Commit | Line | Data |
a0d0e21e |
1 | /* pp_ctl.c |
2 | * |
3 | * Copyright (c) 1991-1994, Larry Wall |
4 | * |
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. |
7 | * |
8 | */ |
9 | |
10 | /* |
11 | * Now far ahead the Road has gone, |
12 | * And I must follow, if I can, |
13 | * Pursuing it with eager feet, |
14 | * Until it joins some larger way |
15 | * Where many paths and errands meet. |
16 | * And whither then? I cannot say. |
17 | */ |
18 | |
19 | #include "EXTERN.h" |
20 | #include "perl.h" |
21 | |
22 | #ifndef WORD_ALIGN |
23 | #define WORD_ALIGN sizeof(U16) |
24 | #endif |
25 | |
26 | static OP *doeval _((int gimme)); |
27 | static OP *dofindlabel _((OP *op, char *label, OP **opstack)); |
28 | static void doparseform _((SV *sv)); |
29 | static I32 dopoptoeval _((I32 startingblock)); |
30 | static I32 dopoptolabel _((char *label)); |
31 | static I32 dopoptoloop _((I32 startingblock)); |
32 | static I32 dopoptosub _((I32 startingblock)); |
33 | static void save_lines _((AV *array, SV *sv)); |
a0d0e21e |
34 | static int sortcv _((const void *, const void *)); |
bbce6d69 |
35 | static int sortcmp _((const void *, const void *)); |
36 | static int sortcmp_locale _((const void *, const void *)); |
a0d0e21e |
37 | |
38 | static I32 sortcxix; |
39 | |
40 | PP(pp_wantarray) |
41 | { |
42 | dSP; |
43 | I32 cxix; |
44 | EXTEND(SP, 1); |
45 | |
46 | cxix = dopoptosub(cxstack_ix); |
47 | if (cxix < 0) |
48 | RETPUSHUNDEF; |
49 | |
50 | if (cxstack[cxix].blk_gimme == G_ARRAY) |
51 | RETPUSHYES; |
52 | else |
53 | RETPUSHNO; |
54 | } |
55 | |
56 | PP(pp_regcmaybe) |
57 | { |
58 | return NORMAL; |
59 | } |
60 | |
61 | PP(pp_regcomp) { |
62 | dSP; |
63 | register PMOP *pm = (PMOP*)cLOGOP->op_other; |
64 | register char *t; |
65 | SV *tmpstr; |
66 | STRLEN len; |
67 | |
68 | tmpstr = POPs; |
69 | t = SvPV(tmpstr, len); |
70 | |
4633a7c4 |
71 | /* JMR: Check against the last compiled regexp */ |
72 | if ( ! pm->op_pmregexp || ! pm->op_pmregexp->precomp |
73 | || strnNE(pm->op_pmregexp->precomp, t, len) |
74 | || pm->op_pmregexp->precomp[len]) { |
75 | if (pm->op_pmregexp) { |
76 | pregfree(pm->op_pmregexp); |
77 | pm->op_pmregexp = Null(REGEXP*); /* crucial if regcomp aborts */ |
78 | } |
a0d0e21e |
79 | |
4633a7c4 |
80 | pm->op_pmflags = pm->op_pmpermflags; /* reset case sensitivity */ |
81 | pm->op_pmregexp = pregcomp(t, t + len, pm); |
82 | } |
a0d0e21e |
83 | |
84 | if (!pm->op_pmregexp->prelen && curpm) |
85 | pm = curpm; |
86 | else if (strEQ("\\s+", pm->op_pmregexp->precomp)) |
87 | pm->op_pmflags |= PMf_WHITE; |
88 | |
89 | if (pm->op_pmflags & PMf_KEEP) { |
a0d0e21e |
90 | pm->op_pmflags &= ~PMf_RUNTIME; /* no point compiling again */ |
91 | hoistmust(pm); |
92 | cLOGOP->op_first->op_next = op->op_next; |
a0d0e21e |
93 | } |
94 | RETURN; |
95 | } |
96 | |
97 | PP(pp_substcont) |
98 | { |
99 | dSP; |
100 | register PMOP *pm = (PMOP*) cLOGOP->op_other; |
101 | register CONTEXT *cx = &cxstack[cxstack_ix]; |
102 | register SV *dstr = cx->sb_dstr; |
103 | register char *s = cx->sb_s; |
104 | register char *m = cx->sb_m; |
105 | char *orig = cx->sb_orig; |
c07a80fd |
106 | register REGEXP *rx = cx->sb_rx; |
a0d0e21e |
107 | |
108 | if (cx->sb_iters++) { |
109 | if (cx->sb_iters > cx->sb_maxiters) |
110 | DIE("Substitution loop"); |
111 | |
112 | sv_catsv(dstr, POPs); |
113 | if (rx->subbase) |
114 | Safefree(rx->subbase); |
115 | rx->subbase = cx->sb_subbase; |
116 | |
117 | /* Are we done */ |
e50aee73 |
118 | if (cx->sb_once || !pregexec(rx, s, cx->sb_strend, orig, |
a0d0e21e |
119 | s == m, Nullsv, cx->sb_safebase)) |
120 | { |
121 | SV *targ = cx->sb_targ; |
122 | sv_catpvn(dstr, s, cx->sb_strend - s); |
748a9306 |
123 | |
4633a7c4 |
124 | (void)SvOOK_off(targ); |
cb0b1708 |
125 | Safefree(SvPVX(targ)); |
748a9306 |
126 | SvPVX(targ) = SvPVX(dstr); |
127 | SvCUR_set(targ, SvCUR(dstr)); |
128 | SvLEN_set(targ, SvLEN(dstr)); |
129 | SvPVX(dstr) = 0; |
130 | sv_free(dstr); |
131 | |
a0d0e21e |
132 | (void)SvPOK_only(targ); |
133 | SvSETMAGIC(targ); |
134 | PUSHs(sv_2mortal(newSViv((I32)cx->sb_iters - 1))); |
4633a7c4 |
135 | LEAVE_SCOPE(cx->sb_oldsave); |
a0d0e21e |
136 | POPSUBST(cx); |
137 | RETURNOP(pm->op_next); |
138 | } |
139 | } |
140 | if (rx->subbase && rx->subbase != orig) { |
141 | m = s; |
142 | s = orig; |
143 | cx->sb_orig = orig = rx->subbase; |
144 | s = orig + (m - s); |
145 | cx->sb_strend = s + (cx->sb_strend - m); |
146 | } |
147 | cx->sb_m = m = rx->startp[0]; |
148 | sv_catpvn(dstr, s, m-s); |
149 | cx->sb_s = rx->endp[0]; |
150 | cx->sb_subbase = rx->subbase; |
151 | |
152 | rx->subbase = Nullch; /* so recursion works */ |
153 | RETURNOP(pm->op_pmreplstart); |
154 | } |
155 | |
156 | PP(pp_formline) |
157 | { |
158 | dSP; dMARK; dORIGMARK; |
159 | register SV *form = *++MARK; |
160 | register U16 *fpc; |
161 | register char *t; |
162 | register char *f; |
163 | register char *s; |
164 | register char *send; |
165 | register I32 arg; |
166 | register SV *sv; |
167 | char *item; |
168 | I32 itemsize; |
169 | I32 fieldsize; |
170 | I32 lines = 0; |
171 | bool chopspace = (strchr(chopset, ' ') != Nullch); |
172 | char *chophere; |
173 | char *linemark; |
a0d0e21e |
174 | double value; |
175 | bool gotsome; |
176 | STRLEN len; |
177 | |
55497cff |
178 | if (!SvMAGICAL(form) || !SvCOMPILED(form)) { |
a0d0e21e |
179 | SvREADONLY_off(form); |
180 | doparseform(form); |
181 | } |
182 | |
183 | SvPV_force(formtarget, len); |
184 | t = SvGROW(formtarget, len + SvCUR(form) + 1); /* XXX SvCUR bad */ |
185 | t += len; |
186 | f = SvPV(form, len); |
187 | /* need to jump to the next word */ |
188 | s = f + len + WORD_ALIGN - SvCUR(form) % WORD_ALIGN; |
189 | |
190 | fpc = (U16*)s; |
191 | |
192 | for (;;) { |
193 | DEBUG_f( { |
194 | char *name = "???"; |
195 | arg = -1; |
196 | switch (*fpc) { |
197 | case FF_LITERAL: arg = fpc[1]; name = "LITERAL"; break; |
198 | case FF_BLANK: arg = fpc[1]; name = "BLANK"; break; |
199 | case FF_SKIP: arg = fpc[1]; name = "SKIP"; break; |
200 | case FF_FETCH: arg = fpc[1]; name = "FETCH"; break; |
201 | case FF_DECIMAL: arg = fpc[1]; name = "DECIMAL"; break; |
202 | |
203 | case FF_CHECKNL: name = "CHECKNL"; break; |
204 | case FF_CHECKCHOP: name = "CHECKCHOP"; break; |
205 | case FF_SPACE: name = "SPACE"; break; |
206 | case FF_HALFSPACE: name = "HALFSPACE"; break; |
207 | case FF_ITEM: name = "ITEM"; break; |
208 | case FF_CHOP: name = "CHOP"; break; |
209 | case FF_LINEGLOB: name = "LINEGLOB"; break; |
210 | case FF_NEWLINE: name = "NEWLINE"; break; |
211 | case FF_MORE: name = "MORE"; break; |
212 | case FF_LINEMARK: name = "LINEMARK"; break; |
213 | case FF_END: name = "END"; break; |
214 | } |
215 | if (arg >= 0) |
760ac839 |
216 | PerlIO_printf(PerlIO_stderr(), "%-16s%ld\n", name, (long) arg); |
a0d0e21e |
217 | else |
760ac839 |
218 | PerlIO_printf(PerlIO_stderr(), "%-16s\n", name); |
a0d0e21e |
219 | } ) |
220 | switch (*fpc++) { |
221 | case FF_LINEMARK: |
222 | linemark = t; |
a0d0e21e |
223 | lines++; |
224 | gotsome = FALSE; |
225 | break; |
226 | |
227 | case FF_LITERAL: |
228 | arg = *fpc++; |
229 | while (arg--) |
230 | *t++ = *f++; |
231 | break; |
232 | |
233 | case FF_SKIP: |
234 | f += *fpc++; |
235 | break; |
236 | |
237 | case FF_FETCH: |
238 | arg = *fpc++; |
239 | f += arg; |
240 | fieldsize = arg; |
241 | |
242 | if (MARK < SP) |
243 | sv = *++MARK; |
244 | else { |
245 | sv = &sv_no; |
246 | if (dowarn) |
247 | warn("Not enough format arguments"); |
248 | } |
249 | break; |
250 | |
251 | case FF_CHECKNL: |
252 | item = s = SvPV(sv, len); |
253 | itemsize = len; |
254 | if (itemsize > fieldsize) |
255 | itemsize = fieldsize; |
256 | send = chophere = s + itemsize; |
257 | while (s < send) { |
258 | if (*s & ~31) |
259 | gotsome = TRUE; |
260 | else if (*s == '\n') |
261 | break; |
262 | s++; |
263 | } |
264 | itemsize = s - item; |
265 | break; |
266 | |
267 | case FF_CHECKCHOP: |
268 | item = s = SvPV(sv, len); |
269 | itemsize = len; |
270 | if (itemsize <= fieldsize) { |
271 | send = chophere = s + itemsize; |
272 | while (s < send) { |
273 | if (*s == '\r') { |
274 | itemsize = s - item; |
275 | break; |
276 | } |
277 | if (*s++ & ~31) |
278 | gotsome = TRUE; |
279 | } |
280 | } |
281 | else { |
282 | itemsize = fieldsize; |
283 | send = chophere = s + itemsize; |
284 | while (s < send || (s == send && isSPACE(*s))) { |
285 | if (isSPACE(*s)) { |
286 | if (chopspace) |
287 | chophere = s; |
288 | if (*s == '\r') |
289 | break; |
290 | } |
291 | else { |
292 | if (*s & ~31) |
293 | gotsome = TRUE; |
