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) { |
a0d0e21e LW |
106 | if (SvGMAGICAL(sv)) { |
107 | mg_get(sv); | |
108 | if (SvROK(sv)) | |
109 | goto wasref; | |
110 | } | |
111 | if (!SvOK(sv)) { | |
112 | if (op->op_flags & OPf_REF || | |
113 | op->op_private & HINT_STRICT_REFS) | |
114 | DIE(no_usym, "a symbol"); | |
115 | RETSETUNDEF; | |
116 | } | |
85e6fe83 | 117 | if (op->op_private & HINT_STRICT_REFS) |
a0d0e21e | 118 | DIE(no_symref, "a symbol"); |
85e6fe83 | 119 | sv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE, SVt_PVGV); |
93a17b20 | 120 | } |
79072805 | 121 | } |
a0d0e21e | 122 | if (op->op_private & OPpLVAL_INTRO) { |
79072805 LW |
123 | GP *ogp = GvGP(sv); |
124 | ||
125 | SSCHECK(3); | |
126 | SSPUSHPTR(sv); | |
127 | SSPUSHPTR(ogp); | |
128 | SSPUSHINT(SAVEt_GP); | |
129 | ||
a0d0e21e | 130 | if (op->op_flags & OPf_SPECIAL) { |
79072805 | 131 | GvGP(sv)->gp_refcnt++; /* will soon be assigned */ |
a0d0e21e LW |
132 | GvFLAGS(sv) |= GVf_INTRO; |
133 | } | |
79072805 LW |
134 | else { |
135 | GP *gp; | |
136 | Newz(602,gp, 1, GP); | |
137 | GvGP(sv) = gp; | |
138 | GvREFCNT(sv) = 1; | |
139 | GvSV(sv) = NEWSV(72,0); | |
140 | GvLINE(sv) = curcop->cop_line; | |
141 | GvEGV(sv) = sv; | |
142 | } | |
143 | } | |
144 | SETs(sv); | |
145 | RETURN; | |
146 | } | |
147 | ||
148 | PP(pp_sv2len) | |
149 | { | |
150 | dSP; dTARGET; | |
151 | dPOPss; | |
152 | PUSHi(sv_len(sv)); | |
153 | RETURN; | |
154 | } | |
155 | ||
156 | PP(pp_rv2sv) | |
157 | { | |
158 | dSP; dTOPss; | |
159 | ||
ed6116ce | 160 | if (SvROK(sv)) { |
a0d0e21e | 161 | wasref: |
ed6116ce | 162 | sv = SvRV(sv); |
79072805 LW |
163 | switch (SvTYPE(sv)) { |
164 | case SVt_PVAV: | |
165 | case SVt_PVHV: | |
166 | case SVt_PVCV: | |
a0d0e21e | 167 | DIE("Not a SCALAR reference"); |
79072805 LW |
168 | } |
169 | } | |
170 | else { | |
463ee0b2 LW |
171 | GV *gv = sv; |
172 | if (SvTYPE(gv) != SVt_PVGV) { | |
a0d0e21e LW |
173 | if (SvGMAGICAL(sv)) { |
174 | mg_get(sv); | |
175 | if (SvROK(sv)) | |
176 | goto wasref; | |
177 | } | |
178 | if (!SvOK(sv)) { | |
179 | if (op->op_flags & OPf_REF || | |
180 | op->op_private & HINT_STRICT_REFS) | |
181 | DIE(no_usym, "a SCALAR"); | |
182 | RETSETUNDEF; | |
183 | } | |
85e6fe83 | 184 | if (op->op_private & HINT_STRICT_REFS) |
a0d0e21e | 185 | DIE(no_symref, "a SCALAR"); |
85e6fe83 | 186 | gv = (SV*)gv_fetchpv(SvPV(sv, na), TRUE, SVt_PV); |
463ee0b2 LW |
187 | } |
188 | sv = GvSV(gv); | |
a0d0e21e LW |
189 | } |
190 | if (op->op_flags & OPf_MOD) { | |
191 | if (op->op_private & OPpLVAL_INTRO) | |
192 | sv = save_scalar((GV*)TOPs); | |
193 | else if (op->op_private & (OPpDEREF_HV|OPpDEREF_AV)) { | |
194 | if (SvGMAGICAL(sv)) | |
195 | mg_get(sv); | |
196 | if (!SvOK(sv)) { | |
197 | (void)SvUPGRADE(sv, SVt_RV); | |
198 | SvRV(sv) = (op->op_private & OPpDEREF_HV ? | |
199 | (SV*)newHV() : (SV*)newAV()); | |
85e6fe83 | 200 | SvROK_on(sv); |
a0d0e21e | 201 | SvSETMAGIC(sv); |
85e6fe83 | 202 | } |
93a17b20 | 203 | } |
79072805 | 204 | } |
a0d0e21e | 205 | SETs(sv); |
79072805 LW |
206 | RETURN; |
207 | } | |
208 | ||
209 | PP(pp_av2arylen) | |
210 | { | |
211 | dSP; | |
212 | AV *av = (AV*)TOPs; | |
213 | SV *sv = AvARYLEN(av); | |
214 | if (!sv) { | |
215 | AvARYLEN(av) = sv = NEWSV(0,0); | |
216 | sv_upgrade(sv, SVt_IV); | |
217 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
218 | } | |
219 | SETs(sv); | |
220 | RETURN; | |
221 | } | |
222 | ||
a0d0e21e LW |
223 | PP(pp_pos) |
224 | { | |
225 | dSP; dTARGET; dPOPss; | |
226 | ||
227 | if (op->op_flags & OPf_MOD) { | |
228 | LvTYPE(TARG) = '<'; | |
229 | LvTARG(TARG) = sv; | |
230 | PUSHs(TARG); /* no SvSETMAGIC */ | |
231 | RETURN; | |
232 | } | |
233 | else { | |
234 | MAGIC* mg; | |
235 | ||
236 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
237 | mg = mg_find(sv, 'g'); | |
238 | if (mg && mg->mg_len >= 0) { | |
239 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
240 | RETURN; | |
241 | } | |
242 | } | |
243 | RETPUSHUNDEF; | |
244 | } | |
245 | } | |
246 | ||
79072805 LW |
247 | PP(pp_rv2cv) |
248 | { | |
249 | dSP; | |
79072805 LW |
250 | GV *gv; |
251 | HV *stash; | |
8990e307 LW |
252 | |
253 | /* We always try to add a non-existent subroutine in case of AUTOLOAD. */ | |
254 | CV *cv = sv_2cv(TOPs, &stash, &gv, TRUE); | |
79072805 LW |
255 | |
256 | SETs((SV*)cv); | |
257 | RETURN; | |
258 | } | |
259 | ||
a0d0e21e LW |
260 | PP(pp_anoncode) |
261 | { | |
262 | dSP; | |
263 | XPUSHs(cSVOP->op_sv); | |
264 | RETURN; | |
265 | } | |
266 | ||
267 | PP(pp_srefgen) | |
79072805 LW |
268 | { |
269 | dSP; dTOPss; | |
270 | SV* rv; | |
8990e307 | 271 | rv = sv_newmortal(); |
ed6116ce | 272 | sv_upgrade(rv, SVt_RV); |
a0d0e21e LW |
273 | if (SvPADTMP(sv)) |
274 | sv = newSVsv(sv); | |
275 | else { | |
276 | SvTEMP_off(sv); | |
277 | (void)SvREFCNT_inc(sv); | |
278 | } | |
279 | SvRV(rv) = sv; | |
ed6116ce | 280 | SvROK_on(rv); |
79072805 LW |
281 | SETs(rv); |
282 | RETURN; | |
a0d0e21e LW |
283 | } |
284 | ||
285 | PP(pp_refgen) | |
286 | { | |
287 | dSP; dMARK; | |
288 | SV* sv; | |
289 | SV* rv; | |
290 | if (GIMME != G_ARRAY) { | |
291 | MARK[1] = *SP; | |
292 | SP = MARK + 1; | |
293 | } | |
294 | while (MARK < SP) { | |
295 | sv = *++MARK; | |
296 | rv = sv_newmortal(); | |
297 | sv_upgrade(rv, SVt_RV); | |
298 | if (SvPADTMP(sv)) | |
299 | sv = newSVsv(sv); | |
300 | else { | |
301 | SvTEMP_off(sv); | |
302 | (void)SvREFCNT_inc(sv); | |
303 | } | |
304 | SvRV(rv) = sv; | |
305 | SvROK_on(rv); | |
306 | *MARK = rv; | |
307 | } | |
308 | RETURN; | |
79072805 LW |
309 | } |
310 | ||
311 | PP(pp_ref) | |
312 | { | |
463ee0b2 LW |
313 | dSP; dTARGET; |
314 | SV *sv; | |
79072805 LW |
315 | char *pv; |
316 | ||
a0d0e21e LW |
317 | sv = POPs; |
318 | if (!sv || !SvROK(sv)) | |
463ee0b2 | 319 | RETPUSHUNDEF; |
79072805 | 320 | |
ed6116ce | 321 | sv = SvRV(sv); |
a0d0e21e | 322 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 323 | PUSHp(pv, strlen(pv)); |
79072805 LW |
324 | RETURN; |
325 | } | |
326 | ||
327 | PP(pp_bless) | |
328 | { | |
463ee0b2 | 329 | dSP; |
463ee0b2 | 330 | HV *stash; |
79072805 | 331 | |
463ee0b2 LW |
332 | if (MAXARG == 1) |
333 | stash = curcop->cop_stash; | |
334 | else | |
a0d0e21e LW |
335 | stash = gv_stashsv(POPs, TRUE); |
336 | ||
337 | (void)sv_bless(TOPs, stash); | |
79072805 LW |
338 | RETURN; |
339 | } | |
340 | ||
a0d0e21e | 341 | /* Pattern matching */ |
79072805 | 342 | |
a0d0e21e | 343 | PP(pp_study) |
79072805 LW |
344 | { |
345 | dSP; dTARGET; | |
a0d0e21e LW |
346 | register unsigned char *s; |
347 | register I32 pos; | |
348 | register I32 ch; | |
349 | register I32 *sfirst; | |
350 | register I32 *snext; | |
351 | I32 retval; | |
352 | STRLEN len; | |
353 | ||
354 | s = (unsigned char*)(SvPV(TARG, len)); | |
355 | pos = len; | |
356 | if (lastscream) | |
357 | SvSCREAM_off(lastscream); | |
358 | lastscream = TARG; | |
359 | if (pos <= 0) { | |
360 | retval = 0; | |
361 | goto ret; | |
362 | } | |
363 | if (pos > maxscream) { | |
364 | if (maxscream < 0) { | |
365 | maxscream = pos + 80; | |
366 | New(301, screamfirst, 256, I32); | |
367 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
368 | } |
369 | else { | |
a0d0e21e LW |
370 | maxscream = pos + pos / 4; |
371 | Renew(screamnext, maxscream, I32); | |
79072805 | 372 | } |
79072805 | 373 | } |
a0d0e21e LW |
374 | |
375 | sfirst = screamfirst; | |
376 | snext = screamnext; | |
377 | ||
378 | if (!sfirst || !snext) | |
379 | DIE("do_study: out of memory"); | |
380 | ||
381 | for (ch = 256; ch; --ch) | |
382 | *sfirst++ = -1; | |
383 | sfirst -= 256; | |
384 | ||
385 | while (--pos >= 0) { | |
386 | ch = s[pos]; | |
387 | if (sfirst[ch] >= 0) | |
388 | snext[pos] = sfirst[ch] - pos; | |
389 | else | |
390 | snext[pos] = -pos; | |
391 | sfirst[ch] = pos; | |
392 | ||
393 | /* If there were any case insensitive searches, we must assume they | |
394 | * all are. This speeds up insensitive searches much more than | |
395 | * it slows down sensitive ones. | |
396 | */ | |
397 | if (sawi) | |
398 | sfirst[fold[ch]] = pos; | |
79072805 LW |
399 | } |
400 | ||
a0d0e21e LW |
401 | SvSCREAM_on(TARG); |
402 | retval = 1; | |
403 | ret: | |
404 | XPUSHs(sv_2mortal(newSViv((I32)retval))); | |
79072805 LW |
405 | RETURN; |
406 | } | |
407 | ||
a0d0e21e | 408 | PP(pp_trans) |
79072805 | 409 | { |
a0d0e21e LW |
410 | dSP; dTARG; |
411 | SV *sv; | |
412 | ||
413 | if (op->op_flags & OPf_STACKED) | |
414 | sv = POPs; | |
79072805 | 415 | else { |
a0d0e21e LW |
416 | sv = GvSV(defgv); |
417 | EXTEND(SP,1); | |
79072805 | 418 | } |
a0d0e21e LW |
419 | TARG = NEWSV(27,0); |
420 | PUSHi(do_trans(sv, op)); | |
421 | RETURN; | |
79072805 LW |
422 | } |
423 | ||
a0d0e21e | 424 | /* Lvalue operators. */ |
79072805 | 425 | |
a0d0e21e LW |
426 | PP(pp_schop) |
427 | { | |
428 | dSP; dTARGET; | |
429 | do_chop(TARG, TOPs); | |
430 | SETTARG; | |
431 | RETURN; | |
79072805 LW |
432 | } |
433 | ||
a0d0e21e | 434 | PP(pp_chop) |
79072805 | 435 | { |
a0d0e21e LW |
436 | dSP; dMARK; dTARGET; |
437 | while (SP > MARK) | |
438 | do_chop(TARG, POPs); | |
439 | PUSHTARG; | |
440 | RETURN; | |
79072805 LW |
441 | } |
442 | ||
a0d0e21e | 443 | PP(pp_schomp) |
79072805 | 444 | { |
a0d0e21e LW |
445 | dSP; dTARGET; |
446 | SETi(do_chomp(TOPs)); | |
447 | RETURN; | |
79072805 LW |
448 | } |
449 | ||
a0d0e21e | 450 | PP(pp_chomp) |
79072805 | 451 | { |
a0d0e21e LW |
452 | dSP; dMARK; dTARGET; |
453 | register I32 count = 0; | |
454 | ||
455 | while (SP > MARK) | |
456 | count += do_chomp(POPs); | |
457 | PUSHi(count); | |
458 | RETURN; | |
79072805 LW |
459 | } |
460 | ||
a0d0e21e | 461 | PP(pp_defined) |
463ee0b2 | 462 | { |
a0d0e21e LW |
463 | dSP; |
464 | register SV* sv; | |
465 | ||
466 | sv = POPs; | |
467 | if (!sv || !SvANY(sv)) | |
468 | RETPUSHNO; | |
469 | switch (SvTYPE(sv)) { | |
470 | case SVt_PVAV: | |
471 | if (AvMAX(sv) >= 0) | |
472 | RETPUSHYES; | |
473 | break; | |
474 | case SVt_PVHV: | |
475 | if (HvARRAY(sv)) | |
476 | RETPUSHYES; | |
477 | break; | |
478 | case SVt_PVCV: | |
479 | if (CvROOT(sv) || CvXSUB(sv)) | |
480 | RETPUSHYES; | |
481 | break; | |
482 | default: | |
483 | if (SvGMAGICAL(sv)) | |
484 | mg_get(sv); | |
485 | if (SvOK(sv)) | |
486 | RETPUSHYES; | |
487 | } | |
488 | RETPUSHNO; | |
463ee0b2 LW |
489 | } |
490 | ||
a0d0e21e LW |
491 | PP(pp_undef) |
492 | { | |
79072805 | 493 | dSP; |
a0d0e21e LW |
494 | SV *sv; |
495 | ||
496 | if (!op->op_private) | |
497 | RETPUSHUNDEF; | |
79072805 | 498 | |
a0d0e21e LW |
499 | sv = POPs; |
500 | if (!sv) | |
501 | RETPUSHUNDEF; | |
85e6fe83 | 502 | |
a0d0e21e LW |
503 | if (SvTHINKFIRST(sv)) { |
504 | if (SvREADONLY(sv)) | |
505 | RETPUSHUNDEF; | |
506 | if (SvROK(sv)) | |
507 | sv_unref(sv); | |
85e6fe83 LW |
508 | } |
509 | ||
a0d0e21e LW |
510 | switch (SvTYPE(sv)) { |
511 | case SVt_NULL: | |
512 | break; | |
513 | case SVt_PVAV: | |
514 | av_undef((AV*)sv); | |
515 | break; | |
516 | case SVt_PVHV: | |
517 | hv_undef((HV*)sv); | |
518 | break; | |
519 | case SVt_PVCV: | |
520 | cv_undef((CV*)sv); | |
521 | sub_generation++; | |
522 | break; | |
523 | default: | |
524 | if (sv != GvSV(defgv)) { | |
525 | if (SvPOK(sv) && SvLEN(sv)) { | |
526 | (void)SvOOK_off(sv); | |
527 | Safefree(SvPVX(sv)); | |
528 | SvPV_set(sv, Nullch); | |
529 | SvLEN_set(sv, 0); | |
530 | } | |
531 | (void)SvOK_off(sv); | |
532 | SvSETMAGIC(sv); | |
533 | } | |
79072805 | 534 | } |
a0d0e21e LW |
535 | |
536 | RETPUSHUNDEF; | |
79072805 LW |
537 | } |
538 | ||
a0d0e21e | 539 | PP(pp_predec) |
79072805 | 540 | { |
a0d0e21e LW |
541 | dSP; |
542 | sv_dec(TOPs); | |
543 | SvSETMAGIC(TOPs); | |
544 | return NORMAL; | |
545 | } | |
79072805 | 546 | |
a0d0e21e LW |
547 | PP(pp_postinc) |
548 | { | |
549 | dSP; dTARGET; | |
550 | sv_setsv(TARG, TOPs); | |
551 | sv_inc(TOPs); | |
552 | SvSETMAGIC(TOPs); | |
553 | if (!SvOK(TARG)) | |
554 | sv_setiv(TARG, 0); | |
555 | SETs(TARG); | |
556 | return NORMAL; | |
