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 | |
b250498f |
24 | |
25 | #define HALF_UPGRADE(start,end) { \ |
4755096e |
26 | U8* newstr; \ |
b250498f |
27 | STRLEN len; \ |
28 | len = end-start; \ |
4755096e |
29 | newstr = bytes_to_utf8(start, &len); \ |
30 | Copy(newstr,start,len,U8*); \ |
b250498f |
31 | end = start + len; \ |
32 | } |
33 | |
34 | |
942e002e |
35 | STATIC I32 |
b250498f |
36 | S_do_trans_simple(pTHX_ SV *sv) |
79072805 |
37 | { |
11343788 |
38 | dTHR; |
4757a243 |
39 | U8 *s; |
b250498f |
40 | U8 *d; |
4757a243 |
41 | U8 *send; |
b250498f |
42 | U8 *dstart; |
4757a243 |
43 | I32 matches = 0; |
b250498f |
44 | I32 sutf = SvUTF8(sv); |
463ee0b2 |
45 | STRLEN len; |
4757a243 |
46 | short *tbl; |
47 | I32 ch; |
79072805 |
48 | |
4757a243 |
49 | tbl = (short*)cPVOP->op_pv; |
50 | if (!tbl) |
cea2e8a9 |
51 | Perl_croak(aTHX_ "panic: do_trans"); |
a0ed51b3 |
52 | |
4757a243 |
53 | s = (U8*)SvPV(sv, len); |
54 | send = s + len; |
55 | |
b250498f |
56 | /* First, take care of non-UTF8 input strings, because they're easy */ |
57 | if (!sutf) { |
4757a243 |
58 | while (s < send) { |
036b4402 |
59 | if ((ch = tbl[*s]) >= 0) { |
60 | matches++; |
b250498f |
61 | *s++ = ch; |
62 | } else |
4757a243 |
63 | s++; |
036b4402 |
64 | } |
4757a243 |
65 | SvSETMAGIC(sv); |
b250498f |
66 | return matches; |
67 | } |
4757a243 |
68 | |
b250498f |
69 | /* Allow for expansion: $_="a".chr(400); tr/a/\xFE/, FE needs encoding */ |
70 | Newz(0, d, len*2+1, U8); |
71 | dstart = d; |
72 | while (s < send) { |
73 | I32 ulen; |
74 | short c; |
75 | |
76 | ulen = 1; |
77 | /* Need to check this, otherwise 128..255 won't match */ |
78 | c = utf8_to_uv(s, &ulen); |
79 | if (c < 0x100 && (ch = tbl[(short)c]) >= 0) { |
80 | matches++; |
81 | if (ch < 0x80) |
82 | *d++ = ch; |
83 | else |
84 | d = uv_to_utf8(d,ch); |
85 | s += ulen; |
86 | } else { /* No match -> copy */ |
87 | while (ulen--) |
88 | *d++ = *s++; |
89 | } |
90 | } |
91 | *d='\0'; |
be3174d2 |
92 | sv_setpvn(sv, (const char*)dstart, d - dstart); |
b250498f |
93 | SvUTF8_on(sv); |
94 | SvLEN_set(sv, 2*len+1); |
95 | SvSETMAGIC(sv); |
4757a243 |
96 | return matches; |
97 | } |
98 | |
942e002e |
99 | STATIC I32 |
036b4402 |
100 | S_do_trans_count(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
101 | { |
102 | dTHR; |
103 | U8 *s; |
104 | U8 *send; |
105 | I32 matches = 0; |
036b4402 |
106 | I32 hasutf = SvUTF8(sv); |
4757a243 |
107 | STRLEN len; |
108 | short *tbl; |
109 | |
110 | tbl = (short*)cPVOP->op_pv; |
111 | if (!tbl) |
cea2e8a9 |
112 | Perl_croak(aTHX_ "panic: do_trans"); |
4757a243 |
113 | |
114 | s = (U8*)SvPV(sv, len); |
115 | send = s + len; |
116 | |
117 | while (s < send) { |
036b4402 |
118 | if (hasutf && *s & 0x80) |
119 | s+=UTF8SKIP(s); |
120 | else { |
b250498f |
121 | UV c; |
122 | I32 ulen; |
123 | ulen = 1; |
124 | if (hasutf) |
125 | c = utf8_to_uv(s,&ulen); |
126 | else |
127 | c = *s; |
128 | if (c < 0x100 && tbl[c] >= 0) |
036b4402 |
129 | matches++; |
b250498f |
130 | s+=ulen; |
036b4402 |
131 | } |
4757a243 |
132 | } |
133 | |
134 | return matches; |
135 | } |
136 | |
942e002e |
137 | STATIC I32 |
b250498f |
138 | S_do_trans_complex(pTHX_ SV *sv)/* SPC - NOT OK */ |
4757a243 |
139 | { |
140 | dTHR; |
141 | U8 *s; |
142 | U8 *send; |
143 | U8 *d; |
036b4402 |
144 | I32 hasutf = SvUTF8(sv); |
4757a243 |
145 | I32 matches = 0; |
146 | STRLEN len; |
147 | short *tbl; |
148 | I32 ch; |
149 | |
150 | tbl = (short*)cPVOP->op_pv; |
151 | if (!tbl) |
cea2e8a9 |
152 | Perl_croak(aTHX_ "panic: do_trans"); |
4757a243 |
153 | |
154 | s = (U8*)SvPV(sv, len); |
155 | send = s + len; |
156 | |
157 | d = s; |
158 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
159 | U8* p = send; |
160 | |
161 | while (s < send) { |
036b4402 |
162 | if (hasutf && *s & 0x80) |
163 | s+=UTF8SKIP(s); |
164 | else { |
165 | if ((ch = tbl[*s]) >= 0) { |
166 | *d = ch; |
167 | matches++; |
168 | if (p == d - 1 && *p == *d) |
169 | matches--; |
170 | else |
171 | p = d++; |
172 | } |
173 | else if (ch == -1) /* -1 is unmapped character */ |
174 | *d++ = *s; /* -2 is delete character */ |
175 | s++; |
176 | } |
a0ed51b3 |
177 | } |
4757a243 |
178 | } |
179 | else { |
180 | while (s < send) { |
036b4402 |
