Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
9607fc9c | 3 | * Copyright (c) 1991-1997, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
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. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
36477c24 | 18 | /* |
ef2d312d TH |
19 | * The compiler on Concurrent CX/UX systems has a subtle bug which only |
20 | * seems to show up when compiling pp.c - it generates the wrong double | |
21 | * precision constant value for (double)UV_MAX when used inline in the body | |
22 | * of the code below, so this makes a static variable up front (which the | |
23 | * compiler seems to get correct) and uses it in place of UV_MAX below. | |
24 | */ | |
25 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT | |
26 | static double UV_MAX_cxux = ((double)UV_MAX); | |
8ec5e241 | 27 | #endif |
ef2d312d TH |
28 | |
29 | /* | |
36477c24 | 30 | * Types used in bitwise operations. |
31 | * | |
32 | * Normally we'd just use IV and UV. However, some hardware and | |
33 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
34 | * floating-point type to use for NV that has adequate bits to fully | |
35 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
36 | * | |
96e4d5b1 | 37 | * It just so happens that "int" is the right size almost everywhere. |
36477c24 | 38 | */ |
39 | typedef int IBW; | |
40 | typedef unsigned UBW; | |
41 | ||
96e4d5b1 | 42 | /* |
43 | * Mask used after bitwise operations. | |
44 | * | |
45 | * There is at least one realm (Cray word machines) that doesn't | |
46 | * have an integral type (except char) small enough to be represented | |
47 | * in a double without loss; that is, it has no 32-bit type. | |
48 | */ | |
49 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) | |
46fc3d4c | 50 | # define BW_BITS 32 |
51 | # define BW_MASK ((1 << BW_BITS) - 1) | |
52 | # define BW_SIGN (1 << (BW_BITS - 1)) | |
96e4d5b1 | 53 | # define BWi(i) (((i) & BW_SIGN) ? ((i) | ~BW_MASK) : ((i) & BW_MASK)) |
54 | # define BWu(u) ((u) & BW_MASK) | |
55 | #else | |
56 | # define BWi(i) (i) | |
57 | # define BWu(u) (u) | |
58 | #endif | |
59 | ||
60 | /* | |
61 | * Offset for integer pack/unpack. | |
62 | * | |
63 | * On architectures where I16 and I32 aren't really 16 and 32 bits, | |
64 | * which for now are all Crays, pack and unpack have to play games. | |
65 | */ | |
66 | ||
67 | /* | |
68 | * These values are required for portability of pack() output. | |
69 | * If they're not right on your machine, then pack() and unpack() | |
70 | * wouldn't work right anyway; you'll need to apply the Cray hack. | |
71 | * (I'd like to check them with #if, but you can't use sizeof() in | |
dc45a647 MB |
72 | * the preprocessor.) --??? |
73 | */ | |
74 | /* | |
75 | The appropriate SHORTSIZE, INTSIZE, LONGSIZE, and LONGLONGSIZE | |
76 | defines are now in config.h. --Andy Dougherty April 1998 | |
96e4d5b1 | 77 | */ |
78 | #define SIZE16 2 | |
79 | #define SIZE32 4 | |
80 | ||
81 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) | |
82 | # if BYTEORDER == 0x12345678 | |
83 | # define OFF16(p) (char*)(p) | |
84 | # define OFF32(p) (char*)(p) | |
85 | # else | |
86 | # if BYTEORDER == 0x87654321 | |
87 | # define OFF16(p) ((char*)(p) + (sizeof(U16) - SIZE16)) | |
88 | # define OFF32(p) ((char*)(p) + (sizeof(U32) - SIZE32)) | |
89 | # else | |
90 | }}}} bad cray byte order | |
91 | # endif | |
92 | # endif | |
93 | # define COPY16(s,p) (*(p) = 0, Copy(s, OFF16(p), SIZE16, char)) | |
94 | # define COPY32(s,p) (*(p) = 0, Copy(s, OFF32(p), SIZE32, char)) | |
95 | # define CAT16(sv,p) sv_catpvn(sv, OFF16(p), SIZE16) | |
96 | # define CAT32(sv,p) sv_catpvn(sv, OFF32(p), SIZE32) | |
97 | #else | |
98 | # define COPY16(s,p) Copy(s, p, SIZE16, char) | |
99 | # define COPY32(s,p) Copy(s, p, SIZE32, char) | |
100 | # define CAT16(sv,p) sv_catpvn(sv, (char*)(p), SIZE16) | |
101 | # define CAT32(sv,p) sv_catpvn(sv, (char*)(p), SIZE32) | |
102 | #endif | |
103 | ||
71be2cbc | 104 | static void doencodes _((SV* sv, char* s, I32 len)); |
93dc8474 CS |
105 | static SV* refto _((SV* sv)); |
106 | static U32 seed _((void)); | |
107 | ||
108 | static bool srand_called = FALSE; | |
79072805 | 109 | |
a0d0e21e | 110 | /* variations on pp_null */ |
79072805 | 111 | |
8ac85365 NIS |
112 | #ifdef I_UNISTD |
113 | #include <unistd.h> | |
114 | #endif | |
dfe9444c AD |
115 | |
116 | /* XXX I can't imagine anyone who doesn't have this actually _needs_ | |
117 | it, since pid_t is an integral type. | |
118 | --AD 2/20/1998 | |
119 | */ | |
120 | #ifdef NEED_GETPID_PROTO | |
121 | extern Pid_t getpid (void); | |
8ac85365 NIS |
122 | #endif |
123 | ||
93a17b20 LW |
124 | PP(pp_stub) |
125 | { | |
4e35701f | 126 | djSP; |
54310121 | 127 | if (GIMME_V == G_SCALAR) |
93a17b20 | 128 | XPUSHs(&sv_undef); |
93a17b20 LW |
129 | RETURN; |
130 | } | |
131 | ||
79072805 LW |
132 | PP(pp_scalar) |
133 | { | |
134 | return NORMAL; | |
135 | } | |
136 | ||
137 | /* Pushy stuff. */ | |
138 | ||
93a17b20 LW |
139 | PP(pp_padav) |
140 | { | |
4e35701f | 141 | djSP; dTARGET; |
a0d0e21e | 142 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 143 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 144 | EXTEND(SP, 1); |
a0d0e21e | 145 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 146 | PUSHs(TARG); |
93a17b20 | 147 | RETURN; |
85e6fe83 LW |
148 | } |
149 | if (GIMME == G_ARRAY) { | |
150 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
8ec5e241 | 151 | EXTEND(SP, maxarg); |
93965878 NIS |
152 | if (SvMAGICAL(TARG)) { |
153 | U32 i; | |
154 | for (i=0; i < maxarg; i++) { | |
155 | SV **svp = av_fetch((AV*)TARG, i, FALSE); | |
156 | SP[i+1] = (svp) ? *svp : &sv_undef; | |
157 | } | |
158 | } | |
159 | else { | |
160 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
161 | } | |
85e6fe83 LW |
162 | SP += maxarg; |
163 | } | |
164 | else { | |
165 | SV* sv = sv_newmortal(); | |
166 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
167 | sv_setiv(sv, maxarg); | |
168 | PUSHs(sv); | |
169 | } | |
170 | RETURN; | |
93a17b20 LW |
171 | } |
172 | ||
173 | PP(pp_padhv) | |
174 | { | |
4e35701f | 175 | djSP; dTARGET; |
54310121 | 176 | I32 gimme; |
177 | ||
93a17b20 | 178 | XPUSHs(TARG); |
a0d0e21e | 179 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 180 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 181 | if (op->op_flags & OPf_REF) |
93a17b20 | 182 | RETURN; |
54310121 | 183 | gimme = GIMME_V; |
184 | if (gimme == G_ARRAY) { | |
a0d0e21e | 185 | RETURNOP(do_kv(ARGS)); |
85e6fe83 | 186 | } |
54310121 | 187 | else if (gimme == G_SCALAR) { |
85e6fe83 | 188 | SV* sv = sv_newmortal(); |
46fc3d4c | 189 | if (HvFILL((HV*)TARG)) |
190 | sv_setpvf(sv, "%ld/%ld", | |
191 | (long)HvFILL((HV*)TARG), (long)HvMAX((HV*)TARG) + 1); | |
85e6fe83 LW |
192 | else |
193 | sv_setiv(sv, 0); | |
194 | SETs(sv); | |
85e6fe83 | 195 | } |
54310121 | 196 | RETURN; |
93a17b20 LW |
197 | } |
198 | ||
ed6116ce LW |
199 | PP(pp_padany) |
200 | { | |
201 | DIE("NOT IMPL LINE %d",__LINE__); | |
202 | } | |
203 | ||
79072805 LW |
204 | /* Translations. */ |
205 | ||
206 | PP(pp_rv2gv) | |
207 | { | |
4e35701f | 208 | djSP; dTOPss; |
8ec5e241 | 209 | |
ed6116ce | 210 | if (SvROK(sv)) { |
a0d0e21e | 211 | wasref: |
ed6116ce | 212 | sv = SvRV(sv); |
b1dadf13 | 213 | if (SvTYPE(sv) == SVt_PVIO) { |
214 | GV *gv = (GV*) sv_newmortal(); | |
215 | gv_init(gv, 0, "", 0, 0); | |
216 | GvIOp(gv) = (IO *)sv; | |
3e3baf6d | 217 | (void)SvREFCNT_inc(sv); |
b1dadf13 | 218 | sv = (SV*) gv; |
219 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 220 | DIE("Not a GLOB reference"); |
79072805 LW |
221 | } |
222 | else { | |
93a17b20 | 223 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
224 | char *sym; |
225 | ||
a0d0e21e LW |
226 | if (SvGMAGICAL(sv)) { |
227 | mg_get(sv); | |
228 | if (SvROK(sv)) | |
229 | goto wasref; | |
230 | } | |
231 | if (!SvOK(sv)) { | |
232 | if (op->op_flags & OPf_REF || | |
233 | op->op_private & HINT_STRICT_REFS) | |
234 | DIE(no_usym, "a symbol"); | |
d83e6520 CS |
235 | if (dowarn) |
236 | warn(warn_uninit); | |
a0d0e21e LW |
237 | RETSETUNDEF; |
238 | } | |
748a9306 | 239 | sym = SvPV(sv, na); |
85e6fe83 | 240 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
241 | DIE(no_symref, sym, "a symbol"); |
242 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 243 | } |
79072805 | 244 | } |
5f05dabc | 245 | if (op->op_private & OPpLVAL_INTRO) |
246 | save_gp((GV*)sv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
247 | SETs(sv); |
248 | RETURN; | |
249 | } | |
250 | ||
79072805 LW |
251 | PP(pp_rv2sv) |
252 | { | |
4e35701f | 253 | djSP; dTOPss; |
79072805 | 254 | |
ed6116ce | 255 | if (SvROK(sv)) { |
a0d0e21e | 256 | wasref: |
ed6116ce | 257 | sv = SvRV(sv); |
79072805 LW |
258 | switch (SvTYPE(sv)) { |
259 | case SVt_PVAV: | |
260 | case SVt_PVHV: | |
261 | case SVt_PVCV: | |
a0d0e21e | 262 | DIE("Not a SCALAR reference"); |
79072805 LW |
263 | } |
264 | } | |
265 | else { | |
f12c7020 | 266 | GV *gv = (GV*)sv; |
748a9306 LW |
267 | char *sym; |
268 | ||
463ee0b2 | 269 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
270 | if (SvGMAGICAL(sv)) { |
271 | mg_get(sv); | |
272 | if (SvROK(sv)) | |
273 | goto wasref; | |
274 | } | |
275 | if (!SvOK(sv)) { | |
276 | if (op->op_flags & OPf_REF || | |
277 | op->op_private & HINT_STRICT_REFS) | |
278 | DIE(no_usym, "a SCALAR"); | |
d83e6520 CS |
279 | if (dowarn) |
280 | warn(warn_uninit); | |
a0d0e21e LW |
281 | RETSETUNDEF; |
282 | } | |
748a9306 | 283 | sym = SvPV(sv, na); |
85e6fe83 | 284 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 285 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 286 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
287 | } |
288 | sv = GvSV(gv); | |
a0d0e21e LW |
289 | } |
290 | if (op->op_flags & OPf_MOD) { | |
291 | if (op->op_private & OPpLVAL_INTRO) | |
292 | sv = save_scalar((GV*)TOPs); | |
5f05dabc | 293 | else if (op->op_private & OPpDEREF) |
68dc0745 | 294 | vivify_ref(sv, op->op_private & OPpDEREF); |
79072805 | 295 | } |
a0d0e21e | 296 | SETs(sv); |
79072805 LW |
297 | RETURN; |
298 | } | |
299 | ||
300 | PP(pp_av2arylen) | |
301 | { | |
4e35701f | 302 | djSP; |
79072805 LW |
303 | AV *av = (AV*)TOPs; |
304 | SV *sv = AvARYLEN(av); | |
305 | if (!sv) { | |
306 | AvARYLEN(av) = sv = NEWSV(0,0); | |
307 | sv_upgrade(sv, SVt_IV); | |
308 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
309 | } | |
310 | SETs(sv); | |
311 | RETURN; | |
312 | } | |
313 | ||
a0d0e21e LW |
314 | PP(pp_pos) |
315 | { | |
4e35701f | 316 | djSP; dTARGET; dPOPss; |
8ec5e241 | 317 | |
a0d0e21e | 318 | if (op->op_flags & OPf_MOD) { |
5f05dabc | 319 | if (SvTYPE(TARG) < SVt_PVLV) { |
320 | sv_upgrade(TARG, SVt_PVLV); | |
321 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
322 | } | |
323 | ||
324 | LvTYPE(TARG) = '.'; | |
a0d0e21e LW |
325 | LvTARG(TARG) = sv; |
326 | PUSHs(TARG); /* no SvSETMAGIC */ | |
327 | RETURN; | |
328 | } | |
329 | else { | |
8ec5e241 | 330 | MAGIC* mg; |
a0d0e21e LW |
331 | |
332 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
333 | mg = mg_find(sv, 'g'); | |
334 | if (mg && mg->mg_len >= 0) { | |
335 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
336 | RETURN; | |
337 | } | |
338 | } | |
339 | RETPUSHUNDEF; | |
340 | } | |
341 | } | |
342 | ||
79072805 LW |
343 | PP(pp_rv2cv) |
344 | { | |
4e35701f | 345 | djSP; |
79072805 LW |
346 | GV *gv; |
347 | HV *stash; | |
8990e307 | 348 | |
4633a7c4 LW |
349 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
350 | /* (But not in defined().) */ | |
351 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
07055b4c CS |
352 | if (cv) { |
353 | if (CvCLONE(cv)) | |
354 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
355 | } | |
356 | else | |
4633a7c4 | 357 | cv = (CV*)&sv_undef; |
79072805 LW |
358 | SETs((SV*)cv); |
359 | RETURN; | |
360 | } | |
361 | ||
c07a80fd | 362 | PP(pp_prototype) |
363 | { | |
4e35701f | 364 | djSP; |
c07a80fd | 365 | CV *cv; |
366 | HV *stash; | |
367 | GV *gv; | |
368 | SV *ret; | |
369 | ||
370 | ret = &sv_undef; | |
b6c543e3 IZ |
371 | if (SvPOK(TOPs) && SvCUR(TOPs) >= 7) { |
372 | char *s = SvPVX(TOPs); | |
373 | if (strnEQ(s, "CORE::", 6)) { | |
374 | int code; | |
375 | ||
376 | code = keyword(s + 6, SvCUR(TOPs) - 6); | |
377 | if (code < 0) { /* Overridable. */ | |
378 | #define MAX_ARGS_OP ((sizeof(I32) - 1) * 2) | |
379 | int i = 0, n = 0, seen_question = 0; | |
380 | I32 oa; | |
381 | char str[ MAX_ARGS_OP * 2 + 2 ]; /* One ';', one '\0' */ | |
382 | ||
383 | while (i < MAXO) { /* The slow way. */ | |
384 | if (strEQ(s + 6, op_name[i]) || strEQ(s + 6, op_desc[i])) | |
385 | goto found; | |
386 | i++; | |
387 | } | |
388 | goto nonesuch; /* Should not happen... */ | |
389 | found: | |
390 | oa = opargs[i] >> OASHIFT; | |
391 | while (oa) { | |
392 | if (oa & OA_OPTIONAL) { | |
393 | seen_question = 1; | |
394 | str[n++] = ';'; | |
395 | } else if (seen_question) | |
396 | goto set; /* XXXX system, exec */ | |
397 | if ((oa & (OA_OPTIONAL - 1)) >= OA_AVREF | |
398 | && (oa & (OA_OPTIONAL - 1)) <= OA_HVREF) { | |
399 | str[n++] = '\\'; | |
400 | } | |
401 | /* What to do with R ((un)tie, tied, (sys)read, recv)? */ | |
402 | str[n++] = ("?$@@%&*$")[oa & (OA_OPTIONAL - 1)]; | |
403 | oa = oa >> 4; | |
404 | } | |
405 | str[n++] = '\0'; | |
406 | ret = sv_2mortal(newSVpv(str, n - 1)); | |
407 | } else if (code) /* Non-Overridable */ | |
408 | goto set; | |
409 | else { /* None such */ | |
410 | nonesuch: | |
411 | croak("Cannot find an opnumber for \"%s\"", s+6); | |
412 | } | |
413 | } | |
414 | } | |
c07a80fd | 415 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); |
5f05dabc | 416 | if (cv && SvPOK(cv)) |
417 | ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv))); | |
b6c543e3 | 418 | set: |
c07a80fd | 419 | SETs(ret); |
420 | RETURN; | |
421 | } | |
422 | ||
a0d0e21e LW |
423 | PP(pp_anoncode) |
424 | { | |
4e35701f | 425 | djSP; |
5f05dabc | 426 | CV* cv = (CV*)curpad[op->op_targ]; |
a5f75d66 | 427 | if (CvCLONE(cv)) |
b355b4e0 | 428 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 429 | EXTEND(SP,1); |
748a9306 | 430 | PUSHs((SV*)cv); |
a0d0e21e LW |
431 | RETURN; |
432 | } | |
433 | ||
434 | PP(pp_srefgen) | |
79072805 | 435 | { |
4e35701f | 436 | djSP; |
71be2cbc | 437 | *SP = refto(*SP); |
79072805 | 438 | RETURN; |
8ec5e241 | 439 | } |
a0d0e21e LW |
440 | |
441 | PP(pp_refgen) | |
442 | { | |
4e35701f | 443 | djSP; dMARK; |
a0d0e21e LW |
444 | if (GIMME != G_ARRAY) { |
445 | MARK[1] = *SP; | |
446 | SP = MARK + 1; | |
447 | } | |
bbce6d69 | 448 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 449 | while (++MARK <= SP) |
450 | *MARK = refto(*MARK); | |
a0d0e21e | 451 | RETURN; |
79072805 LW |
452 | } |
453 | ||
71be2cbc | 454 | static SV* |
8ac85365 | 455 | refto(SV *sv) |
71be2cbc | 456 | { |
457 | SV* rv; | |
458 | ||
459 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
460 | if (LvTARGLEN(sv)) | |
68dc0745 | 461 | vivify_defelem(sv); |
462 | if (!(sv = LvTARG(sv))) | |
463 | sv = &sv_undef; | |
71be2cbc | 464 | } |
465 | else if (SvPADTMP(sv)) | |
466 | sv = newSVsv(sv); | |
467 | else { | |
468 | SvTEMP_off(sv); | |
469 | (void)SvREFCNT_inc(sv); | |
470 | } | |
471 | rv = sv_newmortal(); | |
472 | sv_upgrade(rv, SVt_RV); | |
473 | SvRV(rv) = sv; | |
474 | SvROK_on(rv); | |
475 | return rv; | |
476 | } | |
477 | ||
79072805 LW |
478 | PP(pp_ref) |
479 | { | |
4e35701f | 480 | djSP; dTARGET; |
463ee0b2 | 481 | SV *sv; |
79072805 LW |
482 | char *pv; |
483 | ||
a0d0e21e | 484 | sv = POPs; |
f12c7020 | 485 | |
486 | if (sv && SvGMAGICAL(sv)) | |
8ec5e241 | 487 | mg_get(sv); |
f12c7020 | 488 | |
a0d0e21e | 489 | if (!sv || !SvROK(sv)) |
4633a7c4 | 490 | RETPUSHNO; |
79072805 | 491 | |
ed6116ce | 492 | sv = SvRV(sv); |
a0d0e21e | 493 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 494 | PUSHp(pv, strlen(pv)); |
79072805 LW |
495 | RETURN; |
496 | } | |
497 | ||
498 | PP(pp_bless) | |
499 | { | |
4e35701f | 500 | djSP; |
463ee0b2 | 501 | HV *stash; |
79072805 | 502 | |
463ee0b2 LW |
503 | if (MAXARG == 1) |
504 | stash = curcop->cop_stash; | |
505 | else | |
a0d0e21e LW |
506 | stash = gv_stashsv(POPs, TRUE); |
507 | ||
5d3fdfeb | 508 | (void)sv_bless(TOPs, stash); |
79072805 LW |
509 | RETURN; |
510 | } | |
511 | ||
fb73857a | 512 | PP(pp_gelem) |
513 | { | |
514 | GV *gv; | |
515 | SV *sv; | |
516 | SV *ref; | |
517 | char *elem; | |
4e35701f | 518 | djSP; |
fb73857a | 519 | |
520 | sv = POPs; | |
521 | elem = SvPV(sv, na); | |
522 | gv = (GV*)POPs; | |
523 | ref = Nullsv; | |
524 | sv = Nullsv; | |
525 | switch (elem ? *elem : '\0') | |
526 | { | |
527 | case 'A': | |
528 | if (strEQ(elem, "ARRAY")) | |
529 | ref = (SV*)GvAV(gv); | |
530 | break; | |
531 | case 'C': | |
532 | if (strEQ(elem, "CODE")) | |
533 | ref = (SV*)GvCVu(gv); | |
534 | break; | |
535 | case 'F': | |
536 | if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */ | |
537 | ref = (SV*)GvIOp(gv); | |
538 | break; | |
539 | case 'G': | |
540 | if (strEQ(elem, "GLOB")) | |
541 | ref = (SV*)gv; | |
542 | break; | |
543 | case 'H': | |
544 | if (strEQ(elem, "HASH")) | |
545 | ref = (SV*)GvHV(gv); | |
546 | break; | |
547 | case 'I': | |
