Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
a0d0e21e | 3 | * Copyright (c) 1991-1994, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
a0d0e21e | 18 | static void doencodes _((SV *sv, char *s, I32 len)); |
79072805 | 19 | |
a0d0e21e | 20 | /* variations on pp_null */ |
79072805 | 21 | |
93a17b20 LW |
22 | PP(pp_stub) |
23 | { | |
24 | dSP; | |
25 | if (GIMME != G_ARRAY) { | |
26 | XPUSHs(&sv_undef); | |
27 | } | |
28 | RETURN; | |
29 | } | |
30 | ||
79072805 LW |
31 | PP(pp_scalar) |
32 | { | |
33 | return NORMAL; | |
34 | } | |
35 | ||
36 | /* Pushy stuff. */ | |
37 | ||
93a17b20 LW |
38 | PP(pp_padav) |
39 | { | |
40 | dSP; dTARGET; | |
a0d0e21e | 41 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 42 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 43 | EXTEND(SP, 1); |
a0d0e21e | 44 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 45 | PUSHs(TARG); |
93a17b20 | 46 | RETURN; |
85e6fe83 LW |
47 | } |
48 | if (GIMME == G_ARRAY) { | |
49 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
50 | EXTEND(SP, maxarg); | |
51 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
52 | SP += maxarg; | |
53 | } | |
54 | else { | |
55 | SV* sv = sv_newmortal(); | |
56 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
57 | sv_setiv(sv, maxarg); | |
58 | PUSHs(sv); | |
59 | } | |
60 | RETURN; | |
93a17b20 LW |
61 | } |
62 | ||
63 | PP(pp_padhv) | |
64 | { | |
65 | dSP; dTARGET; | |
66 | XPUSHs(TARG); | |
a0d0e21e | 67 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 68 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 69 | if (op->op_flags & OPf_REF) |
93a17b20 | 70 | RETURN; |
85e6fe83 | 71 | if (GIMME == G_ARRAY) { /* array wanted */ |
a0d0e21e | 72 | RETURNOP(do_kv(ARGS)); |
85e6fe83 LW |
73 | } |
74 | else { | |
75 | SV* sv = sv_newmortal(); | |
76 | if (HvFILL((HV*)TARG)) { | |
77 | sprintf(buf, "%d/%d", HvFILL((HV*)TARG), HvMAX((HV*)TARG)+1); | |
78 | sv_setpv(sv, buf); | |
79 | } | |
80 | else | |
81 | sv_setiv(sv, 0); | |
82 | SETs(sv); | |
83 | RETURN; | |
84 | } | |
93a17b20 LW |
85 | } |
86 | ||
ed6116ce LW |
87 | PP(pp_padany) |
88 | { | |
89 | DIE("NOT IMPL LINE %d",__LINE__); | |
90 | } | |
91 | ||
79072805 LW |
92 | /* Translations. */ |
93 | ||
94 | PP(pp_rv2gv) | |
95 | { | |
96 | dSP; dTOPss; | |
a0d0e21e | 97 | |
ed6116ce | 98 | if (SvROK(sv)) { |
a0d0e21e | 99 | wasref: |
ed6116ce | 100 | sv = SvRV(sv); |
79072805 | 101 | if (SvTYPE(sv) != SVt_PVGV) |
a0d0e21e | 102 | DIE("Not a GLOB reference"); |
79072805 LW |
103 | } |
104 | else { | |
93a17b20 | 105 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
106 | char *sym; |
107 | ||
a0d0e21e LW |
108 | if (SvGMAGICAL(sv)) { |
109 | mg_get(sv); | |
110 | if (SvROK(sv)) | |
111 | goto wasref; | |
112 | } | |
113 | if (!SvOK(sv)) { | |
114 | if (op->op_flags & OPf_REF || | |
115 | op->op_private & HINT_STRICT_REFS) | |
116 | DIE(no_usym, "a symbol"); | |
117 | RETSETUNDEF; | |
118 | } | |
748a9306 | 119 | sym = SvPV(sv, na); |
85e6fe83 | 120 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
121 | DIE(no_symref, sym, "a symbol"); |
122 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 123 | } |
79072805 | 124 | } |
a0d0e21e | 125 | if (op->op_private & OPpLVAL_INTRO) { |
79072805 LW |
126 | GP *ogp = GvGP(sv); |
127 | ||
128 | SSCHECK(3); | |
129 | SSPUSHPTR(sv); | |
130 | SSPUSHPTR(ogp); | |
131 | SSPUSHINT(SAVEt_GP); | |
132 | ||
a0d0e21e | 133 | if (op->op_flags & OPf_SPECIAL) { |
79072805 | 134 | GvGP(sv)->gp_refcnt++; /* will soon be assigned */ |
a0d0e21e LW |
135 | GvFLAGS(sv) |= GVf_INTRO; |
136 | } | |
79072805 LW |
137 | else { |
138 | GP *gp; | |
139 | Newz(602,gp, 1, GP); | |
140 | GvGP(sv) = gp; | |
141 | GvREFCNT(sv) = 1; | |
142 | GvSV(sv) = NEWSV(72,0); | |
143 | GvLINE(sv) = curcop->cop_line; | |
144 | GvEGV(sv) = sv; | |
145 | } | |
146 | } | |
147 | SETs(sv); | |
148 | RETURN; | |
149 | } | |
150 | ||
151 | PP(pp_sv2len) | |
152 | { | |
153 | dSP; dTARGET; | |
154 | dPOPss; | |
155 | PUSHi(sv_len(sv)); | |
156 | RETURN; | |
157 | } | |
158 | ||
159 | PP(pp_rv2sv) | |
160 | { | |
161 | dSP; dTOPss; | |
162 | ||
ed6116ce | 163 | if (SvROK(sv)) { |
a0d0e21e | 164 | wasref: |
ed6116ce | 165 | sv = SvRV(sv); |
79072805 LW |
166 | switch (SvTYPE(sv)) { |
167 | case SVt_PVAV: | |
168 | case SVt_PVHV: | |
169 | case SVt_PVCV: | |
a0d0e21e | 170 | DIE("Not a SCALAR reference"); |
79072805 LW |
171 | } |
172 | } | |
173 | else { | |
463ee0b2 | 174 | GV *gv = sv; |
748a9306 LW |
175 | char *sym; |
176 | ||
463ee0b2 | 177 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
178 | if (SvGMAGICAL(sv)) { |
179 | mg_get(sv); | |
180 | if (SvROK(sv)) | |
181 | goto wasref; | |
182 | } | |
183 | if (!SvOK(sv)) { | |
184 | if (op->op_flags & OPf_REF || | |
185 | op->op_private & HINT_STRICT_REFS) | |
186 | DIE(no_usym, "a SCALAR"); | |
187 | RETSETUNDEF; | |
188 | } | |
748a9306 | 189 | sym = SvPV(sv, na); |
85e6fe83 | 190 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
191 | DIE(no_symref, sym, "a SCALAR"); |
192 | gv = (SV*)gv_fetchpv(sym, TRUE, SVt_PV); | |
463ee0b2 LW |
193 | } |
194 | sv = GvSV(gv); | |
a0d0e21e LW |
195 | } |
196 | if (op->op_flags & OPf_MOD) { | |
197 | if (op->op_private & OPpLVAL_INTRO) | |
198 | sv = save_scalar((GV*)TOPs); | |
199 | else if (op->op_private & (OPpDEREF_HV|OPpDEREF_AV)) { | |
200 | if (SvGMAGICAL(sv)) | |
201 | mg_get(sv); | |
202 | if (!SvOK(sv)) { | |
203 | (void)SvUPGRADE(sv, SVt_RV); | |
204 | SvRV(sv) = (op->op_private & OPpDEREF_HV ? | |
205 | (SV*)newHV() : (SV*)newAV()); | |
85e6fe83 | 206 | SvROK_on(sv); |
a0d0e21e | 207 | SvSETMAGIC(sv); |
85e6fe83 | 208 | } |
93a17b20 | 209 | } |
79072805 | 210 | } |
a0d0e21e | 211 | SETs(sv); |
79072805 LW |
212 | RETURN; |
213 | } | |
214 | ||
215 | PP(pp_av2arylen) | |
216 | { | |
217 | dSP; | |
218 | AV *av = (AV*)TOPs; | |
219 | SV *sv = AvARYLEN(av); | |
220 | if (!sv) { | |
221 | AvARYLEN(av) = sv = NEWSV(0,0); | |
222 | sv_upgrade(sv, SVt_IV); | |
223 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
224 | } | |
225 | SETs(sv); | |
226 | RETURN; | |
227 | } | |
228 | ||
a0d0e21e LW |
229 | PP(pp_pos) |
230 | { | |
231 | dSP; dTARGET; dPOPss; | |
232 | ||
233 | if (op->op_flags & OPf_MOD) { | |
234 | LvTYPE(TARG) = '<'; | |
235 | LvTARG(TARG) = sv; | |
236 | PUSHs(TARG); /* no SvSETMAGIC */ | |
237 | RETURN; | |
238 | } | |
239 | else { | |
240 | MAGIC* mg; | |
241 | ||
242 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
243 | mg = mg_find(sv, 'g'); | |
244 | if (mg && mg->mg_len >= 0) { | |
245 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
246 | RETURN; | |
247 | } | |
248 | } | |
249 | RETPUSHUNDEF; | |
250 | } | |
251 | } | |
252 | ||
79072805 LW |
253 | PP(pp_rv2cv) |
254 | { | |
255 | dSP; | |
79072805 LW |
256 | GV *gv; |
257 | HV *stash; | |
8990e307 LW |
258 | |
259 | /* We always try to add a non-existent subroutine in case of AUTOLOAD. */ | |
260 | CV *cv = sv_2cv(TOPs, &stash, &gv, TRUE); | |
79072805 LW |
261 | |
262 | SETs((SV*)cv); | |
263 | RETURN; | |
264 | } | |
265 | ||
a0d0e21e LW |
266 | PP(pp_anoncode) |
267 | { | |
268 | dSP; | |
748a9306 LW |
269 | CV* cv = (CV*)cSVOP->op_sv; |
270 | EXTEND(SP,1); | |
271 | ||
272 | if (SvFLAGS(cv) & SVpcv_CLONE) { | |
b355b4e0 | 273 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
748a9306 LW |
274 | } |
275 | ||
276 | PUSHs((SV*)cv); | |
a0d0e21e LW |
277 | RETURN; |
278 | } | |
279 | ||
280 | PP(pp_srefgen) | |
79072805 LW |
281 | { |
282 | dSP; dTOPss; | |
283 | SV* rv; | |
8990e307 | 284 | rv = sv_newmortal(); |
ed6116ce | 285 | sv_upgrade(rv, SVt_RV); |
a0d0e21e LW |
286 | if (SvPADTMP(sv)) |
287 | sv = newSVsv(sv); | |
288 | else { | |
289 | SvTEMP_off(sv); | |
290 | (void)SvREFCNT_inc(sv); | |
291 | } | |
292 | SvRV(rv) = sv; | |
ed6116ce | 293 | SvROK_on(rv); |
79072805 LW |
294 | SETs(rv); |
295 | RETURN; | |
a0d0e21e LW |
296 | } |
297 | ||
298 | PP(pp_refgen) | |
299 | { | |
300 | dSP; dMARK; | |
301 | SV* sv; | |
302 | SV* rv; | |
303 | if (GIMME != G_ARRAY) { | |
304 | MARK[1] = *SP; | |
305 | SP = MARK + 1; | |
306 | } | |
307 | while (MARK < SP) { | |
308 | sv = *++MARK; | |
309 | rv = sv_newmortal(); | |
310 | sv_upgrade(rv, SVt_RV); | |
311 | if (SvPADTMP(sv)) | |
312 | sv = newSVsv(sv); | |
313 | else { | |
314 | SvTEMP_off(sv); | |
315 | (void)SvREFCNT_inc(sv); | |
316 | } | |
317 | SvRV(rv) = sv; | |
318 | SvROK_on(rv); | |
319 | *MARK = rv; | |
320 | } | |
321 | RETURN; | |
79072805 LW |
322 | } |
323 | ||
324 | PP(pp_ref) | |
325 | { | |
463ee0b2 LW |
326 | dSP; dTARGET; |
327 | SV *sv; | |
79072805 LW |
328 | char *pv; |
329 | ||
a0d0e21e LW |
330 | sv = POPs; |
331 | if (!sv || !SvROK(sv)) | |
463ee0b2 | 332 | RETPUSHUNDEF; |
79072805 | 333 | |
ed6116ce | 334 | sv = SvRV(sv); |
a0d0e21e | 335 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 336 | PUSHp(pv, strlen(pv)); |
79072805 LW |
337 | RETURN; |
338 | } | |
339 | ||
340 | PP(pp_bless) | |
341 | { | |
463ee0b2 | 342 | dSP; |
463ee0b2 | 343 | HV *stash; |
79072805 | 344 | |
463ee0b2 LW |
345 | if (MAXARG == 1) |
346 | stash = curcop->cop_stash; | |
347 | else | |
a0d0e21e LW |
348 | stash = gv_stashsv(POPs, TRUE); |
349 | ||
350 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
351 | RETURN; |
352 | } | |
353 | ||
a0d0e21e | 354 | /* Pattern matching */ |
79072805 | 355 | |
a0d0e21e | 356 | PP(pp_study) |
79072805 LW |
357 | { |
358 | dSP; dTARGET; | |
a0d0e21e LW |
359 | register unsigned char *s; |
360 | register I32 pos; | |
361 | register I32 ch; | |
362 | register I32 *sfirst; | |
363 | register I32 *snext; | |
364 | I32 retval; | |
365 | STRLEN len; | |
366 | ||
367 | s = (unsigned char*)(SvPV(TARG, len)); | |
368 | pos = len; | |
369 | if (lastscream) | |
370 | SvSCREAM_off(lastscream); | |
371 | lastscream = TARG; | |
372 | if (pos <= 0) { | |
373 | retval = 0; | |
374 | goto ret; | |
375 | } | |
376 | if (pos > maxscream) { | |
377 | if (maxscream < 0) { | |
378 | maxscream = pos + 80; | |
379 | New(301, screamfirst, 256, I32); | |
380 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
381 | } |
382 | else { | |
a0d0e21e LW |
383 | maxscream = pos + pos / 4; |
384 | Renew(screamnext, maxscream, I32); | |
79072805 | 385 | } |
79072805 | 386 | } |
a0d0e21e LW |
387 | |
388 | sfirst = screamfirst; | |
389 | snext = screamnext; | |
390 | ||
391 | if (!sfirst || !snext) | |
392 | DIE("do_study: out of memory"); | |
393 | ||
394 | for (ch = 256; ch; --ch) | |
395 | *sfirst++ = -1; | |
396 | sfirst -= 256; | |
397 | ||
398 | while (--pos >= 0) { | |
399 | ch = s[pos]; | |
400 | if (sfirst[ch] >= 0) | |
401 | snext[pos] = sfirst[ch] - pos; | |
402 | else | |
403 | snext[pos] = -pos; | |
404 | sfirst[ch] = pos; | |
405 | ||
406 | /* If there were any case insensitive searches, we must assume they | |
407 | * all are. This speeds up insensitive searches much more than | |
408 | * it slows down sensitive ones. | |
409 | */ | |
410 | if (sawi) | |
411 | sfirst[fold[ch]] = pos; | |
79072805 LW |
412 | } |
413 | ||
a0d0e21e LW |
414 | SvSCREAM_on(TARG); |
415 | retval = 1; | |
416 | ret: | |
417 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
418 | RETURN; |
419 | } | |
420 | ||
a0d0e21e | 421 | PP(pp_trans) |
79072805 | 422 | { |
a0d0e21e LW |
423 | dSP; dTARG; |
424 | SV *sv; | |
425 | ||
426 | if (op->op_flags & OPf_STACKED) | |
427 | sv = POPs; | |
79072805 | 428 | else { |
a0d0e21e LW |
429 | sv = GvSV(defgv); |
430 | EXTEND(SP,1); | |
79072805 | 431 | } |
adbc6bb1 | 432 | TARG = sv_newmortal(); |
a0d0e21e LW |
433 | PUSHi(do_trans(sv, op)); |
434 | RETURN; | |
79072805 LW |
435 | } |
436 | ||
a0d0e21e | 437 | /* Lvalue operators. */ |
79072805 | 438 | |
a0d0e21e LW |
439 | PP(pp_schop) |
440 | { | |
441 | dSP; dTARGET; | |
442 | do_chop(TARG, TOPs); | |
443 | SETTARG; | |
444 | RETURN; | |
79072805 LW |
445 | } |
446 | ||
a0d0e21e | 447 | PP(pp_chop) |
79072805 | 448 | { |
a0d0e21e LW |
449 | dSP; dMARK; dTARGET; |
450 | while (SP > MARK) | |
451 | do_chop(TARG, POPs); | |
452 | PUSHTARG; | |
453 | RETURN; | |
79072805 LW |
454 | } |
455 | ||
a0d0e21e | 456 | PP(pp_schomp) |
79072805 | 457 | { |
a0d0e21e LW |
458 | dSP; dTARGET; |
459 | SETi(do_chomp(TOPs)); | |
460 | RETURN; | |
79072805 LW |
461 | } |
462 | ||
a0d0e21e | 463 | PP(pp_chomp) |