181 | if (hasutf && *s & 0x80) |
182 | s+=UTF8SKIP(s); |
183 | else { |
184 | if ((ch = tbl[*s]) >= 0) { |
185 | *d = ch; |
186 | matches++; |
187 | d++; |
188 | } |
189 | else if (ch == -1) /* -1 is unmapped character */ |
190 | *d++ = *s; /* -2 is delete character */ |
191 | s++; |
192 | } |
5d06d08e |
193 | } |
4757a243 |
194 | } |
195 | matches += send - d; /* account for disappeared chars */ |
196 | *d = '\0'; |
197 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
198 | SvSETMAGIC(sv); |
199 | |
200 | return matches; |
201 | } |
202 | |
942e002e |
203 | STATIC I32 |
036b4402 |
204 | S_do_trans_simple_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
205 | { |
206 | dTHR; |
207 | U8 *s; |
208 | U8 *send; |
209 | U8 *d; |
036b4402 |
210 | U8 *start; |
211 | U8 *dstart; |
4757a243 |
212 | I32 matches = 0; |
213 | STRLEN len; |
214 | |
215 | SV* rv = (SV*)cSVOP->op_sv; |
216 | HV* hv = (HV*)SvRV(rv); |
217 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
218 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
219 | UV extra = none + 1; |
220 | UV final; |
221 | UV uv; |
036b4402 |
222 | I32 isutf; |
223 | I32 howmany; |
4757a243 |
224 | |
036b4402 |
225 | isutf = SvUTF8(sv); |
4757a243 |
226 | s = (U8*)SvPV(sv, len); |
227 | send = s + len; |
036b4402 |
228 | start = s; |
4757a243 |
229 | |
230 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
231 | if (svp) |
232 | final = SvUV(*svp); |
233 | |
036b4402 |
234 | /* d needs to be bigger than s, in case e.g. upgrading is required */ |
235 | Newz(0, d, len*2+1, U8); |
236 | dstart = d; |
4757a243 |
237 | while (s < send) { |
238 | if ((uv = swash_fetch(rv, s)) < none) { |
239 | s += UTF8SKIP(s); |
240 | matches++; |
b250498f |
241 | if (uv & 0x80 && !isutf++) |
242 | HALF_UPGRADE(dstart,d); |
4757a243 |
243 | d = uv_to_utf8(d, uv); |
244 | } |
245 | else if (uv == none) { |
246 | int i; |
036b4402 |
247 | i = UTF8SKIP(s); |
b250498f |
248 | if (i > 1 && !isutf++) |
249 | HALF_UPGRADE(dstart,d); |
036b4402 |
250 | while(i--) |
251 | *d++ = *s++; |
4757a243 |
252 | } |
253 | else if (uv == extra) { |
036b4402 |
254 | int i; |
255 | i = UTF8SKIP(s); |
256 | s += i; |
4757a243 |
257 | matches++; |
b250498f |
258 | if (i > 1 && !isutf++) |
259 | HALF_UPGRADE(dstart,d); |
4757a243 |
260 | d = uv_to_utf8(d, final); |
261 | } |
262 | else |
263 | s += UTF8SKIP(s); |
264 | } |
265 | *d = '\0'; |
be3174d2 |
266 | sv_setpvn(sv, (const char*)dstart, d - dstart); |
4757a243 |
267 | SvSETMAGIC(sv); |
036b4402 |
268 | if (isutf) |
269 | SvUTF8_on(sv); |
4757a243 |
270 | |
271 | return matches; |
272 | } |
273 | |
942e002e |
274 | STATIC I32 |
036b4402 |
275 | S_do_trans_count_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
276 | { |
277 | dTHR; |
278 | U8 *s; |
279 | U8 *send; |
280 | I32 matches = 0; |
281 | STRLEN len; |
282 | |
283 | SV* rv = (SV*)cSVOP->op_sv; |
284 | HV* hv = (HV*)SvRV(rv); |
285 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
286 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
287 | UV uv; |
288 | |
289 | s = (U8*)SvPV(sv, len); |
036b4402 |
290 | if (!SvUTF8(sv)) |
291 | s = bytes_to_utf8(s, &len); |
4757a243 |
292 | send = s + len; |
293 | |
294 | while (s < send) { |
834a4ddd |
295 | if ((uv = swash_fetch(rv, s)) < none) |
4757a243 |
296 | matches++; |
834a4ddd |
297 | s += UTF8SKIP(s); |
4757a243 |
298 | } |
299 | |
300 | return matches; |
301 | } |
302 | |
942e002e |
303 | STATIC I32 |
036b4402 |
304 | S_do_trans_complex_utf8(pTHX_ SV *sv) /* SPC - NOT OK */ |
4757a243 |
305 | { |
306 | dTHR; |
307 | U8 *s; |
308 | U8 *send; |
309 | U8 *d; |
310 | I32 matches = 0; |
311 | I32 squash = PL_op->op_private & OPpTRANS_SQUASH; |
4757a243 |
312 | I32 del = PL_op->op_private & OPpTRANS_DELETE; |
313 | SV* rv = (SV*)cSVOP->op_sv; |
314 | HV* hv = (HV*)SvRV(rv); |
315 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
316 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
317 | UV extra = none + 1; |
318 | UV final; |
319 | UV uv; |
320 | STRLEN len; |
321 | U8 *dst; |
b250498f |
322 | I32 isutf = SvUTF8(sv); |
4757a243 |
323 | |
324 | s = (U8*)SvPV(sv, len); |
325 | send = s + len; |
326 | |
327 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
328 | if (svp) |
329 | final = SvUV(*svp); |
