Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* doop.c |
79072805 | 2 | * |
4bb101f2 | 3 | * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, |
b94e2f88 | 4 | * 2000, 2001, 2002, 2004, 2005, 2006, by Larry Wall and others |
79072805 LW |
5 | * |
6 | * You may distribute under the terms of either the GNU General Public | |
7 | * License or the Artistic License, as specified in the README file. | |
8 | * | |
a0d0e21e LW |
9 | */ |
10 | ||
11 | /* | |
12 | * "'So that was the job I felt I had to do when I started,' thought Sam." | |
79072805 LW |
13 | */ |
14 | ||
166f8a29 DM |
15 | /* This file contains some common functions needed to carry out certain |
16 | * ops. For example both pp_schomp() and pp_chomp() - scalar and array | |
17 | * chomp operations - call the function do_chomp() found in this file. | |
18 | */ | |
19 | ||
79072805 | 20 | #include "EXTERN.h" |
864dbfa3 | 21 | #define PERL_IN_DOOP_C |
79072805 LW |
22 | #include "perl.h" |
23 | ||
64ca3a65 | 24 | #ifndef PERL_MICRO |
79072805 LW |
25 | #include <signal.h> |
26 | #endif | |
27 | ||
942e002e | 28 | STATIC I32 |
c395bd6c | 29 | S_do_trans_simple(pTHX_ SV * const sv) |
79072805 | 30 | { |
97aff369 | 31 | dVAR; |
4757a243 | 32 | I32 matches = 0; |
463ee0b2 | 33 | STRLEN len; |
c395bd6c AL |
34 | U8 *s = (U8*)SvPV(sv,len); |
35 | U8 * const send = s+len; | |
79072805 | 36 | |
c4420975 | 37 | const short * const tbl = (short*)cPVOP->op_pv; |
4757a243 | 38 | if (!tbl) |
7d85a32c | 39 | Perl_croak(aTHX_ "panic: do_trans_simple line %d",__LINE__); |
a0ed51b3 | 40 | |
1e54db1a | 41 | /* First, take care of non-UTF-8 input strings, because they're easy */ |
1aa99e6b | 42 | if (!SvUTF8(sv)) { |
01ec43d0 | 43 | while (s < send) { |
f54cb97a AL |
44 | const I32 ch = tbl[*s]; |
45 | if (ch >= 0) { | |
01ec43d0 | 46 | matches++; |
c4420975 | 47 | *s = (U8)ch; |
01ec43d0 | 48 | } |
c4420975 | 49 | s++; |
01ec43d0 GS |
50 | } |
51 | SvSETMAGIC(sv); | |
9b877dbb IH |
52 | } |
53 | else { | |
c395bd6c AL |
54 | const I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
55 | U8 *d; | |
56 | U8 *dstart; | |
57 | ||
58 | /* Allow for expansion: $_="a".chr(400); tr/a/\xFE/, FE needs encoding */ | |
59 | if (grows) | |
60 | Newx(d, len*2+1, U8); | |
61 | else | |
62 | d = s; | |
63 | dstart = d; | |
64 | while (s < send) { | |
65 | STRLEN ulen; | |
66 | I32 ch; | |
67 | ||
68 | /* Need to check this, otherwise 128..255 won't match */ | |
69 | const UV c = utf8n_to_uvchr(s, send - s, &ulen, UTF8_ALLOW_DEFAULT); | |
70 | if (c < 0x100 && (ch = tbl[c]) >= 0) { | |
71 | matches++; | |
72 | d = uvchr_to_utf8(d, ch); | |
73 | s += ulen; | |
74 | } | |
75 | else { /* No match -> copy */ | |
76 | Move(s, d, ulen, U8); | |
77 | d += ulen; | |
78 | s += ulen; | |
79 | } | |
80 | } | |
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 | } | |
89 | SvUTF8_on(sv); | |
90 | SvSETMAGIC(sv); | |
9b877dbb | 91 | } |
4757a243 LW |
92 | return matches; |
93 | } | |
94 | ||
942e002e | 95 | STATIC I32 |
c395bd6c | 96 | S_do_trans_count(pTHX_ SV * const sv) |
4757a243 | 97 | { |
97aff369 | 98 | dVAR; |
4757a243 | 99 | STRLEN len; |
c395bd6c AL |
100 | const U8 *s = (const U8*)SvPV_const(sv, len); |
101 | const U8 * const send = s + len; | |
102 | I32 matches = 0; | |
4757a243 | 103 | |
f54cb97a | 104 | const short * const tbl = (short*)cPVOP->op_pv; |
4757a243 | 105 | if (!tbl) |
7d85a32c | 106 | Perl_croak(aTHX_ "panic: do_trans_count line %d",__LINE__); |
4757a243 | 107 | |
c395bd6c | 108 | if (!SvUTF8(sv)) { |
1aa99e6b IH |
109 | while (s < send) { |
110 | if (tbl[*s++] >= 0) | |
036b4402 | 111 | matches++; |
1aa99e6b | 112 | } |
c395bd6c | 113 | } |
fabdb6c0 AL |
114 | else { |
115 | const I32 complement = PL_op->op_private & OPpTRANS_COMPLEMENT; | |
1aa99e6b | 116 | while (s < send) { |
1aa99e6b | 117 | STRLEN ulen; |
9f7f3913 | 118 | const UV c = utf8n_to_uvchr(s, send - s, &ulen, UTF8_ALLOW_DEFAULT); |
8973db79 JH |
119 | if (c < 0x100) { |
120 | if (tbl[c] >= 0) | |
121 | matches++; | |
122 | } else if (complement) | |
1aa99e6b IH |
123 | matches++; |
124 | s += ulen; | |
125 | } | |
fabdb6c0 | 126 | } |
4757a243 LW |
127 | |
128 | return matches; | |
129 | } | |
130 | ||
942e002e | 131 | STATIC I32 |
c395bd6c | 132 | S_do_trans_complex(pTHX_ SV * const sv) |
4757a243 | 133 | { |
97aff369 | 134 | dVAR; |
c395bd6c AL |
135 | STRLEN len; |
136 | U8 *s = (U8*)SvPV(sv, len); | |
137 | U8 * const send = s+len; | |
4757a243 | 138 | I32 matches = 0; |
4757a243 | 139 | |
f54cb97a | 140 | const short * const tbl = (short*)cPVOP->op_pv; |
4757a243 | 141 | if (!tbl) |
7d85a32c | 142 | Perl_croak(aTHX_ "panic: do_trans_complex line %d",__LINE__); |
4757a243 | 143 | |
c395bd6c AL |
144 | if (!SvUTF8(sv)) { |
145 | U8 *d = s; | |
146 | U8 * const dstart = d; | |
4757a243 | 147 | |
1aa99e6b | 148 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
f54cb97a | 149 | const U8* p = send; |
1aa99e6b | 150 | while (s < send) { |
f54cb97a AL |
151 | const I32 ch = tbl[*s]; |
152 | if (ch >= 0) { | |
eb160463 | 153 | *d = (U8)ch; |
036b4402 | 154 | matches++; |
1aa99e6b IH |
155 | if (p != d - 1 || *p != *d) |
156 | p = d++; | |
157 | } | |
158 | else if (ch == -1) /* -1 is unmapped character */ | |
159 | *d++ = *s; | |
160 | else if (ch == -2) /* -2 is delete character */ | |
161 | matches++; | |
162 | s++; | |
163 | } | |
a0ed51b3 | 164 | } |
1aa99e6b IH |
165 | else { |
166 | while (s < send) { | |
f54cb97a AL |
167 | const I32 ch = tbl[*s]; |
168 | if (ch >= 0) { | |
1aa99e6b | 169 | matches++; |
eb160463 | 170 | *d++ = (U8)ch; |
1aa99e6b IH |
171 | } |
172 | else if (ch == -1) /* -1 is unmapped character */ | |
173 | *d++ = *s; | |
174 | else if (ch == -2) /* -2 is delete character */ | |
175 | matches++; | |
176 | s++; | |
177 | } | |
178 | } | |
76ef7183 | 179 | *d = '\0'; |
1aa99e6b | 180 | SvCUR_set(sv, d - dstart); |
4757a243 | 181 | } |
c395bd6c | 182 | else { /* is utf8 */ |
fabdb6c0 AL |
183 | const I32 complement = PL_op->op_private & OPpTRANS_COMPLEMENT; |
184 | const I32 grows = PL_op->op_private & OPpTRANS_GROWS; | |
185 | const I32 del = PL_op->op_private & OPpTRANS_DELETE; | |
c395bd6c AL |
186 | U8 *d; |
187 | U8 *dstart; | |
188 | STRLEN rlen = 0; | |
fabdb6c0 | 189 | |
9b877dbb | 190 | if (grows) |
a02a5408 | 191 | Newx(d, len*2+1, U8); |
9b877dbb IH |
192 | else |
193 | d = s; | |
1aa99e6b | 194 | dstart = d; |
8973db79 JH |
195 | if (complement && !del) |
196 | rlen = tbl[0x100]; | |
