Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
4eb8286e | 3 | * Copyright (c) 1991-1999, 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" | |
864dbfa3 | 16 | #define PERL_IN_PP_C |
79072805 LW |
17 | #include "perl.h" |
18 | ||
36477c24 | 19 | /* |
ef2d312d TH |
20 | * The compiler on Concurrent CX/UX systems has a subtle bug which only |
21 | * seems to show up when compiling pp.c - it generates the wrong double | |
22 | * precision constant value for (double)UV_MAX when used inline in the body | |
23 | * of the code below, so this makes a static variable up front (which the | |
24 | * compiler seems to get correct) and uses it in place of UV_MAX below. | |
25 | */ | |
26 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT | |
27 | static double UV_MAX_cxux = ((double)UV_MAX); | |
8ec5e241 | 28 | #endif |
ef2d312d TH |
29 | |
30 | /* | |
d0ba1bd2 JH |
31 | * Types used in bitwise operations. |
32 | * | |
33 | * Normally we'd just use IV and UV. However, some hardware and | |
34 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
35 | * floating-point type to use for NV that has adequate bits to fully | |
36 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
37 | * | |
38 | * It just so happens that "int" is the right size almost everywhere. | |
39 | */ | |
40 | typedef int IBW; | |
41 | typedef unsigned UBW; | |
42 | ||
43 | /* | |
44 | * Mask used after bitwise operations. | |
45 | * | |
46 | * There is at least one realm (Cray word machines) that doesn't | |
47 | * have an integral type (except char) small enough to be represented | |
48 | * in a double without loss; that is, it has no 32-bit type. | |
49 | */ | |
50 | #if LONGSIZE > 4 && defined(_CRAY) && !defined(_CRAYMPP) | |
51 | # define BW_BITS 32 | |
52 | # define BW_MASK ((1 << BW_BITS) - 1) | |
53 | # define BW_SIGN (1 << (BW_BITS - 1)) | |
54 | # define BWi(i) (((i) & BW_SIGN) ? ((i) | ~BW_MASK) : ((i) & BW_MASK)) | |
55 | # define BWu(u) ((u) & BW_MASK) | |
56 | #else | |
57 | # define BWi(i) (i) | |
58 | # define BWu(u) (u) | |
59 | #endif | |
60 | ||
61 | /* | |
96e4d5b1 | 62 | * Offset for integer pack/unpack. |
63 | * | |
64 | * On architectures where I16 and I32 aren't really 16 and 32 bits, | |
65 | * which for now are all Crays, pack and unpack have to play games. | |
66 | */ | |
67 | ||
68 | /* | |
69 | * These values are required for portability of pack() output. | |
70 | * If they're not right on your machine, then pack() and unpack() | |
71 | * wouldn't work right anyway; you'll need to apply the Cray hack. | |
72 | * (I'd like to check them with #if, but you can't use sizeof() in | |
dc45a647 MB |
73 | * the preprocessor.) --??? |
74 | */ | |
75 | /* | |
76 | The appropriate SHORTSIZE, INTSIZE, LONGSIZE, and LONGLONGSIZE | |
77 | defines are now in config.h. --Andy Dougherty April 1998 | |
96e4d5b1 | 78 | */ |
79 | #define SIZE16 2 | |
80 | #define SIZE32 4 | |
81 | ||
9851f69c JH |
82 | /* CROSSCOMPILE and MULTIARCH are going to affect pp_pack() and pp_unpack(). |
83 | --jhi Feb 1999 */ | |
84 | ||
726ea183 JH |
85 | #if SHORTSIZE != SIZE16 || LONGSIZE != SIZE32 |
86 | # define PERL_NATINT_PACK | |
87 | #endif | |
88 | ||
96e4d5b1 | 89 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) |
90 | # if BYTEORDER == 0x12345678 | |
91 | # define OFF16(p) (char*)(p) | |
92 | # define OFF32(p) (char*)(p) | |
93 | # else | |
94 | # if BYTEORDER == 0x87654321 | |
95 | # define OFF16(p) ((char*)(p) + (sizeof(U16) - SIZE16)) | |
96 | # define OFF32(p) ((char*)(p) + (sizeof(U32) - SIZE32)) | |
97 | # else | |
98 | }}}} bad cray byte order | |
99 | # endif | |
100 | # endif | |
101 | # define COPY16(s,p) (*(p) = 0, Copy(s, OFF16(p), SIZE16, char)) | |
102 | # define COPY32(s,p) (*(p) = 0, Copy(s, OFF32(p), SIZE32, char)) | |
ef54e1a4 | 103 | # define COPYNN(s,p,n) (*(p) = 0, Copy(s, (char *)(p), n, char)) |
96e4d5b1 | 104 | # define CAT16(sv,p) sv_catpvn(sv, OFF16(p), SIZE16) |
105 | # define CAT32(sv,p) sv_catpvn(sv, OFF32(p), SIZE32) | |
106 | #else | |
107 | # define COPY16(s,p) Copy(s, p, SIZE16, char) | |
108 | # define COPY32(s,p) Copy(s, p, SIZE32, char) | |
ef54e1a4 | 109 | # define COPYNN(s,p,n) Copy(s, (char *)(p), n, char) |
96e4d5b1 | 110 | # define CAT16(sv,p) sv_catpvn(sv, (char*)(p), SIZE16) |
111 | # define CAT32(sv,p) sv_catpvn(sv, (char*)(p), SIZE32) | |
112 | #endif | |
113 | ||
a0d0e21e | 114 | /* variations on pp_null */ |
79072805 | 115 | |
8ac85365 NIS |
116 | #ifdef I_UNISTD |
117 | #include <unistd.h> | |
118 | #endif | |
dfe9444c AD |
119 | |
120 | /* XXX I can't imagine anyone who doesn't have this actually _needs_ | |
121 | it, since pid_t is an integral type. | |
122 | --AD 2/20/1998 | |
123 | */ | |
124 | #ifdef NEED_GETPID_PROTO | |
125 | extern Pid_t getpid (void); | |
8ac85365 NIS |
126 | #endif |
127 | ||
93a17b20 LW |
128 | PP(pp_stub) |
129 | { | |
4e35701f | 130 | djSP; |
54310121 | 131 | if (GIMME_V == G_SCALAR) |
3280af22 | 132 | XPUSHs(&PL_sv_undef); |
93a17b20 LW |
133 | RETURN; |
134 | } | |
135 | ||
79072805 LW |
136 | PP(pp_scalar) |
137 | { | |
138 | return NORMAL; | |
139 | } | |
140 | ||
141 | /* Pushy stuff. */ | |
142 | ||
93a17b20 LW |
143 | PP(pp_padav) |
144 | { | |
4e35701f | 145 | djSP; dTARGET; |
533c011a NIS |
146 | if (PL_op->op_private & OPpLVAL_INTRO) |
147 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
85e6fe83 | 148 | EXTEND(SP, 1); |
533c011a | 149 | if (PL_op->op_flags & OPf_REF) { |
85e6fe83 | 150 | PUSHs(TARG); |
93a17b20 | 151 | RETURN; |
85e6fe83 LW |
152 | } |
153 | if (GIMME == G_ARRAY) { | |
154 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
155 | EXTEND(SP, maxarg); | |
93965878 NIS |
156 | if (SvMAGICAL(TARG)) { |
157 | U32 i; | |
158 | for (i=0; i < maxarg; i++) { | |
159 | SV **svp = av_fetch((AV*)TARG, i, FALSE); | |
3280af22 | 160 | SP[i+1] = (svp) ? *svp : &PL_sv_undef; |
93965878 NIS |
161 | } |
162 | } | |
163 | else { | |
164 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
165 | } | |
85e6fe83 LW |
166 | SP += maxarg; |
167 | } | |
168 | else { | |
169 | SV* sv = sv_newmortal(); | |
170 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
171 | sv_setiv(sv, maxarg); | |
172 | PUSHs(sv); | |
173 | } | |
174 | RETURN; | |
93a17b20 LW |
175 | } |
176 | ||
177 | PP(pp_padhv) | |
178 | { | |
4e35701f | 179 | djSP; dTARGET; |
54310121 | 180 | I32 gimme; |
181 | ||
93a17b20 | 182 | XPUSHs(TARG); |
533c011a NIS |
183 | if (PL_op->op_private & OPpLVAL_INTRO) |
184 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
185 | if (PL_op->op_flags & OPf_REF) | |
93a17b20 | 186 | RETURN; |
54310121 | 187 | gimme = GIMME_V; |
188 | if (gimme == G_ARRAY) { | |
cea2e8a9 | 189 | RETURNOP(do_kv()); |
85e6fe83 | 190 | } |
54310121 | 191 | else if (gimme == G_SCALAR) { |
85e6fe83 | 192 | SV* sv = sv_newmortal(); |
46fc3d4c | 193 | if (HvFILL((HV*)TARG)) |
cea2e8a9 | 194 | Perl_sv_setpvf(aTHX_ sv, "%ld/%ld", |
46fc3d4c | 195 | (long)HvFILL((HV*)TARG), (long)HvMAX((HV*)TARG) + 1); |
85e6fe83 LW |
196 | else |
197 | sv_setiv(sv, 0); | |
198 | SETs(sv); | |
85e6fe83 | 199 | } |
54310121 | 200 | RETURN; |
93a17b20 LW |
201 | } |
202 | ||
ed6116ce LW |
203 | PP(pp_padany) |
204 | { | |
cea2e8a9 | 205 | DIE(aTHX_ "NOT IMPL LINE %d",__LINE__); |
ed6116ce LW |
206 | } |
207 | ||
79072805 LW |
208 | /* Translations. */ |
209 | ||
210 | PP(pp_rv2gv) | |
211 | { | |
853846ea | 212 | djSP; dTOPss; |
8ec5e241 | 213 | |
ed6116ce | 214 | if (SvROK(sv)) { |
a0d0e21e | 215 | wasref: |
f5284f61 IZ |
216 | tryAMAGICunDEREF(to_gv); |
217 | ||
ed6116ce | 218 | sv = SvRV(sv); |
b1dadf13 | 219 | if (SvTYPE(sv) == SVt_PVIO) { |
220 | GV *gv = (GV*) sv_newmortal(); | |
221 | gv_init(gv, 0, "", 0, 0); | |
222 | GvIOp(gv) = (IO *)sv; | |
3e3baf6d | 223 | (void)SvREFCNT_inc(sv); |
b1dadf13 | 224 | sv = (SV*) gv; |
ef54e1a4 JH |
225 | } |
226 | else if (SvTYPE(sv) != SVt_PVGV) | |
cea2e8a9 | 227 | DIE(aTHX_ "Not a GLOB reference"); |
79072805 LW |
228 | } |
229 | else { | |
93a17b20 | 230 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 | 231 | char *sym; |
2d8e6c8d | 232 | STRLEN n_a; |
748a9306 | 233 | |
a0d0e21e LW |
234 | if (SvGMAGICAL(sv)) { |
235 | mg_get(sv); | |
236 | if (SvROK(sv)) | |
237 | goto wasref; | |
238 | } | |
239 | if (!SvOK(sv)) { | |
853846ea NIS |
240 | /* If this is a 'my' scalar and flag is set then vivify |
241 | * NI-S 1999/05/07 | |
242 | */ | |
1d8d4d2a | 243 | if (PL_op->op_private & OPpDEREF) { |
853846ea | 244 | GV *gv = (GV *) newSV(0); |
1d8d4d2a NIS |
245 | STRLEN len = 0; |
246 | char *name = ""; | |
247 | if (cUNOP->op_first->op_type == OP_PADSV) { | |
248 | SV *padname = *av_fetch(PL_comppad_name, cUNOP->op_first->op_targ, 4); | |
249 | name = SvPV(padname,len); | |
250 | } | |
853846ea NIS |
251 | gv_init(gv, PL_curcop->cop_stash, name, len, 0); |
252 | sv_upgrade(sv, SVt_RV); | |
253 | SvRV(sv) = (SV *) gv; | |
254 | SvROK_on(sv); | |
1d8d4d2a | 255 | SvSETMAGIC(sv); |
853846ea NIS |
256 | goto wasref; |
257 | } | |
533c011a NIS |
258 | if (PL_op->op_flags & OPf_REF || |
259 | PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 260 | DIE(aTHX_ PL_no_usym, "a symbol"); |
599cee73 | 261 | if (ckWARN(WARN_UNINITIALIZED)) |
cea2e8a9 | 262 | Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit); |
a0d0e21e LW |
263 | RETSETUNDEF; |
264 | } | |
2d8e6c8d | 265 | sym = SvPV(sv, n_a); |
35cd451c GS |
266 | if ((PL_op->op_flags & OPf_SPECIAL) && |
267 | !(PL_op->op_flags & OPf_MOD)) | |
268 | { | |
269 | sv = (SV*)gv_fetchpv(sym, FALSE, SVt_PVGV); | |
270 | if (!sv) | |
271 | RETSETUNDEF; | |
272 | } | |
273 | else { | |
274 | if (PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 275 | DIE(aTHX_ PL_no_symref, sym, "a symbol"); |
35cd451c GS |
276 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); |
277 | } | |
93a17b20 | 278 | } |
79072805 | 279 | } |
533c011a NIS |
280 | if (PL_op->op_private & OPpLVAL_INTRO) |
281 | save_gp((GV*)sv, !(PL_op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
282 | SETs(sv); |
283 | RETURN; | |
284 | } | |
285 | ||
79072805 LW |
286 | PP(pp_rv2sv) |
287 | { | |
4e35701f | 288 | djSP; dTOPss; |
79072805 | 289 | |
ed6116ce | 290 | if (SvROK(sv)) { |
a0d0e21e | 291 | wasref: |
f5284f61 IZ |
292 | tryAMAGICunDEREF(to_sv); |
293 | ||
ed6116ce | 294 | sv = SvRV(sv); |
79072805 LW |
295 | switch (SvTYPE(sv)) { |
296 | case SVt_PVAV: | |
297 | case SVt_PVHV: | |
298 | case SVt_PVCV: | |
cea2e8a9 | 299 | DIE(aTHX_ "Not a SCALAR reference"); |
79072805 LW |
300 | } |
301 | } | |
302 | else { | |
f12c7020 | 303 | GV *gv = (GV*)sv; |
748a9306 | 304 | char *sym; |
2d8e6c8d | 305 | STRLEN n_a; |
748a9306 | 306 | |
463ee0b2 | 307 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
308 | if (SvGMAGICAL(sv)) { |
309 | mg_get(sv); | |
310 | if (SvROK(sv)) | |
311 | goto wasref; | |
312 | } | |
313 | if (!SvOK(sv)) { | |
533c011a NIS |
314 | if (PL_op->op_flags & OPf_REF || |
315 | PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 316 | DIE(aTHX_ PL_no_usym, "a SCALAR"); |
599cee73 | 317 | if (ckWARN(WARN_UNINITIALIZED)) |
cea2e8a9 | 318 | Perl_warner(aTHX_ WARN_UNINITIALIZED, PL_warn_uninit); |
a0d0e21e LW |
319 | RETSETUNDEF; |
320 | } | |
2d8e6c8d | 321 | sym = SvPV(sv, n_a); |
35cd451c GS |
322 | if ((PL_op->op_flags & OPf_SPECIAL) && |
323 | !(PL_op->op_flags & OPf_MOD)) | |
324 | { | |
325 | gv = (GV*)gv_fetchpv(sym, FALSE, SVt_PV); | |
326 | if (!gv) | |
327 | RETSETUNDEF; | |
328 | } | |
329 | else { | |
330 | if (PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 331 | DIE(aTHX_ PL_no_symref, sym, "a SCALAR"); |
35cd451c GS |
332 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
333 | } | |
463ee0b2 LW |
