Commit | Line | Data |
a0d0e21e |
1 | /* doop.c |
79072805 |
2 | * |
3818b22b |
3 | * Copyright (c) 1991-2000, 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" |
864dbfa3 |
15 | #define PERL_IN_DOOP_C |
79072805 |
16 | #include "perl.h" |
17 | |
64ca3a65 |
18 | #ifndef PERL_MICRO |
79072805 |
19 | #if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX) |
20 | #include <signal.h> |
21 | #endif |
64ca3a65 |
22 | #endif |
79072805 |
23 | |
942e002e |
24 | STATIC I32 |
036b4402 |
25 | S_do_trans_simple(pTHX_ SV *sv) /* SPC - OK */ |
79072805 |
26 | { |
11343788 |
27 | dTHR; |
4757a243 |
28 | U8 *s; |
29 | U8 *send; |
30 | I32 matches = 0; |
036b4402 |
31 | I32 hasutf = SvUTF8(sv); |
463ee0b2 |
32 | STRLEN len; |
4757a243 |
33 | short *tbl; |
34 | I32 ch; |
79072805 |
35 | |
4757a243 |
36 | tbl = (short*)cPVOP->op_pv; |
37 | if (!tbl) |
cea2e8a9 |
38 | Perl_croak(aTHX_ "panic: do_trans"); |
a0ed51b3 |
39 | |
4757a243 |
40 | s = (U8*)SvPV(sv, len); |
41 | send = s + len; |
42 | |
43 | while (s < send) { |
036b4402 |
44 | if (hasutf && *s & 0x80) |
45 | s+=UTF8SKIP(s); /* Given that we're here because tbl is !UTF8...*/ |
46 | else { |
47 | if ((ch = tbl[*s]) >= 0) { |
48 | matches++; |
49 | *s = ch; |
50 | } |
4757a243 |
51 | s++; |
036b4402 |
52 | } |
4757a243 |
53 | } |
54 | SvSETMAGIC(sv); |
55 | |
56 | return matches; |
57 | } |
58 | |
942e002e |
59 | STATIC I32 |
036b4402 |
60 | S_do_trans_count(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
61 | { |
62 | dTHR; |
63 | U8 *s; |
64 | U8 *send; |
65 | I32 matches = 0; |
036b4402 |
66 | I32 hasutf = SvUTF8(sv); |
4757a243 |
67 | STRLEN len; |
68 | short *tbl; |
69 | |
70 | tbl = (short*)cPVOP->op_pv; |
71 | if (!tbl) |
cea2e8a9 |
72 | Perl_croak(aTHX_ "panic: do_trans"); |
4757a243 |
73 | |
74 | s = (U8*)SvPV(sv, len); |
75 | send = s + len; |
76 | |
77 | while (s < send) { |
036b4402 |
78 | if (hasutf && *s & 0x80) |
79 | s+=UTF8SKIP(s); |
80 | else { |
81 | if (tbl[*s] >= 0) |
82 | matches++; |
83 | s++; |
84 | } |
4757a243 |
85 | } |
86 | |
87 | return matches; |
88 | } |
89 | |
942e002e |
90 | STATIC I32 |
036b4402 |
91 | S_do_trans_complex(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
92 | { |
93 | dTHR; |
94 | U8 *s; |
95 | U8 *send; |
96 | U8 *d; |
036b4402 |
97 | I32 hasutf = SvUTF8(sv); |
4757a243 |
98 | I32 matches = 0; |
99 | STRLEN len; |
100 | short *tbl; |
101 | I32 ch; |
102 | |
103 | tbl = (short*)cPVOP->op_pv; |
104 | if (!tbl) |
cea2e8a9 |
105 | Perl_croak(aTHX_ "panic: do_trans"); |
4757a243 |
106 | |
107 | s = (U8*)SvPV(sv, len); |
108 | send = s + len; |
109 | |
110 | d = s; |
111 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
112 | U8* p = send; |
113 | |
114 | while (s < send) { |
036b4402 |
115 | if (hasutf && *s & 0x80) |
116 | s+=UTF8SKIP(s); |
117 | else { |
118 | if ((ch = tbl[*s]) >= 0) { |
119 | *d = ch; |
120 | matches++; |
121 | if (p == d - 1 && *p == *d) |
122 | matches--; |
123 | else |
124 | p = d++; |
125 | } |
126 | else if (ch == -1) /* -1 is unmapped character */ |
127 | *d++ = *s; /* -2 is delete character */ |
128 | s++; |
129 | } |
a0ed51b3 |
130 | } |
4757a243 |
131 | } |
132 | else { |
133 | while (s < send) { |
036b4402 |
134 | if (hasutf && *s & 0x80) |
135 | s+=UTF8SKIP(s); |
136 | else { |
137 | if ((ch = tbl[*s]) >= 0) { |
138 | *d = ch; |
139 | matches++; |
140 | d++; |
141 | } |
142 | else if (ch == -1) /* -1 is unmapped character */ |
143 | *d++ = *s; /* -2 is delete character */ |
144 | s++; |
145 | } |
5d06d08e |
146 | } |
4757a243 |
147 | } |
148 | matches += send - d; /* account for disappeared chars */ |
149 | *d = '\0'; |
150 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
151 | SvSETMAGIC(sv); |
152 | |
153 | return matches; |
154 | } |
155 | |
942e002e |
156 | STATIC I32 |
036b4402 |
157 | S_do_trans_simple_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
158 | { |
159 | dTHR; |
160 | U8 *s; |
161 | U8 *send; |
162 | U8 *d; |
036b4402 |
163 | U8 *start; |
164 | U8 *dstart; |
4757a243 |
165 | I32 matches = 0; |
166 | STRLEN len; |
167 | |
168 | SV* rv = (SV*)cSVOP->op_sv; |
169 | HV* hv = (HV*)SvRV(rv); |
170 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
171 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
172 | UV extra = none + 1; |
173 | UV final; |
174 | UV uv; |
036b4402 |
175 | I32 isutf; |
176 | I32 howmany; |