548 | if (strEQ(elem, "IO")) | |
549 | ref = (SV*)GvIOp(gv); | |
550 | break; | |
551 | case 'N': | |
552 | if (strEQ(elem, "NAME")) | |
553 | sv = newSVpv(GvNAME(gv), GvNAMELEN(gv)); | |
554 | break; | |
555 | case 'P': | |
556 | if (strEQ(elem, "PACKAGE")) | |
557 | sv = newSVpv(HvNAME(GvSTASH(gv)), 0); | |
558 | break; | |
559 | case 'S': | |
560 | if (strEQ(elem, "SCALAR")) | |
561 | ref = GvSV(gv); | |
562 | break; | |
563 | } | |
564 | if (ref) | |
565 | sv = newRV(ref); | |
566 | if (sv) | |
567 | sv_2mortal(sv); | |
568 | else | |
569 | sv = &sv_undef; | |
570 | XPUSHs(sv); | |
571 | RETURN; | |
572 | } | |
573 | ||
a0d0e21e | 574 | /* Pattern matching */ |
79072805 | 575 | |
a0d0e21e | 576 | PP(pp_study) |
79072805 | 577 | { |
4e35701f | 578 | djSP; dPOPss; |
c277df42 | 579 | register UNOP *unop = cUNOP; |
a0d0e21e LW |
580 | register unsigned char *s; |
581 | register I32 pos; | |
582 | register I32 ch; | |
583 | register I32 *sfirst; | |
584 | register I32 *snext; | |
a0d0e21e LW |
585 | STRLEN len; |
586 | ||
c277df42 IZ |
587 | if(unop->op_first && unop->op_first->op_type == OP_PUSHRE) { |
588 | PMOP *pm = (PMOP *)unop->op_first; | |
589 | SV *rv = sv_newmortal(); | |
590 | sv = newSVrv(rv, "Regexp"); | |
591 | sv_magic(sv,(SV*)ReREFCNT_inc(pm->op_pmregexp),'r',0,0); | |
592 | RETURNX(PUSHs(rv)); | |
593 | } | |
594 | ||
1e422769 | 595 | if (sv == lastscream) { |
596 | if (SvSCREAM(sv)) | |
597 | RETPUSHYES; | |
598 | } | |
c07a80fd | 599 | else { |
600 | if (lastscream) { | |
601 | SvSCREAM_off(lastscream); | |
602 | SvREFCNT_dec(lastscream); | |
603 | } | |
604 | lastscream = SvREFCNT_inc(sv); | |
605 | } | |
1e422769 | 606 | |
607 | s = (unsigned char*)(SvPV(sv, len)); | |
608 | pos = len; | |
609 | if (pos <= 0) | |
610 | RETPUSHNO; | |
a0d0e21e LW |
611 | if (pos > maxscream) { |
612 | if (maxscream < 0) { | |
613 | maxscream = pos + 80; | |
614 | New(301, screamfirst, 256, I32); | |
615 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
616 | } |
617 | else { | |
a0d0e21e LW |
618 | maxscream = pos + pos / 4; |
619 | Renew(screamnext, maxscream, I32); | |
79072805 | 620 | } |
79072805 | 621 | } |
a0d0e21e LW |
622 | |
623 | sfirst = screamfirst; | |
624 | snext = screamnext; | |
625 | ||
626 | if (!sfirst || !snext) | |
627 | DIE("do_study: out of memory"); | |
628 | ||
629 | for (ch = 256; ch; --ch) | |
630 | *sfirst++ = -1; | |
631 | sfirst -= 256; | |
632 | ||
633 | while (--pos >= 0) { | |
634 | ch = s[pos]; | |
635 | if (sfirst[ch] >= 0) | |
636 | snext[pos] = sfirst[ch] - pos; | |
637 | else | |
638 | snext[pos] = -pos; | |
639 | sfirst[ch] = pos; | |
79072805 LW |
640 | } |
641 | ||
c07a80fd | 642 | SvSCREAM_on(sv); |
464e2e8a | 643 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
1e422769 | 644 | RETPUSHYES; |
79072805 LW |
645 | } |
646 | ||
a0d0e21e | 647 | PP(pp_trans) |
79072805 | 648 | { |
4e35701f | 649 | djSP; dTARG; |
a0d0e21e LW |
650 | SV *sv; |
651 | ||
652 | if (op->op_flags & OPf_STACKED) | |
653 | sv = POPs; | |
79072805 | 654 | else { |
54b9620d | 655 | sv = DEFSV; |
a0d0e21e | 656 | EXTEND(SP,1); |
79072805 | 657 | } |
adbc6bb1 | 658 | TARG = sv_newmortal(); |
a0d0e21e LW |
659 | PUSHi(do_trans(sv, op)); |
660 | RETURN; | |
79072805 LW |
661 | } |
662 | ||
a0d0e21e | 663 | /* Lvalue operators. */ |
79072805 | 664 | |
a0d0e21e LW |
665 | PP(pp_schop) |
666 | { | |
4e35701f | 667 | djSP; dTARGET; |
a0d0e21e LW |
668 | do_chop(TARG, TOPs); |
669 | SETTARG; | |
670 | RETURN; | |
79072805 LW |
671 | } |
672 | ||
a0d0e21e | 673 | PP(pp_chop) |
79072805 | 674 | { |
4e35701f | 675 | djSP; dMARK; dTARGET; |
a0d0e21e LW |
676 | while (SP > MARK) |
677 | do_chop(TARG, POPs); | |
678 | PUSHTARG; | |
679 | RETURN; | |
79072805 LW |
680 | } |
681 | ||
a0d0e21e | 682 | PP(pp_schomp) |
79072805 | 683 | { |
4e35701f | 684 | djSP; dTARGET; |
a0d0e21e LW |
685 | SETi(do_chomp(TOPs)); |
686 | RETURN; | |
79072805 LW |
687 | } |
688 | ||
a0d0e21e | 689 | PP(pp_chomp) |
79072805 | 690 | { |
4e35701f | 691 | djSP; dMARK; dTARGET; |
a0d0e21e | 692 | register I32 count = 0; |
8ec5e241 | 693 | |
a0d0e21e LW |
694 | while (SP > MARK) |
695 | count += do_chomp(POPs); | |
696 | PUSHi(count); | |
697 | RETURN; | |
79072805 LW |
698 | } |
699 | ||
a0d0e21e | 700 | PP(pp_defined) |
463ee0b2 | 701 | { |
4e35701f | 702 | djSP; |
a0d0e21e LW |
703 | register SV* sv; |
704 | ||
705 | sv = POPs; | |
706 | if (!sv || !SvANY(sv)) | |
707 | RETPUSHNO; | |
708 | switch (SvTYPE(sv)) { | |
709 | case SVt_PVAV: | |
fb73857a | 710 | if (AvMAX(sv) >= 0 || SvGMAGICAL(sv)) |
a0d0e21e LW |
711 | RETPUSHYES; |
712 | break; | |
713 | case SVt_PVHV: | |
fb73857a | 714 | if (HvARRAY(sv) || SvGMAGICAL(sv)) |
a0d0e21e LW |
715 | RETPUSHYES; |
716 | break; | |
717 | case SVt_PVCV: | |
718 | if (CvROOT(sv) || CvXSUB(sv)) | |
719 | RETPUSHYES; | |
720 | break; | |
721 | default: | |
722 | if (SvGMAGICAL(sv)) | |
723 | mg_get(sv); | |
724 | if (SvOK(sv)) | |
725 | RETPUSHYES; | |
726 | } | |
727 | RETPUSHNO; | |
463ee0b2 LW |
728 | } |
729 | ||
a0d0e21e LW |
730 | PP(pp_undef) |
731 | { | |
4e35701f | 732 | djSP; |
a0d0e21e LW |
733 | SV *sv; |
734 | ||
774d564b | 735 | if (!op->op_private) { |
736 | EXTEND(SP, 1); | |
a0d0e21e | 737 | RETPUSHUNDEF; |
774d564b | 738 | } |
79072805 | 739 | |
a0d0e21e LW |
740 | sv = POPs; |
741 | if (!sv) | |
742 | RETPUSHUNDEF; | |
85e6fe83 | 743 | |
a0d0e21e LW |
744 | if (SvTHINKFIRST(sv)) { |
745 | if (SvREADONLY(sv)) | |
746 | RETPUSHUNDEF; | |
747 | if (SvROK(sv)) | |
748 | sv_unref(sv); | |
85e6fe83 LW |
749 | } |
750 | ||
a0d0e21e LW |
751 | switch (SvTYPE(sv)) { |
752 | case SVt_NULL: | |
753 | break; | |
754 | case SVt_PVAV: | |
755 | av_undef((AV*)sv); | |
756 | break; | |
757 | case SVt_PVHV: | |
758 | hv_undef((HV*)sv); | |
759 | break; | |
760 | case SVt_PVCV: | |
54310121 | 761 | if (cv_const_sv((CV*)sv)) |
9607fc9c | 762 | warn("Constant subroutine %s undefined", |
54310121 | 763 | CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv))); |
9607fc9c | 764 | /* FALL THROUGH */ |
765 | case SVt_PVFM: | |
09280a33 CS |
766 | { GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv)); |
767 | cv_undef((CV*)sv); | |
768 | CvGV((CV*)sv) = gv; } /* let user-undef'd sub keep its identity */ | |
a0d0e21e | 769 | break; |
8e07c86e | 770 | case SVt_PVGV: |
44a8e56a | 771 | if (SvFAKE(sv)) |
772 | sv_setsv(sv, &sv_undef); | |
773 | break; | |
a0d0e21e | 774 | default: |
1e422769 | 775 | if (SvTYPE(sv) >= SVt_PV && SvPVX(sv) && SvLEN(sv)) { |
4633a7c4 LW |
776 | (void)SvOOK_off(sv); |
777 | Safefree(SvPVX(sv)); | |
778 | SvPV_set(sv, Nullch); | |
779 | SvLEN_set(sv, 0); | |
a0d0e21e | 780 | } |
4633a7c4 LW |
781 | (void)SvOK_off(sv); |
782 | SvSETMAGIC(sv); | |
79072805 | 783 | } |
a0d0e21e LW |
784 | |
785 | RETPUSHUNDEF; | |
79072805 LW |
786 | } |
787 | ||
a0d0e21e | 788 | PP(pp_predec) |
79072805 | 789 | { |
4e35701f | 790 | djSP; |
68dc0745 | 791 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 792 | croak(no_modify); |
55497cff | 793 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
794 | SvIVX(TOPs) != IV_MIN) | |
795 | { | |
748a9306 | 796 | --SvIVX(TOPs); |
55497cff | 797 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
798 | } |
799 | else | |
800 | sv_dec(TOPs); | |
a0d0e21e LW |
801 | SvSETMAGIC(TOPs); |
802 | return NORMAL; | |
803 | } | |
79072805 | 804 | |
a0d0e21e LW |
805 | PP(pp_postinc) |
806 | { | |
4e35701f | 807 | djSP; dTARGET; |
68dc0745 | 808 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 809 | croak(no_modify); |
a0d0e21e | 810 | sv_setsv(TARG, TOPs); |
55497cff | 811 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
812 | SvIVX(TOPs) != IV_MAX) | |
813 | { | |
748a9306 | 814 | ++SvIVX(TOPs); |
55497cff | 815 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
816 | } |
817 | else | |
818 | sv_inc(TOPs); | |
a0d0e21e LW |
819 | SvSETMAGIC(TOPs); |
820 | if (!SvOK(TARG)) | |
821 | sv_setiv(TARG, 0); | |
822 | SETs(TARG); | |
823 | return NORMAL; | |
824 | } | |
79072805 | 825 | |
a0d0e21e LW |
826 | PP(pp_postdec) |
827 | { | |
4e35701f | 828 | djSP; dTARGET; |
68dc0745 | 829 | if(SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 830 | croak(no_modify); |
a0d0e21e | 831 | sv_setsv(TARG, TOPs); |
55497cff | 832 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
833 | SvIVX(TOPs) != IV_MIN) | |
834 | { | |
748a9306 | 835 | --SvIVX(TOPs); |
55497cff | 836 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
837 | } |
838 | else | |
839 | sv_dec(TOPs); | |
a0d0e21e LW |
840 | SvSETMAGIC(TOPs); |
841 | SETs(TARG); | |
842 | return NORMAL; | |
843 | } | |
79072805 | 844 | |
a0d0e21e LW |
845 | /* Ordinary operators. */ |
846 | ||
847 | PP(pp_pow) | |
848 | { | |
8ec5e241 | 849 | djSP; dATARGET; tryAMAGICbin(pow,opASSIGN); |
a0d0e21e LW |
850 | { |
851 | dPOPTOPnnrl; | |
852 | SETn( pow( left, right) ); | |
853 | RETURN; | |
93a17b20 | 854 | } |
a0d0e21e LW |
855 | } |
856 | ||
857 | PP(pp_multiply) | |
858 | { | |
8ec5e241 | 859 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
860 | { |
861 | dPOPTOPnnrl; | |
862 | SETn( left * right ); | |
863 | RETURN; | |
79072805 | 864 | } |
a0d0e21e LW |
865 | } |
866 | ||
867 | PP(pp_divide) | |
868 | { | |
8ec5e241 | 869 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e | 870 | { |
77676ba1 | 871 | dPOPPOPnnrl; |
7a4c00b4 | 872 | double value; |
873 | if (right == 0.0) | |
a0d0e21e LW |
874 | DIE("Illegal division by zero"); |
875 | #ifdef SLOPPYDIVIDE | |
876 | /* insure that 20./5. == 4. */ | |
877 | { | |
7a4c00b4 | 878 | IV k; |
879 | if ((double)I_V(left) == left && | |
880 | (double)I_V(right) == right && | |
881 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { | |
a0d0e21e LW |
882 | value = k; |
883 | } else { | |
7a4c00b4 | 884 | value = left / right; |
79072805 | 885 | } |
a0d0e21e LW |
886 | } |
887 | #else | |
7a4c00b4 | 888 | value = left / right; |
a0d0e21e LW |
889 | #endif |
890 | PUSHn( value ); | |
891 | RETURN; | |
79072805 | 892 | } |
a0d0e21e LW |
893 | } |
894 | ||
895 | PP(pp_modulo) | |
896 | { | |
4e35701f | 897 | djSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
a0d0e21e | 898 | { |
68dc0745 | 899 | UV left; |
900 | UV right; | |
beb18505 CS |
901 | bool left_neg; |
902 | bool right_neg; | |
68dc0745 | 903 | UV ans; |
a0d0e21e | 904 | |
68dc0745 | 905 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
906 | IV i = SvIVX(POPs); | |
beb18505 | 907 | right = (right_neg = (i < 0)) ? -i : i; |
68dc0745 | 908 | } |
909 | else { | |
910 | double n = POPn; | |
beb18505 | 911 | right = U_V((right_neg = (n < 0)) ? -n : n); |
68dc0745 | 912 | } |
a0d0e21e | 913 | |
36477c24 | 914 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
68dc0745 | 915 | IV i = SvIVX(POPs); |
beb18505 | 916 | left = (left_neg = (i < 0)) ? -i : i; |
36477c24 | 917 | } |
a0d0e21e | 918 | else { |
68dc0745 | 919 | double n = POPn; |
beb18505 | 920 | left = U_V((left_neg = (n < 0)) ? -n : n); |
a0d0e21e | 921 | } |
68dc0745 | 922 | |
923 | if (!right) | |
924 | DIE("Illegal modulus zero"); | |
925 | ||
926 | ans = left % right; | |
beb18505 | 927 | if ((left_neg != right_neg) && ans) |
68dc0745 | 928 | ans = right - ans; |
beb18505 | 929 | if (right_neg) { |
3e3baf6d TB |
930 | /* XXX may warn: unary minus operator applied to unsigned type */ |
931 | /* could change -foo to be (~foo)+1 instead */ | |
4e35701f NIS |
932 | if (ans <= ~((UV)IV_MAX)+1) |
933 | sv_setiv(TARG, ~ans+1); | |
beb18505 CS |
934 | else |
935 | sv_setnv(TARG, -(double)ans); | |
936 | } | |
937 | else | |
938 | sv_setuv(TARG, ans); | |
939 | PUSHTARG; | |
a0d0e21e | 940 | RETURN; |
79072805 | 941 | } |
a0d0e21e | 942 | } |
79072805 | 943 | |
a0d0e21e LW |
944 | PP(pp_repeat) |
945 | { | |
4e35701f | 946 | djSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
748a9306 | 947 | { |
a0d0e21e LW |
948 | register I32 count = POPi; |
949 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
950 | dMARK; | |
951 | I32 items = SP - MARK; | |
952 | I32 max; | |
79072805 | 953 | |
a0d0e21e LW |
954 | max = items * count; |
955 | MEXTEND(MARK, max); | |
956 | if (count > 1) { | |
957 | while (SP > MARK) { | |
958 | if (*SP) | |
959 | SvTEMP_off((*SP)); | |
960 | SP--; | |
79072805 | 961 | } |
a0d0e21e LW |
962 | MARK++; |
963 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
964 | items * sizeof(SV*), count - 1); | |
965 | SP += max; | |
79072805 | 966 | } |
a0d0e21e LW |
967 | else if (count <= 0) |
968 | SP -= items; | |
79072805 | 969 | } |
a0d0e21e LW |
970 | else { /* Note: mark already snarfed by pp_list */ |
971 | SV *tmpstr; | |
972 | STRLEN len; | |
973 | ||
974 | tmpstr = POPs; | |
975 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
976 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
977 | DIE("Can't x= to readonly value"); | |
978 | if (SvROK(tmpstr)) | |
979 | sv_unref(tmpstr); | |
93a17b20 | 980 | } |
a0d0e21e LW |
981 | SvSetSV(TARG, tmpstr); |
982 | SvPV_force(TARG, len); | |
8ebc5c01 | 983 | if (count != 1) { |
984 | if (count < 1) | |
985 | SvCUR_set(TARG, 0); | |
986 | else { | |
987 | SvGROW(TARG, (count * len) + 1); | |
a0d0e21e | 988 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); |
8ebc5c01 | 989 | SvCUR(TARG) *= count; |
7a4c00b4 | 990 | } |
a0d0e21e | 991 | *SvEND(TARG) = '\0'; |
a0d0e21e | 992 | } |
8ebc5c01 | 993 | (void)SvPOK_only(TARG); |
a0d0e21e | 994 | PUSHTARG; |
79072805 | 995 | } |
a0d0e21e | 996 | RETURN; |
748a9306 | 997 | } |
a0d0e21e | 998 | } |
79072805 | 999 | |
a0d0e21e LW |
1000 | PP(pp_subtract) |
1001 | { | |
8ec5e241 | 1002 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e | 1003 | { |
7a4c00b4 | 1004 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
1005 | SETn( left - right ); |
1006 | RETURN; | |
79072805 | 1007 | } |
a0d0e21e | 1008 | } |
79072805 | 1009 | |
a0d0e21e LW |
1010 | PP(pp_left_shift) |
1011 | { | |
8ec5e241 | 1012 | djSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); |
a0d0e21e | 1013 | { |
36477c24 | 1014 | IBW shift = POPi; |
ff68c719 | 1015 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 1016 | IBW i = TOPi; |
46fc3d4c | 1017 | i = BWi(i) << shift; |
96e4d5b1 | 1018 | SETi(BWi(i)); |
ff68c719 | 1019 | } |
1020 | else { | |
36477c24 | 1021 | UBW u = TOPu; |
96e4d5b1 | 1022 | u <<= shift; |
1023 | SETu(BWu(u)); | |
ff68c719 | 1024 | } |
55497cff | 1025 | RETURN; |
79072805 | 1026 | } |
a0d0e21e | 1027 | } |
79072805 | 1028 | |
a0d0e21e LW |
1029 | PP(pp_right_shift) |
1030 | { | |
8ec5e241 | 1031 | djSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); |
a0d0e21e | 1032 | { |
36477c24 | 1033 | IBW shift = POPi; |
ff68c719 | 1034 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 1035 | IBW i = TOPi; |
46fc3d4c | 1036 | i = BWi(i) >> shift; |
96e4d5b1 | 1037 | SETi(BWi(i)); |
ff68c719 | 1038 | } |
1039 | else { | |
36477c24 | 1040 | UBW u = TOPu; |
96e4d5b1 | 1041 | u >>= shift; |
1042 | SETu(BWu(u)); | |
ff68c719 | 1043 | } |
a0d0e21e | 1044 | RETURN; |
93a17b20 | 1045 | } |
79072805 LW |
1046 | } |
1047 | ||
a0d0e21e | 1048 | PP(pp_lt) |
79072805 | 1049 | { |
8ec5e241 | 1050 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1051 | { |
1052 | dPOPnv; | |
54310121 | 1053 | SETs(boolSV(TOPn < value)); |
a0d0e21e | 1054 | RETURN; |
79072805 | 1055 | } |
a0d0e21e | 1056 | } |
79072805 | 1057 | |
a0d0e21e LW |
1058 | PP(pp_gt) |
1059 | { | |
8ec5e241 | 1060 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1061 | { |
1062 | dPOPnv; | |
54310121 | 1063 | SETs(boolSV(TOPn > value)); |
a0d0e21e | 1064 | RETURN; |
79072805 | 1065 | } |
a0d0e21e LW |
1066 | } |
1067 | ||
1068 | PP(pp_le) | |
1069 | { | |
8ec5e241 | 1070 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1071 | { |
1072 | dPOPnv; | |
54310121 | 1073 | SETs(boolSV(TOPn <= value)); |
a0d0e21e | 1074 | RETURN; |
79072805 | 1075 | } |
a0d0e21e LW |
1076 | } |
1077 | ||
1078 | PP(pp_ge) | |
1079 | { | |
8ec5e241 | 1080 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1081 | { |
1082 | dPOPnv; | |
54310121 | 1083 | SETs(boolSV(TOPn >= value)); |
a0d0e21e | 1084 | RETURN; |
79072805 | 1085 | } |
a0d0e21e | 1086 | } |
79072805 | 1087 | |
a0d0e21e LW |
1088 | PP(pp_ne) |
1089 | { | |
8ec5e241 | 1090 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1091 | { |
1092 | dPOPnv; | |
54310121 | 1093 | SETs(boolSV(TOPn != value)); |
a0d0e21e LW |
1094 | RETURN; |
1095 | } | |
79072805 LW |
1096 | } |
1097 | ||
a0d0e21e | 1098 | PP(pp_ncmp) |
79072805 | 1099 | { |
8ec5e241 | 1100 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1101 | { |
1102 | dPOPTOPnnrl; | |
1103 | I32 value; | |
79072805 | 1104 | |
ff0cee69 | 1105 | if (left == right) |
a0d0e21e | 1106 | value = 0; |
a0d0e21e LW |
1107 | else if (left < right) |
1108 | value = -1; | |
44a8e56a | 1109 | else if (left > right) |
1110 | value = 1; | |
1111 | else { | |
1112 | SETs(&sv_undef); | |
1113 | RETURN; | |
1114 | } | |
a0d0e21e LW |
1115 | SETi(value); |
1116 | RETURN; | |
79072805 | 1117 | } |
a0d0e21e | 1118 | } |
79072805 | 1119 | |
a0d0e21e LW |
1120 | PP(pp_slt) |
1121 | { | |
8ec5e241 | 1122 | djSP; tryAMAGICbinSET(slt,0); |
a0d0e21e LW |
1123 | { |
1124 | dPOPTOPssrl; | |
bbce6d69 | 1125 | int cmp = ((op->op_private & OPpLOCALE) |