294 | if (strchr(chopset, *s)) |
295 | chophere = s + 1; |
296 | } |
297 | s++; |
298 | } |
299 | itemsize = chophere - item; |
300 | } |
301 | break; |
302 | |
303 | case FF_SPACE: |
304 | arg = fieldsize - itemsize; |
305 | if (arg) { |
306 | fieldsize -= arg; |
307 | while (arg-- > 0) |
308 | *t++ = ' '; |
309 | } |
310 | break; |
311 | |
312 | case FF_HALFSPACE: |
313 | arg = fieldsize - itemsize; |
314 | if (arg) { |
315 | arg /= 2; |
316 | fieldsize -= arg; |
317 | while (arg-- > 0) |
318 | *t++ = ' '; |
319 | } |
320 | break; |
321 | |
322 | case FF_ITEM: |
323 | arg = itemsize; |
324 | s = item; |
325 | while (arg--) { |
326 | #if 'z' - 'a' != 25 |
327 | int ch = *t++ = *s++; |
328 | if (!iscntrl(ch)) |
329 | t[-1] = ' '; |
330 | #else |
331 | if ( !((*t++ = *s++) & ~31) ) |
332 | t[-1] = ' '; |
333 | #endif |
334 | |
335 | } |
336 | break; |
337 | |
338 | case FF_CHOP: |
339 | s = chophere; |
340 | if (chopspace) { |
341 | while (*s && isSPACE(*s)) |
342 | s++; |
343 | } |
344 | sv_chop(sv,s); |
345 | break; |
346 | |
347 | case FF_LINEGLOB: |
348 | item = s = SvPV(sv, len); |
349 | itemsize = len; |
350 | if (itemsize) { |
351 | gotsome = TRUE; |
352 | send = s + itemsize; |
353 | while (s < send) { |
354 | if (*s++ == '\n') { |
355 | if (s == send) |
356 | itemsize--; |
357 | else |
358 | lines++; |
359 | } |
360 | } |
361 | SvCUR_set(formtarget, t - SvPVX(formtarget)); |
362 | sv_catpvn(formtarget, item, itemsize); |
363 | SvGROW(formtarget, SvCUR(formtarget) + SvCUR(form) + 1); |
364 | t = SvPVX(formtarget) + SvCUR(formtarget); |
365 | } |
366 | break; |
367 | |
368 | case FF_DECIMAL: |
369 | /* If the field is marked with ^ and the value is undefined, |
370 | blank it out. */ |
371 | arg = *fpc++; |
372 | if ((arg & 512) && !SvOK(sv)) { |
373 | arg = fieldsize; |
374 | while (arg--) |
375 | *t++ = ' '; |
376 | break; |
377 | } |
378 | gotsome = TRUE; |
379 | value = SvNV(sv); |
bbce6d69 |
380 | /* Formats aren't yet marked for locales, so assume "yes". */ |
36477c24 |
381 | SET_NUMERIC_LOCAL(); |
a0d0e21e |
382 | if (arg & 256) { |
383 | sprintf(t, "%#*.*f", (int) fieldsize, (int) arg & 255, value); |
384 | } else { |
385 | sprintf(t, "%*.0f", (int) fieldsize, value); |
386 | } |
387 | t += fieldsize; |
388 | break; |
389 | |
390 | case FF_NEWLINE: |
391 | f++; |
392 | while (t-- > linemark && *t == ' ') ; |
393 | t++; |
394 | *t++ = '\n'; |
395 | break; |
396 | |
397 | case FF_BLANK: |
398 | arg = *fpc++; |
399 | if (gotsome) { |
400 | if (arg) { /* repeat until fields exhausted? */ |
401 | *t = '\0'; |
402 | SvCUR_set(formtarget, t - SvPVX(formtarget)); |
403 | lines += FmLINES(formtarget); |
404 | if (lines == 200) { |
405 | arg = t - linemark; |
406 | if (strnEQ(linemark, linemark - arg, arg)) |
407 | DIE("Runaway format"); |
408 | } |
409 | FmLINES(formtarget) = lines; |
410 | SP = ORIGMARK; |
411 | RETURNOP(cLISTOP->op_first); |
412 | } |
413 | } |
414 | else { |
415 | t = linemark; |
416 | lines--; |
417 | } |
418 | break; |
419 | |
420 | case FF_MORE: |
421 | if (itemsize) { |
422 | arg = fieldsize - itemsize; |
423 | if (arg) { |
424 | fieldsize -= arg; |
425 | while (arg-- > 0) |
426 | *t++ = ' '; |
427 | } |
428 | s = t - 3; |
429 | if (strnEQ(s," ",3)) { |
430 | while (s > SvPVX(formtarget) && isSPACE(s[-1])) |
431 | s--; |
432 | } |
433 | *s++ = '.'; |
434 | *s++ = '.'; |
435 | *s++ = '.'; |
436 | } |
437 | break; |
438 | |
439 | case FF_END: |
440 | *t = '\0'; |
441 | SvCUR_set(formtarget, t - SvPVX(formtarget)); |
442 | FmLINES(formtarget) += lines; |
443 | SP = ORIGMARK; |
444 | RETPUSHYES; |
445 | } |
446 | } |
447 | } |
448 | |
449 | PP(pp_grepstart) |
450 | { |
451 | dSP; |
452 | SV *src; |
453 | |
454 | if (stack_base + *markstack_ptr == sp) { |
455 | (void)POPMARK; |
456 | if (GIMME != G_ARRAY) |
457 | XPUSHs(&sv_no); |
458 | RETURNOP(op->op_next->op_next); |
459 | } |
460 | stack_sp = stack_base + *markstack_ptr + 1; |
461 | pp_pushmark(); /* push dst */ |
462 | pp_pushmark(); /* push src */ |
463 | ENTER; /* enter outer scope */ |
464 | |
465 | SAVETMPS; |
466 | SAVESPTR(GvSV(defgv)); |
467 | |
468 | ENTER; /* enter inner scope */ |
469 | SAVESPTR(curpm); |
470 | |
471 | src = stack_base[*markstack_ptr]; |
472 | SvTEMP_off(src); |
473 | GvSV(defgv) = src; |
474 | |
475 | PUTBACK; |
476 | if (op->op_type == OP_MAPSTART) |
477 | pp_pushmark(); /* push top */ |
478 | return ((LOGOP*)op->op_next)->op_other; |
479 | } |
480 | |
481 | PP(pp_mapstart) |
482 | { |
483 | DIE("panic: mapstart"); /* uses grepstart */ |
484 | } |
485 | |
486 | PP(pp_mapwhile) |
487 | { |
488 | dSP; |
489 | I32 diff = (sp - stack_base) - *markstack_ptr; |
490 | I32 count; |
491 | I32 shift; |
492 | SV** src; |
493 | SV** dst; |
494 | |
495 | ++markstack_ptr[-1]; |
496 | if (diff) { |
497 | if (diff > markstack_ptr[-1] - markstack_ptr[-2]) { |
498 | shift = diff - (markstack_ptr[-1] - markstack_ptr[-2]); |
499 | count = (sp - stack_base) - markstack_ptr[-1] + 2; |
500 | |
501 | EXTEND(sp,shift); |
502 | src = sp; |
503 | dst = (sp += shift); |
504 | markstack_ptr[-1] += shift; |
505 | *markstack_ptr += shift; |
506 | while (--count) |
507 | *dst-- = *src--; |
508 | } |
509 | dst = stack_base + (markstack_ptr[-2] += diff) - 1; |
510 | ++diff; |
511 | while (--diff) |
512 | *dst-- = SvTEMP(TOPs) ? POPs : sv_mortalcopy(POPs); |
513 | } |
514 | LEAVE; /* exit inner scope */ |
515 | |
516 | /* All done yet? */ |
517 | if (markstack_ptr[-1] > *markstack_ptr) { |
518 | I32 items; |
519 | |
520 | (void)POPMARK; /* pop top */ |
521 | LEAVE; /* exit outer scope */ |
522 | (void)POPMARK; /* pop src */ |
523 | items = --*markstack_ptr - markstack_ptr[-1]; |
524 | (void)POPMARK; /* pop dst */ |
525 | SP = stack_base + POPMARK; /* pop original mark */ |
526 | if (GIMME != G_ARRAY) { |
527 | dTARGET; |
528 | XPUSHi(items); |
529 | RETURN; |
530 | } |
531 | SP += items; |
532 | RETURN; |
533 | } |
534 | else { |
535 | SV *src; |
536 | |
537 | ENTER; /* enter inner scope */ |
538 | SAVESPTR(curpm); |
539 | |
540 | src = stack_base[markstack_ptr[-1]]; |
541 | SvTEMP_off(src); |
542 | GvSV(defgv) = src; |
543 | |
544 | RETURNOP(cLOGOP->op_other); |
545 | } |
546 | } |
547 | |
548 | |
549 | PP(pp_sort) |
550 | { |
551 | dSP; dMARK; dORIGMARK; |
552 | register SV **up; |
553 | SV **myorigmark = ORIGMARK; |
554 | register I32 max; |
555 | HV *stash; |
556 | GV *gv; |
557 | CV *cv; |
558 | I32 gimme = GIMME; |
559 | OP* nextop = op->op_next; |
560 | |
561 | if (gimme != G_ARRAY) { |
562 | SP = MARK; |
563 | RETPUSHUNDEF; |
564 | } |
565 | |
566 | if (op->op_flags & OPf_STACKED) { |
567 | ENTER; |
568 | if (op->op_flags & OPf_SPECIAL) { |
569 | OP *kid = cLISTOP->op_first->op_sibling; /* pass pushmark */ |
570 | kid = kUNOP->op_first; /* pass rv2gv */ |
571 | kid = kUNOP->op_first; /* pass leave */ |
572 | sortcop = kid->op_next; |
573 | stash = curcop->cop_stash; |
574 | } |
575 | else { |
576 | cv = sv_2cv(*++MARK, &stash, &gv, 0); |
577 | if (!(cv && CvROOT(cv))) { |
578 | if (gv) { |
579 | SV *tmpstr = sv_newmortal(); |
e5cf08de |
580 | gv_efullname3(tmpstr, gv, Nullch); |
a0d0e21e |
581 | if (cv && CvXSUB(cv)) |
582 | DIE("Xsub \"%s\" called in sort", SvPVX(tmpstr)); |
583 | DIE("Undefined sort subroutine \"%s\" called", |
584 | SvPVX(tmpstr)); |
585 | } |
586 | if (cv) { |
587 | if (CvXSUB(cv)) |
588 | DIE("Xsub called in sort"); |
589 | DIE("Undefined subroutine in sort"); |
590 | } |
591 | DIE("Not a CODE reference in sort"); |
592 | } |
593 | sortcop = CvSTART(cv); |
594 | SAVESPTR(CvROOT(cv)->op_ppaddr); |
595 | CvROOT(cv)->op_ppaddr = ppaddr[OP_NULL]; |
596 | |
597 | SAVESPTR(curpad); |
598 | curpad = AvARRAY((AV*)AvARRAY(CvPADLIST(cv))[1]); |
599 | } |
600 | } |
601 | else { |
602 | sortcop = Nullop; |
603 | stash = curcop->cop_stash; |
604 | } |
605 | |
606 | up = myorigmark + 1; |
607 | while (MARK < SP) { /* This may or may not shift down one here. */ |
608 | /*SUPPRESS 560*/ |
609 | if (*up = *++MARK) { /* Weed out nulls. */ |
610 | if (!SvPOK(*up)) |
611 | (void)sv_2pv(*up, &na); |
612 | else |
613 | SvTEMP_off(*up); |
614 | up++; |
615 | } |
616 | } |
617 | max = --up - myorigmark; |
618 | if (sortcop) { |
619 | if (max > 1) { |
620 | AV *oldstack; |
621 | CONTEXT *cx; |
622 | SV** newsp; |
623 | |
624 | SAVETMPS; |
625 | SAVESPTR(op); |
626 | |
1ce6579f |
627 | oldstack = curstack; |
a0d0e21e |
628 | if (!sortstack) { |
629 | sortstack = newAV(); |
630 | AvREAL_off(sortstack); |
631 | av_extend(sortstack, 32); |
632 | } |
1ce6579f |
633 | SWITCHSTACK(curstack, sortstack); |
a0d0e21e |
