| Commit | Line | Data |
|---|
| a0d0e21e |
1 | /* doop.c |
| 79072805 |
2 | * |
| 4eb8286e |
3 | * Copyright (c) 1991-1999, 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 | |
| 18 | #if !defined(NSIG) || defined(M_UNIX) || defined(M_XENIX) |
| 19 | #include <signal.h> |
| 20 | #endif |
| 21 | |
| 942e002e |
22 | STATIC I32 |
| cea2e8a9 |
23 | S_do_trans_CC_simple(pTHX_ SV *sv) |
| 79072805 |
24 | { |
| 11343788 |
25 | dTHR; |
| 4757a243 |
26 | U8 *s; |
| 27 | U8 *send; |
| 28 | I32 matches = 0; |
| 463ee0b2 |
29 | STRLEN len; |
| 4757a243 |
30 | short *tbl; |
| 31 | I32 ch; |
| 79072805 |
32 | |
| 4757a243 |
33 | tbl = (short*)cPVOP->op_pv; |
| 34 | if (!tbl) |
| cea2e8a9 |
35 | Perl_croak(aTHX_ "panic: do_trans"); |
| a0ed51b3 |
36 | |
| 4757a243 |
37 | s = (U8*)SvPV(sv, len); |
| 38 | send = s + len; |
| 39 | |
| 40 | while (s < send) { |
| 41 | if ((ch = tbl[*s]) >= 0) { |
| 42 | matches++; |
| 43 | *s = ch; |
| 79072805 |
44 | } |
| 4757a243 |
45 | s++; |
| 46 | } |
| 47 | SvSETMAGIC(sv); |
| 48 | |
| 49 | return matches; |
| 50 | } |
| 51 | |
| 942e002e |
52 | STATIC I32 |
| cea2e8a9 |
53 | S_do_trans_CC_count(pTHX_ SV *sv) |
| 4757a243 |
54 | { |
| 55 | dTHR; |
| 56 | U8 *s; |
| 57 | U8 *send; |
| 58 | I32 matches = 0; |
| 59 | STRLEN len; |
| 60 | short *tbl; |
| 61 | |
| 62 | tbl = (short*)cPVOP->op_pv; |
| 63 | if (!tbl) |
| cea2e8a9 |
64 | Perl_croak(aTHX_ "panic: do_trans"); |
| 4757a243 |
65 | |
| 66 | s = (U8*)SvPV(sv, len); |
| 67 | send = s + len; |
| 68 | |
| 69 | while (s < send) { |
| 70 | if (tbl[*s] >= 0) |
| 71 | matches++; |
| 72 | s++; |
| 73 | } |
| 74 | |
| 75 | return matches; |
| 76 | } |
| 77 | |
| 942e002e |
78 | STATIC I32 |
| cea2e8a9 |
79 | S_do_trans_CC_complex(pTHX_ SV *sv) |
| 4757a243 |
80 | { |
| 81 | dTHR; |
| 82 | U8 *s; |
| 83 | U8 *send; |
| 84 | U8 *d; |
| 85 | I32 matches = 0; |
| 86 | STRLEN len; |
| 87 | short *tbl; |
| 88 | I32 ch; |
| 89 | |
| 90 | tbl = (short*)cPVOP->op_pv; |
| 91 | if (!tbl) |
| cea2e8a9 |
92 | Perl_croak(aTHX_ "panic: do_trans"); |
| 4757a243 |
93 | |
| 94 | s = (U8*)SvPV(sv, len); |
| 95 | send = s + len; |
| 96 | |
| 97 | d = s; |
| 98 | if (PL_op->op_private & OPpTRANS_SQUASH) { |
| 99 | U8* p = send; |
| 100 | |
| 101 | while (s < send) { |
| 102 | if ((ch = tbl[*s]) >= 0) { |
| 103 | *d = ch; |
| 104 | matches++; |
| 105 | if (p == d - 1 && *p == *d) |
| 106 | matches--; |
| a0ed51b3 |
107 | else |
| 4757a243 |
108 | p = d++; |
| a0ed51b3 |
109 | } |
| 4757a243 |
110 | else if (ch == -1) /* -1 is unmapped character */ |
| 111 | *d++ = *s; /* -2 is delete character */ |
| 112 | s++; |
| a0ed51b3 |
113 | } |
| 4757a243 |
114 | } |
| 115 | else { |
| 116 | while (s < send) { |
| 117 | if ((ch = tbl[*s]) >= 0) { |
| 118 | *d = ch; |
| 119 | matches++; |
| 120 | d++; |
| a0ed51b3 |
121 | } |
| 4757a243 |
122 | else if (ch == -1) /* -1 is unmapped character */ |
| 123 | *d++ = *s; /* -2 is delete character */ |
| 124 | s++; |
| 5d06d08e |
125 | } |
| 4757a243 |
126 | } |
| 127 | matches += send - d; /* account for disappeared chars */ |
| 128 | *d = '\0'; |
| 129 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
| 130 | SvSETMAGIC(sv); |
| 131 | |
| 132 | return matches; |
| 133 | } |
| 134 | |
| 942e002e |
135 | STATIC I32 |
| cea2e8a9 |
136 | S_do_trans_UU_simple(pTHX_ SV *sv) |
| 4757a243 |
137 | { |
| 138 | dTHR; |
| 139 | U8 *s; |
| 140 | U8 *send; |
| 141 | U8 *d; |
| 142 | I32 matches = 0; |
| 143 | STRLEN len; |
| 144 | |
| 145 | SV* rv = (SV*)cSVOP->op_sv; |
| 146 | HV* hv = (HV*)SvRV(rv); |
| 147 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
| 148 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
| 149 | UV extra = none + 1; |
| 150 | UV final; |
| 151 | UV uv; |
| 152 | |
| 153 | s = (U8*)SvPV(sv, len); |
| 154 | send = s + len; |
| 155 | |
| 156 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
| 157 | if (svp) |
| 158 | final = SvUV(*svp); |
| 159 | |
| 160 | d = s; |
| 161 | while (s < send) { |
| 162 | if ((uv = swash_fetch(rv, s)) < none) { |
| 163 | s += UTF8SKIP(s); |
| 164 | matches++; |
| 165 | d = uv_to_utf8(d, uv); |
| 166 | } |
| 167 | else if (uv == none) { |
| 168 | int i; |
| 169 | for (i = UTF8SKIP(s); i; i--) |
| 170 | *d++ = *s++; |
| 171 | } |
| 172 | else if (uv == extra) { |
| 173 | s += UTF8SKIP(s); |
| 174 | matches++; |
| 175 | d = uv_to_utf8(d, final); |
| 176 | } |
| 177 | else |
| 178 | s += UTF8SKIP(s); |
| 179 | } |
| 180 | *d = '\0'; |
| 181 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
| 182 | SvSETMAGIC(sv); |
| 183 | |
| 184 | return matches; |
| 185 | } |
| 186 | |
| 942e002e |
187 | STATIC I32 |
| cea2e8a9 |
188 | S_do_trans_UU_count(pTHX_ SV *sv) |