1126 | ? sv_cmp_locale(left, right) | |
1127 | : sv_cmp(left, right)); | |
54310121 | 1128 | SETs(boolSV(cmp < 0)); |
a0d0e21e LW |
1129 | RETURN; |
1130 | } | |
79072805 LW |
1131 | } |
1132 | ||
a0d0e21e | 1133 | PP(pp_sgt) |
79072805 | 1134 | { |
8ec5e241 | 1135 | djSP; tryAMAGICbinSET(sgt,0); |
a0d0e21e LW |
1136 | { |
1137 | dPOPTOPssrl; | |
bbce6d69 | 1138 | int cmp = ((op->op_private & OPpLOCALE) |
1139 | ? sv_cmp_locale(left, right) | |
1140 | : sv_cmp(left, right)); | |
54310121 | 1141 | SETs(boolSV(cmp > 0)); |
a0d0e21e LW |
1142 | RETURN; |
1143 | } | |
1144 | } | |
79072805 | 1145 | |
a0d0e21e LW |
1146 | PP(pp_sle) |
1147 | { | |
8ec5e241 | 1148 | djSP; tryAMAGICbinSET(sle,0); |
a0d0e21e LW |
1149 | { |
1150 | dPOPTOPssrl; | |
bbce6d69 | 1151 | int cmp = ((op->op_private & OPpLOCALE) |
1152 | ? sv_cmp_locale(left, right) | |
1153 | : sv_cmp(left, right)); | |
54310121 | 1154 | SETs(boolSV(cmp <= 0)); |
a0d0e21e | 1155 | RETURN; |
79072805 | 1156 | } |
79072805 LW |
1157 | } |
1158 | ||
a0d0e21e LW |
1159 | PP(pp_sge) |
1160 | { | |
8ec5e241 | 1161 | djSP; tryAMAGICbinSET(sge,0); |
a0d0e21e LW |
1162 | { |
1163 | dPOPTOPssrl; | |
bbce6d69 | 1164 | int cmp = ((op->op_private & OPpLOCALE) |
1165 | ? sv_cmp_locale(left, right) | |
1166 | : sv_cmp(left, right)); | |
54310121 | 1167 | SETs(boolSV(cmp >= 0)); |
a0d0e21e LW |
1168 | RETURN; |
1169 | } | |
1170 | } | |
79072805 | 1171 | |
36477c24 | 1172 | PP(pp_seq) |
1173 | { | |
8ec5e241 | 1174 | djSP; tryAMAGICbinSET(seq,0); |
36477c24 | 1175 | { |
1176 | dPOPTOPssrl; | |
54310121 | 1177 | SETs(boolSV(sv_eq(left, right))); |
a0d0e21e LW |
1178 | RETURN; |
1179 | } | |
1180 | } | |
79072805 | 1181 | |
a0d0e21e | 1182 | PP(pp_sne) |
79072805 | 1183 | { |
8ec5e241 | 1184 | djSP; tryAMAGICbinSET(sne,0); |
a0d0e21e LW |
1185 | { |
1186 | dPOPTOPssrl; | |
54310121 | 1187 | SETs(boolSV(!sv_eq(left, right))); |
a0d0e21e | 1188 | RETURN; |
463ee0b2 | 1189 | } |
79072805 LW |
1190 | } |
1191 | ||
a0d0e21e | 1192 | PP(pp_scmp) |
79072805 | 1193 | { |
4e35701f | 1194 | djSP; dTARGET; tryAMAGICbin(scmp,0); |
a0d0e21e LW |
1195 | { |
1196 | dPOPTOPssrl; | |
bbce6d69 | 1197 | int cmp = ((op->op_private & OPpLOCALE) |
1198 | ? sv_cmp_locale(left, right) | |
1199 | : sv_cmp(left, right)); | |
1200 | SETi( cmp ); | |
a0d0e21e LW |
1201 | RETURN; |
1202 | } | |
1203 | } | |
79072805 | 1204 | |
55497cff | 1205 | PP(pp_bit_and) |
1206 | { | |
8ec5e241 | 1207 | djSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
a0d0e21e LW |
1208 | { |
1209 | dPOPTOPssrl; | |
4633a7c4 | 1210 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1211 | if (op->op_private & HINT_INTEGER) { |
8ec5e241 | 1212 | IBW value = SvIV(left) & SvIV(right); |
96e4d5b1 | 1213 | SETi(BWi(value)); |
36477c24 | 1214 | } |
1215 | else { | |
8ec5e241 | 1216 | UBW value = SvUV(left) & SvUV(right); |
96e4d5b1 | 1217 | SETu(BWu(value)); |
36477c24 | 1218 | } |
a0d0e21e LW |
1219 | } |
1220 | else { | |
1221 | do_vop(op->op_type, TARG, left, right); | |
1222 | SETTARG; | |
1223 | } | |
1224 | RETURN; | |
1225 | } | |
1226 | } | |
79072805 | 1227 | |
a0d0e21e LW |
1228 | PP(pp_bit_xor) |
1229 | { | |
8ec5e241 | 1230 | djSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); |
a0d0e21e LW |
1231 | { |
1232 | dPOPTOPssrl; | |
4633a7c4 | 1233 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1234 | if (op->op_private & HINT_INTEGER) { |
8ec5e241 | 1235 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); |
96e4d5b1 | 1236 | SETi(BWi(value)); |
36477c24 | 1237 | } |
1238 | else { | |
8ec5e241 | 1239 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); |
96e4d5b1 | 1240 | SETu(BWu(value)); |
36477c24 | 1241 | } |
a0d0e21e LW |
1242 | } |
1243 | else { | |
1244 | do_vop(op->op_type, TARG, left, right); | |
1245 | SETTARG; | |
1246 | } | |
1247 | RETURN; | |
1248 | } | |
1249 | } | |
79072805 | 1250 | |
a0d0e21e LW |
1251 | PP(pp_bit_or) |
1252 | { | |
8ec5e241 | 1253 | djSP; dATARGET; tryAMAGICbin(bor,opASSIGN); |
a0d0e21e LW |
1254 | { |
1255 | dPOPTOPssrl; | |
4633a7c4 | 1256 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1257 | if (op->op_private & HINT_INTEGER) { |
8ec5e241 | 1258 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); |
96e4d5b1 | 1259 | SETi(BWi(value)); |
36477c24 | 1260 | } |
1261 | else { | |
8ec5e241 | 1262 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); |
96e4d5b1 | 1263 | SETu(BWu(value)); |
36477c24 | 1264 | } |
a0d0e21e LW |
1265 | } |
1266 | else { | |
1267 | do_vop(op->op_type, TARG, left, right); | |
1268 | SETTARG; | |
1269 | } | |
1270 | RETURN; | |
79072805 | 1271 | } |
a0d0e21e | 1272 | } |
79072805 | 1273 | |
a0d0e21e LW |
1274 | PP(pp_negate) |
1275 | { | |
4e35701f | 1276 | djSP; dTARGET; tryAMAGICun(neg); |
a0d0e21e LW |
1277 | { |
1278 | dTOPss; | |
4633a7c4 LW |
1279 | if (SvGMAGICAL(sv)) |
1280 | mg_get(sv); | |
55497cff | 1281 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1282 | SETi(-SvIVX(sv)); | |
1283 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1284 | SETn(-SvNV(sv)); |
4633a7c4 | 1285 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1286 | STRLEN len; |
1287 | char *s = SvPV(sv, len); | |
bbce6d69 | 1288 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1289 | sv_setpvn(TARG, "-", 1); |
1290 | sv_catsv(TARG, sv); | |
79072805 | 1291 | } |
a0d0e21e LW |
1292 | else if (*s == '+' || *s == '-') { |
1293 | sv_setsv(TARG, sv); | |
1294 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1295 | } |
1296 | else | |
a0d0e21e LW |
1297 | sv_setnv(TARG, -SvNV(sv)); |
1298 | SETTARG; | |
79072805 | 1299 | } |
4633a7c4 LW |
1300 | else |
1301 | SETn(-SvNV(sv)); | |
79072805 | 1302 | } |
a0d0e21e | 1303 | RETURN; |
79072805 LW |
1304 | } |
1305 | ||
a0d0e21e | 1306 | PP(pp_not) |
79072805 | 1307 | { |
a0d0e21e | 1308 | #ifdef OVERLOAD |
4e35701f | 1309 | djSP; tryAMAGICunSET(not); |
a0d0e21e | 1310 | #endif /* OVERLOAD */ |
54310121 | 1311 | *stack_sp = boolSV(!SvTRUE(*stack_sp)); |
a0d0e21e | 1312 | return NORMAL; |
79072805 LW |
1313 | } |
1314 | ||
a0d0e21e | 1315 | PP(pp_complement) |
79072805 | 1316 | { |
8ec5e241 | 1317 | djSP; dTARGET; tryAMAGICun(compl); |
a0d0e21e LW |
1318 | { |
1319 | dTOPss; | |
4633a7c4 | 1320 | if (SvNIOKp(sv)) { |
36477c24 | 1321 | if (op->op_private & HINT_INTEGER) { |
1322 | IBW value = ~SvIV(sv); | |
96e4d5b1 | 1323 | SETi(BWi(value)); |
36477c24 | 1324 | } |
1325 | else { | |
1326 | UBW value = ~SvUV(sv); | |
96e4d5b1 | 1327 | SETu(BWu(value)); |
36477c24 | 1328 | } |
a0d0e21e LW |
1329 | } |
1330 | else { | |
1331 | register char *tmps; | |
1332 | register long *tmpl; | |
55497cff | 1333 | register I32 anum; |
a0d0e21e LW |
1334 | STRLEN len; |
1335 | ||
1336 | SvSetSV(TARG, sv); | |
1337 | tmps = SvPV_force(TARG, len); | |
1338 | anum = len; | |
1339 | #ifdef LIBERAL | |
1340 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1341 | *tmps = ~*tmps; | |
1342 | tmpl = (long*)tmps; | |
1343 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1344 | *tmpl = ~*tmpl; | |
1345 | tmps = (char*)tmpl; | |
1346 | #endif | |
1347 | for ( ; anum > 0; anum--, tmps++) | |
1348 | *tmps = ~*tmps; | |
1349 | ||
1350 | SETs(TARG); | |
1351 | } | |
1352 | RETURN; | |
1353 | } | |
79072805 LW |
1354 | } |
1355 | ||
a0d0e21e LW |
1356 | /* integer versions of some of the above */ |
1357 | ||
a0d0e21e | 1358 | PP(pp_i_multiply) |
79072805 | 1359 | { |
8ec5e241 | 1360 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
1361 | { |
1362 | dPOPTOPiirl; | |
1363 | SETi( left * right ); | |
1364 | RETURN; | |
1365 | } | |
79072805 LW |
1366 | } |
1367 | ||
a0d0e21e | 1368 | PP(pp_i_divide) |
79072805 | 1369 | { |
8ec5e241 | 1370 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e LW |
1371 | { |
1372 | dPOPiv; | |
1373 | if (value == 0) | |
1374 | DIE("Illegal division by zero"); | |
1375 | value = POPi / value; | |
1376 | PUSHi( value ); | |
1377 | RETURN; | |
1378 | } | |
79072805 LW |
1379 | } |
1380 | ||
a0d0e21e | 1381 | PP(pp_i_modulo) |
79072805 | 1382 | { |
8ec5e241 | 1383 | djSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1384 | { |
a0d0e21e | 1385 | dPOPTOPiirl; |
aa306039 CS |
1386 | if (!right) |
1387 | DIE("Illegal modulus zero"); | |
a0d0e21e LW |
1388 | SETi( left % right ); |
1389 | RETURN; | |
79072805 | 1390 | } |
79072805 LW |
1391 | } |
1392 | ||
a0d0e21e | 1393 | PP(pp_i_add) |
79072805 | 1394 | { |
8ec5e241 | 1395 | djSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
a0d0e21e LW |
1396 | { |
1397 | dPOPTOPiirl; | |
1398 | SETi( left + right ); | |
1399 | RETURN; | |
79072805 | 1400 | } |
79072805 LW |
1401 | } |
1402 | ||
a0d0e21e | 1403 | PP(pp_i_subtract) |
79072805 | 1404 | { |
8ec5e241 | 1405 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e LW |
1406 | { |
1407 | dPOPTOPiirl; | |
1408 | SETi( left - right ); | |
1409 | RETURN; | |
79072805 | 1410 | } |
79072805 LW |
1411 | } |
1412 | ||
a0d0e21e | 1413 | PP(pp_i_lt) |
79072805 | 1414 | { |
8ec5e241 | 1415 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1416 | { |
1417 | dPOPTOPiirl; | |
54310121 | 1418 | SETs(boolSV(left < right)); |
a0d0e21e LW |
1419 | RETURN; |
1420 | } | |
79072805 LW |
1421 | } |
1422 | ||
a0d0e21e | 1423 | PP(pp_i_gt) |
79072805 | 1424 | { |
8ec5e241 | 1425 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1426 | { |
1427 | dPOPTOPiirl; | |
54310121 | 1428 | SETs(boolSV(left > right)); |
a0d0e21e LW |
1429 | RETURN; |
1430 | } | |
79072805 LW |
1431 | } |
1432 | ||
a0d0e21e | 1433 | PP(pp_i_le) |
79072805 | 1434 | { |
8ec5e241 | 1435 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1436 | { |
1437 | dPOPTOPiirl; | |
54310121 | 1438 | SETs(boolSV(left <= right)); |
a0d0e21e | 1439 | RETURN; |
85e6fe83 | 1440 | } |
79072805 LW |
1441 | } |
1442 | ||
a0d0e21e | 1443 | PP(pp_i_ge) |
79072805 | 1444 | { |
8ec5e241 | 1445 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1446 | { |
1447 | dPOPTOPiirl; | |
54310121 | 1448 | SETs(boolSV(left >= right)); |
a0d0e21e LW |
1449 | RETURN; |
1450 | } | |
79072805 LW |
1451 | } |
1452 | ||
a0d0e21e | 1453 | PP(pp_i_eq) |
79072805 | 1454 | { |
8ec5e241 | 1455 | djSP; tryAMAGICbinSET(eq,0); |
a0d0e21e LW |
1456 | { |
1457 | dPOPTOPiirl; | |
54310121 | 1458 | SETs(boolSV(left == right)); |
a0d0e21e LW |
1459 | RETURN; |
1460 | } | |
79072805 LW |
1461 | } |
1462 | ||
a0d0e21e | 1463 | PP(pp_i_ne) |
79072805 | 1464 | { |
8ec5e241 | 1465 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1466 | { |
1467 | dPOPTOPiirl; | |
54310121 | 1468 | SETs(boolSV(left != right)); |
a0d0e21e LW |
1469 | RETURN; |
1470 | } | |
79072805 LW |
1471 | } |
1472 | ||
a0d0e21e | 1473 | PP(pp_i_ncmp) |
79072805 | 1474 | { |
8ec5e241 | 1475 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1476 | { |
1477 | dPOPTOPiirl; | |
1478 | I32 value; | |
79072805 | 1479 | |
a0d0e21e | 1480 | if (left > right) |
79072805 | 1481 | value = 1; |
a0d0e21e | 1482 | else if (left < right) |
79072805 | 1483 | value = -1; |
a0d0e21e | 1484 | else |
79072805 | 1485 | value = 0; |
a0d0e21e LW |
1486 | SETi(value); |
1487 | RETURN; | |
79072805 | 1488 | } |
85e6fe83 LW |
1489 | } |
1490 | ||
1491 | PP(pp_i_negate) | |
1492 | { | |
4e35701f | 1493 | djSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1494 | SETi(-TOPi); |
1495 | RETURN; | |
1496 | } | |
1497 | ||
79072805 LW |
1498 | /* High falutin' math. */ |
1499 | ||
1500 | PP(pp_atan2) | |
1501 | { | |
8ec5e241 | 1502 | djSP; dTARGET; tryAMAGICbin(atan2,0); |
a0d0e21e LW |
1503 | { |
1504 | dPOPTOPnnrl; | |
1505 | SETn(atan2(left, right)); | |
1506 | RETURN; | |
1507 | } | |
79072805 LW |
1508 | } |
1509 | ||
1510 | PP(pp_sin) | |
1511 | { | |
4e35701f | 1512 | djSP; dTARGET; tryAMAGICun(sin); |
a0d0e21e LW |
1513 | { |
1514 | double value; | |
1515 | value = POPn; | |
1516 | value = sin(value); | |
1517 | XPUSHn(value); | |
1518 | RETURN; | |
1519 | } | |
79072805 LW |
1520 | } |
1521 | ||
1522 | PP(pp_cos) | |
1523 | { | |
4e35701f | 1524 | djSP; dTARGET; tryAMAGICun(cos); |
a0d0e21e LW |
1525 | { |
1526 | double value; | |
1527 | value = POPn; | |
1528 | value = cos(value); | |
1529 | XPUSHn(value); | |
1530 | RETURN; | |
1531 | } | |
79072805 LW |
1532 | } |
1533 | ||
1534 | PP(pp_rand) | |
1535 | { | |
4e35701f | 1536 | djSP; dTARGET; |
79072805 LW |
1537 | double value; |
1538 | if (MAXARG < 1) | |
1539 | value = 1.0; | |
1540 | else | |
1541 | value = POPn; | |
1542 | if (value == 0.0) | |
1543 | value = 1.0; | |
93dc8474 CS |
1544 | if (!srand_called) { |
1545 | (void)srand((unsigned)seed()); | |
1546 | srand_called = TRUE; | |
1547 | } | |
79072805 LW |
1548 | #if RANDBITS == 31 |
1549 | value = rand() * value / 2147483648.0; | |
1550 | #else | |
1551 | #if RANDBITS == 16 | |
1552 | value = rand() * value / 65536.0; | |
1553 | #else | |
1554 | #if RANDBITS == 15 | |
1555 | value = rand() * value / 32768.0; | |
1556 | #else | |
1557 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1558 | #endif | |
1559 | #endif | |
1560 | #endif | |
1561 | XPUSHn(value); | |
1562 | RETURN; | |
1563 | } | |
1564 | ||
1565 | PP(pp_srand) | |
1566 | { | |
4e35701f | 1567 | djSP; |
93dc8474 CS |
1568 | UV anum; |
1569 | if (MAXARG < 1) | |
1570 | anum = seed(); | |
79072805 | 1571 | else |
93dc8474 CS |
1572 | anum = POPu; |
1573 | (void)srand((unsigned)anum); | |
1574 | srand_called = TRUE; | |
79072805 LW |
1575 | EXTEND(SP, 1); |
1576 | RETPUSHYES; | |
1577 | } | |
1578 | ||
93dc8474 | 1579 | static U32 |
8ac85365 | 1580 | seed(void) |
93dc8474 | 1581 | { |
54310121 | 1582 | /* |
1583 | * This is really just a quick hack which grabs various garbage | |
1584 | * values. It really should be a real hash algorithm which | |
1585 | * spreads the effect of every input bit onto every output bit, | |
1586 | * if someone who knows about such tings would bother to write it. | |
1587 | * Might be a good idea to add that function to CORE as well. | |
1588 | * No numbers below come from careful analysis or anyting here, | |
1589 | * except they are primes and SEED_C1 > 1E6 to get a full-width | |
1590 | * value from (tv_sec * SEED_C1 + tv_usec). The multipliers should | |
1591 | * probably be bigger too. | |
1592 | */ | |
1593 | #if RANDBITS > 16 | |
1594 | # define SEED_C1 1000003 | |
1595 | #define SEED_C4 73819 | |
1596 | #else | |
1597 | # define SEED_C1 25747 | |
1598 | #define SEED_C4 20639 | |
1599 | #endif | |
1600 | #define SEED_C2 3 | |
1601 | #define SEED_C3 269 | |
1602 | #define SEED_C5 26107 | |
1603 | ||
e858de61 | 1604 | dTHR; |
93dc8474 | 1605 | U32 u; |
f12c7020 | 1606 | #ifdef VMS |
1607 | # include <starlet.h> | |
43c92808 HF |
1608 | /* when[] = (low 32 bits, high 32 bits) of time since epoch |
1609 | * in 100-ns units, typically incremented ever 10 ms. */ | |
93dc8474 CS |
1610 | unsigned int when[2]; |
1611 | _ckvmssts(sys$gettim(when)); | |
54310121 | 1612 | u = (U32)SEED_C1 * when[0] + (U32)SEED_C2 * when[1]; |
f12c7020 | 1613 | #else |
5f05dabc | 1614 | # ifdef HAS_GETTIMEOFDAY |
93dc8474 CS |
1615 | struct timeval when; |
1616 | gettimeofday(&when,(struct timezone *) 0); | |
54310121 | 1617 | u = (U32)SEED_C1 * when.tv_sec + (U32)SEED_C2 * when.tv_usec; |
f12c7020 | 1618 | # else |
93dc8474 CS |
1619 | Time_t when; |
1620 | (void)time(&when); | |
54310121 | 1621 | u = (U32)SEED_C1 * when; |
f12c7020 | 1622 | # endif |
1623 | #endif | |
54310121 | 1624 | u += SEED_C3 * (U32)getpid(); |
1625 | u += SEED_C4 * (U32)(UV)stack_sp; | |
1626 | #ifndef PLAN9 /* XXX Plan9 assembler chokes on this; fix needed */ | |
1627 | u += SEED_C5 * (U32)(UV)&when; | |
f12c7020 | 1628 | #endif |
93dc8474 | 1629 | return u; |
79072805 LW |
1630 | } |
1631 | ||
1632 | PP(pp_exp) | |
1633 | { | |
4e35701f | 1634 | djSP; dTARGET; tryAMAGICun(exp); |
a0d0e21e LW |
1635 | { |
1636 | double value; | |
1637 | value = POPn; | |
1638 | value = exp(value); | |
1639 | XPUSHn(value); | |
1640 | RETURN; | |
1641 | } | |
79072805 LW |
1642 | } |
1643 | ||
1644 | PP(pp_log) | |
1645 | { | |
4e35701f | 1646 | djSP; dTARGET; tryAMAGICun(log); |
a0d0e21e LW |
1647 | { |
1648 | double value; | |
1649 | value = POPn; | |
bbce6d69 | 1650 | if (value <= 0.0) { |
36477c24 | 1651 | SET_NUMERIC_STANDARD(); |
2304df62 | 1652 | DIE("Can't take log of %g", value); |
bbce6d69 | 1653 | } |
a0d0e21e LW |
1654 | value = log(value); |
1655 | XPUSHn(value); | |
1656 | RETURN; | |
1657 | } | |
79072805 LW |
1658 | } |
1659 | ||
1660 | PP(pp_sqrt) | |
1661 | { | |
4e35701f | 1662 | djSP; dTARGET; tryAMAGICun(sqrt); |
a0d0e21e LW |
1663 | { |
1664 | double value; | |
1665 | value = POPn; | |
bbce6d69 | 1666 | if (value < 0.0) { |
36477c24 | 1667 | SET_NUMERIC_STANDARD(); |
2304df62 | 1668 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1669 | } |
a0d0e21e LW |
1670 | value = sqrt(value); |
1671 | XPUSHn(value); | |
1672 | RETURN; | |
1673 | } | |
79072805 LW |
1674 | } |
1675 | ||
1676 | PP(pp_int) | |
1677 | { | |
4e35701f | 1678 | djSP; dTARGET; |
774d564b | 1679 | { |
1680 | double value = TOPn; | |
1681 | IV iv; | |
1682 | ||
1683 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1684 | iv = SvIVX(TOPs); | |
1685 | SETi(iv); | |
1686 | } | |
1687 | else { | |
1688 | if (value >= 0.0) | |