4757a243 |
177 | |
036b4402 |
178 | isutf = SvUTF8(sv); |
4757a243 |
179 | s = (U8*)SvPV(sv, len); |
180 | send = s + len; |
036b4402 |
181 | start = s; |
4757a243 |
182 | |
183 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
184 | if (svp) |
185 | final = SvUV(*svp); |
186 | |
036b4402 |
187 | /* d needs to be bigger than s, in case e.g. upgrading is required */ |
188 | Newz(0, d, len*2+1, U8); |
189 | dstart = d; |
4757a243 |
190 | while (s < send) { |
191 | if ((uv = swash_fetch(rv, s)) < none) { |
192 | s += UTF8SKIP(s); |
193 | matches++; |
036b4402 |
194 | if (uv & 0x80 && !isutf) { |
195 | /* Sneaky-upgrade dstart...d */ |
196 | U8* new; |
197 | STRLEN len; |
198 | len = dstart - d; |
199 | new = bytes_to_utf8(dstart, &len); |
200 | Copy(new,dstart,len,U8*); |
201 | d = dstart + len; |
202 | isutf++; |
203 | } |
4757a243 |
204 | d = uv_to_utf8(d, uv); |
205 | } |
206 | else if (uv == none) { |
207 | int i; |
036b4402 |
208 | i = UTF8SKIP(s); |
209 | if (i > 1 && !isutf) { |
210 | U8* new; |
211 | STRLEN len; |
212 | len = dstart - d; |
213 | new = bytes_to_utf8(dstart, &len); |
214 | Copy(new,dstart,len,U8*); |
215 | d = dstart + len; |
216 | isutf++; |
217 | } |
218 | while(i--) |
219 | *d++ = *s++; |
4757a243 |
220 | } |
221 | else if (uv == extra) { |
036b4402 |
222 | int i; |
223 | i = UTF8SKIP(s); |
224 | s += i; |
4757a243 |
225 | matches++; |
036b4402 |
226 | if (i > 1 && !isutf) { |
227 | U8* new; |
228 | STRLEN len; |
229 | len = dstart - d; |
230 | new = bytes_to_utf8(dstart, &len); |
231 | Copy(new,dstart,len,U8*); |
232 | d = dstart + len; |
233 | isutf++; |
234 | } |
4757a243 |
235 | d = uv_to_utf8(d, final); |
236 | } |
237 | else |
238 | s += UTF8SKIP(s); |
239 | } |
240 | *d = '\0'; |
036b4402 |
241 | SvPV_set(sv, dstart); |
242 | SvCUR_set(sv, d - dstart); |
4757a243 |
243 | SvSETMAGIC(sv); |
036b4402 |
244 | if (isutf) |
245 | SvUTF8_on(sv); |
4757a243 |
246 | |
247 | return matches; |
248 | } |
249 | |
942e002e |
250 | STATIC I32 |
036b4402 |
251 | S_do_trans_count_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
252 | { |
253 | dTHR; |
254 | U8 *s; |
255 | U8 *send; |
256 | I32 matches = 0; |
257 | STRLEN len; |
258 | |
259 | SV* rv = (SV*)cSVOP->op_sv; |
260 | HV* hv = (HV*)SvRV(rv); |
261 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
262 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
263 | UV uv; |
264 | |
265 | s = (U8*)SvPV(sv, len); |
036b4402 |
266 | if (!SvUTF8(sv)) |
267 | s = bytes_to_utf8(s, &len); |
4757a243 |
268 | send = s + len; |
269 | |
270 | while (s < send) { |
834a4ddd |
271 | if ((uv = swash_fetch(rv, s)) < none) |
4757a243 |
272 | matches++; |
834a4ddd |
273 | s += UTF8SKIP(s); |
4757a243 |
274 | } |
275 | |
276 | return matches; |
277 | } |
278 | |
942e002e |
279 | STATIC I32 |
036b4402 |
280 | S_do_trans_complex_utf8(pTHX_ SV *sv) /* SPC - NOT OK */ |
4757a243 |
281 | { |
282 | dTHR; |
283 | U8 *s; |
284 | U8 *send; |
285 | U8 *d; |
286 | I32 matches = 0; |
287 | I32 squash = PL_op->op_private & OPpTRANS_SQUASH; |
288 | I32 from_utf = PL_op->op_private & OPpTRANS_FROM_UTF; |
289 | I32 to_utf = PL_op->op_private & OPpTRANS_TO_UTF; |
290 | I32 del = PL_op->op_private & OPpTRANS_DELETE; |
291 | SV* rv = (SV*)cSVOP->op_sv; |
292 | HV* hv = (HV*)SvRV(rv); |
293 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
294 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
295 | UV extra = none + 1; |
296 | UV final; |
297 | UV uv; |
298 | STRLEN len; |
299 | U8 *dst; |
300 | |
301 | s = (U8*)SvPV(sv, len); |
302 | send = s + len; |
303 | |
304 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
305 | if (svp) |
306 | final = SvUV(*svp); |
307 | |
308 | if (PL_op->op_private & OPpTRANS_GROWS) { |
309 | I32 bits = 16; |
310 | |
311 | svp = hv_fetch(hv, "BITS", 4, FALSE); |
312 | if (svp) |
313 | bits = (I32)SvIV(*svp); |
314 | |
315 | Newz(801, d, len * (bits >> 3) + 1, U8); |
316 | dst = d; |
317 | } |
318 | else { |
319 | d = s; |
320 | dst = 0; |
321 | } |
322 | |
323 | if (squash) { |
324 | UV puv = 0xfeedface; |
325 | while (s < send) { |
326 | if (from_utf) { |
327 | uv = swash_fetch(rv, s); |
a0ed51b3 |
328 | } |
329 | else { |
4757a243 |
330 | U8 tmpbuf[2]; |
331 | uv = *s++; |
332 | if (uv < 0x80) |
333 | tmpbuf[0] = uv; |
334 | else { |
335 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