557 | } | |
79072805 | 558 | |
a0d0e21e LW |
559 | PP(pp_postdec) |
560 | { | |
561 | dSP; dTARGET; | |
562 | sv_setsv(TARG, TOPs); | |
563 | sv_dec(TOPs); | |
564 | SvSETMAGIC(TOPs); | |
565 | SETs(TARG); | |
566 | return NORMAL; | |
567 | } | |
79072805 | 568 | |
a0d0e21e LW |
569 | /* Ordinary operators. */ |
570 | ||
571 | PP(pp_pow) | |
572 | { | |
573 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
574 | { | |
575 | dPOPTOPnnrl; | |
576 | SETn( pow( left, right) ); | |
577 | RETURN; | |
93a17b20 | 578 | } |
a0d0e21e LW |
579 | } |
580 | ||
581 | PP(pp_multiply) | |
582 | { | |
583 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
584 | { | |
585 | dPOPTOPnnrl; | |
586 | SETn( left * right ); | |
587 | RETURN; | |
79072805 | 588 | } |
a0d0e21e LW |
589 | } |
590 | ||
591 | PP(pp_divide) | |
592 | { | |
593 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
594 | { | |
595 | dPOPnv; | |
596 | if (value == 0.0) | |
597 | DIE("Illegal division by zero"); | |
598 | #ifdef SLOPPYDIVIDE | |
599 | /* insure that 20./5. == 4. */ | |
600 | { | |
601 | double x; | |
602 | I32 k; | |
603 | x = POPn; | |
604 | if ((double)I_32(x) == x && | |
605 | (double)I_32(value) == value && | |
606 | (k = I_32(x)/I_32(value))*I_32(value) == I_32(x)) { | |
607 | value = k; | |
608 | } else { | |
609 | value = x/value; | |
79072805 | 610 | } |
a0d0e21e LW |
611 | } |
612 | #else | |
613 | value = POPn / value; | |
614 | #endif | |
615 | PUSHn( value ); | |
616 | RETURN; | |
79072805 | 617 | } |
a0d0e21e LW |
618 | } |
619 | ||
620 | PP(pp_modulo) | |
621 | { | |
622 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
623 | { | |
624 | register unsigned long tmpulong; | |
625 | register long tmplong; | |
626 | I32 value; | |
627 | ||
628 | tmpulong = (unsigned long) POPn; | |
629 | if (tmpulong == 0L) | |
630 | DIE("Illegal modulus zero"); | |
631 | value = TOPn; | |
632 | if (value >= 0.0) | |
633 | value = (I32)(((unsigned long)value) % tmpulong); | |
634 | else { | |
635 | tmplong = (long)value; | |
636 | value = (I32)(tmpulong - ((-tmplong - 1) % tmpulong)) - 1; | |
637 | } | |
638 | SETi(value); | |
639 | RETURN; | |
79072805 | 640 | } |
a0d0e21e | 641 | } |
79072805 | 642 | |
a0d0e21e LW |
643 | PP(pp_repeat) |
644 | { | |
645 | dSP; dATARGET; | |
646 | register I32 count = POPi; | |
647 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
648 | dMARK; | |
649 | I32 items = SP - MARK; | |
650 | I32 max; | |
79072805 | 651 | |
a0d0e21e LW |
652 | max = items * count; |
653 | MEXTEND(MARK, max); | |
654 | if (count > 1) { | |
655 | while (SP > MARK) { | |
656 | if (*SP) | |
657 | SvTEMP_off((*SP)); | |
658 | SP--; | |
79072805 | 659 | } |
a0d0e21e LW |
660 | MARK++; |
661 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
662 | items * sizeof(SV*), count - 1); | |
663 | SP += max; | |
79072805 | 664 | } |
a0d0e21e LW |
665 | else if (count <= 0) |
666 | SP -= items; | |
79072805 | 667 | } |
a0d0e21e LW |
668 | else { /* Note: mark already snarfed by pp_list */ |
669 | SV *tmpstr; | |
670 | STRLEN len; | |
671 | ||
672 | tmpstr = POPs; | |
673 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
674 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
675 | DIE("Can't x= to readonly value"); | |
676 | if (SvROK(tmpstr)) | |
677 | sv_unref(tmpstr); | |
93a17b20 | 678 | } |
a0d0e21e LW |
679 | SvSetSV(TARG, tmpstr); |
680 | SvPV_force(TARG, len); | |
681 | if (count >= 1) { | |
682 | SvGROW(TARG, (count * len) + 1); | |
683 | if (count > 1) | |
684 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); | |
685 | SvCUR(TARG) *= count; | |
686 | *SvEND(TARG) = '\0'; | |
687 | (void)SvPOK_only(TARG); | |
688 | } | |
689 | else | |
690 | sv_setsv(TARG, &sv_no); | |
691 | PUSHTARG; | |
79072805 | 692 | } |
a0d0e21e LW |
693 | RETURN; |
694 | } | |
79072805 | 695 | |
a0d0e21e LW |
696 | PP(pp_subtract) |
697 | { | |
698 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
699 | { | |
700 | dPOPTOPnnrl; | |
701 | SETn( left - right ); | |
702 | RETURN; | |
79072805 | 703 | } |
a0d0e21e | 704 | } |
79072805 | 705 | |
a0d0e21e LW |
706 | PP(pp_left_shift) |
707 | { | |
708 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
709 | { | |
710 | dPOPTOPiirl; | |
711 | SETi( left << right ); | |
712 | RETURN; | |
79072805 | 713 | } |
a0d0e21e | 714 | } |
79072805 | 715 | |
a0d0e21e LW |
716 | PP(pp_right_shift) |
717 | { | |
718 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
719 | { | |
720 | dPOPTOPiirl; | |
721 | SETi( left >> right ); | |
722 | RETURN; | |
93a17b20 | 723 | } |
79072805 LW |
724 | } |
725 | ||
a0d0e21e | 726 | PP(pp_lt) |
79072805 | 727 | { |
a0d0e21e LW |
728 | dSP; tryAMAGICbinSET(lt,0); |
729 | { | |
730 | dPOPnv; | |
731 | SETs((TOPn < value) ? &sv_yes : &sv_no); | |
732 | RETURN; | |
79072805 | 733 | } |
a0d0e21e | 734 | } |
79072805 | 735 | |
a0d0e21e LW |
736 | PP(pp_gt) |
737 | { | |
738 | dSP; tryAMAGICbinSET(gt,0); | |
739 | { | |
740 | dPOPnv; | |
741 | SETs((TOPn > value) ? &sv_yes : &sv_no); | |
742 | RETURN; | |
79072805 | 743 | } |
a0d0e21e LW |
744 | } |
745 | ||
746 | PP(pp_le) | |
747 | { | |
748 | dSP; tryAMAGICbinSET(le,0); | |
749 | { | |
750 | dPOPnv; | |
751 | SETs((TOPn <= value) ? &sv_yes : &sv_no); | |
752 | RETURN; | |
79072805 | 753 | } |
a0d0e21e LW |
754 | } |
755 | ||
756 | PP(pp_ge) | |
757 | { | |
758 | dSP; tryAMAGICbinSET(ge,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_ne) |
767 | { | |
768 | dSP; tryAMAGICbinSET(ne,0); | |
769 | { | |
770 | dPOPnv; | |
771 | SETs((TOPn != value) ? &sv_yes : &sv_no); | |
772 | RETURN; | |
773 | } | |
79072805 LW |
774 | } |
775 | ||
a0d0e21e | 776 | PP(pp_ncmp) |
79072805 | 777 | { |
a0d0e21e LW |
778 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
779 | { | |
780 | dPOPTOPnnrl; | |
781 | I32 value; | |
79072805 | 782 | |
a0d0e21e LW |
783 | if (left > right) |
784 | value = 1; | |
785 | else if (left < right) | |
786 | value = -1; | |
787 | else | |
788 | value = 0; | |
789 | SETi(value); | |
790 | RETURN; | |
79072805 | 791 | } |
a0d0e21e | 792 | } |
79072805 | 793 | |
a0d0e21e LW |
794 | PP(pp_slt) |
795 | { | |
796 | dSP; tryAMAGICbinSET(slt,0); | |
797 | { | |
798 | dPOPTOPssrl; | |
799 | SETs( sv_cmp(left, right) < 0 ? &sv_yes : &sv_no ); | |
800 | RETURN; | |
801 | } | |
79072805 LW |
802 | } |
803 | ||
a0d0e21e | 804 | PP(pp_sgt) |
79072805 | 805 | { |
a0d0e21e LW |
806 | dSP; tryAMAGICbinSET(sgt,0); |
807 | { | |
808 | dPOPTOPssrl; | |
809 | SETs( sv_cmp(left, right) > 0 ? &sv_yes : &sv_no ); | |
810 | RETURN; | |
811 | } | |
812 | } | |
79072805 | 813 | |
a0d0e21e LW |
814 | PP(pp_sle) |
815 | { | |
816 | dSP; tryAMAGICbinSET(sle,0); | |
817 | { | |
818 | dPOPTOPssrl; | |
819 | SETs( sv_cmp(left, right) <= 0 ? &sv_yes : &sv_no ); | |
820 | RETURN; | |
79072805 | 821 | } |
79072805 LW |
822 | } |
823 | ||
a0d0e21e LW |
824 | PP(pp_sge) |
825 | { | |
826 | dSP; tryAMAGICbinSET(sge,0); | |
827 | { | |
828 | dPOPTOPssrl; | |
829 | SETs( sv_cmp(left, right) >= 0 ? &sv_yes : &sv_no ); | |
830 | RETURN; | |
831 | } | |
832 | } | |
79072805 | 833 | |
a0d0e21e | 834 | PP(pp_sne) |
79072805 | 835 | { |
a0d0e21e LW |
836 | dSP; tryAMAGICbinSET(sne,0); |
837 | { | |
838 | dPOPTOPssrl; | |
839 | SETs( !sv_eq(left, right) ? &sv_yes : &sv_no ); | |
840 | RETURN; | |
463ee0b2 | 841 | } |
79072805 LW |
842 | } |
843 | ||
a0d0e21e | 844 | PP(pp_scmp) |
79072805 | 845 | { |
a0d0e21e LW |
846 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
847 | { | |
848 | dPOPTOPssrl; | |
849 | SETi( sv_cmp(left, right) ); | |
850 | RETURN; | |
851 | } | |
852 | } | |
79072805 | 853 | |
a0d0e21e LW |
854 | PP(pp_bit_and) { |
855 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); | |
856 | { | |
857 | dPOPTOPssrl; | |
858 | if (SvNIOK(left) || SvNIOK(right)) { | |
859 | unsigned long value = U_L(SvNV(left)); | |
860 | value = value & U_L(SvNV(right)); | |
861 | SETn((double)value); | |
862 | } | |
863 | else { | |
864 | do_vop(op->op_type, TARG, left, right); | |
865 | SETTARG; | |
866 | } | |
867 | RETURN; | |
868 | } | |
869 | } | |
79072805 | 870 | |
a0d0e21e LW |
871 | PP(pp_bit_xor) |
872 | { | |
873 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
874 | { | |
875 | dPOPTOPssrl; | |
876 | if (SvNIOK(left) || SvNIOK(right)) { | |
877 | unsigned long value = U_L(SvNV(left)); | |
878 | value = value ^ U_L(SvNV(right)); | |
879 | SETn((double)value); | |
880 | } | |
881 | else { | |
882 | do_vop(op->op_type, TARG, left, right); | |
883 | SETTARG; | |
884 | } | |
885 | RETURN; | |
886 | } | |
887 | } | |
79072805 | 888 | |
a0d0e21e LW |
889 | PP(pp_bit_or) |
890 | { | |
891 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
892 | { | |
893 | dPOPTOPssrl; | |
894 | if (SvNIOK(left) || SvNIOK(right)) { | |
895 | unsigned long value = U_L(SvNV(left)); | |
896 | value = value | U_L(SvNV(right)); | |
897 | SETn((double)value); | |
898 | } | |
899 | else { | |
900 | do_vop(op->op_type, TARG, left, right); | |
901 | SETTARG; | |
902 | } | |
903 | RETURN; | |
79072805 | 904 | } |
a0d0e21e | 905 | } |
79072805 | 906 | |
a0d0e21e LW |
907 | PP(pp_negate) |
908 | { | |
909 | dSP; dTARGET; tryAMAGICun(neg); | |
910 | { | |
911 | dTOPss; | |
912 | if (SvNIOK(sv)) | |
913 | SETn(-SvNV(sv)); | |
914 | else if (SvPOK(sv)) { | |
915 | STRLEN len; | |
916 | char *s = SvPV(sv, len); | |
917 | if (isALPHA(*s) || *s == '_') { | |
918 | sv_setpvn(TARG, "-", 1); | |
919 | sv_catsv(TARG, sv); | |
79072805 | 920 | } |
a0d0e21e LW |
921 | else if (*s == '+' || *s == '-') { |
922 | sv_setsv(TARG, sv); | |
923 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
924 | } |
925 | else | |
a0d0e21e LW |
926 | sv_setnv(TARG, -SvNV(sv)); |
927 | SETTARG; | |
79072805 LW |
928 | } |
929 | } | |
a0d0e21e | 930 | RETURN; |
79072805 LW |
931 | } |
932 | ||
a0d0e21e | 933 | PP(pp_not) |
79072805 | 934 | { |
a0d0e21e LW |
935 | #ifdef OVERLOAD |
936 | dSP; tryAMAGICunSET(not); | |
937 | #endif /* OVERLOAD */ | |
938 | *stack_sp = SvTRUE(*stack_sp) ? &sv_no : &sv_yes; | |
939 | return NORMAL; | |
79072805 LW |
940 | } |
941 | ||
a0d0e21e | 942 | PP(pp_complement) |
79072805 | 943 | { |
a0d0e21e LW |
944 | dSP; dTARGET; tryAMAGICun(compl); |
945 | { | |
946 | dTOPss; | |
947 | register I32 anum; | |
948 | ||
949 | if (SvNIOK(sv)) { | |
950 | SETi( ~SvIV(sv) ); | |
951 | } | |
952 | else { | |
953 | register char *tmps; | |
954 | register long *tmpl; | |
955 | STRLEN len; | |
956 | ||
957 | SvSetSV(TARG, sv); | |
958 | tmps = SvPV_force(TARG, len); | |
959 | anum = len; | |
960 | #ifdef LIBERAL | |
961 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
962 | *tmps = ~*tmps; | |
963 | tmpl = (long*)tmps; | |
964 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
965 | *tmpl = ~*tmpl; | |
966 | tmps = (char*)tmpl; | |
967 | #endif | |
968 | for ( ; anum > 0; anum--, tmps++) | |
969 | *tmps = ~*tmps; | |
970 | ||
971 | SETs(TARG); | |
972 | } | |
973 | RETURN; | |
974 | } | |
79072805 LW |
975 | } |
976 | ||
a0d0e21e LW |
977 | /* integer versions of some of the above */ |
978 | ||
979 | PP(pp_i_preinc) | |
79072805 | 980 | { |
a0d0e21e LW |
981 | #ifndef OVERLOAD |
982 | dSP; dTOPiv; | |
983 | sv_setiv(TOPs, value + 1); | |
984 | SvSETMAGIC(TOPs); | |
985 | #else | |
79072805 | 986 | dSP; |
a0d0e21e LW |
987 | if (SvAMAGIC(TOPs) ) { |
988 | sv_inc(TOPs); | |
989 | } else { | |
990 | dTOPiv; | |
991 | sv_setiv(TOPs, value + 1); | |
992 | SvSETMAGIC(TOPs); | |
79072805 | 993 | } |
a0d0e21e LW |
994 | #endif /* OVERLOAD */ |
995 | return NORMAL; | |
79072805 LW |
996 | } |
997 | ||
a0d0e21e | 998 | PP(pp_i_predec) |
79072805 | 999 | { |
a0d0e21e LW |
1000 | #ifndef OVERLOAD |
1001 | dSP; dTOPiv; | |
1002 | sv_setiv(TOPs, value - 1); | |
79072805 | 1003 | SvSETMAGIC(TOPs); |
a0d0e21e | 1004 | #else |
79072805 | 1005 | dSP; |
a0d0e21e LW |
1006 | if (SvAMAGIC(TOPs)) { |
1007 | sv_dec(TOPs); | |
1008 | } else { | |
1009 | dTOPiv; | |
