Commit | Line | Data |
a0d0e21e |
1 | /* doop.c |
79072805 |
2 | * |
bc89e66f |
3 | * Copyright (c) 1991-2001, 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 |
b250498f |
25 | S_do_trans_simple(pTHX_ SV *sv) |
79072805 |
26 | { |
4757a243 |
27 | U8 *s; |
b250498f |
28 | U8 *d; |
4757a243 |
29 | U8 *send; |
b250498f |
30 | U8 *dstart; |
4757a243 |
31 | I32 matches = 0; |
9b877dbb |
32 | I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
463ee0b2 |
33 | STRLEN len; |
4757a243 |
34 | short *tbl; |
35 | I32 ch; |
79072805 |
36 | |
4757a243 |
37 | tbl = (short*)cPVOP->op_pv; |
38 | if (!tbl) |
2269b42e |
39 | Perl_croak(aTHX_ "panic: do_trans_simple"); |
a0ed51b3 |
40 | |
4757a243 |
41 | s = (U8*)SvPV(sv, len); |
42 | send = s + len; |
43 | |
b250498f |
44 | /* First, take care of non-UTF8 input strings, because they're easy */ |
1aa99e6b |
45 | if (!SvUTF8(sv)) { |
01ec43d0 |
46 | while (s < send) { |
036b4402 |
47 | if ((ch = tbl[*s]) >= 0) { |
01ec43d0 |
48 | matches++; |
49 | *s++ = ch; |
50 | } |
51 | else |
52 | s++; |
53 | } |
54 | SvSETMAGIC(sv); |
b250498f |
55 | return matches; |
56 | } |
4757a243 |
57 | |
b250498f |
58 | /* Allow for expansion: $_="a".chr(400); tr/a/\xFE/, FE needs encoding */ |
9b877dbb |
59 | if (grows) |
60 | New(0, d, len*2+1, U8); |
61 | else |
62 | d = s; |
b250498f |
63 | dstart = d; |
64 | while (s < send) { |
ba210ebe |
65 | STRLEN ulen; |
9b877dbb |
66 | UV c; |
b250498f |
67 | |
b250498f |
68 | /* Need to check this, otherwise 128..255 won't match */ |
9041c2e3 |
69 | c = utf8n_to_uvchr(s, send - s, &ulen, 0); |
9b877dbb |
70 | if (c < 0x100 && (ch = tbl[c]) >= 0) { |
b250498f |
71 | matches++; |
9041c2e3 |
72 | d = uvchr_to_utf8(d, ch); |
b250498f |
73 | s += ulen; |
01ec43d0 |
74 | } |
75 | else { /* No match -> copy */ |
9b877dbb |
76 | Copy(s, d, ulen, U8); |
77 | d += ulen; |
78 | s += ulen; |
b250498f |
79 | } |
80 | } |
9b877dbb |
81 | if (grows) { |
82 | sv_setpvn(sv, (char*)dstart, d - dstart); |
83 | Safefree(dstart); |
84 | } |
85 | else { |
86 | *d = '\0'; |
87 | SvCUR_set(sv, d - dstart); |
88 | } |
b250498f |
89 | SvUTF8_on(sv); |
b250498f |
90 | SvSETMAGIC(sv); |
4757a243 |
91 | return matches; |
92 | } |
93 | |
942e002e |
94 | STATIC I32 |
036b4402 |
95 | S_do_trans_count(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
96 | { |
4757a243 |
97 | U8 *s; |
98 | U8 *send; |
99 | I32 matches = 0; |
100 | STRLEN len; |
101 | short *tbl; |
8973db79 |
102 | I32 complement = PL_op->op_private & OPpTRANS_COMPLEMENT; |
4757a243 |
103 | |
104 | tbl = (short*)cPVOP->op_pv; |
105 | if (!tbl) |
2269b42e |
106 | Perl_croak(aTHX_ "panic: do_trans_count"); |
4757a243 |
107 | |
108 | s = (U8*)SvPV(sv, len); |
109 | send = s + len; |
110 | |
1aa99e6b |
111 | if (!SvUTF8(sv)) |
112 | while (s < send) { |
113 | if (tbl[*s++] >= 0) |
036b4402 |
114 | matches++; |
1aa99e6b |
115 | } |
116 | else |
117 | while (s < send) { |
118 | UV c; |
119 | STRLEN ulen; |
9041c2e3 |
120 | c = utf8n_to_uvchr(s, send - s, &ulen, 0); |
8973db79 |
121 | if (c < 0x100) { |
122 | if (tbl[c] >= 0) |
123 | matches++; |
124 | } else if (complement) |
1aa99e6b |
125 | matches++; |
126 | s += ulen; |
127 | } |
4757a243 |
128 | |
129 | return matches; |
130 | } |
131 | |
942e002e |
132 | STATIC I32 |
b250498f |
133 | S_do_trans_complex(pTHX_ SV *sv)/* SPC - NOT OK */ |
4757a243 |
134 | { |
4757a243 |
135 | U8 *s; |
136 | U8 *send; |
137 | U8 *d; |
5e44153e |
138 | U8 *dstart; |
1aa99e6b |
139 | I32 isutf8; |
4757a243 |
140 | I32 matches = 0; |
9b877dbb |
141 | I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
8973db79 |
142 | I32 complement = PL_op->op_private & OPpTRANS_COMPLEMENT; |
143 | I32 del = PL_op->op_private & OPpTRANS_DELETE; |
144 | STRLEN len, rlen; |
4757a243 |
145 | short *tbl; |
146 | I32 ch; |
147 | |
148 | tbl = (short*)cPVOP->op_pv; |
149 | if (!tbl) |
2269b42e |
150 | Perl_croak(aTHX_ "panic: do_trans_complex"); |
4757a243 |
151 | |
152 | s = (U8*)SvPV(sv, len); |
1aa99e6b |
153 | isutf8 = SvUTF8(sv); |
4757a243 |
154 | send = s + len; |
155 | |
1aa99e6b |
156 | if (!isutf8) { |
157 | dstart = d = s; |
158 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
159 | U8* p = send; |
160 | while (s < send) { |
161 | if ((ch = tbl[*s]) >= 0) { |
036b4402 |
162 | *d = ch; |
163 | matches++; |
1aa99e6b |
164 | if (p != d - 1 || *p != *d) |
165 | p = d++; |
166 | } |
167 | else if (ch == -1) /* -1 is unmapped character */ |
168 | *d++ = *s; |
169 | else if (ch == -2) /* -2 is delete character */ |
170 | matches++; |
171 | s++; |
172 | } |
a0ed51b3 |
173 | } |
1aa99e6b |
174 | else { |
175 | while (s < send) { |
176 | if ((ch = tbl[*s]) >= 0) { |
177 | matches++; |
178 | *d++ = ch; |
179 | } |
180 | else if (ch == -1) /* -1 is unmapped character */ |
181 | *d++ = *s; |
182 | else if (ch == -2) /* -2 is delete character */ |
183 | matches++; |
184 | s++; |
185 | } |
186 | } |
187 | SvCUR_set(sv, d - dstart); |
4757a243 |
188 | } |
1aa99e6b |
189 | else { /* isutf8 */ |
9b877dbb |
190 | if (grows) |
191 | New(0, d, len*2+1, U8); |
192 | else |
193 | d = s; |
1aa99e6b |
194 | dstart = d; |