634 | if (sortstash != stash) { |
635 | firstgv = gv_fetchpv("a", TRUE, SVt_PV); |
636 | secondgv = gv_fetchpv("b", TRUE, SVt_PV); |
637 | sortstash = stash; |
638 | } |
639 | |
640 | SAVESPTR(GvSV(firstgv)); |
641 | SAVESPTR(GvSV(secondgv)); |
642 | PUSHBLOCK(cx, CXt_LOOP, stack_base); |
643 | sortcxix = cxstack_ix; |
644 | |
645 | qsort((char*)(myorigmark+1), max, sizeof(SV*), sortcv); |
646 | |
647 | POPBLOCK(cx,curpm); |
648 | SWITCHSTACK(sortstack, oldstack); |
649 | } |
650 | LEAVE; |
651 | } |
652 | else { |
653 | if (max > 1) { |
654 | MEXTEND(SP, 20); /* Can't afford stack realloc on signal. */ |
bbce6d69 |
655 | qsort((char*)(ORIGMARK+1), max, sizeof(SV*), |
656 | (op->op_private & OPpLOCALE) ? sortcmp_locale : sortcmp); |
a0d0e21e |
657 | } |
658 | } |
659 | stack_sp = ORIGMARK + max; |
660 | return nextop; |
661 | } |
662 | |
663 | /* Range stuff. */ |
664 | |
665 | PP(pp_range) |
666 | { |
667 | if (GIMME == G_ARRAY) |
668 | return cCONDOP->op_true; |
669 | return SvTRUEx(PAD_SV(op->op_targ)) ? cCONDOP->op_false : cCONDOP->op_true; |
670 | } |
671 | |
672 | PP(pp_flip) |
673 | { |
674 | dSP; |
675 | |
676 | if (GIMME == G_ARRAY) { |
677 | RETURNOP(((CONDOP*)cUNOP->op_first)->op_false); |
678 | } |
679 | else { |
680 | dTOPss; |
681 | SV *targ = PAD_SV(op->op_targ); |
682 | |
683 | if ((op->op_private & OPpFLIP_LINENUM) |
684 | ? last_in_gv && SvIV(sv) == IoLINES(GvIOp(last_in_gv)) |
685 | : SvTRUE(sv) ) { |
686 | sv_setiv(PAD_SV(cUNOP->op_first->op_targ), 1); |
687 | if (op->op_flags & OPf_SPECIAL) { |
688 | sv_setiv(targ, 1); |
689 | RETURN; |
690 | } |
691 | else { |
692 | sv_setiv(targ, 0); |
693 | sp--; |
694 | RETURNOP(((CONDOP*)cUNOP->op_first)->op_false); |
695 | } |
696 | } |
697 | sv_setpv(TARG, ""); |
698 | SETs(targ); |
699 | RETURN; |
700 | } |
701 | } |
702 | |
703 | PP(pp_flop) |
704 | { |
705 | dSP; |
706 | |
707 | if (GIMME == G_ARRAY) { |
708 | dPOPPOPssrl; |
709 | register I32 i; |
710 | register SV *sv; |
711 | I32 max; |
712 | |
4633a7c4 |
713 | if (SvNIOKp(left) || !SvPOKp(left) || |
bbce6d69 |
714 | (looks_like_number(left) && *SvPVX(left) != '0') ) |
715 | { |
a0d0e21e |
716 | i = SvIV(left); |
717 | max = SvIV(right); |
bbce6d69 |
718 | if (max >= i) { |
719 | EXTEND_MORTAL(max - i + 1); |
a0d0e21e |
720 | EXTEND(SP, max - i + 1); |
bbce6d69 |
721 | } |
a0d0e21e |
722 | while (i <= max) { |
bbce6d69 |
723 | sv = sv_2mortal(newSViv(i++)); |
a0d0e21e |
724 | PUSHs(sv); |
725 | } |
726 | } |
727 | else { |
728 | SV *final = sv_mortalcopy(right); |
729 | STRLEN len; |
730 | char *tmps = SvPV(final, len); |
731 | |
732 | sv = sv_mortalcopy(left); |
4633a7c4 |
733 | while (!SvNIOKp(sv) && SvCUR(sv) <= len && |
a0d0e21e |
734 | strNE(SvPVX(sv),tmps) ) { |
735 | XPUSHs(sv); |
736 | sv = sv_2mortal(newSVsv(sv)); |
737 | sv_inc(sv); |
738 | } |
739 | if (strEQ(SvPVX(sv),tmps)) |
740 | XPUSHs(sv); |
741 | } |
742 | } |
743 | else { |
744 | dTOPss; |
745 | SV *targ = PAD_SV(cUNOP->op_first->op_targ); |
746 | sv_inc(targ); |
747 | if ((op->op_private & OPpFLIP_LINENUM) |
748 | ? last_in_gv && SvIV(sv) == IoLINES(GvIOp(last_in_gv)) |
749 | : SvTRUE(sv) ) { |
750 | sv_setiv(PAD_SV(((UNOP*)cUNOP->op_first)->op_first->op_targ), 0); |
751 | sv_catpv(targ, "E0"); |
752 | } |
753 | SETs(targ); |
754 | } |
755 | |
756 | RETURN; |
757 | } |
758 | |
759 | /* Control. */ |
760 | |
761 | static I32 |
762 | dopoptolabel(label) |
763 | char *label; |
764 | { |
765 | register I32 i; |
766 | register CONTEXT *cx; |
767 | |
768 | for (i = cxstack_ix; i >= 0; i--) { |
769 | cx = &cxstack[i]; |
770 | switch (cx->cx_type) { |
771 | case CXt_SUBST: |
772 | if (dowarn) |
773 | warn("Exiting substitution via %s", op_name[op->op_type]); |
774 | break; |
775 | case CXt_SUB: |
776 | if (dowarn) |
777 | warn("Exiting subroutine via %s", op_name[op->op_type]); |
778 | break; |
779 | case CXt_EVAL: |
780 | if (dowarn) |
781 | warn("Exiting eval via %s", op_name[op->op_type]); |
782 | break; |
783 | case CXt_LOOP: |
784 | if (!cx->blk_loop.label || |
785 | strNE(label, cx->blk_loop.label) ) { |
786 | DEBUG_l(deb("(Skipping label #%d %s)\n", |
787 | i, cx->blk_loop.label)); |
788 | continue; |
789 | } |
790 | DEBUG_l( deb("(Found label #%d %s)\n", i, label)); |
791 | return i; |
792 | } |
793 | } |
794 | return i; |
795 | } |
796 | |
e50aee73 |
797 | I32 |
798 | dowantarray() |
799 | { |
800 | I32 cxix; |
801 | |
802 | cxix = dopoptosub(cxstack_ix); |
803 | if (cxix < 0) |
804 | return G_SCALAR; |
805 | |
806 | if (cxstack[cxix].blk_gimme == G_ARRAY) |
807 | return G_ARRAY; |
808 | else |
809 | return G_SCALAR; |
810 | } |
811 | |
a0d0e21e |
812 | static I32 |
813 | dopoptosub(startingblock) |
814 | I32 startingblock; |
815 | { |
816 | I32 i; |
817 | register CONTEXT *cx; |
818 | for (i = startingblock; i >= 0; i--) { |
819 | cx = &cxstack[i]; |
820 | switch (cx->cx_type) { |
821 | default: |
822 | continue; |
823 | case CXt_EVAL: |
824 | case CXt_SUB: |
825 | DEBUG_l( deb("(Found sub #%d)\n", i)); |
826 | return i; |
827 | } |
828 | } |
829 | return i; |
830 | } |
831 | |
832 | static I32 |
833 | dopoptoeval(startingblock) |
834 | I32 startingblock; |
835 | { |
836 | I32 i; |
837 | register CONTEXT *cx; |
838 | for (i = startingblock; i >= 0; i--) { |
839 | cx = &cxstack[i]; |
840 | switch (cx->cx_type) { |
841 | default: |
842 | continue; |
843 | case CXt_EVAL: |
844 | DEBUG_l( deb("(Found eval #%d)\n", i)); |
845 | return i; |
846 | } |
847 | } |
848 | return i; |
849 | } |
850 | |
851 | static I32 |
852 | dopoptoloop(startingblock) |
853 | I32 startingblock; |
854 | { |
855 | I32 i; |
856 | register CONTEXT *cx; |
857 | for (i = startingblock; i >= 0; i--) { |
858 | cx = &cxstack[i]; |
859 | switch (cx->cx_type) { |
860 | case CXt_SUBST: |
861 | if (dowarn) |
862 | warn("Exiting substitition via %s", op_name[op->op_type]); |
863 | break; |
864 | case CXt_SUB: |
865 | if (dowarn) |
866 | warn("Exiting subroutine via %s", op_name[op->op_type]); |
867 | break; |
868 | case CXt_EVAL: |
869 | if (dowarn) |
870 | warn("Exiting eval via %s", op_name[op->op_type]); |
871 | break; |
872 | case CXt_LOOP: |
873 | DEBUG_l( deb("(Found loop #%d)\n", i)); |
874 | return i; |
875 | } |
876 | } |
877 | return i; |
878 | } |
879 | |
880 | void |
881 | dounwind(cxix) |
882 | I32 cxix; |
883 | { |
884 | register CONTEXT *cx; |
885 | SV **newsp; |
886 | I32 optype; |
887 | |
888 | while (cxstack_ix > cxix) { |
889 | cx = &cxstack[cxstack_ix--]; |
760ac839 |
890 | DEBUG_l(PerlIO_printf(Perl_debug_log, "Unwinding block %ld, type %s\n", (long) cxstack_ix+1, |
a0d0e21e |
891 | block_type[cx->cx_type])); |
892 | /* Note: we don't need to restore the base context info till the end. */ |
893 | switch (cx->cx_type) { |
894 | case CXt_SUB: |
895 | POPSUB(cx); |
896 | break; |
897 | case CXt_EVAL: |
898 | POPEVAL(cx); |
899 | break; |
900 | case CXt_LOOP: |
901 | POPLOOP(cx); |
902 | break; |
903 | case CXt_SUBST: |
904 | break; |
905 | } |
906 | } |
907 | } |
908 | |
a0d0e21e |
909 | OP * |
910 | die_where(message) |
911 | char *message; |
912 | { |
913 | if (in_eval) { |
914 | I32 cxix; |
915 | register CONTEXT *cx; |
916 | I32 gimme; |
917 | SV **newsp; |
918 | |
4633a7c4 |
919 | if (in_eval & 4) { |
920 | SV **svp; |
921 | STRLEN klen = strlen(message); |
922 | |
923 | svp = hv_fetch(GvHV(errgv), message, klen, TRUE); |
924 | if (svp) { |
925 | if (!SvIOK(*svp)) { |
926 | static char prefix[] = "\t(in cleanup) "; |
927 | sv_upgrade(*svp, SVt_IV); |
928 | (void)SvIOK_only(*svp); |
929 | SvGROW(GvSV(errgv), SvCUR(GvSV(errgv))+sizeof(prefix)+klen); |
930 | sv_catpvn(GvSV(errgv), prefix, sizeof(prefix)-1); |
931 | sv_catpvn(GvSV(errgv), message, klen); |
932 | } |
933 | sv_inc(*svp); |
934 | } |
935 | } |
936 | else |
c07a80fd |
937 | sv_setpv(GvSV(errgv), message); |
4633a7c4 |
938 | |
a0d0e21e |
939 | cxix = dopoptoeval(cxstack_ix); |
940 | if (cxix >= 0) { |
941 | I32 optype; |
942 | |
943 | if (cxix < cxstack_ix) |
944 | dounwind(cxix); |
945 | |
946 | POPBLOCK(cx,curpm); |
947 | if (cx->cx_type != CXt_EVAL) { |
760ac839 |
948 | PerlIO_printf(PerlIO_stderr(), "panic: die %s", message); |
a0d0e21e |
949 | my_exit(1); |
950 | } |
951 | POPEVAL(cx); |
952 | |
953 | if (gimme == G_SCALAR) |
954 | *++newsp = &sv_undef; |
955 | stack_sp = newsp; |
956 | |
957 | LEAVE; |
748a9306 |
958 | |
a0d0e21e |
959 | if (optype == OP_REQUIRE) |
4633a7c4 |
960 | DIE("%s", SvPVx(GvSV(errgv), na)); |
a0d0e21e |
961 | return pop_return(); |
962 | } |
963 | } |
760ac839 |
964 | PerlIO_printf(PerlIO_stderr(), "%s",message); |