334 | } |
335 | sv = GvSV(gv); | |
a0d0e21e | 336 | } |
533c011a NIS |
337 | if (PL_op->op_flags & OPf_MOD) { |
338 | if (PL_op->op_private & OPpLVAL_INTRO) | |
a0d0e21e | 339 | sv = save_scalar((GV*)TOPs); |
533c011a NIS |
340 | else if (PL_op->op_private & OPpDEREF) |
341 | vivify_ref(sv, PL_op->op_private & OPpDEREF); | |
79072805 | 342 | } |
a0d0e21e | 343 | SETs(sv); |
79072805 LW |
344 | RETURN; |
345 | } | |
346 | ||
347 | PP(pp_av2arylen) | |
348 | { | |
4e35701f | 349 | djSP; |
79072805 LW |
350 | AV *av = (AV*)TOPs; |
351 | SV *sv = AvARYLEN(av); | |
352 | if (!sv) { | |
353 | AvARYLEN(av) = sv = NEWSV(0,0); | |
354 | sv_upgrade(sv, SVt_IV); | |
355 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
356 | } | |
357 | SETs(sv); | |
358 | RETURN; | |
359 | } | |
360 | ||
a0d0e21e LW |
361 | PP(pp_pos) |
362 | { | |
4e35701f | 363 | djSP; dTARGET; dPOPss; |
8ec5e241 | 364 | |
533c011a | 365 | if (PL_op->op_flags & OPf_MOD) { |
5f05dabc | 366 | if (SvTYPE(TARG) < SVt_PVLV) { |
367 | sv_upgrade(TARG, SVt_PVLV); | |
368 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
369 | } | |
370 | ||
371 | LvTYPE(TARG) = '.'; | |
6ff81951 GS |
372 | if (LvTARG(TARG) != sv) { |
373 | if (LvTARG(TARG)) | |
374 | SvREFCNT_dec(LvTARG(TARG)); | |
375 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
376 | } | |
a0d0e21e LW |
377 | PUSHs(TARG); /* no SvSETMAGIC */ |
378 | RETURN; | |
379 | } | |
380 | else { | |
8ec5e241 | 381 | MAGIC* mg; |
a0d0e21e LW |
382 | |
383 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
384 | mg = mg_find(sv, 'g'); | |
565764a8 | 385 | if (mg && mg->mg_len >= 0) { |
a0ed51b3 LW |
386 | I32 i = mg->mg_len; |
387 | if (IN_UTF8) | |
388 | sv_pos_b2u(sv, &i); | |
389 | PUSHi(i + PL_curcop->cop_arybase); | |
a0d0e21e LW |
390 | RETURN; |
391 | } | |
392 | } | |
393 | RETPUSHUNDEF; | |
394 | } | |
395 | } | |
396 | ||
79072805 LW |
397 | PP(pp_rv2cv) |
398 | { | |
4e35701f | 399 | djSP; |
79072805 LW |
400 | GV *gv; |
401 | HV *stash; | |
8990e307 | 402 | |
4633a7c4 LW |
403 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
404 | /* (But not in defined().) */ | |
533c011a | 405 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(PL_op->op_flags & OPf_SPECIAL)); |
07055b4c CS |
406 | if (cv) { |
407 | if (CvCLONE(cv)) | |
408 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
cd06dffe | 409 | if ((PL_op->op_private & OPpLVAL_INTRO) && !CvLVALUE(cv)) |
d470f89e | 410 | DIE(aTHX_ "Can't modify non-lvalue subroutine call"); |
07055b4c CS |
411 | } |
412 | else | |
3280af22 | 413 | cv = (CV*)&PL_sv_undef; |
79072805 LW |
414 | SETs((SV*)cv); |
415 | RETURN; | |
416 | } | |
417 | ||
c07a80fd | 418 | PP(pp_prototype) |
419 | { | |
4e35701f | 420 | djSP; |
c07a80fd | 421 | CV *cv; |
422 | HV *stash; | |
423 | GV *gv; | |
424 | SV *ret; | |
425 | ||
3280af22 | 426 | ret = &PL_sv_undef; |
b6c543e3 IZ |
427 | if (SvPOK(TOPs) && SvCUR(TOPs) >= 7) { |
428 | char *s = SvPVX(TOPs); | |
429 | if (strnEQ(s, "CORE::", 6)) { | |
430 | int code; | |
431 | ||
432 | code = keyword(s + 6, SvCUR(TOPs) - 6); | |
433 | if (code < 0) { /* Overridable. */ | |
434 | #define MAX_ARGS_OP ((sizeof(I32) - 1) * 2) | |
435 | int i = 0, n = 0, seen_question = 0; | |
436 | I32 oa; | |
437 | char str[ MAX_ARGS_OP * 2 + 2 ]; /* One ';', one '\0' */ | |
438 | ||
439 | while (i < MAXO) { /* The slow way. */ | |
22c35a8c GS |
440 | if (strEQ(s + 6, PL_op_name[i]) |
441 | || strEQ(s + 6, PL_op_desc[i])) | |
442 | { | |
b6c543e3 | 443 | goto found; |
22c35a8c | 444 | } |
b6c543e3 IZ |
445 | i++; |
446 | } | |
447 | goto nonesuch; /* Should not happen... */ | |
448 | found: | |
22c35a8c | 449 | oa = PL_opargs[i] >> OASHIFT; |
b6c543e3 IZ |
450 | while (oa) { |
451 | if (oa & OA_OPTIONAL) { | |
452 | seen_question = 1; | |
453 | str[n++] = ';'; | |
ef54e1a4 JH |
454 | } |
455 | else if (seen_question) | |
b6c543e3 IZ |
456 | goto set; /* XXXX system, exec */ |
457 | if ((oa & (OA_OPTIONAL - 1)) >= OA_AVREF | |
458 | && (oa & (OA_OPTIONAL - 1)) <= OA_HVREF) { | |
459 | str[n++] = '\\'; | |
460 | } | |
461 | /* What to do with R ((un)tie, tied, (sys)read, recv)? */ | |
462 | str[n++] = ("?$@@%&*$")[oa & (OA_OPTIONAL - 1)]; | |
463 | oa = oa >> 4; | |
464 | } | |
465 | str[n++] = '\0'; | |
79cb57f6 | 466 | ret = sv_2mortal(newSVpvn(str, n - 1)); |
ef54e1a4 JH |
467 | } |
468 | else if (code) /* Non-Overridable */ | |
b6c543e3 IZ |
469 | goto set; |
470 | else { /* None such */ | |
471 | nonesuch: | |
d470f89e | 472 | DIE(aTHX_ "Can't find an opnumber for \"%s\"", s+6); |
b6c543e3 IZ |
473 | } |
474 | } | |
475 | } | |
c07a80fd | 476 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); |
5f05dabc | 477 | if (cv && SvPOK(cv)) |
79cb57f6 | 478 | ret = sv_2mortal(newSVpvn(SvPVX(cv), SvCUR(cv))); |
b6c543e3 | 479 | set: |
c07a80fd | 480 | SETs(ret); |
481 | RETURN; | |
482 | } | |
483 | ||
a0d0e21e LW |
484 | PP(pp_anoncode) |
485 | { | |
4e35701f | 486 | djSP; |
533c011a | 487 | CV* cv = (CV*)PL_curpad[PL_op->op_targ]; |
a5f75d66 | 488 | if (CvCLONE(cv)) |
b355b4e0 | 489 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 490 | EXTEND(SP,1); |
748a9306 | 491 | PUSHs((SV*)cv); |
a0d0e21e LW |
492 | RETURN; |
493 | } | |
494 | ||
495 | PP(pp_srefgen) | |
79072805 | 496 | { |
4e35701f | 497 | djSP; |
71be2cbc | 498 | *SP = refto(*SP); |
79072805 | 499 | RETURN; |
8ec5e241 | 500 | } |
a0d0e21e LW |
501 | |
502 | PP(pp_refgen) | |
503 | { | |
4e35701f | 504 | djSP; dMARK; |
a0d0e21e | 505 | if (GIMME != G_ARRAY) { |
5f0b1d4e GS |
506 | if (++MARK <= SP) |
507 | *MARK = *SP; | |
508 | else | |
3280af22 | 509 | *MARK = &PL_sv_undef; |
5f0b1d4e GS |
510 | *MARK = refto(*MARK); |
511 | SP = MARK; | |
512 | RETURN; | |
a0d0e21e | 513 | } |
bbce6d69 | 514 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 515 | while (++MARK <= SP) |
516 | *MARK = refto(*MARK); | |
a0d0e21e | 517 | RETURN; |
79072805 LW |
518 | } |
519 | ||
76e3520e | 520 | STATIC SV* |
cea2e8a9 | 521 | S_refto(pTHX_ SV *sv) |
71be2cbc | 522 | { |
523 | SV* rv; | |
524 | ||
525 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
526 | if (LvTARGLEN(sv)) | |
68dc0745 | 527 | vivify_defelem(sv); |
528 | if (!(sv = LvTARG(sv))) | |
3280af22 | 529 | sv = &PL_sv_undef; |
0dd88869 | 530 | else |
a6c40364 | 531 | (void)SvREFCNT_inc(sv); |
71be2cbc | 532 | } |
d8b46c1b GS |
533 | else if (SvTYPE(sv) == SVt_PVAV) { |
534 | if (!AvREAL((AV*)sv) && AvREIFY((AV*)sv)) | |
535 | av_reify((AV*)sv); | |
536 | SvTEMP_off(sv); | |
537 | (void)SvREFCNT_inc(sv); | |
538 | } | |
71be2cbc | 539 | else if (SvPADTMP(sv)) |
540 | sv = newSVsv(sv); | |
541 | else { | |
542 | SvTEMP_off(sv); | |
543 | (void)SvREFCNT_inc(sv); | |
544 | } | |
545 | rv = sv_newmortal(); | |
546 | sv_upgrade(rv, SVt_RV); | |
547 | SvRV(rv) = sv; | |
548 | SvROK_on(rv); | |
549 | return rv; | |
550 | } | |
551 | ||
79072805 LW |
552 | PP(pp_ref) |
553 | { | |
4e35701f | 554 | djSP; dTARGET; |
463ee0b2 | 555 | SV *sv; |
79072805 LW |
556 | char *pv; |
557 | ||
a0d0e21e | 558 | sv = POPs; |
f12c7020 | 559 | |
560 | if (sv && SvGMAGICAL(sv)) | |
8ec5e241 | 561 | mg_get(sv); |
f12c7020 | 562 | |
a0d0e21e | 563 | if (!sv || !SvROK(sv)) |
4633a7c4 | 564 | RETPUSHNO; |
79072805 | 565 | |
ed6116ce | 566 | sv = SvRV(sv); |
a0d0e21e | 567 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 568 | PUSHp(pv, strlen(pv)); |
79072805 LW |
569 | RETURN; |
570 | } | |
571 | ||
572 | PP(pp_bless) | |
573 | { | |
4e35701f | 574 | djSP; |
463ee0b2 | 575 | HV *stash; |
79072805 | 576 | |
463ee0b2 | 577 | if (MAXARG == 1) |
3280af22 | 578 | stash = PL_curcop->cop_stash; |
7b8d334a GS |
579 | else { |
580 | SV *ssv = POPs; | |
581 | STRLEN len; | |
582 | char *ptr = SvPV(ssv,len); | |
599cee73 | 583 | if (ckWARN(WARN_UNSAFE) && len == 0) |
cea2e8a9 | 584 | Perl_warner(aTHX_ WARN_UNSAFE, |
599cee73 | 585 | "Explicit blessing to '' (assuming package main)"); |
7b8d334a GS |
586 | stash = gv_stashpvn(ptr, len, TRUE); |
587 | } | |
a0d0e21e | 588 | |
5d3fdfeb | 589 | (void)sv_bless(TOPs, stash); |
79072805 LW |
590 | RETURN; |
591 | } | |
592 | ||
fb73857a | 593 | PP(pp_gelem) |
594 | { | |
595 | GV *gv; | |
596 | SV *sv; | |
76e3520e | 597 | SV *tmpRef; |
fb73857a | 598 | char *elem; |
4e35701f | 599 | djSP; |
2d8e6c8d GS |
600 | STRLEN n_a; |
601 | ||
fb73857a | 602 | sv = POPs; |
2d8e6c8d | 603 | elem = SvPV(sv, n_a); |
fb73857a | 604 | gv = (GV*)POPs; |
76e3520e | 605 | tmpRef = Nullsv; |
fb73857a | 606 | sv = Nullsv; |
607 | switch (elem ? *elem : '\0') | |
608 | { | |
609 | case 'A': | |
610 | if (strEQ(elem, "ARRAY")) | |
76e3520e | 611 | tmpRef = (SV*)GvAV(gv); |
fb73857a | 612 | break; |
613 | case 'C': | |
614 | if (strEQ(elem, "CODE")) | |
76e3520e | 615 | tmpRef = (SV*)GvCVu(gv); |
fb73857a | 616 | break; |
617 | case 'F': | |
618 | if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */ | |
76e3520e | 619 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 620 | break; |
621 | case 'G': | |
622 | if (strEQ(elem, "GLOB")) | |
76e3520e | 623 | tmpRef = (SV*)gv; |
fb73857a | 624 | break; |
625 | case 'H': | |
626 | if (strEQ(elem, "HASH")) | |
76e3520e | 627 | tmpRef = (SV*)GvHV(gv); |
fb73857a | 628 | break; |
629 | case 'I': | |
630 | if (strEQ(elem, "IO")) | |
76e3520e | 631 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 632 | break; |
633 | case 'N': | |
634 | if (strEQ(elem, "NAME")) | |
79cb57f6 | 635 | sv = newSVpvn(GvNAME(gv), GvNAMELEN(gv)); |
fb73857a | 636 | break; |
637 | case 'P': | |
638 | if (strEQ(elem, "PACKAGE")) | |
639 | sv = newSVpv(HvNAME(GvSTASH(gv)), 0); | |
640 | break; | |
641 | case 'S': | |
642 | if (strEQ(elem, "SCALAR")) | |
76e3520e | 643 | tmpRef = GvSV(gv); |
fb73857a | 644 | break; |
645 | } | |
76e3520e GS |
646 | if (tmpRef) |
647 | sv = newRV(tmpRef); | |
fb73857a | 648 | if (sv) |
649 | sv_2mortal(sv); | |
650 | else | |
3280af22 | 651 | sv = &PL_sv_undef; |
fb73857a | 652 | XPUSHs(sv); |
653 | RETURN; | |
654 | } | |
655 | ||
a0d0e21e | 656 | /* Pattern matching */ |
79072805 | 657 | |
a0d0e21e | 658 | PP(pp_study) |
79072805 | 659 | { |
4e35701f | 660 | djSP; dPOPss; |
a0d0e21e LW |
661 | register unsigned char *s; |
662 | register I32 pos; | |
663 | register I32 ch; | |
664 | register I32 *sfirst; | |
665 | register I32 *snext; | |
a0d0e21e LW |
666 | STRLEN len; |
667 | ||
3280af22 | 668 | if (sv == PL_lastscream) { |
1e422769 | 669 | if (SvSCREAM(sv)) |
670 | RETPUSHYES; | |
671 | } | |
c07a80fd | 672 | else { |
3280af22 NIS |
673 | if (PL_lastscream) { |
674 | SvSCREAM_off(PL_lastscream); | |
675 | SvREFCNT_dec(PL_lastscream); | |
c07a80fd | 676 | } |
3280af22 | 677 | PL_lastscream = SvREFCNT_inc(sv); |
c07a80fd | 678 | } |
1e422769 | 679 | |
680 | s = (unsigned char*)(SvPV(sv, len)); | |
681 | pos = len; | |
682 | if (pos <= 0) | |
683 | RETPUSHNO; | |
3280af22 NIS |
684 | if (pos > PL_maxscream) { |
685 | if (PL_maxscream < 0) { | |
686 | PL_maxscream = pos + 80; | |
687 | New(301, PL_screamfirst, 256, I32); | |
688 | New(302, PL_screamnext, PL_maxscream, I32); | |
79072805 LW |
689 | } |
690 | else { | |
3280af22 NIS |
691 | PL_maxscream = pos + pos / 4; |
692 | Renew(PL_screamnext, PL_maxscream, I32); | |
79072805 | 693 | } |
79072805 | 694 | } |
a0d0e21e | 695 | |
3280af22 NIS |
696 | sfirst = PL_screamfirst; |
697 | snext = PL_screamnext; | |
a0d0e21e LW |
698 | |
699 | if (!sfirst || !snext) | |
cea2e8a9 | 700 | DIE(aTHX_ "do_study: out of memory"); |
a0d0e21e LW |
701 | |
702 | for (ch = 256; ch; --ch) | |
703 | *sfirst++ = -1; | |
704 | sfirst -= 256; | |
705 | ||
706 | while (--pos >= 0) { | |
707 | ch = s[pos]; | |
708 | if (sfirst[ch] >= 0) | |
709 | snext[pos] = sfirst[ch] - pos; | |