| 4757a243 |
189 | { |
| 190 | dTHR; |
| 191 | U8 *s; |
| 192 | U8 *send; |
| 193 | I32 matches = 0; |
| 194 | STRLEN len; |
| 195 | |
| 196 | SV* rv = (SV*)cSVOP->op_sv; |
| 197 | HV* hv = (HV*)SvRV(rv); |
| 198 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
| 199 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
| 200 | UV uv; |
| 201 | |
| 202 | s = (U8*)SvPV(sv, len); |
| 203 | send = s + len; |
| 204 | |
| 205 | while (s < send) { |
| 834a4ddd |
206 | if ((uv = swash_fetch(rv, s)) < none) |
| 4757a243 |
207 | matches++; |
| 834a4ddd |
208 | s += UTF8SKIP(s); |
| 4757a243 |
209 | } |
| 210 | |
| 211 | return matches; |
| 212 | } |
| 213 | |
| 942e002e |
214 | STATIC I32 |
| cea2e8a9 |
215 | S_do_trans_UC_simple(pTHX_ SV *sv) |
| 4757a243 |
216 | { |
| 217 | dTHR; |
| 218 | U8 *s; |
| 219 | U8 *send; |
| 220 | U8 *d; |
| 221 | I32 matches = 0; |
| 222 | STRLEN len; |
| 223 | |
| 224 | SV* rv = (SV*)cSVOP->op_sv; |
| 225 | HV* hv = (HV*)SvRV(rv); |
| 226 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
| 227 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
| 228 | UV extra = none + 1; |
| 229 | UV final; |
| 230 | UV uv; |
| 231 | |
| 232 | s = (U8*)SvPV(sv, len); |
| 233 | send = s + len; |
| 234 | |
| 235 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
| 236 | if (svp) |
| 237 | final = SvUV(*svp); |
| 238 | |
| 239 | d = s; |
| 240 | while (s < send) { |
| 241 | if ((uv = swash_fetch(rv, s)) < none) { |
| 242 | s += UTF8SKIP(s); |
| 243 | matches++; |
| 244 | *d++ = (U8)uv; |
| 245 | } |
| 246 | else if (uv == none) { |
| 247 | I32 ulen; |
| 248 | uv = utf8_to_uv(s, &ulen); |
| 249 | s += ulen; |
| 250 | *d++ = (U8)uv; |
| 251 | } |
| 252 | else if (uv == extra) { |
| 253 | s += UTF8SKIP(s); |
| 254 | matches++; |
| 255 | *d++ = (U8)final; |
| 256 | } |
| 257 | else |
| 258 | s += UTF8SKIP(s); |
| 259 | } |
| 260 | *d = '\0'; |
| 261 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
| 262 | SvSETMAGIC(sv); |
| 263 | |
| 264 | return matches; |
| 265 | } |
| 266 | |
| 942e002e |
267 | STATIC I32 |
| cea2e8a9 |
268 | S_do_trans_CU_simple(pTHX_ SV *sv) |
| 4757a243 |
269 | { |
| 270 | dTHR; |
| 271 | U8 *s; |
| 272 | U8 *send; |
| 273 | U8 *d; |
| 274 | U8 *dst; |
| 275 | I32 matches = 0; |
| 276 | STRLEN len; |
| 277 | |
| 278 | SV* rv = (SV*)cSVOP->op_sv; |
| 279 | HV* hv = (HV*)SvRV(rv); |
| 280 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
| 281 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
| 282 | UV extra = none + 1; |
| 283 | UV final; |
| 284 | UV uv; |
| 285 | U8 tmpbuf[10]; |
| 286 | I32 bits = 16; |
| 287 | |
| 288 | s = (U8*)SvPV(sv, len); |
| 289 | send = s + len; |
| 290 | |
| 291 | svp = hv_fetch(hv, "BITS", 4, FALSE); |
| 292 | if (svp) |
| 293 | bits = (I32)SvIV(*svp); |
| 294 | |
| 295 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
| 296 | if (svp) |
| 297 | final = SvUV(*svp); |
| 298 | |
| 299 | Newz(801, d, len * (bits >> 3) + 1, U8); |
| 300 | dst = d; |
| 301 | |
| 302 | while (s < send) { |
| 303 | uv = *s++; |
| 304 | if (uv < 0x80) |
| 305 | tmpbuf[0] = uv; |
| 306 | else { |
| 307 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
| 308 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
| a0ed51b3 |
309 | } |
| 4757a243 |
310 | |
| 311 | if ((uv = swash_fetch(rv, tmpbuf)) < none) { |
| 312 | matches++; |
| 313 | d = uv_to_utf8(d, uv); |
| 314 | } |
| 315 | else if (uv == none) |
| 316 | d = uv_to_utf8(d, s[-1]); |
| 317 | else if (uv == extra) { |
| 318 | matches++; |
| 319 | d = uv_to_utf8(d, final); |
| 320 | } |
| 321 | } |
| 322 | *d = '\0'; |
| 323 | sv_usepvn_mg(sv, (char*)dst, d - dst); |
| 324 | |
| 325 | return matches; |
| 326 | } |
| 327 | |
| 328 | /* utf-8 to latin-1 */ |
| 329 | |
| 942e002e |
330 | STATIC I32 |
| cea2e8a9 |
331 | S_do_trans_UC_trivial(pTHX_ SV *sv) |
| 4757a243 |
332 | { |
| 333 | dTHR; |
| 334 | U8 *s; |
| 335 | U8 *send; |
| 336 | U8 *d; |
| 337 | STRLEN len; |
| 338 | |
| 339 | s = (U8*)SvPV(sv, len); |
| 340 | send = s + len; |
| 341 | |
| 342 | d = s; |
| 343 | while (s < send) { |
| 344 | if (*s < 0x80) |
| 345 | *d++ = *s++; |
| a0ed51b3 |
346 | else { |
| 4757a243 |
347 | I32 ulen; |
| 348 | UV uv = utf8_to_uv(s, &ulen); |
| 349 | s += ulen; |
| 350 | *d++ = (U8)uv; |
| 351 | } |
| 352 | } |
| 353 | *d = '\0'; |
| 354 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
| 355 | SvSETMAGIC(sv); |
| a0ed51b3 |
356 | |
| 4757a243 |
357 | return SvCUR(sv); |
| 358 | } |
| a0ed51b3 |
359 | |
| 4757a243 |
360 | /* latin-1 to utf-8 */ |
| a0ed51b3 |
361 | |
| 942e002e |
362 | STATIC I32 |
| cea2e8a9 |
363 | S_do_trans_CU_trivial(pTHX_ SV *sv) |