1689 | (void)modf(value, &value); | |
1690 | else { | |
1691 | (void)modf(-value, &value); | |
1692 | value = -value; | |
1693 | } | |
1694 | iv = I_V(value); | |
1695 | if (iv == value) | |
1696 | SETi(iv); | |
1697 | else | |
1698 | SETn(value); | |
1699 | } | |
79072805 | 1700 | } |
79072805 LW |
1701 | RETURN; |
1702 | } | |
1703 | ||
463ee0b2 LW |
1704 | PP(pp_abs) |
1705 | { | |
4e35701f | 1706 | djSP; dTARGET; tryAMAGICun(abs); |
a0d0e21e | 1707 | { |
774d564b | 1708 | double value = TOPn; |
1709 | IV iv; | |
463ee0b2 | 1710 | |
774d564b | 1711 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && |
1712 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1713 | if (iv < 0) | |
1714 | iv = -iv; | |
1715 | SETi(iv); | |
1716 | } | |
1717 | else { | |
1718 | if (value < 0.0) | |
1719 | value = -value; | |
1720 | SETn(value); | |
1721 | } | |
a0d0e21e | 1722 | } |
774d564b | 1723 | RETURN; |
463ee0b2 LW |
1724 | } |
1725 | ||
79072805 LW |
1726 | PP(pp_hex) |
1727 | { | |
4e35701f | 1728 | djSP; dTARGET; |
79072805 LW |
1729 | char *tmps; |
1730 | I32 argtype; | |
1731 | ||
a0d0e21e | 1732 | tmps = POPp; |
55497cff | 1733 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1734 | RETURN; |
1735 | } | |
1736 | ||
1737 | PP(pp_oct) | |
1738 | { | |
4e35701f | 1739 | djSP; dTARGET; |
55497cff | 1740 | UV value; |
79072805 LW |
1741 | I32 argtype; |
1742 | char *tmps; | |
1743 | ||
a0d0e21e | 1744 | tmps = POPp; |
464e2e8a | 1745 | while (*tmps && isSPACE(*tmps)) |
1746 | tmps++; | |
1747 | if (*tmps == '0') | |
79072805 LW |
1748 | tmps++; |
1749 | if (*tmps == 'x') | |
464e2e8a | 1750 | value = scan_hex(++tmps, 99, &argtype); |
1751 | else | |
1752 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1753 | XPUSHu(value); |
79072805 LW |
1754 | RETURN; |
1755 | } | |
1756 | ||
1757 | /* String stuff. */ | |
1758 | ||
1759 | PP(pp_length) | |
1760 | { | |
4e35701f | 1761 | djSP; dTARGET; |
a0d0e21e | 1762 | SETi( sv_len(TOPs) ); |
79072805 LW |
1763 | RETURN; |
1764 | } | |
1765 | ||
1766 | PP(pp_substr) | |
1767 | { | |
4e35701f | 1768 | djSP; dTARGET; |
79072805 LW |
1769 | SV *sv; |
1770 | I32 len; | |
463ee0b2 | 1771 | STRLEN curlen; |
79072805 LW |
1772 | I32 pos; |
1773 | I32 rem; | |
84902520 | 1774 | I32 fail; |
a0d0e21e | 1775 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1776 | char *tmps; |
a0d0e21e | 1777 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1778 | |
1779 | if (MAXARG > 2) | |
1780 | len = POPi; | |
84902520 | 1781 | pos = POPi; |
79072805 | 1782 | sv = POPs; |
849ca7ee | 1783 | PUTBACK; |
a0d0e21e | 1784 | tmps = SvPV(sv, curlen); |
84902520 TB |
1785 | if (pos >= arybase) { |
1786 | pos -= arybase; | |
1787 | rem = curlen-pos; | |
1788 | fail = rem; | |
1789 | if (MAXARG > 2) { | |
1790 | if (len < 0) { | |
1791 | rem += len; | |
1792 | if (rem < 0) | |
1793 | rem = 0; | |
1794 | } | |
1795 | else if (rem > len) | |
1796 | rem = len; | |
1797 | } | |
68dc0745 | 1798 | } |
84902520 TB |
1799 | else { |
1800 | pos += curlen; | |
1801 | if (MAXARG < 3) | |
1802 | rem = curlen; | |
1803 | else if (len >= 0) { | |
1804 | rem = pos+len; | |
1805 | if (rem > (I32)curlen) | |
1806 | rem = curlen; | |
1807 | } | |
1808 | else { | |
1809 | rem = curlen+len; | |
1810 | if (rem < pos) | |
1811 | rem = pos; | |
1812 | } | |
1813 | if (pos < 0) | |
1814 | pos = 0; | |
1815 | fail = rem; | |
1816 | rem -= pos; | |
1817 | } | |
1818 | if (fail < 0) { | |
8ec5e241 | 1819 | if (dowarn || lvalue) |
2304df62 AD |
1820 | warn("substr outside of string"); |
1821 | RETPUSHUNDEF; | |
1822 | } | |
79072805 | 1823 | else { |
79072805 | 1824 | tmps += pos; |
79072805 LW |
1825 | sv_setpvn(TARG, tmps, rem); |
1826 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1827 | if (!SvGMAGICAL(sv)) { |
1828 | if (SvROK(sv)) { | |
1829 | SvPV_force(sv,na); | |
1830 | if (dowarn) | |
1831 | warn("Attempt to use reference as lvalue in substr"); | |
1832 | } | |
1833 | if (SvOK(sv)) /* is it defined ? */ | |
1834 | (void)SvPOK_only(sv); | |
1835 | else | |
1836 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1837 | } | |
5f05dabc | 1838 | |
a0d0e21e LW |
1839 | if (SvTYPE(TARG) < SVt_PVLV) { |
1840 | sv_upgrade(TARG, SVt_PVLV); | |
1841 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1842 | } |
a0d0e21e | 1843 | |
5f05dabc | 1844 | LvTYPE(TARG) = 'x'; |
79072805 | 1845 | LvTARG(TARG) = sv; |
a0d0e21e | 1846 | LvTARGOFF(TARG) = pos; |
8ec5e241 | 1847 | LvTARGLEN(TARG) = rem; |
79072805 LW |
1848 | } |
1849 | } | |
849ca7ee | 1850 | SPAGAIN; |
79072805 LW |
1851 | PUSHs(TARG); /* avoid SvSETMAGIC here */ |
1852 | RETURN; | |
1853 | } | |
1854 | ||
1855 | PP(pp_vec) | |
1856 | { | |
4e35701f | 1857 | djSP; dTARGET; |
79072805 LW |
1858 | register I32 size = POPi; |
1859 | register I32 offset = POPi; | |
1860 | register SV *src = POPs; | |
a0d0e21e | 1861 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1862 | STRLEN srclen; |
1863 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1864 | unsigned long retnum; |
1865 | I32 len; | |
1866 | ||
1867 | offset *= size; /* turn into bit offset */ | |
1868 | len = (offset + size + 7) / 8; | |
1869 | if (offset < 0 || size < 1) | |
1870 | retnum = 0; | |
79072805 | 1871 | else { |
a0d0e21e LW |
1872 | if (lvalue) { /* it's an lvalue! */ |
1873 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1874 | sv_upgrade(TARG, SVt_PVLV); | |
1875 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1876 | } | |
1877 | ||
1878 | LvTYPE(TARG) = 'v'; | |
1879 | LvTARG(TARG) = src; | |
8ec5e241 NIS |
1880 | LvTARGOFF(TARG) = offset; |
1881 | LvTARGLEN(TARG) = size; | |
a0d0e21e | 1882 | } |
93a17b20 | 1883 | if (len > srclen) { |
a0d0e21e LW |
1884 | if (size <= 8) |
1885 | retnum = 0; | |
1886 | else { | |
1887 | offset >>= 3; | |
748a9306 LW |
1888 | if (size == 16) { |
1889 | if (offset >= srclen) | |
1890 | retnum = 0; | |
a0d0e21e | 1891 | else |
748a9306 LW |
1892 | retnum = (unsigned long) s[offset] << 8; |
1893 | } | |
1894 | else if (size == 32) { | |
1895 | if (offset >= srclen) | |
1896 | retnum = 0; | |
1897 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1898 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1899 | else if (offset + 2 >= srclen) |
1900 | retnum = ((unsigned long) s[offset] << 24) + | |
1901 | ((unsigned long) s[offset + 1] << 16); | |
1902 | else | |
1903 | retnum = ((unsigned long) s[offset] << 24) + | |
1904 | ((unsigned long) s[offset + 1] << 16) + | |
1905 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1906 | } |
1907 | } | |
79072805 | 1908 | } |
a0d0e21e | 1909 | else if (size < 8) |
79072805 LW |
1910 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1911 | else { | |
1912 | offset >>= 3; | |
1913 | if (size == 8) | |
1914 | retnum = s[offset]; | |
1915 | else if (size == 16) | |
1916 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1917 | else if (size == 32) | |
1918 | retnum = ((unsigned long) s[offset] << 24) + | |
1919 | ((unsigned long) s[offset + 1] << 16) + | |
1920 | (s[offset + 2] << 8) + s[offset+3]; | |
1921 | } | |
79072805 LW |
1922 | } |
1923 | ||
deb3007b | 1924 | sv_setuv(TARG, (UV)retnum); |
79072805 LW |
1925 | PUSHs(TARG); |
1926 | RETURN; | |
1927 | } | |
1928 | ||
1929 | PP(pp_index) | |
1930 | { | |
4e35701f | 1931 | djSP; dTARGET; |
79072805 LW |
1932 | SV *big; |
1933 | SV *little; | |
1934 | I32 offset; | |
1935 | I32 retval; | |
1936 | char *tmps; | |
1937 | char *tmps2; | |
463ee0b2 | 1938 | STRLEN biglen; |
a0d0e21e | 1939 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1940 | |
1941 | if (MAXARG < 3) | |
1942 | offset = 0; | |
1943 | else | |
1944 | offset = POPi - arybase; | |
1945 | little = POPs; | |
1946 | big = POPs; | |
463ee0b2 | 1947 | tmps = SvPV(big, biglen); |
79072805 LW |
1948 | if (offset < 0) |
1949 | offset = 0; | |
93a17b20 LW |
1950 | else if (offset > biglen) |
1951 | offset = biglen; | |
79072805 | 1952 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1953 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1954 | retval = -1 + arybase; |
1955 | else | |
1956 | retval = tmps2 - tmps + arybase; | |
1957 | PUSHi(retval); | |
1958 | RETURN; | |
1959 | } | |
1960 | ||
1961 | PP(pp_rindex) | |
1962 | { | |
4e35701f | 1963 | djSP; dTARGET; |
79072805 LW |
1964 | SV *big; |
1965 | SV *little; | |
463ee0b2 LW |
1966 | STRLEN blen; |
1967 | STRLEN llen; | |
79072805 LW |
1968 | SV *offstr; |
1969 | I32 offset; | |
1970 | I32 retval; | |
1971 | char *tmps; | |
1972 | char *tmps2; | |
a0d0e21e | 1973 | I32 arybase = curcop->cop_arybase; |
79072805 | 1974 | |
a0d0e21e | 1975 | if (MAXARG >= 3) |
79072805 LW |
1976 | offstr = POPs; |
1977 | little = POPs; | |
1978 | big = POPs; | |
463ee0b2 LW |
1979 | tmps2 = SvPV(little, llen); |
1980 | tmps = SvPV(big, blen); | |
79072805 | 1981 | if (MAXARG < 3) |
463ee0b2 | 1982 | offset = blen; |
79072805 | 1983 | else |
463ee0b2 | 1984 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1985 | if (offset < 0) |
1986 | offset = 0; | |
463ee0b2 LW |
1987 | else if (offset > blen) |
1988 | offset = blen; | |
79072805 | 1989 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1990 | tmps2, tmps2 + llen))) |
79072805 LW |
1991 | retval = -1 + arybase; |
1992 | else | |
1993 | retval = tmps2 - tmps + arybase; | |
1994 | PUSHi(retval); | |
1995 | RETURN; | |
1996 | } | |
1997 | ||
1998 | PP(pp_sprintf) | |
1999 | { | |
4e35701f | 2000 | djSP; dMARK; dORIGMARK; dTARGET; |
36477c24 | 2001 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 2002 | if (op->op_private & OPpLOCALE) |
36477c24 | 2003 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 2004 | else |
36477c24 | 2005 | SET_NUMERIC_STANDARD(); |
2006 | #endif | |
79072805 | 2007 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 2008 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
2009 | SP = ORIGMARK; |
2010 | PUSHTARG; | |
2011 | RETURN; | |
2012 | } | |
2013 | ||
79072805 LW |
2014 | PP(pp_ord) |
2015 | { | |
4e35701f | 2016 | djSP; dTARGET; |
79072805 LW |
2017 | I32 value; |
2018 | char *tmps; | |
79072805 | 2019 | |
79072805 | 2020 | #ifndef I286 |
a0d0e21e | 2021 | tmps = POPp; |
79072805 LW |
2022 | value = (I32) (*tmps & 255); |
2023 | #else | |
a0d0e21e LW |
2024 | I32 anum; |
2025 | tmps = POPp; | |
79072805 LW |
2026 | anum = (I32) *tmps; |
2027 | value = (I32) (anum & 255); | |
2028 | #endif | |
2029 | XPUSHi(value); | |
2030 | RETURN; | |
2031 | } | |
2032 | ||
463ee0b2 LW |
2033 | PP(pp_chr) |
2034 | { | |
4e35701f | 2035 | djSP; dTARGET; |
463ee0b2 LW |
2036 | char *tmps; |
2037 | ||
748a9306 LW |
2038 | (void)SvUPGRADE(TARG,SVt_PV); |
2039 | SvGROW(TARG,2); | |
463ee0b2 LW |
2040 | SvCUR_set(TARG, 1); |
2041 | tmps = SvPVX(TARG); | |
748a9306 LW |
2042 | *tmps++ = POPi; |
2043 | *tmps = '\0'; | |
a0d0e21e | 2044 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
2045 | XPUSHs(TARG); |
2046 | RETURN; | |
2047 | } | |
2048 | ||
79072805 LW |
2049 | PP(pp_crypt) |
2050 | { | |
4e35701f | 2051 | djSP; dTARGET; dPOPTOPssrl; |
79072805 | 2052 | #ifdef HAS_CRYPT |
a0d0e21e | 2053 | char *tmps = SvPV(left, na); |
79072805 | 2054 | #ifdef FCRYPT |
a0d0e21e | 2055 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 2056 | #else |
a0d0e21e | 2057 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
2058 | #endif |
2059 | #else | |
2060 | DIE( | |
2061 | "The crypt() function is unimplemented due to excessive paranoia."); | |
2062 | #endif | |
2063 | SETs(TARG); | |
2064 | RETURN; | |
2065 | } | |
2066 | ||
2067 | PP(pp_ucfirst) | |
2068 | { | |
4e35701f | 2069 | djSP; |
79072805 LW |
2070 | SV *sv = TOPs; |
2071 | register char *s; | |
2072 | ||
ed6116ce | 2073 | if (!SvPADTMP(sv)) { |
79072805 LW |
2074 | dTARGET; |
2075 | sv_setsv(TARG, sv); | |
2076 | sv = TARG; | |
2077 | SETs(sv); | |
2078 | } | |
a0d0e21e | 2079 | s = SvPV_force(sv, na); |
bbce6d69 | 2080 | if (*s) { |
2081 | if (op->op_private & OPpLOCALE) { | |
2082 | TAINT; | |
2083 | SvTAINTED_on(sv); | |
2084 | *s = toUPPER_LC(*s); | |
2085 | } | |
2086 | else | |
2087 | *s = toUPPER(*s); | |
2088 | } | |
79072805 LW |
2089 | |
2090 | RETURN; | |
2091 | } | |
2092 | ||
2093 | PP(pp_lcfirst) | |
2094 | { | |
4e35701f | 2095 | djSP; |
79072805 LW |
2096 | SV *sv = TOPs; |
2097 | register char *s; | |
2098 | ||
ed6116ce | 2099 | if (!SvPADTMP(sv)) { |
79072805 LW |
2100 | dTARGET; |
2101 | sv_setsv(TARG, sv); | |
2102 | sv = TARG; | |
2103 | SETs(sv); | |
2104 | } | |
a0d0e21e | 2105 | s = SvPV_force(sv, na); |
bbce6d69 | 2106 | if (*s) { |
2107 | if (op->op_private & OPpLOCALE) { | |
2108 | TAINT; | |
2109 | SvTAINTED_on(sv); | |
2110 | *s = toLOWER_LC(*s); | |
2111 | } | |
2112 | else | |
2113 | *s = toLOWER(*s); | |
2114 | } | |
79072805 LW |
2115 | |
2116 | SETs(sv); | |
2117 | RETURN; | |
2118 | } | |
2119 | ||
2120 | PP(pp_uc) | |
2121 | { | |
4e35701f | 2122 | djSP; |
79072805 LW |
2123 | SV *sv = TOPs; |
2124 | register char *s; | |
463ee0b2 | 2125 | STRLEN len; |
79072805 | 2126 | |
ed6116ce | 2127 | if (!SvPADTMP(sv)) { |
79072805 LW |
2128 | dTARGET; |
2129 | sv_setsv(TARG, sv); | |
2130 | sv = TARG; | |
2131 | SETs(sv); | |
2132 | } | |
bbce6d69 | 2133 | |
a0d0e21e | 2134 | s = SvPV_force(sv, len); |
bbce6d69 | 2135 | if (len) { |
2136 | register char *send = s + len; | |
2137 | ||
2138 | if (op->op_private & OPpLOCALE) { | |
2139 | TAINT; | |
2140 | SvTAINTED_on(sv); | |
2141 | for (; s < send; s++) | |
2142 | *s = toUPPER_LC(*s); | |
2143 | } | |
2144 | else { | |
2145 | for (; s < send; s++) | |
2146 | *s = toUPPER(*s); | |
2147 | } | |
79072805 LW |
2148 | } |
2149 | RETURN; | |
2150 | } | |
2151 | ||
2152 | PP(pp_lc) | |
2153 | { | |
4e35701f | 2154 | djSP; |
79072805 LW |
2155 | SV *sv = TOPs; |
2156 | register char *s; | |
463ee0b2 | 2157 | STRLEN len; |
79072805 | 2158 | |
ed6116ce | 2159 | if (!SvPADTMP(sv)) { |
79072805 LW |
2160 | dTARGET; |
2161 | sv_setsv(TARG, sv); | |
2162 | sv = TARG; | |
2163 | SETs(sv); | |
2164 | } | |
bbce6d69 | 2165 | |
a0d0e21e | 2166 | s = SvPV_force(sv, len); |
bbce6d69 | 2167 | if (len) { |
2168 | register char *send = s + len; | |
2169 | ||
2170 | if (op->op_private & OPpLOCALE) { | |
2171 | TAINT; | |
2172 | SvTAINTED_on(sv); | |
2173 | for (; s < send; s++) | |
2174 | *s = toLOWER_LC(*s); | |
2175 | } | |
2176 | else { | |
2177 | for (; s < send; s++) | |
2178 | *s = toLOWER(*s); | |
2179 | } | |
79072805 LW |
2180 | } |
2181 | RETURN; | |
2182 | } | |
2183 | ||
a0d0e21e | 2184 | PP(pp_quotemeta) |
79072805 | 2185 | { |
4e35701f | 2186 | djSP; dTARGET; |
a0d0e21e LW |
2187 | SV *sv = TOPs; |
2188 | STRLEN len; | |
2189 | register char *s = SvPV(sv,len); | |
2190 | register char *d; | |
79072805 | 2191 | |
a0d0e21e LW |
2192 | if (len) { |
2193 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 2194 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
2195 | d = SvPVX(TARG); |
2196 | while (len--) { | |
2197 | if (!isALNUM(*s)) | |
2198 | *d++ = '\\'; | |
2199 | *d++ = *s++; | |
79072805 | 2200 | } |
a0d0e21e LW |
2201 | *d = '\0'; |
2202 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
2203 | (void)SvPOK_only(TARG); | |
79072805 | 2204 | } |
a0d0e21e LW |
2205 | else |
2206 | sv_setpvn(TARG, s, len); | |
2207 | SETs(TARG); | |
79072805 LW |
2208 | RETURN; |
2209 | } | |
2210 | ||
a0d0e21e | 2211 | /* Arrays. */ |
79072805 | 2212 | |
a0d0e21e | 2213 | PP(pp_aslice) |
79072805 | 2214 | { |
4e35701f | 2215 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2216 | register SV** svp; |
2217 | register AV* av = (AV*)POPs; | |
2218 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
2219 | I32 arybase = curcop->cop_arybase; |
2220 | I32 elem; | |
79072805 | 2221 | |
a0d0e21e | 2222 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
2223 | if (lval && op->op_private & OPpLVAL_INTRO) { |
2224 | I32 max = -1; | |
924508f0 | 2225 | for (svp = MARK + 1; svp <= SP; svp++) { |
748a9306 LW |
2226 | elem = SvIVx(*svp); |
2227 | if (elem > max) | |
2228 | max = elem; | |
2229 | } | |
2230 | if (max > AvMAX(av)) | |
2231 | av_extend(av, max); | |
2232 | } | |
a0d0e21e | 2233 | while (++MARK <= SP) { |
748a9306 | 2234 | elem = SvIVx(*MARK); |
a0d0e21e | 2235 | |
748a9306 LW |
2236 | if (elem > 0) |
2237 | elem -= arybase; | |
a0d0e21e LW |
2238 | svp = av_fetch(av, elem, lval); |
2239 | if (lval) { | |
2240 | if (!svp || *svp == &sv_undef) | |
2241 | DIE(no_aelem, elem); | |
2242 | if (op->op_private & OPpLVAL_INTRO) | |
161b7d16 | 2243 | save_aelem(av, elem, svp); |
79072805 | 2244 | } |
a0d0e21e | 2245 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
2246 | } |
2247 | } | |
748a9306 | 2248 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
2249 | MARK = ORIGMARK; |
2250 | *++MARK = *SP; | |
2251 | SP = MARK; | |
2252 | } | |
79072805 LW |
2253 | RETURN; |
2254 | } | |
2255 | ||
2256 | /* Associative arrays. */ | |
2257 | ||
2258 | PP(pp_each) | |
2259 | { | |
4e35701f | 2260 | djSP; dTARGET; |
79072805 | 2261 | HV *hash = (HV*)POPs; |
c07a80fd | 2262 | HE *entry; |
54310121 | 2263 | I32 gimme = GIMME_V; |
c750a3ec | 2264 | I32 realhv = (SvTYPE(hash) == SVt_PVHV); |
8ec5e241 | 2265 | |
c07a80fd | 2266 | PUTBACK; |
c750a3ec MB |
2267 | /* might clobber stack_sp */ |
