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 |
ba150778 |
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; |
ba150778 |
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) { |
ba150778 |
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++; |
ba150778 |
52 | } |
4757a243 |
53 | } |
54 | SvSETMAGIC(sv); |
55 | |
56 | return matches; |
57 | } |
58 | |
942e002e |
59 | STATIC I32 |
ba150778 |
60 | S_do_trans_count(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
61 | { |
62 | dTHR; |
63 | U8 *s; |
64 | U8 *send; |
65 | I32 matches = 0; |
ba150778 |
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) { |
ba150778 |
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 |
ba150778 |
91 | S_do_trans_complex(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
92 | { |
93 | dTHR; |
94 | U8 *s; |
95 | U8 *send; |
96 | U8 *d; |
ba150778 |
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) { |
ba150778 |
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) { |
ba150778 |
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 |
ba150778 |
157 | S_do_trans_simple_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
158 | { |
159 | dTHR; |
160 | U8 *s; |
161 | U8 *send; |
162 | U8 *d; |
ba150778 |
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; |
ba150778 |
175 | I32 isutf; |
176 | I32 howmany; |
4757a243 |
177 | |
ba150778 |
178 | isutf = SvUTF8(sv); |
4757a243 |
179 | s = (U8*)SvPV(sv, len); |
180 | send = s + len; |
ba150778 |
181 | start = s; |
4757a243 |
182 | |
183 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
184 | if (svp) |
185 | final = SvUV(*svp); |
186 | |
ba150778 |
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++; |
ba150778 |
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; |
ba150778 |
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) { |
ba150778 |
222 | int i; |
223 | i = UTF8SKIP(s); |
224 | s += i; |
4757a243 |
225 | matches++; |
ba150778 |
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'; |
ba150778 |
241 | SvPV_set(sv, dstart); |
242 | SvCUR_set(sv, d - dstart); |
4757a243 |
243 | SvSETMAGIC(sv); |
ba150778 |
244 | if (isutf) |
245 | SvUTF8_on(sv); |
4757a243 |
246 | |
247 | return matches; |
248 | } |
249 | |
942e002e |
250 | STATIC I32 |
ba150778 |
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); |
ba150778 |
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 |
ba150778 |
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; |
ba150778 |
469 | I32 hasutf = (PL_op->op_private & |
470 | (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)); |
4757a243 |
471 | |
ba150778 |
472 | PL_op->op_private &= ~hasutf; |
4757a243 |
473 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
cea2e8a9 |
474 | Perl_croak(aTHX_ PL_no_modify); |
4757a243 |
475 | |
476 | (void)SvPV(sv, len); |
477 | if (!len) |
478 | return 0; |
479 | if (!SvPOKp(sv)) |
480 | (void)SvPV_force(sv, len); |
2de7b02f |
481 | if (!(PL_op->op_private & OPpTRANS_IDENTICAL)) |
482 | (void)SvPOK_only_UTF8(sv); |
4757a243 |
483 | |
cea2e8a9 |
484 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
4757a243 |
485 | |
486 | switch (PL_op->op_private & 63) { |