965 | PerlIO_flush(PerlIO_stderr()); |
a6c477ed |
966 | if (e_tmpname) { |
967 | if (e_fp) { |
760ac839 |
968 | PerlIO_close(e_fp); |
a6c477ed |
969 | e_fp = Nullfp; |
970 | } |
a0d0e21e |
971 | (void)UNLINK(e_tmpname); |
a6c477ed |
972 | Safefree(e_tmpname); |
973 | e_tmpname = Nullch; |
e632a5f6 |
974 | } |
748a9306 |
975 | statusvalue = SHIFTSTATUS(statusvalue); |
976 | #ifdef VMS |
977 | my_exit((U32)vaxc$errno?vaxc$errno:errno?errno:statusvalue?statusvalue:SS$_ABORT); |
978 | #else |
a0d0e21e |
979 | my_exit((I32)((errno&255)?errno:((statusvalue&255)?statusvalue:255))); |
748a9306 |
980 | #endif |
a0d0e21e |
981 | return 0; |
982 | } |
983 | |
984 | PP(pp_xor) |
985 | { |
986 | dSP; dPOPTOPssrl; |
987 | if (SvTRUE(left) != SvTRUE(right)) |
988 | RETSETYES; |
989 | else |
990 | RETSETNO; |
991 | } |
992 | |
993 | PP(pp_andassign) |
994 | { |
995 | dSP; |
996 | if (!SvTRUE(TOPs)) |
997 | RETURN; |
998 | else |
999 | RETURNOP(cLOGOP->op_other); |
1000 | } |
1001 | |
1002 | PP(pp_orassign) |
1003 | { |
1004 | dSP; |
1005 | if (SvTRUE(TOPs)) |
1006 | RETURN; |
1007 | else |
1008 | RETURNOP(cLOGOP->op_other); |
1009 | } |
1010 | |
1011 | #ifdef DEPRECATED |
1012 | PP(pp_entersubr) |
1013 | { |
1014 | dSP; |
1015 | SV** mark = (stack_base + *markstack_ptr + 1); |
1016 | SV* cv = *mark; |
1017 | while (mark < sp) { /* emulate old interface */ |
1018 | *mark = mark[1]; |
1019 | mark++; |
1020 | } |
1021 | *sp = cv; |
1022 | return pp_entersub(); |
1023 | } |
1024 | #endif |
1025 | |
1026 | PP(pp_caller) |
1027 | { |
1028 | dSP; |
1029 | register I32 cxix = dopoptosub(cxstack_ix); |
1030 | register CONTEXT *cx; |
1031 | I32 dbcxix; |
1032 | SV *sv; |
1033 | I32 count = 0; |
1034 | |
1035 | if (MAXARG) |
1036 | count = POPi; |
1037 | EXTEND(SP, 6); |
1038 | for (;;) { |
1039 | if (cxix < 0) { |
1040 | if (GIMME != G_ARRAY) |
1041 | RETPUSHUNDEF; |
1042 | RETURN; |
1043 | } |
1044 | if (DBsub && cxix >= 0 && |
1045 | cxstack[cxix].blk_sub.cv == GvCV(DBsub)) |
1046 | count++; |
1047 | if (!count--) |
1048 | break; |
1049 | cxix = dopoptosub(cxix - 1); |
1050 | } |
1051 | cx = &cxstack[cxix]; |
06a5b730 |
1052 | if (cxstack[cxix].cx_type == CXt_SUB) { |
1053 | dbcxix = dopoptosub(cxix - 1); |
1054 | /* We expect that cxstack[dbcxix] is CXt_SUB, anyway, the |
1055 | field below is defined for any cx. */ |
1056 | if (DBsub && dbcxix >= 0 && cxstack[dbcxix].blk_sub.cv == GvCV(DBsub)) |
1057 | cx = &cxstack[dbcxix]; |
1058 | } |
1059 | |
a0d0e21e |
1060 | if (GIMME != G_ARRAY) { |
1061 | dTARGET; |
1062 | |
1063 | sv_setpv(TARG, HvNAME(cx->blk_oldcop->cop_stash)); |
1064 | PUSHs(TARG); |
1065 | RETURN; |
1066 | } |
a0d0e21e |
1067 | |
1068 | PUSHs(sv_2mortal(newSVpv(HvNAME(cx->blk_oldcop->cop_stash), 0))); |
1069 | PUSHs(sv_2mortal(newSVpv(SvPVX(GvSV(cx->blk_oldcop->cop_filegv)), 0))); |
1070 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_oldcop->cop_line))); |
1071 | if (!MAXARG) |
1072 | RETURN; |
06a5b730 |
1073 | if (cx->cx_type == CXt_SUB) { /* So is cxstack[dbcxix]. */ |
a0d0e21e |
1074 | sv = NEWSV(49, 0); |
e5cf08de |
1075 | gv_efullname3(sv, CvGV(cxstack[cxix].blk_sub.cv), Nullch); |
a0d0e21e |
1076 | PUSHs(sv_2mortal(sv)); |
1077 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_sub.hasargs))); |
1078 | } |
1079 | else { |
1080 | PUSHs(sv_2mortal(newSVpv("(eval)",0))); |
1081 | PUSHs(sv_2mortal(newSViv(0))); |
1082 | } |
1083 | PUSHs(sv_2mortal(newSViv((I32)cx->blk_gimme))); |
4633a7c4 |
1084 | if (cx->cx_type == CXt_EVAL) { |
06a5b730 |
1085 | if (cx->blk_eval.old_op_type == OP_ENTEREVAL) { |
4633a7c4 |
1086 | PUSHs(cx->blk_eval.cur_text); |
06a5b730 |
1087 | PUSHs(&sv_no); |
1088 | } |
1089 | else if (cx->blk_eval.old_name) { /* Try blocks have old_name == 0. */ |
1090 | /* Require, put the name. */ |
1091 | PUSHs(sv_2mortal(newSVpv(cx->blk_eval.old_name, 0))); |
1092 | PUSHs(&sv_yes); |
1093 | } |
4633a7c4 |
1094 | } |
1095 | else if (cx->cx_type == CXt_SUB && |
1096 | cx->blk_sub.hasargs && |
1097 | curcop->cop_stash == debstash) |
1098 | { |
a0d0e21e |
1099 | AV *ary = cx->blk_sub.argarray; |
1100 | int off = AvARRAY(ary) - AvALLOC(ary); |
1101 | |
1102 | if (!dbargs) { |
1103 | GV* tmpgv; |
1104 | dbargs = GvAV(gv_AVadd(tmpgv = gv_fetchpv("DB::args", TRUE, |
1105 | SVt_PVAV))); |
a5f75d66 |
1106 | GvMULTI_on(tmpgv); |
a0d0e21e |
1107 | AvREAL_off(dbargs); /* XXX Should be REIFY */ |
1108 | } |
1109 | |
1110 | if (AvMAX(dbargs) < AvFILL(ary) + off) |
1111 | av_extend(dbargs, AvFILL(ary) + off); |
1112 | Copy(AvALLOC(ary), AvARRAY(dbargs), AvFILL(ary) + 1 + off, SV*); |
1113 | AvFILL(dbargs) = AvFILL(ary) + off; |
1114 | } |
1115 | RETURN; |
1116 | } |
1117 | |
1118 | static int |
1119 | sortcv(a, b) |
1120 | const void *a; |
1121 | const void *b; |
1122 | { |
1123 | SV **str1 = (SV **) a; |
1124 | SV **str2 = (SV **) b; |
748a9306 |
1125 | I32 oldsaveix = savestack_ix; |
a0d0e21e |
1126 | I32 oldscopeix = scopestack_ix; |
1127 | I32 result; |
1128 | GvSV(firstgv) = *str1; |
1129 | GvSV(secondgv) = *str2; |
1130 | stack_sp = stack_base; |
1131 | op = sortcop; |
a6c477ed |
1132 | runops(); |
a0d0e21e |
1133 | if (stack_sp != stack_base + 1) |
1134 | croak("Sort subroutine didn't return single value"); |
748a9306 |
1135 | if (!SvNIOKp(*stack_sp)) |
a0d0e21e |
1136 | croak("Sort subroutine didn't return a numeric value"); |
1137 | result = SvIV(*stack_sp); |
1138 | while (scopestack_ix > oldscopeix) { |
1139 | LEAVE; |
1140 | } |
748a9306 |
1141 | leave_scope(oldsaveix); |
a0d0e21e |
1142 | return result; |
1143 | } |
1144 | |
1145 | static int |
1146 | sortcmp(a, b) |
1147 | const void *a; |
1148 | const void *b; |
1149 | { |
bbce6d69 |
1150 | return sv_cmp(*(SV **)a, *(SV **)b); |
1151 | } |
e5cf08de |
1152 | |
bbce6d69 |
1153 | static int |
1154 | sortcmp_locale(a, b) |
1155 | const void *a; |
1156 | const void *b; |
1157 | { |
1158 | return sv_cmp_locale(*(SV **)a, *(SV **)b); |
a0d0e21e |
1159 | } |
1160 | |
1161 | PP(pp_reset) |
1162 | { |
1163 | dSP; |
1164 | char *tmps; |
1165 | |
1166 | if (MAXARG < 1) |
1167 | tmps = ""; |
1168 | else |
1169 | tmps = POPp; |
1170 | sv_reset(tmps, curcop->cop_stash); |
1171 | PUSHs(&sv_yes); |
1172 | RETURN; |
1173 | } |
1174 | |
1175 | PP(pp_lineseq) |
1176 | { |
1177 | return NORMAL; |
1178 | } |
1179 | |
1180 | PP(pp_dbstate) |
1181 | { |
1182 | curcop = (COP*)op; |
1183 | TAINT_NOT; /* Each statement is presumed innocent */ |
1184 | stack_sp = stack_base + cxstack[cxstack_ix].blk_oldsp; |
1185 | FREETMPS; |
1186 | |
1187 | if (op->op_private || SvIV(DBsingle) || SvIV(DBsignal) || SvIV(DBtrace)) |
1188 | { |
1189 | SV **sp; |
1190 | register CV *cv; |
1191 | register CONTEXT *cx; |
748a9306 |
1192 | I32 gimme = G_ARRAY; |
a0d0e21e |
1193 | I32 hasargs; |
1194 | GV *gv; |
1195 | |
a0d0e21e |
1196 | gv = DBgv; |
1197 | cv = GvCV(gv); |
a0d0e21e |
1198 | if (!cv) |
1199 | DIE("No DB::DB routine defined"); |
1200 | |
06a5b730 |
1201 | if (CvDEPTH(cv) >= 1 && !(debug & (1<<30))) /* don't do recursive DB::DB call */ |
a0d0e21e |
1202 | return NORMAL; |
748a9306 |
1203 | |
4633a7c4 |
1204 | ENTER; |
1205 | SAVETMPS; |
1206 | |
748a9306 |
1207 | SAVEI32(debug); |
55497cff |
1208 | SAVESTACK_POS(); |
748a9306 |
1209 | debug = 0; |
1210 | hasargs = 0; |
1211 | sp = stack_sp; |
1212 | |
a0d0e21e |
1213 | push_return(op->op_next); |
748a9306 |
1214 | PUSHBLOCK(cx, CXt_SUB, sp); |
a0d0e21e |
1215 | PUSHSUB(cx); |
1216 | CvDEPTH(cv)++; |
1217 | (void)SvREFCNT_inc(cv); |
1218 | SAVESPTR(curpad); |
1219 | curpad = AvARRAY((AV*)*av_fetch(CvPADLIST(cv),1,FALSE)); |
1220 | RETURNOP(CvSTART(cv)); |
1221 | } |
1222 | else |
1223 | return NORMAL; |
1224 | } |
1225 | |
1226 | PP(pp_scope) |
1227 | { |
1228 | return NORMAL; |
1229 | } |
1230 | |
1231 | PP(pp_enteriter) |
1232 | { |
1233 | dSP; dMARK; |
1234 | register CONTEXT *cx; |
1235 | I32 gimme = GIMME; |
1236 | SV **svp; |
1237 | |
4633a7c4 |
1238 | ENTER; |
1239 | SAVETMPS; |
1240 | |
a0d0e21e |
1241 | if (op->op_targ) |
1242 | svp = &curpad[op->op_targ]; /* "my" variable */ |
1243 | else |
1244 | svp = &GvSV((GV*)POPs); /* symbol table variable */ |
1245 | |
4633a7c4 |
1246 | SAVESPTR(*svp); |
1247 | |
a0d0e21e |
1248 | ENTER; |
1249 | |
1250 | PUSHBLOCK(cx, CXt_LOOP, SP); |
1251 | PUSHLOOP(cx, svp, MARK); |
4633a7c4 |
1252 | if (op->op_flags & OPf_STACKED) { |
1253 | AV* av = (AV*)POPs; |
1254 | cx->blk_loop.iterary = av; |
1255 | cx->blk_loop.iterix = -1; |
1256 | } |
1257 | else { |
1ce6579f |
1258 | cx->blk_loop.iterary = curstack; |
1259 | AvFILL(curstack) = sp - stack_base; |
4633a7c4 |
