2470 | SV *sv; | |
2471 | U8 m; | |
2472 | { | |
2473 | STRLEN len; | |
2474 | char *s = SvPV(sv, len); | |
2475 | char *t; | |
2476 | U32 i = 0; | |
2477 | ||
2478 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
2479 | SV *new = newSVpv("0000000000", 10); | |
2480 | ||
2481 | sv_catsv(new, sv); | |
2482 | SvREFCNT_dec(sv); /* free old sv */ | |
2483 | sv = new; | |
2484 | s = SvPV(sv, len); | |
2485 | } | |
2486 | t = s + len - 1; | |
2487 | while (!*t) /* trailing '\0'? */ | |
2488 | t--; | |
2489 | while (t > s) { | |
2490 | i = ((*t - '0') << 7) + m; | |
2491 | *(t--) = '0' + (i % 10); | |
2492 | m = i / 10; | |
2493 | } | |
2494 | return (sv); | |
2495 | } | |
2496 | ||
a0d0e21e LW |
2497 | /* Explosives and implosives. */ |
2498 | ||
2499 | PP(pp_unpack) | |
79072805 LW |
2500 | { |
2501 | dSP; | |
a0d0e21e | 2502 | dPOPPOPssrl; |
36477c24 | 2503 | SV **oldsp = sp; |
ed6116ce | 2504 | SV *sv; |
a0d0e21e LW |
2505 | STRLEN llen; |
2506 | STRLEN rlen; | |
2507 | register char *pat = SvPV(left, llen); | |
2508 | register char *s = SvPV(right, rlen); | |
2509 | char *strend = s + rlen; | |
2510 | char *strbeg = s; | |
2511 | register char *patend = pat + llen; | |
2512 | I32 datumtype; | |
2513 | register I32 len; | |
2514 | register I32 bits; | |
79072805 | 2515 | |
a0d0e21e LW |
2516 | /* These must not be in registers: */ |
2517 | I16 ashort; | |
2518 | int aint; | |
2519 | I32 along; | |
ecfc5424 AD |
2520 | #ifdef HAS_QUAD |
2521 | Quad_t aquad; | |
a0d0e21e LW |
2522 | #endif |
2523 | U16 aushort; | |
2524 | unsigned int auint; | |
2525 | U32 aulong; | |
ecfc5424 AD |
2526 | #ifdef HAS_QUAD |
2527 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2528 | #endif |
2529 | char *aptr; | |
2530 | float afloat; | |
2531 | double adouble; | |
2532 | I32 checksum = 0; | |
2533 | register U32 culong; | |
2534 | double cdouble; | |
2535 | static char* bitcount = 0; | |
79072805 | 2536 | |
a0d0e21e LW |
2537 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2538 | /*SUPPRESS 530*/ | |
2539 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2540 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2541 | patend++; |
2542 | while (isDIGIT(*patend) || *patend == '*') | |
2543 | patend++; | |
2544 | } | |
2545 | else | |
2546 | patend++; | |
79072805 | 2547 | } |
a0d0e21e LW |
2548 | while (pat < patend) { |
2549 | reparse: | |
2550 | datumtype = *pat++; | |
2551 | if (pat >= patend) | |
2552 | len = 1; | |
2553 | else if (*pat == '*') { | |
2554 | len = strend - strbeg; /* long enough */ | |
2555 | pat++; | |
2556 | } | |
2557 | else if (isDIGIT(*pat)) { | |
2558 | len = *pat++ - '0'; | |
2559 | while (isDIGIT(*pat)) | |
2560 | len = (len * 10) + (*pat++ - '0'); | |
2561 | } | |
2562 | else | |
2563 | len = (datumtype != '@'); | |
2564 | switch(datumtype) { | |
2565 | default: | |
2566 | break; | |
2567 | case '%': | |
2568 | if (len == 1 && pat[-1] != '1') | |
2569 | len = 16; | |
2570 | checksum = len; | |
2571 | culong = 0; | |
2572 | cdouble = 0; | |
2573 | if (pat < patend) | |
2574 | goto reparse; | |
2575 | break; | |
2576 | case '@': | |
2577 | if (len > strend - strbeg) | |
2578 | DIE("@ outside of string"); | |
2579 | s = strbeg + len; | |
2580 | break; | |
2581 | case 'X': | |
2582 | if (len > s - strbeg) | |
2583 | DIE("X outside of string"); | |
2584 | s -= len; | |
2585 | break; | |
2586 | case 'x': | |
2587 | if (len > strend - s) | |
2588 | DIE("x outside of string"); | |
2589 | s += len; | |
2590 | break; | |
2591 | case 'A': | |
2592 | case 'a': | |
2593 | if (len > strend - s) | |
2594 | len = strend - s; | |
2595 | if (checksum) | |
2596 | goto uchar_checksum; | |
2597 | sv = NEWSV(35, len); | |
2598 | sv_setpvn(sv, s, len); | |
2599 | s += len; | |
2600 | if (datumtype == 'A') { | |
2601 | aptr = s; /* borrow register */ | |
2602 | s = SvPVX(sv) + len - 1; | |
2603 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2604 | s--; | |
2605 | *++s = '\0'; | |
2606 | SvCUR_set(sv, s - SvPVX(sv)); | |
2607 | s = aptr; /* unborrow register */ | |
2608 | } | |
2609 | XPUSHs(sv_2mortal(sv)); | |
2610 | break; | |
2611 | case 'B': | |
2612 | case 'b': | |
2613 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2614 | len = (strend - s) * 8; | |
2615 | if (checksum) { | |
2616 | if (!bitcount) { | |
2617 | Newz(601, bitcount, 256, char); | |
2618 | for (bits = 1; bits < 256; bits++) { | |
2619 | if (bits & 1) bitcount[bits]++; | |
2620 | if (bits & 2) bitcount[bits]++; | |
2621 | if (bits & 4) bitcount[bits]++; | |
2622 | if (bits & 8) bitcount[bits]++; | |
2623 | if (bits & 16) bitcount[bits]++; | |
2624 | if (bits & 32) bitcount[bits]++; | |
2625 | if (bits & 64) bitcount[bits]++; | |
2626 | if (bits & 128) bitcount[bits]++; | |
2627 | } | |
2628 | } | |
2629 | while (len >= 8) { | |
2630 | culong += bitcount[*(unsigned char*)s++]; | |
2631 | len -= 8; | |
2632 | } | |
2633 | if (len) { | |
2634 | bits = *s; | |
2635 | if (datumtype == 'b') { | |
2636 | while (len-- > 0) { | |
2637 | if (bits & 1) culong++; | |
2638 | bits >>= 1; | |
2639 | } | |
2640 | } | |
2641 | else { | |
2642 | while (len-- > 0) { | |
2643 | if (bits & 128) culong++; | |
2644 | bits <<= 1; | |
2645 | } | |
2646 | } | |
2647 | } | |
79072805 LW |
2648 | break; |
2649 | } | |
a0d0e21e LW |
2650 | sv = NEWSV(35, len + 1); |
2651 | SvCUR_set(sv, len); | |
2652 | SvPOK_on(sv); | |
2653 | aptr = pat; /* borrow register */ | |
2654 | pat = SvPVX(sv); | |