79072805 | 464 | { |
a0d0e21e LW |
465 | dSP; dMARK; dTARGET; |
466 | register I32 count = 0; | |
467 | ||
468 | while (SP > MARK) | |
469 | count += do_chomp(POPs); | |
470 | PUSHi(count); | |
471 | RETURN; | |
79072805 LW |
472 | } |
473 | ||
a0d0e21e | 474 | PP(pp_defined) |
463ee0b2 | 475 | { |
a0d0e21e LW |
476 | dSP; |
477 | register SV* sv; | |
478 | ||
479 | sv = POPs; | |
480 | if (!sv || !SvANY(sv)) | |
481 | RETPUSHNO; | |
482 | switch (SvTYPE(sv)) { | |
483 | case SVt_PVAV: | |
484 | if (AvMAX(sv) >= 0) | |
485 | RETPUSHYES; | |
486 | break; | |
487 | case SVt_PVHV: | |
488 | if (HvARRAY(sv)) | |
489 | RETPUSHYES; | |
490 | break; | |
491 | case SVt_PVCV: | |
492 | if (CvROOT(sv) || CvXSUB(sv)) | |
493 | RETPUSHYES; | |
494 | break; | |
495 | default: | |
496 | if (SvGMAGICAL(sv)) | |
497 | mg_get(sv); | |
498 | if (SvOK(sv)) | |
499 | RETPUSHYES; | |
500 | } | |
501 | RETPUSHNO; | |
463ee0b2 LW |
502 | } |
503 | ||
a0d0e21e LW |
504 | PP(pp_undef) |
505 | { | |
79072805 | 506 | dSP; |
a0d0e21e LW |
507 | SV *sv; |
508 | ||
509 | if (!op->op_private) | |
510 | RETPUSHUNDEF; | |
79072805 | 511 | |
a0d0e21e LW |
512 | sv = POPs; |
513 | if (!sv) | |
514 | RETPUSHUNDEF; | |
85e6fe83 | 515 | |
a0d0e21e LW |
516 | if (SvTHINKFIRST(sv)) { |
517 | if (SvREADONLY(sv)) | |
518 | RETPUSHUNDEF; | |
519 | if (SvROK(sv)) | |
520 | sv_unref(sv); | |
85e6fe83 LW |
521 | } |
522 | ||
a0d0e21e LW |
523 | switch (SvTYPE(sv)) { |
524 | case SVt_NULL: | |
525 | break; | |
526 | case SVt_PVAV: | |
527 | av_undef((AV*)sv); | |
528 | break; | |
529 | case SVt_PVHV: | |
530 | hv_undef((HV*)sv); | |
531 | break; | |
532 | case SVt_PVCV: | |
533 | cv_undef((CV*)sv); | |
534 | sub_generation++; | |
535 | break; | |
536 | default: | |
537 | if (sv != GvSV(defgv)) { | |
538 | if (SvPOK(sv) && SvLEN(sv)) { | |
539 | (void)SvOOK_off(sv); | |
540 | Safefree(SvPVX(sv)); | |
541 | SvPV_set(sv, Nullch); | |
542 | SvLEN_set(sv, 0); | |
543 | } | |
544 | (void)SvOK_off(sv); | |
545 | SvSETMAGIC(sv); | |
546 | } | |
79072805 | 547 | } |
a0d0e21e LW |
548 | |
549 | RETPUSHUNDEF; | |
79072805 LW |
550 | } |
551 | ||
a0d0e21e | 552 | PP(pp_predec) |
79072805 | 553 | { |
a0d0e21e | 554 | dSP; |
748a9306 LW |
555 | if (SvIOK(TOPs)) { |
556 | --SvIVX(TOPs); | |
557 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
558 | } | |
559 | else | |
560 | sv_dec(TOPs); | |
a0d0e21e LW |
561 | SvSETMAGIC(TOPs); |
562 | return NORMAL; | |
563 | } | |
79072805 | 564 | |
a0d0e21e LW |
565 | PP(pp_postinc) |
566 | { | |
567 | dSP; dTARGET; | |
568 | sv_setsv(TARG, TOPs); | |
748a9306 LW |
569 | if (SvIOK(TOPs)) { |
570 | ++SvIVX(TOPs); | |
571 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
572 | } | |
573 | else | |
574 | sv_inc(TOPs); | |
a0d0e21e LW |
575 | SvSETMAGIC(TOPs); |
576 | if (!SvOK(TARG)) | |
577 | sv_setiv(TARG, 0); | |
578 | SETs(TARG); | |
579 | return NORMAL; | |
580 | } | |
79072805 | 581 | |
a0d0e21e LW |
582 | PP(pp_postdec) |
583 | { | |
584 | dSP; dTARGET; | |
585 | sv_setsv(TARG, TOPs); | |
748a9306 LW |
586 | if (SvIOK(TOPs)) { |
587 | --SvIVX(TOPs); | |
588 | SvFLAGS(TOPs) &= ~(SVf_NOK|SVf_POK|SVp_NOK|SVp_POK); | |
589 | } | |
590 | else | |
591 | sv_dec(TOPs); | |
a0d0e21e LW |
592 | SvSETMAGIC(TOPs); |
593 | SETs(TARG); | |
594 | return NORMAL; | |
595 | } | |
79072805 | 596 | |
a0d0e21e LW |
597 | /* Ordinary operators. */ |
598 | ||
599 | PP(pp_pow) | |
600 | { | |
601 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
602 | { | |
603 | dPOPTOPnnrl; | |
604 | SETn( pow( left, right) ); | |
605 | RETURN; | |
93a17b20 | 606 | } |
a0d0e21e LW |
607 | } |
608 | ||
609 | PP(pp_multiply) | |
610 | { | |
611 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
612 | { | |
613 | dPOPTOPnnrl; | |
614 | SETn( left * right ); | |
615 | RETURN; | |
79072805 | 616 | } |
a0d0e21e LW |
617 | } |
618 | ||
619 | PP(pp_divide) | |
620 | { | |
621 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
622 | { | |
623 | dPOPnv; | |
624 | if (value == 0.0) | |
625 | DIE("Illegal division by zero"); | |
626 | #ifdef SLOPPYDIVIDE | |
627 | /* insure that 20./5. == 4. */ | |
628 | { | |
629 | double x; | |
630 | I32 k; | |
631 | x = POPn; | |
632 | if ((double)I_32(x) == x && | |
633 | (double)I_32(value) == value && | |
634 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
635 | value = k; | |
636 | } else { | |
637 | value = x/value; | |
79072805 | 638 | } |
a0d0e21e LW |
639 | } |
640 | #else | |
641 | value = POPn / value; | |
642 | #endif | |
643 | PUSHn( value ); | |
644 | RETURN; | |
79072805 | 645 | } |
a0d0e21e LW |
646 | } |
647 | ||
648 | PP(pp_modulo) | |
649 | { | |
650 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
651 | { | |
652 | register unsigned long tmpulong; | |
653 | register long tmplong; | |
654 | I32 value; | |
655 | ||
656 | tmpulong = (unsigned long) POPn; | |
657 | if (tmpulong == 0L) | |
658 | DIE("Illegal modulus zero"); | |
659 | value = TOPn; | |
660 | if (value >= 0.0) | |
661 | value = (I32)(((unsigned long)value) % tmpulong); | |
662 | else { | |
663 | tmplong = (long)value; | |
664 | value = (I32)(tmpulong - ((-tmplong - 1) % tmpulong)) - 1; | |
665 | } | |
666 | SETi(value); | |
667 | RETURN; | |
79072805 | 668 | } |
a0d0e21e | 669 | } |
79072805 | 670 | |
a0d0e21e LW |
671 | PP(pp_repeat) |
672 | { | |
748a9306 LW |
673 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
674 | { | |
a0d0e21e LW |
675 | register I32 count = POPi; |
676 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
677 | dMARK; | |
678 | I32 items = SP - MARK; | |
679 | I32 max; | |
79072805 | 680 | |
a0d0e21e LW |
681 | max = items * count; |
682 | MEXTEND(MARK, max); | |
683 | if (count > 1) { | |
684 | while (SP > MARK) { | |
685 | if (*SP) | |
686 | SvTEMP_off((*SP)); | |
687 | SP--; | |
79072805 | 688 | } |
a0d0e21e LW |
689 | MARK++; |
690 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
691 | items * sizeof(SV*), count - 1); | |
692 | SP += max; | |
79072805 | 693 | } |
a0d0e21e LW |
694 | else if (count <= 0) |
695 | SP -= items; | |
79072805 | 696 | } |
a0d0e21e LW |
697 | else { /* Note: mark already snarfed by pp_list */ |
698 | SV *tmpstr; | |
699 | STRLEN len; | |
700 | ||
701 | tmpstr = POPs; | |
702 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
703 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
704 | DIE("Can't x= to readonly value"); | |
705 | if (SvROK(tmpstr)) | |
706 | sv_unref(tmpstr); | |
93a17b20 | 707 | } |
a0d0e21e LW |
708 | SvSetSV(TARG, tmpstr); |
709 | SvPV_force(TARG, len); | |
710 | if (count >= 1) { | |
711 | SvGROW(TARG, (count * len) + 1); | |
712 | if (count > 1) | |
713 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
714 | SvCUR(TARG) *= count; | |
715 | *SvEND(TARG) = '\0'; | |
716 | (void)SvPOK_only(TARG); | |
717 | } | |
718 | else | |
719 | sv_setsv(TARG, &sv_no); | |
720 | PUSHTARG; | |
79072805 | 721 | } |
a0d0e21e | 722 | RETURN; |
748a9306 | 723 | } |
a0d0e21e | 724 | } |
79072805 | 725 | |
a0d0e21e LW |
726 | PP(pp_subtract) |
727 | { | |
728 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
729 | { | |
730 | dPOPTOPnnrl; | |
731 | SETn( left - right ); | |
732 | RETURN; | |
79072805 | 733 | } |
a0d0e21e | 734 | } |
79072805 | 735 | |
a0d0e21e LW |
736 | PP(pp_left_shift) |
737 | { | |
738 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
739 | { | |
748a9306 LW |
740 | dPOPTOPiirl; |
741 | SETi( left << right ); | |
742 | RETURN; | |
79072805 | 743 | } |
a0d0e21e | 744 | } |
79072805 | 745 | |
a0d0e21e LW |
746 | PP(pp_right_shift) |
747 | { | |
748 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
749 | { | |
750 | dPOPTOPiirl; | |
751 | SETi( left >> right ); | |
752 | RETURN; | |
93a17b20 | 753 | } |
79072805 LW |
754 | } |
755 | ||
a0d0e21e | 756 | PP(pp_lt) |
79072805 | 757 | { |
a0d0e21e LW |
758 | dSP; tryAMAGICbinSET(lt,0); |
759 | { | |
760 | dPOPnv; | |
761 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
762 | RETURN; | |
79072805 | 763 | } |
a0d0e21e | 764 | } |
79072805 | 765 | |
a0d0e21e LW |
766 | PP(pp_gt) |
767 | { | |
768 | dSP; tryAMAGICbinSET(gt,0); | |
769 | { | |
770 | dPOPnv; | |
771 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
772 | RETURN; | |
79072805 | 773 | } |
a0d0e21e LW |
774 | } |
775 | ||
776 | PP(pp_le) | |
777 | { | |
778 | dSP; tryAMAGICbinSET(le,0); | |
779 | { | |
780 | dPOPnv; | |
781 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
782 | RETURN; | |
79072805 | 783 | } |
a0d0e21e LW |
784 | } |
785 | ||
786 | PP(pp_ge) | |
787 | { | |
788 | dSP; tryAMAGICbinSET(ge,0); | |
789 | { | |
790 | dPOPnv; | |
791 | SETs((TOPn >= value) ? &sv_yes : &sv_no); | |
792 | RETURN; | |
79072805 | 793 | } |
a0d0e21e | 794 | } |
79072805 | 795 | |
a0d0e21e LW |
796 | PP(pp_ne) |
797 | { | |
798 | dSP; tryAMAGICbinSET(ne,0); | |
799 | { | |
800 | dPOPnv; | |
801 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
802 | RETURN; | |
803 | } | |
79072805 LW |
804 | } |
805 | ||
a0d0e21e | 806 | PP(pp_ncmp) |
79072805 | 807 | { |
a0d0e21e LW |
808 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
809 | { | |
810 | dPOPTOPnnrl; | |
811 | I32 value; | |
79072805 | 812 | |
a0d0e21e LW |
813 | if (left > right) |
814 | value = 1; | |
815 | else if (left < right) | |
816 | value = -1; | |
817 | else | |
818 | value = 0; | |
819 | SETi(value); | |
820 | RETURN; | |
79072805 | 821 | } |
a0d0e21e | 822 | } |
79072805 | 823 | |
a0d0e21e LW |
824 | PP(pp_slt) |
825 | { | |
826 | dSP; tryAMAGICbinSET(slt,0); | |
827 | { | |
828 | dPOPTOPssrl; | |
829 | SETs( sv_cmp(left, right) < 0 ? &sv_yes : &sv_no ); | |
830 | RETURN; | |
831 | } | |
79072805 LW |
832 | } |
833 | ||
a0d0e21e | 834 | PP(pp_sgt) |
79072805 | 835 | { |
a0d0e21e LW |
836 | dSP; tryAMAGICbinSET(sgt,0); |
837 | { | |
838 | dPOPTOPssrl; | |
839 | SETs( sv_cmp(left, right) > 0 ? &sv_yes : &sv_no ); | |
840 | RETURN; | |
841 | } | |
842 | } | |
79072805 | 843 | |
a0d0e21e LW |
844 | PP(pp_sle) |
845 | { | |
846 | dSP; tryAMAGICbinSET(sle,0); | |
847 | { | |
848 | dPOPTOPssrl; | |
849 | SETs( sv_cmp(left, right) <= 0 ? &sv_yes : &sv_no ); | |
850 | RETURN; | |
79072805 | 851 | } |
79072805 LW |
852 | } |
853 | ||
a0d0e21e LW |
854 | PP(pp_sge) |
855 | { | |
856 | dSP; tryAMAGICbinSET(sge,0); | |
857 | { | |
858 | dPOPTOPssrl; | |
859 | SETs( sv_cmp(left, right) >= 0 ? &sv_yes : &sv_no ); | |
860 | RETURN; | |
861 | } | |
862 | } | |
79072805 | 863 | |
a0d0e21e | 864 | PP(pp_sne) |
79072805 | 865 | { |
a0d0e21e LW |
866 | dSP; tryAMAGICbinSET(sne,0); |
867 | { | |
868 | dPOPTOPssrl; | |
869 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); | |
870 | RETURN; | |
463ee0b2 | 871 | } |
79072805 LW |
872 | } |
873 | ||
a0d0e21e | 874 | PP(pp_scmp) |
79072805 | 875 | { |
a0d0e21e LW |
876 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
877 | { | |
878 | dPOPTOPssrl; | |
879 | SETi( sv_cmp(left, right) ); | |
880 | RETURN; | |
881 | } | |
882 | } | |
79072805 | 883 | |
a0d0e21e LW |
884 | PP(pp_bit_and) { |
885 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); | |
886 | { | |
887 | dPOPTOPssrl; | |
888 | if (SvNIOK(left) || SvNIOK(right)) { | |
889 | unsigned long value = U_L(SvNV(left)); | |
890 | value = value & U_L(SvNV(right)); | |
891 | SETn((double)value); | |
892 | } | |
893 | else { | |
894 | do_vop(op->op_type, TARG, left, right); | |
895 | SETTARG; | |
896 | } | |
897 | RETURN; | |
898 | } | |
899 | } | |
79072805 | 900 | |
a0d0e21e LW |
901 | PP(pp_bit_xor) |
902 | { | |
903 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
904 | { | |
905 | dPOPTOPssrl; | |
906 | if (SvNIOK(left) || SvNIOK(right)) { | |
907 | unsigned long value = U_L(SvNV(left)); | |
908 | value = value ^ U_L(SvNV(right)); | |
909 | SETn((double)value); | |
910 | } | |
911 | else { | |
912 | do_vop(op->op_type, TARG, left, right); | |
913 | SETTARG; | |
914 | } | |
915 | RETURN; | |
916 | } | |
917 | } | |
79072805 | 918 | |
a0d0e21e LW |
919 | PP(pp_bit_or) |
920 | { | |
921 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
922 | { | |
923 | dPOPTOPssrl; | |
924 | if (SvNIOK(left) || SvNIOK(right)) { | |
925 | unsigned long value = U_L(SvNV(left)); | |
926 | value = value | U_L(SvNV(right)); | |
927 | SETn((double)value); | |
928 | } | |
929 | else { | |