2268 | entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash); | |
c07a80fd | 2269 | SPAGAIN; |
79072805 | 2270 | |
79072805 LW |
2271 | EXTEND(SP, 2); |
2272 | if (entry) { | |
54310121 | 2273 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
2274 | if (gimme == G_ARRAY) { | |
c07a80fd | 2275 | PUTBACK; |
c750a3ec MB |
2276 | /* might clobber stack_sp */ |
2277 | sv_setsv(TARG, realhv ? | |
2278 | hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry)); | |
c07a80fd | 2279 | SPAGAIN; |
8990e307 | 2280 | PUSHs(TARG); |
79072805 | 2281 | } |
79072805 | 2282 | } |
54310121 | 2283 | else if (gimme == G_SCALAR) |
79072805 LW |
2284 | RETPUSHUNDEF; |
2285 | ||
2286 | RETURN; | |
2287 | } | |
2288 | ||
2289 | PP(pp_values) | |
2290 | { | |
2291 | return do_kv(ARGS); | |
2292 | } | |
2293 | ||
2294 | PP(pp_keys) | |
2295 | { | |
2296 | return do_kv(ARGS); | |
2297 | } | |
2298 | ||
2299 | PP(pp_delete) | |
2300 | { | |
4e35701f | 2301 | djSP; |
54310121 | 2302 | I32 gimme = GIMME_V; |
2303 | I32 discard = (gimme == G_VOID) ? G_DISCARD : 0; | |
79072805 | 2304 | SV *sv; |
5f05dabc | 2305 | HV *hv; |
2306 | ||
2307 | if (op->op_private & OPpSLICE) { | |
2308 | dMARK; dORIGMARK; | |
97fcbf96 | 2309 | U32 hvtype; |
5f05dabc | 2310 | hv = (HV*)POPs; |
97fcbf96 | 2311 | hvtype = SvTYPE(hv); |
5f05dabc | 2312 | while (++MARK <= SP) { |
ae77835f MB |
2313 | if (hvtype == SVt_PVHV) |
2314 | sv = hv_delete_ent(hv, *MARK, discard, 0); | |
2315 | else if (hvtype == SVt_PVAV) | |
2316 | sv = avhv_delete_ent((AV*)hv, *MARK, discard, 0); | |
2317 | else | |
2318 | DIE("Not a HASH reference"); | |
5f05dabc | 2319 | *MARK = sv ? sv : &sv_undef; |
2320 | } | |
54310121 | 2321 | if (discard) |
2322 | SP = ORIGMARK; | |
2323 | else if (gimme == G_SCALAR) { | |
5f05dabc | 2324 | MARK = ORIGMARK; |
2325 | *++MARK = *SP; | |
2326 | SP = MARK; | |
2327 | } | |
2328 | } | |
2329 | else { | |
2330 | SV *keysv = POPs; | |
2331 | hv = (HV*)POPs; | |
97fcbf96 MB |
2332 | if (SvTYPE(hv) == SVt_PVHV) |
2333 | sv = hv_delete_ent(hv, keysv, discard, 0); | |
2334 | else if (SvTYPE(hv) == SVt_PVAV) | |
2335 | sv = avhv_delete_ent((AV*)hv, keysv, discard, 0); | |
2336 | else | |
5f05dabc | 2337 | DIE("Not a HASH reference"); |
5f05dabc | 2338 | if (!sv) |
2339 | sv = &sv_undef; | |
54310121 | 2340 | if (!discard) |
2341 | PUSHs(sv); | |
79072805 | 2342 | } |
79072805 LW |
2343 | RETURN; |
2344 | } | |
2345 | ||
a0d0e21e | 2346 | PP(pp_exists) |
79072805 | 2347 | { |
4e35701f | 2348 | djSP; |
a0d0e21e LW |
2349 | SV *tmpsv = POPs; |
2350 | HV *hv = (HV*)POPs; | |
c750a3ec | 2351 | if (SvTYPE(hv) == SVt_PVHV) { |
ae77835f | 2352 | if (hv_exists_ent(hv, tmpsv, 0)) |
c750a3ec MB |
2353 | RETPUSHYES; |
2354 | } else if (SvTYPE(hv) == SVt_PVAV) { | |
ae77835f | 2355 | if (avhv_exists_ent((AV*)hv, tmpsv, 0)) |
c750a3ec MB |
2356 | RETPUSHYES; |
2357 | } else { | |
a0d0e21e LW |
2358 | DIE("Not a HASH reference"); |
2359 | } | |
a0d0e21e LW |
2360 | RETPUSHNO; |
2361 | } | |
79072805 | 2362 | |
a0d0e21e LW |
2363 | PP(pp_hslice) |
2364 | { | |
4e35701f | 2365 | djSP; dMARK; dORIGMARK; |
f12c7020 | 2366 | register HE *he; |
a0d0e21e LW |
2367 | register HV *hv = (HV*)POPs; |
2368 | register I32 lval = op->op_flags & OPf_MOD; | |
c750a3ec | 2369 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
79072805 | 2370 | |
c750a3ec | 2371 | if (realhv || SvTYPE(hv) == SVt_PVAV) { |
a0d0e21e | 2372 | while (++MARK <= SP) { |
f12c7020 | 2373 | SV *keysv = *MARK; |
ae77835f MB |
2374 | SV **svp; |
2375 | if (realhv) { | |
2376 | he = hv_fetch_ent(hv, keysv, lval, 0); | |
2377 | svp = he ? &HeVAL(he) : 0; | |
2378 | } else { | |
97fcbf96 | 2379 | svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0); |
ae77835f | 2380 | } |
a0d0e21e | 2381 | if (lval) { |
f12c7020 | 2382 | if (!he || HeVAL(he) == &sv_undef) |
2383 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 2384 | if (op->op_private & OPpLVAL_INTRO) |
161b7d16 | 2385 | save_helem(hv, keysv, &HeVAL(he)); |
93a17b20 | 2386 | } |
f12c7020 | 2387 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
2388 | } |
2389 | } | |
a0d0e21e LW |
2390 | if (GIMME != G_ARRAY) { |
2391 | MARK = ORIGMARK; | |
2392 | *++MARK = *SP; | |
2393 | SP = MARK; | |
79072805 | 2394 | } |
a0d0e21e LW |
2395 | RETURN; |
2396 | } | |
2397 | ||
2398 | /* List operators. */ | |
2399 | ||
2400 | PP(pp_list) | |
2401 | { | |
4e35701f | 2402 | djSP; dMARK; |
a0d0e21e LW |
2403 | if (GIMME != G_ARRAY) { |
2404 | if (++MARK <= SP) | |
2405 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2406 | else |
a0d0e21e LW |
2407 | *MARK = &sv_undef; |
2408 | SP = MARK; | |
79072805 | 2409 | } |
a0d0e21e | 2410 | RETURN; |
79072805 LW |
2411 | } |
2412 | ||
a0d0e21e | 2413 | PP(pp_lslice) |
79072805 | 2414 | { |
4e35701f | 2415 | djSP; |
a0d0e21e LW |
2416 | SV **lastrelem = stack_sp; |
2417 | SV **lastlelem = stack_base + POPMARK; | |
2418 | SV **firstlelem = stack_base + POPMARK + 1; | |
2419 | register SV **firstrelem = lastlelem + 1; | |
2420 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2421 | I32 lval = op->op_flags & OPf_MOD; |
2422 | I32 is_something_there = lval; | |
79072805 | 2423 | |
a0d0e21e LW |
2424 | register I32 max = lastrelem - lastlelem; |
2425 | register SV **lelem; | |
2426 | register I32 ix; | |
2427 | ||
2428 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2429 | ix = SvIVx(*lastlelem); |
2430 | if (ix < 0) | |
2431 | ix += max; | |
2432 | else | |
2433 | ix -= arybase; | |
a0d0e21e LW |
2434 | if (ix < 0 || ix >= max) |
2435 | *firstlelem = &sv_undef; | |
2436 | else | |
2437 | *firstlelem = firstrelem[ix]; | |
2438 | SP = firstlelem; | |
2439 | RETURN; | |
2440 | } | |
2441 | ||
2442 | if (max == 0) { | |
2443 | SP = firstlelem - 1; | |
2444 | RETURN; | |
2445 | } | |
2446 | ||
2447 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2448 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2449 | if (ix < 0) { |
2450 | ix += max; | |
2451 | if (ix < 0) | |
2452 | *lelem = &sv_undef; | |
2453 | else if (!(*lelem = firstrelem[ix])) | |
2454 | *lelem = &sv_undef; | |
79072805 | 2455 | } |
748a9306 LW |
2456 | else { |
2457 | ix -= arybase; | |
2458 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2459 | *lelem = &sv_undef; | |
2460 | } | |
ff0cee69 | 2461 | if (!is_something_there && (SvOK(*lelem) || SvGMAGICAL(*lelem))) |
4633a7c4 | 2462 | is_something_there = TRUE; |
79072805 | 2463 | } |
4633a7c4 LW |
2464 | if (is_something_there) |
2465 | SP = lastlelem; | |
2466 | else | |
2467 | SP = firstlelem - 1; | |
79072805 LW |
2468 | RETURN; |
2469 | } | |
2470 | ||
a0d0e21e LW |
2471 | PP(pp_anonlist) |
2472 | { | |
4e35701f | 2473 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2474 | I32 items = SP - MARK; |
44a8e56a | 2475 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2476 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2477 | XPUSHs(av); | |
a0d0e21e LW |
2478 | RETURN; |
2479 | } | |
2480 | ||
2481 | PP(pp_anonhash) | |
79072805 | 2482 | { |
4e35701f | 2483 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2484 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2485 | ||
2486 | while (MARK < SP) { | |
2487 | SV* key = *++MARK; | |
a0d0e21e LW |
2488 | SV *val = NEWSV(46, 0); |
2489 | if (MARK < SP) | |
2490 | sv_setsv(val, *++MARK); | |
fb73857a | 2491 | else if (dowarn) |
1930e939 | 2492 | warn("Odd number of elements in hash assignment"); |
f12c7020 | 2493 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2494 | } |
a0d0e21e LW |
2495 | SP = ORIGMARK; |
2496 | XPUSHs((SV*)hv); | |
79072805 LW |
2497 | RETURN; |
2498 | } | |
2499 | ||
a0d0e21e | 2500 | PP(pp_splice) |
79072805 | 2501 | { |
4e35701f | 2502 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2503 | register AV *ary = (AV*)*++MARK; |
2504 | register SV **src; | |
2505 | register SV **dst; | |
2506 | register I32 i; | |
2507 | register I32 offset; | |
2508 | register I32 length; | |
2509 | I32 newlen; | |
2510 | I32 after; | |
2511 | I32 diff; | |
2512 | SV **tmparyval = 0; | |
93965878 NIS |
2513 | MAGIC *mg; |
2514 | ||
2515 | if (SvRMAGICAL(ary) && (mg = mg_find((SV*)ary,'P'))) { | |
2516 | *MARK-- = mg->mg_obj; | |
2517 | PUSHMARK(MARK); | |
8ec5e241 | 2518 | PUTBACK; |
a60c0954 | 2519 | ENTER; |
93965878 | 2520 | perl_call_method("SPLICE",GIMME_V); |
a60c0954 | 2521 | LEAVE; |
93965878 NIS |
2522 | SPAGAIN; |
2523 | RETURN; | |
2524 | } | |
79072805 | 2525 | |
a0d0e21e | 2526 | SP++; |
79072805 | 2527 | |
a0d0e21e | 2528 | if (++MARK < SP) { |
84902520 | 2529 | offset = i = SvIVx(*MARK); |
a0d0e21e | 2530 | if (offset < 0) |
93965878 | 2531 | offset += AvFILLp(ary) + 1; |
a0d0e21e LW |
2532 | else |
2533 | offset -= curcop->cop_arybase; | |
84902520 TB |
2534 | if (offset < 0) |
2535 | DIE(no_aelem, i); | |
a0d0e21e LW |
2536 | if (++MARK < SP) { |
2537 | length = SvIVx(*MARK++); | |
2538 | if (length < 0) | |
2539 | length = 0; | |
79072805 LW |
2540 | } |
2541 | else | |
a0d0e21e | 2542 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2543 | } |
a0d0e21e LW |
2544 | else { |
2545 | offset = 0; | |
2546 | length = AvMAX(ary) + 1; | |
2547 | } | |
93965878 NIS |
2548 | if (offset > AvFILLp(ary) + 1) |
2549 | offset = AvFILLp(ary) + 1; | |
2550 | after = AvFILLp(ary) + 1 - (offset + length); | |
a0d0e21e LW |
2551 | if (after < 0) { /* not that much array */ |
2552 | length += after; /* offset+length now in array */ | |
2553 | after = 0; | |
2554 | if (!AvALLOC(ary)) | |
2555 | av_extend(ary, 0); | |
2556 | } | |
2557 | ||
2558 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2559 | ||
2560 | newlen = SP - MARK; | |
2561 | diff = newlen - length; | |
fb73857a | 2562 | if (newlen && !AvREAL(ary)) { |
2563 | if (AvREIFY(ary)) | |
2564 | av_reify(ary); | |
2565 | else | |
2566 | assert(AvREAL(ary)); /* would leak, so croak */ | |
2567 | } | |
a0d0e21e LW |
2568 | |
2569 | if (diff < 0) { /* shrinking the area */ | |
2570 | if (newlen) { | |
2571 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2572 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2573 | } |
a0d0e21e LW |
2574 | |
2575 | MARK = ORIGMARK + 1; | |
2576 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2577 | MEXTEND(MARK, length); | |
2578 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2579 | if (AvREAL(ary)) { | |
bbce6d69 | 2580 | EXTEND_MORTAL(length); |
36477c24 | 2581 | for (i = length, dst = MARK; i; i--) { |
2582 | if (!SvIMMORTAL(*dst)) | |
2583 | sv_2mortal(*dst); /* free them eventualy */ | |
2584 | dst++; | |
2585 | } | |
a0d0e21e LW |
2586 | } |
2587 | MARK += length - 1; | |
79072805 | 2588 | } |
a0d0e21e LW |
2589 | else { |
2590 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2591 | if (AvREAL(ary)) { | |
36477c24 | 2592 | if (!SvIMMORTAL(*MARK)) |
2593 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2594 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2595 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2596 | } |
a0d0e21e | 2597 | } |
93965878 | 2598 | AvFILLp(ary) += diff; |
a0d0e21e LW |
2599 | |
2600 | /* pull up or down? */ | |
2601 | ||
2602 | if (offset < after) { /* easier to pull up */ | |
2603 | if (offset) { /* esp. if nothing to pull */ | |
2604 | src = &AvARRAY(ary)[offset-1]; | |
2605 | dst = src - diff; /* diff is negative */ | |
2606 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2607 | *dst-- = *src--; | |
79072805 | 2608 | } |
a0d0e21e LW |
2609 | dst = AvARRAY(ary); |
2610 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2611 | AvMAX(ary) += diff; | |
2612 | } | |
2613 | else { | |
2614 | if (after) { /* anything to pull down? */ | |
2615 | src = AvARRAY(ary) + offset + length; | |
2616 | dst = src + diff; /* diff is negative */ | |
2617 | Move(src, dst, after, SV*); | |
79072805 | 2618 | } |
93965878 | 2619 | dst = &AvARRAY(ary)[AvFILLp(ary)+1]; |
a0d0e21e LW |
2620 | /* avoid later double free */ |
2621 | } | |
2622 | i = -diff; | |
2623 | while (i) | |
2624 | dst[--i] = &sv_undef; | |
2625 | ||
2626 | if (newlen) { | |
2627 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2628 | newlen; newlen--) { | |
2629 | *dst = NEWSV(46, 0); | |
2630 | sv_setsv(*dst++, *src++); | |
79072805 | 2631 | } |
a0d0e21e LW |
2632 | Safefree(tmparyval); |
2633 | } | |
2634 | } | |
2635 | else { /* no, expanding (or same) */ | |
2636 | if (length) { | |
2637 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2638 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2639 | } | |
2640 | ||
2641 | if (diff > 0) { /* expanding */ | |
2642 | ||
2643 | /* push up or down? */ | |
2644 | ||
2645 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2646 | if (offset) { | |
2647 | src = AvARRAY(ary); | |
2648 | dst = src - diff; | |
2649 | Move(src, dst, offset, SV*); | |
79072805 | 2650 | } |
a0d0e21e LW |
2651 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2652 | AvMAX(ary) += diff; | |
93965878 | 2653 | AvFILLp(ary) += diff; |
79072805 LW |
2654 | } |
2655 | else { | |
93965878 NIS |
2656 | if (AvFILLp(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2657 | av_extend(ary, AvFILLp(ary) + diff); | |
2658 | AvFILLp(ary) += diff; | |
a0d0e21e LW |
2659 | |
2660 | if (after) { | |
93965878 | 2661 | dst = AvARRAY(ary) + AvFILLp(ary); |
a0d0e21e LW |
2662 | src = dst - diff; |
2663 | for (i = after; i; i--) { | |
2664 | *dst-- = *src--; | |
2665 | } | |
79072805 LW |
2666 | } |
2667 | } | |
a0d0e21e LW |
2668 | } |
2669 | ||
2670 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2671 | *dst = NEWSV(46, 0); | |
2672 | sv_setsv(*dst++, *src++); | |
2673 | } | |
2674 | MARK = ORIGMARK + 1; | |
2675 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2676 | if (length) { | |
2677 | Copy(tmparyval, MARK, length, SV*); | |
2678 | if (AvREAL(ary)) { | |
bbce6d69 | 2679 | EXTEND_MORTAL(length); |
36477c24 | 2680 | for (i = length, dst = MARK; i; i--) { |
2681 | if (!SvIMMORTAL(*dst)) | |
2682 | sv_2mortal(*dst); /* free them eventualy */ | |
2683 | dst++; | |
2684 | } | |
79072805 | 2685 | } |
a0d0e21e | 2686 | Safefree(tmparyval); |
79072805 | 2687 | } |
a0d0e21e LW |
2688 | MARK += length - 1; |
2689 | } | |
2690 | else if (length--) { | |
2691 | *MARK = tmparyval[length]; | |
2692 | if (AvREAL(ary)) { | |
36477c24 | 2693 | if (!SvIMMORTAL(*MARK)) |
2694 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2695 | while (length-- > 0) |
2696 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2697 | } |
a0d0e21e | 2698 | Safefree(tmparyval); |
79072805 | 2699 | } |
a0d0e21e LW |
2700 | else |
2701 | *MARK = &sv_undef; | |
79072805 | 2702 | } |
a0d0e21e | 2703 | SP = MARK; |
79072805 LW |
2704 | RETURN; |
2705 | } | |
2706 | ||
a0d0e21e | 2707 | PP(pp_push) |
79072805 | 2708 | { |
4e35701f | 2709 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 2710 | register AV *ary = (AV*)*++MARK; |
8ec5e241 | 2711 | register SV *sv = &sv_undef; |
93965878 | 2712 | MAGIC *mg; |
8ec5e241 | 2713 | |
93965878 NIS |
2714 | if (SvRMAGICAL(ary) && (mg = mg_find((SV*)ary,'P'))) { |
2715 | *MARK-- = mg->mg_obj; | |
2716 | PUSHMARK(MARK); | |
2717 | PUTBACK; | |
a60c0954 NIS |
2718 | ENTER; |
2719 | perl_call_method("PUSH",G_SCALAR|G_DISCARD); | |
2720 | LEAVE; | |
93965878 | 2721 | SPAGAIN; |
93965878 | 2722 | } |
a60c0954 NIS |
2723 | else { |
2724 | /* Why no pre-extend of ary here ? */ | |
2725 | for (++MARK; MARK <= SP; MARK++) { | |
2726 | sv = NEWSV(51, 0); | |
2727 | if (*MARK) | |
2728 | sv_setsv(sv, *MARK); | |
2729 | av_push(ary, sv); | |
2730 | } | |
79072805 LW |
2731 | } |
2732 | SP = ORIGMARK; | |
a0d0e21e | 2733 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2734 | RETURN; |
2735 | } | |
2736 | ||
a0d0e21e | 2737 | PP(pp_pop) |
79072805 | 2738 | { |
4e35701f | 2739 | djSP; |
a0d0e21e LW |
2740 | AV *av = (AV*)POPs; |
2741 | SV *sv = av_pop(av); | |
36477c24 | 2742 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2743 | (void)sv_2mortal(sv); |
2744 | PUSHs(sv); | |
79072805 | 2745 | RETURN; |
79072805 LW |
2746 | } |
2747 | ||
a0d0e21e | 2748 | PP(pp_shift) |
79072805 | 2749 | { |
4e35701f | 2750 | djSP; |
a0d0e21e LW |
2751 | AV *av = (AV*)POPs; |
2752 | SV *sv = av_shift(av); | |
79072805 | 2753 | EXTEND(SP, 1); |
a0d0e21e | 2754 | if (!sv) |
79072805 | 2755 | RETPUSHUNDEF; |
36477c24 | 2756 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2757 | (void)sv_2mortal(sv); |
2758 | PUSHs(sv); | |
79072805 | 2759 | RETURN; |
79072805 LW |
2760 | } |
2761 | ||
a0d0e21e | 2762 | PP(pp_unshift) |
79072805 | 2763 | { |
4e35701f | 2764 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
2765 | register AV *ary = (AV*)*++MARK; |
2766 | register SV *sv; | |
2767 | register I32 i = 0; | |
93965878 NIS |
2768 | MAGIC *mg; |
2769 | ||
8ec5e241 | 2770 | if (SvRMAGICAL(ary) && (mg = mg_find((SV*)ary,'P'))) { |
93965878 | 2771 | *MARK-- = mg->mg_obj; |
7fd66d9d | 2772 | PUSHMARK(MARK); |
93965878 | 2773 | PUTBACK; |
a60c0954 NIS |
2774 | ENTER; |
2775 | perl_call_method("UNSHIFT",G_SCALAR|G_DISCARD); | |
2776 | LEAVE; | |
93965878 | 2777 | SPAGAIN; |
93965878 | 2778 | } |
a60c0954 NIS |
2779 | else { |
2780 | av_unshift(ary, SP - MARK); | |
2781 | while (MARK < SP) { | |
2782 | sv = NEWSV(27, 0); | |
2783 | sv_setsv(sv, *++MARK); | |