1aa99e6b | 197 | |
4aecb5b5 JH |
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 IH |
203 | UV pch = 0xfeedface; |
204 | while (s < send) { | |
205 | STRLEN len; | |
9f7f3913 TS |
206 | const UV comp = utf8n_to_uvchr(s, send - s, &len, |
207 | UTF8_ALLOW_DEFAULT); | |
f54cb97a | 208 | I32 ch; |
1aa99e6b | 209 | |
8973db79 JH |
210 | if (comp > 0xff) { |
211 | if (!complement) { | |
640af7f1 | 212 | Move(s, d, len, U8); |
8973db79 JH |
213 | d += len; |
214 | } | |
215 | else { | |
216 | matches++; | |
217 | if (!del) { | |
bb7a0f54 | 218 | ch = (rlen == 0) ? (I32)comp : |
05d340b8 | 219 | (comp - 0x100 < rlen) ? |
8973db79 | 220 | tbl[comp+1] : tbl[0x100+rlen]; |
eb160463 | 221 | if ((UV)ch != pch) { |
9041c2e3 | 222 | d = uvchr_to_utf8(d, ch); |
eb160463 | 223 | pch = (UV)ch; |
8973db79 JH |
224 | } |
225 | s += len; | |
226 | continue; | |
227 | } | |
228 | } | |
9b877dbb | 229 | } |
1aa99e6b IH |
230 | else if ((ch = tbl[comp]) >= 0) { |
231 | matches++; | |
eb160463 | 232 | if ((UV)ch != pch) { |
9041c2e3 | 233 | d = uvchr_to_utf8(d, ch); |
eb160463 | 234 | pch = (UV)ch; |
1aa99e6b IH |
235 | } |
236 | s += len; | |
237 | continue; | |
238 | } | |
9b877dbb | 239 | else if (ch == -1) { /* -1 is unmapped character */ |
640af7f1 | 240 | Move(s, d, len, U8); |
9b877dbb IH |
241 | d += len; |
242 | } | |
1aa99e6b IH |
243 | else if (ch == -2) /* -2 is delete character */ |
244 | matches++; | |
245 | s += len; | |
246 | pch = 0xfeedface; | |
247 | } | |
5d06d08e | 248 | } |
1aa99e6b IH |
249 | else { |
250 | while (s < send) { | |
251 | STRLEN len; | |
9f7f3913 TS |
252 | const UV comp = utf8n_to_uvchr(s, send - s, &len, |
253 | UTF8_ALLOW_DEFAULT); | |
f54cb97a | 254 | I32 ch; |
8973db79 JH |
255 | if (comp > 0xff) { |
256 | if (!complement) { | |
0376ff32 | 257 | Move(s, d, len, U8); |
8973db79 JH |
258 | d += len; |
259 | } | |
260 | else { | |
261 | matches++; | |
262 | if (!del) { | |
9041c2e3 NIS |
263 | if (comp - 0x100 < rlen) |
264 | d = uvchr_to_utf8(d, tbl[comp+1]); | |
8973db79 | 265 | else |
9041c2e3 | 266 | d = uvchr_to_utf8(d, tbl[0x100+rlen]); |
8973db79 JH |
267 | } |
268 | } | |
9b877dbb | 269 | } |
1aa99e6b | 270 | else if ((ch = tbl[comp]) >= 0) { |
9041c2e3 | 271 | d = uvchr_to_utf8(d, ch); |
1aa99e6b IH |
272 | matches++; |
273 | } | |
274 | else if (ch == -1) { /* -1 is unmapped character */ | |
640af7f1 | 275 | Move(s, d, len, U8); |
9b877dbb | 276 | d += len; |
1aa99e6b IH |
277 | } |
278 | else if (ch == -2) /* -2 is delete character */ | |
279 | matches++; | |
280 | s += len; | |
281 | } | |
282 | } | |
9b877dbb IH |
283 | if (grows) { |
284 | sv_setpvn(sv, (char*)dstart, d - dstart); | |
285 | Safefree(dstart); | |
286 | } | |
287 | else { | |
288 | *d = '\0'; | |
289 | SvCUR_set(sv, d - dstart); | |
290 | } | |
1aa99e6b | 291 | SvUTF8_on(sv); |
4757a243 | 292 | } |
5e44153e | 293 | SvSETMAGIC(sv); |
4757a243 LW |
294 | return matches; |
295 | } | |
296 | ||
942e002e | 297 | STATIC I32 |
c395bd6c | 298 | S_do_trans_simple_utf8(pTHX_ SV * const sv) |
4757a243 | 299 | { |
97aff369 | 300 | dVAR; |
4757a243 LW |
301 | U8 *s; |
302 | U8 *send; | |
303 | U8 *d; | |
036b4402 | 304 | U8 *start; |
1aa99e6b | 305 | U8 *dstart, *dend; |
4757a243 | 306 | I32 matches = 0; |
f54cb97a | 307 | const I32 grows = PL_op->op_private & OPpTRANS_GROWS; |
4757a243 LW |
308 | STRLEN len; |
309 | ||
53c1dcc0 AL |
310 | SV* const rv = (SV*)cSVOP->op_sv; |
311 | HV* const hv = (HV*)SvRV(rv); | |
a4fc7abc | 312 | SV* const * svp = hv_fetchs(hv, "NONE", FALSE); |
f54cb97a AL |
313 | const UV none = svp ? SvUV(*svp) : 0x7fffffff; |
314 | const UV extra = none + 1; | |
b7953727 | 315 | UV final = 0; |
1aa99e6b | 316 | U8 hibit = 0; |
4757a243 LW |
317 | |
318 | s = (U8*)SvPV(sv, len); | |
c395bd6c | 319 | if (!SvUTF8(sv)) { |
c4420975 AL |
320 | const U8 *t = s; |
321 | const U8 * const e = s + len; | |
c4d5f83a | 322 | while (t < e) { |
f54cb97a | 323 | const U8 ch = *t++; |
fabdb6c0 AL |
324 | hibit = !NATIVE_IS_INVARIANT(ch); |
325 | if (hibit) { | |
326 | s = bytes_to_utf8(s, &len); | |
1aa99e6b | 327 | break; |
fabdb6c0 | 328 | } |
c4d5f83a | 329 | } |
1aa99e6b | 330 | } |
4757a243 | 331 | send = s + len; |
036b4402 | 332 | start = s; |
4757a243 | 333 | |
a4fc7abc | 334 | svp = hv_fetchs(hv, "FINAL", FALSE); |
4757a243 LW |
335 | if (svp) |
336 | final = SvUV(*svp); | |
337 | ||
9b877dbb IH |
338 | if (grows) { |
339 | /* d needs to be bigger than s, in case e.g. upgrading is required */ | |
a02a5408 | 340 | Newx(d, len * 3 + UTF8_MAXBYTES, U8); |
9b877dbb IH |
341 | dend = d + len * 3; |
342 | dstart = d; | |
343 | } | |
344 | else { | |
345 | dstart = d = s; | |
346 | dend = d + len; | |
347 | } | |
1aa99e6b | 348 | |
4757a243 | 349 | while (s < send) { |
0bcc34c2 AL |
350 | const UV uv = swash_fetch(rv, s, TRUE); |
351 | if (uv < none) { | |
4757a243 LW |
352 | s += UTF8SKIP(s); |
353 | matches++; | |
7d85a32c | 354 | d = uvuni_to_utf8(d, uv); |
4757a243 LW |
355 | } |
356 | else if (uv == none) { | |
4373e329 | 357 | const int i = UTF8SKIP(s); |
0376ff32 | 358 | Move(s, d, i, U8); |
9b877dbb IH |
359 | d += i; |
360 | s += i; | |
4757a243 LW |
361 | } |
362 | else if (uv == extra) { | |
4373e329 | 363 | s += UTF8SKIP(s); |
4757a243 | 364 | matches++; |
7d85a32c | 365 | d = uvuni_to_utf8(d, final); |
4757a243 LW |
366 | } |
367 | else | |
368 | s += UTF8SKIP(s); | |
1aa99e6b | 369 | |
9b877dbb | 370 | if (d > dend) { |
4373e329 AL |
371 | const STRLEN clen = d - dstart; |
372 | const STRLEN nlen = dend - dstart + len + UTF8_MAXBYTES; | |
9b877dbb | 373 | if (!grows) |
7d85a32c | 374 | Perl_croak(aTHX_ "panic: do_trans_simple_utf8 line %d",__LINE__); |
89ebb4a3 | 375 | Renew(dstart, nlen + UTF8_MAXBYTES, U8); |
1aa99e6b IH |
376 | d = dstart + clen; |
377 | dend = dstart + nlen; | |
378 | } | |
4757a243 | 379 | } |
16ec844d | 380 | if (grows || hibit) { |
9b877dbb IH |
381 | sv_setpvn(sv, (char*)dstart, d - dstart); |
382 | Safefree(dstart); | |
16ec844d IH |
383 | if (grows && hibit) |
384 | Safefree(start); | |
9b877dbb IH |
385 | } |
386 | else { | |
387 | *d = '\0'; | |
388 | SvCUR_set(sv, d - dstart); | |
389 | } | |
4757a243 | 390 | SvSETMAGIC(sv); |
1aa99e6b | 391 | SvUTF8_on(sv); |
4757a243 LW |
392 | |
393 | return matches; | |
394 | } | |
395 | ||
942e002e | 396 | STATIC I32 |
c395bd6c | 397 | S_do_trans_count_utf8(pTHX_ SV * const sv) |
4757a243 | 398 | { |
97aff369 | 399 | dVAR; |
93524f2b | 400 | const U8 *s; |
cbbf8932 AL |