330 | |
b250498f |
331 | Newz(0, d, len*2+1, U8); |
4757a243 |
332 | dst = d; |
4757a243 |
333 | |
334 | if (squash) { |
335 | UV puv = 0xfeedface; |
336 | while (s < send) { |
b250498f |
337 | if (SvUTF8(sv)) |
4757a243 |
338 | uv = swash_fetch(rv, s); |
a0ed51b3 |
339 | else { |
4757a243 |
340 | U8 tmpbuf[2]; |
341 | uv = *s++; |
342 | if (uv < 0x80) |
343 | tmpbuf[0] = uv; |
344 | else { |
345 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
346 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
347 | } |
348 | uv = swash_fetch(rv, tmpbuf); |
349 | } |
b250498f |
350 | |
4757a243 |
351 | if (uv < none) { |
352 | matches++; |
353 | if (uv != puv) { |
b250498f |
354 | if (uv & 0x80 && !isutf++) |
355 | HALF_UPGRADE(dst,d); |
4757a243 |
356 | d = uv_to_utf8(d, uv); |
4757a243 |
357 | puv = uv; |
358 | } |
4757a243 |
359 | s += UTF8SKIP(s); |
360 | continue; |
361 | } |
362 | else if (uv == none) { /* "none" is unmapped character */ |
4757a243 |
363 | I32 ulen; |
364 | *d++ = (U8)utf8_to_uv(s, &ulen); |
365 | s += ulen; |
4757a243 |
366 | puv = 0xfeedface; |
367 | continue; |
a0ed51b3 |
368 | } |
4757a243 |
369 | else if (uv == extra && !del) { |
370 | matches++; |
371 | if (uv != puv) { |
4757a243 |
372 | d = uv_to_utf8(d, final); |
4757a243 |
373 | puv = final; |
374 | } |
4757a243 |
375 | s += UTF8SKIP(s); |
376 | continue; |
377 | } |
378 | matches++; /* "none+1" is delete character */ |
4757a243 |
379 | s += UTF8SKIP(s); |
a0ed51b3 |
380 | } |
79072805 |
381 | } |
382 | else { |
4757a243 |
383 | while (s < send) { |
b250498f |
384 | if (SvUTF8(sv)) |
4757a243 |
385 | uv = swash_fetch(rv, s); |
4757a243 |
386 | else { |
387 | U8 tmpbuf[2]; |
388 | uv = *s++; |
389 | if (uv < 0x80) |
390 | tmpbuf[0] = uv; |
391 | else { |
392 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
393 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
a0ed51b3 |
394 | } |
4757a243 |
395 | uv = swash_fetch(rv, tmpbuf); |
a0ed51b3 |
396 | } |
4757a243 |
397 | if (uv < none) { |
398 | matches++; |
4757a243 |
399 | d = uv_to_utf8(d, uv); |
4757a243 |
400 | s += UTF8SKIP(s); |
401 | continue; |
a0ed51b3 |
402 | } |
4757a243 |
403 | else if (uv == none) { /* "none" is unmapped character */ |
4757a243 |
404 | I32 ulen; |
405 | *d++ = (U8)utf8_to_uv(s, &ulen); |
406 | s += ulen; |
4757a243 |
407 | continue; |
79072805 |
408 | } |
4757a243 |
409 | else if (uv == extra && !del) { |
410 | matches++; |
4757a243 |
411 | d = uv_to_utf8(d, final); |
4757a243 |
412 | s += UTF8SKIP(s); |
413 | continue; |
414 | } |
415 | matches++; /* "none+1" is delete character */ |
4757a243 |
416 | s += UTF8SKIP(s); |
79072805 |
417 | } |
4757a243 |
418 | } |
419 | if (dst) |
420 | sv_usepvn(sv, (char*)dst, d - dst); |
421 | else { |
422 | *d = '\0'; |
423 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
424 | } |
425 | SvSETMAGIC(sv); |
426 | |
427 | return matches; |
428 | } |
429 | |
430 | I32 |
864dbfa3 |
431 | Perl_do_trans(pTHX_ SV *sv) |
4757a243 |
432 | { |
46124e9e |
433 | dTHR; |
4757a243 |
434 | STRLEN len; |
036b4402 |
435 | I32 hasutf = (PL_op->op_private & |
436 | (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)); |
4757a243 |
437 | |
438 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
cea2e8a9 |
439 | Perl_croak(aTHX_ PL_no_modify); |
4757a243 |
440 | |
441 | (void)SvPV(sv, len); |
442 | if (!len) |
443 | return 0; |
444 | if (!SvPOKp(sv)) |
445 | (void)SvPV_force(sv, len); |
2de7b02f |
446 | if (!(PL_op->op_private & OPpTRANS_IDENTICAL)) |
447 | (void)SvPOK_only_UTF8(sv); |
4757a243 |
448 | |
cea2e8a9 |
449 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
4757a243 |
450 | |
036b4402 |
451 | switch (PL_op->op_private & ~hasutf & 63) { |
4757a243 |
452 | case 0: |
036b4402 |
453 | if (hasutf) |
454 | return do_trans_simple_utf8(sv); |
6940069f |
455 | else |
036b4402 |
456 | return do_trans_simple(sv); |
4757a243 |
457 | |
458 | case OPpTRANS_IDENTICAL: |
036b4402 |
459 | if (hasutf) |
460 | return do_trans_count_utf8(sv); |
6940069f |
461 | else |
036b4402 |
462 | return do_trans_count(sv); |
4757a243 |
463 | |
464 | default: |
036b4402 |
465 | if (hasutf) |
466 | return do_trans_complex_utf8(sv); |
4757a243 |
467 | else |
036b4402 |
468 | return do_trans_complex(sv); |