710 | else | |
711 | snext[pos] = -pos; | |
712 | sfirst[ch] = pos; | |
79072805 LW |
713 | } |
714 | ||
c07a80fd | 715 | SvSCREAM_on(sv); |
464e2e8a | 716 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
1e422769 | 717 | RETPUSHYES; |
79072805 LW |
718 | } |
719 | ||
a0d0e21e | 720 | PP(pp_trans) |
79072805 | 721 | { |
4e35701f | 722 | djSP; dTARG; |
a0d0e21e LW |
723 | SV *sv; |
724 | ||
533c011a | 725 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e | 726 | sv = POPs; |
79072805 | 727 | else { |
54b9620d | 728 | sv = DEFSV; |
a0d0e21e | 729 | EXTEND(SP,1); |
79072805 | 730 | } |
adbc6bb1 | 731 | TARG = sv_newmortal(); |
4757a243 | 732 | PUSHi(do_trans(sv)); |
a0d0e21e | 733 | RETURN; |
79072805 LW |
734 | } |
735 | ||
a0d0e21e | 736 | /* Lvalue operators. */ |
79072805 | 737 | |
a0d0e21e LW |
738 | PP(pp_schop) |
739 | { | |
4e35701f | 740 | djSP; dTARGET; |
a0d0e21e LW |
741 | do_chop(TARG, TOPs); |
742 | SETTARG; | |
743 | RETURN; | |
79072805 LW |
744 | } |
745 | ||
a0d0e21e | 746 | PP(pp_chop) |
79072805 | 747 | { |
4e35701f | 748 | djSP; dMARK; dTARGET; |
a0d0e21e LW |
749 | while (SP > MARK) |
750 | do_chop(TARG, POPs); | |
751 | PUSHTARG; | |
752 | RETURN; | |
79072805 LW |
753 | } |
754 | ||
a0d0e21e | 755 | PP(pp_schomp) |
79072805 | 756 | { |
4e35701f | 757 | djSP; dTARGET; |
a0d0e21e LW |
758 | SETi(do_chomp(TOPs)); |
759 | RETURN; | |
79072805 LW |
760 | } |
761 | ||
a0d0e21e | 762 | PP(pp_chomp) |
79072805 | 763 | { |
4e35701f | 764 | djSP; dMARK; dTARGET; |
a0d0e21e | 765 | register I32 count = 0; |
8ec5e241 | 766 | |
a0d0e21e LW |
767 | while (SP > MARK) |
768 | count += do_chomp(POPs); | |
769 | PUSHi(count); | |
770 | RETURN; | |
79072805 LW |
771 | } |
772 | ||
a0d0e21e | 773 | PP(pp_defined) |
463ee0b2 | 774 | { |
4e35701f | 775 | djSP; |
a0d0e21e LW |
776 | register SV* sv; |
777 | ||
778 | sv = POPs; | |
779 | if (!sv || !SvANY(sv)) | |
780 | RETPUSHNO; | |
781 | switch (SvTYPE(sv)) { | |
782 | case SVt_PVAV: | |
6051dbdb | 783 | if (AvMAX(sv) >= 0 || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
784 | RETPUSHYES; |
785 | break; | |
786 | case SVt_PVHV: | |
6051dbdb | 787 | if (HvARRAY(sv) || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
788 | RETPUSHYES; |
789 | break; | |
790 | case SVt_PVCV: | |
791 | if (CvROOT(sv) || CvXSUB(sv)) | |
792 | RETPUSHYES; | |
793 | break; | |
794 | default: | |
795 | if (SvGMAGICAL(sv)) | |
796 | mg_get(sv); | |
797 | if (SvOK(sv)) | |
798 | RETPUSHYES; | |
799 | } | |
800 | RETPUSHNO; | |
463ee0b2 LW |
801 | } |
802 | ||
a0d0e21e LW |
803 | PP(pp_undef) |
804 | { | |
4e35701f | 805 | djSP; |
a0d0e21e LW |
806 | SV *sv; |
807 | ||
533c011a | 808 | if (!PL_op->op_private) { |
774d564b | 809 | EXTEND(SP, 1); |
a0d0e21e | 810 | RETPUSHUNDEF; |
774d564b | 811 | } |
79072805 | 812 | |
a0d0e21e LW |
813 | sv = POPs; |
814 | if (!sv) | |
815 | RETPUSHUNDEF; | |
85e6fe83 | 816 | |
6fc92669 GS |
817 | if (SvTHINKFIRST(sv)) |
818 | sv_force_normal(sv); | |
85e6fe83 | 819 | |
a0d0e21e LW |
820 | switch (SvTYPE(sv)) { |
821 | case SVt_NULL: | |
822 | break; | |
823 | case SVt_PVAV: | |
824 | av_undef((AV*)sv); | |
825 | break; | |
826 | case SVt_PVHV: | |
827 | hv_undef((HV*)sv); | |
828 | break; | |
829 | case SVt_PVCV: | |
599cee73 | 830 | if (ckWARN(WARN_UNSAFE) && cv_const_sv((CV*)sv)) |
cea2e8a9 | 831 | Perl_warner(aTHX_ WARN_UNSAFE, "Constant subroutine %s undefined", |
54310121 | 832 | CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv))); |
9607fc9c | 833 | /* FALL THROUGH */ |
834 | case SVt_PVFM: | |
6fc92669 GS |
835 | { |
836 | /* let user-undef'd sub keep its identity */ | |
837 | GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv)); | |
838 | cv_undef((CV*)sv); | |
839 | CvGV((CV*)sv) = gv; | |
840 | } | |
a0d0e21e | 841 | break; |
8e07c86e | 842 | case SVt_PVGV: |
44a8e56a | 843 | if (SvFAKE(sv)) |
3280af22 | 844 | SvSetMagicSV(sv, &PL_sv_undef); |
20408e3c GS |
845 | else { |
846 | GP *gp; | |
847 | gp_free((GV*)sv); | |
848 | Newz(602, gp, 1, GP); | |
849 | GvGP(sv) = gp_ref(gp); | |
850 | GvSV(sv) = NEWSV(72,0); | |
3280af22 | 851 | GvLINE(sv) = PL_curcop->cop_line; |
20408e3c GS |
852 | GvEGV(sv) = (GV*)sv; |
853 | GvMULTI_on(sv); | |
854 | } | |
44a8e56a | 855 | break; |
a0d0e21e | 856 | default: |
1e422769 | 857 | if (SvTYPE(sv) >= SVt_PV && SvPVX(sv) && SvLEN(sv)) { |
4633a7c4 LW |
858 | (void)SvOOK_off(sv); |
859 | Safefree(SvPVX(sv)); | |
860 | SvPV_set(sv, Nullch); | |
861 | SvLEN_set(sv, 0); | |
a0d0e21e | 862 | } |
4633a7c4 LW |
863 | (void)SvOK_off(sv); |
864 | SvSETMAGIC(sv); | |
79072805 | 865 | } |
a0d0e21e LW |
866 | |
867 | RETPUSHUNDEF; | |
79072805 LW |
868 | } |
869 | ||
a0d0e21e | 870 | PP(pp_predec) |
79072805 | 871 | { |
4e35701f | 872 | djSP; |
68dc0745 | 873 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 874 | DIE(aTHX_ PL_no_modify); |
25da4f38 | 875 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 876 | SvIVX(TOPs) != IV_MIN) |
877 | { | |
748a9306 | 878 | --SvIVX(TOPs); |
55497cff | 879 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
880 | } |
881 | else | |
882 | sv_dec(TOPs); | |
a0d0e21e LW |
883 | SvSETMAGIC(TOPs); |
884 | return NORMAL; | |
885 | } | |
79072805 | 886 | |
a0d0e21e LW |
887 | PP(pp_postinc) |
888 | { | |
4e35701f | 889 | djSP; dTARGET; |
68dc0745 | 890 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 891 | DIE(aTHX_ PL_no_modify); |
a0d0e21e | 892 | sv_setsv(TARG, TOPs); |
25da4f38 | 893 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 894 | SvIVX(TOPs) != IV_MAX) |
895 | { | |
748a9306 | 896 | ++SvIVX(TOPs); |
55497cff | 897 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
898 | } |
899 | else | |
900 | sv_inc(TOPs); | |
a0d0e21e LW |
901 | SvSETMAGIC(TOPs); |
902 | if (!SvOK(TARG)) | |
903 | sv_setiv(TARG, 0); | |
904 | SETs(TARG); | |
905 | return NORMAL; | |
906 | } | |
79072805 | 907 | |
a0d0e21e LW |
908 | PP(pp_postdec) |
909 | { | |
4e35701f | 910 | djSP; dTARGET; |
43192e07 | 911 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 912 | DIE(aTHX_ PL_no_modify); |
a0d0e21e | 913 | sv_setsv(TARG, TOPs); |
25da4f38 | 914 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 915 | SvIVX(TOPs) != IV_MIN) |
916 | { | |
748a9306 | 917 | --SvIVX(TOPs); |
55497cff | 918 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
919 | } |
920 | else | |
921 | sv_dec(TOPs); | |
a0d0e21e LW |
922 | SvSETMAGIC(TOPs); |
923 | SETs(TARG); | |
924 | return NORMAL; | |
925 | } | |
79072805 | 926 | |
a0d0e21e LW |
927 | /* Ordinary operators. */ |
928 | ||
929 | PP(pp_pow) | |
930 | { | |
8ec5e241 | 931 | djSP; dATARGET; tryAMAGICbin(pow,opASSIGN); |
a0d0e21e LW |
932 | { |
933 | dPOPTOPnnrl; | |
934 | SETn( pow( left, right) ); | |
935 | RETURN; | |
93a17b20 | 936 | } |
a0d0e21e LW |
937 | } |
938 | ||
939 | PP(pp_multiply) | |
940 | { | |
8ec5e241 | 941 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
942 | { |
943 | dPOPTOPnnrl; | |
944 | SETn( left * right ); | |
945 | RETURN; | |
79072805 | 946 | } |
a0d0e21e LW |
947 | } |
948 | ||
949 | PP(pp_divide) | |
950 | { | |
8ec5e241 | 951 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e | 952 | { |
77676ba1 | 953 | dPOPPOPnnrl; |
65202027 | 954 | NV value; |
7a4c00b4 | 955 | if (right == 0.0) |
cea2e8a9 | 956 | DIE(aTHX_ "Illegal division by zero"); |
a0d0e21e LW |
957 | #ifdef SLOPPYDIVIDE |
958 | /* insure that 20./5. == 4. */ | |
959 | { | |
7a4c00b4 | 960 | IV k; |
65202027 DS |
961 | if ((NV)I_V(left) == left && |
962 | (NV)I_V(right) == right && | |
7a4c00b4 | 963 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { |
a0d0e21e | 964 | value = k; |
ef54e1a4 JH |
965 | } |
966 | else { | |
7a4c00b4 | 967 | value = left / right; |
79072805 | 968 | } |
a0d0e21e LW |
969 | } |
970 | #else | |
7a4c00b4 | 971 | value = left / right; |
a0d0e21e LW |
972 | #endif |
973 | PUSHn( value ); | |
974 | RETURN; | |
79072805 | 975 | } |
a0d0e21e LW |
976 | } |
977 | ||
978 | PP(pp_modulo) | |
979 | { | |
76e3520e | 980 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
a0d0e21e | 981 | { |
787eafbd IZ |
982 | UV left; |
983 | UV right; | |
984 | bool left_neg; | |
985 | bool right_neg; | |
986 | bool use_double = 0; | |
65202027 DS |
987 | NV dright; |
988 | NV dleft; | |
787eafbd IZ |
989 | |
990 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
991 | IV i = SvIVX(POPs); | |
992 | right = (right_neg = (i < 0)) ? -i : i; | |
993 | } | |
994 | else { | |
995 | dright = POPn; | |
996 | use_double = 1; | |
997 | right_neg = dright < 0; | |
998 | if (right_neg) | |
999 | dright = -dright; | |
1000 | } | |
a0d0e21e | 1001 | |
787eafbd IZ |
1002 | if (!use_double && SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
1003 | IV i = SvIVX(POPs); | |
1004 | left = (left_neg = (i < 0)) ? -i : i; | |
1005 | } | |
1006 | else { | |
1007 | dleft = POPn; | |
1008 | if (!use_double) { | |
a1bd196e GS |
1009 | use_double = 1; |
1010 | dright = right; | |
787eafbd IZ |
1011 | } |
1012 | left_neg = dleft < 0; | |
1013 | if (left_neg) | |
1014 | dleft = -dleft; | |
1015 | } | |
68dc0745 | 1016 | |
787eafbd | 1017 | if (use_double) { |
65202027 | 1018 | NV dans; |
787eafbd IZ |
1019 | |
1020 | #if 1 | |
787eafbd IZ |
1021 | /* Somehow U_V is pessimized even if CASTFLAGS is 0 */ |
1022 | # if CASTFLAGS & 2 | |
1023 | # define CAST_D2UV(d) U_V(d) | |
1024 | # else | |
1025 | # define CAST_D2UV(d) ((UV)(d)) | |
1026 | # endif | |
a1bd196e GS |
1027 | /* Tried to do this only in the case DOUBLESIZE <= UV_SIZE, |
1028 | * or, in other words, precision of UV more than of NV. | |
1029 | * But in fact the approach below turned out to be an | |
1030 | * optimization - floor() may be slow */ | |
787eafbd IZ |
1031 | if (dright <= UV_MAX && dleft <= UV_MAX) { |
1032 | right = CAST_D2UV(dright); | |
1033 | left = CAST_D2UV(dleft); | |
1034 | goto do_uv; | |
1035 | } | |
1036 | #endif | |
1037 | ||
1038 | /* Backward-compatibility clause: */ | |
853846ea NIS |
1039 | dright = floor(dright + 0.5); |
1040 | dleft = floor(dleft + 0.5); | |
787eafbd IZ |
1041 | |
1042 | if (!dright) | |
cea2e8a9 | 1043 | DIE(aTHX_ "Illegal modulus zero"); |
787eafbd | 1044 | |
65202027 | 1045 | dans = Perl_fmod(dleft, dright); |
787eafbd IZ |
1046 | if ((left_neg != right_neg) && dans) |
1047 | dans = dright - dans; | |
1048 | if (right_neg) | |
1049 | dans = -dans; | |
1050 | sv_setnv(TARG, dans); | |
1051 | } | |
1052 | else { | |
1053 | UV ans; | |
1054 | ||
1055 | do_uv: | |
1056 | if (!right) | |
cea2e8a9 | 1057 | DIE(aTHX_ "Illegal modulus zero"); |
787eafbd IZ |
1058 | |
1059 | ans = left % right; | |
1060 | if ((left_neg != right_neg) && ans) | |
1061 | ans = right - ans; | |
1062 | if (right_neg) { | |
1063 | /* XXX may warn: unary minus operator applied to unsigned type */ | |
1064 | /* could change -foo to be (~foo)+1 instead */ | |
1065 | if (ans <= ~((UV)IV_MAX)+1) | |
1066 | sv_setiv(TARG, ~ans+1); | |
1067 | else | |
65202027 | 1068 | sv_setnv(TARG, -(NV)ans); |
787eafbd IZ |
1069 | } |
1070 | else | |
1071 | sv_setuv(TARG, ans); | |
1072 | } | |
1073 | PUSHTARG; | |
1074 | RETURN; | |
79072805 | 1075 | } |
a0d0e21e | 1076 | } |
79072805 | 1077 | |
a0d0e21e LW |
1078 | PP(pp_repeat) |
1079 | { | |
4e35701f | 1080 | djSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
748a9306 | 1081 | { |
a0d0e21e | 1082 | register I32 count = POPi; |
533c011a | 1083 | if (GIMME == G_ARRAY && PL_op->op_private & OPpREPEAT_DOLIST) { |
a0d0e21e LW |
1084 | dMARK; |
1085 | I32 items = SP - MARK; | |
1086 | I32 max; | |
79072805 | 1087 | |
a0d0e21e LW |
1088 | max = items * count; |
1089 | MEXTEND(MARK, max); | |
1090 | if (count > 1) { | |