930 | do_vop(op->op_type, TARG, left, right); | |
931 | SETTARG; | |
932 | } | |
933 | RETURN; | |
79072805 | 934 | } |
a0d0e21e | 935 | } |
79072805 | 936 | |
a0d0e21e LW |
937 | PP(pp_negate) |
938 | { | |
939 | dSP; dTARGET; tryAMAGICun(neg); | |
940 | { | |
941 | dTOPss; | |
942 | if (SvNIOK(sv)) | |
943 | SETn(-SvNV(sv)); | |
944 | else if (SvPOK(sv)) { | |
945 | STRLEN len; | |
946 | char *s = SvPV(sv, len); | |
947 | if (isALPHA(*s) || *s == '_') { | |
948 | sv_setpvn(TARG, "-", 1); | |
949 | sv_catsv(TARG, sv); | |
79072805 | 950 | } |
a0d0e21e LW |
951 | else if (*s == '+' || *s == '-') { |
952 | sv_setsv(TARG, sv); | |
953 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
954 | } |
955 | else | |
a0d0e21e LW |
956 | sv_setnv(TARG, -SvNV(sv)); |
957 | SETTARG; | |
79072805 LW |
958 | } |
959 | } | |
a0d0e21e | 960 | RETURN; |
79072805 LW |
961 | } |
962 | ||
a0d0e21e | 963 | PP(pp_not) |
79072805 | 964 | { |
a0d0e21e LW |
965 | #ifdef OVERLOAD |
966 | dSP; tryAMAGICunSET(not); | |
967 | #endif /* OVERLOAD */ | |
968 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
969 | return NORMAL; | |
79072805 LW |
970 | } |
971 | ||
a0d0e21e | 972 | PP(pp_complement) |
79072805 | 973 | { |
a0d0e21e LW |
974 | dSP; dTARGET; tryAMAGICun(compl); |
975 | { | |
976 | dTOPss; | |
977 | register I32 anum; | |
978 | ||
979 | if (SvNIOK(sv)) { | |
748a9306 LW |
980 | IV iv = ~SvIV(sv); |
981 | if (iv < 0) | |
982 | SETn( (double) ~U_L(SvNV(sv)) ); | |
983 | else | |
984 | SETi( iv ); | |
a0d0e21e LW |
985 | } |
986 | else { | |
987 | register char *tmps; | |
988 | register long *tmpl; | |
989 | STRLEN len; | |
990 | ||
991 | SvSetSV(TARG, sv); | |
992 | tmps = SvPV_force(TARG, len); | |
993 | anum = len; | |
994 | #ifdef LIBERAL | |
995 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
996 | *tmps = ~*tmps; | |
997 | tmpl = (long*)tmps; | |
998 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
999 | *tmpl = ~*tmpl; | |
1000 | tmps = (char*)tmpl; | |
1001 | #endif | |
1002 | for ( ; anum > 0; anum--, tmps++) | |
1003 | *tmps = ~*tmps; | |
1004 | ||
1005 | SETs(TARG); | |
1006 | } | |
1007 | RETURN; | |
1008 | } | |
79072805 LW |
1009 | } |
1010 | ||
a0d0e21e LW |
1011 | /* integer versions of some of the above */ |
1012 | ||
a0d0e21e | 1013 | PP(pp_i_multiply) |
79072805 | 1014 | { |
a0d0e21e LW |
1015 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1016 | { | |
1017 | dPOPTOPiirl; | |
1018 | SETi( left * right ); | |
1019 | RETURN; | |
1020 | } | |
79072805 LW |
1021 | } |
1022 | ||
a0d0e21e | 1023 | PP(pp_i_divide) |
79072805 | 1024 | { |
a0d0e21e LW |
1025 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1026 | { | |
1027 | dPOPiv; | |
1028 | if (value == 0) | |
1029 | DIE("Illegal division by zero"); | |
1030 | value = POPi / value; | |
1031 | PUSHi( value ); | |
1032 | RETURN; | |
1033 | } | |
79072805 LW |
1034 | } |
1035 | ||
a0d0e21e | 1036 | PP(pp_i_modulo) |
79072805 | 1037 | { |
a0d0e21e | 1038 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1039 | { |
a0d0e21e LW |
1040 | dPOPTOPiirl; |
1041 | SETi( left % right ); | |
1042 | RETURN; | |
79072805 | 1043 | } |
79072805 LW |
1044 | } |
1045 | ||
a0d0e21e | 1046 | PP(pp_i_add) |
79072805 | 1047 | { |
a0d0e21e LW |
1048 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1049 | { | |
1050 | dPOPTOPiirl; | |
1051 | SETi( left + right ); | |
1052 | RETURN; | |
79072805 | 1053 | } |
79072805 LW |
1054 | } |
1055 | ||
a0d0e21e | 1056 | PP(pp_i_subtract) |
79072805 | 1057 | { |
a0d0e21e LW |
1058 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1059 | { | |
1060 | dPOPTOPiirl; | |
1061 | SETi( left - right ); | |
1062 | RETURN; | |
79072805 | 1063 | } |
79072805 LW |
1064 | } |
1065 | ||
a0d0e21e | 1066 | PP(pp_i_lt) |
79072805 | 1067 | { |
a0d0e21e LW |
1068 | dSP; tryAMAGICbinSET(lt,0); |
1069 | { | |
1070 | dPOPTOPiirl; | |
1071 | SETs((left < right) ? &sv_yes : &sv_no); | |
1072 | RETURN; | |
1073 | } | |
79072805 LW |
1074 | } |
1075 | ||
a0d0e21e | 1076 | PP(pp_i_gt) |
79072805 | 1077 | { |
a0d0e21e LW |
1078 | dSP; tryAMAGICbinSET(gt,0); |
1079 | { | |
1080 | dPOPTOPiirl; | |
1081 | SETs((left > right) ? &sv_yes : &sv_no); | |
1082 | RETURN; | |
1083 | } | |
79072805 LW |
1084 | } |
1085 | ||
a0d0e21e | 1086 | PP(pp_i_le) |
79072805 | 1087 | { |
a0d0e21e LW |
1088 | dSP; tryAMAGICbinSET(le,0); |
1089 | { | |
1090 | dPOPTOPiirl; | |
1091 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1092 | RETURN; | |
85e6fe83 | 1093 | } |
79072805 LW |
1094 | } |
1095 | ||
a0d0e21e | 1096 | PP(pp_i_ge) |
79072805 | 1097 | { |
a0d0e21e LW |
1098 | dSP; tryAMAGICbinSET(ge,0); |
1099 | { | |
1100 | dPOPTOPiirl; | |
1101 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1102 | RETURN; | |
1103 | } | |
79072805 LW |
1104 | } |
1105 | ||
a0d0e21e | 1106 | PP(pp_i_eq) |
79072805 | 1107 | { |
a0d0e21e LW |
1108 | dSP; tryAMAGICbinSET(eq,0); |
1109 | { | |
1110 | dPOPTOPiirl; | |
1111 | SETs((left == right) ? &sv_yes : &sv_no); | |
1112 | RETURN; | |
1113 | } | |
79072805 LW |
1114 | } |
1115 | ||
a0d0e21e | 1116 | PP(pp_i_ne) |
79072805 | 1117 | { |
a0d0e21e LW |
1118 | dSP; tryAMAGICbinSET(ne,0); |
1119 | { | |
1120 | dPOPTOPiirl; | |
1121 | SETs((left != right) ? &sv_yes : &sv_no); | |
1122 | RETURN; | |
1123 | } | |
79072805 LW |
1124 | } |
1125 | ||
a0d0e21e | 1126 | PP(pp_i_ncmp) |
79072805 | 1127 | { |
a0d0e21e LW |
1128 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1129 | { | |
1130 | dPOPTOPiirl; | |
1131 | I32 value; | |
79072805 | 1132 | |
a0d0e21e | 1133 | if (left > right) |
79072805 | 1134 | value = 1; |
a0d0e21e | 1135 | else if (left < right) |
79072805 | 1136 | value = -1; |
a0d0e21e | 1137 | else |
79072805 | 1138 | value = 0; |
a0d0e21e LW |
1139 | SETi(value); |
1140 | RETURN; | |
79072805 | 1141 | } |
85e6fe83 LW |
1142 | } |
1143 | ||
1144 | PP(pp_i_negate) | |
1145 | { | |
a0d0e21e | 1146 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1147 | SETi(-TOPi); |
1148 | RETURN; | |
1149 | } | |
1150 | ||
79072805 LW |
1151 | /* High falutin' math. */ |
1152 | ||
1153 | PP(pp_atan2) | |
1154 | { | |
a0d0e21e LW |
1155 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1156 | { | |
1157 | dPOPTOPnnrl; | |
1158 | SETn(atan2(left, right)); | |
1159 | RETURN; | |
1160 | } | |
79072805 LW |
1161 | } |
1162 | ||
1163 | PP(pp_sin) | |
1164 | { | |
a0d0e21e LW |
1165 | dSP; dTARGET; tryAMAGICun(sin); |
1166 | { | |
1167 | double value; | |
1168 | value = POPn; | |
1169 | value = sin(value); | |
1170 | XPUSHn(value); | |
1171 | RETURN; | |
1172 | } | |
79072805 LW |
1173 | } |
1174 | ||
1175 | PP(pp_cos) | |
1176 | { | |
a0d0e21e LW |
1177 | dSP; dTARGET; tryAMAGICun(cos); |
1178 | { | |
1179 | double value; | |
1180 | value = POPn; | |
1181 | value = cos(value); | |
1182 | XPUSHn(value); | |
1183 | RETURN; | |
1184 | } | |
79072805 LW |
1185 | } |
1186 | ||
1187 | PP(pp_rand) | |
1188 | { | |
1189 | dSP; dTARGET; | |
1190 | double value; | |
1191 | if (MAXARG < 1) | |
1192 | value = 1.0; | |
1193 | else | |
1194 | value = POPn; | |
1195 | if (value == 0.0) | |
1196 | value = 1.0; | |
1197 | #if RANDBITS == 31 | |
1198 | value = rand() * value / 2147483648.0; | |
1199 | #else | |
1200 | #if RANDBITS == 16 | |
1201 | value = rand() * value / 65536.0; | |
1202 | #else | |
1203 | #if RANDBITS == 15 | |
1204 | value = rand() * value / 32768.0; | |
1205 | #else | |
1206 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1207 | #endif | |
1208 | #endif | |
1209 | #endif | |
1210 | XPUSHn(value); | |
1211 | RETURN; | |
1212 | } | |
1213 | ||
1214 | PP(pp_srand) | |
1215 | { | |
1216 | dSP; | |
1217 | I32 anum; | |
85e6fe83 | 1218 | Time_t when; |
79072805 LW |
1219 | |
1220 | if (MAXARG < 1) { | |
1221 | (void)time(&when); | |
1222 | anum = when; | |
1223 | } | |
1224 | else | |
1225 | anum = POPi; | |
1226 | (void)srand(anum); | |
1227 | EXTEND(SP, 1); | |
1228 | RETPUSHYES; | |
1229 | } | |
1230 | ||
1231 | PP(pp_exp) | |
1232 | { | |
a0d0e21e LW |
1233 | dSP; dTARGET; tryAMAGICun(exp); |
1234 | { | |
1235 | double value; | |
1236 | value = POPn; | |
1237 | value = exp(value); | |
1238 | XPUSHn(value); | |
1239 | RETURN; | |
1240 | } | |
79072805 LW |
1241 | } |
1242 | ||
1243 | PP(pp_log) | |
1244 | { | |
a0d0e21e LW |
1245 | dSP; dTARGET; tryAMAGICun(log); |
1246 | { | |
1247 | double value; | |
1248 | value = POPn; | |
1249 | if (value <= 0.0) | |
2304df62 | 1250 | DIE("Can't take log of %g", value); |
a0d0e21e LW |
1251 | value = log(value); |
1252 | XPUSHn(value); | |
1253 | RETURN; | |
1254 | } | |
79072805 LW |
1255 | } |
1256 | ||
1257 | PP(pp_sqrt) | |
1258 | { | |
a0d0e21e LW |
1259 | dSP; dTARGET; tryAMAGICun(sqrt); |
1260 | { | |
1261 | double value; | |
1262 | value = POPn; | |
1263 | if (value < 0.0) | |
2304df62 | 1264 | DIE("Can't take sqrt of %g", value); |
a0d0e21e LW |
1265 | value = sqrt(value); |
1266 | XPUSHn(value); | |
1267 | RETURN; | |
1268 | } | |
79072805 LW |
1269 | } |
1270 | ||
1271 | PP(pp_int) | |
1272 | { | |
1273 | dSP; dTARGET; | |
1274 | double value; | |
a0d0e21e | 1275 | value = POPn; |
79072805 LW |
1276 | if (value >= 0.0) |
1277 | (void)modf(value, &value); | |
1278 | else { | |
1279 | (void)modf(-value, &value); | |
1280 | value = -value; | |
1281 | } | |
1282 | XPUSHn(value); | |
1283 | RETURN; | |
1284 | } | |
1285 | ||
463ee0b2 LW |
1286 | PP(pp_abs) |
1287 | { | |
a0d0e21e LW |
1288 | dSP; dTARGET; tryAMAGICun(abs); |
1289 | { | |
1290 | double value; | |
1291 | value = POPn; | |
463ee0b2 | 1292 | |
a0d0e21e | 1293 | if (value < 0.0) |
463ee0b2 LW |
1294 | value = -value; |
1295 | ||
a0d0e21e LW |
1296 | XPUSHn(value); |
1297 | RETURN; | |
1298 | } | |
463ee0b2 LW |
1299 | } |
1300 | ||
79072805 LW |
1301 | PP(pp_hex) |
1302 | { | |
1303 | dSP; dTARGET; | |
1304 | char *tmps; | |
1305 | I32 argtype; | |
1306 | ||
a0d0e21e | 1307 | tmps = POPp; |
79072805 LW |
1308 | XPUSHi( scan_hex(tmps, 99, &argtype) ); |
1309 | RETURN; | |
1310 | } | |
1311 | ||
1312 | PP(pp_oct) | |
1313 | { | |
1314 | dSP; dTARGET; | |
1315 | I32 value; | |
1316 | I32 argtype; | |
1317 | char *tmps; | |
1318 | ||
a0d0e21e | 1319 | tmps = POPp; |
79072805 LW |
1320 | while (*tmps && (isSPACE(*tmps) || *tmps == '0')) |
1321 | tmps++; | |
1322 | if (*tmps == 'x') | |
1323 | value = (I32)scan_hex(++tmps, 99, &argtype); | |
1324 | else | |
1325 | value = (I32)scan_oct(tmps, 99, &argtype); | |
1326 | XPUSHi(value); | |
1327 | RETURN; | |
1328 | } | |
1329 | ||
1330 | /* String stuff. */ | |
1331 | ||
1332 | PP(pp_length) | |
1333 | { | |
1334 | dSP; dTARGET; | |
a0d0e21e | 1335 | SETi( sv_len(TOPs) ); |
79072805 LW |
1336 | RETURN; |
1337 | } | |
1338 | ||
1339 | PP(pp_substr) | |
1340 | { | |
1341 | dSP; dTARGET; | |
1342 | SV *sv; | |
1343 | I32 len; | |
463ee0b2 | 1344 | STRLEN curlen; |
79072805 LW |
1345 | I32 pos; |
1346 | I32 rem; | |
a0d0e21e | 1347 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1348 | char *tmps; |
a0d0e21e | 1349 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1350 | |
1351 | if (MAXARG > 2) | |
1352 | len = POPi; | |
1353 | pos = POPi - arybase; | |
1354 | sv = POPs; | |
a0d0e21e | 1355 | tmps = SvPV(sv, curlen); |
79072805 LW |
1356 | if (pos < 0) |
1357 | pos += curlen + arybase; | |
2304df62 | 1358 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1359 | if (dowarn || lvalue) |
2304df62 AD |
1360 | warn("substr outside of string"); |
1361 | RETPUSHUNDEF; | |
1362 | } | |
79072805 LW |
1363 | else { |
1364 | if (MAXARG < 3) | |
1365 | len = curlen; | |
a0d0e21e | 1366 | else if (len < 0) { |
748a9306 | 1367 | len += curlen - pos; |
a0d0e21e LW |
1368 | if (len < 0) |
1369 | len = 0; | |
1370 | } | |
79072805 LW |
1371 | tmps += pos; |
1372 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1373 | if (rem > len) | |
1374 | rem = len; | |
1375 | sv_setpvn(TARG, tmps, rem); | |
1376 | if (lvalue) { /* it's an lvalue! */ | |
748a9306 | 1377 | (void)SvPOK_only(sv); |
a0d0e21e LW |
1378 | if (SvTYPE(TARG) < SVt_PVLV) { |
1379 | sv_upgrade(TARG, SVt_PVLV); | |
1380 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1381 | } |
a0d0e21e | 1382 | |
79072805 LW |
1383 | LvTYPE(TARG) = 's'; |
1384 | LvTARG(TARG) = sv; | |
a0d0e21e | 1385 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1386 | LvTARGLEN(TARG) = rem; |