2784 | (void)av_store(ary, i++, sv); | |
2785 | } | |
79072805 | 2786 | } |
a0d0e21e LW |
2787 | SP = ORIGMARK; |
2788 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2789 | RETURN; |
79072805 LW |
2790 | } |
2791 | ||
a0d0e21e | 2792 | PP(pp_reverse) |
79072805 | 2793 | { |
4e35701f | 2794 | djSP; dMARK; |
a0d0e21e LW |
2795 | register SV *tmp; |
2796 | SV **oldsp = SP; | |
79072805 | 2797 | |
a0d0e21e LW |
2798 | if (GIMME == G_ARRAY) { |
2799 | MARK++; | |
2800 | while (MARK < SP) { | |
2801 | tmp = *MARK; | |
2802 | *MARK++ = *SP; | |
2803 | *SP-- = tmp; | |
2804 | } | |
2805 | SP = oldsp; | |
79072805 LW |
2806 | } |
2807 | else { | |
a0d0e21e LW |
2808 | register char *up; |
2809 | register char *down; | |
2810 | register I32 tmp; | |
2811 | dTARGET; | |
2812 | STRLEN len; | |
79072805 | 2813 | |
a0d0e21e LW |
2814 | if (SP - MARK > 1) |
2815 | do_join(TARG, &sv_no, MARK, SP); | |
2816 | else | |
54b9620d | 2817 | sv_setsv(TARG, (SP > MARK) ? *SP : DEFSV); |
a0d0e21e LW |
2818 | up = SvPV_force(TARG, len); |
2819 | if (len > 1) { | |
2820 | down = SvPVX(TARG) + len - 1; | |
2821 | while (down > up) { | |
2822 | tmp = *up; | |
2823 | *up++ = *down; | |
2824 | *down-- = tmp; | |
2825 | } | |
2826 | (void)SvPOK_only(TARG); | |
79072805 | 2827 | } |
a0d0e21e LW |
2828 | SP = MARK + 1; |
2829 | SETTARG; | |
79072805 | 2830 | } |
a0d0e21e | 2831 | RETURN; |
79072805 LW |
2832 | } |
2833 | ||
55497cff | 2834 | static SV * |
8ac85365 | 2835 | mul128(SV *sv, U8 m) |
55497cff | 2836 | { |
2837 | STRLEN len; | |
2838 | char *s = SvPV(sv, len); | |
2839 | char *t; | |
2840 | U32 i = 0; | |
2841 | ||
2842 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
09b7f37c | 2843 | SV *tmpNew = newSVpv("0000000000", 10); |
55497cff | 2844 | |
09b7f37c | 2845 | sv_catsv(tmpNew, sv); |
55497cff | 2846 | SvREFCNT_dec(sv); /* free old sv */ |
09b7f37c | 2847 | sv = tmpNew; |
55497cff | 2848 | s = SvPV(sv, len); |
2849 | } | |
2850 | t = s + len - 1; | |
2851 | while (!*t) /* trailing '\0'? */ | |
2852 | t--; | |
2853 | while (t > s) { | |
2854 | i = ((*t - '0') << 7) + m; | |
2855 | *(t--) = '0' + (i % 10); | |
2856 | m = i / 10; | |
2857 | } | |
2858 | return (sv); | |
2859 | } | |
2860 | ||
a0d0e21e LW |
2861 | /* Explosives and implosives. */ |
2862 | ||
2863 | PP(pp_unpack) | |
79072805 | 2864 | { |
4e35701f | 2865 | djSP; |
a0d0e21e | 2866 | dPOPPOPssrl; |
924508f0 | 2867 | SV **oldsp = SP; |
54310121 | 2868 | I32 gimme = GIMME_V; |
ed6116ce | 2869 | SV *sv; |
a0d0e21e LW |
2870 | STRLEN llen; |
2871 | STRLEN rlen; | |
2872 | register char *pat = SvPV(left, llen); | |
2873 | register char *s = SvPV(right, rlen); | |
2874 | char *strend = s + rlen; | |
2875 | char *strbeg = s; | |
2876 | register char *patend = pat + llen; | |
2877 | I32 datumtype; | |
2878 | register I32 len; | |
2879 | register I32 bits; | |
79072805 | 2880 | |
a0d0e21e LW |
2881 | /* These must not be in registers: */ |
2882 | I16 ashort; | |
2883 | int aint; | |
2884 | I32 along; | |
ecfc5424 AD |
2885 | #ifdef HAS_QUAD |
2886 | Quad_t aquad; | |
a0d0e21e LW |
2887 | #endif |
2888 | U16 aushort; | |
2889 | unsigned int auint; | |
2890 | U32 aulong; | |
ecfc5424 AD |
2891 | #ifdef HAS_QUAD |
2892 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2893 | #endif |
2894 | char *aptr; | |
2895 | float afloat; | |
2896 | double adouble; | |
2897 | I32 checksum = 0; | |
2898 | register U32 culong; | |
2899 | double cdouble; | |
2900 | static char* bitcount = 0; | |
fb73857a | 2901 | int commas = 0; |
79072805 | 2902 | |
54310121 | 2903 | if (gimme != G_ARRAY) { /* arrange to do first one only */ |
a0d0e21e LW |
2904 | /*SUPPRESS 530*/ |
2905 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2906 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2907 | patend++; |
2908 | while (isDIGIT(*patend) || *patend == '*') | |
2909 | patend++; | |
2910 | } | |
2911 | else | |
2912 | patend++; | |
79072805 | 2913 | } |
a0d0e21e LW |
2914 | while (pat < patend) { |
2915 | reparse: | |
bbdab043 CS |
2916 | datumtype = *pat++ & 0xFF; |
2917 | if (isSPACE(datumtype)) | |
2918 | continue; | |
a0d0e21e LW |
2919 | if (pat >= patend) |
2920 | len = 1; | |
2921 | else if (*pat == '*') { | |
2922 | len = strend - strbeg; /* long enough */ | |
2923 | pat++; | |
2924 | } | |
2925 | else if (isDIGIT(*pat)) { | |
2926 | len = *pat++ - '0'; | |
2927 | while (isDIGIT(*pat)) | |
2928 | len = (len * 10) + (*pat++ - '0'); | |
2929 | } | |
2930 | else | |
2931 | len = (datumtype != '@'); | |
2932 | switch(datumtype) { | |
2933 | default: | |
bbdab043 | 2934 | croak("Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 2935 | case ',': /* grandfather in commas but with a warning */ |
2936 | if (commas++ == 0 && dowarn) | |
2937 | warn("Invalid type in unpack: '%c'", (int)datumtype); | |
2938 | break; | |
a0d0e21e LW |
2939 | case '%': |
2940 | if (len == 1 && pat[-1] != '1') | |
2941 | len = 16; | |
2942 | checksum = len; | |
2943 | culong = 0; | |
2944 | cdouble = 0; | |
2945 | if (pat < patend) | |
2946 | goto reparse; | |
2947 | break; | |
2948 | case '@': | |
2949 | if (len > strend - strbeg) | |
2950 | DIE("@ outside of string"); | |
2951 | s = strbeg + len; | |
2952 | break; | |
2953 | case 'X': | |
2954 | if (len > s - strbeg) | |
2955 | DIE("X outside of string"); | |
2956 | s -= len; | |
2957 | break; | |
2958 | case 'x': | |
2959 | if (len > strend - s) | |
2960 | DIE("x outside of string"); | |
2961 | s += len; | |
2962 | break; | |
2963 | case 'A': | |
2964 | case 'a': | |
2965 | if (len > strend - s) | |
2966 | len = strend - s; | |
2967 | if (checksum) | |
2968 | goto uchar_checksum; | |
2969 | sv = NEWSV(35, len); | |
2970 | sv_setpvn(sv, s, len); | |
2971 | s += len; | |
2972 | if (datumtype == 'A') { | |
2973 | aptr = s; /* borrow register */ | |
2974 | s = SvPVX(sv) + len - 1; | |
2975 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2976 | s--; | |
2977 | *++s = '\0'; | |
2978 | SvCUR_set(sv, s - SvPVX(sv)); | |
2979 | s = aptr; /* unborrow register */ | |
2980 | } | |
2981 | XPUSHs(sv_2mortal(sv)); | |
2982 | break; | |
2983 | case 'B': | |
2984 | case 'b': | |
2985 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2986 | len = (strend - s) * 8; | |
2987 | if (checksum) { | |
2988 | if (!bitcount) { | |
2989 | Newz(601, bitcount, 256, char); | |
2990 | for (bits = 1; bits < 256; bits++) { | |
2991 | if (bits & 1) bitcount[bits]++; | |
2992 | if (bits & 2) bitcount[bits]++; | |
2993 | if (bits & 4) bitcount[bits]++; | |
2994 | if (bits & 8) bitcount[bits]++; | |
2995 | if (bits & 16) bitcount[bits]++; | |
2996 | if (bits & 32) bitcount[bits]++; | |
2997 | if (bits & 64) bitcount[bits]++; | |
2998 | if (bits & 128) bitcount[bits]++; | |
2999 | } | |
3000 | } | |
3001 | while (len >= 8) { | |
3002 | culong += bitcount[*(unsigned char*)s++]; | |
3003 | len -= 8; | |
3004 | } | |
3005 | if (len) { | |
3006 | bits = *s; | |
3007 | if (datumtype == 'b') { | |
3008 | while (len-- > 0) { | |
3009 | if (bits & 1) culong++; | |
3010 | bits >>= 1; | |
3011 | } | |
3012 | } | |
3013 | else { | |
3014 | while (len-- > 0) { | |
3015 | if (bits & 128) culong++; | |
3016 | bits <<= 1; | |
3017 | } | |
3018 | } | |
3019 | } | |
79072805 LW |
3020 | break; |
3021 | } | |
a0d0e21e LW |
3022 | sv = NEWSV(35, len + 1); |
3023 | SvCUR_set(sv, len); | |
3024 | SvPOK_on(sv); | |
3025 | aptr = pat; /* borrow register */ | |
3026 | pat = SvPVX(sv); | |
3027 | if (datumtype == 'b') { | |
3028 | aint = len; | |
3029 | for (len = 0; len < aint; len++) { | |
3030 | if (len & 7) /*SUPPRESS 595*/ | |
3031 | bits >>= 1; | |
3032 | else | |
3033 | bits = *s++; | |
3034 | *pat++ = '0' + (bits & 1); | |
3035 | } | |
3036 | } | |
3037 | else { | |
3038 | aint = len; | |
3039 | for (len = 0; len < aint; len++) { | |
3040 | if (len & 7) | |
3041 | bits <<= 1; | |
3042 | else | |
3043 | bits = *s++; | |
3044 | *pat++ = '0' + ((bits & 128) != 0); | |
3045 | } | |
3046 | } | |
3047 | *pat = '\0'; | |
3048 | pat = aptr; /* unborrow register */ | |
3049 | XPUSHs(sv_2mortal(sv)); | |
3050 | break; | |
3051 | case 'H': | |
3052 | case 'h': | |
3053 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
3054 | len = (strend - s) * 2; | |
3055 | sv = NEWSV(35, len + 1); | |
3056 | SvCUR_set(sv, len); | |
3057 | SvPOK_on(sv); | |
3058 | aptr = pat; /* borrow register */ | |
3059 | pat = SvPVX(sv); | |
3060 | if (datumtype == 'h') { | |
3061 | aint = len; | |
3062 | for (len = 0; len < aint; len++) { | |
3063 | if (len & 1) | |
3064 | bits >>= 4; | |
3065 | else | |
3066 | bits = *s++; | |
3067 | *pat++ = hexdigit[bits & 15]; | |
3068 | } | |
3069 | } | |
3070 | else { | |
3071 | aint = len; | |
3072 | for (len = 0; len < aint; len++) { | |
3073 | if (len & 1) | |
3074 | bits <<= 4; | |
3075 | else | |
3076 | bits = *s++; | |
3077 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
3078 | } | |
3079 | } | |
3080 | *pat = '\0'; | |
3081 | pat = aptr; /* unborrow register */ | |
3082 | XPUSHs(sv_2mortal(sv)); | |
3083 | break; | |
3084 | case 'c': | |
3085 | if (len > strend - s) | |
3086 | len = strend - s; | |
3087 | if (checksum) { | |
3088 | while (len-- > 0) { | |
3089 | aint = *s++; | |
3090 | if (aint >= 128) /* fake up signed chars */ | |
3091 | aint -= 256; | |
3092 | culong += aint; | |
3093 | } | |
3094 | } | |
3095 | else { | |
3096 | EXTEND(SP, len); | |
bbce6d69 | 3097 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3098 | while (len-- > 0) { |
3099 | aint = *s++; | |
3100 | if (aint >= 128) /* fake up signed chars */ | |
3101 | aint -= 256; | |
3102 | sv = NEWSV(36, 0); | |
1e422769 | 3103 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3104 | PUSHs(sv_2mortal(sv)); |
3105 | } | |
3106 | } | |
3107 | break; | |
3108 | case 'C': | |
3109 | if (len > strend - s) | |
3110 | len = strend - s; | |
3111 | if (checksum) { | |
3112 | uchar_checksum: | |
3113 | while (len-- > 0) { | |
3114 | auint = *s++ & 255; | |
3115 | culong += auint; | |
3116 | } | |
3117 | } | |
3118 | else { | |
3119 | EXTEND(SP, len); | |
bbce6d69 | 3120 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3121 | while (len-- > 0) { |
3122 | auint = *s++ & 255; | |
3123 | sv = NEWSV(37, 0); | |
1e422769 | 3124 | sv_setiv(sv, (IV)auint); |
a0d0e21e LW |
3125 | PUSHs(sv_2mortal(sv)); |
3126 | } | |
3127 | } | |
3128 | break; | |
3129 | case 's': | |
96e4d5b1 | 3130 | along = (strend - s) / SIZE16; |
a0d0e21e LW |
3131 | if (len > along) |
3132 | len = along; | |
3133 | if (checksum) { | |
3134 | while (len-- > 0) { | |
96e4d5b1 | 3135 | COPY16(s, &ashort); |
3136 | s += SIZE16; | |
a0d0e21e LW |
3137 | culong += ashort; |
3138 | } | |
3139 | } | |
3140 | else { | |
3141 | EXTEND(SP, len); | |
bbce6d69 | 3142 | EXTEND_MORTAL(len); |
a0d0e21e | 3143 | while (len-- > 0) { |
96e4d5b1 | 3144 | COPY16(s, &ashort); |
3145 | s += SIZE16; | |
a0d0e21e | 3146 | sv = NEWSV(38, 0); |
1e422769 | 3147 | sv_setiv(sv, (IV)ashort); |
a0d0e21e LW |
3148 | PUSHs(sv_2mortal(sv)); |
3149 | } | |
3150 | } | |
3151 | break; | |
3152 | case 'v': | |
3153 | case 'n': | |
3154 | case 'S': | |
96e4d5b1 | 3155 | along = (strend - s) / SIZE16; |
a0d0e21e LW |
3156 | if (len > along) |
3157 | len = along; | |
3158 | if (checksum) { | |
3159 | while (len-- > 0) { | |
96e4d5b1 | 3160 | COPY16(s, &aushort); |
3161 | s += SIZE16; | |
a0d0e21e LW |
3162 | #ifdef HAS_NTOHS |
3163 | if (datumtype == 'n') | |
3028581b | 3164 | aushort = PerlSock_ntohs(aushort); |
79072805 | 3165 | #endif |
a0d0e21e LW |
3166 | #ifdef HAS_VTOHS |
3167 | if (datumtype == 'v') | |
3168 | aushort = vtohs(aushort); | |
79072805 | 3169 | #endif |
a0d0e21e LW |
3170 | culong += aushort; |
3171 | } | |
3172 | } | |
3173 | else { | |
3174 | EXTEND(SP, len); | |
bbce6d69 | 3175 | EXTEND_MORTAL(len); |
a0d0e21e | 3176 | while (len-- > 0) { |
96e4d5b1 | 3177 | COPY16(s, &aushort); |
3178 | s += SIZE16; | |
a0d0e21e LW |
3179 | sv = NEWSV(39, 0); |
3180 | #ifdef HAS_NTOHS | |
3181 | if (datumtype == 'n') | |
3028581b | 3182 | aushort = PerlSock_ntohs(aushort); |
79072805 | 3183 | #endif |
a0d0e21e LW |
3184 | #ifdef HAS_VTOHS |
3185 | if (datumtype == 'v') | |
3186 | aushort = vtohs(aushort); | |
79072805 | 3187 | #endif |
1e422769 | 3188 | sv_setiv(sv, (IV)aushort); |
a0d0e21e LW |
3189 | PUSHs(sv_2mortal(sv)); |
3190 | } | |
3191 | } | |
3192 | break; | |
3193 | case 'i': | |
3194 | along = (strend - s) / sizeof(int); | |
3195 | if (len > along) | |
3196 | len = along; | |
3197 | if (checksum) { | |
3198 | while (len-- > 0) { | |
3199 | Copy(s, &aint, 1, int); | |
3200 | s += sizeof(int); | |
3201 | if (checksum > 32) | |
3202 | cdouble += (double)aint; | |
3203 | else | |
3204 | culong += aint; | |
3205 | } | |
3206 | } | |
3207 | else { | |
3208 | EXTEND(SP, len); | |
bbce6d69 | 3209 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3210 | while (len-- > 0) { |
3211 | Copy(s, &aint, 1, int); | |
3212 | s += sizeof(int); | |
3213 | sv = NEWSV(40, 0); | |
1e422769 | 3214 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3215 | PUSHs(sv_2mortal(sv)); |
3216 | } | |
3217 | } | |
3218 | break; | |
3219 | case 'I': | |
3220 | along = (strend - s) / sizeof(unsigned int); | |
3221 | if (len > along) | |
3222 | len = along; | |
3223 | if (checksum) { | |
3224 | while (len-- > 0) { | |
3225 | Copy(s, &auint, 1, unsigned int); | |
3226 | s += sizeof(unsigned int); | |
3227 | if (checksum > 32) | |
3228 | cdouble += (double)auint; | |
3229 | else | |
3230 | culong += auint; | |
3231 | } | |
3232 | } | |
3233 | else { | |
3234 | EXTEND(SP, len); | |
bbce6d69 | 3235 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3236 | while (len-- > 0) { |
3237 | Copy(s, &auint, 1, unsigned int); | |
3238 | s += sizeof(unsigned int); | |
3239 | sv = NEWSV(41, 0); | |
1e422769 | 3240 | sv_setuv(sv, (UV)auint); |
a0d0e21e LW |
3241 | PUSHs(sv_2mortal(sv)); |
3242 | } | |
3243 | } | |
3244 | break; | |
3245 | case 'l': | |
96e4d5b1 | 3246 | along = (strend - s) / SIZE32; |
a0d0e21e LW |
3247 | if (len > along) |
3248 | len = along; | |
3249 | if (checksum) { | |
3250 | while (len-- > 0) { | |
96e4d5b1 | 3251 | COPY32(s, &along); |
3252 | s += SIZE32; | |
a0d0e21e LW |
3253 | if (checksum > 32) |
3254 | cdouble += (double)along; | |
3255 | else | |
3256 | culong += along; | |
3257 | } | |
3258 | } | |
3259 | else { | |
3260 | EXTEND(SP, len); | |
bbce6d69 | 3261 | EXTEND_MORTAL(len); |
a0d0e21e | 3262 | while (len-- > 0) { |
96e4d5b1 | 3263 | COPY32(s, &along); |
3264 | s += SIZE32; | |
a0d0e21e | 3265 | sv = NEWSV(42, 0); |
1e422769 | 3266 | sv_setiv(sv, (IV)along); |
a0d0e21e LW |
3267 | PUSHs(sv_2mortal(sv)); |
3268 | } | |
79072805 | 3269 | } |
a0d0e21e LW |
3270 | break; |
3271 | case 'V': | |
3272 | case 'N': | |
3273 | case 'L': | |
96e4d5b1 | 3274 | along = (strend - s) / SIZE32; |
a0d0e21e LW |
3275 | if (len > along) |
3276 | len = along; | |
3277 | if (checksum) { | |
3278 | while (len-- > 0) { | |
96e4d5b1 | 3279 | COPY32(s, &aulong); |
3280 | s += SIZE32; | |
a0d0e21e LW |
3281 | #ifdef HAS_NTOHL |
3282 | if (datumtype == 'N') | |
3028581b | 3283 | aulong = PerlSock_ntohl(aulong); |
79072805 | 3284 | #endif |
a0d0e21e LW |
3285 | #ifdef HAS_VTOHL |
3286 | if (datumtype == 'V') | |
3287 | aulong = vtohl(aulong); | |
79072805 | 3288 | #endif |
a0d0e21e LW |
3289 | if (checksum > 32) |
3290 | cdouble += (double)aulong; | |
3291 | else | |
3292 | culong += aulong; | |
3293 | } | |
3294 | } | |
3295 | else { | |
3296 | EXTEND(SP, len); | |
bbce6d69 | 3297 | EXTEND_MORTAL(len); |
a0d0e21e | 3298 | while (len-- > 0) { |
96e4d5b1 | 3299 | COPY32(s, &aulong); |
3300 | s += SIZE32; | |
a0d0e21e LW |
3301 | #ifdef HAS_NTOHL |
3302 | if (datumtype == 'N') | |
3028581b | 3303 | aulong = PerlSock_ntohl(aulong); |
79072805 | 3304 | #endif |
a0d0e21e LW |
3305 | #ifdef HAS_VTOHL |
3306 | if (datumtype == 'V') | |
3307 | aulong = vtohl(aulong); | |
79072805 | 3308 | #endif |
1e422769 | 3309 | sv = NEWSV(43, 0); |
3310 | sv_setuv(sv, (UV)aulong); | |
a0d0e21e LW |
3311 | PUSHs(sv_2mortal(sv)); |
3312 | } | |
3313 | } | |
3314 | break; | |
3315 | case 'p': | |
3316 | along = (strend - s) / sizeof(char*); | |
3317 | if (len > along) | |
3318 | len = along; | |
3319 | EXTEND(SP, len); | |
bbce6d69 | 3320 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3321 | while (len-- > 0) { |
3322 | if (sizeof(char*) > strend - s) | |
3323 | break; | |
3324 | else { | |
3325 | Copy(s, &aptr, 1, char*); | |
3326 | s += sizeof(char*); | |
3327 | } | |
3328 | sv = NEWSV(44, 0); | |
3329 | if (aptr) | |
3330 | sv_setpv(sv, aptr); | |
3331 | PUSHs(sv_2mortal(sv)); | |
3332 | } | |
3333 | break; | |
def98dd4 | 3334 | case 'w': |
def98dd4 | 3335 | EXTEND(SP, len); |
bbce6d69 | 3336 | EXTEND_MORTAL(len); |
8ec5e241 | 3337 | { |
bbce6d69 | 3338 | UV auv = 0; |
3339 | U32 bytes = 0; | |
3340 | ||
3341 | while ((len > 0) && (s < strend)) { | |
3342 | auv = (auv << 7) | (*s & 0x7f); | |
3343 | if (!(*s++ & 0x80)) { | |
3344 | bytes = 0; | |
3345 | sv = NEWSV(40, 0); | |
3346 | sv_setuv(sv, auv); | |
3347 | PUSHs(sv_2mortal(sv)); | |
3348 | len--; | |
3349 | auv = 0; | |
3350 | } | |
3351 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
bbce6d69 | 3352 | char *t; |
3353 | ||
