Commit | Line | Data |
a0d0e21e |
1 | /* doop.c |
79072805 |
2 | * |
a0d0e21e |
3 | * Copyright (c) 1991-1994, Larry Wall |
79072805 |
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 | * |
a0d0e21e |
8 | */ |
9 | |
10 | /* |
11 | * "'So that was the job I felt I had to do when I started,' thought Sam." |
79072805 |
12 | */ |
13 | |
14 | #include "EXTERN.h" |
15 | #include "perl.h" |
16 | |
17 | #if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX) |
18 | #include <signal.h> |
19 | #endif |
20 | |
21 | #ifdef BUGGY_MSC |
22 | #pragma function(memcmp) |
23 | #endif /* BUGGY_MSC */ |
24 | |
79072805 |
25 | #ifdef BUGGY_MSC |
26 | #pragma intrinsic(memcmp) |
27 | #endif /* BUGGY_MSC */ |
28 | |
29 | I32 |
30 | do_trans(sv,arg) |
31 | SV *sv; |
32 | OP *arg; |
33 | { |
11343788 |
34 | dTHR; |
79072805 |
35 | register short *tbl; |
1476d272 |
36 | register U8 *s; |
37 | register U8 *send; |
38 | register U8 *d; |
79072805 |
39 | register I32 ch; |
1476d272 |
40 | register I32 matches = 0; |
79072805 |
41 | register I32 squash = op->op_private & OPpTRANS_SQUASH; |
463ee0b2 |
42 | STRLEN len; |
79072805 |
43 | |
a0d0e21e |
44 | if (SvREADONLY(sv)) |
45 | croak(no_modify); |
1476d272 |
46 | tbl = (short*)cPVOP->op_pv; |
47 | s = (U8*)SvPV(sv, len); |
a0d0e21e |
48 | if (!len) |
49 | return 0; |
50 | if (!SvPOKp(sv)) |
1476d272 |
51 | s = (U8*)SvPV_force(sv, len); |
a0d0e21e |
52 | (void)SvPOK_only(sv); |
463ee0b2 |
53 | send = s + len; |
79072805 |
54 | if (!tbl || !s) |
463ee0b2 |
55 | croak("panic: do_trans"); |
79072805 |
56 | DEBUG_t( deb("2.TBL\n")); |
57 | if (!op->op_private) { |
58 | while (s < send) { |
1476d272 |
59 | if ((ch = tbl[*s]) >= 0) { |
79072805 |
60 | matches++; |
61 | *s = ch; |
62 | } |
63 | s++; |
64 | } |
65 | } |
66 | else { |
67 | d = s; |
68 | while (s < send) { |
1476d272 |
69 | if ((ch = tbl[*s]) >= 0) { |
79072805 |
70 | *d = ch; |
71 | if (matches++ && squash) { |
72 | if (d[-1] == *d) |
73 | matches--; |
74 | else |
75 | d++; |
76 | } |
77 | else |
78 | d++; |
79 | } |
80 | else if (ch == -1) /* -1 is unmapped character */ |
81 | *d++ = *s; /* -2 is delete character */ |
82 | s++; |
83 | } |
84 | matches += send - d; /* account for disappeared chars */ |
85 | *d = '\0'; |
1476d272 |
86 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
79072805 |
87 | } |
88 | SvSETMAGIC(sv); |
89 | return matches; |
90 | } |
91 | |
92 | void |
93 | do_join(sv,del,mark,sp) |
94 | register SV *sv; |
95 | SV *del; |
96 | register SV **mark; |
97 | register SV **sp; |
98 | { |
99 | SV **oldmark = mark; |
100 | register I32 items = sp - mark; |
79072805 |
101 | register STRLEN len; |
463ee0b2 |
102 | STRLEN delimlen; |
103 | register char *delim = SvPV(del, delimlen); |
104 | STRLEN tmplen; |
79072805 |
105 | |
106 | mark++; |
107 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
108 | if (SvTYPE(sv) < SVt_PV) |
109 | sv_upgrade(sv, SVt_PV); |
110 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
111 | while (items-- > 0) { |
112 | if (*mark) { |
463ee0b2 |
113 | SvPV(*mark, tmplen); |