2655 | if (datumtype == 'b') { | |
2656 | aint = len; | |
2657 | for (len = 0; len < aint; len++) { | |
2658 | if (len & 7) /*SUPPRESS 595*/ | |
2659 | bits >>= 1; | |
2660 | else | |
2661 | bits = *s++; | |
2662 | *pat++ = '0' + (bits & 1); | |
2663 | } | |
2664 | } | |
2665 | else { | |
2666 | aint = len; | |
2667 | for (len = 0; len < aint; len++) { | |
2668 | if (len & 7) | |
2669 | bits <<= 1; | |
2670 | else | |
2671 | bits = *s++; | |
2672 | *pat++ = '0' + ((bits & 128) != 0); | |
2673 | } | |
2674 | } | |
2675 | *pat = '\0'; | |
2676 | pat = aptr; /* unborrow register */ | |
2677 | XPUSHs(sv_2mortal(sv)); | |
2678 | break; | |
2679 | case 'H': | |
2680 | case 'h': | |
2681 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2682 | len = (strend - s) * 2; | |
2683 | sv = NEWSV(35, len + 1); | |
2684 | SvCUR_set(sv, len); | |
2685 | SvPOK_on(sv); | |
2686 | aptr = pat; /* borrow register */ | |
2687 | pat = SvPVX(sv); | |
2688 | if (datumtype == 'h') { | |
2689 | aint = len; | |
2690 | for (len = 0; len < aint; len++) { | |
2691 | if (len & 1) | |
2692 | bits >>= 4; | |
2693 | else | |
2694 | bits = *s++; | |
2695 | *pat++ = hexdigit[bits & 15]; | |
2696 | } | |
2697 | } | |
2698 | else { | |
2699 | aint = len; | |
2700 | for (len = 0; len < aint; len++) { | |
2701 | if (len & 1) | |
2702 | bits <<= 4; | |
2703 | else | |
2704 | bits = *s++; | |
2705 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2706 | } | |
2707 | } | |
2708 | *pat = '\0'; | |
2709 | pat = aptr; /* unborrow register */ | |
2710 | XPUSHs(sv_2mortal(sv)); | |
2711 | break; | |
2712 | case 'c': | |
2713 | if (len > strend - s) | |
2714 | len = strend - s; | |
2715 | if (checksum) { | |
2716 | while (len-- > 0) { | |
2717 | aint = *s++; | |
2718 | if (aint >= 128) /* fake up signed chars */ | |
2719 | aint -= 256; | |
2720 | culong += aint; | |
2721 | } | |
2722 | } | |
2723 | else { | |
2724 | EXTEND(SP, len); | |
bbce6d69 | 2725 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2726 | while (len-- > 0) { |
2727 | aint = *s++; | |
2728 | if (aint >= 128) /* fake up signed chars */ | |
2729 | aint -= 256; | |
2730 | sv = NEWSV(36, 0); | |
2731 | sv_setiv(sv, (I32)aint); | |
2732 | PUSHs(sv_2mortal(sv)); | |
2733 | } | |
2734 | } | |
2735 | break; | |
2736 | case 'C': | |
2737 | if (len > strend - s) | |
2738 | len = strend - s; | |
2739 | if (checksum) { | |
2740 | uchar_checksum: | |
2741 | while (len-- > 0) { | |
2742 | auint = *s++ & 255; | |
2743 | culong += auint; | |
2744 | } | |
2745 | } | |
2746 | else { | |
2747 | EXTEND(SP, len); | |
bbce6d69 | 2748 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2749 | while (len-- > 0) { |
2750 | auint = *s++ & 255; | |
2751 | sv = NEWSV(37, 0); | |
2752 | sv_setiv(sv, (I32)auint); | |
2753 | PUSHs(sv_2mortal(sv)); | |
2754 | } | |
2755 | } | |
2756 | break; | |
2757 | case 's': | |
2758 | along = (strend - s) / sizeof(I16); | |
2759 | if (len > along) | |
2760 | len = along; | |
2761 | if (checksum) { | |
2762 | while (len-- > 0) { | |
2763 | Copy(s, &ashort, 1, I16); | |
2764 | s += sizeof(I16); | |
2765 | culong += ashort; | |
2766 | } | |
2767 | } | |
2768 | else { | |
2769 | EXTEND(SP, len); | |
bbce6d69 | 2770 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2771 | while (len-- > 0) { |
2772 | Copy(s, &ashort, 1, I16); | |
2773 | s += sizeof(I16); | |
2774 | sv = NEWSV(38, 0); | |
2775 | sv_setiv(sv, (I32)ashort); | |
2776 | PUSHs(sv_2mortal(sv)); | |
2777 | } | |
2778 | } | |
2779 | break; | |
2780 | case 'v': | |
2781 | case 'n': | |
2782 | case 'S': | |
2783 | along = (strend - s) / sizeof(U16); | |
2784 | if (len > along) | |
2785 | len = along; | |
2786 | if (checksum) { | |
2787 | while (len-- > 0) { | |
2788 | Copy(s, &aushort, 1, U16); | |
2789 | s += sizeof(U16); | |
2790 | #ifdef HAS_NTOHS | |
2791 | if (datumtype == 'n') | |
2792 | aushort = ntohs(aushort); | |
79072805 | 2793 | #endif |
a0d0e21e LW |
2794 | #ifdef HAS_VTOHS |
2795 | if (datumtype == 'v') | |
2796 | aushort = vtohs(aushort); | |
79072805 | 2797 | #endif |
a0d0e21e LW |
2798 | culong += aushort; |
2799 | } | |
2800 | } | |
2801 | else { | |
2802 | EXTEND(SP, len); | |
bbce6d69 | 2803 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2804 | while (len-- > 0) { |
2805 | Copy(s, &aushort, 1, U16); | |
2806 | s += sizeof(U16); | |
2807 | sv = NEWSV(39, 0); | |
2808 | #ifdef HAS_NTOHS | |
2809 | if (datumtype == 'n') | |
2810 | aushort = ntohs(aushort); | |
79072805 | 2811 | #endif |
a0d0e21e LW |
2812 | #ifdef HAS_VTOHS |
2813 | if (datumtype == 'v') | |
2814 | aushort = vtohs(aushort); | |
79072805 | 2815 | #endif |
a0d0e21e LW |
2816 | sv_setiv(sv, (I32)aushort); |
2817 | PUSHs(sv_2mortal(sv)); | |
2818 | } | |
2819 | } | |
2820 | break; | |
2821 | case 'i': | |
2822 | along = (strend - s) / sizeof(int); | |
2823 | if (len > along) | |
2824 | len = along; | |
2825 | if (checksum) { | |
2826 | while (len-- > 0) { | |
2827 | Copy(s, &aint, 1, int); | |
2828 | s += sizeof(int); | |
2829 | if (checksum > 32) | |
2830 | cdouble += (double)aint; | |
2831 | else | |
2832 | culong += aint; | |
2833 | } | |
2834 | } | |
2835 | else { | |
2836 | EXTEND(SP, len); | |
bbce6d69 | 2837 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2838 | while (len-- > 0) { |
2839 | Copy(s, &aint, 1, int); | |
2840 | s += sizeof(int); | |
2841 | sv = NEWSV(40, 0); | |
2842 | sv_setiv(sv, (I32)aint); | |
2843 | PUSHs(sv_2mortal(sv)); | |
2844 | } | |
2845 | } | |