fc36a67e | 3354 | sv = newSVpvf("%.*Vu", (int)TYPE_DIGITS(UV), auv); |
bbce6d69 | 3355 | while (s < strend) { |
3356 | sv = mul128(sv, *s & 0x7f); | |
3357 | if (!(*s++ & 0x80)) { | |
3358 | bytes = 0; | |
3359 | break; | |
3360 | } | |
3361 | } | |
3362 | t = SvPV(sv, na); | |
3363 | while (*t == '0') | |
3364 | t++; | |
3365 | sv_chop(sv, t); | |
3366 | PUSHs(sv_2mortal(sv)); | |
3367 | len--; | |
3368 | auv = 0; | |
3369 | } | |
3370 | } | |
3371 | if ((s >= strend) && bytes) | |
3372 | croak("Unterminated compressed integer"); | |
3373 | } | |
def98dd4 | 3374 | break; |
a0d0e21e LW |
3375 | case 'P': |
3376 | EXTEND(SP, 1); | |
3377 | if (sizeof(char*) > strend - s) | |
3378 | break; | |
3379 | else { | |
3380 | Copy(s, &aptr, 1, char*); | |
3381 | s += sizeof(char*); | |
3382 | } | |
3383 | sv = NEWSV(44, 0); | |
3384 | if (aptr) | |
3385 | sv_setpvn(sv, aptr, len); | |
3386 | PUSHs(sv_2mortal(sv)); | |
3387 | break; | |
ecfc5424 | 3388 | #ifdef HAS_QUAD |
a0d0e21e LW |
3389 | case 'q': |
3390 | EXTEND(SP, len); | |
bbce6d69 | 3391 | EXTEND_MORTAL(len); |
a0d0e21e | 3392 | while (len-- > 0) { |
ecfc5424 | 3393 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
3394 | aquad = 0; |
3395 | else { | |
ecfc5424 AD |
3396 | Copy(s, &aquad, 1, Quad_t); |
3397 | s += sizeof(Quad_t); | |
a0d0e21e LW |
3398 | } |
3399 | sv = NEWSV(42, 0); | |
96e4d5b1 | 3400 | if (aquad >= IV_MIN && aquad <= IV_MAX) |
3401 | sv_setiv(sv, (IV)aquad); | |
3402 | else | |
3403 | sv_setnv(sv, (double)aquad); | |
a0d0e21e LW |
3404 | PUSHs(sv_2mortal(sv)); |
3405 | } | |
3406 | break; | |
3407 | case 'Q': | |
3408 | EXTEND(SP, len); | |
bbce6d69 | 3409 | EXTEND_MORTAL(len); |
a0d0e21e | 3410 | while (len-- > 0) { |
ecfc5424 | 3411 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
3412 | auquad = 0; |
3413 | else { | |
ecfc5424 AD |
3414 | Copy(s, &auquad, 1, unsigned Quad_t); |
3415 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
3416 | } |
3417 | sv = NEWSV(43, 0); | |
96e4d5b1 | 3418 | if (aquad <= UV_MAX) |
3419 | sv_setuv(sv, (UV)auquad); | |
3420 | else | |
3421 | sv_setnv(sv, (double)auquad); | |
a0d0e21e LW |
3422 | PUSHs(sv_2mortal(sv)); |
3423 | } | |
3424 | break; | |
79072805 | 3425 | #endif |
a0d0e21e LW |
3426 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
3427 | case 'f': | |
3428 | case 'F': | |
3429 | along = (strend - s) / sizeof(float); | |
3430 | if (len > along) | |
3431 | len = along; | |
3432 | if (checksum) { | |
3433 | while (len-- > 0) { | |
3434 | Copy(s, &afloat, 1, float); | |
3435 | s += sizeof(float); | |
3436 | cdouble += afloat; | |
3437 | } | |
3438 | } | |
3439 | else { | |
3440 | EXTEND(SP, len); | |
bbce6d69 | 3441 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3442 | while (len-- > 0) { |
3443 | Copy(s, &afloat, 1, float); | |
3444 | s += sizeof(float); | |
3445 | sv = NEWSV(47, 0); | |
3446 | sv_setnv(sv, (double)afloat); | |
3447 | PUSHs(sv_2mortal(sv)); | |
3448 | } | |
3449 | } | |
3450 | break; | |
3451 | case 'd': | |
3452 | case 'D': | |
3453 | along = (strend - s) / sizeof(double); | |
3454 | if (len > along) | |
3455 | len = along; | |
3456 | if (checksum) { | |
3457 | while (len-- > 0) { | |
3458 | Copy(s, &adouble, 1, double); | |
3459 | s += sizeof(double); | |
3460 | cdouble += adouble; | |
3461 | } | |
3462 | } | |
3463 | else { | |
3464 | EXTEND(SP, len); | |
bbce6d69 | 3465 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3466 | while (len-- > 0) { |
3467 | Copy(s, &adouble, 1, double); | |
3468 | s += sizeof(double); | |
3469 | sv = NEWSV(48, 0); | |
3470 | sv_setnv(sv, (double)adouble); | |
3471 | PUSHs(sv_2mortal(sv)); | |
3472 | } | |
3473 | } | |
3474 | break; | |
3475 | case 'u': | |
3476 | along = (strend - s) * 3 / 4; | |
3477 | sv = NEWSV(42, along); | |
f12c7020 | 3478 | if (along) |
3479 | SvPOK_on(sv); | |
a0d0e21e LW |
3480 | while (s < strend && *s > ' ' && *s < 'a') { |
3481 | I32 a, b, c, d; | |
3482 | char hunk[4]; | |
79072805 | 3483 | |
a0d0e21e LW |
3484 | hunk[3] = '\0'; |
3485 | len = (*s++ - ' ') & 077; | |
3486 | while (len > 0) { | |
3487 | if (s < strend && *s >= ' ') | |
3488 | a = (*s++ - ' ') & 077; | |
3489 | else | |
3490 | a = 0; | |
3491 | if (s < strend && *s >= ' ') | |
3492 | b = (*s++ - ' ') & 077; | |
3493 | else | |
3494 | b = 0; | |
3495 | if (s < strend && *s >= ' ') | |
3496 | c = (*s++ - ' ') & 077; | |
3497 | else | |
3498 | c = 0; | |
3499 | if (s < strend && *s >= ' ') | |
3500 | d = (*s++ - ' ') & 077; | |
3501 | else | |
3502 | d = 0; | |
4e35701f NIS |
3503 | hunk[0] = (a << 2) | (b >> 4); |
3504 | hunk[1] = (b << 4) | (c >> 2); | |
3505 | hunk[2] = (c << 6) | d; | |
3506 | sv_catpvn(sv, hunk, (len > 3) ? 3 : len); | |
a0d0e21e LW |
3507 | len -= 3; |
3508 | } | |
3509 | if (*s == '\n') | |
3510 | s++; | |
3511 | else if (s[1] == '\n') /* possible checksum byte */ | |
3512 | s += 2; | |
79072805 | 3513 | } |
a0d0e21e LW |
3514 | XPUSHs(sv_2mortal(sv)); |
3515 | break; | |
79072805 | 3516 | } |
a0d0e21e LW |
3517 | if (checksum) { |
3518 | sv = NEWSV(42, 0); | |
3519 | if (strchr("fFdD", datumtype) || | |
3520 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3521 | double trouble; | |
79072805 | 3522 | |
a0d0e21e LW |
3523 | adouble = 1.0; |
3524 | while (checksum >= 16) { | |
3525 | checksum -= 16; | |
3526 | adouble *= 65536.0; | |
3527 | } | |
3528 | while (checksum >= 4) { | |
3529 | checksum -= 4; | |
3530 | adouble *= 16.0; | |
3531 | } | |
3532 | while (checksum--) | |
3533 | adouble *= 2.0; | |
3534 | along = (1 << checksum) - 1; | |
3535 | while (cdouble < 0.0) | |
3536 | cdouble += adouble; | |
3537 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3538 | sv_setnv(sv, cdouble); | |
3539 | } | |
3540 | else { | |
3541 | if (checksum < 32) { | |
96e4d5b1 | 3542 | aulong = (1 << checksum) - 1; |
3543 | culong &= aulong; | |
a0d0e21e | 3544 | } |
96e4d5b1 | 3545 | sv_setuv(sv, (UV)culong); |
a0d0e21e LW |
3546 | } |
3547 | XPUSHs(sv_2mortal(sv)); | |
3548 | checksum = 0; | |
79072805 | 3549 | } |
79072805 | 3550 | } |
924508f0 | 3551 | if (SP == oldsp && gimme == G_SCALAR) |
36477c24 | 3552 | PUSHs(&sv_undef); |
79072805 | 3553 | RETURN; |
79072805 LW |
3554 | } |
3555 | ||
a0d0e21e | 3556 | static void |
8ac85365 | 3557 | doencodes(register SV *sv, register char *s, register I32 len) |
79072805 | 3558 | { |
a0d0e21e | 3559 | char hunk[5]; |
79072805 | 3560 | |
a0d0e21e LW |
3561 | *hunk = len + ' '; |
3562 | sv_catpvn(sv, hunk, 1); | |
3563 | hunk[4] = '\0'; | |
3564 | while (len > 0) { | |
3565 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
4e35701f NIS |
3566 | hunk[1] = ' ' + (077 & (((*s << 4) & 060) | ((s[1] >> 4) & 017))); |
3567 | hunk[2] = ' ' + (077 & (((s[1] << 2) & 074) | ((s[2] >> 6) & 03))); | |
a0d0e21e LW |
3568 | hunk[3] = ' ' + (077 & (s[2] & 077)); |
3569 | sv_catpvn(sv, hunk, 4); | |
3570 | s += 3; | |
3571 | len -= 3; | |
3572 | } | |
3573 | for (s = SvPVX(sv); *s; s++) { | |
3574 | if (*s == ' ') | |
3575 | *s = '`'; | |
3576 | } | |
3577 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3578 | } |
3579 | ||
55497cff | 3580 | static SV * |
8ac85365 | 3581 | is_an_int(char *s, STRLEN l) |
55497cff | 3582 | { |
3583 | SV *result = newSVpv("", l); | |
3584 | char *result_c = SvPV(result, na); /* convenience */ | |
3585 | char *out = result_c; | |
3586 | bool skip = 1; | |
3587 | bool ignore = 0; | |
3588 | ||
3589 | while (*s) { | |
3590 | switch (*s) { | |
3591 | case ' ': | |
3592 | break; | |
3593 | case '+': | |
3594 | if (!skip) { | |
3595 | SvREFCNT_dec(result); | |
3596 | return (NULL); | |
3597 | } | |
3598 | break; | |
3599 | case '0': | |
3600 | case '1': | |
3601 | case '2': | |
3602 | case '3': | |
3603 | case '4': | |
3604 | case '5': | |
3605 | case '6': | |
3606 | case '7': | |
3607 | case '8': | |
3608 | case '9': | |
3609 | skip = 0; | |
3610 | if (!ignore) { | |
3611 | *(out++) = *s; | |
3612 | } | |
3613 | break; | |
3614 | case '.': | |
3615 | ignore = 1; | |
3616 | break; | |
3617 | default: | |
3618 | SvREFCNT_dec(result); | |
3619 | return (NULL); | |
3620 | } | |
3621 | s++; | |
3622 | } | |
3623 | *(out++) = '\0'; | |
3624 | SvCUR_set(result, out - result_c); | |
3625 | return (result); | |
3626 | } | |
3627 | ||
3628 | static int | |
61bb5906 | 3629 | div128(SV *pnum, bool *done) |
8ac85365 | 3630 | /* must be '\0' terminated */ |
8ec5e241 | 3631 | |
55497cff | 3632 | { |
3633 | STRLEN len; | |
3634 | char *s = SvPV(pnum, len); | |
3635 | int m = 0; | |
3636 | int r = 0; | |
3637 | char *t = s; | |
3638 | ||
3639 | *done = 1; | |
3640 | while (*t) { | |
3641 | int i; | |
3642 | ||
3643 | i = m * 10 + (*t - '0'); | |
3644 | m = i & 0x7F; | |
3645 | r = (i >> 7); /* r < 10 */ | |
3646 | if (r) { | |
3647 | *done = 0; | |
3648 | } | |
3649 | *(t++) = '0' + r; | |
3650 | } | |
3651 | *(t++) = '\0'; | |
3652 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3653 | return (m); | |
3654 | } | |
3655 | ||
3656 | ||
a0d0e21e | 3657 | PP(pp_pack) |
79072805 | 3658 | { |
4e35701f | 3659 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
3660 | register SV *cat = TARG; |
3661 | register I32 items; | |
3662 | STRLEN fromlen; | |
3663 | register char *pat = SvPVx(*++MARK, fromlen); | |
3664 | register char *patend = pat + fromlen; | |
3665 | register I32 len; | |
3666 | I32 datumtype; | |
3667 | SV *fromstr; | |
3668 | /*SUPPRESS 442*/ | |
3669 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3670 | static char *space10 = " "; | |
79072805 | 3671 | |
a0d0e21e LW |
3672 | /* These must not be in registers: */ |
3673 | char achar; | |
3674 | I16 ashort; | |
3675 | int aint; | |
3676 | unsigned int auint; | |
3677 | I32 along; | |
3678 | U32 aulong; | |
ecfc5424 AD |
3679 | #ifdef HAS_QUAD |
3680 | Quad_t aquad; | |
3681 | unsigned Quad_t auquad; | |
79072805 | 3682 | #endif |
a0d0e21e LW |
3683 | char *aptr; |
3684 | float afloat; | |
3685 | double adouble; | |
fb73857a | 3686 | int commas = 0; |
79072805 | 3687 | |
a0d0e21e LW |
3688 | items = SP - MARK; |
3689 | MARK++; | |
3690 | sv_setpvn(cat, "", 0); | |
3691 | while (pat < patend) { | |
3692 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
bbdab043 CS |
3693 | datumtype = *pat++ & 0xFF; |
3694 | if (isSPACE(datumtype)) | |
3695 | continue; | |
a0d0e21e LW |
3696 | if (*pat == '*') { |
3697 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3698 | pat++; | |
3699 | } | |
3700 | else if (isDIGIT(*pat)) { | |
3701 | len = *pat++ - '0'; | |
3702 | while (isDIGIT(*pat)) | |
3703 | len = (len * 10) + (*pat++ - '0'); | |
3704 | } | |
3705 | else | |
3706 | len = 1; | |
3707 | switch(datumtype) { | |
3708 | default: | |
bbdab043 | 3709 | croak("Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 3710 | case ',': /* grandfather in commas but with a warning */ |
3711 | if (commas++ == 0 && dowarn) | |
3712 | warn("Invalid type in pack: '%c'", (int)datumtype); | |
3713 | break; | |
a0d0e21e LW |
3714 | case '%': |
3715 | DIE("%% may only be used in unpack"); | |
3716 | case '@': | |
3717 | len -= SvCUR(cat); | |
3718 | if (len > 0) | |
3719 | goto grow; | |
3720 | len = -len; | |
3721 | if (len > 0) | |
3722 | goto shrink; | |
3723 | break; | |
3724 | case 'X': | |
3725 | shrink: | |
3726 | if (SvCUR(cat) < len) | |
3727 | DIE("X outside of string"); | |
3728 | SvCUR(cat) -= len; | |
3729 | *SvEND(cat) = '\0'; | |
3730 | break; | |
3731 | case 'x': | |
3732 | grow: | |
3733 | while (len >= 10) { | |
3734 | sv_catpvn(cat, null10, 10); | |
3735 | len -= 10; | |
3736 | } | |
3737 | sv_catpvn(cat, null10, len); | |
3738 | break; | |
3739 | case 'A': | |
3740 | case 'a': | |
3741 | fromstr = NEXTFROM; | |
3742 | aptr = SvPV(fromstr, fromlen); | |
3743 | if (pat[-1] == '*') | |
3744 | len = fromlen; | |
3745 | if (fromlen > len) | |
3746 | sv_catpvn(cat, aptr, len); | |
3747 | else { | |
3748 | sv_catpvn(cat, aptr, fromlen); | |
3749 | len -= fromlen; | |
3750 | if (datumtype == 'A') { | |
3751 | while (len >= 10) { | |
3752 | sv_catpvn(cat, space10, 10); | |
3753 | len -= 10; | |
3754 | } | |
3755 | sv_catpvn(cat, space10, len); | |
3756 | } | |
3757 | else { | |
3758 | while (len >= 10) { | |
3759 | sv_catpvn(cat, null10, 10); | |
3760 | len -= 10; | |
3761 | } | |
3762 | sv_catpvn(cat, null10, len); | |
3763 | } | |
3764 | } | |
3765 | break; | |
3766 | case 'B': | |
3767 | case 'b': | |
3768 | { | |
3769 | char *savepat = pat; | |
3770 | I32 saveitems; | |
79072805 | 3771 | |
a0d0e21e LW |
3772 | fromstr = NEXTFROM; |
3773 | saveitems = items; | |
3774 | aptr = SvPV(fromstr, fromlen); | |
3775 | if (pat[-1] == '*') | |
3776 | len = fromlen; | |
3777 | pat = aptr; | |
3778 | aint = SvCUR(cat); | |
3779 | SvCUR(cat) += (len+7)/8; | |
3780 | SvGROW(cat, SvCUR(cat) + 1); | |
3781 | aptr = SvPVX(cat) + aint; | |
3782 | if (len > fromlen) | |
3783 | len = fromlen; | |
3784 | aint = len; | |
3785 | items = 0; | |
3786 | if (datumtype == 'B') { | |
3787 | for (len = 0; len++ < aint;) { | |
3788 | items |= *pat++ & 1; | |
3789 | if (len & 7) | |
3790 | items <<= 1; | |
3791 | else { | |
3792 | *aptr++ = items & 0xff; | |
3793 | items = 0; | |
3794 | } | |
3795 | } | |
3796 | } | |
3797 | else { | |
3798 | for (len = 0; len++ < aint;) { | |
3799 | if (*pat++ & 1) | |
3800 | items |= 128; | |
3801 | if (len & 7) | |
3802 | items >>= 1; | |
3803 | else { | |
3804 | *aptr++ = items & 0xff; | |
3805 | items = 0; | |
3806 | } | |
3807 | } | |
3808 | } | |
3809 | if (aint & 7) { | |
3810 | if (datumtype == 'B') | |
3811 | items <<= 7 - (aint & 7); | |
3812 | else | |
3813 | items >>= 7 - (aint & 7); | |
3814 | *aptr++ = items & 0xff; | |
3815 | } | |
3816 | pat = SvPVX(cat) + SvCUR(cat); | |
3817 | while (aptr <= pat) | |
3818 | *aptr++ = '\0'; | |
79072805 | 3819 | |
a0d0e21e LW |
3820 | pat = savepat; |
3821 | items = saveitems; | |
3822 | } | |
3823 | break; | |
3824 | case 'H': | |
3825 | case 'h': | |
3826 | { | |
3827 | char *savepat = pat; | |
3828 | I32 saveitems; | |
79072805 | 3829 | |
a0d0e21e LW |
3830 | fromstr = NEXTFROM; |
3831 | saveitems = items; | |
3832 | aptr = SvPV(fromstr, fromlen); | |
3833 | if (pat[-1] == '*') | |
3834 | len = fromlen; | |
3835 | pat = aptr; | |
3836 | aint = SvCUR(cat); | |
3837 | SvCUR(cat) += (len+1)/2; | |
3838 | SvGROW(cat, SvCUR(cat) + 1); | |
3839 | aptr = SvPVX(cat) + aint; | |
3840 | if (len > fromlen) | |
3841 | len = fromlen; | |
3842 | aint = len; | |
3843 | items = 0; | |
3844 | if (datumtype == 'H') { | |
3845 | for (len = 0; len++ < aint;) { | |
3846 | if (isALPHA(*pat)) | |
3847 | items |= ((*pat++ & 15) + 9) & 15; | |
3848 | else | |
3849 | items |= *pat++ & 15; | |
3850 | if (len & 1) | |
3851 | items <<= 4; | |
3852 | else { | |
3853 | *aptr++ = items & 0xff; | |
3854 | items = 0; | |
3855 | } | |
3856 | } | |
3857 | } | |
3858 | else { | |
3859 | for (len = 0; len++ < aint;) { | |
3860 | if (isALPHA(*pat)) | |
3861 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3862 | else | |
3863 | items |= (*pat++ & 15) << 4; | |
3864 | if (len & 1) | |
3865 | items >>= 4; | |
3866 | else { | |
3867 | *aptr++ = items & 0xff; | |
3868 | items = 0; | |
3869 | } | |
3870 | } | |
3871 | } | |
3872 | if (aint & 1) | |
3873 | *aptr++ = items & 0xff; | |
3874 | pat = SvPVX(cat) + SvCUR(cat); | |
3875 | while (aptr <= pat) | |
3876 | *aptr++ = '\0'; | |
79072805 | 3877 | |
a0d0e21e LW |
3878 | pat = savepat; |
3879 | items = saveitems; | |
3880 | } | |
3881 | break; | |
3882 | case 'C': | |
3883 | case 'c': | |
3884 | while (len-- > 0) { | |
3885 | fromstr = NEXTFROM; | |
3886 | aint = SvIV(fromstr); | |
3887 | achar = aint; | |
3888 | sv_catpvn(cat, &achar, sizeof(char)); | |
3889 | } | |
3890 | break; | |
3891 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3892 | case 'f': | |
3893 | case 'F': | |
3894 | while (len-- > 0) { | |
3895 | fromstr = NEXTFROM; | |
3896 | afloat = (float)SvNV(fromstr); | |
3897 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3898 | } | |
3899 | break; | |
3900 | case 'd': | |
3901 | case 'D': | |
3902 | while (len-- > 0) { | |
3903 | fromstr = NEXTFROM; | |
3904 | adouble = (double)SvNV(fromstr); | |
3905 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3906 | } | |
3907 | break; | |
3908 | case 'n': | |
3909 | while (len-- > 0) { | |
3910 | fromstr = NEXTFROM; | |
3911 | ashort = (I16)SvIV(fromstr); | |
3912 | #ifdef HAS_HTONS | |
3028581b | 3913 | ashort = PerlSock_htons(ashort); |
79072805 | 3914 | #endif |
96e4d5b1 | 3915 | CAT16(cat, &ashort); |
a0d0e21e LW |
3916 | } |
3917 | break; | |
3918 | case 'v': | |
3919 | while (len-- > 0) { | |
3920 | fromstr = NEXTFROM; | |
3921 | ashort = (I16)SvIV(fromstr); | |
3922 | #ifdef HAS_HTOVS | |
3923 | ashort = htovs(ashort); | |
79072805 | 3924 | #endif |
96e4d5b1 | 3925 | CAT16(cat, &ashort); |
a0d0e21e LW |
3926 | } |
3927 | break; | |
3928 | case 'S': | |
3929 | case 's': | |
3930 | while (len-- > 0) { | |
3931 | fromstr = NEXTFROM; | |
3932 | ashort = (I16)SvIV(fromstr); | |
96e4d5b1 | 3933 | CAT16(cat, &ashort); |
a0d0e21e LW |
3934 | } |
3935 | break; | |
3936 | case 'I': | |
3937 | while (len-- > 0) { | |
3938 | fromstr = NEXTFROM; | |
96e4d5b1 | 3939 | auint = SvUV(fromstr); |
a0d0e21e LW |