114 | len += tmplen; |
79072805 |
115 | } |
116 | mark++; |
117 | } |
118 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
119 | |
120 | mark = oldmark; |
121 | items = sp - mark;; |
122 | ++mark; |
123 | } |
124 | |
463ee0b2 |
125 | if (items-- > 0) { |
8990e307 |
126 | char *s; |
127 | |
128 | if (*mark) { |
129 | s = SvPV(*mark, tmplen); |
130 | sv_setpvn(sv, s, tmplen); |
131 | } |
132 | else |
133 | sv_setpv(sv, ""); |
463ee0b2 |
134 | mark++; |
135 | } |
79072805 |
136 | else |
137 | sv_setpv(sv,""); |
138 | len = delimlen; |
139 | if (len) { |
140 | for (; items > 0; items--,mark++) { |
141 | sv_catpvn(sv,delim,len); |
142 | sv_catsv(sv,*mark); |
143 | } |
144 | } |
145 | else { |
146 | for (; items > 0; items--,mark++) |
147 | sv_catsv(sv,*mark); |
148 | } |
149 | SvSETMAGIC(sv); |
150 | } |
151 | |
152 | void |
153 | do_sprintf(sv,len,sarg) |
154 | register SV *sv; |
155 | register I32 len; |
156 | register SV **sarg; |
157 | { |
158 | register char *s; |
159 | register char *t; |
160 | register char *f; |
161 | bool dolong; |
ecfc5424 |
162 | #ifdef HAS_QUAD |
79072805 |
163 | bool doquad; |
ecfc5424 |
164 | #endif /* HAS_QUAD */ |
79072805 |
165 | char ch; |
166 | register char *send; |
167 | register SV *arg; |
168 | char *xs; |
169 | I32 xlen; |
170 | I32 pre; |
171 | I32 post; |
172 | double value; |
463ee0b2 |
173 | STRLEN arglen; |
79072805 |
174 | |
175 | sv_setpv(sv,""); |
176 | len--; /* don't count pattern string */ |
a0d0e21e |
177 | t = s = SvPV(*sarg, arglen); /* XXX Don't know t is writeable */ |
463ee0b2 |
178 | send = s + arglen; |
79072805 |
179 | sarg++; |
180 | for ( ; ; len--) { |
181 | |
182 | /*SUPPRESS 560*/ |
183 | if (len <= 0 || !(arg = *sarg++)) |
184 | arg = &sv_no; |
185 | |
186 | /*SUPPRESS 530*/ |
187 | for ( ; t < send && *t != '%'; t++) ; |
188 | if (t >= send) |
189 | break; /* end of run_format string, ignore extra args */ |
190 | f = t; |
191 | *buf = '\0'; |
192 | xs = buf; |
ecfc5424 |
193 | #ifdef HAS_QUAD |
79072805 |
194 | doquad = |
ecfc5424 |
195 | #endif /* HAS_QUAD */ |
79072805 |
196 | dolong = FALSE; |
197 | pre = post = 0; |
198 | for (t++; t < send; t++) { |
199 | switch (*t) { |
200 | default: |
201 | ch = *(++t); |
202 | *t = '\0'; |
203 | (void)sprintf(xs,f); |
204 | len++, sarg--; |
205 | xlen = strlen(xs); |
206 | break; |
748a9306 |
207 | case 'n': case '*': |
208 | croak("Use of %c in printf format not supported", *t); |
209 | |
79072805 |
210 | case '0': case '1': case '2': case '3': case '4': |
211 | case '5': case '6': case '7': case '8': case '9': |
212 | case '.': case '#': case '-': case '+': case ' ': |
213 | continue; |
463ee0b2 |
214 | case 'l': |
ecfc5424 |
215 | #ifdef HAS_QUAD |
79072805 |
216 | if (dolong) { |
217 | dolong = FALSE; |
218 | doquad = TRUE; |
219 | } else |
220 | #endif |
221 | dolong = TRUE; |
222 | continue; |
223 | case 'c': |
224 | ch = *(++t); |
225 | *t = '\0'; |
463ee0b2 |
226 | xlen = SvIV(arg); |
79072805 |
227 | if (strEQ(f,"%c")) { /* some printfs fail on null chars */ |
228 | *xs = xlen; |