2846 | break; | |
2847 | case 'I': | |
2848 | along = (strend - s) / sizeof(unsigned int); | |
2849 | if (len > along) | |
2850 | len = along; | |
2851 | if (checksum) { | |
2852 | while (len-- > 0) { | |
2853 | Copy(s, &auint, 1, unsigned int); | |
2854 | s += sizeof(unsigned int); | |
2855 | if (checksum > 32) | |
2856 | cdouble += (double)auint; | |
2857 | else | |
2858 | culong += auint; | |
2859 | } | |
2860 | } | |
2861 | else { | |
2862 | EXTEND(SP, len); | |
bbce6d69 | 2863 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2864 | while (len-- > 0) { |
2865 | Copy(s, &auint, 1, unsigned int); | |
2866 | s += sizeof(unsigned int); | |
2867 | sv = NEWSV(41, 0); | |
1e11cddc | 2868 | if (auint <= I32_MAX) |
2869 | sv_setiv(sv, (I32)auint); | |
2870 | else | |
2871 | sv_setnv(sv, (double)auint); | |
a0d0e21e LW |
2872 | PUSHs(sv_2mortal(sv)); |
2873 | } | |
2874 | } | |
2875 | break; | |
2876 | case 'l': | |
2877 | along = (strend - s) / sizeof(I32); | |
2878 | if (len > along) | |
2879 | len = along; | |
2880 | if (checksum) { | |
2881 | while (len-- > 0) { | |
2882 | Copy(s, &along, 1, I32); | |
2883 | s += sizeof(I32); | |
2884 | if (checksum > 32) | |
2885 | cdouble += (double)along; | |
2886 | else | |
2887 | culong += along; | |
2888 | } | |
2889 | } | |
2890 | else { | |
2891 | EXTEND(SP, len); | |
bbce6d69 | 2892 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2893 | while (len-- > 0) { |
2894 | Copy(s, &along, 1, I32); | |
2895 | s += sizeof(I32); | |
2896 | sv = NEWSV(42, 0); | |
2897 | sv_setiv(sv, (I32)along); | |
2898 | PUSHs(sv_2mortal(sv)); | |
2899 | } | |
79072805 | 2900 | } |
a0d0e21e LW |
2901 | break; |
2902 | case 'V': | |
2903 | case 'N': | |
2904 | case 'L': | |
2905 | along = (strend - s) / sizeof(U32); | |
2906 | if (len > along) | |
2907 | len = along; | |
2908 | if (checksum) { | |
2909 | while (len-- > 0) { | |
2910 | Copy(s, &aulong, 1, U32); | |
2911 | s += sizeof(U32); | |
2912 | #ifdef HAS_NTOHL | |
2913 | if (datumtype == 'N') | |
2914 | aulong = ntohl(aulong); | |
79072805 | 2915 | #endif |
a0d0e21e LW |
2916 | #ifdef HAS_VTOHL |
2917 | if (datumtype == 'V') | |
2918 | aulong = vtohl(aulong); | |
79072805 | 2919 | #endif |
a0d0e21e LW |
2920 | if (checksum > 32) |
2921 | cdouble += (double)aulong; | |
2922 | else | |
2923 | culong += aulong; | |
2924 | } | |
2925 | } | |
2926 | else { | |
2927 | EXTEND(SP, len); | |
bbce6d69 | 2928 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2929 | while (len-- > 0) { |
2930 | Copy(s, &aulong, 1, U32); | |
2931 | s += sizeof(U32); | |
2932 | sv = NEWSV(43, 0); | |
2933 | #ifdef HAS_NTOHL | |
2934 | if (datumtype == 'N') | |
2935 | aulong = ntohl(aulong); | |
79072805 | 2936 | #endif |
a0d0e21e LW |
2937 | #ifdef HAS_VTOHL |
2938 | if (datumtype == 'V') | |
2939 | aulong = vtohl(aulong); | |
79072805 | 2940 | #endif |
a0d0e21e LW |
2941 | sv_setnv(sv, (double)aulong); |
2942 | PUSHs(sv_2mortal(sv)); | |
2943 | } | |
2944 | } | |
2945 | break; | |
2946 | case 'p': | |
2947 | along = (strend - s) / sizeof(char*); | |
2948 | if (len > along) | |
2949 | len = along; | |
2950 | EXTEND(SP, len); | |
bbce6d69 | 2951 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2952 | while (len-- > 0) { |
2953 | if (sizeof(char*) > strend - s) | |
2954 | break; | |
2955 | else { | |
2956 | Copy(s, &aptr, 1, char*); | |
2957 | s += sizeof(char*); | |
2958 | } | |
2959 | sv = NEWSV(44, 0); | |
2960 | if (aptr) | |
2961 | sv_setpv(sv, aptr); | |
2962 | PUSHs(sv_2mortal(sv)); | |
2963 | } | |
2964 | break; | |
def98dd4 | 2965 | case 'w': |
def98dd4 | 2966 | EXTEND(SP, len); |
bbce6d69 | 2967 | EXTEND_MORTAL(len); |
2968 | { | |
2969 | UV auv = 0; | |
2970 | U32 bytes = 0; | |
2971 | ||
2972 | while ((len > 0) && (s < strend)) { | |
2973 | auv = (auv << 7) | (*s & 0x7f); | |
2974 | if (!(*s++ & 0x80)) { | |
2975 | bytes = 0; | |
2976 | sv = NEWSV(40, 0); | |
2977 | sv_setuv(sv, auv); | |
2978 | PUSHs(sv_2mortal(sv)); | |
2979 | len--; | |
2980 | auv = 0; | |
2981 | } | |
2982 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
2983 | char decn[sizeof(UV) * 3 + 1]; | |
2984 | char *t; | |
2985 | ||
2986 | (void) sprintf(decn, "%0*ld", sizeof(decn) - 1, auv); | |
2987 | sv = newSVpv(decn, 0); | |
2988 | while (s < strend) { | |
2989 | sv = mul128(sv, *s & 0x7f); | |
2990 | if (!(*s++ & 0x80)) { | |
2991 | bytes = 0; | |
2992 | break; | |
2993 | } | |
2994 | } | |
2995 | t = SvPV(sv, na); | |
2996 | while (*t == '0') | |
2997 | t++; | |
2998 | sv_chop(sv, t); | |
2999 | PUSHs(sv_2mortal(sv)); | |
3000 | len--; | |
3001 | auv = 0; | |
3002 | } | |
3003 | } | |
3004 | if ((s >= strend) && bytes) | |
3005 | croak("Unterminated compressed integer"); | |
3006 | } | |
def98dd4 | 3007 | break; |
a0d0e21e LW |
3008 | case 'P': |
3009 | EXTEND(SP, 1); | |
3010 | if (sizeof(char*) > strend - s) | |
3011 | break; | |
3012 | else { | |
3013 | Copy(s, &aptr, 1, char*); | |
3014 | s += sizeof(char*); | |
3015 | } | |
3016 | sv = NEWSV(44, 0); | |
3017 | if (aptr) | |
3018 | sv_setpvn(sv, aptr, len); | |
3019 | PUSHs(sv_2mortal(sv)); | |
3020 | break; | |
ecfc5424 | 3021 | #ifdef HAS_QUAD |
a0d0e21e LW |
3022 | case 'q': |
3023 | EXTEND(SP, len); | |
bbce6d69 | 3024 | EXTEND_MORTAL(len); |
a0d0e21e | 3025 | while (len-- > 0) { |
ecfc5424 | 3026 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
3027 | aquad = 0; |
3028 | else { | |
ecfc5424 AD |
3029 | Copy(s, &aquad, 1, Quad_t); |