79072805 |
469 | } |
79072805 |
470 | } |
471 | |
472 | void |
864dbfa3 |
473 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
79072805 |
474 | { |
475 | SV **oldmark = mark; |
476 | register I32 items = sp - mark; |
79072805 |
477 | register STRLEN len; |
463ee0b2 |
478 | STRLEN delimlen; |
479 | register char *delim = SvPV(del, delimlen); |
480 | STRLEN tmplen; |
79072805 |
481 | |
482 | mark++; |
483 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
07f14f54 |
484 | (void)SvUPGRADE(sv, SVt_PV); |
79072805 |
485 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
486 | while (items-- > 0) { |
48c036b1 |
487 | if (*mark && !SvGMAGICAL(*mark) && SvOK(*mark)) { |
463ee0b2 |
488 | SvPV(*mark, tmplen); |
489 | len += tmplen; |
79072805 |
490 | } |
491 | mark++; |
492 | } |
493 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
494 | |
495 | mark = oldmark; |
db7c17d7 |
496 | items = sp - mark; |
79072805 |
497 | ++mark; |
498 | } |
499 | |
463ee0b2 |
500 | if (items-- > 0) { |
8990e307 |
501 | char *s; |
502 | |
92d29cee |
503 | sv_setpv(sv, ""); |
504 | if (*mark) |
505 | sv_catsv(sv, *mark); |
463ee0b2 |
506 | mark++; |
507 | } |
79072805 |
508 | else |
509 | sv_setpv(sv,""); |
510 | len = delimlen; |
511 | if (len) { |
512 | for (; items > 0; items--,mark++) { |
513 | sv_catpvn(sv,delim,len); |
514 | sv_catsv(sv,*mark); |
515 | } |
516 | } |
517 | else { |
518 | for (; items > 0; items--,mark++) |
519 | sv_catsv(sv,*mark); |
520 | } |
521 | SvSETMAGIC(sv); |
522 | } |
523 | |
524 | void |
864dbfa3 |
525 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
79072805 |
526 | { |
46fc3d4c |
527 | STRLEN patlen; |
528 | char *pat = SvPV(*sarg, patlen); |
529 | bool do_taint = FALSE; |
530 | |
531 | sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint); |
79072805 |
532 | SvSETMAGIC(sv); |
46fc3d4c |
533 | if (do_taint) |
534 | SvTAINTED_on(sv); |
79072805 |
535 | } |
536 | |
4ebbc975 |
537 | /* XXX SvUTF8 support missing! */ |
81e118e0 |
538 | UV |
539 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) |
540 | { |
541 | STRLEN srclen, len; |
542 | unsigned char *s = (unsigned char *) SvPV(sv, srclen); |
543 | UV retnum = 0; |
544 | |
a50d7633 |
545 | if (offset < 0) |
81e118e0 |
546 | return retnum; |
a50d7633 |
547 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
548 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
81e118e0 |
549 | offset *= size; /* turn into bit offset */ |
550 | len = (offset + size + 7) / 8; /* required number of bytes */ |
551 | if (len > srclen) { |
552 | if (size <= 8) |
553 | retnum = 0; |
554 | else { |
555 | offset >>= 3; /* turn into byte offset */ |
556 | if (size == 16) { |
557 | if (offset >= srclen) |
558 | retnum = 0; |
559 | else |
628e1a40 |
560 | retnum = (UV) s[offset] << 8; |
81e118e0 |
561 | } |
562 | else if (size == 32) { |
563 | if (offset >= srclen) |
564 | retnum = 0; |
565 | else if (offset + 1 >= srclen) |
566 | retnum = |
567 | ((UV) s[offset ] << 24); |
568 | else if (offset + 2 >= srclen) |
569 | retnum = |
570 | ((UV) s[offset ] << 24) + |
571 | ((UV) s[offset + 1] << 16); |
572 | else |
573 | retnum = |
574 | ((UV) s[offset ] << 24) + |
575 | ((UV) s[offset + 1] << 16) + |
576 | ( s[offset + 2] << 8); |
577 | } |
d7d93a81 |
578 | #ifdef UV_IS_QUAD |
c5a0f51a |
579 | else if (size == 64) { |
580 | dTHR; |
581 | if (ckWARN(WARN_PORTABLE)) |
582 | Perl_warner(aTHX_ WARN_PORTABLE, |
583 | "Bit vector size > 32 non-portable"); |
584 | if (offset >= srclen) |
585 | retnum = 0; |
586 | else if (offset + 1 >= srclen) |
587 | retnum = |
588 | (UV) s[offset ] << 56; |
589 | else if (offset + 2 >= srclen) |
590 | retnum = |
591 | ((UV) s[offset ] << 56) + |
592 | ((UV) s[offset + 1] << 48); |
593 | else if (offset + 3 >= srclen) |
594 | retnum = |
595 | ((UV) s[offset ] << 56) + |
596 | ((UV) s[offset + 1] << 48) + |
597 | ((UV) s[offset + 2] << 40); |
598 | else if (offset + 4 >= srclen) |
599 | retnum = |
600 | ((UV) s[offset ] << 56) + |
601 | ((UV) s[offset + 1] << 48) + |
602 | ((UV) s[offset + 2] << 40) + |
603 | ((UV) s[offset + 3] << 32); |
604 | else if (offset + 5 >= srclen) |
605 | retnum = |
606 | ((UV) s[offset ] << 56) + |
607 | ((UV) s[offset + 1] << 48) + |
608 | ((UV) s[offset + 2] << 40) + |