1010 | sv_setiv(TOPs, value - 1); | |
1011 | SvSETMAGIC(TOPs); | |
1012 | } | |
1013 | #endif /* OVERLOAD */ | |
79072805 LW |
1014 | return NORMAL; |
1015 | } | |
1016 | ||
a0d0e21e | 1017 | PP(pp_i_postinc) |
79072805 LW |
1018 | { |
1019 | dSP; dTARGET; | |
1020 | sv_setsv(TARG, TOPs); | |
a0d0e21e LW |
1021 | #ifndef OVERLOAD |
1022 | sv_setiv(TOPs, SvIV(TOPs) + 1); | |
79072805 | 1023 | SvSETMAGIC(TOPs); |
a0d0e21e LW |
1024 | #else |
1025 | if (SvAMAGIC(TOPs) ) { | |
1026 | sv_inc(TOPs); | |
1027 | } else { | |
1028 | sv_setiv(TOPs, SvIV(TOPs) + 1); | |
1029 | SvSETMAGIC(TOPs); | |
1030 | } | |
1031 | #endif /* OVERLOAD */ | |
8990e307 LW |
1032 | if (!SvOK(TARG)) |
1033 | sv_setiv(TARG, 0); | |
79072805 LW |
1034 | SETs(TARG); |
1035 | return NORMAL; | |
1036 | } | |
1037 | ||
a0d0e21e | 1038 | PP(pp_i_postdec) |
79072805 LW |
1039 | { |
1040 | dSP; dTARGET; | |
1041 | sv_setsv(TARG, TOPs); | |
a0d0e21e LW |
1042 | #ifndef OVERLOAD |
1043 | sv_setiv(TOPs, SvIV(TOPs) - 1); | |
79072805 | 1044 | SvSETMAGIC(TOPs); |
a0d0e21e LW |
1045 | #else |
1046 | if (SvAMAGIC(TOPs) ) { | |
1047 | sv_dec(TOPs); | |
1048 | } else { | |
1049 | sv_setiv(TOPs, SvIV(TOPs) - 1); | |
1050 | SvSETMAGIC(TOPs); | |
1051 | } | |
1052 | #endif /* OVERLOAD */ | |
79072805 LW |
1053 | SETs(TARG); |
1054 | return NORMAL; | |
1055 | } | |
1056 | ||
a0d0e21e | 1057 | PP(pp_i_multiply) |
79072805 | 1058 | { |
a0d0e21e LW |
1059 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1060 | { | |
1061 | dPOPTOPiirl; | |
1062 | SETi( left * right ); | |
1063 | RETURN; | |
1064 | } | |
79072805 LW |
1065 | } |
1066 | ||
a0d0e21e | 1067 | PP(pp_i_divide) |
79072805 | 1068 | { |
a0d0e21e LW |
1069 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1070 | { | |
1071 | dPOPiv; | |
1072 | if (value == 0) | |
1073 | DIE("Illegal division by zero"); | |
1074 | value = POPi / value; | |
1075 | PUSHi( value ); | |
1076 | RETURN; | |
1077 | } | |
79072805 LW |
1078 | } |
1079 | ||
a0d0e21e | 1080 | PP(pp_i_modulo) |
79072805 | 1081 | { |
a0d0e21e | 1082 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1083 | { |
a0d0e21e LW |
1084 | dPOPTOPiirl; |
1085 | SETi( left % right ); | |
1086 | RETURN; | |
79072805 | 1087 | } |
79072805 LW |
1088 | } |
1089 | ||
a0d0e21e | 1090 | PP(pp_i_add) |
79072805 | 1091 | { |
a0d0e21e LW |
1092 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1093 | { | |
1094 | dPOPTOPiirl; | |
1095 | SETi( left + right ); | |
1096 | RETURN; | |
79072805 | 1097 | } |
79072805 LW |
1098 | } |
1099 | ||
a0d0e21e | 1100 | PP(pp_i_subtract) |
79072805 | 1101 | { |
a0d0e21e LW |
1102 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1103 | { | |
1104 | dPOPTOPiirl; | |
1105 | SETi( left - right ); | |
1106 | RETURN; | |
79072805 | 1107 | } |
79072805 LW |
1108 | } |
1109 | ||
a0d0e21e | 1110 | PP(pp_i_lt) |
79072805 | 1111 | { |
a0d0e21e LW |
1112 | dSP; tryAMAGICbinSET(lt,0); |
1113 | { | |
1114 | dPOPTOPiirl; | |
1115 | SETs((left < right) ? &sv_yes : &sv_no); | |
1116 | RETURN; | |
1117 | } | |
79072805 LW |
1118 | } |
1119 | ||
a0d0e21e | 1120 | PP(pp_i_gt) |
79072805 | 1121 | { |
a0d0e21e LW |
1122 | dSP; tryAMAGICbinSET(gt,0); |
1123 | { | |
1124 | dPOPTOPiirl; | |
1125 | SETs((left > right) ? &sv_yes : &sv_no); | |
1126 | RETURN; | |
1127 | } | |
79072805 LW |
1128 | } |
1129 | ||
a0d0e21e | 1130 | PP(pp_i_le) |
79072805 | 1131 | { |
a0d0e21e LW |
1132 | dSP; tryAMAGICbinSET(le,0); |
1133 | { | |
1134 | dPOPTOPiirl; | |
1135 | SETs((left <= right) ? &sv_yes : &sv_no); | |
1136 | RETURN; | |
85e6fe83 | 1137 | } |
79072805 LW |
1138 | } |
1139 | ||
a0d0e21e | 1140 | PP(pp_i_ge) |
79072805 | 1141 | { |
a0d0e21e LW |
1142 | dSP; tryAMAGICbinSET(ge,0); |
1143 | { | |
1144 | dPOPTOPiirl; | |
1145 | SETs((left >= right) ? &sv_yes : &sv_no); | |
1146 | RETURN; | |
1147 | } | |
79072805 LW |
1148 | } |
1149 | ||
a0d0e21e | 1150 | PP(pp_i_eq) |
79072805 | 1151 | { |
a0d0e21e LW |
1152 | dSP; tryAMAGICbinSET(eq,0); |
1153 | { | |
1154 | dPOPTOPiirl; | |
1155 | SETs((left == right) ? &sv_yes : &sv_no); | |
1156 | RETURN; | |
1157 | } | |
79072805 LW |
1158 | } |
1159 | ||
a0d0e21e | 1160 | PP(pp_i_ne) |
79072805 | 1161 | { |
a0d0e21e LW |
1162 | dSP; tryAMAGICbinSET(ne,0); |
1163 | { | |
1164 | dPOPTOPiirl; | |
1165 | SETs((left != right) ? &sv_yes : &sv_no); | |
1166 | RETURN; | |
1167 | } | |
79072805 LW |
1168 | } |
1169 | ||
a0d0e21e | 1170 | PP(pp_i_ncmp) |
79072805 | 1171 | { |
a0d0e21e LW |
1172 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1173 | { | |
1174 | dPOPTOPiirl; | |
1175 | I32 value; | |
79072805 | 1176 | |
a0d0e21e | 1177 | if (left > right) |
79072805 | 1178 | value = 1; |
a0d0e21e | 1179 | else if (left < right) |
79072805 | 1180 | value = -1; |
a0d0e21e | 1181 | else |
79072805 | 1182 | value = 0; |
a0d0e21e LW |
1183 | SETi(value); |
1184 | RETURN; | |
79072805 | 1185 | } |
85e6fe83 LW |
1186 | } |
1187 | ||
1188 | PP(pp_i_negate) | |
1189 | { | |
a0d0e21e | 1190 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1191 | SETi(-TOPi); |
1192 | RETURN; | |
1193 | } | |
1194 | ||
79072805 LW |
1195 | /* High falutin' math. */ |
1196 | ||
1197 | PP(pp_atan2) | |
1198 | { | |
a0d0e21e LW |
1199 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1200 | { | |
1201 | dPOPTOPnnrl; | |
1202 | SETn(atan2(left, right)); | |
1203 | RETURN; | |
1204 | } | |
79072805 LW |
1205 | } |
1206 | ||
1207 | PP(pp_sin) | |
1208 | { | |
a0d0e21e LW |
1209 | dSP; dTARGET; tryAMAGICun(sin); |
1210 | { | |
1211 | double value; | |
1212 | value = POPn; | |
1213 | value = sin(value); | |
1214 | XPUSHn(value); | |
1215 | RETURN; | |
1216 | } | |
79072805 LW |
1217 | } |
1218 | ||
1219 | PP(pp_cos) | |
1220 | { | |
a0d0e21e LW |
1221 | dSP; dTARGET; tryAMAGICun(cos); |
1222 | { | |
1223 | double value; | |
1224 | value = POPn; | |
1225 | value = cos(value); | |
1226 | XPUSHn(value); | |
1227 | RETURN; | |
1228 | } | |
79072805 LW |
1229 | } |
1230 | ||
1231 | PP(pp_rand) | |
1232 | { | |
1233 | dSP; dTARGET; | |
1234 | double value; | |
1235 | if (MAXARG < 1) | |
1236 | value = 1.0; | |
1237 | else | |
1238 | value = POPn; | |
1239 | if (value == 0.0) | |
1240 | value = 1.0; | |
1241 | #if RANDBITS == 31 | |
1242 | value = rand() * value / 2147483648.0; | |
1243 | #else | |
1244 | #if RANDBITS == 16 | |
1245 | value = rand() * value / 65536.0; | |
1246 | #else | |
1247 | #if RANDBITS == 15 | |
1248 | value = rand() * value / 32768.0; | |
1249 | #else | |
1250 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1251 | #endif | |
1252 | #endif | |
1253 | #endif | |
1254 | XPUSHn(value); | |
1255 | RETURN; | |
1256 | } | |
1257 | ||
1258 | PP(pp_srand) | |
1259 | { | |
1260 | dSP; | |
1261 | I32 anum; | |
85e6fe83 | 1262 | Time_t when; |
79072805 LW |
1263 | |
1264 | if (MAXARG < 1) { | |
1265 | (void)time(&when); | |
1266 | anum = when; | |
1267 | } | |
1268 | else | |
1269 | anum = POPi; | |
1270 | (void)srand(anum); | |
1271 | EXTEND(SP, 1); | |
1272 | RETPUSHYES; | |
1273 | } | |
1274 | ||
1275 | PP(pp_exp) | |
1276 | { | |
a0d0e21e LW |
1277 | dSP; dTARGET; tryAMAGICun(exp); |
1278 | { | |
1279 | double value; | |
1280 | value = POPn; | |
1281 | value = exp(value); | |
1282 | XPUSHn(value); | |
1283 | RETURN; | |
1284 | } | |
79072805 LW |
1285 | } |
1286 | ||
1287 | PP(pp_log) | |
1288 | { | |
a0d0e21e LW |
1289 | dSP; dTARGET; tryAMAGICun(log); |
1290 | { | |
1291 | double value; | |
1292 | value = POPn; | |
1293 | if (value <= 0.0) | |
2304df62 | 1294 | DIE("Can't take log of %g", value); |
a0d0e21e LW |
1295 | value = log(value); |
1296 | XPUSHn(value); | |
1297 | RETURN; | |
1298 | } | |
79072805 LW |
1299 | } |
1300 | ||
1301 | PP(pp_sqrt) | |
1302 | { | |
a0d0e21e LW |
1303 | dSP; dTARGET; tryAMAGICun(sqrt); |
1304 | { | |
1305 | double value; | |
1306 | value = POPn; | |
1307 | if (value < 0.0) | |
2304df62 | 1308 | DIE("Can't take sqrt of %g", value); |
a0d0e21e LW |
1309 | value = sqrt(value); |
1310 | XPUSHn(value); | |
1311 | RETURN; | |
1312 | } | |
79072805 LW |
1313 | } |
1314 | ||
1315 | PP(pp_int) | |
1316 | { | |
1317 | dSP; dTARGET; | |
1318 | double value; | |
a0d0e21e | 1319 | value = POPn; |
79072805 LW |
1320 | if (value >= 0.0) |
1321 | (void)modf(value, &value); | |
1322 | else { | |
1323 | (void)modf(-value, &value); | |
1324 | value = -value; | |
1325 | } | |
1326 | XPUSHn(value); | |
1327 | RETURN; | |
1328 | } | |
1329 | ||
463ee0b2 LW |
1330 | PP(pp_abs) |
1331 | { | |
a0d0e21e LW |
1332 | dSP; dTARGET; tryAMAGICun(abs); |
1333 | { | |
1334 | double value; | |
1335 | value = POPn; | |
463ee0b2 | 1336 | |
a0d0e21e | 1337 | if (value < 0.0) |
463ee0b2 LW |
1338 | value = -value; |
1339 | ||
a0d0e21e LW |
1340 | XPUSHn(value); |
1341 | RETURN; | |
1342 | } | |
463ee0b2 LW |
1343 | } |
1344 | ||
79072805 LW |
1345 | PP(pp_hex) |
1346 | { | |
1347 | dSP; dTARGET; | |
1348 | char *tmps; | |
1349 | I32 argtype; | |
1350 | ||
a0d0e21e | 1351 | tmps = POPp; |
79072805 LW |
1352 | XPUSHi( scan_hex(tmps, 99, &argtype) ); |
1353 | RETURN; | |
1354 | } | |
1355 | ||
1356 | PP(pp_oct) | |
1357 | { | |
1358 | dSP; dTARGET; | |
1359 | I32 value; | |
1360 | I32 argtype; | |
1361 | char *tmps; | |
1362 | ||
a0d0e21e | 1363 | tmps = POPp; |
79072805 LW |
1364 | while (*tmps && (isSPACE(*tmps) || *tmps == '0')) |
1365 | tmps++; | |
1366 | if (*tmps == 'x') | |
1367 | value = (I32)scan_hex(++tmps, 99, &argtype); | |
1368 | else | |
1369 | value = (I32)scan_oct(tmps, 99, &argtype); | |
1370 | XPUSHi(value); | |
1371 | RETURN; | |
1372 | } | |
1373 | ||
1374 | /* String stuff. */ | |
1375 | ||
1376 | PP(pp_length) | |
1377 | { | |
1378 | dSP; dTARGET; | |
a0d0e21e | 1379 | SETi( sv_len(TOPs) ); |
79072805 LW |
1380 | RETURN; |
1381 | } | |
1382 | ||
1383 | PP(pp_substr) | |
1384 | { | |
1385 | dSP; dTARGET; | |
1386 | SV *sv; | |
1387 | I32 len; | |
463ee0b2 | 1388 | STRLEN curlen; |
79072805 LW |
1389 | I32 pos; |
1390 | I32 rem; | |
a0d0e21e | 1391 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1392 | char *tmps; |
a0d0e21e | 1393 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1394 | |
1395 | if (MAXARG > 2) | |
1396 | len = POPi; | |
1397 | pos = POPi - arybase; | |
1398 | sv = POPs; | |
a0d0e21e | 1399 | tmps = SvPV(sv, curlen); |
79072805 LW |
1400 | if (pos < 0) |
1401 | pos += curlen + arybase; | |
2304df62 | 1402 | if (pos < 0 || pos > curlen) { |
a0d0e21e | 1403 | if (dowarn || lvalue) |
2304df62 AD |
1404 | warn("substr outside of string"); |
1405 | RETPUSHUNDEF; | |
1406 | } | |
79072805 LW |
1407 | else { |
1408 | if (MAXARG < 3) | |
1409 | len = curlen; | |
a0d0e21e LW |
1410 | else if (len < 0) { |
1411 | len += curlen; | |
1412 | if (len < 0) | |
1413 | len = 0; | |
1414 | } | |
79072805 LW |
1415 | tmps += pos; |
1416 | rem = curlen - pos; /* rem=how many bytes left*/ | |
1417 | if (rem > len) | |
1418 | rem = len; | |
1419 | sv_setpvn(TARG, tmps, rem); | |
1420 | if (lvalue) { /* it's an lvalue! */ | |
a0d0e21e LW |
1421 | if (SvTYPE(TARG) < SVt_PVLV) { |
1422 | sv_upgrade(TARG, SVt_PVLV); | |
1423 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1424 | } |
a0d0e21e | 1425 | |
79072805 LW |
1426 | LvTYPE(TARG) = 's'; |
1427 | LvTARG(TARG) = sv; | |
a0d0e21e | 1428 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1429 | LvTARGLEN(TARG) = rem; |
1430 | } | |
1431 | } | |
1432 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1433 | RETURN; | |
1434 | } | |
1435 | ||
1436 | PP(pp_vec) | |
1437 | { | |
1438 | dSP; dTARGET; | |
1439 | register I32 size = POPi; | |
1440 | register I32 offset = POPi; | |
1441 | register SV *src = POPs; | |
a0d0e21e | 1442 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1443 | STRLEN srclen; |
1444 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1445 | unsigned long retnum; |
1446 | I32 len; | |
1447 | ||
1448 | offset *= size; /* turn into bit offset */ | |
1449 | len = (offset + size + 7) / 8; | |
1450 | if (offset < 0 || size < 1) | |