3030 | s += sizeof(Quad_t); | |
a0d0e21e LW |
3031 | } |
3032 | sv = NEWSV(42, 0); | |
3033 | sv_setiv(sv, (IV)aquad); | |
3034 | PUSHs(sv_2mortal(sv)); | |
3035 | } | |
3036 | break; | |
3037 | case 'Q': | |
3038 | EXTEND(SP, len); | |
bbce6d69 | 3039 | EXTEND_MORTAL(len); |
a0d0e21e | 3040 | while (len-- > 0) { |
ecfc5424 | 3041 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
3042 | auquad = 0; |
3043 | else { | |
ecfc5424 AD |
3044 | Copy(s, &auquad, 1, unsigned Quad_t); |
3045 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
3046 | } |
3047 | sv = NEWSV(43, 0); | |
3048 | sv_setiv(sv, (IV)auquad); | |
3049 | PUSHs(sv_2mortal(sv)); | |
3050 | } | |
3051 | break; | |
79072805 | 3052 | #endif |
a0d0e21e LW |
3053 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
3054 | case 'f': | |
3055 | case 'F': | |
3056 | along = (strend - s) / sizeof(float); | |
3057 | if (len > along) | |
3058 | len = along; | |
3059 | if (checksum) { | |
3060 | while (len-- > 0) { | |
3061 | Copy(s, &afloat, 1, float); | |
3062 | s += sizeof(float); | |
3063 | cdouble += afloat; | |
3064 | } | |
3065 | } | |
3066 | else { | |
3067 | EXTEND(SP, len); | |
bbce6d69 | 3068 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3069 | while (len-- > 0) { |
3070 | Copy(s, &afloat, 1, float); | |
3071 | s += sizeof(float); | |
3072 | sv = NEWSV(47, 0); | |
3073 | sv_setnv(sv, (double)afloat); | |
3074 | PUSHs(sv_2mortal(sv)); | |
3075 | } | |
3076 | } | |
3077 | break; | |
3078 | case 'd': | |
3079 | case 'D': | |
3080 | along = (strend - s) / sizeof(double); | |
3081 | if (len > along) | |
3082 | len = along; | |
3083 | if (checksum) { | |
3084 | while (len-- > 0) { | |
3085 | Copy(s, &adouble, 1, double); | |
3086 | s += sizeof(double); | |
3087 | cdouble += adouble; | |
3088 | } | |
3089 | } | |
3090 | else { | |
3091 | EXTEND(SP, len); | |
bbce6d69 | 3092 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3093 | while (len-- > 0) { |
3094 | Copy(s, &adouble, 1, double); | |
3095 | s += sizeof(double); | |
3096 | sv = NEWSV(48, 0); | |
3097 | sv_setnv(sv, (double)adouble); | |
3098 | PUSHs(sv_2mortal(sv)); | |
3099 | } | |
3100 | } | |
3101 | break; | |
3102 | case 'u': | |
3103 | along = (strend - s) * 3 / 4; | |
3104 | sv = NEWSV(42, along); | |
f12c7020 | 3105 | if (along) |
3106 | SvPOK_on(sv); | |
a0d0e21e LW |
3107 | while (s < strend && *s > ' ' && *s < 'a') { |
3108 | I32 a, b, c, d; | |
3109 | char hunk[4]; | |
79072805 | 3110 | |
a0d0e21e LW |
3111 | hunk[3] = '\0'; |
3112 | len = (*s++ - ' ') & 077; | |
3113 | while (len > 0) { | |
3114 | if (s < strend && *s >= ' ') | |
3115 | a = (*s++ - ' ') & 077; | |
3116 | else | |
3117 | a = 0; | |
3118 | if (s < strend && *s >= ' ') | |
3119 | b = (*s++ - ' ') & 077; | |
3120 | else | |
3121 | b = 0; | |
3122 | if (s < strend && *s >= ' ') | |
3123 | c = (*s++ - ' ') & 077; | |
3124 | else | |
3125 | c = 0; | |
3126 | if (s < strend && *s >= ' ') | |
3127 | d = (*s++ - ' ') & 077; | |
3128 | else | |
3129 | d = 0; | |
3130 | hunk[0] = a << 2 | b >> 4; | |
3131 | hunk[1] = b << 4 | c >> 2; | |
3132 | hunk[2] = c << 6 | d; | |
3133 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3134 | len -= 3; | |
3135 | } | |
3136 | if (*s == '\n') | |
3137 | s++; | |
3138 | else if (s[1] == '\n') /* possible checksum byte */ | |
3139 | s += 2; | |
79072805 | 3140 | } |
a0d0e21e LW |
3141 | XPUSHs(sv_2mortal(sv)); |
3142 | break; | |
79072805 | 3143 | } |
a0d0e21e LW |
3144 | if (checksum) { |
3145 | sv = NEWSV(42, 0); | |
3146 | if (strchr("fFdD", datumtype) || | |
3147 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3148 | double trouble; | |
79072805 | 3149 | |
a0d0e21e LW |
3150 | adouble = 1.0; |
3151 | while (checksum >= 16) { | |
3152 | checksum -= 16; | |
3153 | adouble *= 65536.0; | |
3154 | } | |
3155 | while (checksum >= 4) { | |
3156 | checksum -= 4; | |
3157 | adouble *= 16.0; | |
3158 | } | |
3159 | while (checksum--) | |
3160 | adouble *= 2.0; | |
3161 | along = (1 << checksum) - 1; | |
3162 | while (cdouble < 0.0) | |
3163 | cdouble += adouble; | |
3164 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3165 | sv_setnv(sv, cdouble); | |
3166 | } | |
3167 | else { | |
3168 | if (checksum < 32) { | |
3169 | along = (1 << checksum) - 1; | |
3170 | culong &= (U32)along; | |
3171 | } | |
3172 | sv_setnv(sv, (double)culong); | |
3173 | } | |
3174 | XPUSHs(sv_2mortal(sv)); | |
3175 | checksum = 0; | |
79072805 | 3176 | } |
79072805 | 3177 | } |
36477c24 | 3178 | if (sp == oldsp && GIMME != G_ARRAY) |
3179 | PUSHs(&sv_undef); | |
79072805 | 3180 | RETURN; |
79072805 LW |
3181 | } |
3182 | ||
a0d0e21e LW |
3183 | static void |
3184 | doencodes(sv, s, len) | |
3185 | register SV *sv; | |
3186 | register char *s; | |
3187 | register I32 len; | |
79072805 | 3188 | { |
a0d0e21e | 3189 | char hunk[5]; |
79072805 | 3190 | |
a0d0e21e LW |
3191 | *hunk = len + ' '; |
3192 | sv_catpvn(sv, hunk, 1); | |
3193 | hunk[4] = '\0'; | |
3194 | while (len > 0) { | |
3195 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3196 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3197 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3198 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3199 | sv_catpvn(sv, hunk, 4); | |
3200 | s += 3; | |
3201 | len -= 3; | |
3202 | } | |
3203 | for (s = SvPVX(sv); *s; s++) { | |
3204 | if (*s == ' ') | |
3205 | *s = '`'; | |
3206 | } | |
3207 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3208 | } |