336 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
337 | } |
338 | uv = swash_fetch(rv, tmpbuf); |
339 | } |
340 | if (uv < none) { |
341 | matches++; |
342 | if (uv != puv) { |
343 | if (uv >= 0x80 && to_utf) |
344 | d = uv_to_utf8(d, uv); |
345 | else |
346 | *d++ = (U8)uv; |
347 | puv = uv; |
348 | } |
349 | if (from_utf) |
350 | s += UTF8SKIP(s); |
351 | continue; |
352 | } |
353 | else if (uv == none) { /* "none" is unmapped character */ |
354 | if (from_utf) { |
355 | if (*s < 0x80) |
356 | *d++ = *s++; |
357 | else if (to_utf) { |
a0ed51b3 |
358 | int i; |
4757a243 |
359 | for (i = UTF8SKIP(s); i; --i) |
360 | *d++ = *s++; |
a0ed51b3 |
361 | } |
4757a243 |
362 | else { |
363 | I32 ulen; |
364 | *d++ = (U8)utf8_to_uv(s, &ulen); |
365 | s += ulen; |
a0ed51b3 |
366 | } |
a0ed51b3 |
367 | } |
4757a243 |
368 | else { /* must be to_utf only */ |
369 | d = uv_to_utf8(d, s[-1]); |
370 | } |
371 | puv = 0xfeedface; |
372 | continue; |
a0ed51b3 |
373 | } |
4757a243 |
374 | else if (uv == extra && !del) { |
375 | matches++; |
376 | if (uv != puv) { |
377 | if (final >= 0x80 && to_utf) |
378 | d = uv_to_utf8(d, final); |
379 | else |
380 | *d++ = (U8)final; |
381 | puv = final; |
382 | } |
383 | if (from_utf) |
384 | s += UTF8SKIP(s); |
385 | continue; |
386 | } |
387 | matches++; /* "none+1" is delete character */ |
388 | if (from_utf) |
389 | s += UTF8SKIP(s); |
a0ed51b3 |
390 | } |
79072805 |
391 | } |
392 | else { |
4757a243 |
393 | while (s < send) { |
394 | if (from_utf) { |
395 | uv = swash_fetch(rv, s); |
396 | } |
397 | else { |
398 | U8 tmpbuf[2]; |
399 | uv = *s++; |
400 | if (uv < 0x80) |
401 | tmpbuf[0] = uv; |
402 | else { |
403 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
404 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
a0ed51b3 |
405 | } |
4757a243 |
406 | uv = swash_fetch(rv, tmpbuf); |
a0ed51b3 |
407 | } |
4757a243 |
408 | if (uv < none) { |
409 | matches++; |
410 | if (uv >= 0x80 && to_utf) |
411 | d = uv_to_utf8(d, uv); |
412 | else |
413 | *d++ = (U8)uv; |
414 | if (from_utf) |
415 | s += UTF8SKIP(s); |
416 | continue; |
a0ed51b3 |
417 | } |
4757a243 |
418 | else if (uv == none) { /* "none" is unmapped character */ |
419 | if (from_utf) { |
420 | if (*s < 0x80) |
421 | *d++ = *s++; |
422 | else if (to_utf) { |
423 | int i; |
424 | for (i = UTF8SKIP(s); i; --i) |
425 | *d++ = *s++; |
426 | } |
427 | else { |
428 | I32 ulen; |
429 | *d++ = (U8)utf8_to_uv(s, &ulen); |
430 | s += ulen; |
a0ed51b3 |
431 | } |
79072805 |
432 | } |
4757a243 |
433 | else { /* must be to_utf only */ |
434 | d = uv_to_utf8(d, s[-1]); |
435 | } |
436 | continue; |
79072805 |
437 | } |
4757a243 |
438 | else if (uv == extra && !del) { |
439 | matches++; |
440 | if (final >= 0x80 && to_utf) |
441 | d = uv_to_utf8(d, final); |
442 | else |
443 | *d++ = (U8)final; |
444 | if (from_utf) |
445 | s += UTF8SKIP(s); |
446 | continue; |
447 | } |
448 | matches++; /* "none+1" is delete character */ |
449 | if (from_utf) |
450 | s += UTF8SKIP(s); |
79072805 |
451 | } |
4757a243 |
452 | } |
453 | if (dst) |
454 | sv_usepvn(sv, (char*)dst, d - dst); |
455 | else { |
456 | *d = '\0'; |
457 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
458 | } |
459 | SvSETMAGIC(sv); |
460 | |
461 | return matches; |
462 | } |
463 | |
464 | I32 |
864dbfa3 |
465 | Perl_do_trans(pTHX_ SV *sv) |
4757a243 |
466 | { |
46124e9e |
467 | dTHR; |
4757a243 |
468 | STRLEN len; |
036b4402 |
469 | I32 hasutf = (PL_op->op_private & |
470 | (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)); |
4757a243 |
471 | |
472 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
cea2e8a9 |
473 | Perl_croak(aTHX_ PL_no_modify); |
4757a243 |
474 | |
475 | (void)SvPV(sv, len); |
476 | if (!len) |
477 | return 0; |
478 | if (!SvPOKp(sv)) |
479 | (void)SvPV_force(sv, len); |
2de7b02f |
480 | if (!(PL_op->op_private & OPpTRANS_IDENTICAL)) |
481 | (void)SvPOK_only_UTF8(sv); |
4757a243 |
482 | |
cea2e8a9 |
483 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
4757a243 |
484 | |
036b4402 |
485 | switch (PL_op->op_private & ~hasutf & 63) { |
4757a243 |
486 | case 0: |
036b4402 |
487 | if (hasutf) |
488 | return do_trans_simple_utf8(sv); |
6940069f |
489 | else |
036b4402 |
490 | return do_trans_simple(sv); |
4757a243 |
491 | |
492 | case OPpTRANS_IDENTICAL: |
036b4402 |
493 | if (hasutf) |
494 | return do_trans_count_utf8(sv); |
