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79072805 |
1 | /* $RCSfile: doarg.c,v $$Revision: 4.1 $$Date: 92/08/07 17:19:37 $ |
2 | * |
3 | * Copyright (c) 1991, 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 | * $Log: doarg.c,v $ |
9 | * Revision 4.1 92/08/07 17:19:37 lwall |
10 | * Stage 6 Snapshot |
11 | * |
12 | * Revision 4.0.1.7 92/06/11 21:07:11 lwall |
13 | * patch34: join with null list attempted negative allocation |
14 | * patch34: sprintf("%6.4s", "abcdefg") didn't print "abcd " |
15 | * |
16 | * Revision 4.0.1.6 92/06/08 12:34:30 lwall |
17 | * patch20: removed implicit int declarations on funcions |
18 | * patch20: pattern modifiers i and o didn't interact right |
19 | * patch20: join() now pre-extends target string to avoid excessive copying |
20 | * patch20: fixed confusion between a *var's real name and its effective name |
21 | * patch20: subroutines didn't localize $`, $&, $', $1 et al correctly |
22 | * patch20: usersub routines didn't reclaim temp values soon enough |
23 | * patch20: ($<,$>) = ... didn't work on some architectures |
24 | * patch20: added Atari ST portability |
25 | * |
26 | * Revision 4.0.1.5 91/11/11 16:31:58 lwall |
27 | * patch19: added little-endian pack/unpack options |
28 | * |
29 | * Revision 4.0.1.4 91/11/05 16:35:06 lwall |
30 | * patch11: /$foo/o optimizer could access deallocated data |
31 | * patch11: minimum match length calculation in regexp is now cumulative |
32 | * patch11: added some support for 64-bit integers |
33 | * patch11: prepared for ctype implementations that don't define isascii() |
34 | * patch11: sprintf() now supports any length of s field |
35 | * patch11: indirect subroutine calls through magic vars (e.g. &$1) didn't work |
36 | * patch11: defined(&$foo) and undef(&$foo) didn't work |
37 | * |
38 | * Revision 4.0.1.3 91/06/10 01:18:41 lwall |
39 | * patch10: pack(hh,1) dumped core |
40 | * |
41 | * Revision 4.0.1.2 91/06/07 10:42:17 lwall |
42 | * patch4: new copyright notice |
43 | * patch4: // wouldn't use previous pattern if it started with a null character |
44 | * patch4: //o and s///o now optimize themselves fully at runtime |
45 | * patch4: added global modifier for pattern matches |
46 | * patch4: undef @array disabled "@array" interpolation |
47 | * patch4: chop("") was returning "\0" rather than "" |
48 | * patch4: vector logical operations &, | and ^ sometimes returned null string |
49 | * patch4: syscall couldn't pass numbers with most significant bit set on sparcs |
50 | * |
51 | * Revision 4.0.1.1 91/04/11 17:40:14 lwall |
52 | * patch1: fixed undefined environ problem |
53 | * patch1: fixed debugger coredump on subroutines |
54 | * |
55 | * Revision 4.0 91/03/20 01:06:42 lwall |
56 | * 4.0 baseline. |
57 | * |
58 | */ |
59 | |
60 | #include "EXTERN.h" |
61 | #include "perl.h" |
62 | |
63 | #if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX) |
64 | #include <signal.h> |
65 | #endif |
66 | |
67 | #ifdef BUGGY_MSC |
68 | #pragma function(memcmp) |