401 | const U8 *start = NULL; |
402 | const U8 *send; | |
4757a243 LW |
403 | I32 matches = 0; |
404 | STRLEN len; | |
405 | ||
53c1dcc0 AL |
406 | SV* const rv = (SV*)cSVOP->op_sv; |
407 | HV* const hv = (HV*)SvRV(rv); | |
a4fc7abc | 408 | SV* const * const svp = hv_fetchs(hv, "NONE", FALSE); |
f54cb97a AL |
409 | const UV none = svp ? SvUV(*svp) : 0x7fffffff; |
410 | const UV extra = none + 1; | |
1aa99e6b | 411 | U8 hibit = 0; |
4757a243 | 412 | |
93524f2b | 413 | s = (const U8*)SvPV_const(sv, len); |
1aa99e6b | 414 | if (!SvUTF8(sv)) { |
4373e329 | 415 | const U8 *t = s; |
c4420975 | 416 | const U8 * const e = s + len; |
c4d5f83a | 417 | while (t < e) { |
4373e329 | 418 | const U8 ch = *t++; |
fabdb6c0 AL |
419 | hibit = !NATIVE_IS_INVARIANT(ch); |
420 | if (hibit) { | |
421 | start = s = bytes_to_utf8(s, &len); | |
1aa99e6b | 422 | break; |
fabdb6c0 | 423 | } |
c4d5f83a | 424 | } |
1aa99e6b | 425 | } |
4757a243 LW |
426 | send = s + len; |
427 | ||
428 | while (s < send) { | |
c4420975 AL |
429 | const UV uv = swash_fetch(rv, s, TRUE); |
430 | if (uv < none || uv == extra) | |
4757a243 | 431 | matches++; |
834a4ddd | 432 | s += UTF8SKIP(s); |
4757a243 | 433 | } |
1aa99e6b IH |
434 | if (hibit) |
435 | Safefree(start); | |
4757a243 LW |
436 | |
437 | return matches; | |
438 | } | |
439 | ||
942e002e | 440 | STATIC I32 |
c395bd6c | 441 | S_do_trans_complex_utf8(pTHX_ SV * const sv) |
4757a243 | 442 | { |
97aff369 | 443 | dVAR; |
1aa99e6b | 444 | U8 *start, *send; |
4757a243 LW |
445 | U8 *d; |
446 | I32 matches = 0; | |
4373e329 AL |
447 | const I32 squash = PL_op->op_private & OPpTRANS_SQUASH; |
448 | const I32 del = PL_op->op_private & OPpTRANS_DELETE; | |
449 | const I32 grows = PL_op->op_private & OPpTRANS_GROWS; | |
53c1dcc0 AL |
450 | SV * const rv = (SV*)cSVOP->op_sv; |
451 | HV * const hv = (HV*)SvRV(rv); | |
a4fc7abc | 452 | SV * const *svp = hv_fetchs(hv, "NONE", FALSE); |
f54cb97a AL |
453 | const UV none = svp ? SvUV(*svp) : 0x7fffffff; |
454 | const UV extra = none + 1; | |
b7953727 | 455 | UV final = 0; |
45005bfb | 456 | bool havefinal = FALSE; |
4757a243 | 457 | STRLEN len; |
1aa99e6b | 458 | U8 *dstart, *dend; |
1aa99e6b | 459 | U8 hibit = 0; |
4757a243 | 460 | |
f54cb97a | 461 | U8 *s = (U8*)SvPV(sv, len); |
c395bd6c | 462 | if (!SvUTF8(sv)) { |
53c1dcc0 AL |
463 | const U8 *t = s; |
464 | const U8 * const e = s + len; | |
c4d5f83a | 465 | while (t < e) { |
f54cb97a | 466 | const U8 ch = *t++; |
fabdb6c0 AL |
467 | hibit = !NATIVE_IS_INVARIANT(ch); |
468 | if (hibit) { | |
469 | s = bytes_to_utf8(s, &len); | |
1aa99e6b | 470 | break; |
fabdb6c0 | 471 | } |
c4d5f83a | 472 | } |
1aa99e6b | 473 | } |
4757a243 | 474 | send = s + len; |
1aa99e6b | 475 | start = s; |
4757a243 | 476 | |
a4fc7abc | 477 | svp = hv_fetchs(hv, "FINAL", FALSE); |
45005bfb | 478 | if (svp) { |
4757a243 | 479 | final = SvUV(*svp); |
45005bfb JH |
480 | havefinal = TRUE; |
481 | } | |
4757a243 | 482 | |
9b877dbb IH |
483 | if (grows) { |
484 | /* d needs to be bigger than s, in case e.g. upgrading is required */ | |
a02a5408 | 485 | Newx(d, len * 3 + UTF8_MAXBYTES, U8); |
9b877dbb IH |
486 | dend = d + len * 3; |
487 | dstart = d; | |
488 | } | |
489 | else { | |
490 | dstart = d = s; | |
491 | dend = d + len; | |
492 | } | |
4757a243 LW |
493 | |
494 | if (squash) { | |
495 | UV puv = 0xfeedface; | |
496 | while (s < send) { | |
f54cb97a | 497 | UV uv = swash_fetch(rv, s, TRUE); |
9041c2e3 | 498 | |
9b877dbb | 499 | if (d > dend) { |
4373e329 AL |
500 | const STRLEN clen = d - dstart; |
501 | const STRLEN nlen = dend - dstart + len + UTF8_MAXBYTES; | |
9b877dbb | 502 | if (!grows) |
7d85a32c | 503 | Perl_croak(aTHX_ "panic: do_trans_complex_utf8 line %d",__LINE__); |
89ebb4a3 | 504 | Renew(dstart, nlen + UTF8_MAXBYTES, U8); |
1aa99e6b IH |
505 | d = dstart + clen; |
506 | dend = dstart + nlen; | |
4757a243 LW |
507 | } |
508 | if (uv < none) { | |
509 | matches++; | |
94472101 | 510 | s += UTF8SKIP(s); |
4757a243 | 511 | if (uv != puv) { |
7d85a32c | 512 | d = uvuni_to_utf8(d, uv); |
4757a243 LW |
513 | puv = uv; |
514 | } | |
4757a243 LW |
515 | continue; |
516 | } | |
517 | else if (uv == none) { /* "none" is unmapped character */ | |
4373e329 | 518 | const int i = UTF8SKIP(s); |
0376ff32 | 519 | Move(s, d, i, U8); |
9b877dbb IH |
520 | d += i; |
521 | s += i; | |
4757a243 LW |
522 | puv = 0xfeedface; |
523 | continue; | |
a0ed51b3 | 524 | } |
4757a243 LW |
525 | else if (uv == extra && !del) { |
526 | matches++; | |
45005bfb JH |
527 | if (havefinal) { |
528 | s += UTF8SKIP(s); | |
529 | if (puv != final) { | |
7d85a32c | 530 | d = uvuni_to_utf8(d, final); |
45005bfb JH |
531 | puv = final; |
532 | } | |
533 | } | |
534 | else { | |
535 | STRLEN len; | |
9f7f3913 | 536 | uv = utf8n_to_uvuni(s, send - s, &len, UTF8_ALLOW_DEFAULT); |
45005bfb | 537 | if (uv != puv) { |
0376ff32 | 538 | Move(s, d, len, U8); |
45005bfb JH |
539 | d += len; |
540 | puv = uv; | |
541 | } | |
542 | s += len; | |
4757a243 | 543 | } |
4757a243 LW |
544 | continue; |
545 | } | |
01ec43d0 GS |
546 | matches++; /* "none+1" is delete character */ |
547 | s += UTF8SKIP(s); | |
a0ed51b3 | 548 | } |
79072805 LW |
549 | } |
550 | else { | |
4757a243 | 551 | while (s < send) { |
f54cb97a | 552 | const UV uv = swash_fetch(rv, s, TRUE); |
9b877dbb | 553 | if (d > dend) { |
f54cb97a AL |
554 | const STRLEN clen = d - dstart; |
555 | const STRLEN nlen = dend - dstart + len + UTF8_MAXBYTES; | |
9b877dbb | 556 | if (!grows) |
7d85a32c | 557 | Perl_croak(aTHX_ "panic: do_trans_complex_utf8 line %d",__LINE__); |
89ebb4a3 | 558 | Renew(dstart, nlen + UTF8_MAXBYTES, U8); |
1aa99e6b IH |
559 | d = dstart + clen; |
560 | dend = dstart + nlen; | |
a0ed51b3 | 561 | } |
4757a243 LW |
562 | if (uv < none) { |
563 | matches++; | |
01ec43d0 | 564 | s += UTF8SKIP(s); |
7d85a32c | 565 | d = uvuni_to_utf8(d, uv); |
4757a243 | 566 | continue; |
a0ed51b3 | 567 | } |
4757a243 | 568 | else if (uv == none) { /* "none" is unmapped character */ |
f54cb97a | 569 | const int i = UTF8SKIP(s); |
0376ff32 | 570 | Move(s, d, i, U8); |
9b877dbb IH |
571 | d += i; |
572 | s += i; | |
4757a243 | 573 | continue; |
79072805 | 574 | } |
4757a243 LW |
575 | else if (uv == extra && !del) { |
576 | matches++; | |
01ec43d0 | 577 | s += UTF8SKIP(s); |
7d85a32c | 578 | d = uvuni_to_utf8(d, final); |
4757a243 LW |
579 | continue; |
580 | } | |
01ec43d0 GS |
581 | matches++; /* "none+1" is delete character */ |
582 | s += UTF8SKIP(s); | |