487 | case 0: |
ba150778 |
488 | if (hasutf) |
489 | return do_trans_simple_utf8(sv); |
84393cd9 |
490 | else |
ba150778 |
491 | return do_trans_simple(sv); |
4757a243 |
492 | |
493 | case OPpTRANS_IDENTICAL: |
ba150778 |
494 | if (hasutf) |
495 | return do_trans_count_utf8(sv); |
84393cd9 |
496 | else |
ba150778 |
497 | return do_trans_count(sv); |
4757a243 |
498 | |
499 | default: |
ba150778 |
500 | if (hasutf) |
501 | return do_trans_complex_utf8(sv); |
4757a243 |
502 | else |
ba150778 |
503 | return do_trans_complex(sv); |
79072805 |
504 | } |
79072805 |
505 | } |
506 | |
507 | void |
864dbfa3 |
508 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
79072805 |
509 | { |
510 | SV **oldmark = mark; |
511 | register I32 items = sp - mark; |
79072805 |
512 | register STRLEN len; |
463ee0b2 |
513 | STRLEN delimlen; |
514 | register char *delim = SvPV(del, delimlen); |
515 | STRLEN tmplen; |
79072805 |
516 | |
517 | mark++; |
518 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
07f14f54 |
519 | (void)SvUPGRADE(sv, SVt_PV); |
79072805 |
520 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
521 | while (items-- > 0) { |
48c036b1 |
522 | if (*mark && !SvGMAGICAL(*mark) && SvOK(*mark)) { |
463ee0b2 |
523 | SvPV(*mark, tmplen); |
524 | len += tmplen; |
79072805 |
525 | } |
526 | mark++; |
527 | } |
528 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
529 | |
530 | mark = oldmark; |
db7c17d7 |
531 | items = sp - mark; |
79072805 |
532 | ++mark; |
533 | } |
534 | |
463ee0b2 |
535 | if (items-- > 0) { |
8990e307 |
536 | char *s; |
537 | |
92d29cee |
538 | sv_setpv(sv, ""); |
539 | if (*mark) |
540 | sv_catsv(sv, *mark); |
463ee0b2 |
541 | mark++; |
542 | } |
79072805 |
543 | else |
544 | sv_setpv(sv,""); |
545 | len = delimlen; |
546 | if (len) { |
547 | for (; items > 0; items--,mark++) { |
548 | sv_catpvn(sv,delim,len); |
549 | sv_catsv(sv,*mark); |
550 | } |
551 | } |
552 | else { |
553 | for (; items > 0; items--,mark++) |
554 | sv_catsv(sv,*mark); |
555 | } |
556 | SvSETMAGIC(sv); |
557 | } |
558 | |
559 | void |
864dbfa3 |
560 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
79072805 |
561 | { |
46fc3d4c |
562 | STRLEN patlen; |
563 | char *pat = SvPV(*sarg, patlen); |
564 | bool do_taint = FALSE; |
565 | |
566 | sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint); |
79072805 |
567 | SvSETMAGIC(sv); |
46fc3d4c |
568 | if (do_taint) |
569 | SvTAINTED_on(sv); |
79072805 |
570 | } |
571 | |
4ebbc975 |
572 | /* XXX SvUTF8 support missing! */ |
81e118e0 |
573 | UV |
574 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) |
575 | { |
576 | STRLEN srclen, len; |
577 | unsigned char *s = (unsigned char *) SvPV(sv, srclen); |
578 | UV retnum = 0; |
579 | |
a50d7633 |
580 | if (offset < 0) |
81e118e0 |
581 | return retnum; |
a50d7633 |
582 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
583 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
81e118e0 |
584 | offset *= size; /* turn into bit offset */ |
585 | len = (offset + size + 7) / 8; /* required number of bytes */ |
586 | if (len > srclen) { |
587 | if (size <= 8) |
588 | retnum = 0; |
589 | else { |