609 | ((UV) s[offset + 3] << 32) + |
610 | ( s[offset + 4] << 24); |
611 | else if (offset + 6 >= srclen) |
612 | retnum = |
613 | ((UV) s[offset ] << 56) + |
614 | ((UV) s[offset + 1] << 48) + |
615 | ((UV) s[offset + 2] << 40) + |
616 | ((UV) s[offset + 3] << 32) + |
617 | ((UV) s[offset + 4] << 24) + |
618 | ((UV) s[offset + 5] << 16); |
619 | else |
620 | retnum = |
621 | ((UV) s[offset ] << 56) + |
622 | ((UV) s[offset + 1] << 48) + |
623 | ((UV) s[offset + 2] << 40) + |
624 | ((UV) s[offset + 3] << 32) + |
625 | ((UV) s[offset + 4] << 24) + |
626 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
627 | ( s[offset + 6] << 8); |
c5a0f51a |
628 | } |
629 | #endif |
81e118e0 |
630 | } |
631 | } |
632 | else if (size < 8) |
633 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
634 | else { |
635 | offset >>= 3; /* turn into byte offset */ |
636 | if (size == 8) |
637 | retnum = s[offset]; |
638 | else if (size == 16) |
639 | retnum = |
628e1a40 |
640 | ((UV) s[offset] << 8) + |
81e118e0 |
641 | s[offset + 1]; |
642 | else if (size == 32) |
643 | retnum = |
644 | ((UV) s[offset ] << 24) + |
645 | ((UV) s[offset + 1] << 16) + |
646 | ( s[offset + 2] << 8) + |
647 | s[offset + 3]; |
d7d93a81 |
648 | #ifdef UV_IS_QUAD |
c5a0f51a |
649 | else if (size == 64) { |
650 | dTHR; |
651 | if (ckWARN(WARN_PORTABLE)) |
652 | Perl_warner(aTHX_ WARN_PORTABLE, |
653 | "Bit vector size > 32 non-portable"); |
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 | s[offset + 7]; |
663 | } |
664 | #endif |
81e118e0 |
665 | } |
666 | |
667 | return retnum; |
668 | } |
669 | |
4ebbc975 |
670 | /* XXX SvUTF8 support missing! */ |
79072805 |
671 | void |
864dbfa3 |
672 | Perl_do_vecset(pTHX_ SV *sv) |
79072805 |
673 | { |
674 | SV *targ = LvTARG(sv); |
675 | register I32 offset; |
676 | register I32 size; |
8990e307 |
677 | register unsigned char *s; |
81e118e0 |
678 | register UV lval; |
79072805 |
679 | I32 mask; |
a0d0e21e |
680 | STRLEN targlen; |
681 | STRLEN len; |
79072805 |
682 | |
8990e307 |
683 | if (!targ) |
684 | return; |
a0d0e21e |
685 | s = (unsigned char*)SvPV_force(targ, targlen); |
4ebbc975 |
686 | (void)SvPOK_only(targ); |
81e118e0 |
687 | lval = SvUV(sv); |
79072805 |
688 | offset = LvTARGOFF(sv); |
689 | size = LvTARGLEN(sv); |
a50d7633 |
690 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
691 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
a0d0e21e |
692 | |
81e118e0 |
693 | offset *= size; /* turn into bit offset */ |
694 | len = (offset + size + 7) / 8; /* required number of bytes */ |
a0d0e21e |
695 | if (len > targlen) { |
696 | s = (unsigned char*)SvGROW(targ, len + 1); |
12ae5dfc |
697 | (void)memzero((char *)(s + targlen), len - targlen + 1); |
a0d0e21e |
698 | SvCUR_set(targ, len); |
699 | } |
700 | |
79072805 |
701 | if (size < 8) { |
702 | mask = (1 << size) - 1; |
703 | size = offset & 7; |
704 | lval &= mask; |
81e118e0 |
705 | offset >>= 3; /* turn into byte offset */ |
79072805 |
706 | s[offset] &= ~(mask << size); |
707 | s[offset] |= lval << size; |
708 | } |
709 | else { |
81e118e0 |
710 | offset >>= 3; /* turn into byte offset */ |
79072805 |
711 | if (size == 8) |
c5a0f51a |
712 | s[offset ] = lval & 0xff; |
79072805 |
713 | else if (size == 16) { |
c5a0f51a |
714 | s[offset ] = (lval >> 8) & 0xff; |
715 | s[offset+1] = lval & 0xff; |
79072805 |
716 | } |
717 | else if (size == 32) { |
c5a0f51a |
718 | s[offset ] = (lval >> 24) & 0xff; |
719 | s[offset+1] = (lval >> 16) & 0xff; |
720 | s[offset+2] = (lval >> 8) & 0xff; |
721 | s[offset+3] = lval & 0xff; |
722 | } |
d7d93a81 |
723 | #ifdef UV_IS_QUAD |
c5a0f51a |
724 | else if (size == 64) { |
725 | dTHR; |
726 | if (ckWARN(WARN_PORTABLE)) |
727 | Perl_warner(aTHX_ WARN_PORTABLE, |
728 | "Bit vector size > 32 non-portable"); |
729 | s[offset ] = (lval >> 56) & 0xff; |
730 | s[offset+1] = (lval >> 48) & 0xff; |
731 | s[offset+2] = (lval >> 40) & 0xff; |
732 | s[offset+3] = (lval >> 32) & 0xff; |
733 | s[offset+4] = (lval >> 24) & 0xff; |
734 | s[offset+5] = (lval >> 16) & 0xff; |
735 | s[offset+6] = (lval >> 8) & 0xff; |
736 | s[offset+7] = lval & 0xff; |
79072805 |
737 | } |
dc1e3f56 |
738 | #endif |
79072805 |
739 | } |
7bb043c3 |
740 | SvSETMAGIC(targ); |
79072805 |