229 | xs[1] = '\0'; |
230 | xlen = 1; |
231 | } |
232 | else { |
233 | (void)sprintf(xs,f,xlen); |
234 | xlen = strlen(xs); |
235 | } |
236 | break; |
237 | case 'D': |
238 | dolong = TRUE; |
239 | /* FALL THROUGH */ |
240 | case 'd': |
241 | ch = *(++t); |
242 | *t = '\0'; |
ecfc5424 |
243 | #ifdef HAS_QUAD |
79072805 |
244 | if (doquad) |
ecfc5424 |
245 | (void)sprintf(buf,s,(Quad_t)SvNV(arg)); |
79072805 |
246 | else |
247 | #endif |
248 | if (dolong) |
463ee0b2 |
249 | (void)sprintf(xs,f,(long)SvNV(arg)); |
79072805 |
250 | else |
463ee0b2 |
251 | (void)sprintf(xs,f,SvIV(arg)); |
79072805 |
252 | xlen = strlen(xs); |
253 | break; |
254 | case 'X': case 'O': |
255 | dolong = TRUE; |
256 | /* FALL THROUGH */ |
257 | case 'x': case 'o': case 'u': |
258 | ch = *(++t); |
259 | *t = '\0'; |
463ee0b2 |
260 | value = SvNV(arg); |
ecfc5424 |
261 | #ifdef HAS_QUAD |
79072805 |
262 | if (doquad) |
ecfc5424 |
263 | (void)sprintf(buf,s,(unsigned Quad_t)value); |
79072805 |
264 | else |
265 | #endif |
266 | if (dolong) |
267 | (void)sprintf(xs,f,U_L(value)); |
268 | else |
269 | (void)sprintf(xs,f,U_I(value)); |
270 | xlen = strlen(xs); |
271 | break; |
272 | case 'E': case 'e': case 'f': case 'G': case 'g': |
273 | ch = *(++t); |
274 | *t = '\0'; |
463ee0b2 |
275 | (void)sprintf(xs,f,SvNV(arg)); |
79072805 |
276 | xlen = strlen(xs); |
277 | break; |
278 | case 's': |
279 | ch = *(++t); |
280 | *t = '\0'; |
463ee0b2 |
281 | xs = SvPV(arg, arglen); |
282 | xlen = (I32)arglen; |
79072805 |
283 | if (strEQ(f,"%s")) { /* some printfs fail on >128 chars */ |
284 | break; /* so handle simple cases */ |
285 | } |
286 | else if (f[1] == '-') { |
93a17b20 |
287 | char *mp = strchr(f, '.'); |
79072805 |
288 | I32 min = atoi(f+2); |
289 | |
290 | if (mp) { |
291 | I32 max = atoi(mp+1); |
292 | |
293 | if (xlen > max) |
294 | xlen = max; |
295 | } |
296 | if (xlen < min) |
297 | post = min - xlen; |
298 | break; |
299 | } |
300 | else if (isDIGIT(f[1])) { |
93a17b20 |
301 | char *mp = strchr(f, '.'); |
79072805 |
302 | I32 min = atoi(f+1); |
303 | |
304 | if (mp) { |
305 | I32 max = atoi(mp+1); |
306 | |
307 | if (xlen > max) |
308 | xlen = max; |
309 | } |
310 | if (xlen < min) |
311 | pre = min - xlen; |
312 | break; |
313 | } |
314 | strcpy(tokenbuf+64,f); /* sprintf($s,...$s...) */ |
315 | *t = ch; |
316 | (void)sprintf(buf,tokenbuf+64,xs); |
317 | xs = buf; |
318 | xlen = strlen(xs); |
319 | break; |
320 | } |
321 | /* end of switch, copy results */ |
322 | *t = ch; |
4633a7c4 |
323 | if (xs == buf && xlen >= sizeof(buf)) { /* Ooops! */ |
324 | fputs("panic: sprintf overflow - memory corrupted!\n",stderr); |
325 | my_exit(1); |
326 | } |
79072805 |
327 | SvGROW(sv, SvCUR(sv) + (f - s) + xlen + 1 + pre + post); |
328 | sv_catpvn(sv, s, f - s); |
329 | if (pre) { |
463ee0b2 |
330 | repeatcpy(SvPVX(sv) + SvCUR(sv), " ", 1, pre); |
79072805 |
331 | SvCUR(sv) += pre; |
332 | } |
333 | sv_catpvn(sv, xs, xlen); |
334 | if (post) { |
463ee0b2 |
335 | repeatcpy(SvPVX(sv) + SvCUR(sv), " ", 1, post); |
79072805 |
336 | SvCUR(sv) += post; |