| 4757a243 |
364 | { |
| 365 | dTHR; |
| 366 | U8 *s; |
| 367 | U8 *send; |
| 368 | U8 *d; |
| 369 | U8 *dst; |
| 370 | I32 matches; |
| 371 | STRLEN len; |
| a0ed51b3 |
372 | |
| 4757a243 |
373 | s = (U8*)SvPV(sv, len); |
| 374 | send = s + len; |
| 375 | |
| 376 | Newz(801, d, len * 2 + 1, U8); |
| 377 | dst = d; |
| 378 | |
| 379 | matches = send - s; |
| 380 | |
| 381 | while (s < send) { |
| 382 | if (*s < 0x80) |
| 383 | *d++ = *s++; |
| 384 | else { |
| 385 | UV uv = *s++; |
| 386 | *d++ = (( uv >> 6) | 0xc0); |
| 387 | *d++ = (( uv & 0x3f) | 0x80); |
| 388 | } |
| 389 | } |
| 390 | *d = '\0'; |
| 391 | sv_usepvn_mg(sv, (char*)dst, d - dst); |
| 392 | |
| 393 | return matches; |
| 394 | } |
| 395 | |
| 942e002e |
396 | STATIC I32 |
| cea2e8a9 |
397 | S_do_trans_UU_complex(pTHX_ SV *sv) |
| 4757a243 |
398 | { |
| 399 | dTHR; |
| 400 | U8 *s; |
| 401 | U8 *send; |
| 402 | U8 *d; |
| 403 | I32 matches = 0; |
| 404 | I32 squash = PL_op->op_private & OPpTRANS_SQUASH; |
| 405 | I32 from_utf = PL_op->op_private & OPpTRANS_FROM_UTF; |
| 406 | I32 to_utf = PL_op->op_private & OPpTRANS_TO_UTF; |
| 407 | I32 del = PL_op->op_private & OPpTRANS_DELETE; |
| 408 | SV* rv = (SV*)cSVOP->op_sv; |
| 409 | HV* hv = (HV*)SvRV(rv); |
| 410 | SV** svp = hv_fetch(hv, "NONE", 4, FALSE); |
| 411 | UV none = svp ? SvUV(*svp) : 0x7fffffff; |
| 412 | UV extra = none + 1; |
| 413 | UV final; |
| 414 | UV uv; |
| 415 | STRLEN len; |
| 416 | U8 *dst; |
| 417 | |
| 418 | s = (U8*)SvPV(sv, len); |
| 419 | send = s + len; |
| 420 | |
| 421 | svp = hv_fetch(hv, "FINAL", 5, FALSE); |
| 422 | if (svp) |
| 423 | final = SvUV(*svp); |
| 424 | |
| 425 | if (PL_op->op_private & OPpTRANS_GROWS) { |
| 426 | I32 bits = 16; |
| 427 | |
| 428 | svp = hv_fetch(hv, "BITS", 4, FALSE); |
| 429 | if (svp) |
| 430 | bits = (I32)SvIV(*svp); |
| 431 | |
| 432 | Newz(801, d, len * (bits >> 3) + 1, U8); |
| 433 | dst = d; |
| 434 | } |
| 435 | else { |
| 436 | d = s; |
| 437 | dst = 0; |
| 438 | } |
| 439 | |
| 440 | if (squash) { |
| 441 | UV puv = 0xfeedface; |
| 442 | while (s < send) { |
| 443 | if (from_utf) { |
| 444 | uv = swash_fetch(rv, s); |
| a0ed51b3 |
445 | } |
| 446 | else { |
| 4757a243 |
447 | U8 tmpbuf[2]; |
| 448 | uv = *s++; |
| 449 | if (uv < 0x80) |
| 450 | tmpbuf[0] = uv; |
| 451 | else { |
| 452 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
| 453 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
| 454 | } |
| 455 | uv = swash_fetch(rv, tmpbuf); |
| 456 | } |
| 457 | if (uv < none) { |
| 458 | matches++; |
| 459 | if (uv != puv) { |
| 460 | if (uv >= 0x80 && to_utf) |
| 461 | d = uv_to_utf8(d, uv); |
| 462 | else |
| 463 | *d++ = (U8)uv; |
| 464 | puv = uv; |
| 465 | } |
| 466 | if (from_utf) |
| 467 | s += UTF8SKIP(s); |
| 468 | continue; |
| 469 | } |
| 470 | else if (uv == none) { /* "none" is unmapped character */ |
| 471 | if (from_utf) { |
| 472 | if (*s < 0x80) |
| 473 | *d++ = *s++; |
| 474 | else if (to_utf) { |
| a0ed51b3 |
475 | int i; |
| 4757a243 |
476 | for (i = UTF8SKIP(s); i; --i) |
| 477 | *d++ = *s++; |
| a0ed51b3 |
478 | } |
| 4757a243 |
479 | else { |
| 480 | I32 ulen; |
| 481 | *d++ = (U8)utf8_to_uv(s, &ulen); |
| 482 | s += ulen; |
| a0ed51b3 |
483 | } |
| a0ed51b3 |
484 | } |
| 4757a243 |
485 | else { /* must be to_utf only */ |
| 486 | d = uv_to_utf8(d, s[-1]); |
| 487 | } |
| 488 | puv = 0xfeedface; |
| 489 | continue; |
| a0ed51b3 |
490 | } |
| 4757a243 |
491 | else if (uv == extra && !del) { |
| 492 | matches++; |
| 493 | if (uv != puv) { |
| 494 | if (final >= 0x80 && to_utf) |
| 495 | d = uv_to_utf8(d, final); |
| 496 | else |
| 497 | *d++ = (U8)final; |
| 498 | puv = final; |
| 499 | } |
| 500 | if (from_utf) |
| 501 | s += UTF8SKIP(s); |
| 502 | continue; |
| 503 | } |
| 504 | matches++; /* "none+1" is delete character */ |
| 505 | if (from_utf) |
| 506 | s += UTF8SKIP(s); |
| a0ed51b3 |
507 | } |
| 79072805 |
508 | } |
| 509 | else { |
| 4757a243 |
510 | while (s < send) { |
| 511 | if (from_utf) { |
| 512 | uv = swash_fetch(rv, s); |
| 513 | } |
| 514 | else { |
| 515 | U8 tmpbuf[2]; |
| 516 | uv = *s++; |
| 517 | if (uv < 0x80) |
| 518 | tmpbuf[0] = uv; |
| 519 | else { |
| 520 | tmpbuf[0] = (( uv >> 6) | 0xc0); |
| 521 | tmpbuf[1] = (( uv & 0x3f) | 0x80); |
| a0ed51b3 |
522 | } |
| 4757a243 |
523 | uv = swash_fetch(rv, tmpbuf); |
| a0ed51b3 |
524 | } |
| 4757a243 |
525 | if (uv < none) { |
| 526 | matches++; |
| 527 | if (uv >= 0x80 && to_utf) |
| 528 | d = uv_to_utf8(d, uv); |
| 529 | else |
| 530 | *d++ = (U8)uv; |
| 531 | if (from_utf) |
| 532 | s += UTF8SKIP(s); |
| 533 | continue; |
| a0ed51b3 |
534 | } |
| 4757a243 |