8973db79 |
195 | if (complement && !del) |
196 | rlen = tbl[0x100]; |
1aa99e6b |
197 | |
4aecb5b5 |
198 | #ifdef MACOS_TRADITIONAL |
199 | #define comp CoMP /* "comp" is a keyword in some compilers ... */ |
200 | #endif |
201 | |
1aa99e6b |
202 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
1aa99e6b |
203 | UV pch = 0xfeedface; |
204 | while (s < send) { |
205 | STRLEN len; |
9041c2e3 |
206 | UV comp = utf8_to_uvchr(s, &len); |
1aa99e6b |
207 | |
8973db79 |
208 | if (comp > 0xff) { |
209 | if (!complement) { |
210 | Copy(s, d, len, U8); |
211 | d += len; |
212 | } |
213 | else { |
214 | matches++; |
215 | if (!del) { |
216 | ch = (comp - 0x100 < rlen) ? |
217 | tbl[comp+1] : tbl[0x100+rlen]; |
218 | if (ch != pch) { |
9041c2e3 |
219 | d = uvchr_to_utf8(d, ch); |
8973db79 |
220 | pch = ch; |
221 | } |
222 | s += len; |
223 | continue; |
224 | } |
225 | } |
9b877dbb |
226 | } |
1aa99e6b |
227 | else if ((ch = tbl[comp]) >= 0) { |
228 | matches++; |
229 | if (ch != pch) { |
9041c2e3 |
230 | d = uvchr_to_utf8(d, ch); |
1aa99e6b |
231 | pch = ch; |
232 | } |
233 | s += len; |
234 | continue; |
235 | } |
9b877dbb |
236 | else if (ch == -1) { /* -1 is unmapped character */ |
237 | Copy(s, d, len, U8); |
238 | d += len; |
239 | } |
1aa99e6b |
240 | else if (ch == -2) /* -2 is delete character */ |
241 | matches++; |
242 | s += len; |
243 | pch = 0xfeedface; |
244 | } |
5d06d08e |
245 | } |
1aa99e6b |
246 | else { |
247 | while (s < send) { |
248 | STRLEN len; |
9041c2e3 |
249 | UV comp = utf8_to_uvchr(s, &len); |
8973db79 |
250 | if (comp > 0xff) { |
251 | if (!complement) { |
252 | Copy(s, d, len, U8); |
253 | d += len; |
254 | } |
255 | else { |
256 | matches++; |
257 | if (!del) { |
9041c2e3 |
258 | if (comp - 0x100 < rlen) |
259 | d = uvchr_to_utf8(d, tbl[comp+1]); |
8973db79 |
260 | else |
9041c2e3 |
261 | d = uvchr_to_utf8(d, tbl[0x100+rlen]); |
8973db79 |
262 | } |
263 | } |
9b877dbb |
264 | } |
1aa99e6b |
265 | else if ((ch = tbl[comp]) >= 0) { |
9041c2e3 |
266 | d = uvchr_to_utf8(d, ch); |
1aa99e6b |
267 | matches++; |
268 | } |
269 | else if (ch == -1) { /* -1 is unmapped character */ |
9b877dbb |
270 | Copy(s, d, len, U8); |
271 | d += len; |
1aa99e6b |
272 | } |
273 | else if (ch == -2) /* -2 is delete character */ |
274 | matches++; |
275 | s += len; |
276 | } |
277 | } |
9b877dbb |
278 | if (grows) { |
279 | sv_setpvn(sv, (char*)dstart, d - dstart); |
280 | Safefree(dstart); |
281 | } |
282 | else { |
283 | *d = '\0'; |
284 | SvCUR_set(sv, d - dstart); |
285 | } |
1aa99e6b |
286 | SvUTF8_on(sv); |
4757a243 |
287 | } |
5e44153e |
288 | SvSETMAGIC(sv); |
4757a243 |
289 | return matches; |
290 | } |
291 | |
942e002e |
292 | STATIC I32 |
036b4402 |
293 | S_do_trans_simple_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
294 | { |
4757a243 |
295 | U8 *s; |
296 | U8 *send; |
297 | U8 *d; |
036b4402 |
298 | U8 *start; |
1aa99e6b |
299 | U8 *dstart, *dend; |
4757a243 |
300 | I32 matches = 0; |
9b877dbb |
301 | I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
4757a243 |
302 | STRLEN len; |
303 | |
304 | SV* rv = (SV*)cSVOP->op_sv; |
305 | HV* hv = (HV*)SvRV(rv); |
306 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
307 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
308 | UV extra = none + 1; |
309 | UV final; |
310 | UV uv; |
1aa99e6b |
311 | I32 isutf8; |
312 | U8 hibit = 0; |
4757a243 |
313 | |
314 | s = (U8*)SvPV(sv, len); |
1aa99e6b |
315 | isutf8 = SvUTF8(sv); |
316 | if (!isutf8) { |
317 | U8 *t = s, *e = s + len; |
318 | while (t < e) |
fd400ab9 |
319 | if ((hibit = UTF8_IS_CONTINUED(*t++))) |
1aa99e6b |
320 | break; |
321 | if (hibit) |
322 | s = bytes_to_utf8(s, &len); |
323 | } |
4757a243 |
324 | send = s + len; |
036b4402 |
325 | start = s; |
4757a243 |
326 | |
327 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
328 | if (svp) |
329 | final = SvUV(*svp); |
330 | |
9b877dbb |
331 | if (grows) { |
332 | /* d needs to be bigger than s, in case e.g. upgrading is required */ |
333 | New(0, d, len*3+UTF8_MAXLEN, U8); |
334 | dend = d + len * 3; |
335 | dstart = d; |
336 | } |
337 | else { |
338 | dstart = d = s; |
339 | dend = d + len; |
340 | } |
1aa99e6b |
341 | |
4757a243 |
342 | while (s < send) { |
343 | if ((uv = swash_fetch(rv, s)) < none) { |
344 | s += UTF8SKIP(s); |
345 | matches++; |
9041c2e3 |
346 | d = uvchr_to_utf8(d, uv); |
4757a243 |
347 | } |
348 | else if (uv == none) { |
1aa99e6b |
349 | int i = UTF8SKIP(s); |
9b877dbb |
350 | Copy(s, d, i, U8); |
351 | d += i; |
352 | s += i; |
4757a243 |
353 | } |
354 | else if (uv == extra) { |
1aa99e6b |
355 | int i = UTF8SKIP(s); |
036b4402 |
356 | s += i; |
4757a243 |
357 | matches++; |
9041c2e3 |
358 | d = uvchr_to_utf8(d, final); |
4757a243 |
359 | } |
360 | else |
361 | s += UTF8SKIP(s); |
1aa99e6b |
362 | |
9b877dbb |
363 | if (d > dend) { |
1aa99e6b |
364 | STRLEN clen = d - dstart; |
365 | STRLEN nlen = dend - dstart + len + UTF8_MAXLEN; |
9b877dbb |
366 | if (!grows) |
367 | Perl_croak(aTHX_ "panic: do_trans_complex_utf8"); |
1aa99e6b |
368 | Renew(dstart, nlen+UTF8_MAXLEN, U8); |
369 | d = dstart + clen; |