3209 | ||
55497cff | 3210 | static SV * |
3211 | is_an_int(s, l) | |
3212 | char *s; | |
3213 | STRLEN l; | |
3214 | { | |
3215 | SV *result = newSVpv("", l); | |
3216 | char *result_c = SvPV(result, na); /* convenience */ | |
3217 | char *out = result_c; | |
3218 | bool skip = 1; | |
3219 | bool ignore = 0; | |
3220 | ||
3221 | while (*s) { | |
3222 | switch (*s) { | |
3223 | case ' ': | |
3224 | break; | |
3225 | case '+': | |
3226 | if (!skip) { | |
3227 | SvREFCNT_dec(result); | |
3228 | return (NULL); | |
3229 | } | |
3230 | break; | |
3231 | case '0': | |
3232 | case '1': | |
3233 | case '2': | |
3234 | case '3': | |
3235 | case '4': | |
3236 | case '5': | |
3237 | case '6': | |
3238 | case '7': | |
3239 | case '8': | |
3240 | case '9': | |
3241 | skip = 0; | |
3242 | if (!ignore) { | |
3243 | *(out++) = *s; | |
3244 | } | |
3245 | break; | |
3246 | case '.': | |
3247 | ignore = 1; | |
3248 | break; | |
3249 | default: | |
3250 | SvREFCNT_dec(result); | |
3251 | return (NULL); | |
3252 | } | |
3253 | s++; | |
3254 | } | |
3255 | *(out++) = '\0'; | |
3256 | SvCUR_set(result, out - result_c); | |
3257 | return (result); | |
3258 | } | |
3259 | ||
3260 | static int | |
3261 | div128(pnum, done) | |
3262 | SV *pnum; /* must be '\0' terminated */ | |
3263 | bool *done; | |
3264 | { | |
3265 | STRLEN len; | |
3266 | char *s = SvPV(pnum, len); | |
3267 | int m = 0; | |
3268 | int r = 0; | |
3269 | char *t = s; | |
3270 | ||
3271 | *done = 1; | |
3272 | while (*t) { | |
3273 | int i; | |
3274 | ||
3275 | i = m * 10 + (*t - '0'); | |
3276 | m = i & 0x7F; | |
3277 | r = (i >> 7); /* r < 10 */ | |
3278 | if (r) { | |
3279 | *done = 0; | |
3280 | } | |
3281 | *(t++) = '0' + r; | |
3282 | } | |
3283 | *(t++) = '\0'; | |
3284 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3285 | return (m); | |
3286 | } | |
3287 | ||
3288 | ||
a0d0e21e | 3289 | PP(pp_pack) |
79072805 | 3290 | { |
a0d0e21e LW |
3291 | dSP; dMARK; dORIGMARK; dTARGET; |
3292 | register SV *cat = TARG; | |
3293 | register I32 items; | |
3294 | STRLEN fromlen; | |
3295 | register char *pat = SvPVx(*++MARK, fromlen); | |
3296 | register char *patend = pat + fromlen; | |
3297 | register I32 len; | |
3298 | I32 datumtype; | |
3299 | SV *fromstr; | |
3300 | /*SUPPRESS 442*/ | |
3301 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3302 | static char *space10 = " "; | |
79072805 | 3303 | |
a0d0e21e LW |
3304 | /* These must not be in registers: */ |
3305 | char achar; | |
3306 | I16 ashort; | |
3307 | int aint; | |
3308 | unsigned int auint; | |
3309 | I32 along; | |
3310 | U32 aulong; | |
ecfc5424 AD |
3311 | #ifdef HAS_QUAD |
3312 | Quad_t aquad; | |
3313 | unsigned Quad_t auquad; | |
79072805 | 3314 | #endif |
a0d0e21e LW |
3315 | char *aptr; |
3316 | float afloat; | |
3317 | double adouble; | |
79072805 | 3318 | |
a0d0e21e LW |
3319 | items = SP - MARK; |
3320 | MARK++; | |
3321 | sv_setpvn(cat, "", 0); | |
3322 | while (pat < patend) { | |
3323 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
3324 | datumtype = *pat++; | |
3325 | if (*pat == '*') { | |
3326 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3327 | pat++; | |
3328 | } | |
3329 | else if (isDIGIT(*pat)) { | |
3330 | len = *pat++ - '0'; | |
3331 | while (isDIGIT(*pat)) | |
3332 | len = (len * 10) + (*pat++ - '0'); | |
3333 | } | |
3334 | else | |
3335 | len = 1; | |
3336 | switch(datumtype) { | |
3337 | default: | |
3338 | break; | |
3339 | case '%': | |
3340 | DIE("%% may only be used in unpack"); | |
3341 | case '@': | |
3342 | len -= SvCUR(cat); | |
3343 | if (len > 0) | |
3344 | goto grow; | |
3345 | len = -len; | |
3346 | if (len > 0) | |
3347 | goto shrink; | |
3348 | break; | |
3349 | case 'X': | |
3350 | shrink: | |
3351 | if (SvCUR(cat) < len) | |
3352 | DIE("X outside of string"); | |
3353 | SvCUR(cat) -= len; | |
3354 | *SvEND(cat) = '\0'; | |
3355 | break; | |
3356 | case 'x': | |
3357 | grow: | |
3358 | while (len >= 10) { | |
3359 | sv_catpvn(cat, null10, 10); | |
3360 | len -= 10; | |
3361 | } | |
3362 | sv_catpvn(cat, null10, len); | |
3363 | break; | |
3364 | case 'A': | |
3365 | case 'a': | |
3366 | fromstr = NEXTFROM; | |
3367 | aptr = SvPV(fromstr, fromlen); | |
3368 | if (pat[-1] == '*') | |
3369 | len = fromlen; | |
3370 | if (fromlen > len) | |
3371 | sv_catpvn(cat, aptr, len); | |
3372 | else { | |
3373 | sv_catpvn(cat, aptr, fromlen); | |
3374 | len -= fromlen; | |
3375 | if (datumtype == 'A') { | |
3376 | while (len >= 10) { | |
3377 | sv_catpvn(cat, space10, 10); | |
3378 | len -= 10; | |
3379 | } | |
3380 | sv_catpvn(cat, space10, len); | |
3381 | } | |
3382 | else { | |
3383 | while (len >= 10) { | |
3384 | sv_catpvn(cat, null10, 10); | |
3385 | len -= 10; | |
3386 | } | |
3387 | sv_catpvn(cat, null10, len); | |
3388 | } | |
3389 | } | |
3390 | break; | |
3391 | case 'B': | |
3392 | case 'b': | |
3393 | { | |
3394 | char *savepat = pat; | |
3395 | I32 saveitems; | |
79072805 | 3396 | |
a0d0e21e LW |
3397 | fromstr = NEXTFROM; |
3398 | saveitems = items; | |
3399 | aptr = SvPV(fromstr, fromlen); | |
3400 | if (pat[-1] == '*') | |
3401 | len = fromlen; | |
3402 | pat = aptr; | |
3403 | aint = SvCUR(cat); | |
3404 | SvCUR(cat) += (len+7)/8; | |
3405 | SvGROW(cat, SvCUR(cat) + 1); | |
3406 | aptr = SvPVX(cat) + aint; | |
3407 | if (len > fromlen) | |
3408 | len = fromlen; | |
3409 | aint = len; | |
3410 | items = 0; | |
3411 | if (datumtype == 'B') { | |