79072805 | 583 | } |
4757a243 | 584 | } |
16ec844d | 585 | if (grows || hibit) { |
9b877dbb IH |
586 | sv_setpvn(sv, (char*)dstart, d - dstart); |
587 | Safefree(dstart); | |
16ec844d IH |
588 | if (grows && hibit) |
589 | Safefree(start); | |
9b877dbb IH |
590 | } |
591 | else { | |
592 | *d = '\0'; | |
593 | SvCUR_set(sv, d - dstart); | |
594 | } | |
1aa99e6b | 595 | SvUTF8_on(sv); |
4757a243 LW |
596 | SvSETMAGIC(sv); |
597 | ||
598 | return matches; | |
599 | } | |
600 | ||
601 | I32 | |
864dbfa3 | 602 | Perl_do_trans(pTHX_ SV *sv) |
4757a243 | 603 | { |
97aff369 | 604 | dVAR; |
4757a243 | 605 | STRLEN len; |
4373e329 | 606 | const I32 hasutf = (PL_op->op_private & |
036b4402 | 607 | (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)); |
4757a243 | 608 | |
2233f375 | 609 | if (SvREADONLY(sv)) { |
765f542d NC |
610 | if (SvIsCOW(sv)) |
611 | sv_force_normal_flags(sv, 0); | |
2233f375 NC |
612 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
613 | Perl_croak(aTHX_ PL_no_modify); | |
614 | } | |
10516c54 | 615 | (void)SvPV_const(sv, len); |
4757a243 LW |
616 | if (!len) |
617 | return 0; | |
d59e14db RGS |
618 | if (!(PL_op->op_private & OPpTRANS_IDENTICAL)) { |
619 | if (!SvPOKp(sv)) | |
620 | (void)SvPV_force(sv, len); | |
2de7b02f | 621 | (void)SvPOK_only_UTF8(sv); |
d59e14db | 622 | } |
4757a243 | 623 | |
cea2e8a9 | 624 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
4757a243 | 625 | |
a77e643a RGS |
626 | switch (PL_op->op_private & ~hasutf & ( |
627 | OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF|OPpTRANS_IDENTICAL| | |
628 | OPpTRANS_SQUASH|OPpTRANS_DELETE|OPpTRANS_COMPLEMENT)) { | |
4757a243 | 629 | case 0: |
01ec43d0 GS |
630 | if (hasutf) |
631 | return do_trans_simple_utf8(sv); | |
632 | else | |
633 | return do_trans_simple(sv); | |
4757a243 LW |
634 | |
635 | case OPpTRANS_IDENTICAL: | |
05d340b8 | 636 | case OPpTRANS_IDENTICAL|OPpTRANS_COMPLEMENT: |
01ec43d0 GS |
637 | if (hasutf) |
638 | return do_trans_count_utf8(sv); | |
639 | else | |
640 | return do_trans_count(sv); | |
4757a243 LW |
641 | |
642 | default: | |
01ec43d0 | 643 | if (hasutf) |
036b4402 | 644 | return do_trans_complex_utf8(sv); |
4757a243 | 645 | else |
036b4402 | 646 | return do_trans_complex(sv); |
79072805 | 647 | } |
79072805 LW |
648 | } |
649 | ||
650 | void | |
864dbfa3 | 651 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
79072805 | 652 | { |
97aff369 | 653 | dVAR; |
53c1dcc0 | 654 | SV ** const oldmark = mark; |
79072805 | 655 | register I32 items = sp - mark; |
79072805 | 656 | register STRLEN len; |
463ee0b2 | 657 | STRLEN delimlen; |
79072805 | 658 | |
5c144d81 | 659 | (void) SvPV_const(del, delimlen); /* stringify and get the delimlen */ |
5ba99574 | 660 | /* SvCUR assumes it's SvPOK() and woe betide you if it's not. */ |
516a5887 | 661 | |
79072805 LW |
662 | mark++; |
663 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); | |
862a34c6 | 664 | SvUPGRADE(sv, SVt_PV); |
79072805 LW |
665 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
666 | while (items-- > 0) { | |
1426bbf4 | 667 | if (*mark && !SvGAMAGIC(*mark) && SvOK(*mark)) { |
f54cb97a | 668 | STRLEN tmplen; |
5c144d81 | 669 | SvPV_const(*mark, tmplen); |
463ee0b2 | 670 | len += tmplen; |
79072805 LW |
671 | } |
672 | mark++; | |
673 | } | |
674 | SvGROW(sv, len + 1); /* so try to pre-extend */ | |
675 | ||
676 | mark = oldmark; | |
db7c17d7 | 677 | items = sp - mark; |
79072805 LW |
678 | ++mark; |
679 | } | |
680 | ||
fc0199cd | 681 | sv_setpvn(sv, "", 0); |
e4803c42 | 682 | /* sv_setpv retains old UTF8ness [perl #24846] */ |
fb622db0 | 683 | SvUTF8_off(sv); |
e4803c42 | 684 | |
8d6d96c1 HS |
685 | if (PL_tainting && SvMAGICAL(sv)) |
686 | SvTAINTED_off(sv); | |
687 | ||
463ee0b2 | 688 | if (items-- > 0) { |
92d29cee JH |
689 | if (*mark) |
690 | sv_catsv(sv, *mark); | |
463ee0b2 LW |
691 | mark++; |
692 | } | |
8d6d96c1 | 693 | |
c512ce4f | 694 | if (delimlen) { |
79072805 | 695 | for (; items > 0; items--,mark++) { |
c512ce4f | 696 | sv_catsv(sv,del); |
79072805 LW |
697 | sv_catsv(sv,*mark); |
698 | } | |
699 | } | |
700 | else { | |
701 | for (; items > 0; items--,mark++) | |
702 | sv_catsv(sv,*mark); | |
703 | } | |
704 | SvSETMAGIC(sv); | |
705 | } | |
706 | ||
707 | void | |
864dbfa3 | 708 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
79072805 | 709 | { |
97aff369 | 710 | dVAR; |
46fc3d4c | 711 | STRLEN patlen; |
53c1dcc0 | 712 | const char * const pat = SvPV_const(*sarg, patlen); |
46fc3d4c | 713 | bool do_taint = FALSE; |
714 | ||
5b781b5b | 715 | SvUTF8_off(sv); |
2cf2cfc6 A |
716 | if (DO_UTF8(*sarg)) |
717 | SvUTF8_on(sv); | |
4608196e | 718 | sv_vsetpvfn(sv, pat, patlen, NULL, sarg + 1, len - 1, &do_taint); |
79072805 | 719 | SvSETMAGIC(sv); |
46fc3d4c | 720 | if (do_taint) |
721 | SvTAINTED_on(sv); | |
79072805 LW |
722 | } |
723 | ||
33b45480 | 724 | /* currently converts input to bytes if possible, but doesn't sweat failure */ |
81e118e0 JH |
725 | UV |
726 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) | |
727 | { | |
97aff369 | 728 | dVAR; |
bb7a0f54 | 729 | STRLEN srclen, len, uoffset; |
10516c54 | 730 | const unsigned char *s = (const unsigned char *) SvPV_const(sv, srclen); |
81e118e0 JH |
731 | UV retnum = 0; |
732 | ||
a50d7633 | 733 | if (offset < 0) |
81e118e0 | 734 | return retnum; |
8e84507e | 735 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
a50d7633 | 736 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
246fae53 | 737 | |
dcad2880 | 738 | if (SvUTF8(sv)) |
33b45480 | 739 | (void) Perl_sv_utf8_downgrade(aTHX_ sv, TRUE); |
246fae53 | 740 | |
bb7a0f54 MHM |
741 | uoffset = offset*size; /* turn into bit offset */ |
742 | len = (uoffset + size + 7) / 8; /* required number of bytes */ | |
81e118e0 JH |
743 | if (len > srclen) { |
744 | if (size <= 8) | |
745 | retnum = 0; | |
746 | else { | |
bb7a0f54 | 747 | uoffset >>= 3; /* turn into byte offset */ |
81e118e0 | 748 | if (size == 16) { |
bb7a0f54 | 749 | if (uoffset >= srclen) |
81e118e0 JH |
750 | retnum = 0; |
751 | else | |
bb7a0f54 | 752 | retnum = (UV) s[uoffset] << 8; |
81e118e0 JH |
753 | } |
754 | else if (size == 32) { | |
bb7a0f54 | 755 | if (uoffset >= srclen) |
81e118e0 | 756 | retnum = 0; |
bb7a0f54 | 757 | else if (uoffset + 1 >= srclen) |
81e118e0 | 758 | retnum = |
bb7a0f54 MHM |
759 | ((UV) s[uoffset ] << 24); |
760 | else if (uoffset + 2 >= srclen) | |
81e118e0 | 761 | retnum = |
bb7a0f54 MHM |
762 | ((UV) s[uoffset ] << 24) + |