6940069f |
495 | else |
036b4402 |
496 | return do_trans_count(sv); |
4757a243 |
497 | |
498 | default: |
036b4402 |
499 | if (hasutf) |
500 | return do_trans_complex_utf8(sv); |
4757a243 |
501 | else |
036b4402 |
502 | return do_trans_complex(sv); |
79072805 |
503 | } |
79072805 |
504 | } |
505 | |
506 | void |
864dbfa3 |
507 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
79072805 |
508 | { |
509 | SV **oldmark = mark; |
510 | register I32 items = sp - mark; |
79072805 |
511 | register STRLEN len; |
463ee0b2 |
512 | STRLEN delimlen; |
513 | register char *delim = SvPV(del, delimlen); |
514 | STRLEN tmplen; |
79072805 |
515 | |
516 | mark++; |
517 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
07f14f54 |
518 | (void)SvUPGRADE(sv, SVt_PV); |
79072805 |
519 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
520 | while (items-- > 0) { |
48c036b1 |
521 | if (*mark && !SvGMAGICAL(*mark) && SvOK(*mark)) { |
463ee0b2 |
522 | SvPV(*mark, tmplen); |
523 | len += tmplen; |
79072805 |
524 | } |
525 | mark++; |
526 | } |
527 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
528 | |
529 | mark = oldmark; |
db7c17d7 |
530 | items = sp - mark; |
79072805 |
531 | ++mark; |
532 | } |
533 | |
463ee0b2 |
534 | if (items-- > 0) { |
8990e307 |
535 | char *s; |
536 | |
92d29cee |
537 | sv_setpv(sv, ""); |
538 | if (*mark) |
539 | sv_catsv(sv, *mark); |
463ee0b2 |
540 | mark++; |
541 | } |
79072805 |
542 | else |
543 | sv_setpv(sv,""); |
544 | len = delimlen; |
545 | if (len) { |
546 | for (; items > 0; items--,mark++) { |
547 | sv_catpvn(sv,delim,len); |
548 | sv_catsv(sv,*mark); |
549 | } |
550 | } |
551 | else { |
552 | for (; items > 0; items--,mark++) |
553 | sv_catsv(sv,*mark); |
554 | } |
555 | SvSETMAGIC(sv); |
556 | } |
557 | |
558 | void |
864dbfa3 |
559 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
79072805 |
560 | { |
46fc3d4c |
561 | STRLEN patlen; |
562 | char *pat = SvPV(*sarg, patlen); |
563 | bool do_taint = FALSE; |
564 | |
565 | sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint); |
79072805 |
566 | SvSETMAGIC(sv); |
46fc3d4c |
567 | if (do_taint) |
568 | SvTAINTED_on(sv); |
79072805 |
569 | } |
570 | |
4ebbc975 |
571 | /* XXX SvUTF8 support missing! */ |
81e118e0 |
572 | UV |
573 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) |
574 | { |
575 | STRLEN srclen, len; |
576 | unsigned char *s = (unsigned char *) SvPV(sv, srclen); |
577 | UV retnum = 0; |
578 | |
a50d7633 |
579 | if (offset < 0) |
81e118e0 |
580 | return retnum; |
a50d7633 |
581 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
582 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
81e118e0 |
583 | offset *= size; /* turn into bit offset */ |
584 | len = (offset + size + 7) / 8; /* required number of bytes */ |
585 | if (len > srclen) { |
586 | if (size <= 8) |
587 | retnum = 0; |
588 | else { |
589 | offset >>= 3; /* turn into byte offset */ |
590 | if (size == 16) { |
591 | if (offset >= srclen) |
592 | retnum = 0; |
593 | else |
628e1a40 |
594 | retnum = (UV) s[offset] << 8; |
81e118e0 |
595 | } |
596 | else if (size == 32) { |
597 | if (offset >= srclen) |
598 | retnum = 0; |
599 | else if (offset + 1 >= srclen) |
600 | retnum = |
601 | ((UV) s[offset ] << 24); |
602 | else if (offset + 2 >= srclen) |
603 | retnum = |
604 | ((UV) s[offset ] << 24) + |
605 | ((UV) s[offset + 1] << 16); |
606 | else |
607 | retnum = |
608 | ((UV) s[offset ] << 24) + |
609 | ((UV) s[offset + 1] << 16) + |
610 | ( s[offset + 2] << 8); |
611 | } |
d7d93a81 |
612 | #ifdef UV_IS_QUAD |
c5a0f51a |
613 | else if (size == 64) { |
614 | dTHR; |
615 | if (ckWARN(WARN_PORTABLE)) |
616 | Perl_warner(aTHX_ WARN_PORTABLE, |
617 | "Bit vector size > 32 non-portable"); |
618 | if (offset >= srclen) |
619 | retnum = 0; |
620 | else if (offset + 1 >= srclen) |
621 | retnum = |
622 | (UV) s[offset ] << 56; |
623 | else if (offset + 2 >= srclen) |
624 | retnum = |
625 | ((UV) s[offset ] << 56) + |
626 | ((UV) s[offset + 1] << 48); |
627 | else if (offset + 3 >= srclen) |
628 | retnum = |
629 | ((UV) s[offset ] << 56) + |
630 | ((UV) s[offset + 1] << 48) + |
631 | ((UV) s[offset + 2] << 40); |
632 | else if (offset + 4 >= srclen) |
633 | retnum = |
634 | ((UV) s[offset ] << 56) + |
635 | ((UV) s[offset + 1] << 48) + |
636 | ((UV) s[offset + 2] << 40) + |
637 | ((UV) s[offset + 3] << 32); |