3412 | for (len = 0; len++ < aint;) { | |
3413 | items |= *pat++ & 1; | |
3414 | if (len & 7) | |
3415 | items <<= 1; | |
3416 | else { | |
3417 | *aptr++ = items & 0xff; | |
3418 | items = 0; | |
3419 | } | |
3420 | } | |
3421 | } | |
3422 | else { | |
3423 | for (len = 0; len++ < aint;) { | |
3424 | if (*pat++ & 1) | |
3425 | items |= 128; | |
3426 | if (len & 7) | |
3427 | items >>= 1; | |
3428 | else { | |
3429 | *aptr++ = items & 0xff; | |
3430 | items = 0; | |
3431 | } | |
3432 | } | |
3433 | } | |
3434 | if (aint & 7) { | |
3435 | if (datumtype == 'B') | |
3436 | items <<= 7 - (aint & 7); | |
3437 | else | |
3438 | items >>= 7 - (aint & 7); | |
3439 | *aptr++ = items & 0xff; | |
3440 | } | |
3441 | pat = SvPVX(cat) + SvCUR(cat); | |
3442 | while (aptr <= pat) | |
3443 | *aptr++ = '\0'; | |
79072805 | 3444 | |
a0d0e21e LW |
3445 | pat = savepat; |
3446 | items = saveitems; | |
3447 | } | |
3448 | break; | |
3449 | case 'H': | |
3450 | case 'h': | |
3451 | { | |
3452 | char *savepat = pat; | |
3453 | I32 saveitems; | |
79072805 | 3454 | |
a0d0e21e LW |
3455 | fromstr = NEXTFROM; |
3456 | saveitems = items; | |
3457 | aptr = SvPV(fromstr, fromlen); | |
3458 | if (pat[-1] == '*') | |
3459 | len = fromlen; | |
3460 | pat = aptr; | |
3461 | aint = SvCUR(cat); | |
3462 | SvCUR(cat) += (len+1)/2; | |
3463 | SvGROW(cat, SvCUR(cat) + 1); | |
3464 | aptr = SvPVX(cat) + aint; | |
3465 | if (len > fromlen) | |
3466 | len = fromlen; | |
3467 | aint = len; | |
3468 | items = 0; | |
3469 | if (datumtype == 'H') { | |
3470 | for (len = 0; len++ < aint;) { | |
3471 | if (isALPHA(*pat)) | |
3472 | items |= ((*pat++ & 15) + 9) & 15; | |
3473 | else | |
3474 | items |= *pat++ & 15; | |
3475 | if (len & 1) | |
3476 | items <<= 4; | |
3477 | else { | |
3478 | *aptr++ = items & 0xff; | |
3479 | items = 0; | |
3480 | } | |
3481 | } | |
3482 | } | |
3483 | else { | |
3484 | for (len = 0; len++ < aint;) { | |
3485 | if (isALPHA(*pat)) | |
3486 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3487 | else | |
3488 | items |= (*pat++ & 15) << 4; | |
3489 | if (len & 1) | |
3490 | items >>= 4; | |
3491 | else { | |
3492 | *aptr++ = items & 0xff; | |
3493 | items = 0; | |
3494 | } | |
3495 | } | |
3496 | } | |
3497 | if (aint & 1) | |
3498 | *aptr++ = items & 0xff; | |
3499 | pat = SvPVX(cat) + SvCUR(cat); | |
3500 | while (aptr <= pat) | |
3501 | *aptr++ = '\0'; | |
79072805 | 3502 | |
a0d0e21e LW |
3503 | pat = savepat; |
3504 | items = saveitems; | |
3505 | } | |
3506 | break; | |
3507 | case 'C': | |
3508 | case 'c': | |
3509 | while (len-- > 0) { | |
3510 | fromstr = NEXTFROM; | |
3511 | aint = SvIV(fromstr); | |
3512 | achar = aint; | |
3513 | sv_catpvn(cat, &achar, sizeof(char)); | |
3514 | } | |
3515 | break; | |
3516 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3517 | case 'f': | |
3518 | case 'F': | |
3519 | while (len-- > 0) { | |
3520 | fromstr = NEXTFROM; | |
3521 | afloat = (float)SvNV(fromstr); | |
3522 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3523 | } | |
3524 | break; | |
3525 | case 'd': | |
3526 | case 'D': | |
3527 | while (len-- > 0) { | |
3528 | fromstr = NEXTFROM; | |
3529 | adouble = (double)SvNV(fromstr); | |
3530 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3531 | } | |
3532 | break; | |
3533 | case 'n': | |
3534 | while (len-- > 0) { | |
3535 | fromstr = NEXTFROM; | |
3536 | ashort = (I16)SvIV(fromstr); | |
3537 | #ifdef HAS_HTONS | |
3538 | ashort = htons(ashort); | |
79072805 | 3539 | #endif |
a0d0e21e LW |
3540 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3541 | } | |
3542 | break; | |
3543 | case 'v': | |
3544 | while (len-- > 0) { | |
3545 | fromstr = NEXTFROM; | |
3546 | ashort = (I16)SvIV(fromstr); | |
3547 | #ifdef HAS_HTOVS | |
3548 | ashort = htovs(ashort); | |
79072805 | 3549 | #endif |
a0d0e21e LW |
3550 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3551 | } | |
3552 | break; | |
3553 | case 'S': | |
3554 | case 's': | |
3555 | while (len-- > 0) { | |
3556 | fromstr = NEXTFROM; | |
3557 | ashort = (I16)SvIV(fromstr); | |
3558 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3559 | } | |
3560 | break; | |
3561 | case 'I': | |
3562 | while (len-- > 0) { | |
3563 | fromstr = NEXTFROM; | |
3564 | auint = U_I(SvNV(fromstr)); | |
3565 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3566 | } | |
3567 | break; | |
def98dd4 UP |
3568 | case 'w': |
3569 | while (len-- > 0) { | |
bbce6d69 | 3570 | fromstr = NEXTFROM; |
3571 | adouble = floor(SvNV(fromstr)); | |
3572 | ||
3573 | if (adouble < 0) | |
3574 | croak("Cannot compress negative numbers"); | |
3575 | ||
3576 | if (adouble <= UV_MAX) { | |
3577 | char buf[1 + sizeof(UV)]; | |
3578 | char *in = buf + sizeof(buf); | |
3579 | UV auv = U_V(adouble);; | |
3580 | ||
3581 | do { | |
3582 | *--in = (auv & 0x7f) | 0x80; | |
3583 | auv >>= 7; | |
3584 | } while (auv); | |
3585 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3586 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3587 | } | |
3588 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3589 | char *from, *result, *in; | |
3590 | SV *norm; | |
3591 | STRLEN len; | |
3592 | bool done; | |
55497cff | 3593 | |
bbce6d69 | 3594 | /* Copy string and check for compliance */ |
3595 | from = SvPV(fromstr, len); | |
3596 | if ((norm = is_an_int(from, len)) == NULL) | |
3597 | croak("can compress only unsigned integer"); | |
3598 | ||
3599 | New('w', result, len, char); | |
3600 | in = result + len; | |