1091 | while (SP > MARK) { | |
1092 | if (*SP) | |
1093 | SvTEMP_off((*SP)); | |
1094 | SP--; | |
79072805 | 1095 | } |
a0d0e21e LW |
1096 | MARK++; |
1097 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
1098 | items * sizeof(SV*), count - 1); | |
1099 | SP += max; | |
79072805 | 1100 | } |
a0d0e21e LW |
1101 | else if (count <= 0) |
1102 | SP -= items; | |
79072805 | 1103 | } |
a0d0e21e LW |
1104 | else { /* Note: mark already snarfed by pp_list */ |
1105 | SV *tmpstr; | |
1106 | STRLEN len; | |
1107 | ||
1108 | tmpstr = POPs; | |
a0d0e21e LW |
1109 | SvSetSV(TARG, tmpstr); |
1110 | SvPV_force(TARG, len); | |
8ebc5c01 | 1111 | if (count != 1) { |
1112 | if (count < 1) | |
1113 | SvCUR_set(TARG, 0); | |
1114 | else { | |
1115 | SvGROW(TARG, (count * len) + 1); | |
a0d0e21e | 1116 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); |
8ebc5c01 | 1117 | SvCUR(TARG) *= count; |
7a4c00b4 | 1118 | } |
a0d0e21e | 1119 | *SvEND(TARG) = '\0'; |
a0d0e21e | 1120 | } |
8ebc5c01 | 1121 | (void)SvPOK_only(TARG); |
a0d0e21e | 1122 | PUSHTARG; |
79072805 | 1123 | } |
a0d0e21e | 1124 | RETURN; |
748a9306 | 1125 | } |
a0d0e21e | 1126 | } |
79072805 | 1127 | |
a0d0e21e LW |
1128 | PP(pp_subtract) |
1129 | { | |
8ec5e241 | 1130 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e | 1131 | { |
7a4c00b4 | 1132 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
1133 | SETn( left - right ); |
1134 | RETURN; | |
79072805 | 1135 | } |
a0d0e21e | 1136 | } |
79072805 | 1137 | |
a0d0e21e LW |
1138 | PP(pp_left_shift) |
1139 | { | |
8ec5e241 | 1140 | djSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); |
a0d0e21e | 1141 | { |
d0ba1bd2 JH |
1142 | IBW shift = POPi; |
1143 | if (PL_op->op_private & HINT_INTEGER) { | |
1144 | IBW i = TOPi; | |
1145 | i = BWi(i) << shift; | |
1146 | SETi(BWi(i)); | |
1147 | } | |
1148 | else { | |
1149 | UBW u = TOPu; | |
1150 | u <<= shift; | |
1151 | SETu(BWu(u)); | |
1152 | } | |
55497cff | 1153 | RETURN; |
79072805 | 1154 | } |
a0d0e21e | 1155 | } |
79072805 | 1156 | |
a0d0e21e LW |
1157 | PP(pp_right_shift) |
1158 | { | |
8ec5e241 | 1159 | djSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); |
a0d0e21e | 1160 | { |
d0ba1bd2 JH |
1161 | IBW shift = POPi; |
1162 | if (PL_op->op_private & HINT_INTEGER) { | |
1163 | IBW i = TOPi; | |
1164 | i = BWi(i) >> shift; | |
1165 | SETi(BWi(i)); | |
1166 | } | |
1167 | else { | |
1168 | UBW u = TOPu; | |
1169 | u >>= shift; | |
1170 | SETu(BWu(u)); | |
1171 | } | |
a0d0e21e | 1172 | RETURN; |
93a17b20 | 1173 | } |
79072805 LW |
1174 | } |
1175 | ||
a0d0e21e | 1176 | PP(pp_lt) |
79072805 | 1177 | { |
8ec5e241 | 1178 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1179 | { |
1180 | dPOPnv; | |
54310121 | 1181 | SETs(boolSV(TOPn < value)); |
a0d0e21e | 1182 | RETURN; |
79072805 | 1183 | } |
a0d0e21e | 1184 | } |
79072805 | 1185 | |
a0d0e21e LW |
1186 | PP(pp_gt) |
1187 | { | |
8ec5e241 | 1188 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1189 | { |
1190 | dPOPnv; | |
54310121 | 1191 | SETs(boolSV(TOPn > value)); |
a0d0e21e | 1192 | RETURN; |
79072805 | 1193 | } |
a0d0e21e LW |
1194 | } |
1195 | ||
1196 | PP(pp_le) | |
1197 | { | |
8ec5e241 | 1198 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1199 | { |
1200 | dPOPnv; | |
54310121 | 1201 | SETs(boolSV(TOPn <= value)); |
a0d0e21e | 1202 | RETURN; |
79072805 | 1203 | } |
a0d0e21e LW |
1204 | } |
1205 | ||
1206 | PP(pp_ge) | |
1207 | { | |
8ec5e241 | 1208 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1209 | { |
1210 | dPOPnv; | |
54310121 | 1211 | SETs(boolSV(TOPn >= value)); |
a0d0e21e | 1212 | RETURN; |
79072805 | 1213 | } |
a0d0e21e | 1214 | } |
79072805 | 1215 | |
a0d0e21e LW |
1216 | PP(pp_ne) |
1217 | { | |
8ec5e241 | 1218 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1219 | { |
1220 | dPOPnv; | |
54310121 | 1221 | SETs(boolSV(TOPn != value)); |
a0d0e21e LW |
1222 | RETURN; |
1223 | } | |
79072805 LW |
1224 | } |
1225 | ||
a0d0e21e | 1226 | PP(pp_ncmp) |
79072805 | 1227 | { |
8ec5e241 | 1228 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1229 | { |
1230 | dPOPTOPnnrl; | |
1231 | I32 value; | |
79072805 | 1232 | |
ff0cee69 | 1233 | if (left == right) |
a0d0e21e | 1234 | value = 0; |
a0d0e21e LW |
1235 | else if (left < right) |
1236 | value = -1; | |
44a8e56a | 1237 | else if (left > right) |
1238 | value = 1; | |
1239 | else { | |
3280af22 | 1240 | SETs(&PL_sv_undef); |
44a8e56a | 1241 | RETURN; |
1242 | } | |
a0d0e21e LW |
1243 | SETi(value); |
1244 | RETURN; | |
79072805 | 1245 | } |
a0d0e21e | 1246 | } |
79072805 | 1247 | |
a0d0e21e LW |
1248 | PP(pp_slt) |
1249 | { | |
8ec5e241 | 1250 | djSP; tryAMAGICbinSET(slt,0); |
a0d0e21e LW |
1251 | { |
1252 | dPOPTOPssrl; | |
533c011a | 1253 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1254 | ? sv_cmp_locale(left, right) |
1255 | : sv_cmp(left, right)); | |
54310121 | 1256 | SETs(boolSV(cmp < 0)); |
a0d0e21e LW |
1257 | RETURN; |
1258 | } | |
79072805 LW |
1259 | } |
1260 | ||
a0d0e21e | 1261 | PP(pp_sgt) |
79072805 | 1262 | { |
8ec5e241 | 1263 | djSP; tryAMAGICbinSET(sgt,0); |
a0d0e21e LW |
1264 | { |
1265 | dPOPTOPssrl; | |
533c011a | 1266 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1267 | ? sv_cmp_locale(left, right) |
1268 | : sv_cmp(left, right)); | |
54310121 | 1269 | SETs(boolSV(cmp > 0)); |
a0d0e21e LW |
1270 | RETURN; |
1271 | } | |
1272 | } | |
79072805 | 1273 | |
a0d0e21e LW |
1274 | PP(pp_sle) |
1275 | { | |
8ec5e241 | 1276 | djSP; tryAMAGICbinSET(sle,0); |
a0d0e21e LW |
1277 | { |
1278 | dPOPTOPssrl; | |
533c011a | 1279 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1280 | ? sv_cmp_locale(left, right) |
1281 | : sv_cmp(left, right)); | |
54310121 | 1282 | SETs(boolSV(cmp <= 0)); |
a0d0e21e | 1283 | RETURN; |
79072805 | 1284 | } |
79072805 LW |
1285 | } |
1286 | ||
a0d0e21e LW |
1287 | PP(pp_sge) |
1288 | { | |
8ec5e241 | 1289 | djSP; tryAMAGICbinSET(sge,0); |
a0d0e21e LW |
1290 | { |
1291 | dPOPTOPssrl; | |
533c011a | 1292 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1293 | ? sv_cmp_locale(left, right) |
1294 | : sv_cmp(left, right)); | |
54310121 | 1295 | SETs(boolSV(cmp >= 0)); |
a0d0e21e LW |
1296 | RETURN; |
1297 | } | |
1298 | } | |
79072805 | 1299 | |
36477c24 | 1300 | PP(pp_seq) |
1301 | { | |
8ec5e241 | 1302 | djSP; tryAMAGICbinSET(seq,0); |
36477c24 | 1303 | { |
1304 | dPOPTOPssrl; | |
54310121 | 1305 | SETs(boolSV(sv_eq(left, right))); |
a0d0e21e LW |
1306 | RETURN; |
1307 | } | |
1308 | } | |
79072805 | 1309 | |
a0d0e21e | 1310 | PP(pp_sne) |
79072805 | 1311 | { |
8ec5e241 | 1312 | djSP; tryAMAGICbinSET(sne,0); |
a0d0e21e LW |
1313 | { |
1314 | dPOPTOPssrl; | |
54310121 | 1315 | SETs(boolSV(!sv_eq(left, right))); |
a0d0e21e | 1316 | RETURN; |
463ee0b2 | 1317 | } |
79072805 LW |
1318 | } |
1319 | ||
a0d0e21e | 1320 | PP(pp_scmp) |
79072805 | 1321 | { |
4e35701f | 1322 | djSP; dTARGET; tryAMAGICbin(scmp,0); |
a0d0e21e LW |
1323 | { |
1324 | dPOPTOPssrl; | |
533c011a | 1325 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1326 | ? sv_cmp_locale(left, right) |
1327 | : sv_cmp(left, right)); | |
1328 | SETi( cmp ); | |
a0d0e21e LW |
1329 | RETURN; |
1330 | } | |
1331 | } | |
79072805 | 1332 | |
55497cff | 1333 | PP(pp_bit_and) |
1334 | { | |
8ec5e241 | 1335 | djSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
a0d0e21e LW |
1336 | { |
1337 | dPOPTOPssrl; | |
4633a7c4 | 1338 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 JH |
1339 | if (PL_op->op_private & HINT_INTEGER) { |
1340 | IBW value = SvIV(left) & SvIV(right); | |
1341 | SETi(BWi(value)); | |
1342 | } | |
1343 | else { | |
1344 | UBW value = SvUV(left) & SvUV(right); | |
1345 | SETu(BWu(value)); | |
1346 | } | |
a0d0e21e LW |
1347 | } |
1348 | else { | |
533c011a | 1349 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1350 | SETTARG; |
1351 | } | |
1352 | RETURN; | |
1353 | } | |
1354 | } | |
79072805 | 1355 | |
a0d0e21e LW |
1356 | PP(pp_bit_xor) |
1357 | { | |
8ec5e241 | 1358 | djSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); |
a0d0e21e LW |
1359 | { |
1360 | dPOPTOPssrl; | |
4633a7c4 | 1361 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 JH |
1362 | if (PL_op->op_private & HINT_INTEGER) { |
1363 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); | |
1364 | SETi(BWi(value)); | |
1365 | } | |
1366 | else { | |
1367 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); | |
1368 | SETu(BWu(value)); | |
1369 | } | |
a0d0e21e LW |
1370 | } |
1371 | else { | |
533c011a | 1372 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1373 | SETTARG; |
1374 | } | |
1375 | RETURN; | |
1376 | } | |
1377 | } | |
79072805 | 1378 | |
a0d0e21e LW |
1379 | PP(pp_bit_or) |
1380 | { | |
8ec5e241 | 1381 | djSP; dATARGET; tryAMAGICbin(bor,opASSIGN); |
a0d0e21e LW |
1382 | { |
1383 | dPOPTOPssrl; | |
4633a7c4 | 1384 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 JH |
1385 | if (PL_op->op_private & HINT_INTEGER) { |
1386 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); | |
1387 | SETi(BWi(value)); | |
1388 | } | |
1389 | else { | |
1390 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); | |
1391 | SETu(BWu(value)); | |
1392 | } | |
a0d0e21e LW |
1393 | } |
1394 | else { | |
533c011a | 1395 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1396 | SETTARG; |
1397 | } | |
1398 | RETURN; | |
79072805 | 1399 | } |
a0d0e21e | 1400 | } |
79072805 | 1401 | |
a0d0e21e LW |
1402 | PP(pp_negate) |
1403 | { | |
4e35701f | 1404 | djSP; dTARGET; tryAMAGICun(neg); |
a0d0e21e LW |
1405 | { |
1406 | dTOPss; | |
4633a7c4 LW |
1407 | if (SvGMAGICAL(sv)) |
1408 | mg_get(sv); | |
55497cff | 1409 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1410 | SETi(-SvIVX(sv)); | |
1411 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1412 | SETn(-SvNV(sv)); |
4633a7c4 | 1413 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1414 | STRLEN len; |
1415 | char *s = SvPV(sv, len); | |
bbce6d69 | 1416 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1417 | sv_setpvn(TARG, "-", 1); |
1418 | sv_catsv(TARG, sv); | |
79072805 | 1419 | } |
a0d0e21e LW |
1420 | else if (*s == '+' || *s == '-') { |
1421 | sv_setsv(TARG, sv); | |
1422 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 | 1423 | } |
b86a2fa7 | 1424 | else if (IN_UTF8 && *(U8*)s >= 0xc0 && isIDFIRST_utf8((U8*)s)) { |
834a4ddd LW |
1425 | sv_setpvn(TARG, "-", 1); |
1426 | sv_catsv(TARG, sv); | |
1427 | } | |
79072805 | 1428 | else |
a0d0e21e LW |
1429 | sv_setnv(TARG, -SvNV(sv)); |
1430 | SETTARG; | |
79072805 | 1431 | } |
4633a7c4 LW |
1432 | else |
1433 | SETn(-SvNV(sv)); | |
79072805 | 1434 | } |
a0d0e21e | 1435 | RETURN; |
79072805 LW |
1436 | } |
1437 | ||
a0d0e21e | 1438 | PP(pp_not) |
79072805 | 1439 | { |
4e35701f | 1440 | djSP; tryAMAGICunSET(not); |
3280af22 | 1441 | *PL_stack_sp = boolSV(!SvTRUE(*PL_stack_sp)); |
a0d0e21e | 1442 | return NORMAL; |
79072805 LW |
1443 | } |
1444 | ||
a0d0e21e | 1445 | PP(pp_complement) |
79072805 | 1446 | { |
8ec5e241 | 1447 | djSP; dTARGET; tryAMAGICun(compl); |
a0d0e21e LW |
1448 | { |
1449 | dTOPss; | |
4633a7c4 | 1450 | if (SvNIOKp(sv)) { |
d0ba1bd2 JH |
1451 | if (PL_op->op_private & HINT_INTEGER) { |
1452 | IBW value = ~SvIV(sv); | |
1453 | SETi(BWi(value)); | |
1454 | } | |
1455 | else { | |
1456 | UBW value = ~SvUV(sv); | |
1457 | SETu(BWu(value)); | |
1458 | } | |
a0d0e21e LW |
1459 | } |
1460 | else { | |
1461 | register char *tmps; | |
1462 | register long *tmpl; | |
55497cff | 1463 | register I32 anum; |
a0d0e21e LW |
1464 | STRLEN len; |
1465 | ||
1466 | SvSetSV(TARG, sv); | |
1467 | tmps = SvPV_force(TARG, len); | |
1468 | anum = len; | |
1469 | #ifdef LIBERAL | |