763 | ((UV) s[uoffset + 1] << 16); | |
81e118e0 JH |
764 | else |
765 | retnum = | |
bb7a0f54 MHM |
766 | ((UV) s[uoffset ] << 24) + |
767 | ((UV) s[uoffset + 1] << 16) + | |
768 | ( s[uoffset + 2] << 8); | |
81e118e0 | 769 | } |
d7d93a81 | 770 | #ifdef UV_IS_QUAD |
c5a0f51a | 771 | else if (size == 64) { |
c5a0f51a | 772 | if (ckWARN(WARN_PORTABLE)) |
9014280d | 773 | Perl_warner(aTHX_ packWARN(WARN_PORTABLE), |
c5a0f51a | 774 | "Bit vector size > 32 non-portable"); |
bb7a0f54 | 775 | if (uoffset >= srclen) |
c5a0f51a | 776 | retnum = 0; |
bb7a0f54 | 777 | else if (uoffset + 1 >= srclen) |
c5a0f51a | 778 | retnum = |
bb7a0f54 MHM |
779 | (UV) s[uoffset ] << 56; |
780 | else if (uoffset + 2 >= srclen) | |
c5a0f51a | 781 | retnum = |
bb7a0f54 MHM |
782 | ((UV) s[uoffset ] << 56) + |
783 | ((UV) s[uoffset + 1] << 48); | |
784 | else if (uoffset + 3 >= srclen) | |
c5a0f51a | 785 | retnum = |
bb7a0f54 MHM |
786 | ((UV) s[uoffset ] << 56) + |
787 | ((UV) s[uoffset + 1] << 48) + | |
788 | ((UV) s[uoffset + 2] << 40); | |
789 | else if (uoffset + 4 >= srclen) | |
c5a0f51a | 790 | retnum = |
bb7a0f54 MHM |
791 | ((UV) s[uoffset ] << 56) + |
792 | ((UV) s[uoffset + 1] << 48) + | |
793 | ((UV) s[uoffset + 2] << 40) + | |
794 | ((UV) s[uoffset + 3] << 32); | |
795 | else if (uoffset + 5 >= srclen) | |
c5a0f51a | 796 | retnum = |
bb7a0f54 MHM |
797 | ((UV) s[uoffset ] << 56) + |
798 | ((UV) s[uoffset + 1] << 48) + | |
799 | ((UV) s[uoffset + 2] << 40) + | |
800 | ((UV) s[uoffset + 3] << 32) + | |
801 | ( s[uoffset + 4] << 24); | |
802 | else if (uoffset + 6 >= srclen) | |
c5a0f51a | 803 | retnum = |
bb7a0f54 MHM |
804 | ((UV) s[uoffset ] << 56) + |
805 | ((UV) s[uoffset + 1] << 48) + | |
806 | ((UV) s[uoffset + 2] << 40) + | |
807 | ((UV) s[uoffset + 3] << 32) + | |
808 | ((UV) s[uoffset + 4] << 24) + | |
809 | ((UV) s[uoffset + 5] << 16); | |
c5a0f51a | 810 | else |
8e84507e | 811 | retnum = |
bb7a0f54 MHM |
812 | ((UV) s[uoffset ] << 56) + |
813 | ((UV) s[uoffset + 1] << 48) + | |
814 | ((UV) s[uoffset + 2] << 40) + | |
815 | ((UV) s[uoffset + 3] << 32) + | |
816 | ((UV) s[uoffset + 4] << 24) + | |
817 | ((UV) s[uoffset + 5] << 16) + | |
818 | ( s[uoffset + 6] << 8); | |
c5a0f51a JH |
819 | } |
820 | #endif | |
81e118e0 JH |
821 | } |
822 | } | |
823 | else if (size < 8) | |
bb7a0f54 | 824 | retnum = (s[uoffset >> 3] >> (uoffset & 7)) & ((1 << size) - 1); |
81e118e0 | 825 | else { |
bb7a0f54 | 826 | uoffset >>= 3; /* turn into byte offset */ |
81e118e0 | 827 | if (size == 8) |
bb7a0f54 | 828 | retnum = s[uoffset]; |
81e118e0 JH |
829 | else if (size == 16) |
830 | retnum = | |
bb7a0f54 MHM |
831 | ((UV) s[uoffset] << 8) + |
832 | s[uoffset + 1]; | |
81e118e0 JH |
833 | else if (size == 32) |
834 | retnum = | |
bb7a0f54 MHM |
835 | ((UV) s[uoffset ] << 24) + |
836 | ((UV) s[uoffset + 1] << 16) + | |
837 | ( s[uoffset + 2] << 8) + | |
838 | s[uoffset + 3]; | |
d7d93a81 | 839 | #ifdef UV_IS_QUAD |
c5a0f51a | 840 | else if (size == 64) { |
c5a0f51a | 841 | if (ckWARN(WARN_PORTABLE)) |
9014280d | 842 | Perl_warner(aTHX_ packWARN(WARN_PORTABLE), |
c5a0f51a JH |
843 | "Bit vector size > 32 non-portable"); |
844 | retnum = | |
bb7a0f54 MHM |
845 | ((UV) s[uoffset ] << 56) + |
846 | ((UV) s[uoffset + 1] << 48) + | |
847 | ((UV) s[uoffset + 2] << 40) + | |
848 | ((UV) s[uoffset + 3] << 32) + | |
849 | ((UV) s[uoffset + 4] << 24) + | |
850 | ((UV) s[uoffset + 5] << 16) + | |
851 | ( s[uoffset + 6] << 8) + | |
852 | s[uoffset + 7]; | |
c5a0f51a JH |
853 | } |
854 | #endif | |
81e118e0 JH |
855 | } |
856 | ||
857 | return retnum; | |
858 | } | |
859 | ||
33b45480 SB |
860 | /* currently converts input to bytes if possible but doesn't sweat failures, |
861 | * although it does ensure that the string it clobbers is not marked as | |
862 | * utf8-valid any more | |
863 | */ | |
79072805 | 864 | void |
864dbfa3 | 865 | Perl_do_vecset(pTHX_ SV *sv) |
79072805 | 866 | { |
97aff369 | 867 | dVAR; |
79072805 LW |
868 | register I32 offset; |
869 | register I32 size; | |
8990e307 | 870 | register unsigned char *s; |
81e118e0 | 871 | register UV lval; |
79072805 | 872 | I32 mask; |
a0d0e21e LW |
873 | STRLEN targlen; |
874 | STRLEN len; | |
c4420975 | 875 | SV * const targ = LvTARG(sv); |
79072805 | 876 | |
8990e307 LW |
877 | if (!targ) |
878 | return; | |
a0d0e21e | 879 | s = (unsigned char*)SvPV_force(targ, targlen); |
246fae53 | 880 | if (SvUTF8(targ)) { |
33b45480 SB |
881 | /* This is handled by the SvPOK_only below... |
882 | if (!Perl_sv_utf8_downgrade(aTHX_ targ, TRUE)) | |
883 | SvUTF8_off(targ); | |
884 | */ | |
885 | (void) Perl_sv_utf8_downgrade(aTHX_ targ, TRUE); | |
246fae53 MG |
886 | } |
887 | ||
4ebbc975 | 888 | (void)SvPOK_only(targ); |
81e118e0 | 889 | lval = SvUV(sv); |
79072805 | 890 | offset = LvTARGOFF(sv); |
fe58ced6 | 891 | if (offset < 0) |
ed9aa3b7 | 892 | Perl_croak(aTHX_ "Negative offset to vec in lvalue context"); |
79072805 | 893 | size = LvTARGLEN(sv); |
8e84507e | 894 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
a50d7633 | 895 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
8e84507e | 896 | |
81e118e0 JH |
897 | offset *= size; /* turn into bit offset */ |
898 | len = (offset + size + 7) / 8; /* required number of bytes */ | |
a0d0e21e LW |
899 | if (len > targlen) { |
900 | s = (unsigned char*)SvGROW(targ, len + 1); | |
12ae5dfc | 901 | (void)memzero((char *)(s + targlen), len - targlen + 1); |
a0d0e21e LW |
902 | SvCUR_set(targ, len); |
903 | } | |
8e84507e | 904 | |
79072805 LW |
905 | if (size < 8) { |
906 | mask = (1 << size) - 1; | |
907 | size = offset & 7; | |
908 | lval &= mask; | |
81e118e0 | 909 | offset >>= 3; /* turn into byte offset */ |
79072805 LW |
910 | s[offset] &= ~(mask << size); |
911 | s[offset] |= lval << size; | |
912 | } | |
913 | else { | |
81e118e0 | 914 | offset >>= 3; /* turn into byte offset */ |
79072805 | 915 | if (size == 8) |
eb160463 | 916 | s[offset ] = (U8)( lval & 0xff); |
79072805 | 917 | else if (size == 16) { |
eb160463 GS |
918 | s[offset ] = (U8)((lval >> 8) & 0xff); |
919 | s[offset+1] = (U8)( lval & 0xff); | |
79072805 LW |
920 | } |
921 | else if (size == 32) { | |
eb160463 GS |
922 | s[offset ] = (U8)((lval >> 24) & 0xff); |
923 | s[offset+1] = (U8)((lval >> 16) & 0xff); | |
924 | s[offset+2] = (U8)((lval >> 8) & 0xff); | |
925 | s[offset+3] = (U8)( lval & 0xff); | |
c5a0f51a | 926 | } |
d7d93a81 | 927 | #ifdef UV_IS_QUAD |
c5a0f51a | 928 | else if (size == 64) { |