370 | dend = dstart + nlen; |
371 | } |
4757a243 |
372 | } |
16ec844d |
373 | if (grows || hibit) { |
9b877dbb |
374 | sv_setpvn(sv, (char*)dstart, d - dstart); |
375 | Safefree(dstart); |
16ec844d |
376 | if (grows && hibit) |
377 | Safefree(start); |
9b877dbb |
378 | } |
379 | else { |
380 | *d = '\0'; |
381 | SvCUR_set(sv, d - dstart); |
382 | } |
4757a243 |
383 | SvSETMAGIC(sv); |
1aa99e6b |
384 | SvUTF8_on(sv); |
9041c2e3 |
385 | /* Downgrading just 'cos it will is suspect - NI-S */ |
1aa99e6b |
386 | if (!isutf8 && !(PL_hints & HINT_UTF8)) |
387 | sv_utf8_downgrade(sv, TRUE); |
4757a243 |
388 | |
389 | return matches; |
390 | } |
391 | |
942e002e |
392 | STATIC I32 |
036b4402 |
393 | S_do_trans_count_utf8(pTHX_ SV *sv)/* SPC - OK */ |
4757a243 |
394 | { |
4757a243 |
395 | U8 *s; |
1aa99e6b |
396 | U8 *start, *send; |
4757a243 |
397 | I32 matches = 0; |
398 | STRLEN len; |
399 | |
400 | SV* rv = (SV*)cSVOP->op_sv; |
401 | HV* hv = (HV*)SvRV(rv); |
402 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
403 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
404 | UV uv; |
1aa99e6b |
405 | U8 hibit = 0; |
4757a243 |
406 | |
407 | s = (U8*)SvPV(sv, len); |
1aa99e6b |
408 | if (!SvUTF8(sv)) { |
409 | U8 *t = s, *e = s + len; |
410 | while (t < e) |
fd400ab9 |
411 | if ((hibit = !UTF8_IS_ASCII(*t++))) |
1aa99e6b |
412 | break; |
413 | if (hibit) |
414 | start = s = bytes_to_utf8(s, &len); |
415 | } |
4757a243 |
416 | send = s + len; |
417 | |
418 | while (s < send) { |
834a4ddd |
419 | if ((uv = swash_fetch(rv, s)) < none) |
4757a243 |
420 | matches++; |
834a4ddd |
421 | s += UTF8SKIP(s); |
4757a243 |
422 | } |
1aa99e6b |
423 | if (hibit) |
424 | Safefree(start); |
4757a243 |
425 | |
426 | return matches; |
427 | } |
428 | |
942e002e |
429 | STATIC I32 |
036b4402 |
430 | S_do_trans_complex_utf8(pTHX_ SV *sv) /* SPC - NOT OK */ |
4757a243 |
431 | { |
4757a243 |
432 | U8 *s; |
1aa99e6b |
433 | U8 *start, *send; |
4757a243 |
434 | U8 *d; |
435 | I32 matches = 0; |
436 | I32 squash = PL_op->op_private & OPpTRANS_SQUASH; |
4757a243 |
437 | I32 del = PL_op->op_private & OPpTRANS_DELETE; |
9b877dbb |
438 | I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
4757a243 |
439 | SV* rv = (SV*)cSVOP->op_sv; |
440 | HV* hv = (HV*)SvRV(rv); |
441 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
442 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
443 | UV extra = none + 1; |
444 | UV final; |
445 | UV uv; |
446 | STRLEN len; |
1aa99e6b |
447 | U8 *dstart, *dend; |
448 | I32 isutf8; |
449 | U8 hibit = 0; |
4757a243 |
450 | |
451 | s = (U8*)SvPV(sv, len); |
1aa99e6b |
452 | isutf8 = SvUTF8(sv); |
453 | if (!isutf8) { |
454 | U8 *t = s, *e = s + len; |
455 | while (t < e) |
fd400ab9 |
456 | if ((hibit = !UTF8_IS_ASCII(*t++))) |
1aa99e6b |
457 | break; |
458 | if (hibit) |
459 | s = bytes_to_utf8(s, &len); |
460 | } |
4757a243 |
461 | send = s + len; |
1aa99e6b |
462 | start = s; |
4757a243 |
463 | |
464 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
465 | if (svp) |
466 | final = SvUV(*svp); |
467 | |
9b877dbb |
468 | if (grows) { |
469 | /* d needs to be bigger than s, in case e.g. upgrading is required */ |
470 | New(0, d, len*3+UTF8_MAXLEN, U8); |
471 | dend = d + len * 3; |
472 | dstart = d; |
473 | } |
474 | else { |
475 | dstart = d = s; |
476 | dend = d + len; |
477 | } |
4757a243 |
478 | |
479 | if (squash) { |
480 | UV puv = 0xfeedface; |
481 | while (s < send) { |
1aa99e6b |
482 | uv = swash_fetch(rv, s); |
9041c2e3 |
483 | |
9b877dbb |
484 | if (d > dend) { |
485 | STRLEN clen = d - dstart; |
486 | STRLEN nlen = dend - dstart + len + UTF8_MAXLEN; |
487 | if (!grows) |
488 | Perl_croak(aTHX_ "panic: do_trans_complex_utf8"); |
1aa99e6b |
489 | Renew(dstart, nlen+UTF8_MAXLEN, U8); |
490 | d = dstart + clen; |
491 | dend = dstart + nlen; |
4757a243 |
492 | } |
493 | if (uv < none) { |
494 | matches++; |
94472101 |
495 | s += UTF8SKIP(s); |
4757a243 |
496 | if (uv != puv) { |
9041c2e3 |
497 | d = uvchr_to_utf8(d, uv); |
4757a243 |
498 | puv = uv; |
499 | } |
4757a243 |
500 | continue; |
501 | } |
502 | else if (uv == none) { /* "none" is unmapped character */ |
1aa99e6b |
503 | int i = UTF8SKIP(s); |
9b877dbb |
504 | Copy(s, d, i, U8); |
505 | d += i; |
506 | s += i; |
4757a243 |
507 | puv = 0xfeedface; |
508 | continue; |
a0ed51b3 |
509 | } |
4757a243 |
510 | else if (uv == extra && !del) { |
511 | matches++; |
94472101 |
512 | s += UTF8SKIP(s); |
4757a243 |
513 | if (uv != puv) { |
9041c2e3 |
514 | d = uvchr_to_utf8(d, final); |
4757a243 |
515 | puv = final; |
516 | } |
4757a243 |
517 | continue; |
518 | } |
01ec43d0 |
519 | matches++; /* "none+1" is delete character */ |
520 | s += UTF8SKIP(s); |
a0ed51b3 |
521 | } |
79072805 |
522 | } |
523 | else { |
4757a243 |
524 | while (s < send) { |
1aa99e6b |
525 | uv = swash_fetch(rv, s); |
9b877dbb |
526 | if (d > dend) { |
527 | STRLEN clen = d - dstart; |
528 | STRLEN nlen = dend - dstart + len + UTF8_MAXLEN; |
529 | if (!grows) |
530 | Perl_croak(aTHX_ "panic: do_trans_complex_utf8"); |
1aa99e6b |
531 | Renew(dstart, nlen+UTF8_MAXLEN, U8); |
532 | d = dstart + clen; |