1470 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1471 | *tmps = ~*tmps; | |
1472 | tmpl = (long*)tmps; | |
1473 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1474 | *tmpl = ~*tmpl; | |
1475 | tmps = (char*)tmpl; | |
1476 | #endif | |
1477 | for ( ; anum > 0; anum--, tmps++) | |
1478 | *tmps = ~*tmps; | |
1479 | ||
1480 | SETs(TARG); | |
1481 | } | |
1482 | RETURN; | |
1483 | } | |
79072805 LW |
1484 | } |
1485 | ||
a0d0e21e LW |
1486 | /* integer versions of some of the above */ |
1487 | ||
a0d0e21e | 1488 | PP(pp_i_multiply) |
79072805 | 1489 | { |
8ec5e241 | 1490 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
1491 | { |
1492 | dPOPTOPiirl; | |
1493 | SETi( left * right ); | |
1494 | RETURN; | |
1495 | } | |
79072805 LW |
1496 | } |
1497 | ||
a0d0e21e | 1498 | PP(pp_i_divide) |
79072805 | 1499 | { |
8ec5e241 | 1500 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e LW |
1501 | { |
1502 | dPOPiv; | |
1503 | if (value == 0) | |
cea2e8a9 | 1504 | DIE(aTHX_ "Illegal division by zero"); |
a0d0e21e LW |
1505 | value = POPi / value; |
1506 | PUSHi( value ); | |
1507 | RETURN; | |
1508 | } | |
79072805 LW |
1509 | } |
1510 | ||
a0d0e21e | 1511 | PP(pp_i_modulo) |
79072805 | 1512 | { |
76e3520e | 1513 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
79072805 | 1514 | { |
a0d0e21e | 1515 | dPOPTOPiirl; |
aa306039 | 1516 | if (!right) |
cea2e8a9 | 1517 | DIE(aTHX_ "Illegal modulus zero"); |
a0d0e21e LW |
1518 | SETi( left % right ); |
1519 | RETURN; | |
79072805 | 1520 | } |
79072805 LW |
1521 | } |
1522 | ||
a0d0e21e | 1523 | PP(pp_i_add) |
79072805 | 1524 | { |
8ec5e241 | 1525 | djSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
a0d0e21e LW |
1526 | { |
1527 | dPOPTOPiirl; | |
1528 | SETi( left + right ); | |
1529 | RETURN; | |
79072805 | 1530 | } |
79072805 LW |
1531 | } |
1532 | ||
a0d0e21e | 1533 | PP(pp_i_subtract) |
79072805 | 1534 | { |
8ec5e241 | 1535 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e LW |
1536 | { |
1537 | dPOPTOPiirl; | |
1538 | SETi( left - right ); | |
1539 | RETURN; | |
79072805 | 1540 | } |
79072805 LW |
1541 | } |
1542 | ||
a0d0e21e | 1543 | PP(pp_i_lt) |
79072805 | 1544 | { |
8ec5e241 | 1545 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1546 | { |
1547 | dPOPTOPiirl; | |
54310121 | 1548 | SETs(boolSV(left < right)); |
a0d0e21e LW |
1549 | RETURN; |
1550 | } | |
79072805 LW |
1551 | } |
1552 | ||
a0d0e21e | 1553 | PP(pp_i_gt) |
79072805 | 1554 | { |
8ec5e241 | 1555 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1556 | { |
1557 | dPOPTOPiirl; | |
54310121 | 1558 | SETs(boolSV(left > right)); |
a0d0e21e LW |
1559 | RETURN; |
1560 | } | |
79072805 LW |
1561 | } |
1562 | ||
a0d0e21e | 1563 | PP(pp_i_le) |
79072805 | 1564 | { |
8ec5e241 | 1565 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1566 | { |
1567 | dPOPTOPiirl; | |
54310121 | 1568 | SETs(boolSV(left <= right)); |
a0d0e21e | 1569 | RETURN; |
85e6fe83 | 1570 | } |
79072805 LW |
1571 | } |
1572 | ||
a0d0e21e | 1573 | PP(pp_i_ge) |
79072805 | 1574 | { |
8ec5e241 | 1575 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1576 | { |
1577 | dPOPTOPiirl; | |
54310121 | 1578 | SETs(boolSV(left >= right)); |
a0d0e21e LW |
1579 | RETURN; |
1580 | } | |
79072805 LW |
1581 | } |
1582 | ||
a0d0e21e | 1583 | PP(pp_i_eq) |
79072805 | 1584 | { |
8ec5e241 | 1585 | djSP; tryAMAGICbinSET(eq,0); |
a0d0e21e LW |
1586 | { |
1587 | dPOPTOPiirl; | |
54310121 | 1588 | SETs(boolSV(left == right)); |
a0d0e21e LW |
1589 | RETURN; |
1590 | } | |
79072805 LW |
1591 | } |
1592 | ||
a0d0e21e | 1593 | PP(pp_i_ne) |
79072805 | 1594 | { |
8ec5e241 | 1595 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1596 | { |
1597 | dPOPTOPiirl; | |
54310121 | 1598 | SETs(boolSV(left != right)); |
a0d0e21e LW |
1599 | RETURN; |
1600 | } | |
79072805 LW |
1601 | } |
1602 | ||
a0d0e21e | 1603 | PP(pp_i_ncmp) |
79072805 | 1604 | { |
8ec5e241 | 1605 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1606 | { |
1607 | dPOPTOPiirl; | |
1608 | I32 value; | |
79072805 | 1609 | |
a0d0e21e | 1610 | if (left > right) |
79072805 | 1611 | value = 1; |
a0d0e21e | 1612 | else if (left < right) |
79072805 | 1613 | value = -1; |
a0d0e21e | 1614 | else |
79072805 | 1615 | value = 0; |
a0d0e21e LW |
1616 | SETi(value); |
1617 | RETURN; | |
79072805 | 1618 | } |
85e6fe83 LW |
1619 | } |
1620 | ||
1621 | PP(pp_i_negate) | |
1622 | { | |
4e35701f | 1623 | djSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1624 | SETi(-TOPi); |
1625 | RETURN; | |
1626 | } | |
1627 | ||
79072805 LW |
1628 | /* High falutin' math. */ |
1629 | ||
1630 | PP(pp_atan2) | |
1631 | { | |
8ec5e241 | 1632 | djSP; dTARGET; tryAMAGICbin(atan2,0); |
a0d0e21e LW |
1633 | { |
1634 | dPOPTOPnnrl; | |
65202027 | 1635 | SETn(Perl_atan2(left, right)); |
a0d0e21e LW |
1636 | RETURN; |
1637 | } | |
79072805 LW |
1638 | } |
1639 | ||
1640 | PP(pp_sin) | |
1641 | { | |
4e35701f | 1642 | djSP; dTARGET; tryAMAGICun(sin); |
a0d0e21e | 1643 | { |
65202027 | 1644 | NV value; |
a0d0e21e | 1645 | value = POPn; |
65202027 | 1646 | value = Perl_sin(value); |
a0d0e21e LW |
1647 | XPUSHn(value); |
1648 | RETURN; | |
1649 | } | |
79072805 LW |
1650 | } |
1651 | ||
1652 | PP(pp_cos) | |
1653 | { | |
4e35701f | 1654 | djSP; dTARGET; tryAMAGICun(cos); |
a0d0e21e | 1655 | { |
65202027 | 1656 | NV value; |
a0d0e21e | 1657 | value = POPn; |
65202027 | 1658 | value = Perl_cos(value); |
a0d0e21e LW |
1659 | XPUSHn(value); |
1660 | RETURN; | |
1661 | } | |
79072805 LW |
1662 | } |
1663 | ||
56cb0a1c AD |
1664 | /* Support Configure command-line overrides for rand() functions. |
1665 | After 5.005, perhaps we should replace this by Configure support | |
1666 | for drand48(), random(), or rand(). For 5.005, though, maintain | |
1667 | compatibility by calling rand() but allow the user to override it. | |
1668 | See INSTALL for details. --Andy Dougherty 15 July 1998 | |
1669 | */ | |
85ab1d1d JH |
1670 | /* Now it's after 5.005, and Configure supports drand48() and random(), |
1671 | in addition to rand(). So the overrides should not be needed any more. | |
1672 | --Jarkko Hietaniemi 27 September 1998 | |
1673 | */ | |
1674 | ||
1675 | #ifndef HAS_DRAND48_PROTO | |
20ce7b12 | 1676 | extern double drand48 (void); |
56cb0a1c AD |
1677 | #endif |
1678 | ||
79072805 LW |
1679 | PP(pp_rand) |
1680 | { | |
4e35701f | 1681 | djSP; dTARGET; |
65202027 | 1682 | NV value; |
79072805 LW |
1683 | if (MAXARG < 1) |
1684 | value = 1.0; | |
1685 | else | |
1686 | value = POPn; | |
1687 | if (value == 0.0) | |
1688 | value = 1.0; | |
80252599 | 1689 | if (!PL_srand_called) { |
85ab1d1d | 1690 | (void)seedDrand01((Rand_seed_t)seed()); |
80252599 | 1691 | PL_srand_called = TRUE; |
93dc8474 | 1692 | } |
85ab1d1d | 1693 | value *= Drand01(); |
79072805 LW |
1694 | XPUSHn(value); |
1695 | RETURN; | |
1696 | } | |
1697 | ||
1698 | PP(pp_srand) | |
1699 | { | |
4e35701f | 1700 | djSP; |
93dc8474 CS |
1701 | UV anum; |
1702 | if (MAXARG < 1) | |
1703 | anum = seed(); | |
79072805 | 1704 | else |
93dc8474 | 1705 | anum = POPu; |
85ab1d1d | 1706 | (void)seedDrand01((Rand_seed_t)anum); |
80252599 | 1707 | PL_srand_called = TRUE; |
79072805 LW |
1708 | EXTEND(SP, 1); |
1709 | RETPUSHYES; | |
1710 | } | |
1711 | ||
76e3520e | 1712 | STATIC U32 |
cea2e8a9 | 1713 | S_seed(pTHX) |
93dc8474 | 1714 | { |
54310121 | 1715 | /* |
1716 | * This is really just a quick hack which grabs various garbage | |
1717 | * values. It really should be a real hash algorithm which | |
1718 | * spreads the effect of every input bit onto every output bit, | |
85ab1d1d | 1719 | * if someone who knows about such things would bother to write it. |
54310121 | 1720 | * Might be a good idea to add that function to CORE as well. |
85ab1d1d | 1721 | * No numbers below come from careful analysis or anything here, |
54310121 | 1722 | * except they are primes and SEED_C1 > 1E6 to get a full-width |
1723 | * value from (tv_sec * SEED_C1 + tv_usec). The multipliers should | |
1724 | * probably be bigger too. | |
1725 | */ | |
1726 | #if RANDBITS > 16 | |
1727 | # define SEED_C1 1000003 | |
1728 | #define SEED_C4 73819 | |
1729 | #else | |
1730 | # define SEED_C1 25747 | |
1731 | #define SEED_C4 20639 | |
1732 | #endif | |
1733 | #define SEED_C2 3 | |
1734 | #define SEED_C3 269 | |
1735 | #define SEED_C5 26107 | |
1736 | ||
e858de61 | 1737 | dTHR; |
73c60299 RS |
1738 | #ifndef PERL_NO_DEV_RANDOM |
1739 | int fd; | |
1740 | #endif | |
93dc8474 | 1741 | U32 u; |
f12c7020 | 1742 | #ifdef VMS |
1743 | # include <starlet.h> | |
43c92808 HF |
1744 | /* when[] = (low 32 bits, high 32 bits) of time since epoch |
1745 | * in 100-ns units, typically incremented ever 10 ms. */ | |
93dc8474 | 1746 | unsigned int when[2]; |
73c60299 RS |
1747 | #else |
1748 | # ifdef HAS_GETTIMEOFDAY | |
1749 | struct timeval when; | |
1750 | # else | |
1751 | Time_t when; | |
1752 | # endif | |
1753 | #endif | |
1754 | ||
1755 | /* This test is an escape hatch, this symbol isn't set by Configure. */ | |
1756 | #ifndef PERL_NO_DEV_RANDOM | |
1757 | #ifndef PERL_RANDOM_DEVICE | |
1758 | /* /dev/random isn't used by default because reads from it will block | |
1759 | * if there isn't enough entropy available. You can compile with | |
1760 | * PERL_RANDOM_DEVICE to it if you'd prefer Perl to block until there | |
1761 | * is enough real entropy to fill the seed. */ | |
1762 | # define PERL_RANDOM_DEVICE "/dev/urandom" | |
1763 | #endif | |
1764 | fd = PerlLIO_open(PERL_RANDOM_DEVICE, 0); | |
1765 | if (fd != -1) { | |
1766 | if (PerlLIO_read(fd, &u, sizeof u) != sizeof u) | |
1767 | u = 0; | |
1768 | PerlLIO_close(fd); | |
1769 | if (u) | |
1770 | return u; | |
1771 | } | |
1772 | #endif | |
1773 | ||
1774 | #ifdef VMS | |
93dc8474 | 1775 | _ckvmssts(sys$gettim(when)); |
54310121 | 1776 | u = (U32)SEED_C1 * when[0] + (U32)SEED_C2 * when[1]; |
f12c7020 | 1777 | #else |
5f05dabc | 1778 | # ifdef HAS_GETTIMEOFDAY |
93dc8474 | 1779 | gettimeofday(&when,(struct timezone *) 0); |
54310121 | 1780 | u = (U32)SEED_C1 * when.tv_sec + (U32)SEED_C2 * when.tv_usec; |
f12c7020 | 1781 | # else |
93dc8474 | 1782 | (void)time(&when); |
54310121 | 1783 | u = (U32)SEED_C1 * when; |
f12c7020 | 1784 | # endif |
1785 | #endif | |
54310121 | 1786 | u += SEED_C3 * (U32)getpid(); |
56431972 | 1787 | u += SEED_C4 * (U32)PTR2UV(PL_stack_sp); |
54310121 | 1788 | #ifndef PLAN9 /* XXX Plan9 assembler chokes on this; fix needed */ |
56431972 | 1789 | u += SEED_C5 * (U32)PTR2UV(&when); |
f12c7020 | 1790 | #endif |
93dc8474 | 1791 | return u; |
79072805 LW |
1792 | } |
1793 | ||
1794 | PP(pp_exp) | |
1795 | { | |
4e35701f | 1796 | djSP; dTARGET; tryAMAGICun(exp); |
a0d0e21e | 1797 | { |
65202027 | 1798 | NV value; |
a0d0e21e | 1799 | value = POPn; |
65202027 | 1800 | value = Perl_exp(value); |
a0d0e21e LW |
1801 | XPUSHn(value); |
1802 | RETURN; | |
1803 | } | |
79072805 LW |
1804 | } |
1805 | ||
1806 | PP(pp_log) | |
1807 | { | |
4e35701f | 1808 | djSP; dTARGET; tryAMAGICun(log); |
a0d0e21e | 1809 | { |
65202027 | 1810 | NV value; |
a0d0e21e | 1811 | value = POPn; |
bbce6d69 | 1812 | if (value <= 0.0) { |
097ee67d | 1813 | RESTORE_NUMERIC_STANDARD(); |
cea2e8a9 | 1814 | DIE(aTHX_ "Can't take log of %g", value); |
bbce6d69 | 1815 | } |
65202027 | 1816 | value = Perl_log(value); |
a0d0e21e LW |
1817 | XPUSHn(value); |
1818 | RETURN; | |
1819 | } | |
79072805 LW |
1820 | } |
1821 | ||
1822 | PP(pp_sqrt) | |
1823 | { | |
4e35701f | 1824 | djSP; dTARGET; tryAMAGICun(sqrt); |
a0d0e21e | 1825 | { |
65202027 | 1826 | NV value; |
a0d0e21e | 1827 | value = POPn; |
bbce6d69 | 1828 | if (value < 0.0) { |
097ee67d | 1829 | RESTORE_NUMERIC_STANDARD(); |
cea2e8a9 | 1830 | DIE(aTHX_ "Can't take sqrt of %g", value); |