c5a0f51a | 929 | if (ckWARN(WARN_PORTABLE)) |
9014280d | 930 | Perl_warner(aTHX_ packWARN(WARN_PORTABLE), |
c5a0f51a | 931 | "Bit vector size > 32 non-portable"); |
eb160463 GS |
932 | s[offset ] = (U8)((lval >> 56) & 0xff); |
933 | s[offset+1] = (U8)((lval >> 48) & 0xff); | |
934 | s[offset+2] = (U8)((lval >> 40) & 0xff); | |
935 | s[offset+3] = (U8)((lval >> 32) & 0xff); | |
936 | s[offset+4] = (U8)((lval >> 24) & 0xff); | |
937 | s[offset+5] = (U8)((lval >> 16) & 0xff); | |
938 | s[offset+6] = (U8)((lval >> 8) & 0xff); | |
939 | s[offset+7] = (U8)( lval & 0xff); | |
79072805 | 940 | } |
dc1e3f56 | 941 | #endif |
79072805 | 942 | } |
7bb043c3 | 943 | SvSETMAGIC(targ); |
79072805 LW |
944 | } |
945 | ||
946 | void | |
864dbfa3 | 947 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
79072805 | 948 | { |
97aff369 | 949 | dVAR; |
463ee0b2 | 950 | STRLEN len; |
a0d0e21e | 951 | char *s; |
8e84507e | 952 | |
79072805 | 953 | if (SvTYPE(sv) == SVt_PVAV) { |
a0d0e21e | 954 | register I32 i; |
c4420975 | 955 | AV* const av = (AV*)sv; |
f54cb97a AL |
956 | const I32 max = AvFILL(av); |
957 | ||
958 | for (i = 0; i <= max; i++) { | |
a0d0e21e | 959 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 | 960 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e LW |
961 | do_chop(astr, sv); |
962 | } | |
963 | return; | |
79072805 | 964 | } |
aa854799 | 965 | else if (SvTYPE(sv) == SVt_PVHV) { |
c4420975 | 966 | HV* const hv = (HV*)sv; |
a0d0e21e LW |
967 | HE* entry; |
968 | (void)hv_iterinit(hv); | |
155aba94 | 969 | while ((entry = hv_iternext(hv))) |
a0d0e21e LW |
970 | do_chop(astr,hv_iterval(hv,entry)); |
971 | return; | |
79072805 | 972 | } |
991e6d41 NC |
973 | else if (SvREADONLY(sv)) { |
974 | if (SvFAKE(sv)) { | |
975 | /* SV is copy-on-write */ | |
976 | sv_force_normal_flags(sv, 0); | |
977 | } | |
978 | if (SvREADONLY(sv)) | |
979 | Perl_croak(aTHX_ PL_no_modify); | |
980 | } | |
565a3db3 RGS |
981 | |
982 | if (PL_encoding && !SvUTF8(sv)) { | |
983 | /* like in do_chomp(), utf8-ize the sv as a side-effect | |
984 | * if we're using encoding. */ | |
985 | sv_recode_to_utf8(sv, PL_encoding); | |
986 | } | |
987 | ||
a0d0e21e | 988 | s = SvPV(sv, len); |
748a9306 | 989 | if (len && !SvPOK(sv)) |
a0d0e21e | 990 | s = SvPV_force(sv, len); |
7e2040f0 | 991 | if (DO_UTF8(sv)) { |
a0ed51b3 | 992 | if (s && len) { |
c4420975 | 993 | char * const send = s + len; |
0bcc34c2 | 994 | char * const start = s; |
a0ed51b3 | 995 | s = send - 1; |
a0dbb045 JH |
996 | while (s > start && UTF8_IS_CONTINUATION(*s)) |
997 | s--; | |
ace7757b | 998 | if (is_utf8_string((U8*)s, send - s)) { |
a0dbb045 JH |
999 | sv_setpvn(astr, s, send - s); |
1000 | *s = '\0'; | |
1001 | SvCUR_set(sv, s - start); | |
1002 | SvNIOK_off(sv); | |
1003 | SvUTF8_on(astr); | |
1004 | } | |
a0ed51b3 LW |
1005 | } |
1006 | else | |
1007 | sv_setpvn(astr, "", 0); | |
1008 | } | |
7e2040f0 | 1009 | else if (s && len) { |
a0d0e21e LW |
1010 | s += --len; |
1011 | sv_setpvn(astr, s, 1); | |
1012 | *s = '\0'; | |
1013 | SvCUR_set(sv, len); | |
2c19a612 | 1014 | SvUTF8_off(sv); |
a0d0e21e | 1015 | SvNIOK_off(sv); |
79072805 LW |
1016 | } |
1017 | else | |
a0d0e21e LW |
1018 | sv_setpvn(astr, "", 0); |
1019 | SvSETMAGIC(sv); | |
7e2040f0 | 1020 | } |
a0d0e21e LW |
1021 | |
1022 | I32 | |
864dbfa3 | 1023 | Perl_do_chomp(pTHX_ register SV *sv) |
a0d0e21e | 1024 | { |
97aff369 | 1025 | dVAR; |
c07a80fd | 1026 | register I32 count; |
a0d0e21e LW |
1027 | STRLEN len; |
1028 | char *s; | |
c4c87a06 | 1029 | char *temp_buffer = NULL; |
a0714e2c | 1030 | SV* svrecode = NULL; |
c07a80fd | 1031 | |
3280af22 | 1032 | if (RsSNARF(PL_rs)) |
c07a80fd | 1033 | return 0; |
4c5a6083 GS |
1034 | if (RsRECORD(PL_rs)) |
1035 | return 0; | |
c07a80fd | 1036 | count = 0; |
a0d0e21e LW |
1037 | if (SvTYPE(sv) == SVt_PVAV) { |
1038 | register I32 i; | |
890ce7af | 1039 | AV* const av = (AV*)sv; |
f54cb97a AL |
1040 | const I32 max = AvFILL(av); |
1041 | ||
1042 | for (i = 0; i <= max; i++) { | |
a0d0e21e | 1043 | sv = (SV*)av_fetch(av, i, FALSE); |
3280af22 | 1044 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
a0d0e21e LW |
1045 | count += do_chomp(sv); |
1046 | } | |
1047 | return count; | |
1048 | } | |
aa854799 | 1049 | else if (SvTYPE(sv) == SVt_PVHV) { |
890ce7af | 1050 | HV* const hv = (HV*)sv; |
a0d0e21e LW |
1051 | HE* entry; |
1052 | (void)hv_iterinit(hv); | |
155aba94 | 1053 | while ((entry = hv_iternext(hv))) |
a0d0e21e LW |
1054 | count += do_chomp(hv_iterval(hv,entry)); |
1055 | return count; | |
1056 | } | |
991e6d41 NC |
1057 | else if (SvREADONLY(sv)) { |
1058 | if (SvFAKE(sv)) { | |
1059 | /* SV is copy-on-write */ | |
1060 | sv_force_normal_flags(sv, 0); | |
1061 | } | |
1062 | if (SvREADONLY(sv)) | |
1063 | Perl_croak(aTHX_ PL_no_modify); | |
1064 | } | |
a6aa349d TS |
1065 | |
1066 | if (PL_encoding) { | |
1067 | if (!SvUTF8(sv)) { | |
1068 | /* XXX, here sv is utf8-ized as a side-effect! | |
1069 | If encoding.pm is used properly, almost string-generating | |
1070 | operations, including literal strings, chr(), input data, etc. | |
1071 | should have been utf8-ized already, right? | |
1072 | */ | |
1073 | sv_recode_to_utf8(sv, PL_encoding); | |
1074 | } | |
1075 | } | |
1076 | ||
a0d0e21e | 1077 | s = SvPV(sv, len); |
a0d0e21e LW |
1078 | if (s && len) { |
1079 | s += --len; | |
3280af22 | 1080 | if (RsPARA(PL_rs)) { |
a0d0e21e LW |
1081 | if (*s != '\n') |
1082 | goto nope; | |
1083 | ++count; | |
1084 | while (len && s[-1] == '\n') { | |
1085 | --len; | |
1086 | --s; | |
1087 | ++count; | |
1088 | } | |
1089 | } | |
a0d0e21e | 1090 | else { |
a6aa349d | 1091 | STRLEN rslen, rs_charlen; |
93524f2b | 1092 | const char *rsptr = SvPV_const(PL_rs, rslen); |
a6aa349d TS |
1093 | |
1094 | rs_charlen = SvUTF8(PL_rs) | |
1095 | ? sv_len_utf8(PL_rs) | |
1096 | : rslen; | |
1097 | ||
c4c87a06 NC |
1098 | if (SvUTF8(PL_rs) != SvUTF8(sv)) { |
1099 | /* Assumption is that rs is shorter than the scalar. */ | |
1100 | if (SvUTF8(PL_rs)) { | |
1101 | /* RS is utf8, scalar is 8 bit. */ | |
1102 | bool is_utf8 = TRUE; | |
1103 | temp_buffer = (char*)bytes_from_utf8((U8*)rsptr, | |
1104 | &rslen, &is_utf8); | |
1105 | if (is_utf8) { | |
1106 | /* Cannot downgrade, therefore cannot possibly match | |
1107 | */ | |
1108 | assert (temp_buffer == rsptr); | |
1109 | temp_buffer = NULL; | |
1110 | goto nope; | |
1111 | } | |
1112 | rsptr = temp_buffer; | |
a6aa349d TS |
1113 | } |
1114 | else if (PL_encoding) { | |