1451 | retnum = 0; | |
79072805 | 1452 | else { |
a0d0e21e LW |
1453 | if (lvalue) { /* it's an lvalue! */ |
1454 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1455 | sv_upgrade(TARG, SVt_PVLV); | |
1456 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1457 | } | |
1458 | ||
1459 | LvTYPE(TARG) = 'v'; | |
1460 | LvTARG(TARG) = src; | |
1461 | LvTARGOFF(TARG) = offset; | |
1462 | LvTARGLEN(TARG) = size; | |
1463 | } | |
93a17b20 | 1464 | if (len > srclen) { |
a0d0e21e LW |
1465 | if (size <= 8) |
1466 | retnum = 0; | |
1467 | else { | |
1468 | offset >>= 3; | |
1469 | if (size == 16) | |
1470 | retnum = (unsigned long) s[offset] << 8; | |
1471 | else if (size == 32) { | |
1472 | if (offset < len) { | |
1473 | if (offset + 1 < len) | |
1474 | retnum = ((unsigned long) s[offset] << 24) + | |
1475 | ((unsigned long) s[offset + 1] << 16) + | |
1476 | (s[offset + 2] << 8); | |
1477 | else | |
1478 | retnum = ((unsigned long) s[offset] << 24) + | |
1479 | ((unsigned long) s[offset + 1] << 16); | |
1480 | } | |
1481 | else | |
1482 | retnum = (unsigned long) s[offset] << 24; | |
1483 | } | |
1484 | } | |
79072805 | 1485 | } |
a0d0e21e | 1486 | else if (size < 8) |
79072805 LW |
1487 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1488 | else { | |
1489 | offset >>= 3; | |
1490 | if (size == 8) | |
1491 | retnum = s[offset]; | |
1492 | else if (size == 16) | |
1493 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1494 | else if (size == 32) | |
1495 | retnum = ((unsigned long) s[offset] << 24) + | |
1496 | ((unsigned long) s[offset + 1] << 16) + | |
1497 | (s[offset + 2] << 8) + s[offset+3]; | |
1498 | } | |
79072805 LW |
1499 | } |
1500 | ||
1501 | sv_setiv(TARG, (I32)retnum); | |
1502 | PUSHs(TARG); | |
1503 | RETURN; | |
1504 | } | |
1505 | ||
1506 | PP(pp_index) | |
1507 | { | |
1508 | dSP; dTARGET; | |
1509 | SV *big; | |
1510 | SV *little; | |
1511 | I32 offset; | |
1512 | I32 retval; | |
1513 | char *tmps; | |
1514 | char *tmps2; | |
463ee0b2 | 1515 | STRLEN biglen; |
a0d0e21e | 1516 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1517 | |
1518 | if (MAXARG < 3) | |
1519 | offset = 0; | |
1520 | else | |
1521 | offset = POPi - arybase; | |
1522 | little = POPs; | |
1523 | big = POPs; | |
463ee0b2 | 1524 | tmps = SvPV(big, biglen); |
79072805 LW |
1525 | if (offset < 0) |
1526 | offset = 0; | |
93a17b20 LW |
1527 | else if (offset > biglen) |
1528 | offset = biglen; | |
79072805 | 1529 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1530 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1531 | retval = -1 + arybase; |
1532 | else | |
1533 | retval = tmps2 - tmps + arybase; | |
1534 | PUSHi(retval); | |
1535 | RETURN; | |
1536 | } | |
1537 | ||
1538 | PP(pp_rindex) | |
1539 | { | |
1540 | dSP; dTARGET; | |
1541 | SV *big; | |
1542 | SV *little; | |
463ee0b2 LW |
1543 | STRLEN blen; |
1544 | STRLEN llen; | |
79072805 LW |
1545 | SV *offstr; |
1546 | I32 offset; | |
1547 | I32 retval; | |
1548 | char *tmps; | |
1549 | char *tmps2; | |
a0d0e21e | 1550 | I32 arybase = curcop->cop_arybase; |
79072805 | 1551 | |
a0d0e21e | 1552 | if (MAXARG >= 3) |
79072805 LW |
1553 | offstr = POPs; |
1554 | little = POPs; | |
1555 | big = POPs; | |
463ee0b2 LW |
1556 | tmps2 = SvPV(little, llen); |
1557 | tmps = SvPV(big, blen); | |
79072805 | 1558 | if (MAXARG < 3) |
463ee0b2 | 1559 | offset = blen; |
79072805 | 1560 | else |
463ee0b2 | 1561 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1562 | if (offset < 0) |
1563 | offset = 0; | |
463ee0b2 LW |
1564 | else if (offset > blen) |
1565 | offset = blen; | |
79072805 | 1566 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1567 | tmps2, tmps2 + llen))) |
79072805 LW |
1568 | retval = -1 + arybase; |
1569 | else | |
1570 | retval = tmps2 - tmps + arybase; | |
1571 | PUSHi(retval); | |
1572 | RETURN; | |
1573 | } | |
1574 | ||
1575 | PP(pp_sprintf) | |
1576 | { | |
1577 | dSP; dMARK; dORIGMARK; dTARGET; | |
1578 | do_sprintf(TARG, SP-MARK, MARK+1); | |
1579 | SP = ORIGMARK; | |
1580 | PUSHTARG; | |
1581 | RETURN; | |
1582 | } | |
1583 | ||
79072805 LW |
1584 | PP(pp_ord) |
1585 | { | |
1586 | dSP; dTARGET; | |
1587 | I32 value; | |
1588 | char *tmps; | |
79072805 | 1589 | |
79072805 | 1590 | #ifndef I286 |
a0d0e21e | 1591 | tmps = POPp; |
79072805 LW |
1592 | value = (I32) (*tmps & 255); |
1593 | #else | |
a0d0e21e LW |
1594 | I32 anum; |
1595 | tmps = POPp; | |
79072805 LW |
1596 | anum = (I32) *tmps; |
1597 | value = (I32) (anum & 255); | |
1598 | #endif | |
1599 | XPUSHi(value); | |
1600 | RETURN; | |
1601 | } | |
1602 | ||
463ee0b2 LW |
1603 | PP(pp_chr) |
1604 | { | |
1605 | dSP; dTARGET; | |
1606 | char *tmps; | |
1607 | ||
a0d0e21e LW |
1608 | if (!SvPOK(TARG)) { |
1609 | (void)SvUPGRADE(TARG,SVt_PV); | |
463ee0b2 LW |
1610 | SvGROW(TARG,1); |
1611 | } | |
1612 | SvCUR_set(TARG, 1); | |
1613 | tmps = SvPVX(TARG); | |
a0d0e21e LW |
1614 | *tmps = POPi; |
1615 | (void)SvPOK_only(TARG); | |
463ee0b2 LW |
1616 | XPUSHs(TARG); |
1617 | RETURN; | |
1618 | } | |
1619 | ||
79072805 LW |
1620 | PP(pp_crypt) |
1621 | { | |
1622 | dSP; dTARGET; dPOPTOPssrl; | |
1623 | #ifdef HAS_CRYPT | |
a0d0e21e | 1624 | char *tmps = SvPV(left, na); |
79072805 | 1625 | #ifdef FCRYPT |
a0d0e21e | 1626 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1627 | #else |
a0d0e21e | 1628 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1629 | #endif |
1630 | #else | |
1631 | DIE( | |
1632 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1633 | #endif | |
1634 | SETs(TARG); | |
1635 | RETURN; | |
1636 | } | |
1637 | ||
1638 | PP(pp_ucfirst) | |
1639 | { | |
1640 | dSP; | |
1641 | SV *sv = TOPs; | |
1642 | register char *s; | |
1643 | ||
ed6116ce | 1644 | if (!SvPADTMP(sv)) { |
79072805 LW |
1645 | dTARGET; |
1646 | sv_setsv(TARG, sv); | |
1647 | sv = TARG; | |
1648 | SETs(sv); | |
1649 | } | |
a0d0e21e LW |
1650 | s = SvPV_force(sv, na); |
1651 | if (isLOWER(*s)) | |
1652 | *s = toUPPER(*s); | |
79072805 LW |
1653 | |
1654 | RETURN; | |
1655 | } | |
1656 | ||
1657 | PP(pp_lcfirst) | |
1658 | { | |
1659 | dSP; | |
1660 | SV *sv = TOPs; | |
1661 | register char *s; | |
1662 | ||
ed6116ce | 1663 | if (!SvPADTMP(sv)) { |
79072805 LW |
1664 | dTARGET; |
1665 | sv_setsv(TARG, sv); | |
1666 | sv = TARG; | |
1667 | SETs(sv); | |
1668 | } | |
a0d0e21e LW |
1669 | s = SvPV_force(sv, na); |
1670 | if (isUPPER(*s)) | |
1671 | *s = toLOWER(*s); | |
79072805 LW |
1672 | |
1673 | SETs(sv); | |
1674 | RETURN; | |
1675 | } | |
1676 | ||
1677 | PP(pp_uc) | |
1678 | { | |
1679 | dSP; | |
1680 | SV *sv = TOPs; | |
1681 | register char *s; | |
1682 | register char *send; | |
463ee0b2 | 1683 | STRLEN len; |
79072805 | 1684 | |
ed6116ce | 1685 | if (!SvPADTMP(sv)) { |
79072805 LW |
1686 | dTARGET; |
1687 | sv_setsv(TARG, sv); | |
1688 | sv = TARG; | |
1689 | SETs(sv); | |
1690 | } | |
a0d0e21e | 1691 | s = SvPV_force(sv, len); |
463ee0b2 | 1692 | send = s + len; |
79072805 | 1693 | while (s < send) { |
a0d0e21e LW |
1694 | if (isLOWER(*s)) |
1695 | *s = toUPPER(*s); | |
79072805 LW |
1696 | s++; |
1697 | } | |
1698 | RETURN; | |
1699 | } | |
1700 | ||
1701 | PP(pp_lc) | |
1702 | { | |
1703 | dSP; | |
1704 | SV *sv = TOPs; | |
1705 | register char *s; | |
1706 | register char *send; | |
463ee0b2 | 1707 | STRLEN len; |
79072805 | 1708 | |
ed6116ce | 1709 | if (!SvPADTMP(sv)) { |
79072805 LW |
1710 | dTARGET; |
1711 | sv_setsv(TARG, sv); | |
1712 | sv = TARG; | |
1713 | SETs(sv); | |
1714 | } | |
a0d0e21e | 1715 | s = SvPV_force(sv, len); |
463ee0b2 | 1716 | send = s + len; |
79072805 | 1717 | while (s < send) { |
a0d0e21e LW |
1718 | if (isUPPER(*s)) |
1719 | *s = toLOWER(*s); | |
79072805 LW |
1720 | s++; |
1721 | } | |
1722 | RETURN; | |
1723 | } | |
1724 | ||
a0d0e21e | 1725 | PP(pp_quotemeta) |
79072805 | 1726 | { |
a0d0e21e LW |
1727 | dSP; dTARGET; |
1728 | SV *sv = TOPs; | |
1729 | STRLEN len; | |
1730 | register char *s = SvPV(sv,len); | |
1731 | register char *d; | |
79072805 | 1732 | |
a0d0e21e LW |
1733 | if (len) { |
1734 | (void)SvUPGRADE(TARG, SVt_PV); | |
1735 | SvGROW(TARG, len * 2); | |
1736 | d = SvPVX(TARG); | |
1737 | while (len--) { | |
1738 | if (!isALNUM(*s)) | |
1739 | *d++ = '\\'; | |
1740 | *d++ = *s++; | |
79072805 | 1741 | } |
a0d0e21e LW |
1742 | *d = '\0'; |
1743 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
1744 | (void)SvPOK_only(TARG); | |
79072805 | 1745 | } |
a0d0e21e LW |
1746 | else |
1747 | sv_setpvn(TARG, s, len); | |
1748 | SETs(TARG); | |
79072805 LW |
1749 | RETURN; |
1750 | } | |
1751 | ||
a0d0e21e | 1752 | /* Arrays. */ |
79072805 | 1753 | |
a0d0e21e | 1754 | PP(pp_aslice) |
79072805 | 1755 | { |
a0d0e21e LW |
1756 | dSP; dMARK; dORIGMARK; |
1757 | register SV** svp; | |
1758 | register AV* av = (AV*)POPs; | |
1759 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 1760 | |
a0d0e21e LW |
1761 | if (SvTYPE(av) == SVt_PVAV) { |
1762 | while (++MARK <= SP) { | |
1763 | I32 elem = SvIVx(*MARK); | |
1764 | ||
1765 | svp = av_fetch(av, elem, lval); | |
1766 | if (lval) { | |
1767 | if (!svp || *svp == &sv_undef) | |
1768 | DIE(no_aelem, elem); | |
1769 | if (op->op_private & OPpLVAL_INTRO) | |
1770 | save_svref(svp); | |
79072805 | 1771 | } |
a0d0e21e | 1772 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1773 | } |
1774 | } | |
a0d0e21e LW |
1775 | else if (GIMME != G_ARRAY) { |
1776 | MARK = ORIGMARK; | |
1777 | *++MARK = *SP; | |
1778 | SP = MARK; | |
1779 | } | |
79072805 LW |
1780 | RETURN; |
1781 | } | |
1782 | ||
1783 | /* Associative arrays. */ | |
1784 | ||
1785 | PP(pp_each) | |
1786 | { | |
1787 | dSP; dTARGET; | |
1788 | HV *hash = (HV*)POPs; | |
1789 | HE *entry = hv_iternext(hash); | |
1790 | I32 i; | |
1791 | char *tmps; | |
1792 | ||
79072805 LW |
1793 | EXTEND(SP, 2); |
1794 | if (entry) { | |
8990e307 LW |
1795 | tmps = hv_iterkey(entry, &i); |
1796 | if (!i) | |
1797 | tmps = ""; | |
1798 | PUSHs(sv_2mortal(newSVpv(tmps, i))); | |
79072805 | 1799 | if (GIMME == G_ARRAY) { |
8990e307 LW |
1800 | sv_setsv(TARG, hv_iterval(hash, entry)); |
1801 | PUSHs(TARG); | |
79072805 | 1802 | } |
79072805 LW |
1803 | } |
1804 | else if (GIMME == G_SCALAR) | |
1805 | RETPUSHUNDEF; | |
1806 | ||
1807 | RETURN; | |
1808 | } | |
1809 | ||
1810 | PP(pp_values) | |
1811 | { | |
1812 | return do_kv(ARGS); | |
1813 | } | |
1814 | ||
1815 | PP(pp_keys) | |
1816 | { | |
1817 | return do_kv(ARGS); | |
1818 | } | |
1819 | ||
1820 | PP(pp_delete) | |
1821 | { | |
1822 | dSP; | |
1823 | SV *sv; | |
1824 | SV *tmpsv = POPs; | |
1825 | HV *hv = (HV*)POPs; | |
1826 | char *tmps; | |
463ee0b2 | 1827 | STRLEN len; |
a0d0e21e LW |
1828 | if (SvTYPE(hv) != SVt_PVHV) { |
1829 | DIE("Not a HASH reference"); | |
79072805 | 1830 | } |
463ee0b2 LW |
1831 | tmps = SvPV(tmpsv, len); |
1832 | sv = hv_delete(hv, tmps, len); | |
79072805 LW |
1833 | if (!sv) |
1834 | RETPUSHUNDEF; | |
1835 | PUSHs(sv); | |
1836 | RETURN; | |
1837 | } | |
1838 | ||
a0d0e21e | 1839 | PP(pp_exists) |
79072805 | 1840 | { |
a0d0e21e LW |
1841 | dSP; |
1842 | SV *tmpsv = POPs; | |
1843 | HV *hv = (HV*)POPs; | |
1844 | char *tmps; | |
1845 | STRLEN len; | |
1846 | if (SvTYPE(hv) != SVt_PVHV) { | |
1847 | DIE("Not a HASH reference"); | |
1848 | } | |
1849 | tmps = SvPV(tmpsv, len); | |
1850 | if (hv_exists(hv, tmps, len)) | |
1851 | RETPUSHYES; | |
1852 | RETPUSHNO; | |
1853 | } | |
79072805 | 1854 | |
a0d0e21e LW |
1855 | PP(pp_hslice) |
1856 | { | |
1857 | dSP; dMARK; dORIGMARK; | |
1858 | register SV **svp; | |
1859 | register HV *hv = (HV*)POPs; | |
1860 | register I32 lval = op->op_flags & OPf_MOD; | |
79072805 | 1861 | |
a0d0e21e LW |
1862 | if (SvTYPE(hv) == SVt_PVHV) { |
1863 | while (++MARK <= SP) { | |
1864 | STRLEN keylen; | |
1865 | char *key = SvPV(*MARK, keylen); | |
79072805 | 1866 | |
a0d0e21e LW |
1867 | svp = hv_fetch(hv, key, keylen, lval); |
1868 | if (lval) { | |
1869 | if (!svp || *svp == &sv_undef) | |
1870 | DIE(no_helem, key); | |