1387 | } | |
1388 | } | |
1389 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1390 | RETURN; | |
1391 | } | |
1392 | ||
1393 | PP(pp_vec) | |
1394 | { | |
1395 | dSP; dTARGET; | |
1396 | register I32 size = POPi; | |
1397 | register I32 offset = POPi; | |
1398 | register SV *src = POPs; | |
a0d0e21e | 1399 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1400 | STRLEN srclen; |
1401 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1402 | unsigned long retnum; |
1403 | I32 len; | |
1404 | ||
1405 | offset *= size; /* turn into bit offset */ | |
1406 | len = (offset + size + 7) / 8; | |
1407 | if (offset < 0 || size < 1) | |
1408 | retnum = 0; | |
79072805 | 1409 | else { |
a0d0e21e LW |
1410 | if (lvalue) { /* it's an lvalue! */ |
1411 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1412 | sv_upgrade(TARG, SVt_PVLV); | |
1413 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1414 | } | |
1415 | ||
1416 | LvTYPE(TARG) = 'v'; | |
1417 | LvTARG(TARG) = src; | |
1418 | LvTARGOFF(TARG) = offset; | |
1419 | LvTARGLEN(TARG) = size; | |
1420 | } | |
93a17b20 | 1421 | if (len > srclen) { |
a0d0e21e LW |
1422 | if (size <= 8) |
1423 | retnum = 0; | |
1424 | else { | |
1425 | offset >>= 3; | |
748a9306 LW |
1426 | if (size == 16) { |
1427 | if (offset >= srclen) | |
1428 | retnum = 0; | |
a0d0e21e | 1429 | else |
748a9306 LW |
1430 | retnum = (unsigned long) s[offset] << 8; |
1431 | } | |
1432 | else if (size == 32) { | |
1433 | if (offset >= srclen) | |
1434 | retnum = 0; | |
1435 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1436 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1437 | else if (offset + 2 >= srclen) |
1438 | retnum = ((unsigned long) s[offset] << 24) + | |
1439 | ((unsigned long) s[offset + 1] << 16); | |
1440 | else | |
1441 | retnum = ((unsigned long) s[offset] << 24) + | |
1442 | ((unsigned long) s[offset + 1] << 16) + | |
1443 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1444 | } |
1445 | } | |
79072805 | 1446 | } |
a0d0e21e | 1447 | else if (size < 8) |
79072805 LW |
1448 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1449 | else { | |
1450 | offset >>= 3; | |
1451 | if (size == 8) | |
1452 | retnum = s[offset]; | |
1453 | else if (size == 16) | |
1454 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1455 | else if (size == 32) | |
1456 | retnum = ((unsigned long) s[offset] << 24) + | |
1457 | ((unsigned long) s[offset + 1] << 16) + | |
1458 | (s[offset + 2] << 8) + s[offset+3]; | |
1459 | } | |
79072805 LW |
1460 | } |
1461 | ||
1462 | sv_setiv(TARG, (I32)retnum); | |
1463 | PUSHs(TARG); | |
1464 | RETURN; | |
1465 | } | |
1466 | ||
1467 | PP(pp_index) | |
1468 | { | |
1469 | dSP; dTARGET; | |
1470 | SV *big; | |
1471 | SV *little; | |
1472 | I32 offset; | |
1473 | I32 retval; | |
1474 | char *tmps; | |
1475 | char *tmps2; | |
463ee0b2 | 1476 | STRLEN biglen; |
a0d0e21e | 1477 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1478 | |
1479 | if (MAXARG < 3) | |
1480 | offset = 0; | |
1481 | else | |
1482 | offset = POPi - arybase; | |
1483 | little = POPs; | |
1484 | big = POPs; | |
463ee0b2 | 1485 | tmps = SvPV(big, biglen); |
79072805 LW |
1486 | if (offset < 0) |
1487 | offset = 0; | |
93a17b20 LW |
1488 | else if (offset > biglen) |
1489 | offset = biglen; | |
79072805 | 1490 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1491 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1492 | retval = -1 + arybase; |
1493 | else | |
1494 | retval = tmps2 - tmps + arybase; | |
1495 | PUSHi(retval); | |
1496 | RETURN; | |
1497 | } | |
1498 | ||
1499 | PP(pp_rindex) | |
1500 | { | |
1501 | dSP; dTARGET; | |
1502 | SV *big; | |
1503 | SV *little; | |
463ee0b2 LW |
1504 | STRLEN blen; |
1505 | STRLEN llen; | |
79072805 LW |
1506 | SV *offstr; |
1507 | I32 offset; | |
1508 | I32 retval; | |
1509 | char *tmps; | |
1510 | char *tmps2; | |
a0d0e21e | 1511 | I32 arybase = curcop->cop_arybase; |
79072805 | 1512 | |
a0d0e21e | 1513 | if (MAXARG >= 3) |
79072805 LW |
1514 | offstr = POPs; |
1515 | little = POPs; | |
1516 | big = POPs; | |
463ee0b2 LW |
1517 | tmps2 = SvPV(little, llen); |
1518 | tmps = SvPV(big, blen); | |
79072805 | 1519 | if (MAXARG < 3) |
463ee0b2 | 1520 | offset = blen; |
79072805 | 1521 | else |
463ee0b2 | 1522 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1523 | if (offset < 0) |
1524 | offset = 0; | |
463ee0b2 LW |
1525 | else if (offset > blen) |
1526 | offset = blen; | |
79072805 | 1527 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1528 | tmps2, tmps2 + llen))) |
79072805 LW |
1529 | retval = -1 + arybase; |
1530 | else | |
1531 | retval = tmps2 - tmps + arybase; | |
1532 | PUSHi(retval); | |
1533 | RETURN; | |
1534 | } | |
1535 | ||
1536 | PP(pp_sprintf) | |
1537 | { | |
1538 | dSP; dMARK; dORIGMARK; dTARGET; | |
1539 | do_sprintf(TARG, SP-MARK, MARK+1); | |
1540 | SP = ORIGMARK; | |
1541 | PUSHTARG; | |
1542 | RETURN; | |
1543 | } | |
1544 | ||
79072805 LW |
1545 | PP(pp_ord) |
1546 | { | |
1547 | dSP; dTARGET; | |
1548 | I32 value; | |
1549 | char *tmps; | |
79072805 | 1550 | |
79072805 | 1551 | #ifndef I286 |
a0d0e21e | 1552 | tmps = POPp; |
79072805 LW |
1553 | value = (I32) (*tmps & 255); |
1554 | #else | |
a0d0e21e LW |
1555 | I32 anum; |
1556 | tmps = POPp; | |
79072805 LW |
1557 | anum = (I32) *tmps; |
1558 | value = (I32) (anum & 255); | |
1559 | #endif | |
1560 | XPUSHi(value); | |
1561 | RETURN; | |
1562 | } | |
1563 | ||
463ee0b2 LW |
1564 | PP(pp_chr) |
1565 | { | |
1566 | dSP; dTARGET; | |
1567 | char *tmps; | |
1568 | ||
748a9306 LW |
1569 | (void)SvUPGRADE(TARG,SVt_PV); |
1570 | SvGROW(TARG,2); | |
463ee0b2 LW |
1571 | SvCUR_set(TARG, 1); |
1572 | tmps = SvPVX(TARG); | |
748a9306 LW |
1573 | *tmps++ = POPi; |
1574 | *tmps = '\0'; | |
a0d0e21e | 1575 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1576 | XPUSHs(TARG); |
1577 | RETURN; | |
1578 | } | |
1579 | ||
79072805 LW |
1580 | PP(pp_crypt) |
1581 | { | |
1582 | dSP; dTARGET; dPOPTOPssrl; | |
1583 | #ifdef HAS_CRYPT | |
a0d0e21e | 1584 | char *tmps = SvPV(left, na); |
79072805 | 1585 | #ifdef FCRYPT |
a0d0e21e | 1586 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1587 | #else |
a0d0e21e | 1588 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1589 | #endif |
1590 | #else | |
1591 | DIE( | |
1592 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1593 | #endif | |
1594 | SETs(TARG); | |
1595 | RETURN; | |
1596 | } | |
1597 | ||
1598 | PP(pp_ucfirst) | |
1599 | { | |
1600 | dSP; | |
1601 | SV *sv = TOPs; | |
1602 | register char *s; | |
1603 | ||
ed6116ce | 1604 | if (!SvPADTMP(sv)) { |
79072805 LW |
1605 | dTARGET; |
1606 | sv_setsv(TARG, sv); | |
1607 | sv = TARG; | |
1608 | SETs(sv); | |
1609 | } | |
a0d0e21e LW |
1610 | s = SvPV_force(sv, na); |
1611 | if (isLOWER(*s)) | |
1612 | *s = toUPPER(*s); | |
79072805 LW |
1613 | |
1614 | RETURN; | |
1615 | } | |
1616 | ||
1617 | PP(pp_lcfirst) | |
1618 | { | |
1619 | dSP; | |
1620 | SV *sv = TOPs; | |
1621 | register char *s; | |
1622 | ||
ed6116ce | 1623 | if (!SvPADTMP(sv)) { |
79072805 LW |
1624 | dTARGET; |
1625 | sv_setsv(TARG, sv); | |
1626 | sv = TARG; | |
1627 | SETs(sv); | |
1628 | } | |
a0d0e21e LW |
1629 | s = SvPV_force(sv, na); |
1630 | if (isUPPER(*s)) | |
1631 | *s = toLOWER(*s); | |
79072805 LW |
1632 | |
1633 | SETs(sv); | |
1634 | RETURN; | |
1635 | } | |
1636 | ||
1637 | PP(pp_uc) | |
1638 | { | |
1639 | dSP; | |
1640 | SV *sv = TOPs; | |
1641 | register char *s; | |
1642 | register char *send; | |
463ee0b2 | 1643 | STRLEN len; |
79072805 | 1644 | |
ed6116ce | 1645 | if (!SvPADTMP(sv)) { |
79072805 LW |
1646 | dTARGET; |
1647 | sv_setsv(TARG, sv); | |
1648 | sv = TARG; | |
1649 | SETs(sv); | |
1650 | } | |
a0d0e21e | 1651 | s = SvPV_force(sv, len); |
463ee0b2 | 1652 | send = s + len; |
79072805 | 1653 | while (s < send) { |
a0d0e21e LW |
1654 | if (isLOWER(*s)) |
1655 | *s = toUPPER(*s); | |
79072805 LW |
1656 | s++; |
1657 | } | |
1658 | RETURN; | |
1659 | } | |
1660 | ||
1661 | PP(pp_lc) | |
1662 | { | |
1663 | dSP; | |
1664 | SV *sv = TOPs; | |
1665 | register char *s; | |
1666 | register char *send; | |
463ee0b2 | 1667 | STRLEN len; |
79072805 | 1668 | |
ed6116ce | 1669 | if (!SvPADTMP(sv)) { |
79072805 LW |
1670 | dTARGET; |
1671 | sv_setsv(TARG, sv); | |
1672 | sv = TARG; | |
1673 | SETs(sv); | |
1674 | } | |
a0d0e21e | 1675 | s = SvPV_force(sv, len); |
463ee0b2 | 1676 | send = s + len; |
79072805 | 1677 | while (s < send) { |
a0d0e21e LW |
1678 | if (isUPPER(*s)) |
1679 | *s = toLOWER(*s); | |
79072805 LW |
1680 | s++; |
1681 | } | |
1682 | RETURN; | |
1683 | } | |
1684 | ||
a0d0e21e | 1685 | PP(pp_quotemeta) |
79072805 | 1686 | { |
a0d0e21e LW |
1687 | dSP; dTARGET; |
1688 | SV *sv = TOPs; | |
1689 | STRLEN len; | |
1690 | register char *s = SvPV(sv,len); | |
1691 | register char *d; | |
79072805 | 1692 | |
a0d0e21e LW |
1693 | if (len) { |
1694 | (void)SvUPGRADE(TARG, SVt_PV); | |
1695 | SvGROW(TARG, len * 2); | |
1696 | d = SvPVX(TARG); | |
1697 | while (len--) { | |
1698 | if (!isALNUM(*s)) | |
1699 | *d++ = '\\'; | |
1700 | *d++ = *s++; | |
79072805 | 1701 | } |
a0d0e21e LW |
1702 | *d = '\0'; |
1703 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1704 | (void)SvPOK_only(TARG); | |
79072805 | 1705 | } |
a0d0e21e LW |
1706 | else |
1707 | sv_setpvn(TARG, s, len); | |
1708 | SETs(TARG); | |
79072805 LW |
1709 | RETURN; |
1710 | } | |
1711 | ||
a0d0e21e | 1712 | /* Arrays. */ |
79072805 | 1713 | |
a0d0e21e | 1714 | PP(pp_aslice) |
79072805 | 1715 | { |
a0d0e21e LW |
1716 | dSP; dMARK; dORIGMARK; |
1717 | register SV** svp; | |
1718 | register AV* av = (AV*)POPs; | |
1719 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
1720 | I32 arybase = curcop->cop_arybase; |
1721 | I32 elem; | |
79072805 | 1722 | |
a0d0e21e | 1723 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
1724 | if (lval && op->op_private & OPpLVAL_INTRO) { |
1725 | I32 max = -1; | |
1726 | for (svp = mark + 1; svp <= sp; svp++) { | |
1727 | elem = SvIVx(*svp); | |
1728 | if (elem > max) | |
1729 | max = elem; | |
1730 | } | |
1731 | if (max > AvMAX(av)) | |
1732 | av_extend(av, max); | |
1733 | } | |
a0d0e21e | 1734 | while (++MARK <= SP) { |
748a9306 | 1735 | elem = SvIVx(*MARK); |
a0d0e21e | 1736 | |
748a9306 LW |
1737 | if (elem > 0) |
1738 | elem -= arybase; | |
a0d0e21e LW |
1739 | svp = av_fetch(av, elem, lval); |
1740 | if (lval) { | |
1741 | if (!svp || *svp == &sv_undef) | |
1742 | DIE(no_aelem, elem); | |
1743 | if (op->op_private & OPpLVAL_INTRO) | |
1744 | save_svref(svp); | |
79072805 | 1745 | } |
a0d0e21e | 1746 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1747 | } |
1748 | } | |
748a9306 | 1749 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
1750 | MARK = ORIGMARK; |
1751 | *++MARK = *SP; | |
1752 | SP = MARK; | |
1753 | } | |
79072805 LW |
1754 | RETURN; |
1755 | } | |
1756 | ||
1757 | /* Associative arrays. */ | |
1758 | ||
1759 | PP(pp_each) | |
1760 | { | |
1761 | dSP; dTARGET; | |
1762 | HV *hash = (HV*)POPs; | |
1763 | HE *entry = hv_iternext(hash); | |
1764 | I32 i; | |
1765 | char *tmps; | |
1766 | ||
79072805 LW |
1767 | EXTEND(SP, 2); |
1768 | if (entry) { | |
8990e307 LW |
1769 | tmps = hv_iterkey(entry, &i); |
1770 | if (!i) | |
1771 | tmps = ""; | |
1772 | PUSHs(sv_2mortal(newSVpv(tmps, i))); | |
79072805 | 1773 | if (GIMME == G_ARRAY) { |
8990e307 LW |
1774 | sv_setsv(TARG, hv_iterval(hash, entry)); |
1775 | PUSHs(TARG); | |
79072805 | 1776 | } |
79072805 LW |
1777 | } |
1778 | else if (GIMME == G_SCALAR) | |
1779 | RETPUSHUNDEF; | |
1780 | ||
1781 | RETURN; | |
1782 | } | |
1783 | ||
1784 | PP(pp_values) | |
1785 | { | |
1786 | return do_kv(ARGS); | |
1787 | } | |
1788 | ||
1789 | PP(pp_keys) | |
1790 | { | |
1791 | return do_kv(ARGS); | |
1792 | } | |
1793 | ||
1794 | PP(pp_delete) | |
1795 | { | |
1796 | dSP; | |
1797 | SV *sv; | |
1798 | SV *tmpsv = POPs; | |
1799 | HV *hv = (HV*)POPs; | |
1800 | char *tmps; | |
463ee0b2 | 1801 | STRLEN len; |
a0d0e21e LW |
1802 | if (SvTYPE(hv) != SVt_PVHV) { |
1803 | DIE("Not a HASH reference"); | |
79072805 | 1804 | } |
463ee0b2 | 1805 | tmps = SvPV(tmpsv, len); |
748a9306 LW |
1806 | sv = hv_delete(hv, tmps, len, |
1807 | op->op_private & OPpLEAVE_VOID ? G_DISCARD : 0); | |
79072805 LW |