1260 | cx->blk_loop.iterix = MARK - stack_base; |
1261 | } |
a0d0e21e |
1262 | |
1263 | RETURN; |
1264 | } |
1265 | |
1266 | PP(pp_enterloop) |
1267 | { |
1268 | dSP; |
1269 | register CONTEXT *cx; |
1270 | I32 gimme = GIMME; |
1271 | |
1272 | ENTER; |
1273 | SAVETMPS; |
1274 | ENTER; |
1275 | |
1276 | PUSHBLOCK(cx, CXt_LOOP, SP); |
1277 | PUSHLOOP(cx, 0, SP); |
1278 | |
1279 | RETURN; |
1280 | } |
1281 | |
1282 | PP(pp_leaveloop) |
1283 | { |
1284 | dSP; |
1285 | register CONTEXT *cx; |
1286 | I32 gimme; |
1287 | SV **newsp; |
1288 | PMOP *newpm; |
1289 | SV **mark; |
1290 | |
1291 | POPBLOCK(cx,newpm); |
1292 | mark = newsp; |
1293 | POPLOOP(cx); |
1294 | if (gimme == G_SCALAR) { |
1295 | if (op->op_private & OPpLEAVE_VOID) |
1296 | ; |
1297 | else { |
1298 | if (mark < SP) |
1299 | *++newsp = sv_mortalcopy(*SP); |
1300 | else |
1301 | *++newsp = &sv_undef; |
1302 | } |
1303 | } |
1304 | else { |
1305 | while (mark < SP) |
1306 | *++newsp = sv_mortalcopy(*++mark); |
1307 | } |
1308 | curpm = newpm; /* Don't pop $1 et al till now */ |
1309 | sp = newsp; |
1310 | LEAVE; |
1311 | LEAVE; |
1312 | |
1313 | RETURN; |
1314 | } |
1315 | |
1316 | PP(pp_return) |
1317 | { |
1318 | dSP; dMARK; |
1319 | I32 cxix; |
1320 | register CONTEXT *cx; |
1321 | I32 gimme; |
1322 | SV **newsp; |
1323 | PMOP *newpm; |
1324 | I32 optype = 0; |
1325 | |
1ce6579f |
1326 | if (curstack == sortstack) { |
a0d0e21e |
1327 | if (cxstack_ix == sortcxix || dopoptosub(cxstack_ix) < sortcxix) { |
16d20bd9 |
1328 | if (cxstack_ix > sortcxix) |
1329 | dounwind(sortcxix); |
1ce6579f |
1330 | AvARRAY(curstack)[1] = *SP; |
a0d0e21e |
1331 | stack_sp = stack_base + 1; |
1332 | return 0; |
1333 | } |
1334 | } |
1335 | |
1336 | cxix = dopoptosub(cxstack_ix); |
1337 | if (cxix < 0) |
1338 | DIE("Can't return outside a subroutine"); |
1339 | if (cxix < cxstack_ix) |
1340 | dounwind(cxix); |
1341 | |
1342 | POPBLOCK(cx,newpm); |
1343 | switch (cx->cx_type) { |
1344 | case CXt_SUB: |
1345 | POPSUB(cx); |
1346 | break; |
1347 | case CXt_EVAL: |
1348 | POPEVAL(cx); |
748a9306 |
1349 | if (optype == OP_REQUIRE && |
1350 | (MARK == SP || (gimme == G_SCALAR && !SvTRUE(*SP))) ) |
1351 | { |
1352 | char *name = cx->blk_eval.old_name; |
1353 | (void)hv_delete(GvHVn(incgv), name, strlen(name), G_DISCARD); |
1354 | DIE("%s did not return a true value", name); |
1355 | } |
a0d0e21e |
1356 | break; |
1357 | default: |
1358 | DIE("panic: return"); |
1359 | break; |
1360 | } |
1361 | |
1362 | if (gimme == G_SCALAR) { |
1363 | if (MARK < SP) |
1364 | *++newsp = sv_mortalcopy(*SP); |
1365 | else |
1366 | *++newsp = &sv_undef; |
a0d0e21e |
1367 | } |
1368 | else { |
a0d0e21e |
1369 | while (MARK < SP) |
1370 | *++newsp = sv_mortalcopy(*++MARK); |
1371 | } |
1372 | curpm = newpm; /* Don't pop $1 et al till now */ |
1373 | stack_sp = newsp; |
1374 | |
1375 | LEAVE; |
1376 | return pop_return(); |
1377 | } |
1378 | |
1379 | PP(pp_last) |
1380 | { |
1381 | dSP; |
1382 | I32 cxix; |
1383 | register CONTEXT *cx; |
1384 | I32 gimme; |
1385 | I32 optype; |
1386 | OP *nextop; |
1387 | SV **newsp; |
1388 | PMOP *newpm; |
1389 | SV **mark = stack_base + cxstack[cxstack_ix].blk_oldsp; |
a0d0e21e |
1390 | |
1391 | if (op->op_flags & OPf_SPECIAL) { |
1392 | cxix = dopoptoloop(cxstack_ix); |
1393 | if (cxix < 0) |
1394 | DIE("Can't \"last\" outside a block"); |
1395 | } |
1396 | else { |
1397 | cxix = dopoptolabel(cPVOP->op_pv); |
1398 | if (cxix < 0) |
1399 | DIE("Label not found for \"last %s\"", cPVOP->op_pv); |
1400 | } |
1401 | if (cxix < cxstack_ix) |
1402 | dounwind(cxix); |
1403 | |
1404 | POPBLOCK(cx,newpm); |
1405 | switch (cx->cx_type) { |
1406 | case CXt_LOOP: |
1407 | POPLOOP(cx); |
1408 | nextop = cx->blk_loop.last_op->op_next; |
1409 | LEAVE; |
1410 | break; |
1411 | case CXt_EVAL: |
1412 | POPEVAL(cx); |
1413 | nextop = pop_return(); |
1414 | break; |
1415 | case CXt_SUB: |
1416 | POPSUB(cx); |
1417 | nextop = pop_return(); |
1418 | break; |
1419 | default: |
1420 | DIE("panic: last"); |
1421 | break; |
1422 | } |
1423 | |
1424 | if (gimme == G_SCALAR) { |
1425 | if (mark < SP) |
1426 | *++newsp = sv_mortalcopy(*SP); |
1427 | else |
1428 | *++newsp = &sv_undef; |
1429 | } |
1430 | else { |
1431 | while (mark < SP) |
1432 | *++newsp = sv_mortalcopy(*++mark); |
1433 | } |
1434 | curpm = newpm; /* Don't pop $1 et al till now */ |
1435 | sp = newsp; |
1436 | |
1437 | LEAVE; |
1438 | RETURNOP(nextop); |
1439 | } |
1440 | |
1441 | PP(pp_next) |
1442 | { |
1443 | I32 cxix; |
1444 | register CONTEXT *cx; |
1445 | I32 oldsave; |
1446 | |
1447 | if (op->op_flags & OPf_SPECIAL) { |
1448 | cxix = dopoptoloop(cxstack_ix); |
1449 | if (cxix < 0) |
1450 | DIE("Can't \"next\" outside a block"); |
1451 | } |
1452 | else { |
1453 | cxix = dopoptolabel(cPVOP->op_pv); |
1454 | if (cxix < 0) |
1455 | DIE("Label not found for \"next %s\"", cPVOP->op_pv); |
1456 | } |
1457 | if (cxix < cxstack_ix) |
1458 | dounwind(cxix); |
1459 | |
1460 | TOPBLOCK(cx); |
1461 | oldsave = scopestack[scopestack_ix - 1]; |
1462 | LEAVE_SCOPE(oldsave); |
1463 | return cx->blk_loop.next_op; |
1464 | } |
1465 | |
1466 | PP(pp_redo) |
1467 | { |
1468 | I32 cxix; |
1469 | register CONTEXT *cx; |
1470 | I32 oldsave; |
1471 | |
1472 | if (op->op_flags & OPf_SPECIAL) { |
1473 | cxix = dopoptoloop(cxstack_ix); |
1474 | if (cxix < 0) |
1475 | DIE("Can't \"redo\" outside a block"); |
1476 | } |
1477 | else { |
1478 | cxix = dopoptolabel(cPVOP->op_pv); |
1479 | if (cxix < 0) |
1480 | DIE("Label not found for \"redo %s\"", cPVOP->op_pv); |
1481 | } |
1482 | if (cxix < cxstack_ix) |
1483 | dounwind(cxix); |
1484 | |
1485 | TOPBLOCK(cx); |
1486 | oldsave = scopestack[scopestack_ix - 1]; |
1487 | LEAVE_SCOPE(oldsave); |
1488 | return cx->blk_loop.redo_op; |
1489 | } |
1490 | |
1491 | static OP* lastgotoprobe; |
1492 | |
1493 | static OP * |
1494 | dofindlabel(op,label,opstack) |
1495 | OP *op; |
1496 | char *label; |
1497 | OP **opstack; |
1498 | { |
1499 | OP *kid; |
1500 | OP **ops = opstack; |
1501 | |
1502 | if (op->op_type == OP_LEAVE || |
1503 | op->op_type == OP_SCOPE || |
1504 | op->op_type == OP_LEAVELOOP || |
1505 | op->op_type == OP_LEAVETRY) |
1506 | *ops++ = cUNOP->op_first; |
1507 | *ops = 0; |
1508 | if (op->op_flags & OPf_KIDS) { |
1509 | /* First try all the kids at this level, since that's likeliest. */ |
1510 | for (kid = cUNOP->op_first; kid; kid = kid->op_sibling) { |
1511 | if ((kid->op_type == OP_NEXTSTATE || kid->op_type == OP_DBSTATE) && |
1512 | kCOP->cop_label && strEQ(kCOP->cop_label, label)) |
1513 | return kid; |
1514 | } |
1515 | for (kid = cUNOP->op_first; kid; kid = kid->op_sibling) { |
1516 | if (kid == lastgotoprobe) |
1517 | continue; |
1518 | if (kid->op_type == OP_NEXTSTATE || kid->op_type == OP_DBSTATE) { |
1519 | if (ops > opstack && |
1520 | (ops[-1]->op_type == OP_NEXTSTATE || |
1521 | ops[-1]->op_type == OP_DBSTATE)) |
1522 | *ops = kid; |
1523 | else |
1524 | *ops++ = kid; |
1525 | } |
1526 | if (op = dofindlabel(kid,label,ops)) |
1527 | return op; |
1528 | } |
1529 | } |
1530 | *ops = 0; |
1531 | return 0; |
1532 | } |
1533 | |
1534 | PP(pp_dump) |
1535 | { |
1536 | return pp_goto(ARGS); |
1537 | /*NOTREACHED*/ |
1538 | } |
1539 | |
1540 | PP(pp_goto) |
1541 | { |
1542 | dSP; |
1543 | OP *retop = 0; |
1544 | I32 ix; |
1545 | register CONTEXT *cx; |
1546 | OP *enterops[64]; |
1547 | char *label; |
1548 | int do_dump = (op->op_type == OP_DUMP); |
1549 | |
1550 | label = 0; |
1551 | if (op->op_flags & OPf_STACKED) { |
1552 | SV *sv = POPs; |
1553 | |
1554 | /* This egregious kludge implements goto &subroutine */ |
1555 | if (SvROK(sv) && SvTYPE(SvRV(sv)) == SVt_PVCV) { |
1556 | I32 cxix; |
1557 | register CONTEXT *cx; |
1558 | CV* cv = (CV*)SvRV(sv); |
1559 | SV** mark; |
1560 | I32 items = 0; |
1561 | I32 oldsave; |
1562 | |
4aa0a1f7 |
1563 | if (!CvROOT(cv) && !CvXSUB(cv)) { |
1564 | if (CvGV(cv)) { |
1565 | SV *tmpstr = sv_newmortal(); |
e5cf08de |
1566 | gv_efullname3(tmpstr, CvGV(cv), Nullch); |
4aa0a1f7 |
1567 | DIE("Goto undefined subroutine &%s",SvPVX(tmpstr)); |
1568 | } |
1569 | DIE("Goto undefined subroutine"); |
1570 | } |
1571 | |
a0d0e21e |
1572 | /* First do some returnish stuff. */ |
1573 | cxix = dopoptosub(cxstack_ix); |
1574 | if (cxix < 0) |
1575 | DIE("Can't goto subroutine outside a subroutine"); |
1576 | if (cxix < cxstack_ix) |
1577 | dounwind(cxix); |
1578 | TOPBLOCK(cx); |
1579 | mark = stack_sp; |
1580 | if (cx->blk_sub.hasargs) { /* put @_ back onto stack */ |
1581 | AV* av = cx->blk_sub.argarray; |
1582 | |
1583 | items = AvFILL(av) + 1; |