1871 | if (op->op_private & OPpLVAL_INTRO) | |
1872 | save_svref(svp); | |
93a17b20 | 1873 | } |
a0d0e21e | 1874 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
1875 | } |
1876 | } | |
a0d0e21e LW |
1877 | if (GIMME != G_ARRAY) { |
1878 | MARK = ORIGMARK; | |
1879 | *++MARK = *SP; | |
1880 | SP = MARK; | |
79072805 | 1881 | } |
a0d0e21e LW |
1882 | RETURN; |
1883 | } | |
1884 | ||
1885 | /* List operators. */ | |
1886 | ||
1887 | PP(pp_list) | |
1888 | { | |
1889 | dSP; dMARK; | |
1890 | if (GIMME != G_ARRAY) { | |
1891 | if (++MARK <= SP) | |
1892 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 1893 | else |
a0d0e21e LW |
1894 | *MARK = &sv_undef; |
1895 | SP = MARK; | |
79072805 | 1896 | } |
a0d0e21e | 1897 | RETURN; |
79072805 LW |
1898 | } |
1899 | ||
a0d0e21e | 1900 | PP(pp_lslice) |
79072805 LW |
1901 | { |
1902 | dSP; | |
a0d0e21e LW |
1903 | SV **lastrelem = stack_sp; |
1904 | SV **lastlelem = stack_base + POPMARK; | |
1905 | SV **firstlelem = stack_base + POPMARK + 1; | |
1906 | register SV **firstrelem = lastlelem + 1; | |
1907 | I32 arybase = curcop->cop_arybase; | |
79072805 | 1908 | |
a0d0e21e LW |
1909 | register I32 max = lastrelem - lastlelem; |
1910 | register SV **lelem; | |
1911 | register I32 ix; | |
1912 | ||
1913 | if (GIMME != G_ARRAY) { | |
1914 | ix = SvIVx(*lastlelem) - arybase; | |
1915 | if (ix < 0 || ix >= max) | |
1916 | *firstlelem = &sv_undef; | |
1917 | else | |
1918 | *firstlelem = firstrelem[ix]; | |
1919 | SP = firstlelem; | |
1920 | RETURN; | |
1921 | } | |
1922 | ||
1923 | if (max == 0) { | |
1924 | SP = firstlelem - 1; | |
1925 | RETURN; | |
1926 | } | |
1927 | ||
1928 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
1929 | ix = SvIVx(*lelem) - arybase; | |
1930 | if (ix < 0) { | |
1931 | ix += max; | |
1932 | if (ix < 0) | |
1933 | *lelem = &sv_undef; | |
1934 | else if (!(*lelem = firstrelem[ix])) | |
1935 | *lelem = &sv_undef; | |
79072805 | 1936 | } |
a0d0e21e LW |
1937 | else if (ix >= max || !(*lelem = firstrelem[ix])) |
1938 | *lelem = &sv_undef; | |
79072805 | 1939 | } |
a0d0e21e | 1940 | SP = lastlelem; |
79072805 LW |
1941 | RETURN; |
1942 | } | |
1943 | ||
a0d0e21e LW |
1944 | PP(pp_anonlist) |
1945 | { | |
1946 | dSP; dMARK; | |
1947 | I32 items = SP - MARK; | |
1948 | SP = MARK; | |
1949 | XPUSHs((SV*)sv_2mortal((SV*)av_make(items, MARK+1))); | |
1950 | RETURN; | |
1951 | } | |
1952 | ||
1953 | PP(pp_anonhash) | |
79072805 LW |
1954 | { |
1955 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
1956 | STRLEN len; |
1957 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); | |
1958 | ||
1959 | while (MARK < SP) { | |
1960 | SV* key = *++MARK; | |
1961 | char *tmps; | |
1962 | SV *val = NEWSV(46, 0); | |
1963 | if (MARK < SP) | |
1964 | sv_setsv(val, *++MARK); | |
1965 | else | |
1966 | warn("Odd number of elements in hash list"); | |
1967 | tmps = SvPV(key,len); | |
1968 | (void)hv_store(hv,tmps,len,val,0); | |
79072805 | 1969 | } |
a0d0e21e LW |
1970 | SP = ORIGMARK; |
1971 | XPUSHs((SV*)hv); | |
79072805 LW |
1972 | RETURN; |
1973 | } | |
1974 | ||
a0d0e21e | 1975 | PP(pp_splice) |
79072805 | 1976 | { |
a0d0e21e LW |
1977 | dSP; dMARK; dORIGMARK; |
1978 | register AV *ary = (AV*)*++MARK; | |
1979 | register SV **src; | |
1980 | register SV **dst; | |
1981 | register I32 i; | |
1982 | register I32 offset; | |
1983 | register I32 length; | |
1984 | I32 newlen; | |
1985 | I32 after; | |
1986 | I32 diff; | |
1987 | SV **tmparyval = 0; | |
79072805 | 1988 | |
a0d0e21e | 1989 | SP++; |
79072805 | 1990 | |
a0d0e21e LW |
1991 | if (++MARK < SP) { |
1992 | offset = SvIVx(*MARK); | |
1993 | if (offset < 0) | |
1994 | offset += AvFILL(ary) + 1; | |
1995 | else | |
1996 | offset -= curcop->cop_arybase; | |
1997 | if (++MARK < SP) { | |
1998 | length = SvIVx(*MARK++); | |
1999 | if (length < 0) | |
2000 | length = 0; | |
79072805 LW |
2001 | } |
2002 | else | |
a0d0e21e | 2003 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2004 | } |
a0d0e21e LW |
2005 | else { |
2006 | offset = 0; | |
2007 | length = AvMAX(ary) + 1; | |
2008 | } | |
2009 | if (offset < 0) { | |
2010 | length += offset; | |
2011 | offset = 0; | |
2012 | if (length < 0) | |
2013 | length = 0; | |
2014 | } | |
2015 | if (offset > AvFILL(ary) + 1) | |
2016 | offset = AvFILL(ary) + 1; | |
2017 | after = AvFILL(ary) + 1 - (offset + length); | |
2018 | if (after < 0) { /* not that much array */ | |
2019 | length += after; /* offset+length now in array */ | |
2020 | after = 0; | |
2021 | if (!AvALLOC(ary)) | |
2022 | av_extend(ary, 0); | |
2023 | } | |
2024 | ||
2025 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2026 | ||
2027 | newlen = SP - MARK; | |
2028 | diff = newlen - length; | |
2029 | ||
2030 | if (diff < 0) { /* shrinking the area */ | |
2031 | if (newlen) { | |
2032 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2033 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2034 | } |
a0d0e21e LW |
2035 | |
2036 | MARK = ORIGMARK + 1; | |
2037 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2038 | MEXTEND(MARK, length); | |
2039 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2040 | if (AvREAL(ary)) { | |
2041 | for (i = length, dst = MARK; i; i--) | |
2042 | sv_2mortal(*dst++); /* free them eventualy */ | |
2043 | } | |
2044 | MARK += length - 1; | |
79072805 | 2045 | } |
a0d0e21e LW |
2046 | else { |
2047 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2048 | if (AvREAL(ary)) { | |
2049 | sv_2mortal(*MARK); | |
2050 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) | |
2051 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2052 | } |
a0d0e21e LW |
2053 | } |
2054 | AvFILL(ary) += diff; | |
2055 | ||
2056 | /* pull up or down? */ | |
2057 | ||
2058 | if (offset < after) { /* easier to pull up */ | |
2059 | if (offset) { /* esp. if nothing to pull */ | |
2060 | src = &AvARRAY(ary)[offset-1]; | |
2061 | dst = src - diff; /* diff is negative */ | |
2062 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2063 | *dst-- = *src--; | |
79072805 | 2064 | } |
a0d0e21e LW |
2065 | dst = AvARRAY(ary); |
2066 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2067 | AvMAX(ary) += diff; | |
2068 | } | |
2069 | else { | |
2070 | if (after) { /* anything to pull down? */ | |
2071 | src = AvARRAY(ary) + offset + length; | |
2072 | dst = src + diff; /* diff is negative */ | |
2073 | Move(src, dst, after, SV*); | |
79072805 | 2074 | } |
a0d0e21e LW |
2075 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2076 | /* avoid later double free */ | |
2077 | } | |
2078 | i = -diff; | |
2079 | while (i) | |
2080 | dst[--i] = &sv_undef; | |
2081 | ||
2082 | if (newlen) { | |
2083 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2084 | newlen; newlen--) { | |
2085 | *dst = NEWSV(46, 0); | |
2086 | sv_setsv(*dst++, *src++); | |
79072805 | 2087 | } |
a0d0e21e LW |
2088 | Safefree(tmparyval); |
2089 | } | |
2090 | } | |
2091 | else { /* no, expanding (or same) */ | |
2092 | if (length) { | |
2093 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2094 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2095 | } | |
2096 | ||
2097 | if (diff > 0) { /* expanding */ | |
2098 | ||
2099 | /* push up or down? */ | |
2100 | ||
2101 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2102 | if (offset) { | |
2103 | src = AvARRAY(ary); | |
2104 | dst = src - diff; | |
2105 | Move(src, dst, offset, SV*); | |
79072805 | 2106 | } |
a0d0e21e LW |
2107 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2108 | AvMAX(ary) += diff; | |
2109 | AvFILL(ary) += diff; | |
79072805 LW |
2110 | } |
2111 | else { | |
a0d0e21e LW |
2112 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2113 | av_extend(ary, AvFILL(ary) + diff); | |
2114 | AvFILL(ary) += diff; | |
2115 | ||
2116 | if (after) { | |
2117 | dst = AvARRAY(ary) + AvFILL(ary); | |
2118 | src = dst - diff; | |
2119 | for (i = after; i; i--) { | |
2120 | *dst-- = *src--; | |
2121 | } | |
79072805 LW |
2122 | } |
2123 | } | |
a0d0e21e LW |
2124 | } |
2125 | ||
2126 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2127 | *dst = NEWSV(46, 0); | |
2128 | sv_setsv(*dst++, *src++); | |
2129 | } | |
2130 | MARK = ORIGMARK + 1; | |
2131 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2132 | if (length) { | |
2133 | Copy(tmparyval, MARK, length, SV*); | |
2134 | if (AvREAL(ary)) { | |
2135 | for (i = length, dst = MARK; i; i--) | |
2136 | sv_2mortal(*dst++); /* free them eventualy */ | |
79072805 | 2137 | } |
a0d0e21e | 2138 | Safefree(tmparyval); |
79072805 | 2139 | } |
a0d0e21e LW |
2140 | MARK += length - 1; |
2141 | } | |
2142 | else if (length--) { | |
2143 | *MARK = tmparyval[length]; | |
2144 | if (AvREAL(ary)) { | |
2145 | sv_2mortal(*MARK); | |
2146 | while (length-- > 0) | |
2147 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2148 | } |
a0d0e21e | 2149 | Safefree(tmparyval); |
79072805 | 2150 | } |
a0d0e21e LW |
2151 | else |
2152 | *MARK = &sv_undef; | |
79072805 | 2153 | } |
a0d0e21e | 2154 | SP = MARK; |
79072805 LW |
2155 | RETURN; |
2156 | } | |
2157 | ||
a0d0e21e | 2158 | PP(pp_push) |
79072805 LW |
2159 | { |
2160 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2161 | register AV *ary = (AV*)*++MARK; |
2162 | register SV *sv = &sv_undef; | |
79072805 | 2163 | |
a0d0e21e LW |
2164 | for (++MARK; MARK <= SP; MARK++) { |
2165 | sv = NEWSV(51, 0); | |
2166 | if (*MARK) | |
2167 | sv_setsv(sv, *MARK); | |
2168 | av_push(ary, sv); | |
79072805 LW |
2169 | } |
2170 | SP = ORIGMARK; | |
a0d0e21e | 2171 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2172 | RETURN; |
2173 | } | |
2174 | ||
a0d0e21e | 2175 | PP(pp_pop) |
79072805 LW |
2176 | { |
2177 | dSP; | |
a0d0e21e LW |
2178 | AV *av = (AV*)POPs; |
2179 | SV *sv = av_pop(av); | |
2180 | if (sv != &sv_undef && AvREAL(av)) | |
2181 | (void)sv_2mortal(sv); | |
2182 | PUSHs(sv); | |
79072805 | 2183 | RETURN; |
79072805 LW |
2184 | } |
2185 | ||
a0d0e21e | 2186 | PP(pp_shift) |
79072805 LW |
2187 | { |
2188 | dSP; | |
a0d0e21e LW |
2189 | AV *av = (AV*)POPs; |
2190 | SV *sv = av_shift(av); | |
79072805 | 2191 | EXTEND(SP, 1); |
a0d0e21e | 2192 | if (!sv) |
79072805 | 2193 | RETPUSHUNDEF; |
a0d0e21e LW |
2194 | if (sv != &sv_undef && AvREAL(av)) |
2195 | (void)sv_2mortal(sv); | |
2196 | PUSHs(sv); | |
79072805 | 2197 | RETURN; |
79072805 LW |
2198 | } |
2199 | ||
a0d0e21e | 2200 | PP(pp_unshift) |
79072805 | 2201 | { |
a0d0e21e LW |
2202 | dSP; dMARK; dORIGMARK; dTARGET; |
2203 | register AV *ary = (AV*)*++MARK; | |
2204 | register SV *sv; | |
2205 | register I32 i = 0; | |
79072805 | 2206 | |
a0d0e21e LW |
2207 | av_unshift(ary, SP - MARK); |
2208 | while (MARK < SP) { | |
2209 | sv = NEWSV(27, 0); | |
2210 | sv_setsv(sv, *++MARK); | |
2211 | (void)av_store(ary, i++, sv); | |
79072805 | 2212 | } |
79072805 | 2213 | |
a0d0e21e LW |
2214 | SP = ORIGMARK; |
2215 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2216 | RETURN; |
79072805 LW |
2217 | } |
2218 | ||
a0d0e21e | 2219 | PP(pp_reverse) |
79072805 | 2220 | { |
a0d0e21e LW |
2221 | dSP; dMARK; |
2222 | register SV *tmp; | |
2223 | SV **oldsp = SP; | |
79072805 | 2224 | |
a0d0e21e LW |
2225 | if (GIMME == G_ARRAY) { |
2226 | MARK++; | |
2227 | while (MARK < SP) { | |
2228 | tmp = *MARK; | |
2229 | *MARK++ = *SP; | |
2230 | *SP-- = tmp; | |
2231 | } | |
2232 | SP = oldsp; | |
79072805 LW |
2233 | } |
2234 | else { | |
a0d0e21e LW |
2235 | register char *up; |
2236 | register char *down; | |
2237 | register I32 tmp; | |
2238 | dTARGET; | |
2239 | STRLEN len; | |
79072805 | 2240 | |
a0d0e21e LW |
2241 | if (SP - MARK > 1) |
2242 | do_join(TARG, &sv_no, MARK, SP); | |
2243 | else | |
2244 | sv_setsv(TARG, *SP); | |
2245 | up = SvPV_force(TARG, len); | |
2246 | if (len > 1) { | |
2247 | down = SvPVX(TARG) + len - 1; | |
2248 | while (down > up) { | |
2249 | tmp = *up; | |
2250 | *up++ = *down; | |
2251 | *down-- = tmp; | |
2252 | } | |
2253 | (void)SvPOK_only(TARG); | |
79072805 | 2254 | } |