1808 | if (!sv) |
1809 | RETPUSHUNDEF; | |
1810 | PUSHs(sv); | |
1811 | RETURN; | |
1812 | } | |
1813 | ||
a0d0e21e | 1814 | PP(pp_exists) |
79072805 | 1815 | { |
a0d0e21e LW |
1816 | dSP; |
1817 | SV *tmpsv = POPs; | |
1818 | HV *hv = (HV*)POPs; | |
1819 | char *tmps; | |
1820 | STRLEN len; | |
1821 | if (SvTYPE(hv) != SVt_PVHV) { | |
1822 | DIE("Not a HASH reference"); | |
1823 | } | |
1824 | tmps = SvPV(tmpsv, len); | |
1825 | if (hv_exists(hv, tmps, len)) | |
1826 | RETPUSHYES; | |
1827 | RETPUSHNO; | |
1828 | } | |
79072805 | 1829 | |
a0d0e21e LW |
1830 | PP(pp_hslice) |
1831 | { | |
1832 | dSP; dMARK; dORIGMARK; | |
1833 | register SV **svp; | |
1834 | register HV *hv = (HV*)POPs; | |
1835 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 1836 | |
a0d0e21e LW |
1837 | if (SvTYPE(hv) == SVt_PVHV) { |
1838 | while (++MARK <= SP) { | |
1839 | STRLEN keylen; | |
1840 | char *key = SvPV(*MARK, keylen); | |
79072805 | 1841 | |
a0d0e21e LW |
1842 | svp = hv_fetch(hv, key, keylen, lval); |
1843 | if (lval) { | |
1844 | if (!svp || *svp == &sv_undef) | |
1845 | DIE(no_helem, key); | |
1846 | if (op->op_private & OPpLVAL_INTRO) | |
1847 | save_svref(svp); | |
93a17b20 | 1848 | } |
a0d0e21e | 1849 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1850 | } |
1851 | } | |
a0d0e21e LW |
1852 | if (GIMME != G_ARRAY) { |
1853 | MARK = ORIGMARK; | |
1854 | *++MARK = *SP; | |
1855 | SP = MARK; | |
79072805 | 1856 | } |
a0d0e21e LW |
1857 | RETURN; |
1858 | } | |
1859 | ||
1860 | /* List operators. */ | |
1861 | ||
1862 | PP(pp_list) | |
1863 | { | |
1864 | dSP; dMARK; | |
1865 | if (GIMME != G_ARRAY) { | |
1866 | if (++MARK <= SP) | |
1867 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 1868 | else |
a0d0e21e LW |
1869 | *MARK = &sv_undef; |
1870 | SP = MARK; | |
79072805 | 1871 | } |
a0d0e21e | 1872 | RETURN; |
79072805 LW |
1873 | } |
1874 | ||
a0d0e21e | 1875 | PP(pp_lslice) |
79072805 LW |
1876 | { |
1877 | dSP; | |
a0d0e21e LW |
1878 | SV **lastrelem = stack_sp; |
1879 | SV **lastlelem = stack_base + POPMARK; | |
1880 | SV **firstlelem = stack_base + POPMARK + 1; | |
1881 | register SV **firstrelem = lastlelem + 1; | |
1882 | I32 arybase = curcop->cop_arybase; | |
79072805 | 1883 | |
a0d0e21e LW |
1884 | register I32 max = lastrelem - lastlelem; |
1885 | register SV **lelem; | |
1886 | register I32 ix; | |
1887 | ||
1888 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
1889 | ix = SvIVx(*lastlelem); |
1890 | if (ix < 0) | |
1891 | ix += max; | |
1892 | else | |
1893 | ix -= arybase; | |
a0d0e21e LW |
1894 | if (ix < 0 || ix >= max) |
1895 | *firstlelem = &sv_undef; | |
1896 | else | |
1897 | *firstlelem = firstrelem[ix]; | |
1898 | SP = firstlelem; | |
1899 | RETURN; | |
1900 | } | |
1901 | ||
1902 | if (max == 0) { | |
1903 | SP = firstlelem - 1; | |
1904 | RETURN; | |
1905 | } | |
1906 | ||
1907 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 1908 | ix = SvIVx(*lelem); |
a0d0e21e LW |
1909 | if (ix < 0) { |
1910 | ix += max; | |
1911 | if (ix < 0) | |
1912 | *lelem = &sv_undef; | |
1913 | else if (!(*lelem = firstrelem[ix])) | |
1914 | *lelem = &sv_undef; | |
79072805 | 1915 | } |
748a9306 LW |
1916 | else { |
1917 | ix -= arybase; | |
1918 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
1919 | *lelem = &sv_undef; | |
1920 | } | |
79072805 | 1921 | } |
a0d0e21e | 1922 | SP = lastlelem; |
79072805 LW |
1923 | RETURN; |
1924 | } | |
1925 | ||
a0d0e21e LW |
1926 | PP(pp_anonlist) |
1927 | { | |
1928 | dSP; dMARK; | |
1929 | I32 items = SP - MARK; | |
1930 | SP = MARK; | |
1931 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
1932 | RETURN; | |
1933 | } | |
1934 | ||
1935 | PP(pp_anonhash) | |
79072805 LW |
1936 | { |
1937 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
1938 | STRLEN len; |
1939 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); | |
1940 | ||
1941 | while (MARK < SP) { | |
1942 | SV* key = *++MARK; | |
1943 | char *tmps; | |
1944 | SV *val = NEWSV(46, 0); | |
1945 | if (MARK < SP) | |
1946 | sv_setsv(val, *++MARK); | |
1947 | else | |
1948 | warn("Odd number of elements in hash list"); | |
1949 | tmps = SvPV(key,len); | |
1950 | (void)hv_store(hv,tmps,len,val,0); | |
79072805 | 1951 | } |
a0d0e21e LW |
1952 | SP = ORIGMARK; |
1953 | XPUSHs((SV*)hv); | |
79072805 LW |
1954 | RETURN; |
1955 | } | |
1956 | ||
a0d0e21e | 1957 | PP(pp_splice) |
79072805 | 1958 | { |
a0d0e21e LW |
1959 | dSP; dMARK; dORIGMARK; |
1960 | register AV *ary = (AV*)*++MARK; | |
1961 | register SV **src; | |
1962 | register SV **dst; | |
1963 | register I32 i; | |
1964 | register I32 offset; | |
1965 | register I32 length; | |
1966 | I32 newlen; | |
1967 | I32 after; | |
1968 | I32 diff; | |
1969 | SV **tmparyval = 0; | |
79072805 | 1970 | |
a0d0e21e | 1971 | SP++; |
79072805 | 1972 | |
a0d0e21e LW |
1973 | if (++MARK < SP) { |
1974 | offset = SvIVx(*MARK); | |
1975 | if (offset < 0) | |
1976 | offset += AvFILL(ary) + 1; | |
1977 | else | |
1978 | offset -= curcop->cop_arybase; | |
1979 | if (++MARK < SP) { | |
1980 | length = SvIVx(*MARK++); | |
1981 | if (length < 0) | |
1982 | length = 0; | |
79072805 LW |
1983 | } |
1984 | else | |
a0d0e21e | 1985 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 1986 | } |
a0d0e21e LW |
1987 | else { |
1988 | offset = 0; | |
1989 | length = AvMAX(ary) + 1; | |
1990 | } | |
1991 | if (offset < 0) { | |
1992 | length += offset; | |
1993 | offset = 0; | |
1994 | if (length < 0) | |
1995 | length = 0; | |
1996 | } | |
1997 | if (offset > AvFILL(ary) + 1) | |
1998 | offset = AvFILL(ary) + 1; | |
1999 | after = AvFILL(ary) + 1 - (offset + length); | |
2000 | if (after < 0) { /* not that much array */ | |
2001 | length += after; /* offset+length now in array */ | |
2002 | after = 0; | |
2003 | if (!AvALLOC(ary)) | |
2004 | av_extend(ary, 0); | |
2005 | } | |
2006 | ||
2007 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2008 | ||
2009 | newlen = SP - MARK; | |
2010 | diff = newlen - length; | |
2011 | ||
2012 | if (diff < 0) { /* shrinking the area */ | |
2013 | if (newlen) { | |
2014 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2015 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2016 | } |
a0d0e21e LW |
2017 | |
2018 | MARK = ORIGMARK + 1; | |
2019 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2020 | MEXTEND(MARK, length); | |
2021 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2022 | if (AvREAL(ary)) { | |
2023 | for (i = length, dst = MARK; i; i--) | |
2024 | sv_2mortal(*dst++); /* free them eventualy */ | |
2025 | } | |
2026 | MARK += length - 1; | |
79072805 | 2027 | } |
a0d0e21e LW |
2028 | else { |
2029 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2030 | if (AvREAL(ary)) { | |
2031 | sv_2mortal(*MARK); | |
2032 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) | |
2033 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2034 | } |
a0d0e21e LW |
2035 | } |
2036 | AvFILL(ary) += diff; | |
2037 | ||
2038 | /* pull up or down? */ | |
2039 | ||
2040 | if (offset < after) { /* easier to pull up */ | |
2041 | if (offset) { /* esp. if nothing to pull */ | |
2042 | src = &AvARRAY(ary)[offset-1]; | |
2043 | dst = src - diff; /* diff is negative */ | |
2044 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2045 | *dst-- = *src--; | |
79072805 | 2046 | } |
a0d0e21e LW |
2047 | dst = AvARRAY(ary); |
2048 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2049 | AvMAX(ary) += diff; | |
2050 | } | |
2051 | else { | |
2052 | if (after) { /* anything to pull down? */ | |
2053 | src = AvARRAY(ary) + offset + length; | |
2054 | dst = src + diff; /* diff is negative */ | |
2055 | Move(src, dst, after, SV*); | |
79072805 | 2056 | } |
a0d0e21e LW |
2057 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2058 | /* avoid later double free */ | |
2059 | } | |
2060 | i = -diff; | |
2061 | while (i) | |
2062 | dst[--i] = &sv_undef; | |
2063 | ||
2064 | if (newlen) { | |
2065 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2066 | newlen; newlen--) { | |
2067 | *dst = NEWSV(46, 0); | |
2068 | sv_setsv(*dst++, *src++); | |
79072805 | 2069 | } |
a0d0e21e LW |
2070 | Safefree(tmparyval); |
2071 | } | |
2072 | } | |
2073 | else { /* no, expanding (or same) */ | |
2074 | if (length) { | |
2075 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2076 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2077 | } | |
2078 | ||
2079 | if (diff > 0) { /* expanding */ | |
2080 | ||
2081 | /* push up or down? */ | |
2082 | ||
2083 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2084 | if (offset) { | |
2085 | src = AvARRAY(ary); | |
2086 | dst = src - diff; | |
2087 | Move(src, dst, offset, SV*); | |
79072805 | 2088 | } |
a0d0e21e LW |
2089 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2090 | AvMAX(ary) += diff; | |
2091 | AvFILL(ary) += diff; | |
79072805 LW |
2092 | } |
2093 | else { | |
a0d0e21e LW |
2094 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2095 | av_extend(ary, AvFILL(ary) + diff); | |
2096 | AvFILL(ary) += diff; | |
2097 | ||
2098 | if (after) { | |
2099 | dst = AvARRAY(ary) + AvFILL(ary); | |
2100 | src = dst - diff; | |
2101 | for (i = after; i; i--) { | |
2102 | *dst-- = *src--; | |
2103 | } | |
79072805 LW |
2104 | } |
2105 | } | |
a0d0e21e LW |
2106 | } |
2107 | ||
2108 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2109 | *dst = NEWSV(46, 0); | |
2110 | sv_setsv(*dst++, *src++); | |
2111 | } | |
2112 | MARK = ORIGMARK + 1; | |
2113 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2114 | if (length) { | |
2115 | Copy(tmparyval, MARK, length, SV*); | |
2116 | if (AvREAL(ary)) { | |
2117 | for (i = length, dst = MARK; i; i--) | |
2118 | sv_2mortal(*dst++); /* free them eventualy */ | |
79072805 | 2119 | } |
a0d0e21e | 2120 | Safefree(tmparyval); |
79072805 | 2121 | } |
a0d0e21e LW |
2122 | MARK += length - 1; |
2123 | } | |
2124 | else if (length--) { | |
2125 | *MARK = tmparyval[length]; | |
2126 | if (AvREAL(ary)) { | |
2127 | sv_2mortal(*MARK); | |
2128 | while (length-- > 0) | |
2129 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2130 | } |
a0d0e21e | 2131 | Safefree(tmparyval); |
79072805 | 2132 | } |
a0d0e21e LW |
2133 | else |
2134 | *MARK = &sv_undef; | |
79072805 | 2135 | } |
a0d0e21e | 2136 | SP = MARK; |
79072805 LW |
2137 | RETURN; |
2138 | } | |
2139 | ||
a0d0e21e | 2140 | PP(pp_push) |
79072805 LW |
2141 | { |
2142 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2143 | register AV *ary = (AV*)*++MARK; |
2144 | register SV *sv = &sv_undef; | |
79072805 | 2145 | |
a0d0e21e LW |
2146 | for (++MARK; MARK <= SP; MARK++) { |
2147 | sv = NEWSV(51, 0); | |
2148 | if (*MARK) | |
2149 | sv_setsv(sv, *MARK); | |
2150 | av_push(ary, sv); | |
79072805 LW |
2151 | } |
2152 | SP = ORIGMARK; | |
a0d0e21e | 2153 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2154 | RETURN; |
2155 | } | |
2156 | ||
a0d0e21e | 2157 | PP(pp_pop) |
79072805 LW |
2158 | { |
2159 | dSP; | |
a0d0e21e LW |
2160 | AV *av = (AV*)POPs; |
2161 | SV *sv = av_pop(av); | |
2162 | if (sv != &sv_undef && AvREAL(av)) | |
2163 | (void)sv_2mortal(sv); | |
2164 | PUSHs(sv); | |
79072805 | 2165 | RETURN; |
79072805 LW |
2166 | } |
2167 | ||
a0d0e21e | 2168 | PP(pp_shift) |
79072805 LW |
2169 | { |
2170 | dSP; | |
a0d0e21e LW |
2171 | AV *av = (AV*)POPs; |
2172 | SV *sv = av_shift(av); | |
79072805 | 2173 | EXTEND(SP, 1); |
a0d0e21e | 2174 | if (!sv) |
79072805 | 2175 | RETPUSHUNDEF; |
a0d0e21e LW |
2176 | if (sv != &sv_undef && AvREAL(av)) |
2177 | (void)sv_2mortal(sv); | |
2178 | PUSHs(sv); | |
79072805 | 2179 | RETURN; |
79072805 LW |
2180 | } |
2181 | ||
a0d0e21e | 2182 | PP(pp_unshift) |
79072805 | 2183 | { |
a0d0e21e LW |
2184 | dSP; dMARK; dORIGMARK; dTARGET; |
2185 | register AV *ary = (AV*)*++MARK; | |
2186 | register SV *sv; | |
2187 | register I32 i = 0; | |
79072805 | 2188 | |
a0d0e21e LW |
2189 | av_unshift(ary, SP - MARK); |
2190 | while (MARK < SP) { | |
2191 | sv = NEWSV(27, 0); | |
2192 | sv_setsv(sv, *++MARK); | |
2193 | (void)av_store(ary, i++, sv); | |
79072805 | 2194 | } |
79072805 | 2195 | |
a0d0e21e LW |
2196 | SP = ORIGMARK; |
2197 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2198 | RETURN; |
79072805 LW |
2199 | } |
2200 | ||
a0d0e21e | 2201 | PP(pp_reverse) |
79072805 | 2202 | { |