590 | offset >>= 3; /* turn into byte offset */ |
591 | if (size == 16) { |
592 | if (offset >= srclen) |
593 | retnum = 0; |
594 | else |
628e1a40 |
595 | retnum = (UV) s[offset] << 8; |
81e118e0 |
596 | } |
597 | else if (size == 32) { |
598 | if (offset >= srclen) |
599 | retnum = 0; |
600 | else if (offset + 1 >= srclen) |
601 | retnum = |
602 | ((UV) s[offset ] << 24); |
603 | else if (offset + 2 >= srclen) |
604 | retnum = |
605 | ((UV) s[offset ] << 24) + |
606 | ((UV) s[offset + 1] << 16); |
607 | else |
608 | retnum = |
609 | ((UV) s[offset ] << 24) + |
610 | ((UV) s[offset + 1] << 16) + |
611 | ( s[offset + 2] << 8); |
612 | } |
d7d93a81 |
613 | #ifdef UV_IS_QUAD |
c5a0f51a |
614 | else if (size == 64) { |
615 | dTHR; |
616 | if (ckWARN(WARN_PORTABLE)) |
617 | Perl_warner(aTHX_ WARN_PORTABLE, |
618 | "Bit vector size > 32 non-portable"); |
619 | if (offset >= srclen) |
620 | retnum = 0; |
621 | else if (offset + 1 >= srclen) |
622 | retnum = |
623 | (UV) s[offset ] << 56; |
624 | else if (offset + 2 >= srclen) |
625 | retnum = |
626 | ((UV) s[offset ] << 56) + |
627 | ((UV) s[offset + 1] << 48); |
628 | else if (offset + 3 >= srclen) |
629 | retnum = |
630 | ((UV) s[offset ] << 56) + |
631 | ((UV) s[offset + 1] << 48) + |
632 | ((UV) s[offset + 2] << 40); |
633 | else if (offset + 4 >= srclen) |
634 | retnum = |
635 | ((UV) s[offset ] << 56) + |
636 | ((UV) s[offset + 1] << 48) + |
637 | ((UV) s[offset + 2] << 40) + |
638 | ((UV) s[offset + 3] << 32); |
639 | else if (offset + 5 >= srclen) |
640 | retnum = |
641 | ((UV) s[offset ] << 56) + |
642 | ((UV) s[offset + 1] << 48) + |
643 | ((UV) s[offset + 2] << 40) + |
644 | ((UV) s[offset + 3] << 32) + |
645 | ( s[offset + 4] << 24); |
646 | else if (offset + 6 >= srclen) |
647 | retnum = |
648 | ((UV) s[offset ] << 56) + |
649 | ((UV) s[offset + 1] << 48) + |
650 | ((UV) s[offset + 2] << 40) + |
651 | ((UV) s[offset + 3] << 32) + |
652 | ((UV) s[offset + 4] << 24) + |
653 | ((UV) s[offset + 5] << 16); |
654 | else |
655 | retnum = |
656 | ((UV) s[offset ] << 56) + |
657 | ((UV) s[offset + 1] << 48) + |
658 | ((UV) s[offset + 2] << 40) + |
659 | ((UV) s[offset + 3] << 32) + |
660 | ((UV) s[offset + 4] << 24) + |
661 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
662 | ( s[offset + 6] << 8); |
c5a0f51a |
663 | } |
664 | #endif |
81e118e0 |
665 | } |
666 | } |
667 | else if (size < 8) |
668 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
669 | else { |
670 | offset >>= 3; /* turn into byte offset */ |
671 | if (size == 8) |
672 | retnum = s[offset]; |
673 | else if (size == 16) |
674 | retnum = |
628e1a40 |
675 | ((UV) s[offset] << 8) + |
81e118e0 |
676 | s[offset + 1]; |
677 | else if (size == 32) |
678 | retnum = |
679 | ((UV) s[offset ] << 24) + |
680 | ((UV) s[offset + 1] << 16) + |
681 | ( s[offset + 2] << 8) + |
682 | s[offset + 3]; |
d7d93a81 |
683 | #ifdef UV_IS_QUAD |
c5a0f51a |
684 | else if (size == 64) { |
685 | dTHR; |
686 | if (ckWARN(WARN_PORTABLE)) |
687 | Perl_warner(aTHX_ WARN_PORTABLE, |
688 | "Bit vector size > 32 non-portable"); |
689 | retnum = |
690 | ((UV) s[offset ] << 56) + |
691 | ((UV) s[offset + 1] << 48) + |