bbce6d69 | 1831 | } |
65202027 | 1832 | value = Perl_sqrt(value); |
a0d0e21e LW |
1833 | XPUSHn(value); |
1834 | RETURN; | |
1835 | } | |
79072805 LW |
1836 | } |
1837 | ||
1838 | PP(pp_int) | |
1839 | { | |
4e35701f | 1840 | djSP; dTARGET; |
774d564b | 1841 | { |
65202027 | 1842 | NV value = TOPn; |
774d564b | 1843 | IV iv; |
1844 | ||
1845 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1846 | iv = SvIVX(TOPs); | |
1847 | SETi(iv); | |
1848 | } | |
1849 | else { | |
1850 | if (value >= 0.0) | |
65202027 | 1851 | (void)Perl_modf(value, &value); |
774d564b | 1852 | else { |
65202027 | 1853 | (void)Perl_modf(-value, &value); |
774d564b | 1854 | value = -value; |
1855 | } | |
1856 | iv = I_V(value); | |
1857 | if (iv == value) | |
1858 | SETi(iv); | |
1859 | else | |
1860 | SETn(value); | |
1861 | } | |
79072805 | 1862 | } |
79072805 LW |
1863 | RETURN; |
1864 | } | |
1865 | ||
463ee0b2 LW |
1866 | PP(pp_abs) |
1867 | { | |
4e35701f | 1868 | djSP; dTARGET; tryAMAGICun(abs); |
a0d0e21e | 1869 | { |
65202027 | 1870 | NV value = TOPn; |
774d564b | 1871 | IV iv; |
463ee0b2 | 1872 | |
774d564b | 1873 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && |
1874 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1875 | if (iv < 0) | |
1876 | iv = -iv; | |
1877 | SETi(iv); | |
1878 | } | |
1879 | else { | |
1880 | if (value < 0.0) | |
1881 | value = -value; | |
1882 | SETn(value); | |
1883 | } | |
a0d0e21e | 1884 | } |
774d564b | 1885 | RETURN; |
463ee0b2 LW |
1886 | } |
1887 | ||
79072805 LW |
1888 | PP(pp_hex) |
1889 | { | |
4e35701f | 1890 | djSP; dTARGET; |
79072805 LW |
1891 | char *tmps; |
1892 | I32 argtype; | |
2d8e6c8d | 1893 | STRLEN n_a; |
79072805 | 1894 | |
2d8e6c8d | 1895 | tmps = POPpx; |
9e24b6e2 | 1896 | XPUSHn(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1897 | RETURN; |
1898 | } | |
1899 | ||
1900 | PP(pp_oct) | |
1901 | { | |
4e35701f | 1902 | djSP; dTARGET; |
9e24b6e2 | 1903 | NV value; |
79072805 LW |
1904 | I32 argtype; |
1905 | char *tmps; | |
2d8e6c8d | 1906 | STRLEN n_a; |
79072805 | 1907 | |
2d8e6c8d | 1908 | tmps = POPpx; |
464e2e8a | 1909 | while (*tmps && isSPACE(*tmps)) |
1910 | tmps++; | |
9e24b6e2 JH |
1911 | if (*tmps == '0') |
1912 | tmps++; | |
1913 | if (*tmps == 'x') | |
1914 | value = scan_hex(++tmps, 99, &argtype); | |
1915 | else if (*tmps == 'b') | |
1916 | value = scan_bin(++tmps, 99, &argtype); | |
464e2e8a | 1917 | else |
9e24b6e2 JH |
1918 | value = scan_oct(tmps, 99, &argtype); |
1919 | XPUSHn(value); | |
79072805 LW |
1920 | RETURN; |
1921 | } | |
1922 | ||
1923 | /* String stuff. */ | |
1924 | ||
1925 | PP(pp_length) | |
1926 | { | |
4e35701f | 1927 | djSP; dTARGET; |
a0ed51b3 LW |
1928 | |
1929 | if (IN_UTF8) { | |
1930 | SETi( sv_len_utf8(TOPs) ); | |
1931 | RETURN; | |
1932 | } | |
1933 | ||
a0d0e21e | 1934 | SETi( sv_len(TOPs) ); |
79072805 LW |
1935 | RETURN; |
1936 | } | |
1937 | ||
1938 | PP(pp_substr) | |
1939 | { | |
4e35701f | 1940 | djSP; dTARGET; |
79072805 LW |
1941 | SV *sv; |
1942 | I32 len; | |
463ee0b2 | 1943 | STRLEN curlen; |
a0ed51b3 | 1944 | STRLEN utfcurlen; |
79072805 LW |
1945 | I32 pos; |
1946 | I32 rem; | |
84902520 | 1947 | I32 fail; |
533c011a | 1948 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
79072805 | 1949 | char *tmps; |
3280af22 | 1950 | I32 arybase = PL_curcop->cop_arybase; |
7b8d334a GS |
1951 | char *repl = 0; |
1952 | STRLEN repl_len; | |
79072805 | 1953 | |
20408e3c | 1954 | SvTAINTED_off(TARG); /* decontaminate */ |
5d82c453 GA |
1955 | if (MAXARG > 2) { |
1956 | if (MAXARG > 3) { | |
1957 | sv = POPs; | |
1958 | repl = SvPV(sv, repl_len); | |
7b8d334a | 1959 | } |
79072805 | 1960 | len = POPi; |
5d82c453 | 1961 | } |
84902520 | 1962 | pos = POPi; |
79072805 | 1963 | sv = POPs; |
849ca7ee | 1964 | PUTBACK; |
a0d0e21e | 1965 | tmps = SvPV(sv, curlen); |
a0ed51b3 LW |
1966 | if (IN_UTF8) { |
1967 | utfcurlen = sv_len_utf8(sv); | |
1968 | if (utfcurlen == curlen) | |
1969 | utfcurlen = 0; | |
1970 | else | |
1971 | curlen = utfcurlen; | |
1972 | } | |
d1c2b58a LW |
1973 | else |
1974 | utfcurlen = 0; | |
a0ed51b3 | 1975 | |
84902520 TB |
1976 | if (pos >= arybase) { |
1977 | pos -= arybase; | |
1978 | rem = curlen-pos; | |
1979 | fail = rem; | |
5d82c453 GA |
1980 | if (MAXARG > 2) { |
1981 | if (len < 0) { | |
1982 | rem += len; | |
1983 | if (rem < 0) | |
1984 | rem = 0; | |
1985 | } | |
1986 | else if (rem > len) | |
1987 | rem = len; | |
1988 | } | |
68dc0745 | 1989 | } |
84902520 | 1990 | else { |
5d82c453 GA |
1991 | pos += curlen; |
1992 | if (MAXARG < 3) | |
1993 | rem = curlen; | |
1994 | else if (len >= 0) { | |
1995 | rem = pos+len; | |
1996 | if (rem > (I32)curlen) | |
1997 | rem = curlen; | |
1998 | } | |
1999 | else { | |
2000 | rem = curlen+len; | |
2001 | if (rem < pos) | |
2002 | rem = pos; | |
2003 | } | |
2004 | if (pos < 0) | |
2005 | pos = 0; | |
2006 | fail = rem; | |
2007 | rem -= pos; | |
84902520 TB |
2008 | } |
2009 | if (fail < 0) { | |
599cee73 | 2010 | if (ckWARN(WARN_SUBSTR) || lvalue || repl) |
cea2e8a9 | 2011 | Perl_warner(aTHX_ WARN_SUBSTR, "substr outside of string"); |
2304df62 AD |
2012 | RETPUSHUNDEF; |
2013 | } | |
79072805 | 2014 | else { |
a0ed51b3 LW |
2015 | if (utfcurlen) |
2016 | sv_pos_u2b(sv, &pos, &rem); | |
79072805 | 2017 | tmps += pos; |
79072805 LW |
2018 | sv_setpvn(TARG, tmps, rem); |
2019 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 2020 | if (!SvGMAGICAL(sv)) { |
2021 | if (SvROK(sv)) { | |
2d8e6c8d GS |
2022 | STRLEN n_a; |
2023 | SvPV_force(sv,n_a); | |
599cee73 | 2024 | if (ckWARN(WARN_SUBSTR)) |
cea2e8a9 | 2025 | Perl_warner(aTHX_ WARN_SUBSTR, |
599cee73 | 2026 | "Attempt to use reference as lvalue in substr"); |
dedeecda | 2027 | } |
2028 | if (SvOK(sv)) /* is it defined ? */ | |
2029 | (void)SvPOK_only(sv); | |
2030 | else | |
2031 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
2032 | } | |
5f05dabc | 2033 | |
a0d0e21e LW |
2034 | if (SvTYPE(TARG) < SVt_PVLV) { |
2035 | sv_upgrade(TARG, SVt_PVLV); | |
2036 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 2037 | } |
a0d0e21e | 2038 | |
5f05dabc | 2039 | LvTYPE(TARG) = 'x'; |
6ff81951 GS |
2040 | if (LvTARG(TARG) != sv) { |
2041 | if (LvTARG(TARG)) | |
2042 | SvREFCNT_dec(LvTARG(TARG)); | |
2043 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
2044 | } | |
a0d0e21e | 2045 | LvTARGOFF(TARG) = pos; |
8ec5e241 | 2046 | LvTARGLEN(TARG) = rem; |
79072805 | 2047 | } |
5d82c453 | 2048 | else if (repl) |
7b8d334a | 2049 | sv_insert(sv, pos, rem, repl, repl_len); |
79072805 | 2050 | } |
849ca7ee | 2051 | SPAGAIN; |
79072805 LW |
2052 | PUSHs(TARG); /* avoid SvSETMAGIC here */ |
2053 | RETURN; | |
2054 | } | |
2055 | ||
2056 | PP(pp_vec) | |
2057 | { | |
4e35701f | 2058 | djSP; dTARGET; |
79072805 LW |
2059 | register I32 size = POPi; |
2060 | register I32 offset = POPi; | |
2061 | register SV *src = POPs; | |
533c011a | 2062 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
a0d0e21e | 2063 | |
81e118e0 JH |
2064 | SvTAINTED_off(TARG); /* decontaminate */ |
2065 | if (lvalue) { /* it's an lvalue! */ | |
2066 | if (SvTYPE(TARG) < SVt_PVLV) { | |
2067 | sv_upgrade(TARG, SVt_PVLV); | |
2068 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
79072805 | 2069 | } |
81e118e0 JH |
2070 | LvTYPE(TARG) = 'v'; |
2071 | if (LvTARG(TARG) != src) { | |
2072 | if (LvTARG(TARG)) | |
2073 | SvREFCNT_dec(LvTARG(TARG)); | |
2074 | LvTARG(TARG) = SvREFCNT_inc(src); | |
79072805 | 2075 | } |
81e118e0 JH |
2076 | LvTARGOFF(TARG) = offset; |
2077 | LvTARGLEN(TARG) = size; | |
79072805 LW |
2078 | } |
2079 | ||
81e118e0 | 2080 | sv_setuv(TARG, do_vecget(src, offset, size)); |
79072805 LW |
2081 | PUSHs(TARG); |
2082 | RETURN; | |
2083 | } | |
2084 | ||
2085 | PP(pp_index) | |
2086 | { | |
4e35701f | 2087 | djSP; dTARGET; |
79072805 LW |
2088 | SV *big; |
2089 | SV *little; | |
2090 | I32 offset; | |
2091 | I32 retval; | |
2092 | char *tmps; | |
2093 | char *tmps2; | |
463ee0b2 | 2094 | STRLEN biglen; |
3280af22 | 2095 | I32 arybase = PL_curcop->cop_arybase; |
79072805 LW |
2096 | |
2097 | if (MAXARG < 3) | |
2098 | offset = 0; | |
2099 | else | |
2100 | offset = POPi - arybase; | |
2101 | little = POPs; | |
2102 | big = POPs; | |
463ee0b2 | 2103 | tmps = SvPV(big, biglen); |
a0ed51b3 LW |
2104 | if (IN_UTF8 && offset > 0) |
2105 | sv_pos_u2b(big, &offset, 0); | |
79072805 LW |
2106 | if (offset < 0) |
2107 | offset = 0; | |
93a17b20 LW |
2108 | else if (offset > biglen) |
2109 | offset = biglen; | |
79072805 | 2110 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
411d5715 | 2111 | (unsigned char*)tmps + biglen, little, 0))) |
a0ed51b3 | 2112 | retval = -1; |
79072805 | 2113 | else |
a0ed51b3 LW |
2114 | retval = tmps2 - tmps; |
2115 | if (IN_UTF8 && retval > 0) | |
2116 | sv_pos_b2u(big, &retval); | |
2117 | PUSHi(retval + arybase); | |
79072805 LW |
2118 | RETURN; |
2119 | } | |
2120 | ||
2121 | PP(pp_rindex) | |
2122 | { | |
4e35701f | 2123 | djSP; dTARGET; |
79072805 LW |
2124 | SV *big; |
2125 | SV *little; | |
463ee0b2 LW |
2126 | STRLEN blen; |
2127 | STRLEN llen; | |
79072805 LW |
2128 | I32 offset; |
2129 | I32 retval; | |
2130 | char *tmps; | |
2131 | char *tmps2; | |
3280af22 | 2132 | I32 arybase = PL_curcop->cop_arybase; |
79072805 | 2133 | |
a0d0e21e | 2134 | if (MAXARG >= 3) |
a0ed51b3 | 2135 | offset = POPi; |
79072805 LW |
2136 | little = POPs; |
2137 | big = POPs; | |
463ee0b2 LW |
2138 | tmps2 = SvPV(little, llen); |
2139 | tmps = SvPV(big, blen); | |
79072805 | 2140 | if (MAXARG < 3) |
463ee0b2 | 2141 | offset = blen; |
a0ed51b3 LW |
2142 | else { |
2143 | if (IN_UTF8 && offset > 0) | |
2144 | sv_pos_u2b(big, &offset, 0); | |
2145 | offset = offset - arybase + llen; | |
2146 | } | |
79072805 LW |
2147 | if (offset < 0) |
2148 | offset = 0; | |
463ee0b2 LW |
2149 | else if (offset > blen) |
2150 | offset = blen; | |
79072805 | 2151 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 2152 | tmps2, tmps2 + llen))) |
a0ed51b3 | 2153 | retval = -1; |
79072805 | 2154 | else |
a0ed51b3 LW |
2155 | retval = tmps2 - tmps; |
2156 | if (IN_UTF8 && retval > 0) | |
2157 | sv_pos_b2u(big, &retval); | |
2158 | PUSHi(retval + arybase); | |
79072805 LW |
2159 | RETURN; |
2160 | } | |
2161 | ||
2162 | PP(pp_sprintf) | |
2163 | { | |
4e35701f | 2164 | djSP; dMARK; dORIGMARK; dTARGET; |
79072805 | 2165 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 2166 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
2167 | SP = ORIGMARK; |
2168 | PUSHTARG; | |
2169 | RETURN; | |
2170 | } | |
2171 | ||
79072805 LW |
2172 | PP(pp_ord) |
2173 | { | |
4e35701f | 2174 | djSP; dTARGET; |
bdeef251 | 2175 | UV value; |
2d8e6c8d GS |
2176 | STRLEN n_a; |
2177 | U8 *tmps = (U8*)POPpx; | |
a0ed51b3 | 2178 | I32 retlen; |
79072805 | 2179 | |
a0ed51b3 | 2180 | if (IN_UTF8 && (*tmps & 0x80)) |
bdeef251 | 2181 | value = utf8_to_uv(tmps, &retlen); |
a0ed51b3 | 2182 | else |
bdeef251 GA |
2183 | value = (UV)(*tmps & 255); |
2184 | XPUSHu(value); | |
79072805 LW |
2185 | RETURN; |
2186 | } | |
2187 | ||
463ee0b2 LW |
2188 | PP(pp_chr) |
2189 | { | |
4e35701f | 2190 | djSP; dTARGET; |
463ee0b2 | 2191 | char *tmps; |
3b9be786 | 2192 | U32 value = POPu; |
463ee0b2 | 2193 | |
748a9306 | 2194 | (void)SvUPGRADE(TARG,SVt_PV); |
a0ed51b3 LW |
2195 | |
2196 | if (IN_UTF8 && value >= 128) { | |
2197 | SvGROW(TARG,8); | |
2198 | tmps = SvPVX(TARG); | |
dfe13c55 | 2199 | tmps = (char*)uv_to_utf8((U8*)tmps, (UV)value); |
a0ed51b3 LW |
2200 | SvCUR_set(TARG, tmps - SvPVX(TARG)); |
2201 | *tmps = '\0'; | |
2202 | (void)SvPOK_only(TARG); | |
2203 | XPUSHs(TARG); | |
2204 | RETURN; | |
2205 | } | |
2206 | ||
748a9306 | 2207 | SvGROW(TARG,2); |