a0d0e21e LW |
2203 | dSP; dMARK; |
2204 | register SV *tmp; | |
2205 | SV **oldsp = SP; | |
79072805 | 2206 | |
a0d0e21e LW |
2207 | if (GIMME == G_ARRAY) { |
2208 | MARK++; | |
2209 | while (MARK < SP) { | |
2210 | tmp = *MARK; | |
2211 | *MARK++ = *SP; | |
2212 | *SP-- = tmp; | |
2213 | } | |
2214 | SP = oldsp; | |
79072805 LW |
2215 | } |
2216 | else { | |
a0d0e21e LW |
2217 | register char *up; |
2218 | register char *down; | |
2219 | register I32 tmp; | |
2220 | dTARGET; | |
2221 | STRLEN len; | |
79072805 | 2222 | |
a0d0e21e LW |
2223 | if (SP - MARK > 1) |
2224 | do_join(TARG, &sv_no, MARK, SP); | |
2225 | else | |
2226 | sv_setsv(TARG, *SP); | |
2227 | up = SvPV_force(TARG, len); | |
2228 | if (len > 1) { | |
2229 | down = SvPVX(TARG) + len - 1; | |
2230 | while (down > up) { | |
2231 | tmp = *up; | |
2232 | *up++ = *down; | |
2233 | *down-- = tmp; | |
2234 | } | |
2235 | (void)SvPOK_only(TARG); | |
79072805 | 2236 | } |
a0d0e21e LW |
2237 | SP = MARK + 1; |
2238 | SETTARG; | |
79072805 | 2239 | } |
a0d0e21e | 2240 | RETURN; |
79072805 LW |
2241 | } |
2242 | ||
a0d0e21e LW |
2243 | /* Explosives and implosives. */ |
2244 | ||
2245 | PP(pp_unpack) | |
79072805 LW |
2246 | { |
2247 | dSP; | |
a0d0e21e | 2248 | dPOPPOPssrl; |
ed6116ce | 2249 | SV *sv; |
a0d0e21e LW |
2250 | STRLEN llen; |
2251 | STRLEN rlen; | |
2252 | register char *pat = SvPV(left, llen); | |
2253 | register char *s = SvPV(right, rlen); | |
2254 | char *strend = s + rlen; | |
2255 | char *strbeg = s; | |
2256 | register char *patend = pat + llen; | |
2257 | I32 datumtype; | |
2258 | register I32 len; | |
2259 | register I32 bits; | |
79072805 | 2260 | |
a0d0e21e LW |
2261 | /* These must not be in registers: */ |
2262 | I16 ashort; | |
2263 | int aint; | |
2264 | I32 along; | |
ecfc5424 AD |
2265 | #ifdef HAS_QUAD |
2266 | Quad_t aquad; | |
a0d0e21e LW |
2267 | #endif |
2268 | U16 aushort; | |
2269 | unsigned int auint; | |
2270 | U32 aulong; | |
ecfc5424 AD |
2271 | #ifdef HAS_QUAD |
2272 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2273 | #endif |
2274 | char *aptr; | |
2275 | float afloat; | |
2276 | double adouble; | |
2277 | I32 checksum = 0; | |
2278 | register U32 culong; | |
2279 | double cdouble; | |
2280 | static char* bitcount = 0; | |
79072805 | 2281 | |
a0d0e21e LW |
2282 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2283 | /*SUPPRESS 530*/ | |
2284 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2285 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2286 | patend++; |
2287 | while (isDIGIT(*patend) || *patend == '*') | |
2288 | patend++; | |
2289 | } | |
2290 | else | |
2291 | patend++; | |
79072805 | 2292 | } |
a0d0e21e LW |
2293 | while (pat < patend) { |
2294 | reparse: | |
2295 | datumtype = *pat++; | |
2296 | if (pat >= patend) | |
2297 | len = 1; | |
2298 | else if (*pat == '*') { | |
2299 | len = strend - strbeg; /* long enough */ | |
2300 | pat++; | |
2301 | } | |
2302 | else if (isDIGIT(*pat)) { | |
2303 | len = *pat++ - '0'; | |
2304 | while (isDIGIT(*pat)) | |
2305 | len = (len * 10) + (*pat++ - '0'); | |
2306 | } | |
2307 | else | |
2308 | len = (datumtype != '@'); | |
2309 | switch(datumtype) { | |
2310 | default: | |
2311 | break; | |
2312 | case '%': | |
2313 | if (len == 1 && pat[-1] != '1') | |
2314 | len = 16; | |
2315 | checksum = len; | |
2316 | culong = 0; | |
2317 | cdouble = 0; | |
2318 | if (pat < patend) | |
2319 | goto reparse; | |
2320 | break; | |
2321 | case '@': | |
2322 | if (len > strend - strbeg) | |
2323 | DIE("@ outside of string"); | |
2324 | s = strbeg + len; | |
2325 | break; | |
2326 | case 'X': | |
2327 | if (len > s - strbeg) | |
2328 | DIE("X outside of string"); | |
2329 | s -= len; | |
2330 | break; | |
2331 | case 'x': | |
2332 | if (len > strend - s) | |
2333 | DIE("x outside of string"); | |
2334 | s += len; | |
2335 | break; | |
2336 | case 'A': | |
2337 | case 'a': | |
2338 | if (len > strend - s) | |
2339 | len = strend - s; | |
2340 | if (checksum) | |
2341 | goto uchar_checksum; | |
2342 | sv = NEWSV(35, len); | |
2343 | sv_setpvn(sv, s, len); | |
2344 | s += len; | |
2345 | if (datumtype == 'A') { | |
2346 | aptr = s; /* borrow register */ | |
2347 | s = SvPVX(sv) + len - 1; | |
2348 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2349 | s--; | |
2350 | *++s = '\0'; | |
2351 | SvCUR_set(sv, s - SvPVX(sv)); | |
2352 | s = aptr; /* unborrow register */ | |
2353 | } | |
2354 | XPUSHs(sv_2mortal(sv)); | |
2355 | break; | |
2356 | case 'B': | |
2357 | case 'b': | |
2358 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2359 | len = (strend - s) * 8; | |
2360 | if (checksum) { | |
2361 | if (!bitcount) { | |
2362 | Newz(601, bitcount, 256, char); | |
2363 | for (bits = 1; bits < 256; bits++) { | |
2364 | if (bits & 1) bitcount[bits]++; | |
2365 | if (bits & 2) bitcount[bits]++; | |
2366 | if (bits & 4) bitcount[bits]++; | |
2367 | if (bits & 8) bitcount[bits]++; | |
2368 | if (bits & 16) bitcount[bits]++; | |
2369 | if (bits & 32) bitcount[bits]++; | |
2370 | if (bits & 64) bitcount[bits]++; | |
2371 | if (bits & 128) bitcount[bits]++; | |
2372 | } | |
2373 | } | |
2374 | while (len >= 8) { | |
2375 | culong += bitcount[*(unsigned char*)s++]; | |
2376 | len -= 8; | |
2377 | } | |
2378 | if (len) { | |
2379 | bits = *s; | |
2380 | if (datumtype == 'b') { | |
2381 | while (len-- > 0) { | |
2382 | if (bits & 1) culong++; | |
2383 | bits >>= 1; | |
2384 | } | |
2385 | } | |
2386 | else { | |
2387 | while (len-- > 0) { | |
2388 | if (bits & 128) culong++; | |
2389 | bits <<= 1; | |
2390 | } | |
2391 | } | |
2392 | } | |
79072805 LW |
2393 | break; |
2394 | } | |
a0d0e21e LW |
2395 | sv = NEWSV(35, len + 1); |
2396 | SvCUR_set(sv, len); | |
2397 | SvPOK_on(sv); | |
2398 | aptr = pat; /* borrow register */ | |
2399 | pat = SvPVX(sv); | |
2400 | if (datumtype == 'b') { | |
2401 | aint = len; | |
2402 | for (len = 0; len < aint; len++) { | |
2403 | if (len & 7) /*SUPPRESS 595*/ | |
2404 | bits >>= 1; | |
2405 | else | |
2406 | bits = *s++; | |
2407 | *pat++ = '0' + (bits & 1); | |
2408 | } | |
2409 | } | |
2410 | else { | |
2411 | aint = len; | |
2412 | for (len = 0; len < aint; len++) { | |
2413 | if (len & 7) | |
2414 | bits <<= 1; | |
2415 | else | |
2416 | bits = *s++; | |
2417 | *pat++ = '0' + ((bits & 128) != 0); | |
2418 | } | |
2419 | } | |
2420 | *pat = '\0'; | |
2421 | pat = aptr; /* unborrow register */ | |
2422 | XPUSHs(sv_2mortal(sv)); | |
2423 | break; | |
2424 | case 'H': | |
2425 | case 'h': | |
2426 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2427 | len = (strend - s) * 2; | |
2428 | sv = NEWSV(35, len + 1); | |
2429 | SvCUR_set(sv, len); | |
2430 | SvPOK_on(sv); | |
2431 | aptr = pat; /* borrow register */ | |
2432 | pat = SvPVX(sv); | |
2433 | if (datumtype == 'h') { | |
2434 | aint = len; | |
2435 | for (len = 0; len < aint; len++) { | |
2436 | if (len & 1) | |
2437 | bits >>= 4; | |
2438 | else | |
2439 | bits = *s++; | |
2440 | *pat++ = hexdigit[bits & 15]; | |
2441 | } | |
2442 | } | |
2443 | else { | |
2444 | aint = len; | |
2445 | for (len = 0; len < aint; len++) { | |
2446 | if (len & 1) | |
2447 | bits <<= 4; | |
2448 | else | |
2449 | bits = *s++; | |
2450 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2451 | } | |
2452 | } | |
2453 | *pat = '\0'; | |
2454 | pat = aptr; /* unborrow register */ | |
2455 | XPUSHs(sv_2mortal(sv)); | |
2456 | break; | |
2457 | case 'c': | |
2458 | if (len > strend - s) | |
2459 | len = strend - s; | |
2460 | if (checksum) { | |
2461 | while (len-- > 0) { | |
2462 | aint = *s++; | |
2463 | if (aint >= 128) /* fake up signed chars */ | |
2464 | aint -= 256; | |
2465 | culong += aint; | |
2466 | } | |
2467 | } | |
2468 | else { | |
2469 | EXTEND(SP, len); | |
2470 | while (len-- > 0) { | |
2471 | aint = *s++; | |
2472 | if (aint >= 128) /* fake up signed chars */ | |
2473 | aint -= 256; | |
2474 | sv = NEWSV(36, 0); | |
2475 | sv_setiv(sv, (I32)aint); | |
2476 | PUSHs(sv_2mortal(sv)); | |
2477 | } | |
2478 | } | |
2479 | break; | |
2480 | case 'C': | |
2481 | if (len > strend - s) | |
2482 | len = strend - s; | |
2483 | if (checksum) { | |
2484 | uchar_checksum: | |
2485 | while (len-- > 0) { | |
2486 | auint = *s++ & 255; | |
2487 | culong += auint; | |
2488 | } | |
2489 | } | |
2490 | else { | |
2491 | EXTEND(SP, len); | |
2492 | while (len-- > 0) { | |
2493 | auint = *s++ & 255; | |
2494 | sv = NEWSV(37, 0); | |
2495 | sv_setiv(sv, (I32)auint); | |
2496 | PUSHs(sv_2mortal(sv)); | |
2497 | } | |
2498 | } | |
2499 | break; | |
2500 | case 's': | |
2501 | along = (strend - s) / sizeof(I16); | |
2502 | if (len > along) | |
2503 | len = along; | |
2504 | if (checksum) { | |
2505 | while (len-- > 0) { | |
2506 | Copy(s, &ashort, 1, I16); | |
2507 | s += sizeof(I16); | |
2508 | culong += ashort; | |
2509 | } | |
2510 | } | |
2511 | else { | |
2512 | EXTEND(SP, len); | |
2513 | while (len-- > 0) { | |
2514 | Copy(s, &ashort, 1, I16); | |
2515 | s += sizeof(I16); | |
2516 | sv = NEWSV(38, 0); | |
2517 | sv_setiv(sv, (I32)ashort); | |
2518 | PUSHs(sv_2mortal(sv)); | |
2519 | } | |
2520 | } | |
2521 | break; | |
2522 | case 'v': | |
2523 | case 'n': | |
2524 | case 'S': | |
2525 | along = (strend - s) / sizeof(U16); | |
2526 | if (len > along) | |
2527 | len = along; | |
2528 | if (checksum) { | |
2529 | while (len-- > 0) { | |
2530 | Copy(s, &aushort, 1, U16); | |
2531 | s += sizeof(U16); | |
2532 | #ifdef HAS_NTOHS | |
2533 | if (datumtype == 'n') | |
2534 | aushort = ntohs(aushort); | |
79072805 | 2535 | #endif |
a0d0e21e LW |
2536 | #ifdef HAS_VTOHS |
2537 | if (datumtype == 'v') | |
2538 | aushort = vtohs(aushort); | |
79072805 | 2539 | #endif |
a0d0e21e LW |
2540 | culong += aushort; |
2541 | } | |
2542 | } | |
2543 | else { | |
2544 | EXTEND(SP, len); | |
2545 | while (len-- > 0) { | |
2546 | Copy(s, &aushort, 1, U16); | |
2547 | s += sizeof(U16); | |
2548 | sv = NEWSV(39, 0); | |
2549 | #ifdef HAS_NTOHS | |
2550 | if (datumtype == 'n') | |
2551 | aushort = ntohs(aushort); | |
79072805 | 2552 | #endif |
a0d0e21e LW |
2553 | #ifdef HAS_VTOHS |
2554 | if (datumtype == 'v') | |
2555 | aushort = vtohs(aushort); | |
79072805 | 2556 | #endif |
a0d0e21e LW |
2557 | sv_setiv(sv, (I32)aushort); |
2558 | PUSHs(sv_2mortal(sv)); | |
2559 | } | |
2560 | } | |
2561 | break; | |
2562 | case 'i': | |
2563 | along = (strend - s) / sizeof(int); | |
2564 | if (len > along) | |
2565 | len = along; | |
2566 | if (checksum) { | |
2567 | while (len-- > 0) { | |
2568 | Copy(s, &aint, 1, int); | |
2569 | s += sizeof(int); | |
2570 | if (checksum > 32) | |
2571 | cdouble += (double)aint; | |
2572 | else | |
2573 | culong += aint; | |
2574 | } | |
2575 | } | |
2576 | else { | |
2577 | EXTEND(SP, len); | |
2578 | while (len-- > 0) { | |
2579 | Copy(s, &aint, 1, int); | |
2580 | s += sizeof(int); | |
2581 | sv = NEWSV(40, 0); | |
2582 | sv_setiv(sv, (I32)aint); | |
2583 | PUSHs(sv_2mortal(sv)); | |
2584 | } | |
2585 | } | |
2586 | break; | |
2587 | case 'I': | |
2588 | along = (strend - s) / sizeof(unsigned int); | |
2589 | if (len > along) | |
2590 | len = along; | |
2591 | if (checksum) { | |
2592 | while (len-- > 0) { | |
2593 | Copy(s, &auint, 1, unsigned int); | |
2594 | s += sizeof(unsigned int); | |
2595 | if (checksum > 32) | |
2596 | cdouble += (double)auint; | |
2597 | else | |
2598 | culong += auint; | |
2599 | } | |
2600 | } | |
2601 | else { | |
2602 | EXTEND(SP, len); | |
2603 | while (len-- > 0) { | |
2604 | Copy(s, &auint, 1, unsigned int); | |
2605 | s += sizeof(unsigned int); | |
2606 | sv = NEWSV(41, 0); | |
2607 | sv_setiv(sv, (I32)auint); | |
2608 | PUSHs(sv_2mortal(sv)); | |
2609 | } | |
2610 | } | |
2611 | break; | |
2612 | case 'l': | |
2613 | along = (strend - s) / sizeof(I32); | |
2614 | if (len > along) | |
2615 | len = along; | |
2616 | if (checksum) { | |
2617 | while (len-- > 0) { | |
2618 | Copy(s, &along, 1, I32); | |
2619 | s += sizeof(I32); | |
2620 | if (checksum > 32) | |
2621 | cdouble += (double)along; | |
2622 | else | |
2623 | culong += along; | |
2624 | } | |
2625 | } | |
2626 | else { | |
2627 | EXTEND(SP, len); | |
2628 | while (len-- > 0) { | |
2629 | Copy(s, &along, 1, I32); | |
2630 | s += sizeof(I32); | |
2631 | sv = NEWSV(42, 0); | |
2632 | sv_setiv(sv, (I32)along); | |