533 | dend = dstart + nlen; |
a0ed51b3 |
534 | } |
4757a243 |
535 | if (uv < none) { |
536 | matches++; |
01ec43d0 |
537 | s += UTF8SKIP(s); |
9041c2e3 |
538 | d = uvchr_to_utf8(d, uv); |
4757a243 |
539 | continue; |
a0ed51b3 |
540 | } |
4757a243 |
541 | else if (uv == none) { /* "none" is unmapped character */ |
1aa99e6b |
542 | int i = UTF8SKIP(s); |
9b877dbb |
543 | Copy(s, d, i, U8); |
544 | d += i; |
545 | s += i; |
4757a243 |
546 | continue; |
79072805 |
547 | } |
4757a243 |
548 | else if (uv == extra && !del) { |
549 | matches++; |
01ec43d0 |
550 | s += UTF8SKIP(s); |
9041c2e3 |
551 | d = uvchr_to_utf8(d, final); |
4757a243 |
552 | continue; |
553 | } |
01ec43d0 |
554 | matches++; /* "none+1" is delete character */ |
555 | s += UTF8SKIP(s); |
79072805 |
556 | } |
4757a243 |
557 | } |
16ec844d |
558 | if (grows || hibit) { |
9b877dbb |
559 | sv_setpvn(sv, (char*)dstart, d - dstart); |
560 | Safefree(dstart); |
16ec844d |
561 | if (grows && hibit) |
562 | Safefree(start); |
9b877dbb |
563 | } |
564 | else { |
565 | *d = '\0'; |
566 | SvCUR_set(sv, d - dstart); |
567 | } |
1aa99e6b |
568 | SvUTF8_on(sv); |
1aa99e6b |
569 | if (!isutf8 && !(PL_hints & HINT_UTF8)) |
570 | sv_utf8_downgrade(sv, TRUE); |
4757a243 |
571 | SvSETMAGIC(sv); |
572 | |
573 | return matches; |
574 | } |
575 | |
576 | I32 |
864dbfa3 |
577 | Perl_do_trans(pTHX_ SV *sv) |
4757a243 |
578 | { |
579 | STRLEN len; |
8e84507e |
580 | I32 hasutf = (PL_op->op_private & |
036b4402 |
581 | (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)); |
4757a243 |
582 | |
583 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
cea2e8a9 |
584 | Perl_croak(aTHX_ PL_no_modify); |
4757a243 |
585 | |
586 | (void)SvPV(sv, len); |
587 | if (!len) |
588 | return 0; |
589 | if (!SvPOKp(sv)) |
590 | (void)SvPV_force(sv, len); |
2de7b02f |
591 | if (!(PL_op->op_private & OPpTRANS_IDENTICAL)) |
592 | (void)SvPOK_only_UTF8(sv); |
4757a243 |
593 | |
cea2e8a9 |
594 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
4757a243 |
595 | |
036b4402 |
596 | switch (PL_op->op_private & ~hasutf & 63) { |
4757a243 |
597 | case 0: |
01ec43d0 |
598 | if (hasutf) |
599 | return do_trans_simple_utf8(sv); |
600 | else |
601 | return do_trans_simple(sv); |
4757a243 |
602 | |
603 | case OPpTRANS_IDENTICAL: |
01ec43d0 |
604 | if (hasutf) |
605 | return do_trans_count_utf8(sv); |
606 | else |
607 | return do_trans_count(sv); |
4757a243 |
608 | |
609 | default: |
01ec43d0 |
610 | if (hasutf) |
036b4402 |
611 | return do_trans_complex_utf8(sv); |
4757a243 |
612 | else |
036b4402 |
613 | return do_trans_complex(sv); |
79072805 |
614 | } |
79072805 |
615 | } |
616 | |
617 | void |
864dbfa3 |
618 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
79072805 |
619 | { |
620 | SV **oldmark = mark; |
621 | register I32 items = sp - mark; |
79072805 |
622 | register STRLEN len; |
463ee0b2 |
623 | STRLEN delimlen; |
624 | register char *delim = SvPV(del, delimlen); |
625 | STRLEN tmplen; |
79072805 |
626 | |
627 | mark++; |
628 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
07f14f54 |
629 | (void)SvUPGRADE(sv, SVt_PV); |
79072805 |
630 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
631 | while (items-- > 0) { |
1426bbf4 |
632 | if (*mark && !SvGAMAGIC(*mark) && SvOK(*mark)) { |
463ee0b2 |
633 | SvPV(*mark, tmplen); |
634 | len += tmplen; |
79072805 |
635 | } |
636 | mark++; |
637 | } |
638 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
639 | |
640 | mark = oldmark; |
db7c17d7 |
641 | items = sp - mark; |
79072805 |
642 | ++mark; |
643 | } |
644 | |
463ee0b2 |
645 | if (items-- > 0) { |
92d29cee |
646 | sv_setpv(sv, ""); |
647 | if (*mark) |
648 | sv_catsv(sv, *mark); |
463ee0b2 |
649 | mark++; |
650 | } |
79072805 |
651 | else |
652 | sv_setpv(sv,""); |
c512ce4f |
653 | if (delimlen) { |
79072805 |
654 | for (; items > 0; items--,mark++) { |
c512ce4f |
655 | sv_catsv(sv,del); |
79072805 |
656 | sv_catsv(sv,*mark); |
657 | } |
658 | } |
659 | else { |
660 | for (; items > 0; items--,mark++) |
661 | sv_catsv(sv,*mark); |
662 | } |
663 | SvSETMAGIC(sv); |
664 | } |
665 | |
666 | void |
864dbfa3 |
667 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
79072805 |
668 | { |
46fc3d4c |
669 | STRLEN patlen; |
670 | char *pat = SvPV(*sarg, patlen); |
671 | bool do_taint = FALSE; |
672 | |
673 | sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint); |
79072805 |
674 | SvSETMAGIC(sv); |
46fc3d4c |
675 | if (do_taint) |
676 | SvTAINTED_on(sv); |
79072805 |
677 | } |
678 | |
33b45480 |
679 | /* currently converts input to bytes if possible, but doesn't sweat failure */ |
81e118e0 |
680 | UV |
681 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) |
682 | { |
683 | STRLEN srclen, len; |
684 | unsigned char *s = (unsigned char *) SvPV(sv, srclen); |
685 | UV retnum = 0; |
686 | |
a50d7633 |
687 | if (offset < 0) |
81e118e0 |
688 | return retnum; |
8e84507e |
689 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
a50d7633 |
690 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
246fae53 |
691 | |
dcad2880 |
692 | if (SvUTF8(sv)) |
33b45480 |
693 | (void) Perl_sv_utf8_downgrade(aTHX_ sv, TRUE); |