1ce6579f |
1584 | stack_sp++; |
1585 | EXTEND(stack_sp, items); /* @_ could have been extended. */ |
1586 | Copy(AvARRAY(av), stack_sp, items, SV*); |
a0d0e21e |
1587 | stack_sp += items; |
1588 | GvAV(defgv) = cx->blk_sub.savearray; |
a0d0e21e |
1589 | AvREAL_off(av); |
4633a7c4 |
1590 | av_clear(av); |
a0d0e21e |
1591 | } |
1592 | if (!(CvDEPTH(cx->blk_sub.cv) = cx->blk_sub.olddepth)) |
1593 | SvREFCNT_dec(cx->blk_sub.cv); |
1594 | oldsave = scopestack[scopestack_ix - 1]; |
1595 | LEAVE_SCOPE(oldsave); |
1596 | |
1597 | /* Now do some callish stuff. */ |
1598 | SAVETMPS; |
1599 | if (CvXSUB(cv)) { |
1600 | if (CvOLDSTYLE(cv)) { |
ecfc5424 |
1601 | I32 (*fp3)_((int,int,int)); |
a0d0e21e |
1602 | while (sp > mark) { |
1603 | sp[1] = sp[0]; |
1604 | sp--; |
1605 | } |
ecfc5424 |
1606 | fp3 = (I32(*)_((int,int,int)))CvXSUB(cv); |
1607 | items = (*fp3)(CvXSUBANY(cv).any_i32, |
1608 | mark - stack_base + 1, |
1609 | items); |
a0d0e21e |
1610 | sp = stack_base + items; |
1611 | } |
1612 | else { |
1ce6579f |
1613 | stack_sp--; /* There is no cv arg. */ |
a0d0e21e |
1614 | (void)(*CvXSUB(cv))(cv); |
1615 | } |
1616 | LEAVE; |
1617 | return pop_return(); |
1618 | } |
1619 | else { |
1620 | AV* padlist = CvPADLIST(cv); |
1621 | SV** svp = AvARRAY(padlist); |
1622 | cx->blk_sub.cv = cv; |
1623 | cx->blk_sub.olddepth = CvDEPTH(cv); |
1624 | CvDEPTH(cv)++; |
1625 | if (CvDEPTH(cv) < 2) |
1626 | (void)SvREFCNT_inc(cv); |
1627 | else { /* save temporaries on recursion? */ |
1628 | if (CvDEPTH(cv) == 100 && dowarn) |
1629 | warn("Deep recursion on subroutine \"%s\"", |
1630 | GvENAME(CvGV(cv))); |
1631 | if (CvDEPTH(cv) > AvFILL(padlist)) { |
1632 | AV *newpad = newAV(); |
4aa0a1f7 |
1633 | SV **oldpad = AvARRAY(svp[CvDEPTH(cv)-1]); |
a0d0e21e |
1634 | I32 ix = AvFILL((AV*)svp[1]); |
1635 | svp = AvARRAY(svp[0]); |
748a9306 |
1636 | for ( ;ix > 0; ix--) { |
a0d0e21e |
1637 | if (svp[ix] != &sv_undef) { |
748a9306 |
1638 | char *name = SvPVX(svp[ix]); |
1639 | if (SvFLAGS(svp[ix]) & SVf_FAKE) { |
1640 | /* outer lexical? */ |
1641 | av_store(newpad, ix, |
4aa0a1f7 |
1642 | SvREFCNT_inc(oldpad[ix]) ); |
748a9306 |
1643 | } |
1644 | else { /* our own lexical */ |
1645 | if (*name == '@') |
1646 | av_store(newpad, ix, sv = (SV*)newAV()); |
1647 | else if (*name == '%') |
1648 | av_store(newpad, ix, sv = (SV*)newHV()); |
1649 | else |
1650 | av_store(newpad, ix, sv = NEWSV(0,0)); |
1651 | SvPADMY_on(sv); |
1652 | } |
a0d0e21e |
1653 | } |
1654 | else { |
748a9306 |
1655 | av_store(newpad, ix, sv = NEWSV(0,0)); |
a0d0e21e |
1656 | SvPADTMP_on(sv); |
1657 | } |
1658 | } |
1659 | if (cx->blk_sub.hasargs) { |
1660 | AV* av = newAV(); |
1661 | av_extend(av, 0); |
1662 | av_store(newpad, 0, (SV*)av); |
1663 | AvFLAGS(av) = AVf_REIFY; |
1664 | } |
1665 | av_store(padlist, CvDEPTH(cv), (SV*)newpad); |
1666 | AvFILL(padlist) = CvDEPTH(cv); |
1667 | svp = AvARRAY(padlist); |
1668 | } |
1669 | } |
1670 | SAVESPTR(curpad); |
1671 | curpad = AvARRAY((AV*)svp[CvDEPTH(cv)]); |
1672 | if (cx->blk_sub.hasargs) { |
1673 | AV* av = (AV*)curpad[0]; |
1674 | SV** ary; |
1675 | |
1676 | cx->blk_sub.savearray = GvAV(defgv); |
1677 | cx->blk_sub.argarray = av; |
1678 | GvAV(defgv) = cx->blk_sub.argarray; |
1679 | ++mark; |
1680 | |
1681 | if (items >= AvMAX(av) + 1) { |
1682 | ary = AvALLOC(av); |
1683 | if (AvARRAY(av) != ary) { |
1684 | AvMAX(av) += AvARRAY(av) - AvALLOC(av); |
1685 | SvPVX(av) = (char*)ary; |
1686 | } |
1687 | if (items >= AvMAX(av) + 1) { |
1688 | AvMAX(av) = items - 1; |
1689 | Renew(ary,items+1,SV*); |
1690 | AvALLOC(av) = ary; |
1691 | SvPVX(av) = (char*)ary; |
1692 | } |
1693 | } |
1694 | Copy(mark,AvARRAY(av),items,SV*); |
1695 | AvFILL(av) = items - 1; |
1696 | |
1697 | while (items--) { |
1698 | if (*mark) |
1699 | SvTEMP_off(*mark); |
1700 | mark++; |
1701 | } |
1702 | } |
f967eb5f |
1703 | if (perldb && curstash != debstash) { |
1704 | /* &xsub is not copying @_ */ |
1ce6579f |
1705 | SV *sv = GvSV(DBsub); |
1706 | save_item(sv); |
e5cf08de |
1707 | gv_efullname3(sv, CvGV(cv), Nullch); |
f967eb5f |
1708 | /* We do not care about using sv to call CV, |
1709 | * just for info. */ |
1ce6579f |
1710 | } |
a0d0e21e |
1711 | RETURNOP(CvSTART(cv)); |
1712 | } |
1713 | } |
1714 | else |
1715 | label = SvPV(sv,na); |
1716 | } |
1717 | else if (op->op_flags & OPf_SPECIAL) { |
1718 | if (! do_dump) |
1719 | DIE("goto must have label"); |
1720 | } |
1721 | else |
1722 | label = cPVOP->op_pv; |
1723 | |
1724 | if (label && *label) { |
1725 | OP *gotoprobe = 0; |
1726 | |
1727 | /* find label */ |
1728 | |
1729 | lastgotoprobe = 0; |
1730 | *enterops = 0; |
1731 | for (ix = cxstack_ix; ix >= 0; ix--) { |
1732 | cx = &cxstack[ix]; |
1733 | switch (cx->cx_type) { |
1734 | case CXt_SUB: |
1735 | gotoprobe = CvROOT(cx->blk_sub.cv); |
1736 | break; |
1737 | case CXt_EVAL: |
1738 | gotoprobe = eval_root; /* XXX not good for nested eval */ |
1739 | break; |
1740 | case CXt_LOOP: |
1741 | gotoprobe = cx->blk_oldcop->op_sibling; |
1742 | break; |
1743 | case CXt_SUBST: |
1744 | continue; |
1745 | case CXt_BLOCK: |
1746 | if (ix) |
1747 | gotoprobe = cx->blk_oldcop->op_sibling; |
1748 | else |
1749 | gotoprobe = main_root; |
1750 | break; |
1751 | default: |
1752 | if (ix) |
1753 | DIE("panic: goto"); |
1754 | else |
1755 | gotoprobe = main_root; |
1756 | break; |
1757 | } |
1758 | retop = dofindlabel(gotoprobe, label, enterops); |
1759 | if (retop) |
1760 | break; |
1761 | lastgotoprobe = gotoprobe; |
1762 | } |
1763 | if (!retop) |
1764 | DIE("Can't find label %s", label); |
1765 | |
1766 | /* pop unwanted frames */ |
1767 | |
1768 | if (ix < cxstack_ix) { |
1769 | I32 oldsave; |
1770 | |
1771 | if (ix < 0) |
1772 | ix = 0; |
1773 | dounwind(ix); |
1774 | TOPBLOCK(cx); |
1775 | oldsave = scopestack[scopestack_ix]; |
1776 | LEAVE_SCOPE(oldsave); |
1777 | } |
1778 | |
1779 | /* push wanted frames */ |
1780 | |
748a9306 |
1781 | if (*enterops && enterops[1]) { |
a0d0e21e |
1782 | OP *oldop = op; |
748a9306 |
1783 | for (ix = 1; enterops[ix]; ix++) { |
a0d0e21e |
1784 | op = enterops[ix]; |
1785 | (*op->op_ppaddr)(); |
1786 | } |
1787 | op = oldop; |
1788 | } |
1789 | } |
1790 | |
1791 | if (do_dump) { |
a5f75d66 |
1792 | #ifdef VMS |
1793 | if (!retop) retop = main_start; |
1794 | #endif |
a0d0e21e |
1795 | restartop = retop; |
1796 | do_undump = TRUE; |
1797 | |
1798 | my_unexec(); |
1799 | |
1800 | restartop = 0; /* hmm, must be GNU unexec().. */ |
1801 | do_undump = FALSE; |
1802 | } |
1803 | |
1ce6579f |
1804 | if (curstack == signalstack) { |
748a9306 |
1805 | restartop = retop; |
a5f75d66 |
1806 | Siglongjmp(top_env, 3); |
748a9306 |
1807 | } |
1808 | |
a0d0e21e |
1809 | RETURNOP(retop); |
1810 | } |
1811 | |
1812 | PP(pp_exit) |
1813 | { |
1814 | dSP; |
1815 | I32 anum; |
1816 | |
1817 | if (MAXARG < 1) |
1818 | anum = 0; |
1819 | else |
1820 | anum = SvIVx(POPs); |
1821 | my_exit(anum); |
1822 | PUSHs(&sv_undef); |
1823 | RETURN; |
1824 | } |
1825 | |
1826 | #ifdef NOTYET |
1827 | PP(pp_nswitch) |
1828 | { |
1829 | dSP; |
1830 | double value = SvNVx(GvSV(cCOP->cop_gv)); |
1831 | register I32 match = I_32(value); |
1832 | |
1833 | if (value < 0.0) { |
1834 | if (((double)match) > value) |
1835 | --match; /* was fractional--truncate other way */ |
1836 | } |
1837 | match -= cCOP->uop.scop.scop_offset; |
1838 | if (match < 0) |
1839 | match = 0; |
1840 | else if (match > cCOP->uop.scop.scop_max) |
1841 | match = cCOP->uop.scop.scop_max; |
1842 | op = cCOP->uop.scop.scop_next[match]; |
1843 | RETURNOP(op); |
1844 | } |
1845 | |
1846 | PP(pp_cswitch) |
1847 | { |
1848 | dSP; |
1849 | register I32 match; |
1850 | |
1851 | if (multiline) |
1852 | op = op->op_next; /* can't assume anything */ |
1853 | else { |
1854 | match = *(SvPVx(GvSV(cCOP->cop_gv), na)) & 255; |
1855 | match -= cCOP->uop.scop.scop_offset; |
1856 | if (match < 0) |
1857 | match = 0; |
1858 | else if (match > cCOP->uop.scop.scop_max) |
1859 | match = cCOP->uop.scop.scop_max; |
1860 | op = cCOP->uop.scop.scop_next[match]; |
1861 | } |
1862 | RETURNOP(op); |
1863 | } |
1864 | #endif |
1865 | |
1866 | /* Eval. */ |
1867 | |
1868 | static void |
1869 | save_lines(array, sv) |
1870 | AV *array; |
1871 | SV *sv; |
1872 | { |
1873 | register char *s = SvPVX(sv); |
1874 | register char *send = SvPVX(sv) + SvCUR(sv); |
1875 | register char *t; |
1876 | register I32 line = 1; |
1877 | |
1878 | while (s && s < send) { |
1879 | SV *tmpstr = NEWSV(85,0); |
1880 | |
1881 | sv_upgrade(tmpstr, SVt_PVMG); |
1882 | t = strchr(s, '\n'); |
1883 | if (t) |