638 | else if (offset + 5 >= srclen) |
639 | retnum = |
640 | ((UV) s[offset ] << 56) + |
641 | ((UV) s[offset + 1] << 48) + |
642 | ((UV) s[offset + 2] << 40) + |
643 | ((UV) s[offset + 3] << 32) + |
644 | ( s[offset + 4] << 24); |
645 | else if (offset + 6 >= srclen) |
646 | retnum = |
647 | ((UV) s[offset ] << 56) + |
648 | ((UV) s[offset + 1] << 48) + |
649 | ((UV) s[offset + 2] << 40) + |
650 | ((UV) s[offset + 3] << 32) + |
651 | ((UV) s[offset + 4] << 24) + |
652 | ((UV) s[offset + 5] << 16); |
653 | else |
654 | retnum = |
655 | ((UV) s[offset ] << 56) + |
656 | ((UV) s[offset + 1] << 48) + |
657 | ((UV) s[offset + 2] << 40) + |
658 | ((UV) s[offset + 3] << 32) + |
659 | ((UV) s[offset + 4] << 24) + |
660 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
661 | ( s[offset + 6] << 8); |
c5a0f51a |
662 | } |
663 | #endif |
81e118e0 |
664 | } |
665 | } |
666 | else if (size < 8) |
667 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
668 | else { |
669 | offset >>= 3; /* turn into byte offset */ |
670 | if (size == 8) |
671 | retnum = s[offset]; |
672 | else if (size == 16) |
673 | retnum = |
628e1a40 |
674 | ((UV) s[offset] << 8) + |
81e118e0 |
675 | s[offset + 1]; |
676 | else if (size == 32) |
677 | retnum = |
678 | ((UV) s[offset ] << 24) + |
679 | ((UV) s[offset + 1] << 16) + |
680 | ( s[offset + 2] << 8) + |
681 | s[offset + 3]; |
d7d93a81 |
682 | #ifdef UV_IS_QUAD |
c5a0f51a |
683 | else if (size == 64) { |
684 | dTHR; |
685 | if (ckWARN(WARN_PORTABLE)) |
686 | Perl_warner(aTHX_ WARN_PORTABLE, |
687 | "Bit vector size > 32 non-portable"); |
688 | retnum = |
689 | ((UV) s[offset ] << 56) + |
690 | ((UV) s[offset + 1] << 48) + |
691 | ((UV) s[offset + 2] << 40) + |
692 | ((UV) s[offset + 3] << 32) + |
693 | ((UV) s[offset + 4] << 24) + |
694 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
695 | ( s[offset + 6] << 8) + |
c5a0f51a |
696 | s[offset + 7]; |
697 | } |
698 | #endif |
81e118e0 |
699 | } |
700 | |
701 | return retnum; |
702 | } |
703 | |
4ebbc975 |
704 | /* XXX SvUTF8 support missing! */ |
79072805 |
705 | void |
864dbfa3 |
706 | Perl_do_vecset(pTHX_ SV *sv) |
79072805 |
707 | { |
708 | SV *targ = LvTARG(sv); |
709 | register I32 offset; |
710 | register I32 size; |
8990e307 |
711 | register unsigned char *s; |
81e118e0 |
712 | register UV lval; |
79072805 |
713 | I32 mask; |
a0d0e21e |
714 | STRLEN targlen; |
715 | STRLEN len; |
79072805 |
716 | |
8990e307 |
717 | if (!targ) |
718 | return; |
a0d0e21e |
719 | s = (unsigned char*)SvPV_force(targ, targlen); |
4ebbc975 |
720 | (void)SvPOK_only(targ); |
81e118e0 |
721 | lval = SvUV(sv); |
79072805 |
722 | offset = LvTARGOFF(sv); |
723 | size = LvTARGLEN(sv); |
a50d7633 |
724 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
725 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
a0d0e21e |
726 | |
81e118e0 |
727 | offset *= size; /* turn into bit offset */ |
728 | len = (offset + size + 7) / 8; /* required number of bytes */ |
a0d0e21e |
729 | if (len > targlen) { |
730 | s = (unsigned char*)SvGROW(targ, len + 1); |
12ae5dfc |
731 | (void)memzero((char *)(s + targlen), len - targlen + 1); |
a0d0e21e |
732 | SvCUR_set(targ, len); |
733 | } |
734 | |
79072805 |
735 | if (size < 8) { |
736 | mask = (1 << size) - 1; |
737 | size = offset & 7; |
738 | lval &= mask; |
81e118e0 |
739 | offset >>= 3; /* turn into byte offset */ |
79072805 |
740 | s[offset] &= ~(mask << size); |
741 | s[offset] |= lval << size; |
742 | } |
743 | else { |
81e118e0 |
744 | offset >>= 3; /* turn into byte offset */ |
79072805 |
745 | if (size == 8) |
c5a0f51a |
746 | s[offset ] = lval & 0xff; |
79072805 |
747 | else if (size == 16) { |
c5a0f51a |
748 | s[offset ] = (lval >> 8) & 0xff; |
749 | s[offset+1] = lval & 0xff; |
79072805 |
750 | } |
751 | else if (size == 32) { |
c5a0f51a |
752 | s[offset ] = (lval >> 24) & 0xff; |
753 | s[offset+1] = (lval >> 16) & 0xff; |
754 | s[offset+2] = (lval >> 8) & 0xff; |
755 | s[offset+3] = lval & 0xff; |
756 | } |
d7d93a81 |
757 | #ifdef UV_IS_QUAD |
c5a0f51a |
758 | else if (size == 64) { |
759 | dTHR; |
760 | if (ckWARN(WARN_PORTABLE)) |
761 | Perl_warner(aTHX_ WARN_PORTABLE, |
762 | "Bit vector size > 32 non-portable"); |
763 | s[offset ] = (lval >> 56) & 0xff; |
764 | s[offset+1] = (lval >> 48) & 0xff; |
765 | s[offset+2] = (lval >> 40) & 0xff; |
766 | s[offset+3] = (lval >> 32) & 0xff; |