2633 | PUSHs(sv_2mortal(sv)); | |
2634 | } | |
79072805 | 2635 | } |
a0d0e21e LW |
2636 | break; |
2637 | case 'V': | |
2638 | case 'N': | |
2639 | case 'L': | |
2640 | along = (strend - s) / sizeof(U32); | |
2641 | if (len > along) | |
2642 | len = along; | |
2643 | if (checksum) { | |
2644 | while (len-- > 0) { | |
2645 | Copy(s, &aulong, 1, U32); | |
2646 | s += sizeof(U32); | |
2647 | #ifdef HAS_NTOHL | |
2648 | if (datumtype == 'N') | |
2649 | aulong = ntohl(aulong); | |
79072805 | 2650 | #endif |
a0d0e21e LW |
2651 | #ifdef HAS_VTOHL |
2652 | if (datumtype == 'V') | |
2653 | aulong = vtohl(aulong); | |
79072805 | 2654 | #endif |
a0d0e21e LW |
2655 | if (checksum > 32) |
2656 | cdouble += (double)aulong; | |
2657 | else | |
2658 | culong += aulong; | |
2659 | } | |
2660 | } | |
2661 | else { | |
2662 | EXTEND(SP, len); | |
2663 | while (len-- > 0) { | |
2664 | Copy(s, &aulong, 1, U32); | |
2665 | s += sizeof(U32); | |
2666 | sv = NEWSV(43, 0); | |
2667 | #ifdef HAS_NTOHL | |
2668 | if (datumtype == 'N') | |
2669 | aulong = ntohl(aulong); | |
79072805 | 2670 | #endif |
a0d0e21e LW |
2671 | #ifdef HAS_VTOHL |
2672 | if (datumtype == 'V') | |
2673 | aulong = vtohl(aulong); | |
79072805 | 2674 | #endif |
a0d0e21e LW |
2675 | sv_setnv(sv, (double)aulong); |
2676 | PUSHs(sv_2mortal(sv)); | |
2677 | } | |
2678 | } | |
2679 | break; | |
2680 | case 'p': | |
2681 | along = (strend - s) / sizeof(char*); | |
2682 | if (len > along) | |
2683 | len = along; | |
2684 | EXTEND(SP, len); | |
2685 | while (len-- > 0) { | |
2686 | if (sizeof(char*) > strend - s) | |
2687 | break; | |
2688 | else { | |
2689 | Copy(s, &aptr, 1, char*); | |
2690 | s += sizeof(char*); | |
2691 | } | |
2692 | sv = NEWSV(44, 0); | |
2693 | if (aptr) | |
2694 | sv_setpv(sv, aptr); | |
2695 | PUSHs(sv_2mortal(sv)); | |
2696 | } | |
2697 | break; | |
2698 | case 'P': | |
2699 | EXTEND(SP, 1); | |
2700 | if (sizeof(char*) > strend - s) | |
2701 | break; | |
2702 | else { | |
2703 | Copy(s, &aptr, 1, char*); | |
2704 | s += sizeof(char*); | |
2705 | } | |
2706 | sv = NEWSV(44, 0); | |
2707 | if (aptr) | |
2708 | sv_setpvn(sv, aptr, len); | |
2709 | PUSHs(sv_2mortal(sv)); | |
2710 | break; | |
ecfc5424 | 2711 | #ifdef HAS_QUAD |
a0d0e21e LW |
2712 | case 'q': |
2713 | EXTEND(SP, len); | |
2714 | while (len-- > 0) { | |
ecfc5424 | 2715 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2716 | aquad = 0; |
2717 | else { | |
ecfc5424 AD |
2718 | Copy(s, &aquad, 1, Quad_t); |
2719 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2720 | } |
2721 | sv = NEWSV(42, 0); | |
2722 | sv_setiv(sv, (IV)aquad); | |
2723 | PUSHs(sv_2mortal(sv)); | |
2724 | } | |
2725 | break; | |
2726 | case 'Q': | |
2727 | EXTEND(SP, len); | |
2728 | while (len-- > 0) { | |
ecfc5424 | 2729 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
2730 | auquad = 0; |
2731 | else { | |
ecfc5424 AD |
2732 | Copy(s, &auquad, 1, unsigned Quad_t); |
2733 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
2734 | } |
2735 | sv = NEWSV(43, 0); | |
2736 | sv_setiv(sv, (IV)auquad); | |
2737 | PUSHs(sv_2mortal(sv)); | |
2738 | } | |
2739 | break; | |
79072805 | 2740 | #endif |
a0d0e21e LW |
2741 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
2742 | case 'f': | |
2743 | case 'F': | |
2744 | along = (strend - s) / sizeof(float); | |
2745 | if (len > along) | |
2746 | len = along; | |
2747 | if (checksum) { | |
2748 | while (len-- > 0) { | |
2749 | Copy(s, &afloat, 1, float); | |
2750 | s += sizeof(float); | |
2751 | cdouble += afloat; | |
2752 | } | |
2753 | } | |
2754 | else { | |
2755 | EXTEND(SP, len); | |
2756 | while (len-- > 0) { | |
2757 | Copy(s, &afloat, 1, float); | |
2758 | s += sizeof(float); | |
2759 | sv = NEWSV(47, 0); | |
2760 | sv_setnv(sv, (double)afloat); | |
2761 | PUSHs(sv_2mortal(sv)); | |
2762 | } | |
2763 | } | |
2764 | break; | |
2765 | case 'd': | |
2766 | case 'D': | |
2767 | along = (strend - s) / sizeof(double); | |
2768 | if (len > along) | |
2769 | len = along; | |
2770 | if (checksum) { | |
2771 | while (len-- > 0) { | |
2772 | Copy(s, &adouble, 1, double); | |
2773 | s += sizeof(double); | |
2774 | cdouble += adouble; | |
2775 | } | |
2776 | } | |
2777 | else { | |
2778 | EXTEND(SP, len); | |
2779 | while (len-- > 0) { | |
2780 | Copy(s, &adouble, 1, double); | |
2781 | s += sizeof(double); | |
2782 | sv = NEWSV(48, 0); | |
2783 | sv_setnv(sv, (double)adouble); | |
2784 | PUSHs(sv_2mortal(sv)); | |
2785 | } | |
2786 | } | |
2787 | break; | |
2788 | case 'u': | |
2789 | along = (strend - s) * 3 / 4; | |
2790 | sv = NEWSV(42, along); | |
2791 | while (s < strend && *s > ' ' && *s < 'a') { | |
2792 | I32 a, b, c, d; | |
2793 | char hunk[4]; | |
79072805 | 2794 | |
a0d0e21e LW |
2795 | hunk[3] = '\0'; |
2796 | len = (*s++ - ' ') & 077; | |
2797 | while (len > 0) { | |
2798 | if (s < strend && *s >= ' ') | |
2799 | a = (*s++ - ' ') & 077; | |
2800 | else | |
2801 | a = 0; | |
2802 | if (s < strend && *s >= ' ') | |
2803 | b = (*s++ - ' ') & 077; | |
2804 | else | |
2805 | b = 0; | |
2806 | if (s < strend && *s >= ' ') | |
2807 | c = (*s++ - ' ') & 077; | |
2808 | else | |
2809 | c = 0; | |
2810 | if (s < strend && *s >= ' ') | |
2811 | d = (*s++ - ' ') & 077; | |
2812 | else | |
2813 | d = 0; | |
2814 | hunk[0] = a << 2 | b >> 4; | |
2815 | hunk[1] = b << 4 | c >> 2; | |
2816 | hunk[2] = c << 6 | d; | |
2817 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
2818 | len -= 3; | |
2819 | } | |
2820 | if (*s == '\n') | |
2821 | s++; | |
2822 | else if (s[1] == '\n') /* possible checksum byte */ | |
2823 | s += 2; | |
79072805 | 2824 | } |
a0d0e21e LW |
2825 | XPUSHs(sv_2mortal(sv)); |
2826 | break; | |
79072805 | 2827 | } |
a0d0e21e LW |
2828 | if (checksum) { |
2829 | sv = NEWSV(42, 0); | |
2830 | if (strchr("fFdD", datumtype) || | |
2831 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
2832 | double trouble; | |
79072805 | 2833 | |
a0d0e21e LW |
2834 | adouble = 1.0; |
2835 | while (checksum >= 16) { | |
2836 | checksum -= 16; | |
2837 | adouble *= 65536.0; | |
2838 | } | |
2839 | while (checksum >= 4) { | |
2840 | checksum -= 4; | |
2841 | adouble *= 16.0; | |
2842 | } | |
2843 | while (checksum--) | |
2844 | adouble *= 2.0; | |
2845 | along = (1 << checksum) - 1; | |
2846 | while (cdouble < 0.0) | |
2847 | cdouble += adouble; | |
2848 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
2849 | sv_setnv(sv, cdouble); | |
2850 | } | |
2851 | else { | |
2852 | if (checksum < 32) { | |
2853 | along = (1 << checksum) - 1; | |
2854 | culong &= (U32)along; | |
2855 | } | |
2856 | sv_setnv(sv, (double)culong); | |
2857 | } | |
2858 | XPUSHs(sv_2mortal(sv)); | |
2859 | checksum = 0; | |
79072805 | 2860 | } |
79072805 | 2861 | } |
79072805 | 2862 | RETURN; |
79072805 LW |
2863 | } |
2864 | ||
a0d0e21e LW |
2865 | static void |
2866 | doencodes(sv, s, len) | |
2867 | register SV *sv; | |
2868 | register char *s; | |
2869 | register I32 len; | |
79072805 | 2870 | { |
a0d0e21e | 2871 | char hunk[5]; |
79072805 | 2872 | |
a0d0e21e LW |
2873 | *hunk = len + ' '; |
2874 | sv_catpvn(sv, hunk, 1); | |
2875 | hunk[4] = '\0'; | |
2876 | while (len > 0) { | |
2877 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
2878 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
2879 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
2880 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
2881 | sv_catpvn(sv, hunk, 4); | |
2882 | s += 3; | |
2883 | len -= 3; | |
2884 | } | |
2885 | for (s = SvPVX(sv); *s; s++) { | |
2886 | if (*s == ' ') | |
2887 | *s = '`'; | |
2888 | } | |
2889 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
2890 | } |
2891 | ||
a0d0e21e | 2892 | PP(pp_pack) |
79072805 | 2893 | { |
a0d0e21e LW |
2894 | dSP; dMARK; dORIGMARK; dTARGET; |
2895 | register SV *cat = TARG; | |
2896 | register I32 items; | |
2897 | STRLEN fromlen; | |
2898 | register char *pat = SvPVx(*++MARK, fromlen); | |
2899 | register char *patend = pat + fromlen; | |
2900 | register I32 len; | |
2901 | I32 datumtype; | |
2902 | SV *fromstr; | |
2903 | /*SUPPRESS 442*/ | |
2904 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
2905 | static char *space10 = " "; | |
79072805 | 2906 | |
a0d0e21e LW |
2907 | /* These must not be in registers: */ |
2908 | char achar; | |
2909 | I16 ashort; | |
2910 | int aint; | |
2911 | unsigned int auint; | |
2912 | I32 along; | |
2913 | U32 aulong; | |
ecfc5424 AD |
2914 | #ifdef HAS_QUAD |
2915 | Quad_t aquad; | |
2916 | unsigned Quad_t auquad; | |
79072805 | 2917 | #endif |
a0d0e21e LW |
2918 | char *aptr; |
2919 | float afloat; | |
2920 | double adouble; | |
79072805 | 2921 | |
a0d0e21e LW |
2922 | items = SP - MARK; |
2923 | MARK++; | |
2924 | sv_setpvn(cat, "", 0); | |
2925 | while (pat < patend) { | |
2926 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
2927 | datumtype = *pat++; | |
2928 | if (*pat == '*') { | |
2929 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
2930 | pat++; | |
2931 | } | |
2932 | else if (isDIGIT(*pat)) { | |
2933 | len = *pat++ - '0'; | |
2934 | while (isDIGIT(*pat)) | |
2935 | len = (len * 10) + (*pat++ - '0'); | |
2936 | } | |
2937 | else | |
2938 | len = 1; | |
2939 | switch(datumtype) { | |
2940 | default: | |
2941 | break; | |
2942 | case '%': | |
2943 | DIE("%% may only be used in unpack"); | |
2944 | case '@': | |
2945 | len -= SvCUR(cat); | |
2946 | if (len > 0) | |
2947 | goto grow; | |
2948 | len = -len; | |
2949 | if (len > 0) | |
2950 | goto shrink; | |
2951 | break; | |
2952 | case 'X': | |
2953 | shrink: | |
2954 | if (SvCUR(cat) < len) | |
2955 | DIE("X outside of string"); | |
2956 | SvCUR(cat) -= len; | |
2957 | *SvEND(cat) = '\0'; | |
2958 | break; | |
2959 | case 'x': | |
2960 | grow: | |
2961 | while (len >= 10) { | |
2962 | sv_catpvn(cat, null10, 10); | |
2963 | len -= 10; | |
2964 | } | |
2965 | sv_catpvn(cat, null10, len); | |
2966 | break; | |
2967 | case 'A': | |
2968 | case 'a': | |
2969 | fromstr = NEXTFROM; | |
2970 | aptr = SvPV(fromstr, fromlen); | |
2971 | if (pat[-1] == '*') | |
2972 | len = fromlen; | |
2973 | if (fromlen > len) | |
2974 | sv_catpvn(cat, aptr, len); | |
2975 | else { | |
2976 | sv_catpvn(cat, aptr, fromlen); | |
2977 | len -= fromlen; | |
2978 | if (datumtype == 'A') { | |
2979 | while (len >= 10) { | |
2980 | sv_catpvn(cat, space10, 10); | |
2981 | len -= 10; | |
2982 | } | |
2983 | sv_catpvn(cat, space10, len); | |
2984 | } | |
2985 | else { | |
2986 | while (len >= 10) { | |
2987 | sv_catpvn(cat, null10, 10); | |
2988 | len -= 10; | |
2989 | } | |
2990 | sv_catpvn(cat, null10, len); | |
2991 | } | |
2992 | } | |
2993 | break; | |
2994 | case 'B': | |
2995 | case 'b': | |
2996 | { | |
2997 | char *savepat = pat; | |
2998 | I32 saveitems; | |
79072805 | 2999 | |
a0d0e21e LW |
3000 | fromstr = NEXTFROM; |
3001 | saveitems = items; | |
3002 | aptr = SvPV(fromstr, fromlen); | |
3003 | if (pat[-1] == '*') | |
3004 | len = fromlen; | |
3005 | pat = aptr; | |
3006 | aint = SvCUR(cat); | |
3007 | SvCUR(cat) += (len+7)/8; | |
3008 | SvGROW(cat, SvCUR(cat) + 1); | |
3009 | aptr = SvPVX(cat) + aint; | |
3010 | if (len > fromlen) | |
3011 | len = fromlen; | |
3012 | aint = len; | |
3013 | items = 0; | |
3014 | if (datumtype == 'B') { | |
3015 | for (len = 0; len++ < aint;) { | |
3016 | items |= *pat++ & 1; | |
3017 | if (len & 7) | |
3018 | items <<= 1; | |
3019 | else { | |
3020 | *aptr++ = items & 0xff; | |
3021 | items = 0; | |
3022 | } | |
3023 | } | |
3024 | } | |
3025 | else { | |
3026 | for (len = 0; len++ < aint;) { | |
3027 | if (*pat++ & 1) | |
3028 | items |= 128; | |
3029 | if (len & 7) | |
3030 | items >>= 1; | |
3031 | else { | |
3032 | *aptr++ = items & 0xff; | |
3033 | items = 0; | |
3034 | } | |
3035 | } | |
3036 | } | |
3037 | if (aint & 7) { | |
3038 | if (datumtype == 'B') | |
3039 | items <<= 7 - (aint & 7); | |
3040 | else | |
3041 | items >>= 7 - (aint & 7); | |
3042 | *aptr++ = items & 0xff; | |
3043 | } | |
3044 | pat = SvPVX(cat) + SvCUR(cat); | |
3045 | while (aptr <= pat) | |
3046 | *aptr++ = '\0'; | |
79072805 | 3047 | |
a0d0e21e LW |
3048 | pat = savepat; |
3049 | items = saveitems; | |
3050 | } | |
3051 | break; | |
3052 | case 'H': | |
3053 | case 'h': | |
3054 | { | |
3055 | char *savepat = pat; | |
3056 | I32 saveitems; | |
79072805 | 3057 | |
a0d0e21e LW |