337 | } |
338 | s = t; |
339 | break; /* break from for loop */ |
340 | } |
341 | } |
342 | sv_catpvn(sv, s, t - s); |
343 | SvSETMAGIC(sv); |
344 | } |
345 | |
346 | void |
347 | do_vecset(sv) |
348 | SV *sv; |
349 | { |
350 | SV *targ = LvTARG(sv); |
351 | register I32 offset; |
352 | register I32 size; |
8990e307 |
353 | register unsigned char *s; |
354 | register unsigned long lval; |
79072805 |
355 | I32 mask; |
a0d0e21e |
356 | STRLEN targlen; |
357 | STRLEN len; |
79072805 |
358 | |
8990e307 |
359 | if (!targ) |
360 | return; |
a0d0e21e |
361 | s = (unsigned char*)SvPV_force(targ, targlen); |
8990e307 |
362 | lval = U_L(SvNV(sv)); |
79072805 |
363 | offset = LvTARGOFF(sv); |
364 | size = LvTARGLEN(sv); |
a0d0e21e |
365 | |
366 | len = (offset + size + 7) / 8; |
367 | if (len > targlen) { |
368 | s = (unsigned char*)SvGROW(targ, len + 1); |
369 | (void)memzero(s + targlen, len - targlen + 1); |
370 | SvCUR_set(targ, len); |
371 | } |
372 | |
79072805 |
373 | if (size < 8) { |
374 | mask = (1 << size) - 1; |
375 | size = offset & 7; |
376 | lval &= mask; |
377 | offset >>= 3; |
378 | s[offset] &= ~(mask << size); |
379 | s[offset] |= lval << size; |
380 | } |
381 | else { |
a0d0e21e |
382 | offset >>= 3; |
79072805 |
383 | if (size == 8) |
384 | s[offset] = lval & 255; |
385 | else if (size == 16) { |
386 | s[offset] = (lval >> 8) & 255; |
387 | s[offset+1] = lval & 255; |
388 | } |
389 | else if (size == 32) { |
390 | s[offset] = (lval >> 24) & 255; |
391 | s[offset+1] = (lval >> 16) & 255; |
392 | s[offset+2] = (lval >> 8) & 255; |
393 | s[offset+3] = lval & 255; |
394 | } |
395 | } |
396 | } |
397 | |
398 | void |
399 | do_chop(astr,sv) |
400 | register SV *astr; |
401 | register SV *sv; |
402 | { |
463ee0b2 |
403 | STRLEN len; |
a0d0e21e |
404 | char *s; |
405 | |
79072805 |
406 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e |
407 | register I32 i; |
408 | I32 max; |
409 | AV* av = (AV*)sv; |
410 | max = AvFILL(av); |
411 | for (i = 0; i <= max; i++) { |
412 | sv = (SV*)av_fetch(av, i, FALSE); |
413 | if (sv && ((sv = *(SV**)sv), sv != &sv_undef)) |
414 | do_chop(astr, sv); |
415 | } |
416 | return; |
79072805 |
417 | } |
418 | if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
419 | HV* hv = (HV*)sv; |
420 | HE* entry; |
421 | (void)hv_iterinit(hv); |
422 | /*SUPPRESS 560*/ |
423 | while (entry = hv_iternext(hv)) |
424 | do_chop(astr,hv_iterval(hv,entry)); |
425 | return; |
79072805 |
426 | } |
a0d0e21e |
427 | s = SvPV(sv, len); |
748a9306 |
428 | if (len && !SvPOK(sv)) |
a0d0e21e |
429 | s = SvPV_force(sv, len); |
430 | if (s && len) { |
431 | s += --len; |
432 | sv_setpvn(astr, s, 1); |
433 | *s = '\0'; |
434 | SvCUR_set(sv, len); |
435 | SvNIOK_off(sv); |
79072805 |
436 | } |
437 | else |
a0d0e21e |
438 | sv_setpvn(astr, "", 0); |
439 | SvSETMAGIC(sv); |
440 | } |
441 | |
442 | I32 |
443 | do_chomp(sv) |
444 | register SV *sv; |
445 | { |
c07a80fd |
446 | register I32 count; |
a0d0e21e |
447 | STRLEN len; |
448 | char *s; |
c07a80fd |
449 | |
450 | if (RsSNARF(rs)) |