246fae53 |
694 | |
81e118e0 |
695 | offset *= size; /* turn into bit offset */ |
696 | len = (offset + size + 7) / 8; /* required number of bytes */ |
697 | if (len > srclen) { |
698 | if (size <= 8) |
699 | retnum = 0; |
700 | else { |
701 | offset >>= 3; /* turn into byte offset */ |
702 | if (size == 16) { |
703 | if (offset >= srclen) |
704 | retnum = 0; |
705 | else |
628e1a40 |
706 | retnum = (UV) s[offset] << 8; |
81e118e0 |
707 | } |
708 | else if (size == 32) { |
709 | if (offset >= srclen) |
710 | retnum = 0; |
711 | else if (offset + 1 >= srclen) |
712 | retnum = |
713 | ((UV) s[offset ] << 24); |
714 | else if (offset + 2 >= srclen) |
715 | retnum = |
716 | ((UV) s[offset ] << 24) + |
717 | ((UV) s[offset + 1] << 16); |
718 | else |
719 | retnum = |
720 | ((UV) s[offset ] << 24) + |
721 | ((UV) s[offset + 1] << 16) + |
722 | ( s[offset + 2] << 8); |
723 | } |
d7d93a81 |
724 | #ifdef UV_IS_QUAD |
c5a0f51a |
725 | else if (size == 64) { |
c5a0f51a |
726 | if (ckWARN(WARN_PORTABLE)) |
727 | Perl_warner(aTHX_ WARN_PORTABLE, |
728 | "Bit vector size > 32 non-portable"); |
729 | if (offset >= srclen) |
730 | retnum = 0; |
731 | else if (offset + 1 >= srclen) |
732 | retnum = |
733 | (UV) s[offset ] << 56; |
734 | else if (offset + 2 >= srclen) |
735 | retnum = |
736 | ((UV) s[offset ] << 56) + |
737 | ((UV) s[offset + 1] << 48); |
738 | else if (offset + 3 >= srclen) |
739 | retnum = |
740 | ((UV) s[offset ] << 56) + |
741 | ((UV) s[offset + 1] << 48) + |
742 | ((UV) s[offset + 2] << 40); |
743 | else if (offset + 4 >= srclen) |
744 | retnum = |
745 | ((UV) s[offset ] << 56) + |
746 | ((UV) s[offset + 1] << 48) + |
747 | ((UV) s[offset + 2] << 40) + |
748 | ((UV) s[offset + 3] << 32); |
749 | else if (offset + 5 >= srclen) |
750 | retnum = |
751 | ((UV) s[offset ] << 56) + |
752 | ((UV) s[offset + 1] << 48) + |
753 | ((UV) s[offset + 2] << 40) + |
754 | ((UV) s[offset + 3] << 32) + |
755 | ( s[offset + 4] << 24); |
756 | else if (offset + 6 >= srclen) |
757 | retnum = |
758 | ((UV) s[offset ] << 56) + |
759 | ((UV) s[offset + 1] << 48) + |
760 | ((UV) s[offset + 2] << 40) + |
761 | ((UV) s[offset + 3] << 32) + |
762 | ((UV) s[offset + 4] << 24) + |
763 | ((UV) s[offset + 5] << 16); |
764 | else |
8e84507e |
765 | retnum = |
c5a0f51a |
766 | ((UV) s[offset ] << 56) + |
767 | ((UV) s[offset + 1] << 48) + |
768 | ((UV) s[offset + 2] << 40) + |
769 | ((UV) s[offset + 3] << 32) + |
770 | ((UV) s[offset + 4] << 24) + |
771 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
772 | ( s[offset + 6] << 8); |
c5a0f51a |
773 | } |
774 | #endif |
81e118e0 |
775 | } |
776 | } |
777 | else if (size < 8) |
778 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
779 | else { |
780 | offset >>= 3; /* turn into byte offset */ |
781 | if (size == 8) |
782 | retnum = s[offset]; |
783 | else if (size == 16) |
784 | retnum = |
628e1a40 |
785 | ((UV) s[offset] << 8) + |
81e118e0 |
786 | s[offset + 1]; |
787 | else if (size == 32) |
788 | retnum = |
789 | ((UV) s[offset ] << 24) + |
790 | ((UV) s[offset + 1] << 16) + |
791 | ( s[offset + 2] << 8) + |
792 | s[offset + 3]; |
d7d93a81 |
793 | #ifdef UV_IS_QUAD |
c5a0f51a |
794 | else if (size == 64) { |
c5a0f51a |
795 | if (ckWARN(WARN_PORTABLE)) |
796 | Perl_warner(aTHX_ WARN_PORTABLE, |
797 | "Bit vector size > 32 non-portable"); |
798 | retnum = |
799 | ((UV) s[offset ] << 56) + |
800 | ((UV) s[offset + 1] << 48) + |
801 | ((UV) s[offset + 2] << 40) + |
802 | ((UV) s[offset + 3] << 32) + |
803 | ((UV) s[offset + 4] << 24) + |
804 | ((UV) s[offset + 5] << 16) + |
628e1a40 |
805 | ( s[offset + 6] << 8) + |
c5a0f51a |
806 | s[offset + 7]; |
807 | } |
808 | #endif |
81e118e0 |
809 | } |
810 | |
811 | return retnum; |
812 | } |
813 | |
33b45480 |
814 | /* currently converts input to bytes if possible but doesn't sweat failures, |
815 | * although it does ensure that the string it clobbers is not marked as |
816 | * utf8-valid any more |
817 | */ |
79072805 |
818 | void |
864dbfa3 |
819 | Perl_do_vecset(pTHX_ SV *sv) |
79072805 |
820 | { |
821 | SV *targ = LvTARG(sv); |
822 | register I32 offset; |
823 | register I32 size; |
8990e307 |
824 | register unsigned char *s; |
81e118e0 |
825 | register UV lval; |
79072805 |
826 | I32 mask; |
a0d0e21e |
827 | STRLEN targlen; |
828 | STRLEN len; |
79072805 |
829 | |
8990e307 |
830 | if (!targ) |
831 | return; |
a0d0e21e |
832 | s = (unsigned char*)SvPV_force(targ, targlen); |
246fae53 |
833 | if (SvUTF8(targ)) { |
33b45480 |
834 | /* This is handled by the SvPOK_only below... |
835 | if (!Perl_sv_utf8_downgrade(aTHX_ targ, TRUE)) |
836 | SvUTF8_off(targ); |
837 | */ |
838 | (void) Perl_sv_utf8_downgrade(aTHX_ targ, TRUE); |
246fae53 |
839 | } |
840 | |
4ebbc975 |
841 | (void)SvPOK_only(targ); |
81e118e0 |
842 | lval = SvUV(sv); |
79072805 |
843 | offset = LvTARGOFF(sv); |
fe58ced6 |
844 | if (offset < 0) |
845 | Perl_croak(aTHX_ "Assigning to negative offset in vec"); |
79072805 |
846 | size = LvTARGLEN(sv); |
8e84507e |
847 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
a50d7633 |
848 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