69 | #endif /* BUGGY_MSC */ |
70 | |
71 | static void doencodes(); |
72 | |
73 | #ifdef BUGGY_MSC |
74 | #pragma intrinsic(memcmp) |
75 | #endif /* BUGGY_MSC */ |
76 | |
77 | I32 |
78 | do_trans(sv,arg) |
79 | SV *sv; |
80 | OP *arg; |
81 | { |
82 | register short *tbl; |
83 | register char *s; |
84 | register I32 matches = 0; |
85 | register I32 ch; |
86 | register char *send; |
87 | register char *d; |
88 | register I32 squash = op->op_private & OPpTRANS_SQUASH; |
463ee0b2 |
89 | STRLEN len; |
79072805 |
90 | |
91 | tbl = (short*) cPVOP->op_pv; |
463ee0b2 |
92 | s = SvPV(sv, len); |
93 | send = s + len; |
79072805 |
94 | if (!tbl || !s) |
463ee0b2 |
95 | croak("panic: do_trans"); |
79072805 |
96 | DEBUG_t( deb("2.TBL\n")); |
97 | if (!op->op_private) { |
98 | while (s < send) { |
99 | if ((ch = tbl[*s & 0377]) >= 0) { |
100 | matches++; |
101 | *s = ch; |
102 | } |
103 | s++; |
104 | } |
105 | } |
106 | else { |
107 | d = s; |
108 | while (s < send) { |
109 | if ((ch = tbl[*s & 0377]) >= 0) { |
110 | *d = ch; |
111 | if (matches++ && squash) { |
112 | if (d[-1] == *d) |
113 | matches--; |
114 | else |
115 | d++; |
116 | } |
117 | else |
118 | d++; |
119 | } |
120 | else if (ch == -1) /* -1 is unmapped character */ |
121 | *d++ = *s; /* -2 is delete character */ |
122 | s++; |
123 | } |
124 | matches += send - d; /* account for disappeared chars */ |
125 | *d = '\0'; |
463ee0b2 |
126 | SvCUR_set(sv, d - SvPVX(sv)); |
79072805 |
127 | } |
128 | SvSETMAGIC(sv); |
129 | return matches; |
130 | } |
131 | |
132 | void |
133 | do_join(sv,del,mark,sp) |
134 | register SV *sv; |
135 | SV *del; |
136 | register SV **mark; |
137 | register SV **sp; |
138 | { |
139 | SV **oldmark = mark; |
140 | register I32 items = sp - mark; |
79072805 |
141 | register STRLEN len; |
463ee0b2 |
142 | STRLEN delimlen; |
143 | register char *delim = SvPV(del, delimlen); |
144 | STRLEN tmplen; |
79072805 |
145 | |
146 | mark++; |
147 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
148 | if (SvTYPE(sv) < SVt_PV) |
149 | sv_upgrade(sv, SVt_PV); |
150 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
151 | while (items-- > 0) { |
152 | if (*mark) { |
463ee0b2 |
153 | SvPV(*mark, tmplen); |
154 | len += tmplen; |
79072805 |
155 | } |
156 | mark++; |
157 | } |
158 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
159 | |
160 | mark = oldmark; |
161 | items = sp - mark;; |
162 | ++mark; |
163 | } |
164 | |
463ee0b2 |
165 | if (items-- > 0) { |
8990e307 |
166 | char *s; |
167 | |
168 | if (*mark) { |
169 | s = SvPV(*mark, tmplen); |
170 | sv_setpvn(sv, s, tmplen); |
171 | } |
172 | else |
173 | sv_setpv(sv, ""); |
463ee0b2 |
174 | mark++; |
175 | } |
79072805 |
176 | else |
177 | sv_setpv(sv,""); |
178 | len = delimlen; |
179 | if (len) { |
180 | for (; items > 0; items--,mark++) { |
181 | sv_catpvn(sv,delim,len); |
182 | sv_catsv(sv,*mark); |
183 | } |
184 | } |
185 | else { |
186 | for (; items > 0; items--,mark++) |
187 | sv_catsv(sv,*mark); |
188 | } |
189 | SvSETMAGIC(sv); |