1115 | /* RS is 8 bit, encoding.pm is used. | |
1116 | * Do not recode PL_rs as a side-effect. */ | |
1117 | svrecode = newSVpvn(rsptr, rslen); | |
1118 | sv_recode_to_utf8(svrecode, PL_encoding); | |
93524f2b | 1119 | rsptr = SvPV_const(svrecode, rslen); |
a6aa349d TS |
1120 | rs_charlen = sv_len_utf8(svrecode); |
1121 | } | |
1122 | else { | |
c4c87a06 NC |
1123 | /* RS is 8 bit, scalar is utf8. */ |
1124 | temp_buffer = (char*)bytes_to_utf8((U8*)rsptr, &rslen); | |
1125 | rsptr = temp_buffer; | |
1126 | } | |
1127 | } | |
c07a80fd | 1128 | if (rslen == 1) { |
1129 | if (*s != *rsptr) | |
1130 | goto nope; | |
1131 | ++count; | |
1132 | } | |
1133 | else { | |
8c2cee6f | 1134 | if (len < rslen - 1) |
c07a80fd | 1135 | goto nope; |
1136 | len -= rslen - 1; | |
1137 | s -= rslen - 1; | |
36477c24 | 1138 | if (memNE(s, rsptr, rslen)) |
c07a80fd | 1139 | goto nope; |
a6aa349d | 1140 | count += rs_charlen; |
c07a80fd | 1141 | } |
a0d0e21e | 1142 | } |
8b6b16e7 | 1143 | s = SvPV_force_nolen(sv); |
a0d0e21e | 1144 | SvCUR_set(sv, len); |
9b33ce3b | 1145 | *SvEND(sv) = '\0'; |
a0d0e21e | 1146 | SvNIOK_off(sv); |
9b33ce3b | 1147 | SvSETMAGIC(sv); |
a0d0e21e LW |
1148 | } |
1149 | nope: | |
a6aa349d TS |
1150 | |
1151 | if (svrecode) | |
1152 | SvREFCNT_dec(svrecode); | |
1153 | ||
c4c87a06 | 1154 | Safefree(temp_buffer); |
a0d0e21e | 1155 | return count; |
8e84507e | 1156 | } |
79072805 LW |
1157 | |
1158 | void | |
864dbfa3 | 1159 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
79072805 | 1160 | { |
97aff369 | 1161 | dVAR; |
79072805 LW |
1162 | #ifdef LIBERAL |
1163 | register long *dl; | |
1164 | register long *ll; | |
1165 | register long *rl; | |
1166 | #endif | |
1167 | register char *dc; | |
463ee0b2 LW |
1168 | STRLEN leftlen; |
1169 | STRLEN rightlen; | |
e62f0680 NC |
1170 | register const char *lc; |
1171 | register const char *rc; | |
bb7a0f54 MHM |
1172 | register STRLEN len; |
1173 | STRLEN lensave; | |
e62f0680 NC |
1174 | const char *lsave; |
1175 | const char *rsave; | |
12abf4f0 NC |
1176 | bool left_utf; |
1177 | bool right_utf; | |
bb7a0f54 | 1178 | STRLEN needlen = 0; |
0c57e439 | 1179 | |
79072805 | 1180 | |
1fbd88dc CS |
1181 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
1182 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ | |
e62f0680 NC |
1183 | lsave = lc = SvPV_nomg_const(left, leftlen); |
1184 | rsave = rc = SvPV_nomg_const(right, rightlen); | |
12abf4f0 NC |
1185 | |
1186 | /* This need to come after SvPV to ensure that string overloading has | |
1187 | fired off. */ | |
1188 | ||
1189 | left_utf = DO_UTF8(left); | |
1190 | right_utf = DO_UTF8(right); | |
1191 | ||
1192 | if (left_utf && !right_utf) { | |
1193 | /* Avoid triggering overloading again by using temporaries. | |
1194 | Maybe there should be a variant of sv_utf8_upgrade that takes pvn | |
1195 | */ | |
1196 | right = sv_2mortal(newSVpvn(rsave, rightlen)); | |
1197 | sv_utf8_upgrade(right); | |
1198 | rsave = rc = SvPV_nomg_const(right, rightlen); | |
1199 | right_utf = TRUE; | |
1200 | } | |
1201 | else if (!left_utf && right_utf) { | |
1202 | left = sv_2mortal(newSVpvn(lsave, leftlen)); | |
1203 | sv_utf8_upgrade(left); | |
1204 | lsave = lc = SvPV_nomg_const(left, leftlen); | |
1205 | left_utf = TRUE; | |
1206 | } | |
1207 | ||
93a17b20 | 1208 | len = leftlen < rightlen ? leftlen : rightlen; |
a0d0e21e | 1209 | lensave = len; |
9fdd7463 JH |
1210 | SvCUR_set(sv, len); |
1211 | (void)SvPOK_only(sv); | |
c9b3c8d0 JH |
1212 | if ((left_utf || right_utf) && (sv == left || sv == right)) { |
1213 | needlen = optype == OP_BIT_AND ? len : leftlen + rightlen; | |
a02a5408 | 1214 | Newxz(dc, needlen + 1, char); |
c9b3c8d0 JH |
1215 | } |
1216 | else if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { | |
2596d9fe | 1217 | dc = SvPV_force_nomg_nolen(sv); |
bb7a0f54 MHM |
1218 | if (SvLEN(sv) < len + 1) { |
1219 | dc = SvGROW(sv, len + 1); | |
ff68c719 | 1220 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
1221 | } | |
c9b3c8d0 JH |
1222 | if (optype != OP_BIT_AND && (left_utf || right_utf)) |
1223 | dc = SvGROW(sv, leftlen + rightlen + 1); | |
ff68c719 | 1224 | } |
1225 | else { | |
bb7a0f54 MHM |
1226 | needlen = optype == OP_BIT_AND |
1227 | ? len : (leftlen > rightlen ? leftlen : rightlen); | |
a02a5408 | 1228 | Newxz(dc, needlen + 1, char); |
aa0a69cb | 1229 | sv_usepvn_flags(sv, dc, needlen, SV_HAS_TRAILING_NUL); |
ff68c719 | 1230 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
79072805 | 1231 | } |
0c57e439 GS |
1232 | if (left_utf || right_utf) { |
1233 | UV duc, luc, ruc; | |
794a0d33 JH |
1234 | char *dcorig = dc; |
1235 | char *dcsave = NULL; | |
0c57e439 GS |
1236 | STRLEN lulen = leftlen; |
1237 | STRLEN rulen = rightlen; | |
ba210ebe | 1238 | STRLEN ulen; |
0c57e439 GS |
1239 | |
1240 | switch (optype) { | |
1241 | case OP_BIT_AND: | |
1242 | while (lulen && rulen) { | |
9041c2e3 | 1243 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1244 | lc += ulen; |
1245 | lulen -= ulen; | |
9041c2e3 | 1246 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1247 | rc += ulen; |
1248 | rulen -= ulen; | |
1249 | duc = luc & ruc; | |
9041c2e3 | 1250 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 | 1251 | } |
3ce4c532 NC |
1252 | if (sv == left || sv == right) |
1253 | (void)sv_usepvn(sv, dcorig, needlen); | |
794a0d33 | 1254 | SvCUR_set(sv, dc - dcorig); |
0c57e439 GS |
1255 | break; |
1256 | case OP_BIT_XOR: | |
1257 | while (lulen && rulen) { | |
9041c2e3 | 1258 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1259 | lc += ulen; |
1260 | lulen -= ulen; | |
9041c2e3 | 1261 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1262 | rc += ulen; |
1263 | rulen -= ulen; | |
1264 | duc = luc ^ ruc; | |
9041c2e3 | 1265 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 GS |
1266 | } |
1267 | goto mop_up_utf; | |
1268 | case OP_BIT_OR: | |
1269 | while (lulen && rulen) { | |
9041c2e3 | 1270 | luc = utf8n_to_uvchr((U8*)lc, lulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1271 | lc += ulen; |
1272 | lulen -= ulen; | |
9041c2e3 | 1273 | ruc = utf8n_to_uvchr((U8*)rc, rulen, &ulen, UTF8_ALLOW_ANYUV); |
0c57e439 GS |
1274 | rc += ulen; |
1275 | rulen -= ulen; | |
1276 | duc = luc | ruc; | |
9041c2e3 | 1277 | dc = (char*)uvchr_to_utf8((U8*)dc, duc); |
0c57e439 GS |
1278 | } |
1279 | mop_up_utf: | |
794a0d33 JH |
1280 | if (rulen) |
1281 | dcsave = savepvn(rc, rulen); | |
1282 | else if (lulen) | |