535 | else if (uv == none) { /* "none" is unmapped character */ |
| 536 | if (from_utf) { |
| 537 | if (*s < 0x80) |
| 538 | *d++ = *s++; |
| 539 | else if (to_utf) { |
| 540 | int i; |
| 541 | for (i = UTF8SKIP(s); i; --i) |
| 542 | *d++ = *s++; |
| 543 | } |
| 544 | else { |
| 545 | I32 ulen; |
| 546 | *d++ = (U8)utf8_to_uv(s, &ulen); |
| 547 | s += ulen; |
| a0ed51b3 |
548 | } |
| 79072805 |
549 | } |
| 4757a243 |
550 | else { /* must be to_utf only */ |
| 551 | d = uv_to_utf8(d, s[-1]); |
| 552 | } |
| 553 | continue; |
| 79072805 |
554 | } |
| 4757a243 |
555 | else if (uv == extra && !del) { |
| 556 | matches++; |
| 557 | if (final >= 0x80 && to_utf) |
| 558 | d = uv_to_utf8(d, final); |
| 559 | else |
| 560 | *d++ = (U8)final; |
| 561 | if (from_utf) |
| 562 | s += UTF8SKIP(s); |
| 563 | continue; |
| 564 | } |
| 565 | matches++; /* "none+1" is delete character */ |
| 566 | if (from_utf) |
| 567 | s += UTF8SKIP(s); |
| 79072805 |
568 | } |
| 4757a243 |
569 | } |
| 570 | if (dst) |
| 571 | sv_usepvn(sv, (char*)dst, d - dst); |
| 572 | else { |
| 573 | *d = '\0'; |
| 574 | SvCUR_set(sv, d - (U8*)SvPVX(sv)); |
| 575 | } |
| 576 | SvSETMAGIC(sv); |
| 577 | |
| 578 | return matches; |
| 579 | } |
| 580 | |
| 581 | I32 |
| 864dbfa3 |
582 | Perl_do_trans(pTHX_ SV *sv) |
| 4757a243 |
583 | { |
| 46124e9e |
584 | dTHR; |
| 4757a243 |
585 | STRLEN len; |
| 586 | |
| 587 | if (SvREADONLY(sv) && !(PL_op->op_private & OPpTRANS_IDENTICAL)) |
| cea2e8a9 |
588 | Perl_croak(aTHX_ PL_no_modify); |
| 4757a243 |
589 | |
| 590 | (void)SvPV(sv, len); |
| 591 | if (!len) |
| 592 | return 0; |
| 593 | if (!SvPOKp(sv)) |
| 594 | (void)SvPV_force(sv, len); |
| 595 | (void)SvPOK_only(sv); |
| 596 | |
| cea2e8a9 |
597 | DEBUG_t( Perl_deb(aTHX_ "2.TBL\n")); |
| 4757a243 |
598 | |
| 599 | switch (PL_op->op_private & 63) { |
| 600 | case 0: |
| 601 | return do_trans_CC_simple(sv); |
| 602 | |
| 603 | case OPpTRANS_FROM_UTF: |
| 604 | return do_trans_UC_simple(sv); |
| 605 | |
| 606 | case OPpTRANS_TO_UTF: |
| 607 | return do_trans_CU_simple(sv); |
| 608 | |
| 609 | case OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF: |
| 610 | return do_trans_UU_simple(sv); |
| 611 | |
| 612 | case OPpTRANS_IDENTICAL: |
| 613 | return do_trans_CC_count(sv); |
| 614 | |
| 615 | case OPpTRANS_FROM_UTF|OPpTRANS_IDENTICAL: |
| 616 | return do_trans_UC_trivial(sv); |
| 617 | |
| 618 | case OPpTRANS_TO_UTF|OPpTRANS_IDENTICAL: |
| 619 | return do_trans_CU_trivial(sv); |
| 620 | |
| 621 | case OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF|OPpTRANS_IDENTICAL: |
| 622 | return do_trans_UU_count(sv); |
| 623 | |
| 624 | default: |
| 625 | if (PL_op->op_private & (OPpTRANS_FROM_UTF|OPpTRANS_TO_UTF)) |
| 626 | return do_trans_UU_complex(sv); /* could be UC or CU too */ |
| 627 | else |
| 628 | return do_trans_CC_complex(sv); |
| 79072805 |
629 | } |
| 79072805 |
630 | } |
| 631 | |
| 632 | void |
| 864dbfa3 |
633 | Perl_do_join(pTHX_ register SV *sv, SV *del, register SV **mark, register SV **sp) |
| 79072805 |
634 | { |
| 635 | SV **oldmark = mark; |
| 636 | register I32 items = sp - mark; |
| 79072805 |
637 | register STRLEN len; |
| 463ee0b2 |
638 | STRLEN delimlen; |
| 639 | register char *delim = SvPV(del, delimlen); |
| 640 | STRLEN tmplen; |
| 79072805 |
641 | |
| 642 | mark++; |
| 643 | len = (items > 0 ? (delimlen * (items - 1) ) : 0); |
| 07f14f54 |
644 | (void)SvUPGRADE(sv, SVt_PV); |
| 79072805 |
645 | if (SvLEN(sv) < len + items) { /* current length is way too short */ |
| 646 | while (items-- > 0) { |
| 48c036b1 |
647 | if (*mark && !SvGMAGICAL(*mark) && SvOK(*mark)) { |
| 463ee0b2 |
648 | SvPV(*mark, tmplen); |
| 649 | len += tmplen; |
| 79072805 |
650 | } |
| 651 | mark++; |
| 652 | } |
| 653 | SvGROW(sv, len + 1); /* so try to pre-extend */ |
| 654 | |
| 655 | mark = oldmark; |
| db7c17d7 |
656 | items = sp - mark; |
| 79072805 |
657 | ++mark; |
| 658 | } |
| 659 | |
| 463ee0b2 |
660 | if (items-- > 0) { |
| 8990e307 |
661 | char *s; |
| 662 | |
| 663 | if (*mark) { |
| 664 | s = SvPV(*mark, tmplen); |
| 665 | sv_setpvn(sv, s, tmplen); |
| 666 | } |
| 667 | else |
| 668 | sv_setpv(sv, ""); |
| 463ee0b2 |
669 | mark++; |
| 670 | } |
| 79072805 |
671 | else |
| 672 | sv_setpv(sv,""); |
| 673 | len = delimlen; |
| 674 | if (len) { |
| 675 | for (; items > 0; items--,mark++) { |
| 676 | sv_catpvn(sv,delim,len); |
| 677 | sv_catsv(sv,*mark); |
| 678 | } |
| 679 | } |
| 680 | else { |
| 681 | for (; items > 0; items--,mark++) |
| 682 | sv_catsv(sv,*mark); |
| 683 | } |
| 684 | SvSETMAGIC(sv); |
| 685 | } |
| 686 | |
| 687 | void |
| 864dbfa3 |
688 | Perl_do_sprintf(pTHX_ SV *sv, I32 len, SV **sarg) |
| 79072805 |
689 | { |