190 | } |
191 | |
192 | void |
193 | do_sprintf(sv,len,sarg) |
194 | register SV *sv; |
195 | register I32 len; |
196 | register SV **sarg; |
197 | { |
198 | register char *s; |
199 | register char *t; |
200 | register char *f; |
201 | bool dolong; |
202 | #ifdef QUAD |
203 | bool doquad; |
204 | #endif /* QUAD */ |
205 | char ch; |
206 | register char *send; |
207 | register SV *arg; |
208 | char *xs; |
209 | I32 xlen; |
210 | I32 pre; |
211 | I32 post; |
212 | double value; |
463ee0b2 |
213 | STRLEN arglen; |
79072805 |
214 | |
215 | sv_setpv(sv,""); |
216 | len--; /* don't count pattern string */ |
463ee0b2 |
217 | t = s = SvPV(*sarg, arglen); |
218 | send = s + arglen; |
79072805 |
219 | sarg++; |
220 | for ( ; ; len--) { |
221 | |
222 | /*SUPPRESS 560*/ |
223 | if (len <= 0 || !(arg = *sarg++)) |
224 | arg = &sv_no; |
225 | |
226 | /*SUPPRESS 530*/ |
227 | for ( ; t < send && *t != '%'; t++) ; |
228 | if (t >= send) |
229 | break; /* end of run_format string, ignore extra args */ |
230 | f = t; |
231 | *buf = '\0'; |
232 | xs = buf; |
233 | #ifdef QUAD |
234 | doquad = |
235 | #endif /* QUAD */ |
236 | dolong = FALSE; |
237 | pre = post = 0; |
238 | for (t++; t < send; t++) { |
239 | switch (*t) { |
240 | default: |
241 | ch = *(++t); |
242 | *t = '\0'; |
243 | (void)sprintf(xs,f); |
244 | len++, sarg--; |
245 | xlen = strlen(xs); |
246 | break; |
247 | case '0': case '1': case '2': case '3': case '4': |
248 | case '5': case '6': case '7': case '8': case '9': |
249 | case '.': case '#': case '-': case '+': case ' ': |
250 | continue; |
463ee0b2 |
251 | case 'l': |
79072805 |
252 | #ifdef QUAD |
253 | if (dolong) { |
254 | dolong = FALSE; |
255 | doquad = TRUE; |
256 | } else |
257 | #endif |
258 | dolong = TRUE; |
259 | continue; |
260 | case 'c': |
261 | ch = *(++t); |
262 | *t = '\0'; |
463ee0b2 |
263 | xlen = SvIV(arg); |
79072805 |
264 | if (strEQ(f,"%c")) { /* some printfs fail on null chars */ |
265 | *xs = xlen; |
266 | xs[1] = '\0'; |
267 | xlen = 1; |
268 | } |
269 | else { |
270 | (void)sprintf(xs,f,xlen); |
271 | xlen = strlen(xs); |
272 | } |
273 | break; |
274 | case 'D': |
275 | dolong = TRUE; |
276 | /* FALL THROUGH */ |
277 | case 'd': |
278 | ch = *(++t); |
279 | *t = '\0'; |
280 | #ifdef QUAD |
281 | if (doquad) |
463ee0b2 |
282 | (void)sprintf(buf,s,(quad)SvNV(arg)); |
79072805 |
283 | else |
284 | #endif |
285 | if (dolong) |
463ee0b2 |
286 | (void)sprintf(xs,f,(long)SvNV(arg)); |
79072805 |
287 | else |
463ee0b2 |
288 | (void)sprintf(xs,f,SvIV(arg)); |
79072805 |
289 | xlen = strlen(xs); |
290 | break; |
291 | case 'X': case 'O': |
292 | dolong = TRUE; |
293 | /* FALL THROUGH */ |
294 | case 'x': case 'o': case 'u': |
295 | ch = *(++t); |
296 | *t = '\0'; |
463ee0b2 |
297 | value = SvNV(arg); |
79072805 |
298 | #ifdef QUAD |
299 | if (doquad) |
300 | (void)sprintf(buf,s,(unsigned quad)value); |
301 | else |
302 | #endif |
303 | if (dolong) |
304 | (void)sprintf(xs,f,U_L(value)); |
305 | else |