692 | ((UV) s[offset + 2] << 40) + |
693 | ((UV) s[offset + 3] << 32) + |
694 | ((UV) s[offset + 4] << 24) + |
695 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
696 | ( s[offset + 6] << 8) + |
c5a0f51a |
697 | s[offset + 7]; |
698 | } |
699 | #endif |
81e118e0 |
700 | } |
701 | |
702 | return retnum; |
703 | } |
704 | |
4ebbc975 |
705 | /* XXX SvUTF8 support missing! */ |
79072805 |
706 | void |
864dbfa3 |
707 | Perl_do_vecset(pTHX_ SV *sv) |
79072805 |
708 | { |
709 | SV *targ = LvTARG(sv); |
710 | register I32 offset; |
711 | register I32 size; |
8990e307 |
712 | register unsigned char *s; |
81e118e0 |
713 | register UV lval; |
79072805 |
714 | I32 mask; |
a0d0e21e |
715 | STRLEN targlen; |
716 | STRLEN len; |
79072805 |
717 | |
8990e307 |
718 | if (!targ) |
719 | return; |
a0d0e21e |
720 | s = (unsigned char*)SvPV_force(targ, targlen); |
4ebbc975 |
721 | (void)SvPOK_only(targ); |
81e118e0 |
722 | lval = SvUV(sv); |
79072805 |
723 | offset = LvTARGOFF(sv); |
724 | size = LvTARGLEN(sv); |
a50d7633 |
725 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
726 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
a0d0e21e |
727 | |
81e118e0 |
728 | offset *= size; /* turn into bit offset */ |
729 | len = (offset + size + 7) / 8; /* required number of bytes */ |
a0d0e21e |
730 | if (len > targlen) { |
731 | s = (unsigned char*)SvGROW(targ, len + 1); |
12ae5dfc |
732 | (void)memzero((char *)(s + targlen), len - targlen + 1); |
a0d0e21e |
733 | SvCUR_set(targ, len); |
734 | } |
735 | |
79072805 |
736 | if (size < 8) { |
737 | mask = (1 << size) - 1; |
738 | size = offset & 7; |
739 | lval &= mask; |
81e118e0 |
740 | offset >>= 3; /* turn into byte offset */ |
79072805 |
741 | s[offset] &= ~(mask << size); |
742 | s[offset] |= lval << size; |
743 | } |
744 | else { |
81e118e0 |
745 | offset >>= 3; /* turn into byte offset */ |
79072805 |
746 | if (size == 8) |
c5a0f51a |
747 | s[offset ] = lval & 0xff; |
79072805 |
748 | else if (size == 16) { |
c5a0f51a |
749 | s[offset ] = (lval >> 8) & 0xff; |
750 | s[offset+1] = lval & 0xff; |
79072805 |
751 | } |
752 | else if (size == 32) { |
c5a0f51a |
753 | s[offset ] = (lval >> 24) & 0xff; |
754 | s[offset+1] = (lval >> 16) & 0xff; |
755 | s[offset+2] = (lval >> 8) & 0xff; |
756 | s[offset+3] = lval & 0xff; |
757 | } |
d7d93a81 |
758 | #ifdef UV_IS_QUAD |
c5a0f51a |
759 | else if (size == 64) { |
760 | dTHR; |
761 | if (ckWARN(WARN_PORTABLE)) |
762 | Perl_warner(aTHX_ WARN_PORTABLE, |
763 | "Bit vector size > 32 non-portable"); |
764 | s[offset ] = (lval >> 56) & 0xff; |
765 | s[offset+1] = (lval >> 48) & 0xff; |
766 | s[offset+2] = (lval >> 40) & 0xff; |
767 | s[offset+3] = (lval >> 32) & 0xff; |
768 | s[offset+4] = (lval >> 24) & 0xff; |
769 | s[offset+5] = (lval >> 16) & 0xff; |
770 | s[offset+6] = (lval >> 8) & 0xff; |
771 | s[offset+7] = lval & 0xff; |
79072805 |
772 | } |
dc1e3f56 |
773 | #endif |
79072805 |
774 | } |
7bb043c3 |
775 | SvSETMAGIC(targ); |
79072805 |
776 | } |
777 | |
778 | void |
864dbfa3 |
779 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
79072805 |
780 | { |
463ee0b2 |
781 | STRLEN len; |
a0d0e21e |