| 46fc3d4c |
690 | STRLEN patlen; |
| 691 | char *pat = SvPV(*sarg, patlen); |
| 692 | bool do_taint = FALSE; |
| 693 | |
| 694 | sv_vsetpvfn(sv, pat, patlen, Null(va_list*), sarg + 1, len - 1, &do_taint); |
| 79072805 |
695 | SvSETMAGIC(sv); |
| 46fc3d4c |
696 | if (do_taint) |
| 697 | SvTAINTED_on(sv); |
| 79072805 |
698 | } |
| 699 | |
| 81e118e0 |
700 | UV |
| 701 | Perl_do_vecget(pTHX_ SV *sv, I32 offset, I32 size) |
| 702 | { |
| 703 | STRLEN srclen, len; |
| 704 | unsigned char *s = (unsigned char *) SvPV(sv, srclen); |
| 705 | UV retnum = 0; |
| 706 | |
| a50d7633 |
707 | if (offset < 0) |
| 81e118e0 |
708 | return retnum; |
| a50d7633 |
709 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
| 710 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
| 81e118e0 |
711 | offset *= size; /* turn into bit offset */ |
| 712 | len = (offset + size + 7) / 8; /* required number of bytes */ |
| 713 | if (len > srclen) { |
| 714 | if (size <= 8) |
| 715 | retnum = 0; |
| 716 | else { |
| 717 | offset >>= 3; /* turn into byte offset */ |
| 718 | if (size == 16) { |
| 719 | if (offset >= srclen) |
| 720 | retnum = 0; |
| 721 | else |
| 722 | retnum = (UV) s[offset] << 8; |
| 723 | } |
| 724 | else if (size == 32) { |
| 725 | if (offset >= srclen) |
| 726 | retnum = 0; |
| 727 | else if (offset + 1 >= srclen) |
| 728 | retnum = |
| 729 | ((UV) s[offset ] << 24); |
| 730 | else if (offset + 2 >= srclen) |
| 731 | retnum = |
| 732 | ((UV) s[offset ] << 24) + |
| 733 | ((UV) s[offset + 1] << 16); |
| 734 | else |
| 735 | retnum = |
| 736 | ((UV) s[offset ] << 24) + |
| 737 | ((UV) s[offset + 1] << 16) + |
| 738 | ( s[offset + 2] << 8); |
| 739 | } |
| c5a0f51a |
740 | #ifdef HAS_QUAD |
| 741 | else if (size == 64) { |
| 742 | dTHR; |
| 743 | if (ckWARN(WARN_PORTABLE)) |
| 744 | Perl_warner(aTHX_ WARN_PORTABLE, |
| 745 | "Bit vector size > 32 non-portable"); |
| 746 | if (offset >= srclen) |
| 747 | retnum = 0; |
| 748 | else if (offset + 1 >= srclen) |
| 749 | retnum = |
| 750 | (UV) s[offset ] << 56; |
| 751 | else if (offset + 2 >= srclen) |
| 752 | retnum = |
| 753 | ((UV) s[offset ] << 56) + |
| 754 | ((UV) s[offset + 1] << 48); |
| 755 | else if (offset + 3 >= srclen) |
| 756 | retnum = |
| 757 | ((UV) s[offset ] << 56) + |
| 758 | ((UV) s[offset + 1] << 48) + |
| 759 | ((UV) s[offset + 2] << 40); |
| 760 | else if (offset + 4 >= srclen) |
| 761 | retnum = |
| 762 | ((UV) s[offset ] << 56) + |
| 763 | ((UV) s[offset + 1] << 48) + |
| 764 | ((UV) s[offset + 2] << 40) + |
| 765 | ((UV) s[offset + 3] << 32); |
| 766 | else if (offset + 5 >= srclen) |
| 767 | retnum = |
| 768 | ((UV) s[offset ] << 56) + |
| 769 | ((UV) s[offset + 1] << 48) + |
| 770 | ((UV) s[offset + 2] << 40) + |
| 771 | ((UV) s[offset + 3] << 32) + |
| 772 | ( s[offset + 4] << 24); |
| 773 | else if (offset + 6 >= srclen) |
| 774 | retnum = |
| 775 | ((UV) s[offset ] << 56) + |
| 776 | ((UV) s[offset + 1] << 48) + |
| 777 | ((UV) s[offset + 2] << 40) + |
| 778 | ((UV) s[offset + 3] << 32) + |
| 779 | ((UV) s[offset + 4] << 24) + |
| 780 | ((UV) s[offset + 5] << 16); |
| 781 | else |
| 782 | retnum = |
| 783 | ((UV) s[offset ] << 56) + |
| 784 | ((UV) s[offset + 1] << 48) + |
| 785 | ((UV) s[offset + 2] << 40) + |
| 786 | ((UV) s[offset + 3] << 32) + |
| 787 | ((UV) s[offset + 4] << 24) + |
| 788 | ((UV) s[offset + 5] << 16) + |
| 789 | ( s[offset + 6] << 8); |
| 790 | } |
| 791 | #endif |
| 81e118e0 |
792 | } |
| 793 | } |
| 794 | else if (size < 8) |
| 795 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
| 796 | else { |
| 797 | offset >>= 3; /* turn into byte offset */ |
| 798 | if (size == 8) |
| 799 | retnum = s[offset]; |
| 800 | else if (size == 16) |
| 801 | retnum = |
| 802 | ((UV) s[offset] << 8) + |
| 803 | s[offset + 1]; |
| 804 | else if (size == 32) |
| 805 | retnum = |
| 806 | ((UV) s[offset ] << 24) + |
| 807 | ((UV) s[offset + 1] << 16) + |
| 808 | ( s[offset + 2] << 8) + |
| 809 | s[offset + 3]; |
| c5a0f51a |
810 | #ifdef HAS_QUAD |
| 811 | else if (size == 64) { |
| 812 | dTHR; |
| 813 | if (ckWARN(WARN_PORTABLE)) |
| 814 | Perl_warner(aTHX_ WARN_PORTABLE, |
| 815 | "Bit vector size > 32 non-portable"); |
| 816 | retnum = |
| 817 | ((UV) s[offset ] << 56) + |
| 818 | ((UV) s[offset + 1] << 48) + |
| 819 | ((UV) s[offset + 2] << 40) + |
| 820 | ((UV) s[offset + 3] << 32) + |
| 821 | ((UV) s[offset + 4] << 24) + |
| 822 | ((UV) s[offset + 5] << 16) + |
| 823 | ( s[offset + 6] << 8) + |
| 824 | s[offset + 7]; |
| 825 | } |
| 826 | #endif |
| 81e118e0 |
827 | } |
| 828 | |
| 829 | return retnum; |
| 830 | } |
| 831 | |
| 79072805 |
832 | void |
| 864dbfa3 |
833 | Perl_do_vecset(pTHX_ SV *sv) |
