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