8e84507e |
849 | |
81e118e0 |
850 | offset *= size; /* turn into bit offset */ |
851 | len = (offset + size + 7) / 8; /* required number of bytes */ |
a0d0e21e |
852 | if (len > targlen) { |
853 | s = (unsigned char*)SvGROW(targ, len + 1); |
12ae5dfc |
854 | (void)memzero((char *)(s + targlen), len - targlen + 1); |
a0d0e21e |
855 | SvCUR_set(targ, len); |
856 | } |
8e84507e |
857 | |
79072805 |
858 | if (size < 8) { |
859 | mask = (1 << size) - 1; |
860 | size = offset & 7; |
861 | lval &= mask; |
81e118e0 |
862 | offset >>= 3; /* turn into byte offset */ |
79072805 |
863 | s[offset] &= ~(mask << size); |
864 | s[offset] |= lval << size; |
865 | } |
866 | else { |
81e118e0 |
867 | offset >>= 3; /* turn into byte offset */ |
79072805 |
868 | if (size == 8) |
c5a0f51a |
869 | s[offset ] = lval & 0xff; |
79072805 |
870 | else if (size == 16) { |
c5a0f51a |
871 | s[offset ] = (lval >> 8) & 0xff; |
872 | s[offset+1] = lval & 0xff; |
79072805 |
873 | } |
874 | else if (size == 32) { |
c5a0f51a |
875 | s[offset ] = (lval >> 24) & 0xff; |
876 | s[offset+1] = (lval >> 16) & 0xff; |
877 | s[offset+2] = (lval >> 8) & 0xff; |
878 | s[offset+3] = lval & 0xff; |
879 | } |
d7d93a81 |
880 | #ifdef UV_IS_QUAD |
c5a0f51a |
881 | else if (size == 64) { |
c5a0f51a |
882 | if (ckWARN(WARN_PORTABLE)) |
883 | Perl_warner(aTHX_ WARN_PORTABLE, |
884 | "Bit vector size > 32 non-portable"); |
885 | s[offset ] = (lval >> 56) & 0xff; |
886 | s[offset+1] = (lval >> 48) & 0xff; |
887 | s[offset+2] = (lval >> 40) & 0xff; |
888 | s[offset+3] = (lval >> 32) & 0xff; |
889 | s[offset+4] = (lval >> 24) & 0xff; |
890 | s[offset+5] = (lval >> 16) & 0xff; |
891 | s[offset+6] = (lval >> 8) & 0xff; |
892 | s[offset+7] = lval & 0xff; |
79072805 |
893 | } |
dc1e3f56 |
894 | #endif |
79072805 |
895 | } |
7bb043c3 |
896 | SvSETMAGIC(targ); |
79072805 |
897 | } |
898 | |
899 | void |
864dbfa3 |
900 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
79072805 |
901 | { |
463ee0b2 |
902 | STRLEN len; |
a0d0e21e |
903 | char *s; |
8e84507e |
904 | |
79072805 |
905 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e |
906 | register I32 i; |
907 | I32 max; |
908 | AV* av = (AV*)sv; |
909 | max = AvFILL(av); |
910 | for (i = 0; i <= max; i++) { |
911 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
912 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
913 | do_chop(astr, sv); |
914 | } |
915 | return; |
79072805 |
916 | } |
aa854799 |
917 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
918 | HV* hv = (HV*)sv; |
919 | HE* entry; |
920 | (void)hv_iterinit(hv); |
921 | /*SUPPRESS 560*/ |
155aba94 |
922 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
923 | do_chop(astr,hv_iterval(hv,entry)); |
924 | return; |
79072805 |
925 | } |
aa854799 |
926 | else if (SvREADONLY(sv)) |
cea2e8a9 |
927 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
928 | s = SvPV(sv, len); |
748a9306 |
929 | if (len && !SvPOK(sv)) |
a0d0e21e |
930 | s = SvPV_force(sv, len); |
7e2040f0 |
931 | if (DO_UTF8(sv)) { |
a0ed51b3 |
932 | if (s && len) { |
933 | char *send = s + len; |
934 | char *start = s; |
935 | s = send - 1; |
a0dbb045 |
936 | while (s > start && UTF8_IS_CONTINUATION(*s)) |
937 | s--; |
9041c2e3 |
938 | if (utf8_to_uvchr((U8*)s, 0)) { |
a0dbb045 |
939 | sv_setpvn(astr, s, send - s); |
940 | *s = '\0'; |
941 | SvCUR_set(sv, s - start); |
942 | SvNIOK_off(sv); |
943 | SvUTF8_on(astr); |
944 | } |
a0ed51b3 |
945 | } |
946 | else |
947 | sv_setpvn(astr, "", 0); |
948 | } |
7e2040f0 |
949 | else if (s && len) { |
a0d0e21e |
950 | s += --len; |
951 | sv_setpvn(astr, s, 1); |
952 | *s = '\0'; |
953 | SvCUR_set(sv, len); |
2c19a612 |
954 | SvUTF8_off(sv); |
a0d0e21e |
955 | SvNIOK_off(sv); |
79072805 |
956 | } |
957 | else |
a0d0e21e |
958 | sv_setpvn(astr, "", 0); |
959 | SvSETMAGIC(sv); |
7e2040f0 |
960 | } |
a0d0e21e |
961 | |
962 | I32 |
864dbfa3 |
963 | Perl_do_chomp(pTHX_ register SV *sv) |
a0d0e21e |
964 | { |
c07a80fd |
965 | register I32 count; |
a0d0e21e |
966 | STRLEN len; |
967 | char *s; |
c07a80fd |
968 | |
3280af22 |
969 | if (RsSNARF(PL_rs)) |
c07a80fd |
970 | return 0; |
4c5a6083 |
971 | if (RsRECORD(PL_rs)) |
972 | return 0; |
c07a80fd |
973 | count = 0; |
a0d0e21e |
974 | if (SvTYPE(sv) == SVt_PVAV) { |
975 | register I32 i; |
976 | I32 max; |
977 | AV* av = (AV*)sv; |
978 | max = AvFILL(av); |
979 | for (i = 0; i <= max; i++) { |
980 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 |
981 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e |
982 | count += do_chomp(sv); |
983 | } |
984 | return count; |
985 | } |
aa854799 |
986 | else if (SvTYPE(sv) == SVt_PVHV) { |
a0d0e21e |
987 | HV* hv = (HV*)sv; |
988 | HE* entry; |
989 | (void)hv_iterinit(hv); |
990 | /*SUPPRESS 560*/ |
155aba94 |
991 | while ((entry = hv_iternext(hv))) |
a0d0e21e |
992 | count += do_chomp(hv_iterval(hv,entry)); |
993 | return count; |
994 | } |
aa854799 |
995 | else if (SvREADONLY(sv)) |
cea2e8a9 |
996 | Perl_croak(aTHX_ PL_no_modify); |
a0d0e21e |
997 | s = SvPV(sv, len); |
998 | if (len && !SvPOKp(sv)) |
999 | s = SvPV_force(sv, len); |