| 79072805 |
834 | { |
| 835 | SV *targ = LvTARG(sv); |
| 836 | register I32 offset; |
| 837 | register I32 size; |
| 8990e307 |
838 | register unsigned char *s; |
| 81e118e0 |
839 | register UV lval; |
| 79072805 |
840 | I32 mask; |
| a0d0e21e |
841 | STRLEN targlen; |
| 842 | STRLEN len; |
| 79072805 |
843 | |
| 8990e307 |
844 | if (!targ) |
| 845 | return; |
| a0d0e21e |
846 | s = (unsigned char*)SvPV_force(targ, targlen); |
| 81e118e0 |
847 | lval = SvUV(sv); |
| 79072805 |
848 | offset = LvTARGOFF(sv); |
| 849 | size = LvTARGLEN(sv); |
| a50d7633 |
850 | if (size < 1 || (size & (size-1))) /* size < 1 or not a power of two */ |
| 851 | Perl_croak(aTHX_ "Illegal number of bits in vec"); |
| a0d0e21e |
852 | |
| 81e118e0 |
853 | offset *= size; /* turn into bit offset */ |
| 854 | len = (offset + size + 7) / 8; /* required number of bytes */ |
| a0d0e21e |
855 | if (len > targlen) { |
| 856 | s = (unsigned char*)SvGROW(targ, len + 1); |
| 857 | (void)memzero(s + targlen, len - targlen + 1); |
| 858 | SvCUR_set(targ, len); |
| 859 | } |
| 860 | |
| 79072805 |
861 | if (size < 8) { |
| 862 | mask = (1 << size) - 1; |
| 863 | size = offset & 7; |
| 864 | lval &= mask; |
| 81e118e0 |
865 | offset >>= 3; /* turn into byte offset */ |
| 79072805 |
866 | s[offset] &= ~(mask << size); |
| 867 | s[offset] |= lval << size; |
| 868 | } |
| 869 | else { |
| 81e118e0 |
870 | offset >>= 3; /* turn into byte offset */ |
| 79072805 |
871 | if (size == 8) |
| c5a0f51a |
872 | s[offset ] = lval & 0xff; |
| 79072805 |
873 | else if (size == 16) { |
| c5a0f51a |
874 | s[offset ] = (lval >> 8) & 0xff; |
| 875 | s[offset+1] = lval & 0xff; |
| 79072805 |
876 | } |
| 877 | else if (size == 32) { |
| c5a0f51a |
878 | s[offset ] = (lval >> 24) & 0xff; |
| 879 | s[offset+1] = (lval >> 16) & 0xff; |
| 880 | s[offset+2] = (lval >> 8) & 0xff; |
| 881 | s[offset+3] = lval & 0xff; |
| 882 | } |
| 883 | #ifdef HAS_QUAD |
| 884 | else if (size == 64) { |
| 885 | dTHR; |
| 886 | if (ckWARN(WARN_PORTABLE)) |
| 887 | Perl_warner(aTHX_ WARN_PORTABLE, |
| 888 | "Bit vector size > 32 non-portable"); |
| 889 | s[offset ] = (lval >> 56) & 0xff; |
| 890 | s[offset+1] = (lval >> 48) & 0xff; |
| 891 | s[offset+2] = (lval >> 40) & 0xff; |
| 892 | s[offset+3] = (lval >> 32) & 0xff; |
| 893 | s[offset+4] = (lval >> 24) & 0xff; |
| 894 | s[offset+5] = (lval >> 16) & 0xff; |
| 895 | s[offset+6] = (lval >> 8) & 0xff; |
| 896 | s[offset+7] = lval & 0xff; |
| 79072805 |
897 | } |
| 898 | } |
| 7bb043c3 |
899 | SvSETMAGIC(targ); |
| 79072805 |
900 | } |
| 901 | |
| 902 | void |
| 864dbfa3 |
903 | Perl_do_chop(pTHX_ register SV *astr, register SV *sv) |
| 79072805 |
904 | { |
| 463ee0b2 |
905 | STRLEN len; |
| a0d0e21e |
906 | char *s; |
| c485e607 |
907 | dTHR; |
| a0d0e21e |
908 | |
| 79072805 |
909 | if (SvTYPE(sv) == SVt_PVAV) { |
| a0d0e21e |
910 | register I32 i; |
| 911 | I32 max; |
| 912 | AV* av = (AV*)sv; |
| 913 | max = AvFILL(av); |
| 914 | for (i = 0; i <= max; i++) { |
| 915 | sv = (SV*)av_fetch(av, i, FALSE); |
| 3280af22 |
916 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
| a0d0e21e |
917 | do_chop(astr, sv); |
| 918 | } |
| 919 | return; |
| 79072805 |
920 | } |
| aa854799 |
921 | else if (SvTYPE(sv) == SVt_PVHV) { |
| a0d0e21e |
922 | HV* hv = (HV*)sv; |
| 923 | HE* entry; |
| 924 | (void)hv_iterinit(hv); |
| 925 | /*SUPPRESS 560*/ |
| 926 | while (entry = hv_iternext(hv)) |
| 927 | do_chop(astr,hv_iterval(hv,entry)); |
| 928 | return; |
| 79072805 |
929 | } |
| aa854799 |
930 | else if (SvREADONLY(sv)) |
| cea2e8a9 |
931 | Perl_croak(aTHX_ PL_no_modify); |
| a0d0e21e |
932 | s = SvPV(sv, len); |
| 748a9306 |
933 | if (len && !SvPOK(sv)) |
| a0d0e21e |
934 | s = SvPV_force(sv, len); |
| a0ed51b3 |
935 | if (IN_UTF8) { |
| 936 | if (s && len) { |
| 937 | char *send = s + len; |
| 938 | char *start = s; |
| 939 | s = send - 1; |
| 940 | while ((*s & 0xc0) == 0x80) |
| 941 | --s; |
| 0453d815 |
942 | if (UTF8SKIP(s) != send - s && ckWARN_d(WARN_UTF8)) |
| 943 | Perl_warner(aTHX_ WARN_UTF8, "Malformed UTF-8 character"); |
| a0ed51b3 |
944 | sv_setpvn(astr, s, send - s); |
| 945 | *s = '\0'; |
| 946 | SvCUR_set(sv, s - start); |
| 947 | SvNIOK_off(sv); |
| 948 | } |
| 949 | else |
| 950 | sv_setpvn(astr, "", 0); |
| 951 | } |
| 952 | else |
| a0d0e21e |
953 | if (s && len) { |
| 954 | s += --len; |
| 955 | sv_setpvn(astr, s, 1); |
| 956 | *s = '\0'; |
| 957 | SvCUR_set(sv, len); |
| 958 | SvNIOK_off(sv); |
| 79072805 |
959 | } |
| 960 | else |
| a0d0e21e |
961 | sv_setpvn(astr, "", 0); |
| 962 | SvSETMAGIC(sv); |
| 963 | } |
| 964 | |
| 965 | I32 |
| 864dbfa3 |
966 | Perl_do_chomp(pTHX_ register SV *sv) |
| a0d0e21e |