3601 | done = FALSE; | |
3602 | while (!done) | |
3603 | *--in = div128(norm, &done) | 0x80; | |
3604 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3605 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 3606 | Safefree(result); |
bbce6d69 | 3607 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 3608 | } |
bbce6d69 | 3609 | else if (SvNOKp(fromstr)) { |
3610 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3611 | char *in = buf + sizeof(buf); | |
3612 | ||
3613 | do { | |
3614 | double next = floor(adouble / 128); | |
3615 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
3616 | if (--in < buf) /* this cannot happen ;-) */ | |
3617 | croak ("Cannot compress integer"); | |
3618 | adouble = next; | |
3619 | } while (adouble > 0); | |
3620 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3621 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3622 | } | |
3623 | else | |
3624 | croak("Cannot compress non integer"); | |
3625 | } | |
def98dd4 | 3626 | break; |
a0d0e21e LW |
3627 | case 'i': |
3628 | while (len-- > 0) { | |
3629 | fromstr = NEXTFROM; | |
3630 | aint = SvIV(fromstr); | |
3631 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3632 | } | |
3633 | break; | |
3634 | case 'N': | |
3635 | while (len-- > 0) { | |
3636 | fromstr = NEXTFROM; | |
3637 | aulong = U_L(SvNV(fromstr)); | |
3638 | #ifdef HAS_HTONL | |
3639 | aulong = htonl(aulong); | |
79072805 | 3640 | #endif |
a0d0e21e LW |
3641 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3642 | } | |
3643 | break; | |
3644 | case 'V': | |
3645 | while (len-- > 0) { | |
3646 | fromstr = NEXTFROM; | |
3647 | aulong = U_L(SvNV(fromstr)); | |
3648 | #ifdef HAS_HTOVL | |
3649 | aulong = htovl(aulong); | |
79072805 | 3650 | #endif |
a0d0e21e LW |
3651 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3652 | } | |
3653 | break; | |
3654 | case 'L': | |
3655 | while (len-- > 0) { | |
3656 | fromstr = NEXTFROM; | |
3657 | aulong = U_L(SvNV(fromstr)); | |
3658 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3659 | } | |
3660 | break; | |
3661 | case 'l': | |
3662 | while (len-- > 0) { | |
3663 | fromstr = NEXTFROM; | |
3664 | along = SvIV(fromstr); | |
3665 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3666 | } | |
3667 | break; | |
ecfc5424 | 3668 | #ifdef HAS_QUAD |
a0d0e21e LW |
3669 | case 'Q': |
3670 | while (len-- > 0) { | |
3671 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3672 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3673 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3674 | } |
3675 | break; | |
3676 | case 'q': | |
3677 | while (len-- > 0) { | |
3678 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3679 | aquad = (Quad_t)SvIV(fromstr); |
3680 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3681 | } |
3682 | break; | |
ecfc5424 | 3683 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3684 | case 'P': |
3685 | len = 1; /* assume SV is correct length */ | |
3686 | /* FALL THROUGH */ | |
3687 | case 'p': | |
3688 | while (len-- > 0) { | |
3689 | fromstr = NEXTFROM; | |
3690 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3691 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3692 | } | |
3693 | break; | |
3694 | case 'u': | |
3695 | fromstr = NEXTFROM; | |
3696 | aptr = SvPV(fromstr, fromlen); | |
3697 | SvGROW(cat, fromlen * 4 / 3); | |
3698 | if (len <= 1) | |
3699 | len = 45; | |
3700 | else | |
3701 | len = len / 3 * 3; | |
3702 | while (fromlen > 0) { | |
3703 | I32 todo; | |
79072805 | 3704 | |
a0d0e21e LW |
3705 | if (fromlen > len) |
3706 | todo = len; | |
3707 | else | |
3708 | todo = fromlen; | |
3709 | doencodes(cat, aptr, todo); | |
3710 | fromlen -= todo; | |
3711 | aptr += todo; | |
3712 | } | |
3713 | break; | |
3714 | } | |
3715 | } | |
3716 | SvSETMAGIC(cat); | |
3717 | SP = ORIGMARK; | |
3718 | PUSHs(cat); | |
3719 | RETURN; | |
79072805 | 3720 | } |
a0d0e21e | 3721 | #undef NEXTFROM |
79072805 | 3722 | |
a0d0e21e | 3723 | PP(pp_split) |
79072805 | 3724 | { |
a0d0e21e LW |
3725 | dSP; dTARG; |
3726 | AV *ary; | |
3727 | register I32 limit = POPi; /* note, negative is forever */ | |
3728 | SV *sv = POPs; | |
3729 | STRLEN len; | |
3730 | register char *s = SvPV(sv, len); | |
3731 | char *strend = s + len; | |
44a8e56a | 3732 | register PMOP *pm; |
3733 | register REGEXP *rx; | |
a0d0e21e LW |
3734 | register SV *dstr; |
3735 | register char *m; | |
3736 | I32 iters = 0; | |
3737 | I32 maxiters = (strend - s) + 10; | |
3738 | I32 i; | |
3739 | char *orig; | |
3740 | I32 origlimit = limit; | |
3741 | I32 realarray = 0; | |
3742 | I32 base; | |
f12c7020 | 3743 | AV *oldstack = curstack; |
a0d0e21e | 3744 | I32 gimme = GIMME; |
c07a80fd | 3745 | I32 oldsave = savestack_ix; |
79072805 | 3746 | |
44a8e56a | 3747 | #ifdef DEBUGGING |
3748 | Copy(&LvTARGOFF(POPs), &pm, 1, PMOP*); | |
3749 | #else | |
3750 | pm = (PMOP*)POPs; | |
3751 | #endif | |
a0d0e21e LW |
3752 | if (!pm || !s) |
3753 | DIE("panic: do_split"); | |
44a8e56a | 3754 | rx = pm->op_pmregexp; |
bbce6d69 | 3755 | |
3756 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
3757 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
3758 | ||
a0d0e21e LW |
3759 | if (pm->op_pmreplroot) |
3760 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3761 | else if (gimme != G_ARRAY) | |
3762 | ary = GvAVn(defgv); | |
79072805 | 3763 | else |
a0d0e21e LW |
3764 | ary = Nullav; |
3765 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3766 | realarray = 1; | |