3940 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
3941 | } | |
3942 | break; | |
def98dd4 UP |
3943 | case 'w': |
3944 | while (len-- > 0) { | |
bbce6d69 | 3945 | fromstr = NEXTFROM; |
3946 | adouble = floor(SvNV(fromstr)); | |
3947 | ||
3948 | if (adouble < 0) | |
3949 | croak("Cannot compress negative numbers"); | |
3950 | ||
46fc3d4c | 3951 | if ( |
3952 | #ifdef BW_BITS | |
3953 | adouble <= BW_MASK | |
3954 | #else | |
ef2d312d TH |
3955 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT |
3956 | adouble <= UV_MAX_cxux | |
3957 | #else | |
46fc3d4c | 3958 | adouble <= UV_MAX |
3959 | #endif | |
ef2d312d | 3960 | #endif |
46fc3d4c | 3961 | ) |
3962 | { | |
bbce6d69 | 3963 | char buf[1 + sizeof(UV)]; |
3964 | char *in = buf + sizeof(buf); | |
3965 | UV auv = U_V(adouble);; | |
3966 | ||
3967 | do { | |
3968 | *--in = (auv & 0x7f) | 0x80; | |
3969 | auv >>= 7; | |
3970 | } while (auv); | |
3971 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3972 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3973 | } | |
3974 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3975 | char *from, *result, *in; | |
3976 | SV *norm; | |
3977 | STRLEN len; | |
3978 | bool done; | |
8ec5e241 | 3979 | |
bbce6d69 | 3980 | /* Copy string and check for compliance */ |
3981 | from = SvPV(fromstr, len); | |
3982 | if ((norm = is_an_int(from, len)) == NULL) | |
3983 | croak("can compress only unsigned integer"); | |
3984 | ||
3985 | New('w', result, len, char); | |
3986 | in = result + len; | |
3987 | done = FALSE; | |
3988 | while (!done) | |
3989 | *--in = div128(norm, &done) | 0x80; | |
3990 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3991 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 3992 | Safefree(result); |
bbce6d69 | 3993 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 3994 | } |
bbce6d69 | 3995 | else if (SvNOKp(fromstr)) { |
3996 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3997 | char *in = buf + sizeof(buf); | |
3998 | ||
3999 | do { | |
4000 | double next = floor(adouble / 128); | |
4001 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
4002 | if (--in < buf) /* this cannot happen ;-) */ | |
4003 | croak ("Cannot compress integer"); | |
4004 | adouble = next; | |
4005 | } while (adouble > 0); | |
4006 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4007 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4008 | } | |
4009 | else | |
4010 | croak("Cannot compress non integer"); | |
4011 | } | |
def98dd4 | 4012 | break; |
a0d0e21e LW |
4013 | case 'i': |
4014 | while (len-- > 0) { | |
4015 | fromstr = NEXTFROM; | |
4016 | aint = SvIV(fromstr); | |
4017 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
4018 | } | |
4019 | break; | |
4020 | case 'N': | |
4021 | while (len-- > 0) { | |
4022 | fromstr = NEXTFROM; | |
96e4d5b1 | 4023 | aulong = SvUV(fromstr); |
a0d0e21e | 4024 | #ifdef HAS_HTONL |
3028581b | 4025 | aulong = PerlSock_htonl(aulong); |
79072805 | 4026 | #endif |
96e4d5b1 | 4027 | CAT32(cat, &aulong); |
a0d0e21e LW |
4028 | } |
4029 | break; | |
4030 | case 'V': | |
4031 | while (len-- > 0) { | |
4032 | fromstr = NEXTFROM; | |
96e4d5b1 | 4033 | aulong = SvUV(fromstr); |
a0d0e21e LW |
4034 | #ifdef HAS_HTOVL |
4035 | aulong = htovl(aulong); | |
79072805 | 4036 | #endif |
96e4d5b1 | 4037 | CAT32(cat, &aulong); |
a0d0e21e LW |
4038 | } |
4039 | break; | |
4040 | case 'L': | |
4041 | while (len-- > 0) { | |
4042 | fromstr = NEXTFROM; | |
96e4d5b1 | 4043 | aulong = SvUV(fromstr); |
4044 | CAT32(cat, &aulong); | |
a0d0e21e LW |
4045 | } |
4046 | break; | |
4047 | case 'l': | |
4048 | while (len-- > 0) { | |
4049 | fromstr = NEXTFROM; | |
4050 | along = SvIV(fromstr); | |
96e4d5b1 | 4051 | CAT32(cat, &along); |
a0d0e21e LW |
4052 | } |
4053 | break; | |
ecfc5424 | 4054 | #ifdef HAS_QUAD |
a0d0e21e LW |
4055 | case 'Q': |
4056 | while (len-- > 0) { | |
4057 | fromstr = NEXTFROM; | |
ecfc5424 AD |
4058 | auquad = (unsigned Quad_t)SvIV(fromstr); |
4059 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
4060 | } |
4061 | break; | |
4062 | case 'q': | |
4063 | while (len-- > 0) { | |
4064 | fromstr = NEXTFROM; | |
ecfc5424 AD |
4065 | aquad = (Quad_t)SvIV(fromstr); |
4066 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
4067 | } |
4068 | break; | |
ecfc5424 | 4069 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
4070 | case 'P': |
4071 | len = 1; /* assume SV is correct length */ | |
4072 | /* FALL THROUGH */ | |
4073 | case 'p': | |
4074 | while (len-- > 0) { | |
4075 | fromstr = NEXTFROM; | |
72dbcb4b | 4076 | if (fromstr == &sv_undef) |
84902520 | 4077 | aptr = NULL; |
72dbcb4b | 4078 | else { |
84902520 TB |
4079 | /* XXX better yet, could spirit away the string to |
4080 | * a safe spot and hang on to it until the result | |
4081 | * of pack() (and all copies of the result) are | |
4082 | * gone. | |
4083 | */ | |
4084 | if (dowarn && (SvTEMP(fromstr) || SvPADTMP(fromstr))) | |
4085 | warn("Attempt to pack pointer to temporary value"); | |
4086 | if (SvPOK(fromstr) || SvNIOK(fromstr)) | |
4087 | aptr = SvPV(fromstr,na); | |
4088 | else | |
4089 | aptr = SvPV_force(fromstr,na); | |
72dbcb4b | 4090 | } |
a0d0e21e LW |
4091 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
4092 | } | |
4093 | break; | |
4094 | case 'u': | |
4095 | fromstr = NEXTFROM; | |
4096 | aptr = SvPV(fromstr, fromlen); | |
4097 | SvGROW(cat, fromlen * 4 / 3); | |
4098 | if (len <= 1) | |
4099 | len = 45; | |
4100 | else | |
4101 | len = len / 3 * 3; | |
4102 | while (fromlen > 0) { | |
4103 | I32 todo; | |
79072805 | 4104 | |
a0d0e21e LW |
4105 | if (fromlen > len) |
4106 | todo = len; | |
4107 | else | |
4108 | todo = fromlen; | |
4109 | doencodes(cat, aptr, todo); | |
4110 | fromlen -= todo; | |
4111 | aptr += todo; | |
4112 | } | |
4113 | break; | |
4114 | } | |
4115 | } | |
4116 | SvSETMAGIC(cat); | |
4117 | SP = ORIGMARK; | |
4118 | PUSHs(cat); | |
4119 | RETURN; | |
79072805 | 4120 | } |
a0d0e21e | 4121 | #undef NEXTFROM |
79072805 | 4122 | |
8ec5e241 | 4123 | |
a0d0e21e | 4124 | PP(pp_split) |
79072805 | 4125 | { |
4e35701f | 4126 | djSP; dTARG; |
a0d0e21e LW |
4127 | AV *ary; |
4128 | register I32 limit = POPi; /* note, negative is forever */ | |
4129 | SV *sv = POPs; | |
4130 | STRLEN len; | |
4131 | register char *s = SvPV(sv, len); | |
4132 | char *strend = s + len; | |
44a8e56a | 4133 | register PMOP *pm; |
4134 | register REGEXP *rx; | |
a0d0e21e LW |
4135 | register SV *dstr; |
4136 | register char *m; | |
4137 | I32 iters = 0; | |
4138 | I32 maxiters = (strend - s) + 10; | |
4139 | I32 i; | |
4140 | char *orig; | |
4141 | I32 origlimit = limit; | |
4142 | I32 realarray = 0; | |
4143 | I32 base; | |
f12c7020 | 4144 | AV *oldstack = curstack; |
54310121 | 4145 | I32 gimme = GIMME_V; |
8ec5e241 NIS |
4146 | I32 oldsave = savestack_ix; |
4147 | I32 make_mortal = 1; | |
4148 | MAGIC *mg = (MAGIC *) NULL; | |
79072805 | 4149 | |
44a8e56a | 4150 | #ifdef DEBUGGING |
4151 | Copy(&LvTARGOFF(POPs), &pm, 1, PMOP*); | |
4152 | #else | |
4153 | pm = (PMOP*)POPs; | |
4154 | #endif | |
a0d0e21e LW |
4155 | if (!pm || !s) |
4156 | DIE("panic: do_split"); | |
44a8e56a | 4157 | rx = pm->op_pmregexp; |
bbce6d69 | 4158 | |
4159 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
4160 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
4161 | ||
a0d0e21e LW |
4162 | if (pm->op_pmreplroot) |
4163 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
4164 | else if (gimme != G_ARRAY) | |
6d4ff0d2 MB |
4165 | #ifdef USE_THREADS |
4166 | ary = (AV*)curpad[0]; | |
4167 | #else | |
a0d0e21e | 4168 | ary = GvAVn(defgv); |
6d4ff0d2 | 4169 | #endif /* USE_THREADS */ |
79072805 | 4170 | else |
a0d0e21e LW |
4171 | ary = Nullav; |
4172 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
4173 | realarray = 1; | |
8ec5e241 | 4174 | PUTBACK; |
a0d0e21e | 4175 | av_extend(ary,0); |
8ec5e241 NIS |
4176 | av_clear(ary); |
4177 | SPAGAIN; | |
4178 | if (SvRMAGICAL(ary) && (mg = mg_find((SV *) ary, 'P'))) { | |
4179 | PUSHMARK(SP); | |
4180 | XPUSHs(mg->mg_obj); | |
4181 | } | |
4182 | else { | |
1c0b011c NIS |
4183 | if (!AvREAL(ary)) { |
4184 | AvREAL_on(ary); | |
4185 | for (i = AvFILLp(ary); i >= 0; i--) | |
4186 | AvARRAY(ary)[i] = &sv_undef; /* don't free mere refs */ | |
4187 | } | |
4188 | /* temporarily switch stacks */ | |
4189 | SWITCHSTACK(curstack, ary); | |
8ec5e241 | 4190 | make_mortal = 0; |
1c0b011c | 4191 | } |
79072805 | 4192 | } |
a0d0e21e LW |
4193 | base = SP - stack_base; |
4194 | orig = s; | |
4195 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 4196 | if (pm->op_pmflags & PMf_LOCALE) { |
4197 | while (isSPACE_LC(*s)) | |
4198 | s++; | |
4199 | } | |
4200 | else { | |
4201 | while (isSPACE(*s)) | |
4202 | s++; | |
4203 | } | |
a0d0e21e | 4204 | } |
c07a80fd | 4205 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
4206 | SAVEINT(multiline); | |
4207 | multiline = pm->op_pmflags & PMf_MULTILINE; | |
4208 | } | |
4209 | ||
a0d0e21e LW |
4210 | if (!limit) |
4211 | limit = maxiters + 2; | |
4212 | if (pm->op_pmflags & PMf_WHITE) { | |
4213 | while (--limit) { | |
bbce6d69 | 4214 | m = s; |
4215 | while (m < strend && | |
4216 | !((pm->op_pmflags & PMf_LOCALE) | |
4217 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
4218 | ++m; | |
a0d0e21e LW |
4219 | if (m >= strend) |
4220 | break; | |
bbce6d69 | 4221 | |
a0d0e21e LW |
4222 | dstr = NEWSV(30, m-s); |
4223 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4224 | if (make_mortal) |
a0d0e21e LW |
4225 | sv_2mortal(dstr); |
4226 | XPUSHs(dstr); | |
bbce6d69 | 4227 | |
4228 | s = m + 1; | |
4229 | while (s < strend && | |
4230 | ((pm->op_pmflags & PMf_LOCALE) | |
4231 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
4232 | ++s; | |
79072805 LW |
4233 | } |
4234 | } | |
a0d0e21e LW |
4235 | else if (strEQ("^", rx->precomp)) { |
4236 | while (--limit) { | |
4237 | /*SUPPRESS 530*/ | |
4238 | for (m = s; m < strend && *m != '\n'; m++) ; | |
4239 | m++; | |
4240 | if (m >= strend) | |
4241 | break; | |
4242 | dstr = NEWSV(30, m-s); | |
4243 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4244 | if (make_mortal) |
a0d0e21e LW |
4245 | sv_2mortal(dstr); |
4246 | XPUSHs(dstr); | |
4247 | s = m; | |
4248 | } | |
4249 | } | |
8ec5e241 | 4250 | else if (rx->check_substr && !rx->nparens |
c277df42 IZ |
4251 | && (rx->reganch & ROPT_CHECK_ALL) |
4252 | && !(rx->reganch & ROPT_ANCH)) { | |
4253 | i = SvCUR(rx->check_substr); | |
4254 | if (i == 1 && !SvTAIL(rx->check_substr)) { | |
4255 | i = *SvPVX(rx->check_substr); | |
a0d0e21e | 4256 | while (--limit) { |
bbce6d69 | 4257 | /*SUPPRESS 530*/ |
4258 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
4259 | if (m >= strend) |
4260 | break; | |
4261 | dstr = NEWSV(30, m-s); | |
4262 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4263 | if (make_mortal) |
a0d0e21e LW |
4264 | sv_2mortal(dstr); |
4265 | XPUSHs(dstr); | |
4266 | s = m + 1; | |
4267 | } | |
4268 | } | |
4269 | else { | |
4270 | #ifndef lint | |
4271 | while (s < strend && --limit && | |
4272 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
c277df42 | 4273 | rx->check_substr)) ) |
79072805 | 4274 | #endif |
a0d0e21e LW |
4275 | { |
4276 | dstr = NEWSV(31, m-s); | |
4277 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4278 | if (make_mortal) |
a0d0e21e LW |
4279 | sv_2mortal(dstr); |
4280 | XPUSHs(dstr); | |
4281 | s = m + i; | |
4282 | } | |
463ee0b2 | 4283 | } |
463ee0b2 | 4284 | } |
a0d0e21e LW |
4285 | else { |
4286 | maxiters += (strend - s) * rx->nparens; | |
4287 | while (s < strend && --limit && | |
c277df42 | 4288 | regexec_flags(rx, s, strend, orig, 1, Nullsv, NULL, 0)) |
bbce6d69 | 4289 | { |
c277df42 | 4290 | TAINT_IF(RX_MATCH_TAINTED(rx)); |
a0d0e21e LW |
4291 | if (rx->subbase |
4292 | && rx->subbase != orig) { | |
4293 | m = s; | |
4294 | s = orig; | |
4295 | orig = rx->subbase; | |
4296 | s = orig + (m - s); | |
4297 | strend = s + (strend - m); | |
4298 | } | |
4299 | m = rx->startp[0]; | |
4300 | dstr = NEWSV(32, m-s); | |
4301 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4302 | if (make_mortal) |
a0d0e21e LW |
4303 | sv_2mortal(dstr); |
4304 | XPUSHs(dstr); | |
4305 | if (rx->nparens) { | |
4306 | for (i = 1; i <= rx->nparens; i++) { | |
4307 | s = rx->startp[i]; | |
4308 | m = rx->endp[i]; | |
748a9306 LW |
4309 | if (m && s) { |
4310 | dstr = NEWSV(33, m-s); | |
4311 | sv_setpvn(dstr, s, m-s); | |
4312 | } | |
4313 | else | |
4314 | dstr = NEWSV(33, 0); | |
8ec5e241 | 4315 | if (make_mortal) |
a0d0e21e LW |
4316 | sv_2mortal(dstr); |
4317 | XPUSHs(dstr); | |
4318 | } | |
4319 | } | |
4320 | s = rx->endp[0]; | |
4321 | } | |
79072805 | 4322 | } |
8ec5e241 | 4323 | |
c07a80fd | 4324 | LEAVE_SCOPE(oldsave); |
a0d0e21e LW |
4325 | iters = (SP - stack_base) - base; |
4326 | if (iters > maxiters) | |
4327 | DIE("Split loop"); | |
8ec5e241 | 4328 | |
a0d0e21e LW |
4329 | /* keep field after final delim? */ |
4330 | if (s < strend || (iters && origlimit)) { | |
4331 | dstr = NEWSV(34, strend-s); | |
4332 | sv_setpvn(dstr, s, strend-s); | |
8ec5e241 | 4333 | if (make_mortal) |
a0d0e21e LW |
4334 | sv_2mortal(dstr); |
4335 | XPUSHs(dstr); | |
4336 | iters++; | |
79072805 | 4337 | } |
a0d0e21e | 4338 | else if (!origlimit) { |
b1dadf13 | 4339 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
4340 | iters--, SP--; |
4341 | } | |
8ec5e241 | 4342 | |
a0d0e21e | 4343 | if (realarray) { |
8ec5e241 | 4344 | if (!mg) { |
1c0b011c NIS |
4345 | SWITCHSTACK(ary, oldstack); |
4346 | if (SvSMAGICAL(ary)) { | |
4347 | PUTBACK; | |
4348 | mg_set((SV*)ary); | |
4349 | SPAGAIN; | |
4350 | } | |
4351 | if (gimme == G_ARRAY) { | |
4352 | EXTEND(SP, iters); | |
4353 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
4354 | SP += iters; | |
4355 | RETURN; | |
4356 | } | |
8ec5e241 | 4357 | } |
1c0b011c | 4358 | else { |
8ec5e241 NIS |
4359 | PUTBACK; |
4360 | ENTER; | |
4361 | perl_call_method("PUSH",G_SCALAR|G_DISCARD); | |
4362 | LEAVE; | |
4363 | SPAGAIN; | |
4364 | if (gimme == G_ARRAY) { | |
4365 | /* EXTEND should not be needed - we just popped them */ | |
4366 | EXTEND(SP, iters); | |
4367 | for (i=0; i < iters; i++) { | |
4368 | SV **svp = av_fetch(ary, i, FALSE); | |
4369 | PUSHs((svp) ? *svp : &sv_undef); | |
4370 | } | |
1c0b011c NIS |
4371 | RETURN; |
4372 | } | |
a0d0e21e LW |
4373 | } |
4374 | } | |
4375 | else { | |
4376 | if (gimme == G_ARRAY) | |
4377 | RETURN; | |
4378 | } | |
4379 | if (iters || !pm->op_pmreplroot) { | |
4380 | GETTARGET; | |
4381 | PUSHi(iters); | |
4382 | RETURN; | |
4383 | } | |
4384 | RETPUSHUNDEF; | |
79072805 | 4385 | } |
85e6fe83 | 4386 | |
c0329465 | 4387 | #ifdef USE_THREADS |
77a005ab | 4388 | void |
8ac85365 | 4389 | unlock_condpair(void *svv) |
c0329465 MB |
4390 | { |
4391 | dTHR; | |
4392 | MAGIC *mg = mg_find((SV*)svv, 'm'); | |
8ec5e241 | 4393 | |
c0329465 MB |
4394 | if (!mg) |
4395 | croak("panic: unlock_condpair unlocking non-mutex"); | |
4396 | MUTEX_LOCK(MgMUTEXP(mg)); | |
4397 | if (MgOWNER(mg) != thr) | |
4398 | croak("panic: unlock_condpair unlocking mutex that we don't own"); | |
4399 | MgOWNER(mg) = 0; | |
4400 | COND_SIGNAL(MgOWNERCONDP(mg)); | |
bc1f4c86 MB |
4401 | DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: unlock 0x%lx\n", |
4402 | (unsigned long)thr, (unsigned long)svv);) | |
c0329465 MB |
4403 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
4404 | } | |
4405 | #endif /* USE_THREADS */ | |
4406 | ||
4407 | PP(pp_lock) | |
4408 | { | |
4e35701f | 4409 | djSP; |
c0329465 | 4410 | dTOPss; |
e55aaa0e MB |
4411 | SV *retsv = sv; |
4412 | #ifdef USE_THREADS | |
c0329465 | 4413 | MAGIC *mg; |
8ec5e241 | 4414 | |
c0329465 MB |
4415 | if (SvROK(sv)) |
4416 | sv = SvRV(sv); | |
4417 | ||
4418 | mg = condpair_magic(sv); | |
4419 | MUTEX_LOCK(MgMUTEXP(mg)); | |
4420 | if (MgOWNER(mg) == thr) | |
4421 | MUTEX_UNLOCK(MgMUTEXP(mg)); | |
4422 | else { | |
4423 | while (MgOWNER(mg)) | |
4424 | COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg)); | |
4425 | MgOWNER(mg) = thr; | |
bc1f4c86 MB |
4426 | DEBUG_L(PerlIO_printf(PerlIO_stderr(), "0x%lx: pp_lock lock 0x%lx\n", |
4427 | (unsigned long)thr, (unsigned long)sv);) | |
c0329465 | 4428 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
e55aaa0e | 4429 | SvREFCNT_inc(sv); /* keep alive until magic_mutexfree */ |
c0329465 MB |
4430 | save_destructor(unlock_condpair, sv); |
4431 | } | |
4432 | #endif /* USE_THREADS */ | |
e55aaa0e MB |
4433 | if (SvTYPE(retsv) == SVt_PVAV || SvTYPE(retsv) == SVt_PVHV |
4434 | || SvTYPE(retsv) == SVt_PVCV) { | |
4435 | retsv = refto(retsv); | |
4436 | } | |
4437 | SETs(retsv); | |
c0329465 MB |
4438 | RETURN; |
4439 | } | |
a863c7d1 | 4440 | |
2faa37cc | 4441 | PP(pp_threadsv) |
a863c7d1 | 4442 | { |
12f917ad | 4443 | djSP; |
57d3b86d | 4444 | #ifdef USE_THREADS |
924508f0 | 4445 | EXTEND(SP, 1); |
554b3eca | 4446 | if (op->op_private & OPpLVAL_INTRO) |
54b9620d | 4447 | PUSHs(*save_threadsv(op->op_targ)); |
554b3eca | 4448 | else |
940cb80d | 4449 | PUSHs(THREADSV(op->op_targ)); |
fdb47d66 | 4450 | RETURN; |
a863c7d1 | 4451 | #else |
2faa37cc | 4452 | DIE("tried to access per-thread data in non-threaded perl"); |
a863c7d1 | 4453 | #endif /* USE_THREADS */ |
a863c7d1 | 4454 | } |