a0d0e21e LW |
2255 | SP = MARK + 1; |
2256 | SETTARG; | |
79072805 | 2257 | } |
a0d0e21e | 2258 | RETURN; |
79072805 LW |
2259 | } |
2260 | ||
a0d0e21e LW |
2261 | /* Explosives and implosives. */ |
2262 | ||
2263 | PP(pp_unpack) | |
79072805 LW |
2264 | { |
2265 | dSP; | |
a0d0e21e | 2266 | dPOPPOPssrl; |
ed6116ce | 2267 | SV *sv; |
a0d0e21e LW |
2268 | STRLEN llen; |
2269 | STRLEN rlen; | |
2270 | register char *pat = SvPV(left, llen); | |
2271 | register char *s = SvPV(right, rlen); | |
2272 | char *strend = s + rlen; | |
2273 | char *strbeg = s; | |
2274 | register char *patend = pat + llen; | |
2275 | I32 datumtype; | |
2276 | register I32 len; | |
2277 | register I32 bits; | |
79072805 | 2278 | |
a0d0e21e LW |
2279 | /* These must not be in registers: */ |
2280 | I16 ashort; | |
2281 | int aint; | |
2282 | I32 along; | |
ecfc5424 AD |
2283 | #ifdef HAS_QUAD |
2284 | Quad_t aquad; | |
a0d0e21e LW |
2285 | #endif |
2286 | U16 aushort; | |
2287 | unsigned int auint; | |
2288 | U32 aulong; | |
ecfc5424 AD |
2289 | #ifdef HAS_QUAD |
2290 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2291 | #endif |
2292 | char *aptr; | |
2293 | float afloat; | |
2294 | double adouble; | |
2295 | I32 checksum = 0; | |
2296 | register U32 culong; | |
2297 | double cdouble; | |
2298 | static char* bitcount = 0; | |
79072805 | 2299 | |
a0d0e21e LW |
2300 | if (GIMME != G_ARRAY) { /* arrange to do first one only */ |
2301 | /*SUPPRESS 530*/ | |
2302 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
2303 | if (strchr("aAbBhH", *patend) || *pat == '%') { | |
2304 | patend++; | |
2305 | while (isDIGIT(*patend) || *patend == '*') | |
2306 | patend++; | |
2307 | } | |
2308 | else | |
2309 | patend++; | |
79072805 | 2310 | } |
a0d0e21e LW |
2311 | while (pat < patend) { |
2312 | reparse: | |
2313 | datumtype = *pat++; | |
2314 | if (pat >= patend) | |
2315 | len = 1; | |
2316 | else if (*pat == '*') { | |
2317 | len = strend - strbeg; /* long enough */ | |
2318 | pat++; | |
2319 | } | |
2320 | else if (isDIGIT(*pat)) { | |
2321 | len = *pat++ - '0'; | |
2322 | while (isDIGIT(*pat)) | |
2323 | len = (len * 10) + (*pat++ - '0'); | |
2324 | } | |
2325 | else | |
2326 | len = (datumtype != '@'); | |
2327 | switch(datumtype) { | |
2328 | default: | |
2329 | break; | |
2330 | case '%': | |
2331 | if (len == 1 && pat[-1] != '1') | |
2332 | len = 16; | |
2333 | checksum = len; | |
2334 | culong = 0; | |
2335 | cdouble = 0; | |
2336 | if (pat < patend) | |
2337 | goto reparse; | |
2338 | break; | |
2339 | case '@': | |
2340 | if (len > strend - strbeg) | |
2341 | DIE("@ outside of string"); | |
2342 | s = strbeg + len; | |
2343 | break; | |
2344 | case 'X': | |
2345 | if (len > s - strbeg) | |
2346 | DIE("X outside of string"); | |
2347 | s -= len; | |
2348 | break; | |
2349 | case 'x': | |
2350 | if (len > strend - s) | |
2351 | DIE("x outside of string"); | |
2352 | s += len; | |
2353 | break; | |
2354 | case 'A': | |
2355 | case 'a': | |
2356 | if (len > strend - s) | |
2357 | len = strend - s; | |
2358 | if (checksum) | |
2359 | goto uchar_checksum; | |
2360 | sv = NEWSV(35, len); | |
2361 | sv_setpvn(sv, s, len); | |
2362 | s += len; | |
2363 | if (datumtype == 'A') { | |
2364 | aptr = s; /* borrow register */ | |
2365 | s = SvPVX(sv) + len - 1; | |
2366 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2367 | s--; | |
2368 | *++s = '\0'; | |
2369 | SvCUR_set(sv, s - SvPVX(sv)); | |
2370 | s = aptr; /* unborrow register */ | |
2371 | } | |
2372 | XPUSHs(sv_2mortal(sv)); | |
2373 | break; | |
2374 | case 'B': | |
2375 | case 'b': | |
2376 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2377 | len = (strend - s) * 8; | |
2378 | if (checksum) { | |
2379 | if (!bitcount) { | |
2380 | Newz(601, bitcount, 256, char); | |
2381 | for (bits = 1; bits < 256; bits++) { | |
2382 | if (bits & 1) bitcount[bits]++; | |
2383 | if (bits & 2) bitcount[bits]++; | |
2384 | if (bits & 4) bitcount[bits]++; | |
2385 | if (bits & 8) bitcount[bits]++; | |
2386 | if (bits & 16) bitcount[bits]++; | |
2387 | if (bits & 32) bitcount[bits]++; | |
2388 | if (bits & 64) bitcount[bits]++; | |
2389 | if (bits & 128) bitcount[bits]++; | |
2390 | } | |
2391 | } | |
2392 | while (len >= 8) { | |
2393 | culong += bitcount[*(unsigned char*)s++]; | |
2394 | len -= 8; | |
2395 | } | |
2396 | if (len) { | |
2397 | bits = *s; | |
2398 | if (datumtype == 'b') { | |
2399 | while (len-- > 0) { | |
2400 | if (bits & 1) culong++; | |
2401 | bits >>= 1; | |
2402 | } | |
2403 | } | |
2404 | else { | |
2405 | while (len-- > 0) { | |
2406 | if (bits & 128) culong++; | |
2407 | bits <<= 1; | |
2408 | } | |
2409 | } | |
2410 | } | |
79072805 LW |
2411 | break; |
2412 | } | |
a0d0e21e LW |
2413 | sv = NEWSV(35, len + 1); |
2414 | SvCUR_set(sv, len); | |
2415 | SvPOK_on(sv); | |
2416 | aptr = pat; /* borrow register */ | |
2417 | pat = SvPVX(sv); | |
2418 | if (datumtype == 'b') { | |
2419 | aint = len; | |
2420 | for (len = 0; len < aint; len++) { | |
2421 | if (len & 7) /*SUPPRESS 595*/ | |
2422 | bits >>= 1; | |
2423 | else | |
2424 | bits = *s++; | |
2425 | *pat++ = '0' + (bits & 1); | |
2426 | } | |
2427 | } | |
2428 | else { | |
2429 | aint = len; | |
2430 | for (len = 0; len < aint; len++) { | |
2431 | if (len & 7) | |
2432 | bits <<= 1; | |
2433 | else | |
2434 | bits = *s++; | |
2435 | *pat++ = '0' + ((bits & 128) != 0); | |
2436 | } | |
2437 | } | |
2438 | *pat = '\0'; | |
2439 | pat = aptr; /* unborrow register */ | |
2440 | XPUSHs(sv_2mortal(sv)); | |
2441 | break; | |
2442 | case 'H': | |
2443 | case 'h': | |
2444 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2445 | len = (strend - s) * 2; | |
2446 | sv = NEWSV(35, len + 1); | |
2447 | SvCUR_set(sv, len); | |
2448 | SvPOK_on(sv); | |
2449 | aptr = pat; /* borrow register */ | |
2450 | pat = SvPVX(sv); | |
2451 | if (datumtype == 'h') { | |
2452 | aint = len; | |
2453 | for (len = 0; len < aint; len++) { | |
2454 | if (len & 1) | |
2455 | bits >>= 4; | |
2456 | else | |
2457 | bits = *s++; | |
2458 | *pat++ = hexdigit[bits & 15]; | |
2459 | } | |
2460 | } | |
2461 | else { | |
2462 | aint = len; | |
2463 | for (len = 0; len < aint; len++) { | |
2464 | if (len & 1) | |
2465 | bits <<= 4; | |
2466 | else | |
2467 | bits = *s++; | |
2468 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2469 | } | |
2470 | } | |
2471 | *pat = '\0'; | |
2472 | pat = aptr; /* unborrow register */ | |
2473 | XPUSHs(sv_2mortal(sv)); | |
2474 | break; | |
2475 | case 'c': | |
2476 | if (len > strend - s) | |
2477 | len = strend - s; | |
2478 | if (checksum) { | |
2479 | while (len-- > 0) { | |
2480 | aint = *s++; | |
2481 | if (aint >= 128) /* fake up signed chars */ | |
2482 | aint -= 256; | |
2483 | culong += aint; | |
2484 | } | |
2485 | } | |
2486 | else { | |
2487 | EXTEND(SP, len); | |
2488 | while (len-- > 0) { | |
2489 | aint = *s++; | |
2490 | if (aint >= 128) /* fake up signed chars */ | |
2491 | aint -= 256; | |
2492 | sv = NEWSV(36, 0); | |
2493 | sv_setiv(sv, (I32)aint); | |
2494 | PUSHs(sv_2mortal(sv)); | |
2495 | } | |
2496 | } | |
2497 | break; | |
2498 | case 'C': | |
2499 | if (len > strend - s) | |
2500 | len = strend - s; | |
2501 | if (checksum) { | |
2502 | uchar_checksum: | |
2503 | while (len-- > 0) { | |
2504 | auint = *s++ & 255; | |
2505 | culong += auint; | |
2506 | } | |
2507 | } | |
2508 | else { | |
2509 | EXTEND(SP, len); | |
2510 | while (len-- > 0) { | |
2511 | auint = *s++ & 255; | |
2512 | sv = NEWSV(37, 0); | |
2513 | sv_setiv(sv, (I32)auint); | |
2514 | PUSHs(sv_2mortal(sv)); | |
2515 | } | |
2516 | } | |
2517 | break; | |
2518 | case 's': | |
2519 | along = (strend - s) / sizeof(I16); | |
2520 | if (len > along) | |
2521 | len = along; | |
2522 | if (checksum) { | |
2523 | while (len-- > 0) { | |
2524 | Copy(s, &ashort, 1, I16); | |
2525 | s += sizeof(I16); | |
2526 | culong += ashort; | |
2527 | } | |
2528 | } | |
2529 | else { | |
2530 | EXTEND(SP, len); | |
2531 | while (len-- > 0) { | |
2532 | Copy(s, &ashort, 1, I16); | |
2533 | s += sizeof(I16); | |
2534 | sv = NEWSV(38, 0); | |
2535 | sv_setiv(sv, (I32)ashort); | |
2536 | PUSHs(sv_2mortal(sv)); | |
2537 | } | |
2538 | } | |
2539 | break; | |
2540 | case 'v': | |
2541 | case 'n': | |
2542 | case 'S': | |
2543 | along = (strend - s) / sizeof(U16); | |
2544 | if (len > along) | |
2545 | len = along; | |
2546 | if (checksum) { | |
2547 | while (len-- > 0) { | |
2548 | Copy(s, &aushort, 1, U16); | |
2549 | s += sizeof(U16); | |
2550 | #ifdef HAS_NTOHS | |
2551 | if (datumtype == 'n') | |
2552 | aushort = ntohs(aushort); | |
79072805 | 2553 | #endif |
a0d0e21e LW |
2554 | #ifdef HAS_VTOHS |
2555 | if (datumtype == 'v') | |
2556 | aushort = vtohs(aushort); | |
79072805 | 2557 | #endif |
a0d0e21e LW |
2558 | culong += aushort; |
2559 | } | |
2560 | } | |
2561 | else { | |
2562 | EXTEND(SP, len); | |
2563 | while (len-- > 0) { | |
2564 | Copy(s, &aushort, 1, U16); | |
2565 | s += sizeof(U16); | |
2566 | sv = NEWSV(39, 0); | |
2567 | #ifdef HAS_NTOHS | |
2568 | if (datumtype == 'n') | |
2569 | aushort = ntohs(aushort); | |
79072805 | 2570 | #endif |
a0d0e21e LW |
2571 | #ifdef HAS_VTOHS |
2572 | if (datumtype == 'v') | |
2573 | aushort = vtohs(aushort); | |
79072805 | 2574 | #endif |
a0d0e21e LW |
2575 | sv_setiv(sv, (I32)aushort); |
2576 | PUSHs(sv_2mortal(sv)); | |
2577 | } | |
2578 | } | |
2579 | break; | |
2580 | case 'i': | |
2581 | along = (strend - s) / sizeof(int); | |
2582 | if (len > along) | |
2583 | len = along; | |
2584 | if (checksum) { | |
2585 | while (len-- > 0) { | |
2586 | Copy(s, &aint, 1, int); | |
2587 | s += sizeof(int); | |
2588 | if (checksum > 32) | |
2589 | cdouble += (double)aint; | |
2590 | else | |
2591 | culong += aint; | |
2592 | } | |
2593 | } | |
2594 | else { | |
2595 | EXTEND(SP, len); | |
2596 | while (len-- > 0) { | |
2597 | Copy(s, &aint, 1, int); | |
2598 | s += sizeof(int); | |
2599 | sv = NEWSV(40, 0); | |
2600 | sv_setiv(sv, (I32)aint); | |
2601 | PUSHs(sv_2mortal(sv)); | |
2602 | } | |
2603 | } | |
2604 | break; | |
2605 | case 'I': | |
2606 | along = (strend - s) / sizeof(unsigned int); | |
2607 | if (len > along) | |
2608 | len = along; | |
2609 | if (checksum) { | |
2610 | while (len-- > 0) { | |
2611 | Copy(s, &auint, 1, unsigned int); | |
2612 | s += sizeof(unsigned int); | |
2613 | if (checksum > 32) | |
2614 | cdouble += (double)auint; | |
2615 | else | |
2616 | culong += auint; | |
2617 | } | |
2618 | } | |
2619 | else { | |
2620 | EXTEND(SP, len); | |
2621 | while (len-- > 0) { | |
2622 | Copy(s, &auint, 1, unsigned int); | |
2623 | s += sizeof(unsigned int); | |
2624 | sv = NEWSV(41, 0); | |
2625 | sv_setiv(sv, (I32)auint); | |
2626 | PUSHs(sv_2mortal(sv)); | |
2627 | } | |
2628 | } | |
2629 | break; | |
2630 | case 'l': | |
2631 | along = (strend - s) / sizeof(I32); | |
2632 | if (len > along) | |
2633 | len = along; | |
2634 | if (checksum) { | |
2635 | while (len-- > 0) { | |
2636 | Copy(s, &along, 1, I32); | |
2637 | s += sizeof(I32); | |
2638 | if (checksum > 32) | |
2639 | cdouble += (double)along; | |
2640 | else | |
2641 | culong += along; | |
2642 | } | |
2643 | } | |
2644 | else { | |
2645 | EXTEND(SP, len); | |
2646 | while (len-- > 0) { | |
2647 | Copy(s, &along, 1, I32); | |
2648 | s += sizeof(I32); | |
2649 | sv = NEWSV(42, 0); | |
2650 | sv_setiv(sv, (I32)along); | |
2651 | PUSHs(sv_2mortal(sv)); | |
2652 | } | |
79072805 | 2653 | } |
a0d0e21e LW |
2654 | break; |
2655 | case 'V': | |
2656 | case 'N': | |
2657 | case 'L': | |
2658 | along = (strend - s) / sizeof(U32); | |
2659 | if (len > along) | |
2660 | len = along; | |
2661 | if (checksum) { | |
2662 | while (len-- > 0) { | |
2663 | Copy(s, &aulong, 1, U32); | |
2664 | s += sizeof(U32); | |
2665 | #ifdef HAS_NTOHL | |
2666 | if (datumtype == 'N') | |
2667 | aulong = ntohl(aulong); | |
79072805 | 2668 | #endif |
a0d0e21e LW |
2669 | #ifdef HAS_VTOHL |
2670 | if (datumtype == 'V') | |
2671 | aulong = vtohl(aulong); | |