1000 | if (s && len) { |
1001 | s += --len; |
3280af22 |
1002 | if (RsPARA(PL_rs)) { |
a0d0e21e |
1003 | if (*s != '\n') |
1004 | goto nope; |
1005 | ++count; |
1006 | while (len && s[-1] == '\n') { |
1007 | --len; |
1008 | --s; |
1009 | ++count; |
1010 | } |
1011 | } |
a0d0e21e |
1012 | else { |
c07a80fd |
1013 | STRLEN rslen; |
3280af22 |
1014 | char *rsptr = SvPV(PL_rs, rslen); |
c07a80fd |
1015 | if (rslen == 1) { |
1016 | if (*s != *rsptr) |
1017 | goto nope; |
1018 | ++count; |
1019 | } |
1020 | else { |
8c2cee6f |
1021 | if (len < rslen - 1) |
c07a80fd |
1022 | goto nope; |
1023 | len -= rslen - 1; |
1024 | s -= rslen - 1; |
36477c24 |
1025 | if (memNE(s, rsptr, rslen)) |
c07a80fd |
1026 | goto nope; |
1027 | count += rslen; |
1028 | } |
a0d0e21e |
1029 | } |
a0d0e21e |
1030 | *s = '\0'; |
1031 | SvCUR_set(sv, len); |
1032 | SvNIOK_off(sv); |
1033 | } |
1034 | nope: |
1035 | SvSETMAGIC(sv); |
1036 | return count; |
8e84507e |
1037 | } |
79072805 |
1038 | |
1039 | void |
864dbfa3 |
1040 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
79072805 |
1041 | { |
1042 | #ifdef LIBERAL |
1043 | register long *dl; |
1044 | register long *ll; |
1045 | register long *rl; |
1046 | #endif |
1047 | register char *dc; |
463ee0b2 |
1048 | STRLEN leftlen; |
1049 | STRLEN rightlen; |
7a4c00b4 |
1050 | register char *lc; |
1051 | register char *rc; |
79072805 |
1052 | register I32 len; |
a0d0e21e |
1053 | I32 lensave; |
7a4c00b4 |
1054 | char *lsave; |
1055 | char *rsave; |
0c57e439 |
1056 | bool left_utf = DO_UTF8(left); |
1057 | bool right_utf = DO_UTF8(right); |
c9b3c8d0 |
1058 | I32 needlen; |
0c57e439 |
1059 | |
1060 | if (left_utf && !right_utf) |
1061 | sv_utf8_upgrade(right); |
a1ca4561 |
1062 | else if (!left_utf && right_utf) |
0c57e439 |
1063 | sv_utf8_upgrade(left); |
79072805 |
1064 | |
1fbd88dc |
1065 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
1066 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ |
7a4c00b4 |
1067 | lsave = lc = SvPV(left, leftlen); |
1068 | rsave = rc = SvPV(right, rightlen); |
93a17b20 |
1069 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e |
1070 | lensave = len; |
c9b3c8d0 |
1071 | if ((left_utf || right_utf) && (sv == left || sv == right)) { |
1072 | needlen = optype == OP_BIT_AND ? len : leftlen + rightlen; |
1073 | Newz(801, dc, needlen + 1, char); |
1074 | } |
1075 | else if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { |
2d8e6c8d |
1076 | STRLEN n_a; |
1077 | dc = SvPV_force(sv, n_a); |
ff68c719 |
1078 | if (SvCUR(sv) < len) { |
1079 | dc = SvGROW(sv, len + 1); |
1080 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
1081 | } |
c9b3c8d0 |
1082 | if (optype != OP_BIT_AND && (left_utf || right_utf)) |
1083 | dc = SvGROW(sv, leftlen + rightlen + 1); |
ff68c719 |
1084 | } |
1085 | else { |
c9b3c8d0 |
1086 | needlen = ((optype == OP_BIT_AND) |
1087 | ? len : (leftlen > rightlen ? leftlen : rightlen)); |
ff68c719 |
1088 | Newz(801, dc, needlen + 1, char); |
1089 | (void)sv_usepvn(sv, dc, needlen); |
1090 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
79072805 |
1091 | } |
a0d0e21e |
1092 | SvCUR_set(sv, len); |
1093 | (void)SvPOK_only(sv); |
0c57e439 |
1094 | if (left_utf || right_utf) { |
1095 | UV duc, luc, ruc; |
c9b3c8d0 |
1096 | char *dcsave = dc; |
0c57e439 |
1097 | STRLEN lulen = leftlen; |
1098 | STRLEN rulen = rightlen; |
ba210ebe |
1099 | STRLEN ulen; |
0c57e439 |
1100 | |
1101 | switch (optype) { |
1102 | case OP_BIT_AND: |
1103 | while (lulen && rulen) { |
9041c2e3 |
1104 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1105 | lc += ulen; |
1106 | lulen -= ulen; |
9041c2e3 |
1107 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1108 | rc += ulen; |
1109 | rulen -= ulen; |
1110 | duc = luc & ruc; |
9041c2e3 |
1111 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 |
1112 | } |
c9b3c8d0 |
1113 | if (sv == left || sv == right) |
1114 | (void)sv_usepvn(sv, dcsave, needlen); |
1115 | SvCUR_set(sv, dc - dcsave); |
0c57e439 |
1116 | break; |
1117 | case OP_BIT_XOR: |
1118 | while (lulen && rulen) { |
9041c2e3 |
1119 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1120 | lc += ulen; |
1121 | lulen -= ulen; |
9041c2e3 |
1122 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1123 | rc += ulen; |
1124 | rulen -= ulen; |
1125 | duc = luc ^ ruc; |
9041c2e3 |
1126 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 |
1127 | } |
1128 | goto mop_up_utf; |
1129 | case OP_BIT_OR: |
1130 | while (lulen && rulen) { |
9041c2e3 |
1131 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1132 | lc += ulen; |
1133 | lulen -= ulen; |
9041c2e3 |
1134 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 |
1135 | rc += ulen; |
1136 | rulen -= ulen; |
1137 | duc = luc | ruc; |
9041c2e3 |
1138 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 |
1139 | } |
1140 | mop_up_utf: |
c9b3c8d0 |
1141 | if (sv == left || sv == right) |
1142 | (void)sv_usepvn(sv, dcsave, needlen); |
1143 | SvCUR_set(sv, dc - dcsave); |
0c57e439 |
1144 | if (rulen) |
1145 | sv_catpvn(sv, rc, rulen); |
1146 | else if (lulen) |
1147 | sv_catpvn(sv, lc, lulen); |
1148 | else |