1884 | t++; |
1885 | else |
1886 | t = send; |
1887 | |
1888 | sv_setpvn(tmpstr, s, t - s); |
1889 | av_store(array, line++, tmpstr); |
1890 | s = t; |
1891 | } |
1892 | } |
1893 | |
1894 | static OP * |
1895 | doeval(gimme) |
1896 | int gimme; |
1897 | { |
1898 | dSP; |
1899 | OP *saveop = op; |
1900 | HV *newstash; |
748a9306 |
1901 | AV* comppadlist; |
a0d0e21e |
1902 | |
1903 | in_eval = 1; |
1904 | |
1ce6579f |
1905 | PUSHMARK(SP); |
1906 | |
a0d0e21e |
1907 | /* set up a scratch pad */ |
1908 | |
55497cff |
1909 | SAVEI32(padix); |
a0d0e21e |
1910 | SAVESPTR(curpad); |
1911 | SAVESPTR(comppad); |
1912 | SAVESPTR(comppad_name); |
55497cff |
1913 | SAVEI32(comppad_name_fill); |
1914 | SAVEI32(min_intro_pending); |
1915 | SAVEI32(max_intro_pending); |
748a9306 |
1916 | |
1917 | SAVESPTR(compcv); |
1918 | compcv = (CV*)NEWSV(1104,0); |
1919 | sv_upgrade((SV *)compcv, SVt_PVCV); |
1920 | |
a0d0e21e |
1921 | comppad = newAV(); |
1922 | comppad_name = newAV(); |
1923 | comppad_name_fill = 0; |
1924 | min_intro_pending = 0; |
1925 | av_push(comppad, Nullsv); |
1926 | curpad = AvARRAY(comppad); |
1927 | padix = 0; |
1928 | |
748a9306 |
1929 | comppadlist = newAV(); |
1930 | AvREAL_off(comppadlist); |
8e07c86e |
1931 | av_store(comppadlist, 0, (SV*)comppad_name); |
1932 | av_store(comppadlist, 1, (SV*)comppad); |
748a9306 |
1933 | CvPADLIST(compcv) = comppadlist; |
8e07c86e |
1934 | SAVEFREESV(compcv); |
748a9306 |
1935 | |
a0d0e21e |
1936 | /* make sure we compile in the right package */ |
1937 | |
1938 | newstash = curcop->cop_stash; |
1939 | if (curstash != newstash) { |
1940 | SAVESPTR(curstash); |
1941 | curstash = newstash; |
1942 | } |
1943 | SAVESPTR(beginav); |
1944 | beginav = newAV(); |
1945 | SAVEFREESV(beginav); |
1946 | |
1947 | /* try to compile it */ |
1948 | |
1949 | eval_root = Nullop; |
1950 | error_count = 0; |
1951 | curcop = &compiling; |
1952 | curcop->cop_arybase = 0; |
c07a80fd |
1953 | SvREFCNT_dec(rs); |
1954 | rs = newSVpv("\n", 1); |
1ce6579f |
1955 | if (saveop->op_flags & OPf_SPECIAL) |
1956 | in_eval |= 4; |
1957 | else |
1958 | sv_setpv(GvSV(errgv),""); |
a0d0e21e |
1959 | if (yyparse() || error_count || !eval_root) { |
1960 | SV **newsp; |
1961 | I32 gimme; |
1962 | CONTEXT *cx; |
1963 | I32 optype; |
1964 | |
1965 | op = saveop; |
1966 | if (eval_root) { |
1967 | op_free(eval_root); |
1968 | eval_root = Nullop; |
1969 | } |
1ce6579f |
1970 | SP = stack_base + POPMARK; /* pop original mark */ |
a0d0e21e |
1971 | POPBLOCK(cx,curpm); |
1972 | POPEVAL(cx); |
1973 | pop_return(); |
1974 | lex_end(); |
1975 | LEAVE; |
1976 | if (optype == OP_REQUIRE) |
4633a7c4 |
1977 | DIE("%s", SvPVx(GvSV(errgv), na)); |
c07a80fd |
1978 | SvREFCNT_dec(rs); |
1979 | rs = SvREFCNT_inc(nrs); |
a0d0e21e |
1980 | RETPUSHUNDEF; |
1981 | } |
c07a80fd |
1982 | SvREFCNT_dec(rs); |
1983 | rs = SvREFCNT_inc(nrs); |
a0d0e21e |
1984 | compiling.cop_line = 0; |
a0d0e21e |
1985 | SAVEFREEOP(eval_root); |
1986 | if (gimme & G_ARRAY) |
1987 | list(eval_root); |
1988 | else |
1989 | scalar(eval_root); |
1990 | |
1991 | DEBUG_x(dump_eval()); |
1992 | |
55497cff |
1993 | /* Register with debugger: */ |
1994 | |
1995 | if (perldb && saveop->op_type == OP_REQUIRE) { |
1996 | CV *cv = perl_get_cv("DB::postponed", FALSE); |
1997 | |
1998 | if (cv) { |
1999 | dSP; |
2000 | PUSHMARK(sp); |
2001 | XPUSHs((SV*)compiling.cop_filegv); |
2002 | PUTBACK; |
2003 | perl_call_sv((SV*)cv, G_DISCARD); |
2004 | } |
2005 | } |
2006 | |
a0d0e21e |
2007 | /* compiled okay, so do it */ |
2008 | |
1ce6579f |
2009 | SP = stack_base + POPMARK; /* pop original mark */ |
a0d0e21e |
2010 | RETURNOP(eval_start); |
2011 | } |
2012 | |
2013 | PP(pp_require) |
2014 | { |
2015 | dSP; |
2016 | register CONTEXT *cx; |
2017 | SV *sv; |
2018 | char *name; |
2019 | char *tmpname; |
2020 | SV** svp; |
2021 | I32 gimme = G_SCALAR; |
760ac839 |
2022 | PerlIO *tryrsfp = 0; |
a0d0e21e |
2023 | |
2024 | sv = POPs; |
4633a7c4 |
2025 | if (SvNIOKp(sv) && !SvPOKp(sv)) { |
36477c24 |
2026 | SET_NUMERIC_STANDARD(); |
a5f75d66 |
2027 | if (atof(patchlevel) + 0.00000999 < SvNV(sv)) |
2028 | DIE("Perl %s required--this is only version %s, stopped", |
2029 | SvPV(sv,na),patchlevel); |
a0d0e21e |
2030 | RETPUSHYES; |
2031 | } |
2032 | name = SvPV(sv, na); |
2033 | if (!*name) |
2034 | DIE("Null filename used"); |
4633a7c4 |
2035 | TAINT_PROPER("require"); |
a0d0e21e |
2036 | if (op->op_type == OP_REQUIRE && |
2037 | (svp = hv_fetch(GvHVn(incgv), name, SvCUR(sv), 0)) && |
2038 | *svp != &sv_undef) |
2039 | RETPUSHYES; |
2040 | |
2041 | /* prepare to compile file */ |
2042 | |
2043 | tmpname = savepv(name); |
2044 | if (*tmpname == '/' || |
2045 | (*tmpname == '.' && |
2046 | (tmpname[1] == '/' || |
748a9306 |
2047 | (tmpname[1] == '.' && tmpname[2] == '/'))) |
4633a7c4 |
2048 | #ifdef DOSISH |
2049 | || (tmpname[0] && tmpname[1] == ':') |
2050 | #endif |
748a9306 |
2051 | #ifdef VMS |
bbce6d69 |
2052 | || (strchr(tmpname,':') || ((*tmpname == '[' || *tmpname == '<') && |
2053 | (isALNUM(tmpname[1]) || strchr("$-_]>",tmpname[1])))) |
748a9306 |
2054 | #endif |
2055 | ) |
a0d0e21e |
2056 | { |
760ac839 |
2057 | tryrsfp = PerlIO_open(tmpname,"r"); |
a0d0e21e |
2058 | } |
2059 | else { |
2060 | AV *ar = GvAVn(incgv); |
2061 | I32 i; |
748a9306 |
2062 | #ifdef VMS |
bbce6d69 |
2063 | char unixified[256]; |
2064 | if (tounixspec_ts(tmpname,unixified) != NULL) |
2065 | for (i = 0; i <= AvFILL(ar); i++) { |
748a9306 |
2066 | if (tounixpath_ts(SvPVx(*av_fetch(ar, i, TRUE), na),buf) == NULL) |
4633a7c4 |
2067 | continue; |
bbce6d69 |
2068 | strcat(buf,unixified); |
748a9306 |
2069 | #else |
bbce6d69 |
2070 | for (i = 0; i <= AvFILL(ar); i++) { |
a0d0e21e |
2071 | (void)sprintf(buf, "%s/%s", |
2072 | SvPVx(*av_fetch(ar, i, TRUE), na), name); |
748a9306 |
2073 | #endif |
760ac839 |
2074 | tryrsfp = PerlIO_open(buf, "r"); |
a0d0e21e |
2075 | if (tryrsfp) { |
2076 | char *s = buf; |
2077 | |
2078 | if (*s == '.' && s[1] == '/') |
2079 | s += 2; |
2080 | Safefree(tmpname); |
2081 | tmpname = savepv(s); |
2082 | break; |
2083 | } |
2084 | } |
2085 | } |
2086 | SAVESPTR(compiling.cop_filegv); |
2087 | compiling.cop_filegv = gv_fetchfile(tmpname); |
2088 | Safefree(tmpname); |
2089 | tmpname = Nullch; |
2090 | if (!tryrsfp) { |
2091 | if (op->op_type == OP_REQUIRE) { |
2092 | sprintf(tokenbuf,"Can't locate %s in @INC", name); |
2093 | if (instr(tokenbuf,".h ")) |
2094 | strcat(tokenbuf," (change .h to .ph maybe?)"); |
2095 | if (instr(tokenbuf,".ph ")) |
2096 | strcat(tokenbuf," (did you run h2ph?)"); |
2097 | DIE("%s",tokenbuf); |
2098 | } |
2099 | |
2100 | RETPUSHUNDEF; |
2101 | } |
2102 | |
2103 | /* Assume success here to prevent recursive requirement. */ |
2104 | (void)hv_store(GvHVn(incgv), name, strlen(name), |
2105 | newSVsv(GvSV(compiling.cop_filegv)), 0 ); |
2106 | |
2107 | ENTER; |
2108 | SAVETMPS; |
2109 | lex_start(sv_2mortal(newSVpv("",0))); |
e50aee73 |
2110 | if (rsfp_filters){ |
2111 | save_aptr(&rsfp_filters); |
2112 | rsfp_filters = NULL; |
2113 | } |
2114 | |
a0d0e21e |
2115 | rsfp = tryrsfp; |
2116 | name = savepv(name); |
2117 | SAVEFREEPV(name); |
2118 | SAVEI32(hints); |
2119 | hints = 0; |
2120 | |
2121 | /* switch to eval mode */ |
2122 | |
2123 | push_return(op->op_next); |
2124 | PUSHBLOCK(cx, CXt_EVAL, SP); |
2125 | PUSHEVAL(cx, name, compiling.cop_filegv); |
2126 | |
2127 | compiling.cop_line = 0; |
2128 | |
2129 | PUTBACK; |
2130 | return doeval(G_SCALAR); |
2131 | } |
2132 | |
2133 | PP(pp_dofile) |
2134 | { |
2135 | return pp_require(ARGS); |
2136 | } |
2137 | |
2138 | PP(pp_entereval) |
2139 | { |
2140 | dSP; |
2141 | register CONTEXT *cx; |
2142 | dPOPss; |
55497cff |
2143 | I32 gimme = GIMME, was = sub_generation; |
2144 | char tmpbuf[32], *safestr; |
a0d0e21e |
2145 | STRLEN len; |
55497cff |
2146 | OP *ret; |
a0d0e21e |
2147 | |
2148 | if (!SvPV(sv,len) || !len) |
2149 | RETPUSHUNDEF; |
748a9306 |
2150 | TAINT_PROPER("eval"); |
a0d0e21e |
2151 | |
2152 | ENTER; |
a0d0e21e |
2153 | lex_start(sv); |
748a9306 |
2154 | SAVETMPS; |
a0d0e21e |
2155 | |
2156 | /* switch to eval mode */ |
2157 | |
748a9306 |
2158 | SAVESPTR(compiling.cop_filegv); |
a0d0e21e |
2159 | sprintf(tmpbuf, "_<(eval %d)", ++evalseq); |
2160 | compiling.cop_filegv = gv_fetchfile(tmpbuf+2); |
2161 | compiling.cop_line = 1; |
55497cff |
2162 | /* XXX For C<eval "...">s within BEGIN {} blocks, this ends up |
2163 | deleting the eval's FILEGV from the stash before gv_check() runs |
2164 | (i.e. before run-time proper). To work around the coredump that |