782 | char *s; |
c485e607 |
783 | dTHR; |
a0d0e21e |
784 | |
79072805 |
785 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e |
786 | register I32 i; |
787 | I32 max; |
788 | AV* av = (AV*)sv; |
789 | max = AvFILL(av); |
790 | for (i = 0; i <= max; i++) { |
791 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
792 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
793 | do_chop(astr, sv); |
794 | } |
795 | return; |
79072805 |
796 | } |
aa854799 |
797 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
798 | HV* hv = (HV*)sv; |
799 | HE* entry; |
800 | (void)hv_iterinit(hv); |
801 | /*SUPPRESS 560*/ |
155aba94 |
802 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
803 | do_chop(astr,hv_iterval(hv,entry)); |
804 | return; |
79072805 |
805 | } |
aa854799 |
806 | else if (SvREADONLY(sv)) |
cea2e8a9 |
807 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
808 | s = SvPV(sv, len); |
748a9306 |
809 | if (len && !SvPOK(sv)) |
a0d0e21e |
810 | s = SvPV_force(sv, len); |
7e2040f0 |
811 | if (DO_UTF8(sv)) { |
a0ed51b3 |
812 | if (s && len) { |
813 | char *send = s + len; |
814 | char *start = s; |
815 | s = send - 1; |
816 | while ((*s & 0xc0) == 0x80) |
817 | --s; |
0453d815 |
818 | if (UTF8SKIP(s) != send - s && ckWARN_d(WARN_UTF8)) |
819 | Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character"); |
a0ed51b3 |
820 | sv_setpvn(astr, s, send - s); |
821 | *s = '\0'; |
822 | SvCUR_set(sv, s - start); |
823 | SvNIOK_off(sv); |
7e2040f0 |
824 | SvUTF8_on(astr); |
a0ed51b3 |
825 | } |
826 | else |
827 | sv_setpvn(astr, "", 0); |
828 | } |
7e2040f0 |
829 | else if (s && len) { |
a0d0e21e |
830 | s += --len; |
831 | sv_setpvn(astr, s, 1); |
832 | *s = '\0'; |
833 | SvCUR_set(sv, len); |
2c19a612 |
834 | SvUTF8_off(sv); |
a0d0e21e |
835 | SvNIOK_off(sv); |
79072805 |
836 | } |
837 | else |
a0d0e21e |
838 | sv_setpvn(astr, "", 0); |
839 | SvSETMAGIC(sv); |
7e2040f0 |
840 | } |
a0d0e21e |
841 | |
842 | I32 |
864dbfa3 |
843 | Perl_do_chomp(pTHX_ register SV *sv) |
a0d0e21e |
844 | { |
aeea060c |
845 | dTHR; |
c07a80fd |
846 | register I32 count; |
a0d0e21e |
847 | STRLEN len; |
848 | char *s; |
c07a80fd |
849 | |
3280af22 |
850 | if (RsSNARF(PL_rs)) |
c07a80fd |
851 | return 0; |
4c5a6083 |
852 | if (RsRECORD(PL_rs)) |
853 | return 0; |
c07a80fd |
854 | count = 0; |
a0d0e21e |
855 | if (SvTYPE(sv) == SVt_PVAV) { |
856 | register I32 i; |
857 | I32 max; |
858 | AV* av = (AV*)sv; |
859 | max = AvFILL(av); |
860 | for (i = 0; i <= max; i++) { |
861 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
862 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
863 | count += do_chomp(sv); |
864 | } |
865 | return count; |
866 | } |
aa854799 |
867 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
868 | HV* hv = (HV*)sv; |
869 | HE* entry; |
870 | (void)hv_iterinit(hv); |
871 | /*SUPPRESS 560*/ |
155aba94 |
872 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
873 | count += do_chomp(hv_iterval(hv,entry)); |
874 | return count; |
875 | } |
aa854799 |
876 | else if (SvREADONLY(sv)) |
cea2e8a9 |
877 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
878 | s = SvPV(sv, len); |