1149 | *SvEND(sv) = '\0'; |
1150 | break; |
1151 | } |
1152 | SvUTF8_on(sv); |
1153 | goto finish; |
1154 | } |
1155 | else |
79072805 |
1156 | #ifdef LIBERAL |
1157 | if (len >= sizeof(long)*4 && |
1158 | !((long)dc % sizeof(long)) && |
1159 | !((long)lc % sizeof(long)) && |
1160 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
1161 | { |
1162 | I32 remainder = len % (sizeof(long)*4); |
1163 | len /= (sizeof(long)*4); |
1164 | |
1165 | dl = (long*)dc; |
1166 | ll = (long*)lc; |
1167 | rl = (long*)rc; |
1168 | |
1169 | switch (optype) { |
1170 | case OP_BIT_AND: |
1171 | while (len--) { |
1172 | *dl++ = *ll++ & *rl++; |
1173 | *dl++ = *ll++ & *rl++; |
1174 | *dl++ = *ll++ & *rl++; |
1175 | *dl++ = *ll++ & *rl++; |
1176 | } |
1177 | break; |
a0d0e21e |
1178 | case OP_BIT_XOR: |
79072805 |
1179 | while (len--) { |
1180 | *dl++ = *ll++ ^ *rl++; |
1181 | *dl++ = *ll++ ^ *rl++; |
1182 | *dl++ = *ll++ ^ *rl++; |
1183 | *dl++ = *ll++ ^ *rl++; |
1184 | } |
1185 | break; |
1186 | case OP_BIT_OR: |
1187 | while (len--) { |
1188 | *dl++ = *ll++ | *rl++; |
1189 | *dl++ = *ll++ | *rl++; |
1190 | *dl++ = *ll++ | *rl++; |
1191 | *dl++ = *ll++ | *rl++; |
1192 | } |
1193 | } |
1194 | |
1195 | dc = (char*)dl; |
1196 | lc = (char*)ll; |
1197 | rc = (char*)rl; |
1198 | |
1199 | len = remainder; |
1200 | } |
1201 | #endif |
a0d0e21e |
1202 | { |
a0d0e21e |
1203 | switch (optype) { |
1204 | case OP_BIT_AND: |
1205 | while (len--) |
1206 | *dc++ = *lc++ & *rc++; |
1207 | break; |
1208 | case OP_BIT_XOR: |
1209 | while (len--) |
1210 | *dc++ = *lc++ ^ *rc++; |
1211 | goto mop_up; |
1212 | case OP_BIT_OR: |
1213 | while (len--) |
1214 | *dc++ = *lc++ | *rc++; |
1215 | mop_up: |
1216 | len = lensave; |
1217 | if (rightlen > len) |
1218 | sv_catpvn(sv, rsave + len, rightlen - len); |
1219 | else if (leftlen > len) |
1220 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 |
1221 | else |
1222 | *SvEND(sv) = '\0'; |
a0d0e21e |
1223 | break; |
1224 | } |
79072805 |
1225 | } |
0c57e439 |
1226 | finish: |
fb73857a |
1227 | SvTAINT(sv); |
79072805 |
1228 | } |
463ee0b2 |
1229 | |
1230 | OP * |
cea2e8a9 |
1231 | Perl_do_kv(pTHX) |
463ee0b2 |
1232 | { |
39644a26 |
1233 | dSP; |
463ee0b2 |
1234 | HV *hv = (HV*)POPs; |
800e9ae0 |
1235 | HV *keys; |
463ee0b2 |
1236 | register HE *entry; |
463ee0b2 |
1237 | SV *tmpstr; |
54310121 |
1238 | I32 gimme = GIMME_V; |
533c011a |
1239 | I32 dokeys = (PL_op->op_type == OP_KEYS); |
1240 | I32 dovalues = (PL_op->op_type == OP_VALUES); |
c750a3ec |
1241 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
8e84507e |
1242 | |
1243 | if (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV) |
a0d0e21e |
1244 | dokeys = dovalues = TRUE; |
463ee0b2 |
1245 | |
85581909 |
1246 | if (!hv) { |
78f9721b |
1247 | if (PL_op->op_flags & OPf_MOD || LVRET) { /* lvalue */ |
85581909 |
1248 | dTARGET; /* make sure to clear its target here */ |
1249 | if (SvTYPE(TARG) == SVt_PVLV) |
1250 | LvTARG(TARG) = Nullsv; |
1251 | PUSHs(TARG); |
1252 | } |
463ee0b2 |
1253 | RETURN; |
85581909 |
1254 | } |
748a9306 |
1255 | |
800e9ae0 |
1256 | keys = realhv ? hv : avhv_keys((AV*)hv); |
1257 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
748a9306 |
1258 | |
54310121 |
1259 | if (gimme == G_VOID) |
aa689395 |
1260 | RETURN; |
1261 | |
54310121 |
1262 | if (gimme == G_SCALAR) { |
6ee623d5 |
1263 | IV i; |
463ee0b2 |
1264 | dTARGET; |
1265 | |
78f9721b |
1266 | if (PL_op->op_flags & OPf_MOD || LVRET) { /* lvalue */ |
85581909 |
1267 | if (SvTYPE(TARG) < SVt_PVLV) { |
1268 | sv_upgrade(TARG, SVt_PVLV); |
1269 | sv_magic(TARG, Nullsv, 'k', Nullch, 0); |
1270 | } |
1271 | LvTYPE(TARG) = 'k'; |
800e9ae0 |
1272 | if (LvTARG(TARG) != (SV*)keys) { |
6ff81951 |
1273 | if (LvTARG(TARG)) |
1274 | SvREFCNT_dec(LvTARG(TARG)); |
800e9ae0 |
1275 | LvTARG(TARG) = SvREFCNT_inc(keys); |
6ff81951 |
1276 | } |
85581909 |
1277 | PUSHs(TARG); |
1278 | RETURN; |
1279 | } |
1280 | |
33c27489 |
1281 | if (! SvTIED_mg((SV*)keys, 'P')) |
800e9ae0 |
1282 | i = HvKEYS(keys); |
463ee0b2 |
1283 | else { |
1284 | i = 0; |
463ee0b2 |
1285 | /*SUPPRESS 560*/ |
800e9ae0 |
1286 | while (hv_iternext(keys)) i++; |
463ee0b2 |
1287 | } |
1288 | PUSHi( i ); |
1289 | RETURN; |
1290 | } |
1291 | |
8ed4b672 |
1292 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
463ee0b2 |
1293 | |
463ee0b2 |
1294 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
155aba94 |
1295 | while ((entry = hv_iternext(keys))) { |
463ee0b2 |
1296 | SPAGAIN; |
6bfc225d |
1297 | if (dokeys) |
8c2cee6f |
1298 | XPUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
463ee0b2 |
1299 | if (dovalues) { |
463ee0b2 |
1300 | PUTBACK; |
b6429b1b |
1301 | tmpstr = realhv ? |
1302 | hv_iterval(hv,entry) : avhv_iterval((AV*)hv,entry); |
cea2e8a9 |
1303 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
46fc3d4c |
1304 | (unsigned long)HeHASH(entry), |
800e9ae0 |
1305 | HvMAX(keys)+1, |
1306 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
463ee0b2 |
1307 | SPAGAIN; |
46fc3d4c |
1308 | XPUSHs(tmpstr); |
463ee0b2 |
1309 | } |
1310 | PUTBACK; |
1311 | } |
1312 | return NORMAL; |
1313 | } |
4e35701f |
1314 | |