741 | } |
742 | |
743 | void |
864dbfa3 |
744 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
79072805 |
745 | { |
463ee0b2 |
746 | STRLEN len; |
a0d0e21e |
747 | char *s; |
c485e607 |
748 | dTHR; |
a0d0e21e |
749 | |
79072805 |
750 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e |
751 | register I32 i; |
752 | I32 max; |
753 | AV* av = (AV*)sv; |
754 | max = AvFILL(av); |
755 | for (i = 0; i <= max; i++) { |
756 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
757 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
758 | do_chop(astr, sv); |
759 | } |
760 | return; |
79072805 |
761 | } |
aa854799 |
762 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
763 | HV* hv = (HV*)sv; |
764 | HE* entry; |
765 | (void)hv_iterinit(hv); |
766 | /*SUPPRESS 560*/ |
155aba94 |
767 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
768 | do_chop(astr,hv_iterval(hv,entry)); |
769 | return; |
79072805 |
770 | } |
aa854799 |
771 | else if (SvREADONLY(sv)) |
cea2e8a9 |
772 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
773 | s = SvPV(sv, len); |
748a9306 |
774 | if (len && !SvPOK(sv)) |
a0d0e21e |
775 | s = SvPV_force(sv, len); |
7e2040f0 |
776 | if (DO_UTF8(sv)) { |
a0ed51b3 |
777 | if (s && len) { |
778 | char *send = s + len; |
779 | char *start = s; |
780 | s = send - 1; |
781 | while ((*s & 0xc0) == 0x80) |
782 | --s; |
0453d815 |
783 | if (UTF8SKIP(s) != send - s && ckWARN_d(WARN_UTF8)) |
784 | Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character"); |
a0ed51b3 |
785 | sv_setpvn(astr, s, send - s); |
786 | *s = '\0'; |
787 | SvCUR_set(sv, s - start); |
788 | SvNIOK_off(sv); |
7e2040f0 |
789 | SvUTF8_on(astr); |
a0ed51b3 |
790 | } |
791 | else |
792 | sv_setpvn(astr, "", 0); |
793 | } |
7e2040f0 |
794 | else if (s && len) { |
a0d0e21e |
795 | s += --len; |
796 | sv_setpvn(astr, s, 1); |
797 | *s = '\0'; |
798 | SvCUR_set(sv, len); |
2c19a612 |
799 | SvUTF8_off(sv); |
a0d0e21e |
800 | SvNIOK_off(sv); |
79072805 |
801 | } |
802 | else |
a0d0e21e |
803 | sv_setpvn(astr, "", 0); |
804 | SvSETMAGIC(sv); |
7e2040f0 |
805 | } |
a0d0e21e |
806 | |
807 | I32 |
864dbfa3 |
808 | Perl_do_chomp(pTHX_ register SV *sv) |
a0d0e21e |
809 | { |
aeea060c |
810 | dTHR; |
c07a80fd |
811 | register I32 count; |
a0d0e21e |
812 | STRLEN len; |
813 | char *s; |
c07a80fd |
814 | |
3280af22 |
815 | if (RsSNARF(PL_rs)) |
c07a80fd |
816 | return 0; |
4c5a6083 |
817 | if (RsRECORD(PL_rs)) |
818 | return 0; |
c07a80fd |
819 | count = 0; |
a0d0e21e |
820 | if (SvTYPE(sv) == SVt_PVAV) { |
821 | register I32 i; |
822 | I32 max; |
823 | AV* av = (AV*)sv; |
824 | max = AvFILL(av); |
825 | for (i = 0; i <= max; i++) { |
826 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
827 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
828 | count += do_chomp(sv); |
829 | } |
830 | return count; |
831 | } |
aa854799 |
832 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
833 | HV* hv = (HV*)sv; |
834 | HE* entry; |
835 | (void)hv_iterinit(hv); |
836 | /*SUPPRESS 560*/ |
155aba94 |
837 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
838 | count += do_chomp(hv_iterval(hv,entry)); |
839 | return count; |
840 | } |
aa854799 |
841 | else if (SvREADONLY(sv)) |
cea2e8a9 |
842 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
843 | s = SvPV(sv, len); |
844 | if (len && !SvPOKp(sv)) |
845 | s = SvPV_force(sv, len); |
846 | if (s && len) { |
847 | s += --len; |
3280af22 |
848 | if (RsPARA(PL_rs)) { |
a0d0e21e |
849 | if (*s != '\n') |
850 | goto nope; |
851 | ++count; |
852 | while (len && s[-1] == '\n') { |
853 | --len; |
854 | --s; |
855 | ++count; |
856 | } |
857 | } |
a0d0e21e |
858 | else { |
c07a80fd |
859 | STRLEN rslen; |
3280af22 |
860 | char *rsptr = SvPV(PL_rs, rslen); |
c07a80fd |
861 | if (rslen == 1) { |
862 | if (*s != *rsptr) |
863 | goto nope; |
864 | ++count; |
865 | } |
866 | else { |
8c2cee6f |
867 | if (len < rslen - 1) |
c07a80fd |
868 | goto nope; |
869 | len -= rslen - 1; |
870 | s -= rslen - 1; |
36477c24 |
871 | if (memNE(s, rsptr, rslen)) |
c07a80fd |
872 | goto nope; |
873 | count += rslen; |
874 | } |
a0d0e21e |
875 | } |
a0d0e21e |
876 | *s = '\0'; |
877 | SvCUR_set(sv, len); |
878 | SvNIOK_off(sv); |
879 | } |
880 | nope: |
881 | SvSETMAGIC(sv); |