451 | return 0; |
452 | count = 0; |
a0d0e21e |
453 | if (SvTYPE(sv) == SVt_PVAV) { |
454 | register I32 i; |
455 | I32 max; |
456 | AV* av = (AV*)sv; |
457 | max = AvFILL(av); |
458 | for (i = 0; i <= max; i++) { |
459 | sv = (SV*)av_fetch(av, i, FALSE); |
460 | if (sv && ((sv = *(SV**)sv), sv != &sv_undef)) |
461 | count += do_chomp(sv); |
462 | } |
463 | return count; |
464 | } |
465 | if (SvTYPE(sv) == SVt_PVHV) { |
466 | HV* hv = (HV*)sv; |
467 | HE* entry; |
468 | (void)hv_iterinit(hv); |
469 | /*SUPPRESS 560*/ |
470 | while (entry = hv_iternext(hv)) |
471 | count += do_chomp(hv_iterval(hv,entry)); |
472 | return count; |
473 | } |
474 | s = SvPV(sv, len); |
475 | if (len && !SvPOKp(sv)) |
476 | s = SvPV_force(sv, len); |
477 | if (s && len) { |
478 | s += --len; |
c07a80fd |
479 | if (RsPARA(rs)) { |
a0d0e21e |
480 | if (*s != '\n') |
481 | goto nope; |
482 | ++count; |
483 | while (len && s[-1] == '\n') { |
484 | --len; |
485 | --s; |
486 | ++count; |
487 | } |
488 | } |
a0d0e21e |
489 | else { |
c07a80fd |
490 | STRLEN rslen; |
491 | char *rsptr = SvPV(rs, rslen); |
492 | if (rslen == 1) { |
493 | if (*s != *rsptr) |
494 | goto nope; |
495 | ++count; |
496 | } |
497 | else { |
498 | if (len < rslen) |
499 | goto nope; |
500 | len -= rslen - 1; |
501 | s -= rslen - 1; |
502 | if (bcmp(s, rsptr, rslen)) |
503 | goto nope; |
504 | count += rslen; |
505 | } |
a0d0e21e |
506 | } |
a0d0e21e |
507 | *s = '\0'; |
508 | SvCUR_set(sv, len); |
509 | SvNIOK_off(sv); |
510 | } |
511 | nope: |
512 | SvSETMAGIC(sv); |
513 | return count; |
514 | } |
79072805 |
515 | |
516 | void |
517 | do_vop(optype,sv,left,right) |
518 | I32 optype; |
519 | SV *sv; |
520 | SV *left; |
521 | SV *right; |
522 | { |
523 | #ifdef LIBERAL |
524 | register long *dl; |
525 | register long *ll; |
526 | register long *rl; |
527 | #endif |
528 | register char *dc; |
463ee0b2 |
529 | STRLEN leftlen; |
530 | STRLEN rightlen; |
531 | register char *lc = SvPV(left, leftlen); |
532 | register char *rc = SvPV(right, rightlen); |
79072805 |
533 | register I32 len; |
a0d0e21e |
534 | I32 lensave; |
79072805 |
535 | |
a0d0e21e |
536 | dc = SvPV_force(sv,na); |
93a17b20 |
537 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e |
538 | lensave = len; |
539 | if (SvCUR(sv) < len) { |
540 | dc = SvGROW(sv,len + 1); |
541 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
79072805 |
542 | } |
a0d0e21e |
543 | SvCUR_set(sv, len); |
544 | (void)SvPOK_only(sv); |
79072805 |
545 | #ifdef LIBERAL |
546 | if (len >= sizeof(long)*4 && |
547 | !((long)dc % sizeof(long)) && |
548 | !((long)lc % sizeof(long)) && |
549 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
550 | { |
551 | I32 remainder = len % (sizeof(long)*4); |
552 | len /= (sizeof(long)*4); |
553 | |
554 | dl = (long*)dc; |
555 | ll = (long*)lc; |
556 | rl = (long*)rc; |
557 | |
558 | switch (optype) { |
559 | case OP_BIT_AND: |
560 | while (len--) { |
561 | *dl++ = *ll++ & *rl++; |
562 | *dl++ = *ll++ & *rl++; |
563 | *dl++ = *ll++ & *rl++; |
564 | *dl++ = *ll++ & *rl++; |
565 | } |