79072805 | 2672 | #endif |
a0d0e21e LW |
2673 | if (checksum > 32) |
2674 | cdouble += (double)aulong; | |
2675 | else | |
2676 | culong += aulong; | |
2677 | } | |
2678 | } | |
2679 | else { | |
2680 | EXTEND(SP, len); | |
2681 | while (len-- > 0) { | |
2682 | Copy(s, &aulong, 1, U32); | |
2683 | s += sizeof(U32); | |
2684 | sv = NEWSV(43, 0); | |
2685 | #ifdef HAS_NTOHL | |
2686 | if (datumtype == 'N') | |
2687 | aulong = ntohl(aulong); | |
79072805 | 2688 | #endif |
a0d0e21e LW |
2689 | #ifdef HAS_VTOHL |
2690 | if (datumtype == 'V') | |
2691 | aulong = vtohl(aulong); | |
79072805 | 2692 | #endif |
a0d0e21e LW |
2693 | sv_setnv(sv, (double)aulong); |
2694 | PUSHs(sv_2mortal(sv)); | |
2695 | } | |
2696 | } | |
2697 | break; | |
2698 | case 'p': | |
2699 | along = (strend - s) / sizeof(char*); | |
2700 | if (len > along) | |
2701 | len = along; | |
2702 | EXTEND(SP, len); | |
2703 | while (len-- > 0) { | |
2704 | if (sizeof(char*) > strend - s) | |
2705 | break; | |
2706 | else { | |
2707 | Copy(s, &aptr, 1, char*); | |
2708 | s += sizeof(char*); | |
2709 | } | |
2710 | sv = NEWSV(44, 0); | |
2711 | if (aptr) | |
2712 | sv_setpv(sv, aptr); | |
2713 | PUSHs(sv_2mortal(sv)); | |
2714 | } | |
2715 | break; | |
2716 | case 'P': | |
2717 | EXTEND(SP, 1); | |
2718 | if (sizeof(char*) > strend - s) | |
2719 | break; | |
2720 | else { | |
2721 | Copy(s, &aptr, 1, char*); | |
2722 | s += sizeof(char*); | |
2723 | } | |
2724 | sv = NEWSV(44, 0); | |
2725 | if (aptr) | |
2726 | sv_setpvn(sv, aptr, len); | |
2727 | PUSHs(sv_2mortal(sv)); | |
2728 | break; | |
ecfc5424 | 2729 | #ifdef HAS_QUAD |
a0d0e21e LW |
2730 | case 'q': |
2731 | EXTEND(SP, len); | |
2732 | while (len-- > 0) { | |
ecfc5424 | 2733 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
2734 | aquad = 0; |
2735 | else { | |
ecfc5424 AD |
2736 | Copy(s, &aquad, 1, Quad_t); |
2737 | s += sizeof(Quad_t); | |
a0d0e21e LW |
2738 | } |
2739 | sv = NEWSV(42, 0); | |
2740 | sv_setiv(sv, (IV)aquad); | |
2741 | PUSHs(sv_2mortal(sv)); | |
2742 | } | |
2743 | break; | |
2744 | case 'Q': | |
2745 | EXTEND(SP, len); | |
2746 | while (len-- > 0) { | |
ecfc5424 | 2747 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
2748 | auquad = 0; |
2749 | else { | |
ecfc5424 AD |
2750 | Copy(s, &auquad, 1, unsigned Quad_t); |
2751 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
2752 | } |
2753 | sv = NEWSV(43, 0); | |
2754 | sv_setiv(sv, (IV)auquad); | |
2755 | PUSHs(sv_2mortal(sv)); | |
2756 | } | |
2757 | break; | |
79072805 | 2758 | #endif |
a0d0e21e LW |
2759 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
2760 | case 'f': | |
2761 | case 'F': | |
2762 | along = (strend - s) / sizeof(float); | |
2763 | if (len > along) | |
2764 | len = along; | |
2765 | if (checksum) { | |
2766 | while (len-- > 0) { | |
2767 | Copy(s, &afloat, 1, float); | |
2768 | s += sizeof(float); | |
2769 | cdouble += afloat; | |
2770 | } | |
2771 | } | |
2772 | else { | |
2773 | EXTEND(SP, len); | |
2774 | while (len-- > 0) { | |
2775 | Copy(s, &afloat, 1, float); | |
2776 | s += sizeof(float); | |
2777 | sv = NEWSV(47, 0); | |
2778 | sv_setnv(sv, (double)afloat); | |
2779 | PUSHs(sv_2mortal(sv)); | |
2780 | } | |
2781 | } | |
2782 | break; | |
2783 | case 'd': | |
2784 | case 'D': | |
2785 | along = (strend - s) / sizeof(double); | |
2786 | if (len > along) | |
2787 | len = along; | |
2788 | if (checksum) { | |
2789 | while (len-- > 0) { | |
2790 | Copy(s, &adouble, 1, double); | |
2791 | s += sizeof(double); | |
2792 | cdouble += adouble; | |
2793 | } | |
2794 | } | |
2795 | else { | |
2796 | EXTEND(SP, len); | |
2797 | while (len-- > 0) { | |
2798 | Copy(s, &adouble, 1, double); | |
2799 | s += sizeof(double); | |
2800 | sv = NEWSV(48, 0); | |
2801 | sv_setnv(sv, (double)adouble); | |
2802 | PUSHs(sv_2mortal(sv)); | |
2803 | } | |
2804 | } | |
2805 | break; | |
2806 | case 'u': | |
2807 | along = (strend - s) * 3 / 4; | |
2808 | sv = NEWSV(42, along); | |
2809 | while (s < strend && *s > ' ' && *s < 'a') { | |
2810 | I32 a, b, c, d; | |
2811 | char hunk[4]; | |
79072805 | 2812 | |
a0d0e21e LW |
2813 | hunk[3] = '\0'; |
2814 | len = (*s++ - ' ') & 077; | |
2815 | while (len > 0) { | |
2816 | if (s < strend && *s >= ' ') | |
2817 | a = (*s++ - ' ') & 077; | |
2818 | else | |
2819 | a = 0; | |
2820 | if (s < strend && *s >= ' ') | |
2821 | b = (*s++ - ' ') & 077; | |
2822 | else | |
2823 | b = 0; | |
2824 | if (s < strend && *s >= ' ') | |
2825 | c = (*s++ - ' ') & 077; | |
2826 | else | |
2827 | c = 0; | |
2828 | if (s < strend && *s >= ' ') | |
2829 | d = (*s++ - ' ') & 077; | |
2830 | else | |
2831 | d = 0; | |
2832 | hunk[0] = a << 2 | b >> 4; | |
2833 | hunk[1] = b << 4 | c >> 2; | |
2834 | hunk[2] = c << 6 | d; | |
2835 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
2836 | len -= 3; | |
2837 | } | |
2838 | if (*s == '\n') | |
2839 | s++; | |
2840 | else if (s[1] == '\n') /* possible checksum byte */ | |
2841 | s += 2; | |
79072805 | 2842 | } |
a0d0e21e LW |
2843 | XPUSHs(sv_2mortal(sv)); |
2844 | break; | |
79072805 | 2845 | } |
a0d0e21e LW |
2846 | if (checksum) { |
2847 | sv = NEWSV(42, 0); | |
2848 | if (strchr("fFdD", datumtype) || | |
2849 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
2850 | double trouble; | |
79072805 | 2851 | |
a0d0e21e LW |
2852 | adouble = 1.0; |
2853 | while (checksum >= 16) { | |
2854 | checksum -= 16; | |
2855 | adouble *= 65536.0; | |
2856 | } | |
2857 | while (checksum >= 4) { | |
2858 | checksum -= 4; | |
2859 | adouble *= 16.0; | |
2860 | } | |
2861 | while (checksum--) | |
2862 | adouble *= 2.0; | |
2863 | along = (1 << checksum) - 1; | |
2864 | while (cdouble < 0.0) | |
2865 | cdouble += adouble; | |
2866 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
2867 | sv_setnv(sv, cdouble); | |
2868 | } | |
2869 | else { | |
2870 | if (checksum < 32) { | |
2871 | along = (1 << checksum) - 1; | |
2872 | culong &= (U32)along; | |
2873 | } | |
2874 | sv_setnv(sv, (double)culong); | |
2875 | } | |
2876 | XPUSHs(sv_2mortal(sv)); | |
2877 | checksum = 0; | |
79072805 | 2878 | } |
79072805 | 2879 | } |
79072805 | 2880 | RETURN; |
79072805 LW |
2881 | } |
2882 | ||
a0d0e21e LW |
2883 | static void |
2884 | doencodes(sv, s, len) | |
2885 | register SV *sv; | |
2886 | register char *s; | |
2887 | register I32 len; | |
79072805 | 2888 | { |
a0d0e21e | 2889 | char hunk[5]; |
79072805 | 2890 | |
a0d0e21e LW |
2891 | *hunk = len + ' '; |
2892 | sv_catpvn(sv, hunk, 1); | |
2893 | hunk[4] = '\0'; | |
2894 | while (len > 0) { | |
2895 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
2896 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
2897 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
2898 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
2899 | sv_catpvn(sv, hunk, 4); | |
2900 | s += 3; | |
2901 | len -= 3; | |
2902 | } | |
2903 | for (s = SvPVX(sv); *s; s++) { | |
2904 | if (*s == ' ') | |
2905 | *s = '`'; | |
2906 | } | |
2907 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
2908 | } |
2909 | ||
a0d0e21e | 2910 | PP(pp_pack) |
79072805 | 2911 | { |
a0d0e21e LW |
2912 | dSP; dMARK; dORIGMARK; dTARGET; |
2913 | register SV *cat = TARG; | |
2914 | register I32 items; | |
2915 | STRLEN fromlen; | |
2916 | register char *pat = SvPVx(*++MARK, fromlen); | |
2917 | register char *patend = pat + fromlen; | |
2918 | register I32 len; | |
2919 | I32 datumtype; | |
2920 | SV *fromstr; | |
2921 | /*SUPPRESS 442*/ | |
2922 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
2923 | static char *space10 = " "; | |
79072805 | 2924 | |
a0d0e21e LW |
2925 | /* These must not be in registers: */ |
2926 | char achar; | |
2927 | I16 ashort; | |
2928 | int aint; | |
2929 | unsigned int auint; | |
2930 | I32 along; | |
2931 | U32 aulong; | |
ecfc5424 AD |
2932 | #ifdef HAS_QUAD |
2933 | Quad_t aquad; | |
2934 | unsigned Quad_t auquad; | |
79072805 | 2935 | #endif |
a0d0e21e LW |
2936 | char *aptr; |
2937 | float afloat; | |
2938 | double adouble; | |
79072805 | 2939 | |
a0d0e21e LW |
2940 | items = SP - MARK; |
2941 | MARK++; | |
2942 | sv_setpvn(cat, "", 0); | |
2943 | while (pat < patend) { | |
2944 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
2945 | datumtype = *pat++; | |
2946 | if (*pat == '*') { | |
2947 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
2948 | pat++; | |
2949 | } | |
2950 | else if (isDIGIT(*pat)) { | |
2951 | len = *pat++ - '0'; | |
2952 | while (isDIGIT(*pat)) | |
2953 | len = (len * 10) + (*pat++ - '0'); | |
2954 | } | |
2955 | else | |
2956 | len = 1; | |
2957 | switch(datumtype) { | |
2958 | default: | |
2959 | break; | |
2960 | case '%': | |
2961 | DIE("%% may only be used in unpack"); | |
2962 | case '@': | |
2963 | len -= SvCUR(cat); | |
2964 | if (len > 0) | |
2965 | goto grow; | |
2966 | len = -len; | |
2967 | if (len > 0) | |
2968 | goto shrink; | |
2969 | break; | |
2970 | case 'X': | |
2971 | shrink: | |
2972 | if (SvCUR(cat) < len) | |
2973 | DIE("X outside of string"); | |
2974 | SvCUR(cat) -= len; | |
2975 | *SvEND(cat) = '\0'; | |
2976 | break; | |
2977 | case 'x': | |
2978 | grow: | |
2979 | while (len >= 10) { | |
2980 | sv_catpvn(cat, null10, 10); | |
2981 | len -= 10; | |
2982 | } | |
2983 | sv_catpvn(cat, null10, len); | |
2984 | break; | |
2985 | case 'A': | |
2986 | case 'a': | |
2987 | fromstr = NEXTFROM; | |
2988 | aptr = SvPV(fromstr, fromlen); | |
2989 | if (pat[-1] == '*') | |
2990 | len = fromlen; | |
2991 | if (fromlen > len) | |
2992 | sv_catpvn(cat, aptr, len); | |
2993 | else { | |
2994 | sv_catpvn(cat, aptr, fromlen); | |
2995 | len -= fromlen; | |
2996 | if (datumtype == 'A') { | |
2997 | while (len >= 10) { | |
2998 | sv_catpvn(cat, space10, 10); | |
2999 | len -= 10; | |
3000 | } | |
3001 | sv_catpvn(cat, space10, len); | |
3002 | } | |
3003 | else { | |
3004 | while (len >= 10) { | |
3005 | sv_catpvn(cat, null10, 10); | |
3006 | len -= 10; | |
3007 | } | |
3008 | sv_catpvn(cat, null10, len); | |
3009 | } | |
3010 | } | |
3011 | break; | |
3012 | case 'B': | |
3013 | case 'b': | |
3014 | { | |
3015 | char *savepat = pat; | |
3016 | I32 saveitems; | |
79072805 | 3017 | |
a0d0e21e LW |
3018 | fromstr = NEXTFROM; |
3019 | saveitems = items; | |
3020 | aptr = SvPV(fromstr, fromlen); | |
3021 | if (pat[-1] == '*') | |
3022 | len = fromlen; | |
3023 | pat = aptr; | |
3024 | aint = SvCUR(cat); | |
3025 | SvCUR(cat) += (len+7)/8; | |
3026 | SvGROW(cat, SvCUR(cat) + 1); | |
3027 | aptr = SvPVX(cat) + aint; | |
3028 | if (len > fromlen) | |
3029 | len = fromlen; | |
3030 | aint = len; | |
3031 | items = 0; | |
3032 | if (datumtype == 'B') { | |
3033 | for (len = 0; len++ < aint;) { | |
3034 | items |= *pat++ & 1; | |
3035 | if (len & 7) | |
3036 | items <<= 1; | |
3037 | else { | |
3038 | *aptr++ = items & 0xff; | |
3039 | items = 0; | |
3040 | } | |
3041 | } | |
3042 | } | |
3043 | else { | |
3044 | for (len = 0; len++ < aint;) { | |
3045 | if (*pat++ & 1) | |
3046 | items |= 128; | |
3047 | if (len & 7) | |
3048 | items >>= 1; | |
3049 | else { | |
3050 | *aptr++ = items & 0xff; | |
3051 | items = 0; | |
3052 | } | |
3053 | } | |
3054 | } | |
3055 | if (aint & 7) { | |
3056 | if (datumtype == 'B') | |
3057 | items <<= 7 - (aint & 7); | |
3058 | else | |
3059 | items >>= 7 - (aint & 7); | |
3060 | *aptr++ = items & 0xff; | |
3061 | } | |
3062 | pat = SvPVX(cat) + SvCUR(cat); | |
3063 | while (aptr <= pat) | |
3064 | *aptr++ = '\0'; | |
79072805 | 3065 | |
a0d0e21e LW |
3066 | pat = savepat; |
3067 | items = saveitems; | |
3068 | } | |
3069 | break; | |
3070 | case 'H': | |
3071 | case 'h': | |
3072 | { | |
3073 | char *savepat = pat; | |
3074 | I32 saveitems; | |
79072805 | 3075 | |
a0d0e21e LW |
3076 | fromstr = NEXTFROM; |
3077 | saveitems = items; | |
3078 | aptr = SvPV(fromstr, fromlen); | |
3079 | if (pat[-1] == '*') | |
3080 | len = fromlen; | |
3081 | pat = aptr; | |
3082 | aint = SvCUR(cat); | |
3083 | SvCUR(cat) += (len+1)/2; | |