3767 | if (!AvREAL(ary)) { | |
3768 | AvREAL_on(ary); | |
3769 | for (i = AvFILL(ary); i >= 0; i--) | |
3770 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3771 | } |
a0d0e21e LW |
3772 | av_extend(ary,0); |
3773 | av_clear(ary); | |
3774 | /* temporarily switch stacks */ | |
f12c7020 | 3775 | SWITCHSTACK(curstack, ary); |
79072805 | 3776 | } |
a0d0e21e LW |
3777 | base = SP - stack_base; |
3778 | orig = s; | |
3779 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 3780 | if (pm->op_pmflags & PMf_LOCALE) { |
3781 | while (isSPACE_LC(*s)) | |
3782 | s++; | |
3783 | } | |
3784 | else { | |
3785 | while (isSPACE(*s)) | |
3786 | s++; | |
3787 | } | |
a0d0e21e | 3788 | } |
c07a80fd | 3789 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3790 | SAVEINT(multiline); | |
3791 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
3792 | } | |
3793 | ||
a0d0e21e LW |
3794 | if (!limit) |
3795 | limit = maxiters + 2; | |
3796 | if (pm->op_pmflags & PMf_WHITE) { | |
3797 | while (--limit) { | |
bbce6d69 | 3798 | m = s; |
3799 | while (m < strend && | |
3800 | !((pm->op_pmflags & PMf_LOCALE) | |
3801 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
3802 | ++m; | |
a0d0e21e LW |
3803 | if (m >= strend) |
3804 | break; | |
bbce6d69 | 3805 | |
a0d0e21e LW |
3806 | dstr = NEWSV(30, m-s); |
3807 | sv_setpvn(dstr, s, m-s); | |
3808 | if (!realarray) | |
3809 | sv_2mortal(dstr); | |
3810 | XPUSHs(dstr); | |
bbce6d69 | 3811 | |
3812 | s = m + 1; | |
3813 | while (s < strend && | |
3814 | ((pm->op_pmflags & PMf_LOCALE) | |
3815 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
3816 | ++s; | |
79072805 LW |
3817 | } |
3818 | } | |
a0d0e21e LW |
3819 | else if (strEQ("^", rx->precomp)) { |
3820 | while (--limit) { | |
3821 | /*SUPPRESS 530*/ | |
3822 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3823 | m++; | |
3824 | if (m >= strend) | |
3825 | break; | |
3826 | dstr = NEWSV(30, m-s); | |
3827 | sv_setpvn(dstr, s, m-s); | |
3828 | if (!realarray) | |
3829 | sv_2mortal(dstr); | |
3830 | XPUSHs(dstr); | |
3831 | s = m; | |
3832 | } | |
3833 | } | |
44a8e56a | 3834 | else if (pm->op_pmshort && !rx->nparens) { |
a0d0e21e LW |
3835 | i = SvCUR(pm->op_pmshort); |
3836 | if (i == 1) { | |
a0d0e21e | 3837 | i = *SvPVX(pm->op_pmshort); |
a0d0e21e | 3838 | while (--limit) { |
bbce6d69 | 3839 | /*SUPPRESS 530*/ |
3840 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
3841 | if (m >= strend) |
3842 | break; | |
3843 | dstr = NEWSV(30, m-s); | |
3844 | sv_setpvn(dstr, s, m-s); | |
3845 | if (!realarray) | |
3846 | sv_2mortal(dstr); | |
3847 | XPUSHs(dstr); | |
3848 | s = m + 1; | |
3849 | } | |
3850 | } | |
3851 | else { | |
3852 | #ifndef lint | |
3853 | while (s < strend && --limit && | |
3854 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3855 | pm->op_pmshort)) ) | |
79072805 | 3856 | #endif |
a0d0e21e LW |
3857 | { |
3858 | dstr = NEWSV(31, m-s); | |
3859 | sv_setpvn(dstr, s, m-s); | |
3860 | if (!realarray) | |
3861 | sv_2mortal(dstr); | |
3862 | XPUSHs(dstr); | |
3863 | s = m + i; | |
3864 | } | |
463ee0b2 | 3865 | } |
463ee0b2 | 3866 | } |
a0d0e21e LW |
3867 | else { |
3868 | maxiters += (strend - s) * rx->nparens; | |
3869 | while (s < strend && --limit && | |
bbce6d69 | 3870 | pregexec(rx, s, strend, orig, 1, Nullsv, TRUE)) |
3871 | { | |
3872 | TAINT_IF(rx->exec_tainted); | |
a0d0e21e LW |
3873 | if (rx->subbase |
3874 | && rx->subbase != orig) { | |
3875 | m = s; | |
3876 | s = orig; | |
3877 | orig = rx->subbase; | |
3878 | s = orig + (m - s); | |
3879 | strend = s + (strend - m); | |
3880 | } | |
3881 | m = rx->startp[0]; | |
3882 | dstr = NEWSV(32, m-s); | |
3883 | sv_setpvn(dstr, s, m-s); | |
3884 | if (!realarray) | |
3885 | sv_2mortal(dstr); | |
3886 | XPUSHs(dstr); | |
3887 | if (rx->nparens) { | |
3888 | for (i = 1; i <= rx->nparens; i++) { | |
3889 | s = rx->startp[i]; | |
3890 | m = rx->endp[i]; | |
748a9306 LW |
3891 | if (m && s) { |
3892 | dstr = NEWSV(33, m-s); | |
3893 | sv_setpvn(dstr, s, m-s); | |
3894 | } | |
3895 | else | |
3896 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3897 | if (!realarray) |
3898 | sv_2mortal(dstr); | |
3899 | XPUSHs(dstr); | |
3900 | } | |
3901 | } | |
3902 | s = rx->endp[0]; | |
3903 | } | |
79072805 | 3904 | } |
c07a80fd | 3905 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
3906 | iters = (SP - stack_base) - base; |
3907 | if (iters > maxiters) | |
3908 | DIE("Split loop"); | |
3909 | ||
3910 | /* keep field after final delim? */ | |
3911 | if (s < strend || (iters && origlimit)) { | |
3912 | dstr = NEWSV(34, strend-s); | |
3913 | sv_setpvn(dstr, s, strend-s); | |
3914 | if (!realarray) | |
3915 | sv_2mortal(dstr); | |
3916 | XPUSHs(dstr); | |
3917 | iters++; | |
79072805 | 3918 | } |
a0d0e21e | 3919 | else if (!origlimit) { |
b1dadf13 | 3920 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
3921 | iters--, SP--; |
3922 | } | |
3923 | if (realarray) { | |
3924 | SWITCHSTACK(ary, oldstack); | |
3925 | if (gimme == G_ARRAY) { | |
3926 | EXTEND(SP, iters); | |
3927 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3928 | SP += iters; | |
3929 | RETURN; | |
3930 | } | |
3931 | } | |
3932 | else { | |
3933 | if (gimme == G_ARRAY) | |
3934 | RETURN; | |
3935 | } | |
3936 | if (iters || !pm->op_pmreplroot) { | |
3937 | GETTARGET; | |
3938 | PUSHi(iters); | |
3939 | RETURN; | |
3940 | } | |
3941 | RETPUSHUNDEF; | |
79072805 | 3942 | } |
85e6fe83 | 3943 |