463ee0b2 LW |
2208 | SvCUR_set(TARG, 1); |
2209 | tmps = SvPVX(TARG); | |
a0ed51b3 | 2210 | *tmps++ = value; |
748a9306 | 2211 | *tmps = '\0'; |
a0d0e21e | 2212 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
2213 | XPUSHs(TARG); |
2214 | RETURN; | |
2215 | } | |
2216 | ||
79072805 LW |
2217 | PP(pp_crypt) |
2218 | { | |
4e35701f | 2219 | djSP; dTARGET; dPOPTOPssrl; |
2d8e6c8d | 2220 | STRLEN n_a; |
79072805 | 2221 | #ifdef HAS_CRYPT |
2d8e6c8d | 2222 | char *tmps = SvPV(left, n_a); |
79072805 | 2223 | #ifdef FCRYPT |
2d8e6c8d | 2224 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, n_a))); |
79072805 | 2225 | #else |
2d8e6c8d | 2226 | sv_setpv(TARG, PerlProc_crypt(tmps, SvPV(right, n_a))); |
79072805 LW |
2227 | #endif |
2228 | #else | |
cea2e8a9 | 2229 | DIE(aTHX_ |
79072805 LW |
2230 | "The crypt() function is unimplemented due to excessive paranoia."); |
2231 | #endif | |
2232 | SETs(TARG); | |
2233 | RETURN; | |
2234 | } | |
2235 | ||
2236 | PP(pp_ucfirst) | |
2237 | { | |
4e35701f | 2238 | djSP; |
79072805 | 2239 | SV *sv = TOPs; |
a0ed51b3 LW |
2240 | register U8 *s; |
2241 | STRLEN slen; | |
2242 | ||
dfe13c55 | 2243 | if (IN_UTF8 && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 LW |
2244 | I32 ulen; |
2245 | U8 tmpbuf[10]; | |
2246 | U8 *tend; | |
2247 | UV uv = utf8_to_uv(s, &ulen); | |
2248 | ||
2249 | if (PL_op->op_private & OPpLOCALE) { | |
2250 | TAINT; | |
2251 | SvTAINTED_on(sv); | |
2252 | uv = toTITLE_LC_uni(uv); | |
2253 | } | |
2254 | else | |
2255 | uv = toTITLE_utf8(s); | |
2256 | ||
2257 | tend = uv_to_utf8(tmpbuf, uv); | |
2258 | ||
2259 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen) { | |
2260 | dTARGET; | |
dfe13c55 GS |
2261 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2262 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
a0ed51b3 LW |
2263 | SETs(TARG); |
2264 | } | |
2265 | else { | |
dfe13c55 | 2266 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2267 | Copy(tmpbuf, s, ulen, U8); |
2268 | } | |
a0ed51b3 | 2269 | } |
626727d5 | 2270 | else { |
31351b04 JS |
2271 | if (!SvPADTMP(sv)) { |
2272 | dTARGET; | |
2273 | sv_setsv(TARG, sv); | |
2274 | sv = TARG; | |
2275 | SETs(sv); | |
2276 | } | |
2277 | s = (U8*)SvPV_force(sv, slen); | |
2278 | if (*s) { | |
2279 | if (PL_op->op_private & OPpLOCALE) { | |
2280 | TAINT; | |
2281 | SvTAINTED_on(sv); | |
2282 | *s = toUPPER_LC(*s); | |
2283 | } | |
2284 | else | |
2285 | *s = toUPPER(*s); | |
bbce6d69 | 2286 | } |
bbce6d69 | 2287 | } |
31351b04 JS |
2288 | if (SvSMAGICAL(sv)) |
2289 | mg_set(sv); | |
79072805 LW |
2290 | RETURN; |
2291 | } | |
2292 | ||
2293 | PP(pp_lcfirst) | |
2294 | { | |
4e35701f | 2295 | djSP; |
79072805 | 2296 | SV *sv = TOPs; |
a0ed51b3 LW |
2297 | register U8 *s; |
2298 | STRLEN slen; | |
2299 | ||
dfe13c55 | 2300 | if (IN_UTF8 && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 LW |
2301 | I32 ulen; |
2302 | U8 tmpbuf[10]; | |
2303 | U8 *tend; | |
2304 | UV uv = utf8_to_uv(s, &ulen); | |
2305 | ||
2306 | if (PL_op->op_private & OPpLOCALE) { | |
2307 | TAINT; | |
2308 | SvTAINTED_on(sv); | |
2309 | uv = toLOWER_LC_uni(uv); | |
2310 | } | |
2311 | else | |
2312 | uv = toLOWER_utf8(s); | |
2313 | ||
2314 | tend = uv_to_utf8(tmpbuf, uv); | |
2315 | ||
2316 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen) { | |
2317 | dTARGET; | |
dfe13c55 GS |
2318 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2319 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
a0ed51b3 LW |
2320 | SETs(TARG); |
2321 | } | |
2322 | else { | |
dfe13c55 | 2323 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2324 | Copy(tmpbuf, s, ulen, U8); |
2325 | } | |
a0ed51b3 | 2326 | } |
626727d5 | 2327 | else { |
31351b04 JS |
2328 | if (!SvPADTMP(sv)) { |
2329 | dTARGET; | |
2330 | sv_setsv(TARG, sv); | |
2331 | sv = TARG; | |
2332 | SETs(sv); | |
2333 | } | |
2334 | s = (U8*)SvPV_force(sv, slen); | |
2335 | if (*s) { | |
2336 | if (PL_op->op_private & OPpLOCALE) { | |
2337 | TAINT; | |
2338 | SvTAINTED_on(sv); | |
2339 | *s = toLOWER_LC(*s); | |
2340 | } | |
2341 | else | |
2342 | *s = toLOWER(*s); | |
bbce6d69 | 2343 | } |
31351b04 | 2344 | SETs(sv); |
bbce6d69 | 2345 | } |
31351b04 JS |
2346 | if (SvSMAGICAL(sv)) |
2347 | mg_set(sv); | |
79072805 LW |
2348 | RETURN; |
2349 | } | |
2350 | ||
2351 | PP(pp_uc) | |
2352 | { | |
4e35701f | 2353 | djSP; |
79072805 | 2354 | SV *sv = TOPs; |
a0ed51b3 | 2355 | register U8 *s; |
463ee0b2 | 2356 | STRLEN len; |
79072805 | 2357 | |
a0ed51b3 LW |
2358 | if (IN_UTF8) { |
2359 | dTARGET; | |
2360 | I32 ulen; | |
2361 | register U8 *d; | |
2362 | U8 *send; | |
2363 | ||
dfe13c55 | 2364 | s = (U8*)SvPV(sv,len); |
a5a20234 LW |
2365 | if (!len) { |
2366 | sv_setpvn(TARG, "", 0); | |
2367 | SETs(TARG); | |
a0ed51b3 LW |
2368 | } |
2369 | else { | |
31351b04 JS |
2370 | (void)SvUPGRADE(TARG, SVt_PV); |
2371 | SvGROW(TARG, (len * 2) + 1); | |
2372 | (void)SvPOK_only(TARG); | |
2373 | d = (U8*)SvPVX(TARG); | |
2374 | send = s + len; | |
2375 | if (PL_op->op_private & OPpLOCALE) { | |
2376 | TAINT; | |
2377 | SvTAINTED_on(TARG); | |
2378 | while (s < send) { | |
2379 | d = uv_to_utf8(d, toUPPER_LC_uni( utf8_to_uv(s, &ulen))); | |
2380 | s += ulen; | |
2381 | } | |
a0ed51b3 | 2382 | } |
31351b04 JS |
2383 | else { |
2384 | while (s < send) { | |
2385 | d = uv_to_utf8(d, toUPPER_utf8( s )); | |
2386 | s += UTF8SKIP(s); | |
2387 | } | |
a0ed51b3 | 2388 | } |
31351b04 JS |
2389 | *d = '\0'; |
2390 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); | |
2391 | SETs(TARG); | |
a0ed51b3 | 2392 | } |
a0ed51b3 | 2393 | } |
626727d5 | 2394 | else { |
31351b04 JS |
2395 | if (!SvPADTMP(sv)) { |
2396 | dTARGET; | |
2397 | sv_setsv(TARG, sv); | |
2398 | sv = TARG; | |
2399 | SETs(sv); | |
2400 | } | |
2401 | s = (U8*)SvPV_force(sv, len); | |
2402 | if (len) { | |
2403 | register U8 *send = s + len; | |
2404 | ||
2405 | if (PL_op->op_private & OPpLOCALE) { | |
2406 | TAINT; | |
2407 | SvTAINTED_on(sv); | |
2408 | for (; s < send; s++) | |
2409 | *s = toUPPER_LC(*s); | |
2410 | } | |
2411 | else { | |
2412 | for (; s < send; s++) | |
2413 | *s = toUPPER(*s); | |
2414 | } | |
bbce6d69 | 2415 | } |
79072805 | 2416 | } |
31351b04 JS |
2417 | if (SvSMAGICAL(sv)) |
2418 | mg_set(sv); | |
79072805 LW |
2419 | RETURN; |
2420 | } | |
2421 | ||
2422 | PP(pp_lc) | |
2423 | { | |
4e35701f | 2424 | djSP; |
79072805 | 2425 | SV *sv = TOPs; |
a0ed51b3 | 2426 | register U8 *s; |
463ee0b2 | 2427 | STRLEN len; |
79072805 | 2428 | |
a0ed51b3 LW |
2429 | if (IN_UTF8) { |
2430 | dTARGET; | |
2431 | I32 ulen; | |
2432 | register U8 *d; | |
2433 | U8 *send; | |
2434 | ||
dfe13c55 | 2435 | s = (U8*)SvPV(sv,len); |
a5a20234 LW |
2436 | if (!len) { |
2437 | sv_setpvn(TARG, "", 0); | |
2438 | SETs(TARG); | |
a0ed51b3 LW |
2439 | } |
2440 | else { | |
31351b04 JS |
2441 | (void)SvUPGRADE(TARG, SVt_PV); |
2442 | SvGROW(TARG, (len * 2) + 1); | |
2443 | (void)SvPOK_only(TARG); | |
2444 | d = (U8*)SvPVX(TARG); | |
2445 | send = s + len; | |
2446 | if (PL_op->op_private & OPpLOCALE) { | |
2447 | TAINT; | |
2448 | SvTAINTED_on(TARG); | |
2449 | while (s < send) { | |
2450 | d = uv_to_utf8(d, toLOWER_LC_uni( utf8_to_uv(s, &ulen))); | |
2451 | s += ulen; | |
2452 | } | |
a0ed51b3 | 2453 | } |
31351b04 JS |
2454 | else { |
2455 | while (s < send) { | |
2456 | d = uv_to_utf8(d, toLOWER_utf8(s)); | |
2457 | s += UTF8SKIP(s); | |
2458 | } | |
a0ed51b3 | 2459 | } |
31351b04 JS |
2460 | *d = '\0'; |
2461 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); | |
2462 | SETs(TARG); | |
a0ed51b3 | 2463 | } |
79072805 | 2464 | } |
626727d5 | 2465 | else { |
31351b04 JS |
2466 | if (!SvPADTMP(sv)) { |
2467 | dTARGET; | |
2468 | sv_setsv(TARG, sv); | |
2469 | sv = TARG; | |
2470 | SETs(sv); | |
a0ed51b3 | 2471 | } |
bbce6d69 | 2472 | |
31351b04 JS |
2473 | s = (U8*)SvPV_force(sv, len); |
2474 | if (len) { | |
2475 | register U8 *send = s + len; | |
bbce6d69 | 2476 | |
31351b04 JS |
2477 | if (PL_op->op_private & OPpLOCALE) { |
2478 | TAINT; | |
2479 | SvTAINTED_on(sv); | |
2480 | for (; s < send; s++) | |
2481 | *s = toLOWER_LC(*s); | |
2482 | } | |
2483 | else { | |
2484 | for (; s < send; s++) | |
2485 | *s = toLOWER(*s); | |
2486 | } | |
bbce6d69 | 2487 | } |
79072805 | 2488 | } |
31351b04 JS |
2489 | if (SvSMAGICAL(sv)) |
2490 | mg_set(sv); | |
79072805 LW |
2491 | RETURN; |
2492 | } | |
2493 | ||
a0d0e21e | 2494 | PP(pp_quotemeta) |
79072805 | 2495 | { |
4e35701f | 2496 | djSP; dTARGET; |
a0d0e21e LW |
2497 | SV *sv = TOPs; |
2498 | STRLEN len; | |
2499 | register char *s = SvPV(sv,len); | |
2500 | register char *d; | |
79072805 | 2501 | |
a0d0e21e LW |
2502 | if (len) { |
2503 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 2504 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e | 2505 | d = SvPVX(TARG); |
0dd2cdef LW |
2506 | if (IN_UTF8) { |
2507 | while (len) { | |
2508 | if (*s & 0x80) { | |
2509 | STRLEN ulen = UTF8SKIP(s); | |
2510 | if (ulen > len) | |
2511 | ulen = len; | |
2512 | len -= ulen; | |
2513 | while (ulen--) | |
2514 | *d++ = *s++; | |
2515 | } | |
2516 | else { | |
2517 | if (!isALNUM(*s)) | |
2518 | *d++ = '\\'; | |
2519 | *d++ = *s++; | |
2520 | len--; | |
2521 | } | |
2522 | } | |
2523 | } | |
2524 | else { | |
2525 | while (len--) { | |
2526 | if (!isALNUM(*s)) | |
2527 | *d++ = '\\'; | |
2528 | *d++ = *s++; | |
2529 | } | |
79072805 | 2530 | } |
a0d0e21e LW |
2531 | *d = '\0'; |
2532 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
2533 | (void)SvPOK_only(TARG); | |
79072805 | 2534 | } |
a0d0e21e LW |
2535 | else |
2536 | sv_setpvn(TARG, s, len); | |
2537 | SETs(TARG); | |
31351b04 JS |
2538 | if (SvSMAGICAL(TARG)) |
2539 | mg_set(TARG); | |
79072805 LW |
2540 | RETURN; |
2541 | } | |
2542 | ||
a0d0e21e | 2543 | /* Arrays. */ |
79072805 | 2544 | |
a0d0e21e | 2545 | PP(pp_aslice) |
79072805 | 2546 | { |
4e35701f | 2547 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2548 | register SV** svp; |
2549 | register AV* av = (AV*)POPs; | |
533c011a | 2550 | register I32 lval = PL_op->op_flags & OPf_MOD; |
3280af22 | 2551 | I32 arybase = PL_curcop->cop_arybase; |
748a9306 | 2552 | I32 elem; |
79072805 | 2553 | |
a0d0e21e | 2554 | if (SvTYPE(av) == SVt_PVAV) { |
533c011a | 2555 | if (lval && PL_op->op_private & OPpLVAL_INTRO) { |
748a9306 | 2556 | I32 max = -1; |
924508f0 | 2557 | for (svp = MARK + 1; svp <= SP; svp++) { |
748a9306 LW |
2558 | elem = SvIVx(*svp); |
2559 | if (elem > max) | |
2560 | max = elem; | |
2561 | } | |
2562 | if (max > AvMAX(av)) | |
2563 | av_extend(av, max); | |
2564 | } | |
a0d0e21e | 2565 | while (++MARK <= SP) { |
748a9306 | 2566 | elem = SvIVx(*MARK); |
a0d0e21e | 2567 | |
748a9306 LW |
2568 | if (elem > 0) |
2569 | elem -= arybase; | |
a0d0e21e LW |
2570 | svp = av_fetch(av, elem, lval); |
2571 | if (lval) { | |
3280af22 | 2572 | if (!svp || *svp == &PL_sv_undef) |
cea2e8a9 | 2573 | DIE(aTHX_ PL_no_aelem, elem); |
533c011a | 2574 | if (PL_op->op_private & OPpLVAL_INTRO) |
161b7d16 | 2575 | save_aelem(av, elem, svp); |
79072805 | 2576 | } |
3280af22 | 2577 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2578 | } |
2579 | } | |
748a9306 | 2580 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
2581 | MARK = ORIGMARK; |
2582 | *++MARK = *SP; | |
2583 | SP = MARK; | |
2584 | } | |
79072805 LW |
2585 | RETURN; |
2586 | } | |
2587 | ||
2588 | /* Associative arrays. */ | |
2589 | ||
2590 | PP(pp_each) | |
2591 | { | |
59af0135 | 2592 | djSP; |
79072805 | 2593 | HV *hash = (HV*)POPs; |
c07a80fd | 2594 | HE *entry; |
54310121 | 2595 | I32 gimme = GIMME_V; |
c750a3ec | 2596 | I32 realhv = (SvTYPE(hash) == SVt_PVHV); |
8ec5e241 | 2597 | |