882 | return count; |
883 | } |
79072805 |
884 | |
885 | void |
864dbfa3 |
886 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
79072805 |
887 | { |
aeea060c |
888 | dTHR; /* just for taint */ |
79072805 |
889 | #ifdef LIBERAL |
890 | register long *dl; |
891 | register long *ll; |
892 | register long *rl; |
893 | #endif |
894 | register char *dc; |
463ee0b2 |
895 | STRLEN leftlen; |
896 | STRLEN rightlen; |
7a4c00b4 |
897 | register char *lc; |
898 | register char *rc; |
79072805 |
899 | register I32 len; |
a0d0e21e |
900 | I32 lensave; |
7a4c00b4 |
901 | char *lsave; |
902 | char *rsave; |
0c57e439 |
903 | bool left_utf = DO_UTF8(left); |
904 | bool right_utf = DO_UTF8(right); |
905 | |
906 | if (left_utf && !right_utf) |
907 | sv_utf8_upgrade(right); |
908 | if (!left_utf && right_utf) |
909 | sv_utf8_upgrade(left); |
79072805 |
910 | |
1fbd88dc |
911 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
912 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ |
7a4c00b4 |
913 | lsave = lc = SvPV(left, leftlen); |
914 | rsave = rc = SvPV(right, rightlen); |
93a17b20 |
915 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e |
916 | lensave = len; |
7a4c00b4 |
917 | if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { |
2d8e6c8d |
918 | STRLEN n_a; |
919 | dc = SvPV_force(sv, n_a); |
ff68c719 |
920 | if (SvCUR(sv) < len) { |
921 | dc = SvGROW(sv, len + 1); |
922 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
923 | } |
924 | } |
925 | else { |
926 | I32 needlen = ((optype == OP_BIT_AND) |
927 | ? len : (leftlen > rightlen ? leftlen : rightlen)); |
928 | Newz(801, dc, needlen + 1, char); |
929 | (void)sv_usepvn(sv, dc, needlen); |
930 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
79072805 |
931 | } |
a0d0e21e |
932 | SvCUR_set(sv, len); |
933 | (void)SvPOK_only(sv); |
0c57e439 |
934 | if (left_utf || right_utf) { |
935 | UV duc, luc, ruc; |
936 | STRLEN lulen = leftlen; |
937 | STRLEN rulen = rightlen; |
938 | STRLEN dulen = 0; |
939 | I32 ulen; |
940 | |
6b7c0e6e |
941 | if (optype != OP_BIT_AND) |
942 | dc = SvGROW(sv, leftlen+rightlen+1); |
943 | |
0c57e439 |
944 | switch (optype) { |
945 | case OP_BIT_AND: |
946 | while (lulen && rulen) { |
947 | luc = utf8_to_uv((U8*)lc, &ulen); |
948 | lc += ulen; |
949 | lulen -= ulen; |
950 | ruc = utf8_to_uv((U8*)rc, &ulen); |
951 | rc += ulen; |
952 | rulen -= ulen; |
953 | duc = luc & ruc; |
954 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
955 | } |
956 | dulen = dc - SvPVX(sv); |
957 | SvCUR_set(sv, dulen); |
958 | break; |
959 | case OP_BIT_XOR: |
960 | while (lulen && rulen) { |
961 | luc = utf8_to_uv((U8*)lc, &ulen); |
962 | lc += ulen; |
963 | lulen -= ulen; |
964 | ruc = utf8_to_uv((U8*)rc, &ulen); |
965 | rc += ulen; |
966 | rulen -= ulen; |
967 | duc = luc ^ ruc; |
968 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
969 | } |
970 | goto mop_up_utf; |
971 | case OP_BIT_OR: |
972 | while (lulen && rulen) { |
973 | luc = utf8_to_uv((U8*)lc, &ulen); |
974 | lc += ulen; |
975 | lulen -= ulen; |
976 | ruc = utf8_to_uv((U8*)rc, &ulen); |
977 | rc += ulen; |
978 | rulen -= ulen; |
979 | duc = luc | ruc; |
980 | dc = (char*)uv_to_utf8((U8*)dc, duc); |
981 | } |
982 | mop_up_utf: |
983 | dulen = dc - SvPVX(sv); |
984 | SvCUR_set(sv, dulen); |
985 | if (rulen) |
986 | sv_catpvn(sv, rc, rulen); |
987 | else if (lulen) |
988 | sv_catpvn(sv, lc, lulen); |
989 | else |
990 | *SvEND(sv) = '\0'; |
991 | break; |
992 | } |
993 | SvUTF8_on(sv); |
994 | goto finish; |
995 | } |
996 | else |
79072805 |
997 | #ifdef LIBERAL |
998 | if (len >= sizeof(long)*4 && |
999 | !((long)dc % sizeof(long)) && |
1000 | !((long)lc % sizeof(long)) && |
1001 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
1002 | { |
1003 | I32 remainder = len % (sizeof(long)*4); |
1004 | len /= (sizeof(long)*4); |
1005 | |
1006 | dl = (long*)dc; |
1007 | ll = (long*)lc; |
1008 | rl = (long*)rc; |
1009 | |
1010 | switch (optype) { |
1011 | case OP_BIT_AND: |
1012 | while (len--) { |
1013 | *dl++ = *ll++ & *rl++; |
1014 | *dl++ = *ll++ & *rl++; |
1015 | *dl++ = *ll++ & *rl++; |
1016 | *dl++ = *ll++ & *rl++; |
1017 | } |
1018 | break; |
a0d0e21e |
1019 | case OP_BIT_XOR: |
79072805 |
1020 | while (len--) { |