3084 | SvGROW(cat, SvCUR(cat) + 1); | |
3085 | aptr = SvPVX(cat) + aint; | |
3086 | if (len > fromlen) | |
3087 | len = fromlen; | |
3088 | aint = len; | |
3089 | items = 0; | |
3090 | if (datumtype == 'H') { | |
3091 | for (len = 0; len++ < aint;) { | |
3092 | if (isALPHA(*pat)) | |
3093 | items |= ((*pat++ & 15) + 9) & 15; | |
3094 | else | |
3095 | items |= *pat++ & 15; | |
3096 | if (len & 1) | |
3097 | items <<= 4; | |
3098 | else { | |
3099 | *aptr++ = items & 0xff; | |
3100 | items = 0; | |
3101 | } | |
3102 | } | |
3103 | } | |
3104 | else { | |
3105 | for (len = 0; len++ < aint;) { | |
3106 | if (isALPHA(*pat)) | |
3107 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3108 | else | |
3109 | items |= (*pat++ & 15) << 4; | |
3110 | if (len & 1) | |
3111 | items >>= 4; | |
3112 | else { | |
3113 | *aptr++ = items & 0xff; | |
3114 | items = 0; | |
3115 | } | |
3116 | } | |
3117 | } | |
3118 | if (aint & 1) | |
3119 | *aptr++ = items & 0xff; | |
3120 | pat = SvPVX(cat) + SvCUR(cat); | |
3121 | while (aptr <= pat) | |
3122 | *aptr++ = '\0'; | |
79072805 | 3123 | |
a0d0e21e LW |
3124 | pat = savepat; |
3125 | items = saveitems; | |
3126 | } | |
3127 | break; | |
3128 | case 'C': | |
3129 | case 'c': | |
3130 | while (len-- > 0) { | |
3131 | fromstr = NEXTFROM; | |
3132 | aint = SvIV(fromstr); | |
3133 | achar = aint; | |
3134 | sv_catpvn(cat, &achar, sizeof(char)); | |
3135 | } | |
3136 | break; | |
3137 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3138 | case 'f': | |
3139 | case 'F': | |
3140 | while (len-- > 0) { | |
3141 | fromstr = NEXTFROM; | |
3142 | afloat = (float)SvNV(fromstr); | |
3143 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3144 | } | |
3145 | break; | |
3146 | case 'd': | |
3147 | case 'D': | |
3148 | while (len-- > 0) { | |
3149 | fromstr = NEXTFROM; | |
3150 | adouble = (double)SvNV(fromstr); | |
3151 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3152 | } | |
3153 | break; | |
3154 | case 'n': | |
3155 | while (len-- > 0) { | |
3156 | fromstr = NEXTFROM; | |
3157 | ashort = (I16)SvIV(fromstr); | |
3158 | #ifdef HAS_HTONS | |
3159 | ashort = htons(ashort); | |
79072805 | 3160 | #endif |
a0d0e21e LW |
3161 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3162 | } | |
3163 | break; | |
3164 | case 'v': | |
3165 | while (len-- > 0) { | |
3166 | fromstr = NEXTFROM; | |
3167 | ashort = (I16)SvIV(fromstr); | |
3168 | #ifdef HAS_HTOVS | |
3169 | ashort = htovs(ashort); | |
79072805 | 3170 | #endif |
a0d0e21e LW |
3171 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); |
3172 | } | |
3173 | break; | |
3174 | case 'S': | |
3175 | case 's': | |
3176 | while (len-- > 0) { | |
3177 | fromstr = NEXTFROM; | |
3178 | ashort = (I16)SvIV(fromstr); | |
3179 | sv_catpvn(cat, (char*)&ashort, sizeof(I16)); | |
3180 | } | |
3181 | break; | |
3182 | case 'I': | |
3183 | while (len-- > 0) { | |
3184 | fromstr = NEXTFROM; | |
3185 | auint = U_I(SvNV(fromstr)); | |
3186 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); | |
3187 | } | |
3188 | break; | |
3189 | case 'i': | |
3190 | while (len-- > 0) { | |
3191 | fromstr = NEXTFROM; | |
3192 | aint = SvIV(fromstr); | |
3193 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3194 | } | |
3195 | break; | |
3196 | case 'N': | |
3197 | while (len-- > 0) { | |
3198 | fromstr = NEXTFROM; | |
3199 | aulong = U_L(SvNV(fromstr)); | |
3200 | #ifdef HAS_HTONL | |
3201 | aulong = htonl(aulong); | |
79072805 | 3202 | #endif |
a0d0e21e LW |
3203 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3204 | } | |
3205 | break; | |
3206 | case 'V': | |
3207 | while (len-- > 0) { | |
3208 | fromstr = NEXTFROM; | |
3209 | aulong = U_L(SvNV(fromstr)); | |
3210 | #ifdef HAS_HTOVL | |
3211 | aulong = htovl(aulong); | |
79072805 | 3212 | #endif |
a0d0e21e LW |
3213 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); |
3214 | } | |
3215 | break; | |
3216 | case 'L': | |
3217 | while (len-- > 0) { | |
3218 | fromstr = NEXTFROM; | |
3219 | aulong = U_L(SvNV(fromstr)); | |
3220 | sv_catpvn(cat, (char*)&aulong, sizeof(U32)); | |
3221 | } | |
3222 | break; | |
3223 | case 'l': | |
3224 | while (len-- > 0) { | |
3225 | fromstr = NEXTFROM; | |
3226 | along = SvIV(fromstr); | |
3227 | sv_catpvn(cat, (char*)&along, sizeof(I32)); | |
3228 | } | |
3229 | break; | |
ecfc5424 | 3230 | #ifdef HAS_QUAD |
a0d0e21e LW |
3231 | case 'Q': |
3232 | while (len-- > 0) { | |
3233 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3234 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3235 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3236 | } |
3237 | break; | |
3238 | case 'q': | |
3239 | while (len-- > 0) { | |
3240 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3241 | aquad = (Quad_t)SvIV(fromstr); |
3242 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3243 | } |
3244 | break; | |
ecfc5424 | 3245 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3246 | case 'P': |
3247 | len = 1; /* assume SV is correct length */ | |
3248 | /* FALL THROUGH */ | |
3249 | case 'p': | |
3250 | while (len-- > 0) { | |
3251 | fromstr = NEXTFROM; | |
3252 | aptr = SvPV_force(fromstr, na); /* XXX Error if TEMP? */ | |
3253 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); | |
3254 | } | |
3255 | break; | |
3256 | case 'u': | |
3257 | fromstr = NEXTFROM; | |
3258 | aptr = SvPV(fromstr, fromlen); | |
3259 | SvGROW(cat, fromlen * 4 / 3); | |
3260 | if (len <= 1) | |
3261 | len = 45; | |
3262 | else | |
3263 | len = len / 3 * 3; | |
3264 | while (fromlen > 0) { | |
3265 | I32 todo; | |
79072805 | 3266 | |
a0d0e21e LW |
3267 | if (fromlen > len) |
3268 | todo = len; | |
3269 | else | |
3270 | todo = fromlen; | |
3271 | doencodes(cat, aptr, todo); | |
3272 | fromlen -= todo; | |
3273 | aptr += todo; | |
3274 | } | |
3275 | break; | |
3276 | } | |
3277 | } | |
3278 | SvSETMAGIC(cat); | |
3279 | SP = ORIGMARK; | |
3280 | PUSHs(cat); | |
3281 | RETURN; | |
79072805 | 3282 | } |
a0d0e21e | 3283 | #undef NEXTFROM |
79072805 | 3284 | |
a0d0e21e | 3285 | PP(pp_split) |
79072805 | 3286 | { |
a0d0e21e LW |
3287 | dSP; dTARG; |
3288 | AV *ary; | |
3289 | register I32 limit = POPi; /* note, negative is forever */ | |
3290 | SV *sv = POPs; | |
3291 | STRLEN len; | |
3292 | register char *s = SvPV(sv, len); | |
3293 | char *strend = s + len; | |
3294 | register PMOP *pm = (PMOP*)POPs; | |
3295 | register SV *dstr; | |
3296 | register char *m; | |
3297 | I32 iters = 0; | |
3298 | I32 maxiters = (strend - s) + 10; | |
3299 | I32 i; | |
3300 | char *orig; | |
3301 | I32 origlimit = limit; | |
3302 | I32 realarray = 0; | |
3303 | I32 base; | |
3304 | AV *oldstack = stack; | |
3305 | register REGEXP *rx = pm->op_pmregexp; | |
3306 | I32 gimme = GIMME; | |
79072805 | 3307 | |
a0d0e21e LW |
3308 | if (!pm || !s) |
3309 | DIE("panic: do_split"); | |
3310 | if (pm->op_pmreplroot) | |
3311 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
3312 | else if (gimme != G_ARRAY) | |
3313 | ary = GvAVn(defgv); | |
79072805 | 3314 | else |
a0d0e21e LW |
3315 | ary = Nullav; |
3316 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
3317 | realarray = 1; | |
3318 | if (!AvREAL(ary)) { | |
3319 | AvREAL_on(ary); | |
3320 | for (i = AvFILL(ary); i >= 0; i--) | |
3321 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
79072805 | 3322 | } |
a0d0e21e LW |
3323 | av_extend(ary,0); |
3324 | av_clear(ary); | |
3325 | /* temporarily switch stacks */ | |
3326 | SWITCHSTACK(stack, ary); | |
79072805 | 3327 | } |
a0d0e21e LW |
3328 | base = SP - stack_base; |
3329 | orig = s; | |
3330 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
3331 | while (isSPACE(*s)) | |
3332 | s++; | |
3333 | } | |
3334 | if (!limit) | |
3335 | limit = maxiters + 2; | |
3336 | if (pm->op_pmflags & PMf_WHITE) { | |
3337 | while (--limit) { | |
3338 | /*SUPPRESS 530*/ | |
3339 | for (m = s; m < strend && !isSPACE(*m); m++) ; | |
3340 | if (m >= strend) | |
3341 | break; | |
3342 | dstr = NEWSV(30, m-s); | |
3343 | sv_setpvn(dstr, s, m-s); | |
3344 | if (!realarray) | |
3345 | sv_2mortal(dstr); | |
3346 | XPUSHs(dstr); | |
3347 | /*SUPPRESS 530*/ | |
3348 | for (s = m + 1; s < strend && isSPACE(*s); s++) ; | |
79072805 LW |
3349 | } |
3350 | } | |
a0d0e21e LW |
3351 | else if (strEQ("^", rx->precomp)) { |
3352 | while (--limit) { | |
3353 | /*SUPPRESS 530*/ | |
3354 | for (m = s; m < strend && *m != '\n'; m++) ; | |
3355 | m++; | |
3356 | if (m >= strend) | |
3357 | break; | |
3358 | dstr = NEWSV(30, m-s); | |
3359 | sv_setpvn(dstr, s, m-s); | |
3360 | if (!realarray) | |
3361 | sv_2mortal(dstr); | |
3362 | XPUSHs(dstr); | |
3363 | s = m; | |
3364 | } | |
3365 | } | |
3366 | else if (pm->op_pmshort) { | |
3367 | i = SvCUR(pm->op_pmshort); | |
3368 | if (i == 1) { | |
3369 | I32 fold = (pm->op_pmflags & PMf_FOLD); | |
3370 | i = *SvPVX(pm->op_pmshort); | |
3371 | if (fold && isUPPER(i)) | |
3372 | i = toLOWER(i); | |
3373 | while (--limit) { | |
3374 | if (fold) { | |
3375 | for ( m = s; | |
3376 | m < strend && *m != i && | |
3377 | (!isUPPER(*m) || toLOWER(*m) != i); | |
3378 | m++) /*SUPPRESS 530*/ | |
3379 | ; | |
3380 | } | |
3381 | else /*SUPPRESS 530*/ | |
3382 | for (m = s; m < strend && *m != i; m++) ; | |
3383 | if (m >= strend) | |
3384 | break; | |
3385 | dstr = NEWSV(30, m-s); | |
3386 | sv_setpvn(dstr, s, m-s); | |
3387 | if (!realarray) | |
3388 | sv_2mortal(dstr); | |
3389 | XPUSHs(dstr); | |
3390 | s = m + 1; | |
3391 | } | |
3392 | } | |
3393 | else { | |
3394 | #ifndef lint | |
3395 | while (s < strend && --limit && | |
3396 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
3397 | pm->op_pmshort)) ) | |
79072805 | 3398 | #endif |
a0d0e21e LW |
3399 | { |
3400 | dstr = NEWSV(31, m-s); | |
3401 | sv_setpvn(dstr, s, m-s); | |
3402 | if (!realarray) | |
3403 | sv_2mortal(dstr); | |
3404 | XPUSHs(dstr); | |
3405 | s = m + i; | |
3406 | } | |
463ee0b2 | 3407 | } |
463ee0b2 | 3408 | } |
a0d0e21e LW |
3409 | else { |
3410 | maxiters += (strend - s) * rx->nparens; | |
3411 | while (s < strend && --limit && | |
3412 | regexec(rx, s, strend, orig, 1, Nullsv, TRUE) ) { | |
3413 | if (rx->subbase | |
3414 | && rx->subbase != orig) { | |
3415 | m = s; | |
3416 | s = orig; | |
3417 | orig = rx->subbase; | |
3418 | s = orig + (m - s); | |
3419 | strend = s + (strend - m); | |
3420 | } | |
3421 | m = rx->startp[0]; | |
3422 | dstr = NEWSV(32, m-s); | |
3423 | sv_setpvn(dstr, s, m-s); | |
3424 | if (!realarray) | |
3425 | sv_2mortal(dstr); | |
3426 | XPUSHs(dstr); | |
3427 | if (rx->nparens) { | |
3428 | for (i = 1; i <= rx->nparens; i++) { | |
3429 | s = rx->startp[i]; | |
3430 | m = rx->endp[i]; | |
3431 | dstr = NEWSV(33, m-s); | |
3432 | sv_setpvn(dstr, s, m-s); | |
3433 | if (!realarray) | |
3434 | sv_2mortal(dstr); | |
3435 | XPUSHs(dstr); | |
3436 | } | |
3437 | } | |
3438 | s = rx->endp[0]; | |
3439 | } | |
79072805 | 3440 | } |
a0d0e21e LW |
3441 | iters = (SP - stack_base) - base; |
3442 | if (iters > maxiters) | |
3443 | DIE("Split loop"); | |
3444 | ||
3445 | /* keep field after final delim? */ | |
3446 | if (s < strend || (iters && origlimit)) { | |
3447 | dstr = NEWSV(34, strend-s); | |
3448 | sv_setpvn(dstr, s, strend-s); | |
3449 | if (!realarray) | |
3450 | sv_2mortal(dstr); | |
3451 | XPUSHs(dstr); | |
3452 | iters++; | |
79072805 | 3453 | } |
a0d0e21e LW |
3454 | else if (!origlimit) { |
3455 | while (iters > 0 && SvCUR(TOPs) == 0) | |
3456 | iters--, SP--; | |
3457 | } | |
3458 | if (realarray) { | |
3459 | SWITCHSTACK(ary, oldstack); | |
3460 | if (gimme == G_ARRAY) { | |
3461 | EXTEND(SP, iters); | |
3462 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
3463 | SP += iters; | |
3464 | RETURN; | |
3465 | } | |
3466 | } | |
3467 | else { | |
3468 | if (gimme == G_ARRAY) | |
3469 | RETURN; | |
3470 | } | |
3471 | if (iters || !pm->op_pmreplroot) { | |
3472 | GETTARGET; | |
3473 | PUSHi(iters); | |
3474 | RETURN; | |
3475 | } | |
3476 | RETPUSHUNDEF; | |
79072805 | 3477 | } |
85e6fe83 | 3478 |