767 | s[offset+4] = (lval >> 24) & 0xff; |
768 | s[offset+5] = (lval >> 16) & 0xff; |
769 | s[offset+6] = (lval >> 8) & 0xff; |
770 | s[offset+7] = lval & 0xff; |
79072805 |
771 | } |
dc1e3f56 |
772 | #endif |
79072805 |
773 | } |
7bb043c3 |
774 | SvSETMAGIC(targ); |
79072805 |
775 | } |
776 | |
777 | void |
864dbfa3 |
778 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
79072805 |
779 | { |
463ee0b2 |
780 | STRLEN len; |
a0d0e21e |
781 | char *s; |
c485e607 |
782 | dTHR; |
a0d0e21e |
783 | |
79072805 |
784 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e |
785 | register I32 i; |
786 | I32 max; |
787 | AV* av = (AV*)sv; |
788 | max = AvFILL(av); |
789 | for (i = 0; i <= max; i++) { |
790 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
791 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
792 | do_chop(astr, sv); |
793 | } |
794 | return; |
79072805 |
795 | } |
aa854799 |
796 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
797 | HV* hv = (HV*)sv; |
798 | HE* entry; |
799 | (void)hv_iterinit(hv); |
800 | /*SUPPRESS 560*/ |
155aba94 |
801 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
802 | do_chop(astr,hv_iterval(hv,entry)); |
803 | return; |
79072805 |
804 | } |
aa854799 |
805 | else if (SvREADONLY(sv)) |
cea2e8a9 |
806 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
807 | s = SvPV(sv, len); |
748a9306 |
808 | if (len && !SvPOK(sv)) |
a0d0e21e |
809 | s = SvPV_force(sv, len); |
7e2040f0 |
810 | if (DO_UTF8(sv)) { |
a0ed51b3 |
811 | if (s && len) { |
812 | char *send = s + len; |
813 | char *start = s; |
814 | s = send - 1; |
815 | while ((*s & 0xc0) == 0x80) |
816 | --s; |
0453d815 |
817 | if (UTF8SKIP(s) != send - s && ckWARN_d(WARN_UTF8)) |
818 | Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character"); |
a0ed51b3 |
819 | sv_setpvn(astr, s, send - s); |
820 | *s = '\0'; |
821 | SvCUR_set(sv, s - start); |
822 | SvNIOK_off(sv); |
7e2040f0 |
823 | SvUTF8_on(astr); |
a0ed51b3 |
824 | } |
825 | else |
826 | sv_setpvn(astr, "", 0); |
827 | } |
7e2040f0 |
828 | else if (s && len) { |
a0d0e21e |
829 | s += --len; |
830 | sv_setpvn(astr, s, 1); |
831 | *s = '\0'; |
832 | SvCUR_set(sv, len); |
2c19a612 |
833 | SvUTF8_off(sv); |
a0d0e21e |
834 | SvNIOK_off(sv); |
79072805 |
835 | } |
836 | else |
a0d0e21e |
837 | sv_setpvn(astr, "", 0); |
838 | SvSETMAGIC(sv); |
7e2040f0 |
839 | } |
a0d0e21e |
840 | |
841 | I32 |
864dbfa3 |
842 | Perl_do_chomp(pTHX_ register SV *sv) |
a0d0e21e |
843 | { |
aeea060c |
844 | dTHR; |
c07a80fd |
845 | register I32 count; |
a0d0e21e |
846 | STRLEN len; |
847 | char *s; |
c07a80fd |
848 | |
3280af22 |
849 | if (RsSNARF(PL_rs)) |
c07a80fd |
850 | return 0; |
4c5a6083 |
851 | if (RsRECORD(PL_rs)) |
852 | return 0; |
c07a80fd |
853 | count = 0; |
a0d0e21e |
854 | if (SvTYPE(sv) == SVt_PVAV) { |
855 | register I32 i; |
856 | I32 max; |
857 | AV* av = (AV*)sv; |
858 | max = AvFILL(av); |
859 | for (i = 0; i <= max; i++) { |
860 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
861 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
862 | count += do_chomp(sv); |
863 | } |
864 | return count; |
865 | } |
aa854799 |
866 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
867 | HV* hv = (HV*)sv; |
868 | HE* entry; |
869 | (void)hv_iterinit(hv); |
870 | /*SUPPRESS 560*/ |
155aba94 |
871 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
872 | count += do_chomp(hv_iterval(hv,entry)); |
873 | return count; |
874 | } |
aa854799 |
875 | else if (SvREADONLY(sv)) |
cea2e8a9 |
876 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
877 | s = SvPV(sv, len); |
878 | if (len && !SvPOKp(sv)) |
879 | s = SvPV_force(sv, len); |
880 | if (s && len) { |
881 | s += --len; |
3280af22 |
882 | if (RsPARA(PL_rs)) { |
a0d0e21e |
883 | if (*s != '\n') |
884 | goto nope; |
885 | ++count; |
886 | while (len && s[-1] == '\n') { |
887 | --len; |
888 | --s; |
889 | ++count; |
890 | } |
891 | } |
a0d0e21e |
892 | else { |
c07a80fd |
893 | STRLEN rslen; |
3280af22 |
894 | char *rsptr = SvPV(PL_rs, rslen); |
c07a80fd |
895 | if (rslen == 1) { |
896 | if (*s != *rsptr) |
897 | goto nope; |
898 | ++count; |
899 | } |
900 | else { |
8c2cee6f |
901 | if (len < rslen - 1) |
c07a80fd |
902 | goto nope; |
903 | len -= rslen - 1; |
904 | s -= rslen - 1; |
36477c24 |
905 | if (memNE(s, rsptr, rslen)) |
c07a80fd |
906 | goto nope; |