3058 | fromstr = NEXTFROM; |
3059 | saveitems = items; | |
3060 | aptr = SvPV(fromstr, fromlen); | |
3061 | if (pat[-1] == '*') | |
3062 | len = fromlen; | |
3063 | pat = aptr; | |
3064 | aint = SvCUR(cat); | |
3065 | SvCUR(cat) += (len+1)/2; | |
3066 | SvGROW(cat, SvCUR(cat) + 1); | |
3067 | aptr = SvPVX(cat) + aint; | |
3068 | if (len > fromlen) | |
3069 | len = fromlen; | |
3070 | aint = len; | |
3071 | items = 0; | |
3072 | if (datumtype == 'H') { | |
3073 | for (len = 0; len++ < aint;) { | |
3074 | if (isALPHA(*pat)) | |
3075 | items |= ((*pat++ & 15) + 9) & 15; | |
3076 | else | |
3077 | items |= *pat++ & 15; | |
3078 | if (len & 1) | |
3079 | items <<= 4; | |
3080 | else { | |
3081 | *aptr++ = items & 0xff; | |
3082 | items = 0; | |
3083 | } | |
3084 | } | |
3085 | } | |
3086 | else { | |
3087 | for (len = 0; len++ < aint;) { | |
3088 | if (isALPHA(*pat)) | |
3089 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3090 | else | |
3091 | items |= (*pat++ & 15) << 4; | |
3092 | if (len & 1) | |
3093 | items >>= 4; | |
3094 | else { | |
3095 | *aptr++ = items & 0xff; | |
3096 | items = 0; | |
3097 | } | |
3098 | } | |
3099 | } | |
3100 | if (aint & 1) | |
3101 | *aptr++ = items & 0xff; | |
3102 | pat = SvPVX(cat) + SvCUR(cat); | |
3103 | while (aptr <= pat) | |
3104 | *aptr++ = '\0'; | |
79072805 | 3105 | |
a0d0e21e LW |
3106 | pat = savepat; |
3107 | items = saveitems; | |
3108 | } | |
3109 | break; | |
3110 | case 'C': | |
3111 | case 'c': | |
3112 | while (len-- > 0) { | |
3113 | fromstr = NEXTFROM; | |
3114 | aint = SvIV(fromstr); | |
3115 | achar = aint; | |
3116 | sv_catpvn(cat, &achar, sizeof(char)); | |
3117 | } | |
3118 | break; | |
3119 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3120 | case 'f': | |
3121 | case 'F': | |
3122 | while (len-- > 0) { | |
3123 | fromstr = NEXTFROM; | |
3124 | afloat = (float)SvNV(fromstr); | |
3125 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3126 | } | |
3127 | break; | |
3128 | case 'd': | |
3129 | case 'D': | |
3130 | while (len-- > 0) { | |
3131 | fromstr = NEXTFROM; | |
3132 | adouble = (double)SvNV(fromstr); | |
3133 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3134 | } | |
3135 | break; | |
3136 | case 'n': | |
3137 | while (len-- > 0) { | |
3138 | fromstr = NEXTFROM; | |
3139 | ashort = (I16)SvIV(fromstr); | |
3140 | #ifdef HAS_HTONS | |
3141 | ashort = htons(ashort); | |
79072805 | 3142 | #endif |
a0d0e21e LW |
3143 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3144 | } | |
3145 | break; | |
3146 | case 'v': | |
3147 | while (len-- > 0) { | |
3148 | fromstr = NEXTFROM; | |
3149 | ashort = (I16)SvIV(fromstr); | |
3150 | #ifdef HAS_HTOVS | |
3151 | ashort = htovs(ashort); | |
79072805 | 3152 | #endif |
a0d0e21e LW |
3153 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3154 | } | |
3155 | break; | |
3156 | case 'S': | |
3157 | case 's': | |
3158 | while (len-- > 0) { | |
3159 | fromstr = NEXTFROM; | |
3160 | ashort = (I16)SvIV(fromstr); | |
3161 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3162 | } | |
3163 | break; | |
3164 | case 'I': | |
3165 | while (len-- > 0) { | |
3166 | fromstr = NEXTFROM; | |
3167 | auint = U_I(SvNV(fromstr)); | |
3168 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3169 | } | |
3170 | break; | |
3171 | case 'i': | |
3172 | while (len-- > 0) { | |
3173 | fromstr = NEXTFROM; | |
3174 | aint = SvIV(fromstr); | |
3175 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3176 | } | |
3177 | break; | |
3178 | case 'N': | |
3179 | while (len-- > 0) { | |
3180 | fromstr = NEXTFROM; | |
3181 | aulong = U_L(SvNV(fromstr)); | |
3182 | #ifdef HAS_HTONL | |
3183 | aulong = htonl(aulong); | |
79072805 | 3184 | #endif |
a0d0e21e LW |
3185 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3186 | } | |
3187 | break; | |
3188 | case 'V': | |
3189 | while (len-- > 0) { | |
3190 | fromstr = NEXTFROM; | |
3191 | aulong = U_L(SvNV(fromstr)); | |
3192 | #ifdef HAS_HTOVL | |
3193 | aulong = htovl(aulong); | |
79072805 | 3194 | #endif |
a0d0e21e LW |
3195 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3196 | } | |
3197 | break; | |
3198 | case 'L': | |
3199 | while (len-- > 0) { | |
3200 | fromstr = NEXTFROM; | |
3201 | aulong = U_L(SvNV(fromstr)); | |
3202 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3203 | } | |
3204 | break; | |
3205 | case 'l': | |
3206 | while (len-- > 0) { | |
3207 | fromstr = NEXTFROM; | |
3208 | along = SvIV(fromstr); | |
3209 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3210 | } | |
3211 | break; | |
ecfc5424 | 3212 | #ifdef HAS_QUAD |
a0d0e21e LW |
3213 | case 'Q': |
3214 | while (len-- > 0) { | |
3215 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3216 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3217 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3218 | } |
3219 | break; | |
3220 | case 'q': | |
3221 | while (len-- > 0) { | |
3222 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3223 | aquad = (Quad_t)SvIV(fromstr); |
3224 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3225 | } |
3226 | break; | |
ecfc5424 | 3227 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3228 | case 'P': |
3229 | len = 1; /* assume SV is correct length */ | |
3230 | /* FALL THROUGH */ | |
3231 | case 'p': | |
3232 | while (len-- > 0) { | |
3233 | fromstr = NEXTFROM; | |
3234 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3235 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3236 | } | |
3237 | break; | |
3238 | case 'u': | |
3239 | fromstr = NEXTFROM; | |
3240 | aptr = SvPV(fromstr, fromlen); | |
3241 | SvGROW(cat, fromlen * 4 / 3); | |
3242 | if (len <= 1) | |
3243 | len = 45; | |
3244 | else | |
3245 | len = len / 3 * 3; | |
3246 | while (fromlen > 0) { | |
3247 | I32 todo; | |
79072805 | 3248 | |
a0d0e21e LW |
3249 | if (fromlen > len) |
3250 | todo = len; | |
3251 | else | |
3252 | todo = fromlen; | |
3253 | doencodes(cat, aptr, todo); | |
3254 | fromlen -= todo; | |
3255 | aptr += todo; | |
3256 | } | |
3257 | break; | |
3258 | } | |
3259 | } | |
3260 | SvSETMAGIC(cat); | |
3261 | SP = ORIGMARK; | |
3262 | PUSHs(cat); | |
3263 | RETURN; | |
79072805 | 3264 | } |
a0d0e21e | 3265 | #undef NEXTFROM |
79072805 | 3266 | |
a0d0e21e | 3267 | PP(pp_split) |
79072805 | 3268 | { |
a0d0e21e LW |
3269 | dSP; dTARG; |
3270 | AV *ary; | |
3271 | register I32 limit = POPi; /* note, negative is forever */ | |
3272 | SV *sv = POPs; | |
3273 | STRLEN len; | |
3274 | register char *s = SvPV(sv, len); | |
3275 | char *strend = s + len; | |
3276 | register PMOP *pm = (PMOP*)POPs; | |
3277 | register SV *dstr; | |
3278 | register char *m; | |
3279 | I32 iters = 0; | |
3280 | I32 maxiters = (strend - s) + 10; | |
3281 | I32 i; | |
3282 | char *orig; | |
3283 | I32 origlimit = limit; | |
3284 | I32 realarray = 0; | |
3285 | I32 base; | |
3286 | AV *oldstack = stack; | |
3287 | register REGEXP *rx = pm->op_pmregexp; | |
3288 | I32 gimme = GIMME; | |
79072805 | 3289 | |
a0d0e21e LW |
3290 | if (!pm || !s) |
3291 | DIE("panic: do_split"); | |
3292 | if (pm->op_pmreplroot) | |
3293 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3294 | else if (gimme != G_ARRAY) | |
3295 | ary = GvAVn(defgv); | |
79072805 | 3296 | else |
a0d0e21e LW |
3297 | ary = Nullav; |
3298 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3299 | realarray = 1; | |
3300 | if (!AvREAL(ary)) { | |
3301 | AvREAL_on(ary); | |
3302 | for (i = AvFILL(ary); i >= 0; i--) | |
3303 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3304 | } |
a0d0e21e LW |
3305 | av_extend(ary,0); |
3306 | av_clear(ary); | |
3307 | /* temporarily switch stacks */ | |
3308 | SWITCHSTACK(stack, ary); | |
79072805 | 3309 | } |
a0d0e21e LW |
3310 | base = SP - stack_base; |
3311 | orig = s; | |
3312 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
3313 | while (isSPACE(*s)) | |
3314 | s++; | |
3315 | } | |
3316 | if (!limit) | |
3317 | limit = maxiters + 2; | |
3318 | if (pm->op_pmflags & PMf_WHITE) { | |
3319 | while (--limit) { | |
3320 | /*SUPPRESS 530*/ | |
3321 | for (m = s; m < strend && !isSPACE(*m); m++) ; | |
3322 | if (m >= strend) | |
3323 | break; | |
3324 | dstr = NEWSV(30, m-s); | |
3325 | sv_setpvn(dstr, s, m-s); | |
3326 | if (!realarray) | |
3327 | sv_2mortal(dstr); | |
3328 | XPUSHs(dstr); | |
3329 | /*SUPPRESS 530*/ | |
3330 | for (s = m + 1; s < strend && isSPACE(*s); s++) ; | |
79072805 LW |
3331 | } |
3332 | } | |
a0d0e21e LW |
3333 | else if (strEQ("^", rx->precomp)) { |
3334 | while (--limit) { | |
3335 | /*SUPPRESS 530*/ | |
3336 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3337 | m++; | |
3338 | if (m >= strend) | |
3339 | break; | |
3340 | dstr = NEWSV(30, m-s); | |
3341 | sv_setpvn(dstr, s, m-s); | |
3342 | if (!realarray) | |
3343 | sv_2mortal(dstr); | |
3344 | XPUSHs(dstr); | |
3345 | s = m; | |
3346 | } | |
3347 | } | |
3348 | else if (pm->op_pmshort) { | |
3349 | i = SvCUR(pm->op_pmshort); | |
3350 | if (i == 1) { | |
3351 | I32 fold = (pm->op_pmflags & PMf_FOLD); | |
3352 | i = *SvPVX(pm->op_pmshort); | |
3353 | if (fold && isUPPER(i)) | |
3354 | i = toLOWER(i); | |
3355 | while (--limit) { | |
3356 | if (fold) { | |
3357 | for ( m = s; | |
3358 | m < strend && *m != i && | |
3359 | (!isUPPER(*m) || toLOWER(*m) != i); | |
3360 | m++) /*SUPPRESS 530*/ | |
3361 | ; | |
3362 | } | |
3363 | else /*SUPPRESS 530*/ | |
3364 | for (m = s; m < strend && *m != i; m++) ; | |
3365 | if (m >= strend) | |
3366 | break; | |
3367 | dstr = NEWSV(30, m-s); | |
3368 | sv_setpvn(dstr, s, m-s); | |
3369 | if (!realarray) | |
3370 | sv_2mortal(dstr); | |
3371 | XPUSHs(dstr); | |
3372 | s = m + 1; | |
3373 | } | |
3374 | } | |
3375 | else { | |
3376 | #ifndef lint | |
3377 | while (s < strend && --limit && | |
3378 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3379 | pm->op_pmshort)) ) | |
79072805 | 3380 | #endif |
a0d0e21e LW |
3381 | { |
3382 | dstr = NEWSV(31, m-s); | |
3383 | sv_setpvn(dstr, s, m-s); | |
3384 | if (!realarray) | |
3385 | sv_2mortal(dstr); | |
3386 | XPUSHs(dstr); | |
3387 | s = m + i; | |
3388 | } | |
463ee0b2 | 3389 | } |
463ee0b2 | 3390 | } |
a0d0e21e LW |
3391 | else { |
3392 | maxiters += (strend - s) * rx->nparens; | |
3393 | while (s < strend && --limit && | |
3394 | regexec(rx, s, strend, orig, 1, Nullsv, TRUE) ) { | |
3395 | if (rx->subbase | |
3396 | && rx->subbase != orig) { | |
3397 | m = s; | |
3398 | s = orig; | |
3399 | orig = rx->subbase; | |
3400 | s = orig + (m - s); | |
3401 | strend = s + (strend - m); | |
3402 | } | |
3403 | m = rx->startp[0]; | |
3404 | dstr = NEWSV(32, m-s); | |
3405 | sv_setpvn(dstr, s, m-s); | |
3406 | if (!realarray) | |
3407 | sv_2mortal(dstr); | |
3408 | XPUSHs(dstr); | |
3409 | if (rx->nparens) { | |
3410 | for (i = 1; i <= rx->nparens; i++) { | |
3411 | s = rx->startp[i]; | |
3412 | m = rx->endp[i]; | |
748a9306 LW |
3413 | if (m && s) { |
3414 | dstr = NEWSV(33, m-s); | |
3415 | sv_setpvn(dstr, s, m-s); | |
3416 | } | |
3417 | else | |
3418 | dstr = NEWSV(33, 0); | |
a0d0e21e LW |
3419 | if (!realarray) |
3420 | sv_2mortal(dstr); | |
3421 | XPUSHs(dstr); | |
3422 | } | |
3423 | } | |
3424 | s = rx->endp[0]; | |
3425 | } | |
79072805 | 3426 | } |
a0d0e21e LW |
3427 | iters = (SP - stack_base) - base; |
3428 | if (iters > maxiters) | |
3429 | DIE("Split loop"); | |
3430 | ||
3431 | /* keep field after final delim? */ | |
3432 | if (s < strend || (iters && origlimit)) { | |
3433 | dstr = NEWSV(34, strend-s); | |
3434 | sv_setpvn(dstr, s, strend-s); | |
3435 | if (!realarray) | |
3436 | sv_2mortal(dstr); | |
3437 | XPUSHs(dstr); | |
3438 | iters++; | |
79072805 | 3439 | } |
a0d0e21e LW |
3440 | else if (!origlimit) { |
3441 | while (iters > 0 && SvCUR(TOPs) == 0) | |
3442 | iters--, SP--; | |
3443 | } | |
3444 | if (realarray) { | |
3445 | SWITCHSTACK(ary, oldstack); | |
3446 | if (gimme == G_ARRAY) { | |
3447 | EXTEND(SP, iters); | |
3448 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3449 | SP += iters; | |
3450 | RETURN; | |
3451 | } | |
3452 | } | |
3453 | else { | |
3454 | if (gimme == G_ARRAY) | |
3455 | RETURN; | |
3456 | } | |
3457 | if (iters || !pm->op_pmreplroot) { | |
3458 | GETTARGET; | |
3459 | PUSHi(iters); | |
3460 | RETURN; | |
3461 | } | |
3462 | RETPUSHUNDEF; | |
79072805 | 3463 | } |
85e6fe83 | 3464 |