306 | (void)sprintf(xs,f,U_I(value)); |
307 | xlen = strlen(xs); |
308 | break; |
309 | case 'E': case 'e': case 'f': case 'G': case 'g': |
310 | ch = *(++t); |
311 | *t = '\0'; |
463ee0b2 |
312 | (void)sprintf(xs,f,SvNV(arg)); |
79072805 |
313 | xlen = strlen(xs); |
314 | break; |
315 | case 's': |
316 | ch = *(++t); |
317 | *t = '\0'; |
463ee0b2 |
318 | xs = SvPV(arg, arglen); |
319 | xlen = (I32)arglen; |
79072805 |
320 | if (strEQ(f,"%s")) { /* some printfs fail on >128 chars */ |
321 | break; /* so handle simple cases */ |
322 | } |
323 | else if (f[1] == '-') { |
93a17b20 |
324 | char *mp = strchr(f, '.'); |
79072805 |
325 | I32 min = atoi(f+2); |
326 | |
327 | if (mp) { |
328 | I32 max = atoi(mp+1); |
329 | |
330 | if (xlen > max) |
331 | xlen = max; |
332 | } |
333 | if (xlen < min) |
334 | post = min - xlen; |
335 | break; |
336 | } |
337 | else if (isDIGIT(f[1])) { |
93a17b20 |
338 | char *mp = strchr(f, '.'); |
79072805 |
339 | I32 min = atoi(f+1); |
340 | |
341 | if (mp) { |
342 | I32 max = atoi(mp+1); |
343 | |
344 | if (xlen > max) |
345 | xlen = max; |
346 | } |
347 | if (xlen < min) |
348 | pre = min - xlen; |
349 | break; |
350 | } |
351 | strcpy(tokenbuf+64,f); /* sprintf($s,...$s...) */ |
352 | *t = ch; |
353 | (void)sprintf(buf,tokenbuf+64,xs); |
354 | xs = buf; |
355 | xlen = strlen(xs); |
356 | break; |
357 | } |
358 | /* end of switch, copy results */ |
359 | *t = ch; |
360 | SvGROW(sv, SvCUR(sv) + (f - s) + xlen + 1 + pre + post); |
361 | sv_catpvn(sv, s, f - s); |
362 | if (pre) { |
463ee0b2 |
363 | repeatcpy(SvPVX(sv) + SvCUR(sv), " ", 1, pre); |
79072805 |
364 | SvCUR(sv) += pre; |
365 | } |
366 | sv_catpvn(sv, xs, xlen); |
367 | if (post) { |
463ee0b2 |
368 | repeatcpy(SvPVX(sv) + SvCUR(sv), " ", 1, post); |
79072805 |
369 | SvCUR(sv) += post; |
370 | } |
371 | s = t; |
372 | break; /* break from for loop */ |
373 | } |
374 | } |
375 | sv_catpvn(sv, s, t - s); |
376 | SvSETMAGIC(sv); |
377 | } |
378 | |
379 | void |
380 | do_vecset(sv) |
381 | SV *sv; |
382 | { |
383 | SV *targ = LvTARG(sv); |
384 | register I32 offset; |
385 | register I32 size; |
8990e307 |
386 | register unsigned char *s; |
387 | register unsigned long lval; |
79072805 |
388 | I32 mask; |
389 | |
8990e307 |
390 | if (!targ) |
391 | return; |
392 | s = (unsigned char*)SvPVX(targ); |
393 | lval = U_L(SvNV(sv)); |
79072805 |
394 | offset = LvTARGOFF(sv); |
395 | size = LvTARGLEN(sv); |
396 | if (size < 8) { |
397 | mask = (1 << size) - 1; |
398 | size = offset & 7; |
399 | lval &= mask; |
400 | offset >>= 3; |
401 | s[offset] &= ~(mask << size); |
402 | s[offset] |= lval << size; |
403 | } |
404 | else { |
405 | if (size == 8) |
406 | s[offset] = lval & 255; |
407 | else if (size == 16) { |
408 | s[offset] = (lval >> 8) & 255; |
409 | s[offset+1] = lval & 255; |
410 | } |
411 | else if (size == 32) { |
412 | s[offset] = (lval >> 24) & 255; |
413 | s[offset+1] = (lval >> 16) & 255; |
414 | s[offset+2] = (lval >> 8) & 255; |
415 | s[offset+3] = lval & 255; |
416 | } |
417 | } |