967 | { |
| aeea060c |
968 | dTHR; |
| c07a80fd |
969 | register I32 count; |
| a0d0e21e |
970 | STRLEN len; |
| 971 | char *s; |
| c07a80fd |
972 | |
| 3280af22 |
973 | if (RsSNARF(PL_rs)) |
| c07a80fd |
974 | return 0; |
| 4c5a6083 |
975 | if (RsRECORD(PL_rs)) |
| 976 | return 0; |
| c07a80fd |
977 | count = 0; |
| a0d0e21e |
978 | if (SvTYPE(sv) == SVt_PVAV) { |
| 979 | register I32 i; |
| 980 | I32 max; |
| 981 | AV* av = (AV*)sv; |
| 982 | max = AvFILL(av); |
| 983 | for (i = 0; i <= max; i++) { |
| 984 | sv = (SV*)av_fetch(av, i, FALSE); |
| 3280af22 |
985 | if (sv && ((sv = *(SV**)sv), sv != &PL_sv_undef)) |
| a0d0e21e |
986 | count += do_chomp(sv); |
| 987 | } |
| 988 | return count; |
| 989 | } |
| aa854799 |
990 | else if (SvTYPE(sv) == SVt_PVHV) { |
| a0d0e21e |
991 | HV* hv = (HV*)sv; |
| 992 | HE* entry; |
| 993 | (void)hv_iterinit(hv); |
| 994 | /*SUPPRESS 560*/ |
| 995 | while (entry = hv_iternext(hv)) |
| 996 | count += do_chomp(hv_iterval(hv,entry)); |
| 997 | return count; |
| 998 | } |
| aa854799 |
999 | else if (SvREADONLY(sv)) |
| cea2e8a9 |
1000 | Perl_croak(aTHX_ PL_no_modify); |
| a0d0e21e |
1001 | s = SvPV(sv, len); |
| 1002 | if (len && !SvPOKp(sv)) |
| 1003 | s = SvPV_force(sv, len); |
| 1004 | if (s && len) { |
| 1005 | s += --len; |
| 3280af22 |
1006 | if (RsPARA(PL_rs)) { |
| a0d0e21e |
1007 | if (*s != '\n') |
| 1008 | goto nope; |
| 1009 | ++count; |
| 1010 | while (len && s[-1] == '\n') { |
| 1011 | --len; |
| 1012 | --s; |
| 1013 | ++count; |
| 1014 | } |
| 1015 | } |
| a0d0e21e |
1016 | else { |
| c07a80fd |
1017 | STRLEN rslen; |
| 3280af22 |
1018 | char *rsptr = SvPV(PL_rs, rslen); |
| c07a80fd |
1019 | if (rslen == 1) { |
| 1020 | if (*s != *rsptr) |
| 1021 | goto nope; |
| 1022 | ++count; |
| 1023 | } |
| 1024 | else { |
| 8c2cee6f |
1025 | if (len < rslen - 1) |
| c07a80fd |
1026 | goto nope; |
| 1027 | len -= rslen - 1; |
| 1028 | s -= rslen - 1; |
| 36477c24 |
1029 | if (memNE(s, rsptr, rslen)) |
| c07a80fd |
1030 | goto nope; |
| 1031 | count += rslen; |
| 1032 | } |
| a0d0e21e |
1033 | } |
| a0d0e21e |
1034 | *s = '\0'; |
| 1035 | SvCUR_set(sv, len); |
| 1036 | SvNIOK_off(sv); |
| 1037 | } |
| 1038 | nope: |
| 1039 | SvSETMAGIC(sv); |
| 1040 | return count; |
| 1041 | } |
| 79072805 |
1042 | |
| 1043 | void |
| 864dbfa3 |
1044 | Perl_do_vop(pTHX_ I32 optype, SV *sv, SV *left, SV *right) |
| 79072805 |
1045 | { |
| aeea060c |
1046 | dTHR; /* just for taint */ |
| 79072805 |
1047 | #ifdef LIBERAL |
| 1048 | register long *dl; |
| 1049 | register long *ll; |
| 1050 | register long *rl; |
| 1051 | #endif |
| 1052 | register char *dc; |
| 463ee0b2 |
1053 | STRLEN leftlen; |
| 1054 | STRLEN rightlen; |
| 7a4c00b4 |
1055 | register char *lc; |
| 1056 | register char *rc; |
| 79072805 |
1057 | register I32 len; |
| a0d0e21e |
1058 | I32 lensave; |
| 7a4c00b4 |
1059 | char *lsave; |
| 1060 | char *rsave; |
| 79072805 |
1061 | |
| 1fbd88dc |
1062 | if (sv != left || (optype != OP_BIT_AND && !SvOK(sv) && !SvGMAGICAL(sv))) |
| 1063 | sv_setpvn(sv, "", 0); /* avoid undef warning on |= and ^= */ |
| 7a4c00b4 |
1064 | lsave = lc = SvPV(left, leftlen); |
| 1065 | rsave = rc = SvPV(right, rightlen); |
| 93a17b20 |
1066 | len = leftlen < rightlen ? leftlen : rightlen; |
| a0d0e21e |
1067 | lensave = len; |
| 7a4c00b4 |
1068 | if (SvOK(sv) || SvTYPE(sv) > SVt_PVMG) { |
| 2d8e6c8d |
1069 | STRLEN n_a; |
| 1070 | dc = SvPV_force(sv, n_a); |
| ff68c719 |
1071 | if (SvCUR(sv) < len) { |
| 1072 | dc = SvGROW(sv, len + 1); |
| 1073 | (void)memzero(dc + SvCUR(sv), len - SvCUR(sv) + 1); |
| 1074 | } |
| 1075 | } |
| 1076 | else { |
| 1077 | I32 needlen = ((optype == OP_BIT_AND) |
| 1078 | ? len : (leftlen > rightlen ? leftlen : rightlen)); |
| 1079 | Newz(801, dc, needlen + 1, char); |
| 1080 | (void)sv_usepvn(sv, dc, needlen); |
| 1081 | dc = SvPVX(sv); /* sv_usepvn() calls Renew() */ |
| 79072805 |
1082 | } |
| a0d0e21e |
1083 | SvCUR_set(sv, len); |
| 1084 | (void)SvPOK_only(sv); |
| 79072805 |
1085 | #ifdef LIBERAL |
| 1086 | if (len >= sizeof(long)*4 && |
| 1087 | !((long)dc % sizeof(long)) && |
| 1088 | !((long)lc % sizeof(long)) && |
| 1089 | !((long)rc % sizeof(long))) /* It's almost always aligned... */ |
| 1090 | { |
| 1091 | I32 remainder = len % (sizeof(long)*4); |
| 1092 | len /= (sizeof(long)*4); |
| 1093 | |
| 1094 | dl = (long*)dc; |
| 1095 | ll = (long*)lc; |
| 1096 | rl = (long*)rc; |
| 1097 | |
| 1098 | switch (optype) { |
| 1099 | case OP_BIT_AND: |
| 1100 | while (len--) { |
| 1101 | *dl++ = *ll++ & *rl++; |
| 1102 | *dl++ = *ll++ & *rl++; |
| 1103 | *dl++ = *ll++ & *rl++; |
| 1104 | *dl++ = *ll++ & *rl++; |
| 1105 | } |
| 1106 | break; |