1021 | *dl++ = *ll++ ^ *rl++; |
1022 | *dl++ = *ll++ ^ *rl++; |
1023 | *dl++ = *ll++ ^ *rl++; |
1024 | *dl++ = *ll++ ^ *rl++; |
1025 | } |
1026 | break; |
1027 | case OP_BIT_OR: |
1028 | while (len--) { |
1029 | *dl++ = *ll++ | *rl++; |
1030 | *dl++ = *ll++ | *rl++; |
1031 | *dl++ = *ll++ | *rl++; |
1032 | *dl++ = *ll++ | *rl++; |
1033 | } |
1034 | } |
1035 | |
1036 | dc = (char*)dl; |
1037 | lc = (char*)ll; |
1038 | rc = (char*)rl; |
1039 | |
1040 | len = remainder; |
1041 | } |
1042 | #endif |
a0d0e21e |
1043 | { |
a0d0e21e |
1044 | switch (optype) { |
1045 | case OP_BIT_AND: |
1046 | while (len--) |
1047 | *dc++ = *lc++ & *rc++; |
1048 | break; |
1049 | case OP_BIT_XOR: |
1050 | while (len--) |
1051 | *dc++ = *lc++ ^ *rc++; |
1052 | goto mop_up; |
1053 | case OP_BIT_OR: |
1054 | while (len--) |
1055 | *dc++ = *lc++ | *rc++; |
1056 | mop_up: |
1057 | len = lensave; |
1058 | if (rightlen > len) |
1059 | sv_catpvn(sv, rsave + len, rightlen - len); |
1060 | else if (leftlen > len) |
1061 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 |
1062 | else |
1063 | *SvEND(sv) = '\0'; |
a0d0e21e |
1064 | break; |
1065 | } |
79072805 |
1066 | } |
0c57e439 |
1067 | finish: |
fb73857a |
1068 | SvTAINT(sv); |
79072805 |
1069 | } |
463ee0b2 |
1070 | |
1071 | OP * |
cea2e8a9 |
1072 | Perl_do_kv(pTHX) |
463ee0b2 |
1073 | { |
4e35701f |
1074 | djSP; |
463ee0b2 |
1075 | HV *hv = (HV*)POPs; |
800e9ae0 |
1076 | HV *keys; |
463ee0b2 |
1077 | register HE *entry; |
463ee0b2 |
1078 | SV *tmpstr; |
54310121 |
1079 | I32 gimme = GIMME_V; |
533c011a |
1080 | I32 dokeys = (PL_op->op_type == OP_KEYS); |
1081 | I32 dovalues = (PL_op->op_type == OP_VALUES); |
c750a3ec |
1082 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
1083 | |
533c011a |
1084 | if (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV) |
a0d0e21e |
1085 | dokeys = dovalues = TRUE; |
463ee0b2 |
1086 | |
85581909 |
1087 | if (!hv) { |
533c011a |
1088 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1089 | dTARGET; /* make sure to clear its target here */ |
1090 | if (SvTYPE(TARG) == SVt_PVLV) |
1091 | LvTARG(TARG) = Nullsv; |
1092 | PUSHs(TARG); |
1093 | } |
463ee0b2 |
1094 | RETURN; |
85581909 |
1095 | } |
748a9306 |
1096 | |
800e9ae0 |
1097 | keys = realhv ? hv : avhv_keys((AV*)hv); |
1098 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
748a9306 |
1099 | |
54310121 |
1100 | if (gimme == G_VOID) |
aa689395 |
1101 | RETURN; |
1102 | |
54310121 |
1103 | if (gimme == G_SCALAR) { |
6ee623d5 |
1104 | IV i; |
463ee0b2 |
1105 | dTARGET; |
1106 | |
533c011a |
1107 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
85581909 |
1108 | if (SvTYPE(TARG) < SVt_PVLV) { |
1109 | sv_upgrade(TARG, SVt_PVLV); |
1110 | sv_magic(TARG, Nullsv, 'k', Nullch, 0); |
1111 | } |
1112 | LvTYPE(TARG) = 'k'; |
800e9ae0 |
1113 | if (LvTARG(TARG) != (SV*)keys) { |
6ff81951 |
1114 | if (LvTARG(TARG)) |
1115 | SvREFCNT_dec(LvTARG(TARG)); |
800e9ae0 |
1116 | LvTARG(TARG) = SvREFCNT_inc(keys); |
6ff81951 |
1117 | } |
85581909 |
1118 | PUSHs(TARG); |
1119 | RETURN; |
1120 | } |
1121 | |
33c27489 |
1122 | if (! SvTIED_mg((SV*)keys, 'P')) |
800e9ae0 |
1123 | i = HvKEYS(keys); |
463ee0b2 |
1124 | else { |
1125 | i = 0; |
463ee0b2 |
1126 | /*SUPPRESS 560*/ |
800e9ae0 |
1127 | while (hv_iternext(keys)) i++; |
463ee0b2 |
1128 | } |
1129 | PUSHi( i ); |
1130 | RETURN; |
1131 | } |
1132 | |
8ed4b672 |
1133 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
463ee0b2 |
1134 | |
463ee0b2 |
1135 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
155aba94 |
1136 | while ((entry = hv_iternext(keys))) { |
463ee0b2 |
1137 | SPAGAIN; |
8c2cee6f |
1138 | if (dokeys) |
1139 | XPUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
463ee0b2 |
1140 | if (dovalues) { |
463ee0b2 |
1141 | PUTBACK; |
b6429b1b |
1142 | tmpstr = realhv ? |
1143 | hv_iterval(hv,entry) : avhv_iterval((AV*)hv,entry); |
cea2e8a9 |
1144 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
46fc3d4c |
1145 | (unsigned long)HeHASH(entry), |
800e9ae0 |
1146 | HvMAX(keys)+1, |
1147 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
463ee0b2 |
1148 | SPAGAIN; |
46fc3d4c |
1149 | XPUSHs(tmpstr); |
463ee0b2 |
1150 | } |
1151 | PUTBACK; |
1152 | } |
1153 | return NORMAL; |
1154 | } |
4e35701f |
1155 | |