418 | } |
419 | |
420 | void |
421 | do_chop(astr,sv) |
422 | register SV *astr; |
423 | register SV *sv; |
424 | { |
425 | register char *tmps; |
426 | register I32 i; |
427 | AV *ary; |
463ee0b2 |
428 | HV *hv; |
79072805 |
429 | HE *entry; |
463ee0b2 |
430 | STRLEN len; |
79072805 |
431 | |
432 | if (!sv) |
433 | return; |
ed6116ce |
434 | if (SvTHINKFIRST(sv)) { |
435 | if (SvREADONLY(sv)) |
436 | croak("Can't chop readonly value"); |
437 | if (SvROK(sv)) |
438 | sv_unref(sv); |
439 | } |
79072805 |
440 | if (SvTYPE(sv) == SVt_PVAV) { |
441 | I32 max; |
442 | SV **array = AvARRAY(sv); |
443 | max = AvFILL(sv); |
444 | for (i = 0; i <= max; i++) |
445 | do_chop(astr,array[i]); |
446 | return; |
447 | } |
448 | if (SvTYPE(sv) == SVt_PVHV) { |
463ee0b2 |
449 | hv = (HV*)sv; |
450 | (void)hv_iterinit(hv); |
79072805 |
451 | /*SUPPRESS 560*/ |
463ee0b2 |
452 | while (entry = hv_iternext(hv)) |
453 | do_chop(astr,hv_iterval(hv,entry)); |
79072805 |
454 | return; |
455 | } |
463ee0b2 |
456 | tmps = SvPV(sv, len); |
457 | if (tmps && len) { |
458 | tmps += len - 1; |
79072805 |
459 | sv_setpvn(astr,tmps,1); /* remember last char */ |
460 | *tmps = '\0'; /* wipe it out */ |
463ee0b2 |
461 | SvCUR_set(sv, tmps - SvPVX(sv)); |
79072805 |
462 | SvNOK_off(sv); |
463 | SvSETMAGIC(sv); |
464 | } |
465 | else |
466 | sv_setpvn(astr,"",0); |
467 | } |
468 | |
469 | void |
470 | do_vop(optype,sv,left,right) |
471 | I32 optype; |
472 | SV *sv; |
473 | SV *left; |
474 | SV *right; |
475 | { |
476 | #ifdef LIBERAL |
477 | register long *dl; |
478 | register long *ll; |
479 | register long *rl; |
480 | #endif |
481 | register char *dc; |
463ee0b2 |
482 | STRLEN leftlen; |
483 | STRLEN rightlen; |
484 | register char *lc = SvPV(left, leftlen); |
485 | register char *rc = SvPV(right, rightlen); |
79072805 |
486 | register I32 len; |
487 | |
ed6116ce |
488 | if (SvTHINKFIRST(sv)) { |
489 | if (SvREADONLY(sv)) |
490 | croak("Can't do %s to readonly value", op_name[optype]); |
491 | if (SvROK(sv)) |
492 | sv_unref(sv); |
493 | } |
93a17b20 |
494 | len = leftlen < rightlen ? leftlen : rightlen; |
79072805 |
495 | if (SvTYPE(sv) < SVt_PV) |
496 | sv_upgrade(sv, SVt_PV); |
497 | if (SvCUR(sv) > len) |
498 | SvCUR_set(sv, len); |
499 | else if (SvCUR(sv) < len) { |
500 | SvGROW(sv,len); |
463ee0b2 |
501 | (void)memzero(SvPVX(sv) + SvCUR(sv), len - SvCUR(sv)); |
79072805 |
502 | SvCUR_set(sv, len); |
503 | } |
504 | SvPOK_only(sv); |
463ee0b2 |
505 | dc = SvPVX(sv); |
79072805 |
506 | if (!dc) { |
507 | sv_setpvn(sv,"",0); |
463ee0b2 |
508 | dc = SvPVX(sv); |
79072805 |
509 | } |
510 | #ifdef LIBERAL |
511 | if (len >= sizeof(long)*4 && |
512 | !((long)dc % sizeof(long)) && |
513 | !((long)lc % sizeof(long)) && |
514 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
515 | { |
516 | I32 remainder = len % (sizeof(long)*4); |
517 | len /= (sizeof(long)*4); |
518 | |
519 | dl = (long*)dc; |
520 | ll = (long*)lc; |
521 | rl = (long*)rc; |
522 | |
523 | switch (optype) { |