| a0d0e21e |
1107 | case OP_BIT_XOR: |
| 79072805 |
1108 | while (len--) { |
| 1109 | *dl++ = *ll++ ^ *rl++; |
| 1110 | *dl++ = *ll++ ^ *rl++; |
| 1111 | *dl++ = *ll++ ^ *rl++; |
| 1112 | *dl++ = *ll++ ^ *rl++; |
| 1113 | } |
| 1114 | break; |
| 1115 | case OP_BIT_OR: |
| 1116 | while (len--) { |
| 1117 | *dl++ = *ll++ | *rl++; |
| 1118 | *dl++ = *ll++ | *rl++; |
| 1119 | *dl++ = *ll++ | *rl++; |
| 1120 | *dl++ = *ll++ | *rl++; |
| 1121 | } |
| 1122 | } |
| 1123 | |
| 1124 | dc = (char*)dl; |
| 1125 | lc = (char*)ll; |
| 1126 | rc = (char*)rl; |
| 1127 | |
| 1128 | len = remainder; |
| 1129 | } |
| 1130 | #endif |
| a0d0e21e |
1131 | { |
| a0d0e21e |
1132 | switch (optype) { |
| 1133 | case OP_BIT_AND: |
| 1134 | while (len--) |
| 1135 | *dc++ = *lc++ & *rc++; |
| 1136 | break; |
| 1137 | case OP_BIT_XOR: |
| 1138 | while (len--) |
| 1139 | *dc++ = *lc++ ^ *rc++; |
| 1140 | goto mop_up; |
| 1141 | case OP_BIT_OR: |
| 1142 | while (len--) |
| 1143 | *dc++ = *lc++ | *rc++; |
| 1144 | mop_up: |
| 1145 | len = lensave; |
| 1146 | if (rightlen > len) |
| 1147 | sv_catpvn(sv, rsave + len, rightlen - len); |
| 1148 | else if (leftlen > len) |
| 1149 | sv_catpvn(sv, lsave + len, leftlen - len); |
| 4633a7c4 |
1150 | else |
| 1151 | *SvEND(sv) = '\0'; |
| a0d0e21e |
1152 | break; |
| 1153 | } |
| 79072805 |
1154 | } |
| fb73857a |
1155 | SvTAINT(sv); |
| 79072805 |
1156 | } |
| 463ee0b2 |
1157 | |
| 1158 | OP * |
| cea2e8a9 |
1159 | Perl_do_kv(pTHX) |
| 463ee0b2 |
1160 | { |
| 4e35701f |
1161 | djSP; |
| 463ee0b2 |
1162 | HV *hv = (HV*)POPs; |
| 800e9ae0 |
1163 | HV *keys; |
| 463ee0b2 |
1164 | register HE *entry; |
| 463ee0b2 |
1165 | SV *tmpstr; |
| 54310121 |
1166 | I32 gimme = GIMME_V; |
| 533c011a |
1167 | I32 dokeys = (PL_op->op_type == OP_KEYS); |
| 1168 | I32 dovalues = (PL_op->op_type == OP_VALUES); |
| c750a3ec |
1169 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
| 1170 | |
| 533c011a |
1171 | if (PL_op->op_type == OP_RV2HV || PL_op->op_type == OP_PADHV) |
| a0d0e21e |
1172 | dokeys = dovalues = TRUE; |
| 463ee0b2 |
1173 | |
| 85581909 |
1174 | if (!hv) { |
| 533c011a |
1175 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
| 85581909 |
1176 | dTARGET; /* make sure to clear its target here */ |
| 1177 | if (SvTYPE(TARG) == SVt_PVLV) |
| 1178 | LvTARG(TARG) = Nullsv; |
| 1179 | PUSHs(TARG); |
| 1180 | } |
| 463ee0b2 |
1181 | RETURN; |
| 85581909 |
1182 | } |
| 748a9306 |
1183 | |
| 800e9ae0 |
1184 | keys = realhv ? hv : avhv_keys((AV*)hv); |
| 1185 | (void)hv_iterinit(keys); /* always reset iterator regardless */ |
| 748a9306 |
1186 | |
| 54310121 |
1187 | if (gimme == G_VOID) |
| aa689395 |
1188 | RETURN; |
| 1189 | |
| 54310121 |
1190 | if (gimme == G_SCALAR) { |
| 6ee623d5 |
1191 | IV i; |
| 463ee0b2 |
1192 | dTARGET; |
| 1193 | |
| 533c011a |
1194 | if (PL_op->op_flags & OPf_MOD) { /* lvalue */ |
| 85581909 |
1195 | if (SvTYPE(TARG) < SVt_PVLV) { |
| 1196 | sv_upgrade(TARG, SVt_PVLV); |
| 1197 | sv_magic(TARG, Nullsv, 'k', Nullch, 0); |
| 1198 | } |
| 1199 | LvTYPE(TARG) = 'k'; |
| 800e9ae0 |
1200 | if (LvTARG(TARG) != (SV*)keys) { |
| 6ff81951 |
1201 | if (LvTARG(TARG)) |
| 1202 | SvREFCNT_dec(LvTARG(TARG)); |
| 800e9ae0 |
1203 | LvTARG(TARG) = SvREFCNT_inc(keys); |
| 6ff81951 |
1204 | } |
| 85581909 |
1205 | PUSHs(TARG); |
| 1206 | RETURN; |
| 1207 | } |
| 1208 | |
| 33c27489 |
1209 | if (! SvTIED_mg((SV*)keys, 'P')) |
| 800e9ae0 |
1210 | i = HvKEYS(keys); |
| 463ee0b2 |
1211 | else { |
| 1212 | i = 0; |
| 463ee0b2 |
1213 | /*SUPPRESS 560*/ |
| 800e9ae0 |
1214 | while (hv_iternext(keys)) i++; |
| 463ee0b2 |
1215 | } |
| 1216 | PUSHi( i ); |
| 1217 | RETURN; |
| 1218 | } |
| 1219 | |
| 8ed4b672 |
1220 | EXTEND(SP, HvKEYS(keys) * (dokeys + dovalues)); |
| 463ee0b2 |
1221 | |
| 463ee0b2 |
1222 | PUTBACK; /* hv_iternext and hv_iterval might clobber stack_sp */ |
| 800e9ae0 |
1223 | while (entry = hv_iternext(keys)) { |
| 463ee0b2 |
1224 | SPAGAIN; |
| 8c2cee6f |
1225 | if (dokeys) |
| 1226 | XPUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
| 463ee0b2 |
1227 | if (dovalues) { |
| 463ee0b2 |
1228 | PUTBACK; |
| b6429b1b |
1229 | tmpstr = realhv ? |
| 1230 | hv_iterval(hv,entry) : avhv_iterval((AV*)hv,entry); |
| cea2e8a9 |
1231 | DEBUG_H(Perl_sv_setpvf(aTHX_ tmpstr, "%lu%%%d=%lu", |
| 46fc3d4c |
1232 | (unsigned long)HeHASH(entry), |
| 800e9ae0 |
1233 | HvMAX(keys)+1, |
| 1234 | (unsigned long)(HeHASH(entry) & HvMAX(keys)))); |
| 463ee0b2 |
1235 | SPAGAIN; |
| 46fc3d4c |
1236 | XPUSHs(tmpstr); |
| 463ee0b2 |
1237 | } |
| 1238 | PUTBACK; |
| 1239 | } |
| 1240 | return NORMAL; |
| 1241 | } |
| 4e35701f |
1242 | |
projects / p5sagit/p5-mst-13.2.git / blame