879 | if (len && !SvPOKp(sv)) |
880 | s = SvPV_force(sv, len); |
881 | if (s && len) { |
882 | s += --len; |
3280af22 |
883 | if (RsPARA(PL_rs)) { |
a0d0e21e |
884 | if (*s != '\n') |
885 | goto nope; |
886 | ++count; |
887 | while (len && s[-1] == '\n') { |
888 | --len; |
889 | --s; |
890 | ++count; |
891 | } |
892 | } |
a0d0e21e |
893 | else { |
c07a80fd |
894 | STRLEN rslen; |
3280af22 |
895 | char *rsptr = SvPV(PL_rs, rslen); |
c07a80fd |
896 | if (rslen == 1) { |
897 | if (*s != *rsptr) |
898 | goto nope; |
899 | ++count; |
900 | } |
901 | else { |
8c2cee6f |
902 | if (len < rslen - 1) |
c07a80fd |
903 | goto nope; |
904 | len -= rslen - 1; |
905 | s -= rslen - 1; |
36477c24 |
906 | if (memNE(s, rsptr, rslen)) |
c07a80fd |
907 | goto nope; |
908 | count += rslen; |
909 | } |
a0d0e21e |
910 | } |
a0d0e21e |
911 | *s = '\0'; |
912 | SvCUR_set(sv, len); |
913 | SvNIOK_off(sv); |
914 | } |
915 | nope: |
916 | SvSETMAGIC(sv); |
917 | return count; |
918 | } |
79072805 |
919 | |
920 | void |
864dbfa3 |
921 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
79072805 |
922 | { |
aeea060c |
923 | dTHR; /* just for taint */ |
79072805 |
924 | #ifdef LIBERAL |
925 | register long *dl; |
926 | register long *ll; |
927 | register long *rl; |
928 | #endif |
929 | register char *dc; |
463ee0b2 |
930 | STRLEN leftlen; |
931 | STRLEN rightlen; |
7a4c00b4 |
932 | register char *lc; |
933 | register char *rc; |
79072805 |
934 | register I32 len; |
a0d0e21e |
935 | I32 lensave; |
7a4c00b4 |
936 | char *lsave; |
937 | char *rsave; |
0c57e439 |
938 | bool left_utf = DO_UTF8(left); |
939 | bool right_utf = DO_UTF8(right); |
940 | |
941 | if (left_utf && !right_utf) |
942 | sv_utf8_upgrade(right); |
943 | if (!left_utf && right_utf) |
944 | sv_utf8_upgrade(left); |
79072805 |
945 | |
1fbd88dc |
946 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
947 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ |
7a4c00b4 |
948 | lsave = lc = SvPV(left, leftlen); |
949 | rsave = rc = SvPV(right, rightlen); |
93a17b20 |
950 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e |
951 | lensave = len; |
7a4c00b4 |
952 | if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { |
2d8e6c8d |
953 | STRLEN n_a; |
954 | dc = SvPV_force(sv, n_a); |
ff68c719 |
955 | if (SvCUR(sv) < len) { |
956 | dc = SvGROW(sv, len + 1); |
957 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
958 | } |
959 | } |
960 | else { |
961 | I32 needlen = ((optype == OP_BIT_AND) |
962 | ? len : (leftlen > rightlen ? leftlen : rightlen)); |
963 | Newz(801, dc, needlen + 1, char); |
964 | (void)sv_usepvn(sv, dc, needlen); |
965 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
79072805 |
966 | } |
a0d0e21e |
967 | SvCUR_set(sv, len); |
968 | (void)SvPOK_only(sv); |
0c57e439 |
969 | if (left_utf || right_utf) { |
970 | UV duc, luc, ruc; |
971 | STRLEN lulen = leftlen; |
972 | STRLEN rulen = rightlen; |
973 | STRLEN dulen = 0; |
974 | I32 ulen; |
975 | |
6b7c0e6e |
976 | if (optype != OP_BIT_AND) |
977 | dc = SvGROW(sv, leftlen+rightlen+1); |
978 | |
0c57e439 |
979 | switch (optype) { |
980 | case OP_BIT_AND: |
981 | while (lulen && rulen) { |