524 | case OP_BIT_AND: |
525 | while (len--) { |
526 | *dl++ = *ll++ & *rl++; |
527 | *dl++ = *ll++ & *rl++; |
528 | *dl++ = *ll++ & *rl++; |
529 | *dl++ = *ll++ & *rl++; |
530 | } |
531 | break; |
532 | case OP_XOR: |
533 | while (len--) { |
534 | *dl++ = *ll++ ^ *rl++; |
535 | *dl++ = *ll++ ^ *rl++; |
536 | *dl++ = *ll++ ^ *rl++; |
537 | *dl++ = *ll++ ^ *rl++; |
538 | } |
539 | break; |
540 | case OP_BIT_OR: |
541 | while (len--) { |
542 | *dl++ = *ll++ | *rl++; |
543 | *dl++ = *ll++ | *rl++; |
544 | *dl++ = *ll++ | *rl++; |
545 | *dl++ = *ll++ | *rl++; |
546 | } |
547 | } |
548 | |
549 | dc = (char*)dl; |
550 | lc = (char*)ll; |
551 | rc = (char*)rl; |
552 | |
553 | len = remainder; |
554 | } |
555 | #endif |
556 | switch (optype) { |
557 | case OP_BIT_AND: |
558 | while (len--) |
559 | *dc++ = *lc++ & *rc++; |
560 | break; |
561 | case OP_XOR: |
562 | while (len--) |
563 | *dc++ = *lc++ ^ *rc++; |
564 | goto mop_up; |
565 | case OP_BIT_OR: |
566 | while (len--) |
567 | *dc++ = *lc++ | *rc++; |
568 | mop_up: |
569 | len = SvCUR(sv); |
93a17b20 |
570 | if (rightlen > len) |
463ee0b2 |
571 | sv_catpvn(sv, SvPVX(right) + len, rightlen - len); |
93a17b20 |
572 | else if (leftlen > len) |
463ee0b2 |
573 | sv_catpvn(sv, SvPVX(left) + len, leftlen - len); |
79072805 |
574 | break; |
575 | } |
576 | } |
463ee0b2 |
577 | |
578 | OP * |
579 | do_kv(ARGS) |
580 | dARGS |
581 | { |
582 | dSP; |
583 | HV *hv = (HV*)POPs; |
584 | register AV *ary = stack; |
585 | I32 i; |
586 | register HE *entry; |
587 | char *tmps; |
588 | SV *tmpstr; |
589 | I32 dokeys = (op->op_type == OP_KEYS || op->op_type == OP_RV2HV); |
590 | I32 dovalues = (op->op_type == OP_VALUES || op->op_type == OP_RV2HV); |
591 | |
592 | if (!hv) |
593 | RETURN; |
594 | if (GIMME != G_ARRAY) { |
595 | dTARGET; |
596 | |
8990e307 |
597 | if (!SvRMAGICAL(hv) || !mg_find((SV*)hv,'P')) |
463ee0b2 |
598 | i = HvKEYS(hv); |
599 | else { |
600 | i = 0; |
601 | (void)hv_iterinit(hv); |
602 | /*SUPPRESS 560*/ |
603 | while (entry = hv_iternext(hv)) { |
604 | i++; |
605 | } |
606 | } |
607 | PUSHi( i ); |
608 | RETURN; |
609 | } |
610 | |
611 | /* Guess how much room we need. hv_max may be a few too many. Oh well. */ |
612 | EXTEND(sp, HvMAX(hv) * (dokeys + dovalues)); |
613 | |
614 | (void)hv_iterinit(hv); |
615 | |
616 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
617 | while (entry = hv_iternext(hv)) { |
618 | SPAGAIN; |
619 | if (dokeys) { |
620 | tmps = hv_iterkey(entry,&i); /* won't clobber stack_sp */ |
621 | if (!i) |
622 | tmps = ""; |
623 | XPUSHs(sv_2mortal(newSVpv(tmps,i))); |
624 | } |
625 | if (dovalues) { |
626 | tmpstr = NEWSV(45,0); |
627 | PUTBACK; |
628 | sv_setsv(tmpstr,hv_iterval(hv,entry)); |
629 | SPAGAIN; |
630 | DEBUG_H( { |
631 | sprintf(buf,"%d%%%d=%d\n",entry->hent_hash, |
632 | HvMAX(hv)+1,entry->hent_hash & HvMAX(hv)); |
633 | sv_setpv(tmpstr,buf); |
634 | } ) |
635 | XPUSHs(sv_2mortal(tmpstr)); |
636 | } |
637 | PUTBACK; |
638 | } |
639 | return NORMAL; |
640 | } |
641 | |