2165 | ensues, we always turn GvMULTI_on for any globals that were |
2166 | introduced within evals. See force_ident(). GSAR 96-10-12 */ |
2167 | safestr = savepv(tmpbuf); |
2168 | SAVEDELETE(defstash, safestr, strlen(safestr)); |
a0d0e21e |
2169 | SAVEI32(hints); |
2170 | hints = op->op_targ; |
2171 | |
2172 | push_return(op->op_next); |
2173 | PUSHBLOCK(cx, CXt_EVAL, SP); |
2174 | PUSHEVAL(cx, 0, compiling.cop_filegv); |
2175 | |
2176 | /* prepare to compile string */ |
2177 | |
2178 | if (perldb && curstash != debstash) |
2179 | save_lines(GvAV(compiling.cop_filegv), linestr); |
2180 | PUTBACK; |
55497cff |
2181 | ret = doeval(gimme); |
2182 | if (perldb && was != sub_generation) { /* Some subs defined here. */ |
2183 | strcpy(safestr, "_<(eval )"); /* Anything fake and short. */ |
2184 | } |
2185 | return ret; |
a0d0e21e |
2186 | } |
2187 | |
2188 | PP(pp_leaveeval) |
2189 | { |
2190 | dSP; |
2191 | register SV **mark; |
2192 | SV **newsp; |
2193 | PMOP *newpm; |
2194 | I32 gimme; |
2195 | register CONTEXT *cx; |
2196 | OP *retop; |
760ac839 |
2197 | U8 save_flags = op -> op_flags; |
a0d0e21e |
2198 | I32 optype; |
2199 | |
2200 | POPBLOCK(cx,newpm); |
2201 | POPEVAL(cx); |
2202 | retop = pop_return(); |
2203 | |
2204 | if (gimme == G_SCALAR) { |
2205 | if (op->op_private & OPpLEAVE_VOID) |
2206 | MARK = newsp; |
2207 | else { |
2208 | MARK = newsp + 1; |
2209 | if (MARK <= SP) { |
2210 | if (SvFLAGS(TOPs) & SVs_TEMP) |
2211 | *MARK = TOPs; |
2212 | else |
2213 | *MARK = sv_mortalcopy(TOPs); |
2214 | } |
2215 | else { |
2216 | MEXTEND(mark,0); |
2217 | *MARK = &sv_undef; |
2218 | } |
2219 | } |
2220 | SP = MARK; |
2221 | } |
2222 | else { |
2223 | for (mark = newsp + 1; mark <= SP; mark++) |
760ac839 |
2224 | if (!(SvFLAGS(*mark) & SVs_TEMP)) |
a0d0e21e |
2225 | *mark = sv_mortalcopy(*mark); |
2226 | /* in case LEAVE wipes old return values */ |
2227 | } |
2228 | curpm = newpm; /* Don't pop $1 et al till now */ |
2229 | |
1ce6579f |
2230 | if (optype == OP_REQUIRE && |
2231 | !(gimme == G_SCALAR ? SvTRUE(*sp) : sp > newsp)) { |
a0d0e21e |
2232 | char *name = cx->blk_eval.old_name; |
2233 | |
1ce6579f |
2234 | /* Unassume the success we assumed earlier. */ |
2235 | (void)hv_delete(GvHVn(incgv), name, strlen(name), G_DISCARD); |
2236 | retop = die("%s did not return a true value", name); |
a0d0e21e |
2237 | } |
2238 | |
2239 | lex_end(); |
2240 | LEAVE; |
760ac839 |
2241 | if (!(save_flags & OPf_SPECIAL)) |
1ce6579f |
2242 | sv_setpv(GvSV(errgv),""); |
a0d0e21e |
2243 | |
2244 | RETURNOP(retop); |
2245 | } |
2246 | |
a0d0e21e |
2247 | PP(pp_entertry) |
2248 | { |
2249 | dSP; |
2250 | register CONTEXT *cx; |
2251 | I32 gimme = GIMME; |
2252 | |
2253 | ENTER; |
2254 | SAVETMPS; |
2255 | |
2256 | push_return(cLOGOP->op_other->op_next); |
2257 | PUSHBLOCK(cx, CXt_EVAL, SP); |
2258 | PUSHEVAL(cx, 0, 0); |
2259 | eval_root = op; /* Only needed so that goto works right. */ |
2260 | |
2261 | in_eval = 1; |
4633a7c4 |
2262 | sv_setpv(GvSV(errgv),""); |
a0d0e21e |
2263 | RETURN; |
2264 | } |
2265 | |
2266 | PP(pp_leavetry) |
2267 | { |
2268 | dSP; |
2269 | register SV **mark; |
2270 | SV **newsp; |
2271 | PMOP *newpm; |
2272 | I32 gimme; |
2273 | register CONTEXT *cx; |
2274 | I32 optype; |
2275 | |
2276 | POPBLOCK(cx,newpm); |
2277 | POPEVAL(cx); |
2278 | pop_return(); |
2279 | |
2280 | if (gimme == G_SCALAR) { |
2281 | if (op->op_private & OPpLEAVE_VOID) |
2282 | MARK = newsp; |
2283 | else { |
2284 | MARK = newsp + 1; |
2285 | if (MARK <= SP) { |
2286 | if (SvFLAGS(TOPs) & (SVs_PADTMP|SVs_TEMP)) |
2287 | *MARK = TOPs; |
2288 | else |
2289 | *MARK = sv_mortalcopy(TOPs); |
2290 | } |
2291 | else { |
2292 | MEXTEND(mark,0); |
2293 | *MARK = &sv_undef; |
2294 | } |
2295 | } |
2296 | SP = MARK; |
2297 | } |
2298 | else { |
2299 | for (mark = newsp + 1; mark <= SP; mark++) |
760ac839 |
2300 | if (!(SvFLAGS(*mark) & (SVs_PADTMP|SVs_TEMP))) |
a0d0e21e |
2301 | *mark = sv_mortalcopy(*mark); |
2302 | /* in case LEAVE wipes old return values */ |
2303 | } |
2304 | curpm = newpm; /* Don't pop $1 et al till now */ |
2305 | |
2306 | LEAVE; |
4633a7c4 |
2307 | sv_setpv(GvSV(errgv),""); |
a0d0e21e |
2308 | RETURN; |
2309 | } |
2310 | |
2311 | static void |
2312 | doparseform(sv) |
2313 | SV *sv; |
2314 | { |
2315 | STRLEN len; |
2316 | register char *s = SvPV_force(sv, len); |
2317 | register char *send = s + len; |
2318 | register char *base; |
2319 | register I32 skipspaces = 0; |
2320 | bool noblank; |
2321 | bool repeat; |
2322 | bool postspace = FALSE; |
2323 | U16 *fops; |
2324 | register U16 *fpc; |
2325 | U16 *linepc; |
2326 | register I32 arg; |
2327 | bool ischop; |
2328 | |
55497cff |
2329 | if (len == 0) |
bbce6d69 |
2330 | croak("Null picture in formline"); |
55497cff |
2331 | |
2332 | New(804, fops, (send - s)*3+10, U16); /* Almost certainly too long... */ |
a0d0e21e |
2333 | fpc = fops; |
2334 | |
2335 | if (s < send) { |
2336 | linepc = fpc; |
2337 | *fpc++ = FF_LINEMARK; |
2338 | noblank = repeat = FALSE; |
2339 | base = s; |
2340 | } |
2341 | |
2342 | while (s <= send) { |
2343 | switch (*s++) { |
2344 | default: |
2345 | skipspaces = 0; |
2346 | continue; |
2347 | |
2348 | case '~': |
2349 | if (*s == '~') { |
2350 | repeat = TRUE; |
2351 | *s = ' '; |
2352 | } |
2353 | noblank = TRUE; |
2354 | s[-1] = ' '; |
2355 | /* FALL THROUGH */ |
2356 | case ' ': case '\t': |
2357 | skipspaces++; |
2358 | continue; |
2359 | |
2360 | case '\n': case 0: |
2361 | arg = s - base; |
2362 | skipspaces++; |
2363 | arg -= skipspaces; |
2364 | if (arg) { |
2365 | if (postspace) { |
2366 | *fpc++ = FF_SPACE; |
2367 | postspace = FALSE; |
2368 | } |
2369 | *fpc++ = FF_LITERAL; |
2370 | *fpc++ = arg; |
2371 | } |
2372 | if (s <= send) |
2373 | skipspaces--; |
2374 | if (skipspaces) { |
2375 | *fpc++ = FF_SKIP; |
2376 | *fpc++ = skipspaces; |
2377 | } |
2378 | skipspaces = 0; |
2379 | if (s <= send) |
2380 | *fpc++ = FF_NEWLINE; |
2381 | if (noblank) { |
2382 | *fpc++ = FF_BLANK; |
2383 | if (repeat) |
2384 | arg = fpc - linepc + 1; |
2385 | else |
2386 | arg = 0; |
2387 | *fpc++ = arg; |
2388 | } |
2389 | if (s < send) { |
2390 | linepc = fpc; |
2391 | *fpc++ = FF_LINEMARK; |
2392 | noblank = repeat = FALSE; |
2393 | base = s; |
2394 | } |
2395 | else |
2396 | s++; |
2397 | continue; |
2398 | |
2399 | case '@': |
2400 | case '^': |
2401 | ischop = s[-1] == '^'; |
2402 | |
2403 | if (postspace) { |
2404 | *fpc++ = FF_SPACE; |
2405 | postspace = FALSE; |
2406 | } |
2407 | arg = (s - base) - 1; |
2408 | if (arg) { |
2409 | *fpc++ = FF_LITERAL; |
2410 | *fpc++ = arg; |
2411 | } |
2412 | |
2413 | base = s - 1; |
2414 | *fpc++ = FF_FETCH; |
2415 | if (*s == '*') { |
2416 | s++; |
2417 | *fpc++ = 0; |
2418 | *fpc++ = FF_LINEGLOB; |
2419 | } |
2420 | else if (*s == '#' || (*s == '.' && s[1] == '#')) { |
2421 | arg = ischop ? 512 : 0; |
2422 | base = s - 1; |
2423 | while (*s == '#') |
2424 | s++; |
2425 | if (*s == '.') { |
2426 | char *f; |
2427 | s++; |
2428 | f = s; |
2429 | while (*s == '#') |
2430 | s++; |
2431 | arg |= 256 + (s - f); |
2432 | } |
2433 | *fpc++ = s - base; /* fieldsize for FETCH */ |
2434 | *fpc++ = FF_DECIMAL; |
2435 | *fpc++ = arg; |
2436 | } |
2437 | else { |
2438 | I32 prespace = 0; |
2439 | bool ismore = FALSE; |
2440 | |
2441 | if (*s == '>') { |
2442 | while (*++s == '>') ; |
2443 | prespace = FF_SPACE; |
2444 | } |
2445 | else if (*s == '|') { |
2446 | while (*++s == '|') ; |
2447 | prespace = FF_HALFSPACE; |
2448 | postspace = TRUE; |
2449 | } |
2450 | else { |
2451 | if (*s == '<') |
2452 | while (*++s == '<') ; |
2453 | postspace = TRUE; |
2454 | } |
2455 | if (*s == '.' && s[1] == '.' && s[2] == '.') { |
2456 | s += 3; |
2457 | ismore = TRUE; |
2458 | } |
2459 | *fpc++ = s - base; /* fieldsize for FETCH */ |
2460 | |
2461 | *fpc++ = ischop ? FF_CHECKCHOP : FF_CHECKNL; |
2462 | |
2463 | if (prespace) |
2464 | *fpc++ = prespace; |
2465 | *fpc++ = FF_ITEM; |
2466 | if (ismore) |
2467 | *fpc++ = FF_MORE; |
2468 | if (ischop) |
2469 | *fpc++ = FF_CHOP; |
2470 | } |
2471 | base = s; |
2472 | skipspaces = 0; |
2473 | continue; |
2474 | } |
2475 | } |
2476 | *fpc++ = FF_END; |
2477 | |
2478 | arg = fpc - fops; |
2479 | { /* need to jump to the next word */ |
2480 | int z; |
2481 | z = WORD_ALIGN - SvCUR(sv) % WORD_ALIGN; |
2482 | SvGROW(sv, SvCUR(sv) + z + arg * sizeof(U16) + 4); |
2483 | s = SvPVX(sv) + SvCUR(sv) + z; |
2484 | } |
2485 | Copy(fops, s, arg, U16); |
2486 | Safefree(fops); |
55497cff |
2487 | sv_magic(sv, Nullsv, 'f', Nullch, 0); |
a0d0e21e |
2488 | SvCOMPILED_on(sv); |
2489 | } |