907 | count += rslen; |
908 | } |
a0d0e21e |
909 | } |
a0d0e21e |
910 | *s = '\0'; |
911 | SvCUR_set(sv, len); |
912 | SvNIOK_off(sv); |
913 | } |
914 | nope: |
915 | SvSETMAGIC(sv); |
916 | return count; |
917 | } |
79072805 |
918 | |
919 | void |
864dbfa3 |
920 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
79072805 |
921 | { |
aeea060c |
922 | dTHR; /* just for taint */ |
79072805 |
923 | #ifdef LIBERAL |
924 | register long *dl; |
925 | register long *ll; |
926 | register long *rl; |
927 | #endif |
928 | register char *dc; |
463ee0b2 |
929 | STRLEN leftlen; |
930 | STRLEN rightlen; |
7a4c00b4 |
931 | register char *lc; |
932 | register char *rc; |
79072805 |
933 | register I32 len; |
a0d0e21e |
934 | I32 lensave; |
7a4c00b4 |
935 | char *lsave; |
936 | char *rsave; |
0c57e439 |
937 | bool left_utf = DO_UTF8(left); |
938 | bool right_utf = DO_UTF8(right); |
939 | |
940 | if (left_utf && !right_utf) |
941 | sv_utf8_upgrade(right); |
942 | if (!left_utf && right_utf) |
943 | sv_utf8_upgrade(left); |
79072805 |
944 | |
1fbd88dc |
945 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
946 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ |
7a4c00b4 |
947 | lsave = lc = SvPV(left, leftlen); |
948 | rsave = rc = SvPV(right, rightlen); |
93a17b20 |
949 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e |
950 | lensave = len; |
7a4c00b4 |
951 | if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { |
2d8e6c8d |
952 | STRLEN n_a; |
953 | dc = SvPV_force(sv, n_a); |
ff68c719 |
954 | if (SvCUR(sv) < len) { |
955 | dc = SvGROW(sv, len + 1); |
956 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
957 | } |
958 | } |
959 | else { |
960 | I32 needlen = ((optype == OP_BIT_AND) |
961 | ? len : (leftlen > rightlen ? leftlen : rightlen)); |
962 | Newz(801, dc, needlen + 1, char); |
963 | (void)sv_usepvn(sv, dc, needlen); |
964 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
79072805 |
965 | } |
a0d0e21e |
966 | SvCUR_set(sv, len); |
967 | (void)SvPOK_only(sv); |
0c57e439 |
968 | if (left_utf || right_utf) { |
969 | UV duc, luc, ruc; |
970 | STRLEN lulen = leftlen; |
971 | STRLEN rulen = rightlen; |
972 | STRLEN dulen = 0; |
973 | I32 ulen; |
974 | |
6b7c0e6e |
975 | if (optype != OP_BIT_AND) |
976 | dc = SvGROW(sv, leftlen+rightlen+1); |
977 | |
0c57e439 |
978 | switch (optype) { |
979 | case OP_BIT_AND: |
980 | while (lulen && rulen) { |
981 | luc = utf8_to_uv((U8*)lc, &ulen); |
982 | lc += ulen; |
983 | lulen -= ulen; |
984 | ruc = utf8_to_uv((U8*)rc, &ulen); |
985 | rc += ulen; |
986 | rulen -= ulen; |
987 | duc = luc & ruc; |
988 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
989 | } |
990 | dulen = dc - SvPVX(sv); |
991 | SvCUR_set(sv, dulen); |
992 | break; |
993 | case OP_BIT_XOR: |
994 | while (lulen && rulen) { |
995 | luc = utf8_to_uv((U8*)lc, &ulen); |
996 | lc += ulen; |
997 | lulen -= ulen; |
998 | ruc = utf8_to_uv((U8*)rc, &ulen); |
999 | rc += ulen; |
1000 | rulen -= ulen; |
1001 | duc = luc ^ ruc; |
1002 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
1003 | } |
1004 | goto mop_up_utf; |
1005 | case OP_BIT_OR: |
1006 | while (lulen && rulen) { |
1007 | luc = utf8_to_uv((U8*)lc, &ulen); |
1008 | lc += ulen; |
1009 | lulen -= ulen; |
1010 | ruc = utf8_to_uv((U8*)rc, &ulen); |
1011 | rc += ulen; |
1012 | rulen -= ulen; |
1013 | duc = luc | ruc; |
1014 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
1015 | } |
1016 | mop_up_utf: |
1017 | dulen = dc - SvPVX(sv); |
1018 | SvCUR_set(sv, dulen); |
1019 | if (rulen) |
1020 | sv_catpvn(sv, rc, rulen); |
1021 | else if (lulen) |
1022 | sv_catpvn(sv, lc, lulen); |
1023 | else |
1024 | *SvEND(sv) = '\0'; |
1025 | break; |
1026 | } |
1027 | SvUTF8_on(sv); |
1028 | goto finish; |
1029 | } |
1030 | else |
79072805 |
1031 | #ifdef LIBERAL |
1032 | if (len >= sizeof(long)*4 && |
1033 | !((long)dc % sizeof(long)) && |
1034 | !((long)lc % sizeof(long)) && |
1035 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
1036 | { |
1037 | I32 remainder = len % (sizeof(long)*4); |
1038 | len /= (sizeof(long)*4); |
1039 | |
1040 | dl = (long*)dc; |
1041 | ll = (long*)lc; |
1042 | rl = (long*)rc; |
1043 | |
1044 | switch (optype) { |
1045 | case OP_BIT_AND: |
1046 | while (len--) { |
1047 | *dl++ = *ll++ & *rl++; |
1048 | *dl++ = *ll++ & *rl++; |
1049 | *dl++ = *ll++ & *rl++; |
1050 | *dl++ = *ll++ & *rl++; |