982 | luc = utf8_to_uv((U8*)lc, &ulen); |
983 | lc += ulen; |
984 | lulen -= ulen; |
985 | ruc = utf8_to_uv((U8*)rc, &ulen); |
986 | rc += ulen; |
987 | rulen -= ulen; |
988 | duc = luc & ruc; |
989 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
990 | } |
991 | dulen = dc - SvPVX(sv); |
992 | SvCUR_set(sv, dulen); |
993 | break; |
994 | case OP_BIT_XOR: |
995 | while (lulen && rulen) { |
996 | luc = utf8_to_uv((U8*)lc, &ulen); |
997 | lc += ulen; |
998 | lulen -= ulen; |
999 | ruc = utf8_to_uv((U8*)rc, &ulen); |
1000 | rc += ulen; |
1001 | rulen -= ulen; |
1002 | duc = luc ^ ruc; |
1003 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
1004 | } |
1005 | goto mop_up_utf; |
1006 | case OP_BIT_OR: |
1007 | while (lulen && rulen) { |
1008 | luc = utf8_to_uv((U8*)lc, &ulen); |
1009 | lc += ulen; |
1010 | lulen -= ulen; |
1011 | ruc = utf8_to_uv((U8*)rc, &ulen); |
1012 | rc += ulen; |
1013 | rulen -= ulen; |
1014 | duc = luc | ruc; |
1015 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
1016 | } |
1017 | mop_up_utf: |
1018 | dulen = dc - SvPVX(sv); |
1019 | SvCUR_set(sv, dulen); |
1020 | if (rulen) |
1021 | sv_catpvn(sv, rc, rulen); |
1022 | else if (lulen) |
1023 | sv_catpvn(sv, lc, lulen); |
1024 | else |
1025 | *SvEND(sv) = '\0'; |
1026 | break; |
1027 | } |
1028 | SvUTF8_on(sv); |
1029 | goto finish; |
1030 | } |
1031 | else |
79072805 |
1032 | #ifdef LIBERAL |
1033 | if (len >= sizeof(long)*4 && |
1034 | !((long)dc % sizeof(long)) && |
1035 | !((long)lc % sizeof(long)) && |
1036 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
1037 | { |
1038 | I32 remainder = len % (sizeof(long)*4); |
1039 | len /= (sizeof(long)*4); |
1040 | |
1041 | dl = (long*)dc; |
1042 | ll = (long*)lc; |
1043 | rl = (long*)rc; |
1044 | |
1045 | switch (optype) { |
1046 | case OP_BIT_AND: |
1047 | while (len--) { |
1048 | *dl++ = *ll++ & *rl++; |
1049 | *dl++ = *ll++ & *rl++; |
1050 | *dl++ = *ll++ & *rl++; |
1051 | *dl++ = *ll++ & *rl++; |
1052 | } |
1053 | break; |
a0d0e21e |
1054 | case OP_BIT_XOR: |
79072805 |
1055 | while (len--) { |
1056 | *dl++ = *ll++ ^ *rl++; |
1057 | *dl++ = *ll++ ^ *rl++; |
1058 | *dl++ = *ll++ ^ *rl++; |
1059 | *dl++ = *ll++ ^ *rl++; |
1060 | } |
1061 | break; |
1062 | case OP_BIT_OR: |
1063 | while (len--) { |
1064 | *dl++ = *ll++ | *rl++; |
1065 | *dl++ = *ll++ | *rl++; |
1066 | *dl++ = *ll++ | *rl++; |
1067 | *dl++ = *ll++ | *rl++; |
1068 | } |
1069 | } |
1070 | |
1071 | dc = (char*)dl; |
1072 | lc = (char*)ll; |
1073 | rc = (char*)rl; |
1074 | |
1075 | len = remainder; |
1076 | } |
1077 | #endif |
a0d0e21e |
1078 | { |
a0d0e21e |
1079 | switch (optype) { |
1080 | case OP_BIT_AND: |
1081 | while (len--) |
1082 | *dc++ = *lc++ & *rc++; |
1083 | break; |
1084 | case OP_BIT_XOR: |
1085 | while (len--) |
1086 | *dc++ = *lc++ ^ *rc++; |
1087 | goto mop_up; |
1088 | case OP_BIT_OR: |
1089 | while (len--) |
1090 | *dc++ = *lc++ | *rc++; |
1091 | mop_up: |
1092 | len = lensave; |
1093 | if (rightlen > len) |
1094 | sv_catpvn(sv, rsave + len, rightlen - len); |
1095 | else if (leftlen > len) |
1096 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 |
1097 | else |
1098 | *SvEND(sv) = '\0'; |