1283 | dcsave = savepvn(lc, lulen); | |
3ce4c532 | 1284 | if (sv == left || sv == right) |
794a0d33 JH |
1285 | (void)sv_usepvn(sv, dcorig, needlen); /* Uses Renew(). */ |
1286 | SvCUR_set(sv, dc - dcorig); | |
0c57e439 | 1287 | if (rulen) |
794a0d33 | 1288 | sv_catpvn(sv, dcsave, rulen); |
0c57e439 | 1289 | else if (lulen) |
794a0d33 | 1290 | sv_catpvn(sv, dcsave, lulen); |
0c57e439 GS |
1291 | else |
1292 | *SvEND(sv) = '\0'; | |
794a0d33 | 1293 | Safefree(dcsave); |
0c57e439 | 1294 | break; |
41547412 NC |
1295 | default: |
1296 | if (sv == left || sv == right) | |
1297 | Safefree(dcorig); | |
c395bd6c AL |
1298 | Perl_croak(aTHX_ "panic: do_vop called for op %u (%s)", |
1299 | (unsigned)optype, PL_op_name[optype]); | |
0c57e439 GS |
1300 | } |
1301 | SvUTF8_on(sv); | |
1302 | goto finish; | |
1303 | } | |
1304 | else | |
79072805 LW |
1305 | #ifdef LIBERAL |
1306 | if (len >= sizeof(long)*4 && | |
bb7a0f54 MHM |
1307 | !((unsigned long)dc % sizeof(long)) && |
1308 | !((unsigned long)lc % sizeof(long)) && | |
1309 | !((unsigned long)rc % sizeof(long))) /* It's almost always aligned... */ | |
79072805 | 1310 | { |
bb7a0f54 | 1311 | const STRLEN remainder = len % (sizeof(long)*4); |
79072805 LW |
1312 | len /= (sizeof(long)*4); |
1313 | ||
1314 | dl = (long*)dc; | |
1315 | ll = (long*)lc; | |
1316 | rl = (long*)rc; | |
1317 | ||
1318 | switch (optype) { | |
1319 | case OP_BIT_AND: | |
1320 | while (len--) { | |
1321 | *dl++ = *ll++ & *rl++; | |
1322 | *dl++ = *ll++ & *rl++; | |
1323 | *dl++ = *ll++ & *rl++; | |
1324 | *dl++ = *ll++ & *rl++; | |
1325 | } | |
1326 | break; | |
a0d0e21e | 1327 | case OP_BIT_XOR: |
79072805 LW |
1328 | while (len--) { |
1329 | *dl++ = *ll++ ^ *rl++; | |
1330 | *dl++ = *ll++ ^ *rl++; | |
1331 | *dl++ = *ll++ ^ *rl++; | |
1332 | *dl++ = *ll++ ^ *rl++; | |
1333 | } | |
1334 | break; | |
1335 | case OP_BIT_OR: | |
1336 | while (len--) { | |
1337 | *dl++ = *ll++ | *rl++; | |
1338 | *dl++ = *ll++ | *rl++; | |
1339 | *dl++ = *ll++ | *rl++; | |
1340 | *dl++ = *ll++ | *rl++; | |
1341 | } | |
1342 | } | |
1343 | ||
1344 | dc = (char*)dl; | |
1345 | lc = (char*)ll; | |
1346 | rc = (char*)rl; | |
1347 | ||
1348 | len = remainder; | |
1349 | } | |
1350 | #endif | |
a0d0e21e | 1351 | { |
a0d0e21e LW |
1352 | switch (optype) { |
1353 | case OP_BIT_AND: | |
1354 | while (len--) | |
1355 | *dc++ = *lc++ & *rc++; | |
1a787b95 | 1356 | *dc = '\0'; |
a0d0e21e LW |
1357 | break; |
1358 | case OP_BIT_XOR: | |
1359 | while (len--) | |
1360 | *dc++ = *lc++ ^ *rc++; | |
1361 | goto mop_up; | |
1362 | case OP_BIT_OR: | |
1363 | while (len--) | |
1364 | *dc++ = *lc++ | *rc++; | |
1365 | mop_up: | |
1366 | len = lensave; | |
bb7a0f54 | 1367 | if (rightlen > len) |
a0d0e21e | 1368 | sv_catpvn(sv, rsave + len, rightlen - len); |
eb160463 | 1369 | else if (leftlen > (STRLEN)len) |
a0d0e21e | 1370 | sv_catpvn(sv, lsave + len, leftlen - len); |
4633a7c4 LW |
1371 | else |
1372 | *SvEND(sv) = '\0'; | |
a0d0e21e LW |
1373 | break; |
1374 | } | |
79072805 | 1375 | } |
0c57e439 | 1376 | finish: |
fb73857a | 1377 | SvTAINT(sv); |
79072805 | 1378 | } |
463ee0b2 LW |
1379 | |
1380 | OP * | |
cea2e8a9 | 1381 | Perl_do_kv(pTHX) |
463ee0b2 | 1382 | { |
97aff369 | 1383 | dVAR; |
39644a26 | 1384 | dSP; |
c4420975 | 1385 | HV * const hv = (HV*)POPs; |
800e9ae0 | 1386 | HV *keys; |
463ee0b2 | 1387 | register HE *entry; |
f54cb97a AL |
1388 | const I32 gimme = GIMME_V; |
1389 | const I32 dokv = (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV); | |
1390 | const I32 dokeys = dokv || (PL_op->op_type == OP_KEYS); | |
1391 | const I32 dovalues = dokv || (PL_op->op_type == OP_VALUES); | |
463ee0b2 | 1392 | |
85581909 | 1393 | if (!hv) { |
78f9721b | 1394 | if (PL_op->op_flags & OPf_MOD || LVRET) { /* lvalue */ |
85581909 SB |
1395 | dTARGET; /* make sure to clear its target here */ |
1396 | if (SvTYPE(TARG) == SVt_PVLV) | |
a0714e2c | 1397 | LvTARG(TARG) = NULL; |
85581909 SB |
1398 | PUSHs(TARG); |
1399 | } | |
463ee0b2 | 1400 | RETURN; |
85581909 | 1401 | } |
748a9306 | 1402 | |
6d822dc4 | 1403 | keys = hv; |
800e9ae0 | 1404 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
748a9306 | 1405 | |
54310121 | 1406 | if (gimme == G_VOID) |
aa689395 | 1407 | RETURN; |
1408 | ||
54310121 | 1409 | if (gimme == G_SCALAR) { |
6ee623d5 | 1410 | IV i; |
463ee0b2 LW |
1411 | dTARGET; |
1412 | ||
78f9721b | 1413 | if (PL_op->op_flags & OPf_MOD || LVRET) { /* lvalue */ |
85581909 SB |
1414 | if (SvTYPE(TARG) < SVt_PVLV) { |
1415 | sv_upgrade(TARG, SVt_PVLV); | |
a0714e2c | 1416 | sv_magic(TARG, NULL, PERL_MAGIC_nkeys, NULL, 0); |
85581909 SB |
1417 | } |
1418 | LvTYPE(TARG) = 'k'; | |
800e9ae0 | 1419 | if (LvTARG(TARG) != (SV*)keys) { |
6ff81951 GS |
1420 | if (LvTARG(TARG)) |
1421 | SvREFCNT_dec(LvTARG(TARG)); | |
b37c2d43 | 1422 | LvTARG(TARG) = SvREFCNT_inc_simple(keys); |
6ff81951 | 1423 | } |
85581909 SB |
1424 | PUSHs(TARG); |
1425 | RETURN; | |
1426 | } | |
1427 | ||
14befaf4 | 1428 | if (! SvTIED_mg((SV*)keys, PERL_MAGIC_tied)) |
a98face1 | 1429 | i = HvKEYS(keys); |
463ee0b2 LW |
1430 | else { |
1431 | i = 0; | |
800e9ae0 | 1432 | while (hv_iternext(keys)) i++; |
463ee0b2 LW |
1433 | } |
1434 | PUSHi( i ); | |
1435 | RETURN; | |
1436 | } | |
1437 | ||
8ed4b672 | 1438 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
463ee0b2 | 1439 | |
463ee0b2 | 1440 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
155aba94 | 1441 | while ((entry = hv_iternext(keys))) { |
463ee0b2 | 1442 | SPAGAIN; |
574c8022 | 1443 | if (dokeys) { |
890ce7af | 1444 | SV* const sv = hv_iterkeysv(entry); |
574c8022 JH |
1445 | XPUSHs(sv); /* won't clobber stack_sp */ |
1446 | } | |
463ee0b2 | 1447 | if (dovalues) { |
f54cb97a | 1448 | SV *tmpstr; |
463ee0b2 | 1449 | PUTBACK; |
6d822dc4 | 1450 | tmpstr = hv_iterval(hv,entry); |
cea2e8a9 | 1451 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
46fc3d4c | 1452 | (unsigned long)HeHASH(entry), |
cdd3ba14 | 1453 | (int)HvMAX(keys)+1, |
800e9ae0 | 1454 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
463ee0b2 | 1455 | SPAGAIN; |
46fc3d4c | 1456 | XPUSHs(tmpstr); |
463ee0b2 LW |
1457 | } |
1458 | PUTBACK; | |
1459 | } | |
1460 | return NORMAL; | |
1461 | } | |
4e35701f | 1462 | |
af3babe4 NC |
1463 | /* |
1464 | * Local variables: | |
1465 | * c-indentation-style: bsd | |
1466 | * c-basic-offset: 4 | |
1467 | * indent-tabs-mode: t | |
1468 | * End: | |
1469 | * | |
37442d52 RGS |
1470 | * ex: set ts=8 sts=4 sw=4 noet: |
1471 | */ |