1051 | } |
1052 | break; |
a0d0e21e |
1053 | case OP_BIT_XOR: |
79072805 |
1054 | while (len--) { |
1055 | *dl++ = *ll++ ^ *rl++; |
1056 | *dl++ = *ll++ ^ *rl++; |
1057 | *dl++ = *ll++ ^ *rl++; |
1058 | *dl++ = *ll++ ^ *rl++; |
1059 | } |
1060 | break; |
1061 | case OP_BIT_OR: |
1062 | while (len--) { |
1063 | *dl++ = *ll++ | *rl++; |
1064 | *dl++ = *ll++ | *rl++; |
1065 | *dl++ = *ll++ | *rl++; |
1066 | *dl++ = *ll++ | *rl++; |
1067 | } |
1068 | } |
1069 | |
1070 | dc = (char*)dl; |
1071 | lc = (char*)ll; |
1072 | rc = (char*)rl; |
1073 | |
1074 | len = remainder; |
1075 | } |
1076 | #endif |
a0d0e21e |
1077 | { |
a0d0e21e |
1078 | switch (optype) { |
1079 | case OP_BIT_AND: |
1080 | while (len--) |
1081 | *dc++ = *lc++ & *rc++; |
1082 | break; |
1083 | case OP_BIT_XOR: |
1084 | while (len--) |
1085 | *dc++ = *lc++ ^ *rc++; |
1086 | goto mop_up; |
1087 | case OP_BIT_OR: |
1088 | while (len--) |
1089 | *dc++ = *lc++ | *rc++; |
1090 | mop_up: |
1091 | len = lensave; |
1092 | if (rightlen > len) |
1093 | sv_catpvn(sv, rsave + len, rightlen - len); |
1094 | else if (leftlen > len) |
1095 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 |
1096 | else |
1097 | *SvEND(sv) = '\0'; |
a0d0e21e |
1098 | break; |
1099 | } |
79072805 |
1100 | } |
0c57e439 |
1101 | finish: |
fb73857a |
1102 | SvTAINT(sv); |
79072805 |
1103 | } |
463ee0b2 |
1104 | |
1105 | OP * |
cea2e8a9 |
1106 | Perl_do_kv(pTHX) |
463ee0b2 |
1107 | { |
4e35701f |
1108 | djSP; |
463ee0b2 |
1109 | HV *hv = (HV*)POPs; |
800e9ae0 |
1110 | HV *keys; |
463ee0b2 |
1111 | register HE *entry; |
463ee0b2 |
1112 | SV *tmpstr; |
54310121 |
1113 | I32 gimme = GIMME_V; |
533c011a |
1114 | I32 dokeys = (PL_op->op_type == OP_KEYS); |
1115 | I32 dovalues = (PL_op->op_type == OP_VALUES); |
c750a3ec |
1116 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
1117 | |
533c011a |
1118 | if (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV) |
a0d0e21e |
1119 | dokeys = dovalues = TRUE; |
463ee0b2 |
1120 | |
85581909 |
1121 | if (!hv) { |
533c011a |
1122 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1123 | dTARGET; /* make sure to clear its target here */ |
1124 | if (SvTYPE(TARG) == SVt_PVLV) |
1125 | LvTARG(TARG) = Nullsv; |
1126 | PUSHs(TARG); |
1127 | } |
463ee0b2 |
1128 | RETURN; |
85581909 |
1129 | } |
748a9306 |
1130 | |
800e9ae0 |
1131 | keys = realhv ? hv : avhv_keys((AV*)hv); |
1132 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
748a9306 |
1133 | |
54310121 |
1134 | if (gimme == G_VOID) |
aa689395 |
1135 | RETURN; |
1136 | |
54310121 |
1137 | if (gimme == G_SCALAR) { |
6ee623d5 |
1138 | IV i; |
463ee0b2 |
1139 | dTARGET; |
1140 | |
533c011a |
1141 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1142 | if (SvTYPE(TARG) < SVt_PVLV) { |
1143 | sv_upgrade(TARG, SVt_PVLV); |
1144 | sv_magic(TARG, Nullsv, 'k', Nullch, 0); |
1145 | } |
1146 | LvTYPE(TARG) = 'k'; |
800e9ae0 |
1147 | if (LvTARG(TARG) != (SV*)keys) { |
6ff81951 |
1148 | if (LvTARG(TARG)) |
1149 | SvREFCNT_dec(LvTARG(TARG)); |
800e9ae0 |
1150 | LvTARG(TARG) = SvREFCNT_inc(keys); |
6ff81951 |
1151 | } |
85581909 |
1152 | PUSHs(TARG); |
1153 | RETURN; |
1154 | } |
1155 | |
33c27489 |
1156 | if (! SvTIED_mg((SV*)keys, 'P')) |
800e9ae0 |
1157 | i = HvKEYS(keys); |
463ee0b2 |
1158 | else { |
1159 | i = 0; |
463ee0b2 |
1160 | /*SUPPRESS 560*/ |
800e9ae0 |
1161 | while (hv_iternext(keys)) i++; |
463ee0b2 |
1162 | } |
1163 | PUSHi( i ); |
1164 | RETURN; |
1165 | } |
1166 | |
8ed4b672 |
1167 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
463ee0b2 |
1168 | |
463ee0b2 |
1169 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
155aba94 |
1170 | while ((entry = hv_iternext(keys))) { |
463ee0b2 |
1171 | SPAGAIN; |
8c2cee6f |
1172 | if (dokeys) |
1173 | XPUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
463ee0b2 |
1174 | if (dovalues) { |
463ee0b2 |
1175 | PUTBACK; |
b6429b1b |
1176 | tmpstr = realhv ? |
1177 | hv_iterval(hv,entry) : avhv_iterval((AV*)hv,entry); |
cea2e8a9 |
1178 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
46fc3d4c |
1179 | (unsigned long)HeHASH(entry), |
800e9ae0 |
1180 | HvMAX(keys)+1, |
1181 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
463ee0b2 |
1182 | SPAGAIN; |
46fc3d4c |
1183 | XPUSHs(tmpstr); |
463ee0b2 |
1184 | } |
1185 | PUTBACK; |
1186 | } |
1187 | return NORMAL; |
1188 | } |
4e35701f |
1189 | |