a0d0e21e |
1099 | break; |
1100 | } |
79072805 |
1101 | } |
0c57e439 |
1102 | finish: |
fb73857a |
1103 | SvTAINT(sv); |
79072805 |
1104 | } |
463ee0b2 |
1105 | |
1106 | OP * |
cea2e8a9 |
1107 | Perl_do_kv(pTHX) |
463ee0b2 |
1108 | { |
4e35701f |
1109 | djSP; |
463ee0b2 |
1110 | HV *hv = (HV*)POPs; |
800e9ae0 |
1111 | HV *keys; |
463ee0b2 |
1112 | register HE *entry; |
463ee0b2 |
1113 | SV *tmpstr; |
54310121 |
1114 | I32 gimme = GIMME_V; |
533c011a |
1115 | I32 dokeys = (PL_op->op_type == OP_KEYS); |
1116 | I32 dovalues = (PL_op->op_type == OP_VALUES); |
c750a3ec |
1117 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
1118 | |
533c011a |
1119 | if (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV) |
a0d0e21e |
1120 | dokeys = dovalues = TRUE; |
463ee0b2 |
1121 | |
85581909 |
1122 | if (!hv) { |
533c011a |
1123 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1124 | dTARGET; /* make sure to clear its target here */ |
1125 | if (SvTYPE(TARG) == SVt_PVLV) |
1126 | LvTARG(TARG) = Nullsv; |
1127 | PUSHs(TARG); |
1128 | } |
463ee0b2 |
1129 | RETURN; |
85581909 |
1130 | } |
748a9306 |
1131 | |
800e9ae0 |
1132 | keys = realhv ? hv : avhv_keys((AV*)hv); |
1133 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
748a9306 |
1134 | |
54310121 |
1135 | if (gimme == G_VOID) |
aa689395 |
1136 | RETURN; |
1137 | |
54310121 |
1138 | if (gimme == G_SCALAR) { |
6ee623d5 |
1139 | IV i; |
463ee0b2 |
1140 | dTARGET; |
1141 | |
533c011a |
1142 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1143 | if (SvTYPE(TARG) < SVt_PVLV) { |
1144 | sv_upgrade(TARG, SVt_PVLV); |
1145 | sv_magic(TARG, Nullsv, 'k', Nullch, 0); |
1146 | } |
1147 | LvTYPE(TARG) = 'k'; |
800e9ae0 |
1148 | if (LvTARG(TARG) != (SV*)keys) { |
6ff81951 |
1149 | if (LvTARG(TARG)) |
1150 | SvREFCNT_dec(LvTARG(TARG)); |
800e9ae0 |
1151 | LvTARG(TARG) = SvREFCNT_inc(keys); |
6ff81951 |
1152 | } |
85581909 |
1153 | PUSHs(TARG); |
1154 | RETURN; |
1155 | } |
1156 | |
33c27489 |
1157 | if (! SvTIED_mg((SV*)keys, 'P')) |
800e9ae0 |
1158 | i = HvKEYS(keys); |
463ee0b2 |
1159 | else { |
1160 | i = 0; |
463ee0b2 |
1161 | /*SUPPRESS 560*/ |
800e9ae0 |
1162 | while (hv_iternext(keys)) i++; |
463ee0b2 |
1163 | } |
1164 | PUSHi( i ); |
1165 | RETURN; |
1166 | } |
1167 | |
8ed4b672 |
1168 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
463ee0b2 |
1169 | |
463ee0b2 |
1170 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
155aba94 |
1171 | while ((entry = hv_iternext(keys))) { |
463ee0b2 |
1172 | SPAGAIN; |
8c2cee6f |
1173 | if (dokeys) |
1174 | XPUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
463ee0b2 |
1175 | if (dovalues) { |
463ee0b2 |
1176 | PUTBACK; |
b6429b1b |
1177 | tmpstr = realhv ? |
1178 | hv_iterval(hv,entry) : avhv_iterval((AV*)hv,entry); |
cea2e8a9 |
1179 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
46fc3d4c |
1180 | (unsigned long)HeHASH(entry), |
800e9ae0 |
1181 | HvMAX(keys)+1, |
1182 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
463ee0b2 |
1183 | SPAGAIN; |
46fc3d4c |
1184 | XPUSHs(tmpstr); |
463ee0b2 |
1185 | } |
1186 | PUTBACK; |
1187 | } |
1188 | return NORMAL; |
1189 | } |
4e35701f |
1190 | |