566 | break; |
a0d0e21e |
567 | case OP_BIT_XOR: |
79072805 |
568 | while (len--) { |
569 | *dl++ = *ll++ ^ *rl++; |
570 | *dl++ = *ll++ ^ *rl++; |
571 | *dl++ = *ll++ ^ *rl++; |
572 | *dl++ = *ll++ ^ *rl++; |
573 | } |
574 | break; |
575 | case OP_BIT_OR: |
576 | while (len--) { |
577 | *dl++ = *ll++ | *rl++; |
578 | *dl++ = *ll++ | *rl++; |
579 | *dl++ = *ll++ | *rl++; |
580 | *dl++ = *ll++ | *rl++; |
581 | } |
582 | } |
583 | |
584 | dc = (char*)dl; |
585 | lc = (char*)ll; |
586 | rc = (char*)rl; |
587 | |
588 | len = remainder; |
589 | } |
590 | #endif |
a0d0e21e |
591 | { |
592 | char *lsave = lc; |
593 | char *rsave = rc; |
594 | |
595 | switch (optype) { |
596 | case OP_BIT_AND: |
597 | while (len--) |
598 | *dc++ = *lc++ & *rc++; |
599 | break; |
600 | case OP_BIT_XOR: |
601 | while (len--) |
602 | *dc++ = *lc++ ^ *rc++; |
603 | goto mop_up; |
604 | case OP_BIT_OR: |
605 | while (len--) |
606 | *dc++ = *lc++ | *rc++; |
607 | mop_up: |
608 | len = lensave; |
609 | if (rightlen > len) |
610 | sv_catpvn(sv, rsave + len, rightlen - len); |
611 | else if (leftlen > len) |
612 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 |
613 | else |
614 | *SvEND(sv) = '\0'; |
a0d0e21e |
615 | break; |
616 | } |
79072805 |
617 | } |
618 | } |
463ee0b2 |
619 | |
620 | OP * |
621 | do_kv(ARGS) |
622 | dARGS |
623 | { |
624 | dSP; |
625 | HV *hv = (HV*)POPs; |
463ee0b2 |
626 | I32 i; |
627 | register HE *entry; |
628 | char *tmps; |
629 | SV *tmpstr; |
a0d0e21e |
630 | I32 dokeys = (op->op_type == OP_KEYS); |
631 | I32 dovalues = (op->op_type == OP_VALUES); |
632 | |
633 | if (op->op_type == OP_RV2HV || op->op_type == OP_PADHV) |
634 | dokeys = dovalues = TRUE; |
463ee0b2 |
635 | |
636 | if (!hv) |
637 | RETURN; |
748a9306 |
638 | |
639 | (void)hv_iterinit(hv); /* always reset iterator regardless */ |
640 | |
463ee0b2 |
641 | if (GIMME != G_ARRAY) { |
642 | dTARGET; |
643 | |
8990e307 |
644 | if (!SvRMAGICAL(hv) || !mg_find((SV*)hv,'P')) |
463ee0b2 |
645 | i = HvKEYS(hv); |
646 | else { |
647 | i = 0; |
463ee0b2 |
648 | /*SUPPRESS 560*/ |
649 | while (entry = hv_iternext(hv)) { |
650 | i++; |
651 | } |
652 | } |
653 | PUSHi( i ); |
654 | RETURN; |
655 | } |
656 | |
657 | /* Guess how much room we need. hv_max may be a few too many. Oh well. */ |
658 | EXTEND(sp, HvMAX(hv) * (dokeys + dovalues)); |
659 | |
463ee0b2 |
660 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
661 | while (entry = hv_iternext(hv)) { |
662 | SPAGAIN; |
663 | if (dokeys) { |
664 | tmps = hv_iterkey(entry,&i); /* won't clobber stack_sp */ |
665 | if (!i) |
666 | tmps = ""; |
667 | XPUSHs(sv_2mortal(newSVpv(tmps,i))); |
668 | } |
669 | if (dovalues) { |
670 | tmpstr = NEWSV(45,0); |
671 | PUTBACK; |
672 | sv_setsv(tmpstr,hv_iterval(hv,entry)); |
673 | SPAGAIN; |
674 | DEBUG_H( { |
675 | sprintf(buf,"%d%%%d=%d\n",entry->hent_hash, |
676 | HvMAX(hv)+1,entry->hent_hash & HvMAX(hv)); |
677 | sv_setpv(tmpstr,buf); |
678 | } ) |
679 | XPUSHs(sv_2mortal(tmpstr)); |
680 | } |
681 | PUTBACK; |
682 | } |
683 | return NORMAL; |
684 | } |
685 | |