c07a80fd | 2598 | PUTBACK; |
c750a3ec MB |
2599 | /* might clobber stack_sp */ |
2600 | entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash); | |
c07a80fd | 2601 | SPAGAIN; |
79072805 | 2602 | |
79072805 LW |
2603 | EXTEND(SP, 2); |
2604 | if (entry) { | |
54310121 | 2605 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
2606 | if (gimme == G_ARRAY) { | |
59af0135 | 2607 | SV *val; |
c07a80fd | 2608 | PUTBACK; |
c750a3ec | 2609 | /* might clobber stack_sp */ |
59af0135 GS |
2610 | val = realhv ? |
2611 | hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry); | |
c07a80fd | 2612 | SPAGAIN; |
59af0135 | 2613 | PUSHs(val); |
79072805 | 2614 | } |
79072805 | 2615 | } |
54310121 | 2616 | else if (gimme == G_SCALAR) |
79072805 LW |
2617 | RETPUSHUNDEF; |
2618 | ||
2619 | RETURN; | |
2620 | } | |
2621 | ||
2622 | PP(pp_values) | |
2623 | { | |
cea2e8a9 | 2624 | return do_kv(); |
79072805 LW |
2625 | } |
2626 | ||
2627 | PP(pp_keys) | |
2628 | { | |
cea2e8a9 | 2629 | return do_kv(); |
79072805 LW |
2630 | } |
2631 | ||
2632 | PP(pp_delete) | |
2633 | { | |
4e35701f | 2634 | djSP; |
54310121 | 2635 | I32 gimme = GIMME_V; |
2636 | I32 discard = (gimme == G_VOID) ? G_DISCARD : 0; | |
79072805 | 2637 | SV *sv; |
5f05dabc | 2638 | HV *hv; |
2639 | ||
533c011a | 2640 | if (PL_op->op_private & OPpSLICE) { |
5f05dabc | 2641 | dMARK; dORIGMARK; |
97fcbf96 | 2642 | U32 hvtype; |
5f05dabc | 2643 | hv = (HV*)POPs; |
97fcbf96 | 2644 | hvtype = SvTYPE(hv); |
5f05dabc | 2645 | while (++MARK <= SP) { |
ae77835f MB |
2646 | if (hvtype == SVt_PVHV) |
2647 | sv = hv_delete_ent(hv, *MARK, discard, 0); | |
ae77835f | 2648 | else |
cea2e8a9 | 2649 | DIE(aTHX_ "Not a HASH reference"); |
3280af22 | 2650 | *MARK = sv ? sv : &PL_sv_undef; |
5f05dabc | 2651 | } |
54310121 | 2652 | if (discard) |
2653 | SP = ORIGMARK; | |
2654 | else if (gimme == G_SCALAR) { | |
5f05dabc | 2655 | MARK = ORIGMARK; |
2656 | *++MARK = *SP; | |
2657 | SP = MARK; | |
2658 | } | |
2659 | } | |
2660 | else { | |
2661 | SV *keysv = POPs; | |
2662 | hv = (HV*)POPs; | |
97fcbf96 MB |
2663 | if (SvTYPE(hv) == SVt_PVHV) |
2664 | sv = hv_delete_ent(hv, keysv, discard, 0); | |
97fcbf96 | 2665 | else |
cea2e8a9 | 2666 | DIE(aTHX_ "Not a HASH reference"); |
5f05dabc | 2667 | if (!sv) |
3280af22 | 2668 | sv = &PL_sv_undef; |
54310121 | 2669 | if (!discard) |
2670 | PUSHs(sv); | |
79072805 | 2671 | } |
79072805 LW |
2672 | RETURN; |
2673 | } | |
2674 | ||
a0d0e21e | 2675 | PP(pp_exists) |
79072805 | 2676 | { |
4e35701f | 2677 | djSP; |
a0d0e21e LW |
2678 | SV *tmpsv = POPs; |
2679 | HV *hv = (HV*)POPs; | |
c750a3ec | 2680 | if (SvTYPE(hv) == SVt_PVHV) { |
ae77835f | 2681 | if (hv_exists_ent(hv, tmpsv, 0)) |
c750a3ec | 2682 | RETPUSHYES; |
ef54e1a4 JH |
2683 | } |
2684 | else if (SvTYPE(hv) == SVt_PVAV) { | |
ae77835f | 2685 | if (avhv_exists_ent((AV*)hv, tmpsv, 0)) |
c750a3ec | 2686 | RETPUSHYES; |
ef54e1a4 JH |
2687 | } |
2688 | else { | |
cea2e8a9 | 2689 | DIE(aTHX_ "Not a HASH reference"); |
a0d0e21e | 2690 | } |
a0d0e21e LW |
2691 | RETPUSHNO; |
2692 | } | |
79072805 | 2693 | |
a0d0e21e LW |
2694 | PP(pp_hslice) |
2695 | { | |
4e35701f | 2696 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2697 | register HV *hv = (HV*)POPs; |
533c011a | 2698 | register I32 lval = PL_op->op_flags & OPf_MOD; |
c750a3ec | 2699 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
79072805 | 2700 | |
0ebe0038 | 2701 | if (!realhv && PL_op->op_private & OPpLVAL_INTRO) |
cea2e8a9 | 2702 | DIE(aTHX_ "Can't localize pseudo-hash element"); |
0ebe0038 | 2703 | |
c750a3ec | 2704 | if (realhv || SvTYPE(hv) == SVt_PVAV) { |
a0d0e21e | 2705 | while (++MARK <= SP) { |
f12c7020 | 2706 | SV *keysv = *MARK; |
ae77835f MB |
2707 | SV **svp; |
2708 | if (realhv) { | |
800e9ae0 | 2709 | HE *he = hv_fetch_ent(hv, keysv, lval, 0); |
ae77835f | 2710 | svp = he ? &HeVAL(he) : 0; |
ef54e1a4 JH |
2711 | } |
2712 | else { | |
97fcbf96 | 2713 | svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0); |
ae77835f | 2714 | } |
a0d0e21e | 2715 | if (lval) { |
2d8e6c8d GS |
2716 | if (!svp || *svp == &PL_sv_undef) { |
2717 | STRLEN n_a; | |
cea2e8a9 | 2718 | DIE(aTHX_ PL_no_helem, SvPV(keysv, n_a)); |
2d8e6c8d | 2719 | } |
533c011a | 2720 | if (PL_op->op_private & OPpLVAL_INTRO) |
800e9ae0 | 2721 | save_helem(hv, keysv, svp); |
93a17b20 | 2722 | } |
3280af22 | 2723 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2724 | } |
2725 | } | |
a0d0e21e LW |
2726 | if (GIMME != G_ARRAY) { |
2727 | MARK = ORIGMARK; | |
2728 | *++MARK = *SP; | |
2729 | SP = MARK; | |
79072805 | 2730 | } |
a0d0e21e LW |
2731 | RETURN; |
2732 | } | |
2733 | ||
2734 | /* List operators. */ | |
2735 | ||
2736 | PP(pp_list) | |
2737 | { | |
4e35701f | 2738 | djSP; dMARK; |
a0d0e21e LW |
2739 | if (GIMME != G_ARRAY) { |
2740 | if (++MARK <= SP) | |
2741 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2742 | else |
3280af22 | 2743 | *MARK = &PL_sv_undef; |
a0d0e21e | 2744 | SP = MARK; |
79072805 | 2745 | } |
a0d0e21e | 2746 | RETURN; |
79072805 LW |
2747 | } |
2748 | ||
a0d0e21e | 2749 | PP(pp_lslice) |
79072805 | 2750 | { |
4e35701f | 2751 | djSP; |
3280af22 NIS |
2752 | SV **lastrelem = PL_stack_sp; |
2753 | SV **lastlelem = PL_stack_base + POPMARK; | |
2754 | SV **firstlelem = PL_stack_base + POPMARK + 1; | |
a0d0e21e | 2755 | register SV **firstrelem = lastlelem + 1; |
3280af22 | 2756 | I32 arybase = PL_curcop->cop_arybase; |
533c011a | 2757 | I32 lval = PL_op->op_flags & OPf_MOD; |
4633a7c4 | 2758 | I32 is_something_there = lval; |
79072805 | 2759 | |
a0d0e21e LW |
2760 | register I32 max = lastrelem - lastlelem; |
2761 | register SV **lelem; | |
2762 | register I32 ix; | |
2763 | ||
2764 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2765 | ix = SvIVx(*lastlelem); |
2766 | if (ix < 0) | |
2767 | ix += max; | |
2768 | else | |
2769 | ix -= arybase; | |
a0d0e21e | 2770 | if (ix < 0 || ix >= max) |
3280af22 | 2771 | *firstlelem = &PL_sv_undef; |
a0d0e21e LW |
2772 | else |
2773 | *firstlelem = firstrelem[ix]; | |
2774 | SP = firstlelem; | |
2775 | RETURN; | |
2776 | } | |
2777 | ||
2778 | if (max == 0) { | |
2779 | SP = firstlelem - 1; | |
2780 | RETURN; | |
2781 | } | |
2782 | ||
2783 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2784 | ix = SvIVx(*lelem); |
c73bf8e3 | 2785 | if (ix < 0) |
a0d0e21e | 2786 | ix += max; |
c73bf8e3 | 2787 | else |
748a9306 | 2788 | ix -= arybase; |
c73bf8e3 HS |
2789 | if (ix < 0 || ix >= max) |
2790 | *lelem = &PL_sv_undef; | |
2791 | else { | |
2792 | is_something_there = TRUE; | |
2793 | if (!(*lelem = firstrelem[ix])) | |
3280af22 | 2794 | *lelem = &PL_sv_undef; |
748a9306 | 2795 | } |
79072805 | 2796 | } |
4633a7c4 LW |
2797 | if (is_something_there) |
2798 | SP = lastlelem; | |
2799 | else | |
2800 | SP = firstlelem - 1; | |
79072805 LW |
2801 | RETURN; |
2802 | } | |
2803 | ||
a0d0e21e LW |
2804 | PP(pp_anonlist) |
2805 | { | |
4e35701f | 2806 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2807 | I32 items = SP - MARK; |
44a8e56a | 2808 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2809 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2810 | XPUSHs(av); | |
a0d0e21e LW |
2811 | RETURN; |
2812 | } | |
2813 | ||
2814 | PP(pp_anonhash) | |
79072805 | 2815 | { |
4e35701f | 2816 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2817 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2818 | ||
2819 | while (MARK < SP) { | |
2820 | SV* key = *++MARK; | |
a0d0e21e LW |
2821 | SV *val = NEWSV(46, 0); |
2822 | if (MARK < SP) | |
2823 | sv_setsv(val, *++MARK); | |
599cee73 | 2824 | else if (ckWARN(WARN_UNSAFE)) |
cea2e8a9 | 2825 | Perl_warner(aTHX_ WARN_UNSAFE, "Odd number of elements in hash assignment"); |
f12c7020 | 2826 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2827 | } |
a0d0e21e LW |
2828 | SP = ORIGMARK; |
2829 | XPUSHs((SV*)hv); | |
79072805 LW |
2830 | RETURN; |
2831 | } | |
2832 | ||
a0d0e21e | 2833 | PP(pp_splice) |
79072805 | 2834 | { |
4e35701f | 2835 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2836 | register AV *ary = (AV*)*++MARK; |
2837 | register SV **src; | |
2838 | register SV **dst; | |
2839 | register I32 i; | |
2840 | register I32 offset; | |
2841 | register I32 length; | |
2842 | I32 newlen; | |
2843 | I32 after; | |
2844 | I32 diff; | |
2845 | SV **tmparyval = 0; | |
93965878 NIS |
2846 | MAGIC *mg; |
2847 | ||
33c27489 GS |
2848 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
2849 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
93965878 | 2850 | PUSHMARK(MARK); |
8ec5e241 | 2851 | PUTBACK; |
a60c0954 | 2852 | ENTER; |
864dbfa3 | 2853 | call_method("SPLICE",GIMME_V); |
a60c0954 | 2854 | LEAVE; |
93965878 NIS |
2855 | SPAGAIN; |
2856 | RETURN; | |
2857 | } | |
79072805 | 2858 | |
a0d0e21e | 2859 | SP++; |
79072805 | 2860 | |
a0d0e21e | 2861 | if (++MARK < SP) { |
84902520 | 2862 | offset = i = SvIVx(*MARK); |
a0d0e21e | 2863 | if (offset < 0) |
93965878 | 2864 | offset += AvFILLp(ary) + 1; |
a0d0e21e | 2865 | else |
3280af22 | 2866 | offset -= PL_curcop->cop_arybase; |
84902520 | 2867 | if (offset < 0) |
cea2e8a9 | 2868 | DIE(aTHX_ PL_no_aelem, i); |
a0d0e21e LW |
2869 | if (++MARK < SP) { |
2870 | length = SvIVx(*MARK++); | |
48cdf507 GA |
2871 | if (length < 0) { |
2872 | length += AvFILLp(ary) - offset + 1; | |
2873 | if (length < 0) | |
2874 | length = 0; | |
2875 | } | |
79072805 LW |
2876 | } |
2877 | else | |
a0d0e21e | 2878 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2879 | } |
a0d0e21e LW |
2880 | else { |
2881 | offset = 0; | |
2882 | length = AvMAX(ary) + 1; | |
2883 | } | |
93965878 NIS |
2884 | if (offset > AvFILLp(ary) + 1) |
2885 | offset = AvFILLp(ary) + 1; | |
2886 | after = AvFILLp(ary) + 1 - (offset + length); | |
a0d0e21e LW |
2887 | if (after < 0) { /* not that much array */ |
2888 | length += after; /* offset+length now in array */ | |
2889 | after = 0; | |
2890 | if (!AvALLOC(ary)) | |
2891 | av_extend(ary, 0); | |
2892 | } | |
2893 | ||
2894 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2895 | ||
2896 | newlen = SP - MARK; | |
2897 | diff = newlen - length; | |
13d7cbc1 GS |
2898 | if (newlen && !AvREAL(ary) && AvREIFY(ary)) |
2899 | av_reify(ary); | |
a0d0e21e LW |
2900 | |
2901 | if (diff < 0) { /* shrinking the area */ | |
2902 | if (newlen) { | |
2903 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2904 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2905 | } |
a0d0e21e LW |
2906 | |
2907 | MARK = ORIGMARK + 1; | |
2908 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2909 | MEXTEND(MARK, length); | |
2910 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2911 | if (AvREAL(ary)) { | |
bbce6d69 | 2912 | EXTEND_MORTAL(length); |
36477c24 | 2913 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 2914 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 2915 | dst++; |
2916 | } | |
a0d0e21e LW |
2917 | } |
2918 | MARK += length - 1; | |
79072805 | 2919 | } |
a0d0e21e LW |
2920 | else { |
2921 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2922 | if (AvREAL(ary)) { | |
d689ffdd | 2923 | sv_2mortal(*MARK); |
a0d0e21e LW |
2924 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2925 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2926 | } |
a0d0e21e | 2927 | } |
93965878 | 2928 | AvFILLp(ary) += diff; |
a0d0e21e LW |
2929 | |
2930 | /* pull up or down? */ | |
2931 | ||
2932 | if (offset < after) { /* easier to pull up */ | |
2933 | if (offset) { /* esp. if nothing to pull */ | |
2934 | src = &AvARRAY(ary)[offset-1]; | |
2935 | dst = src - diff; /* diff is negative */ | |
2936 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2937 | *dst-- = *src--; | |
79072805 | 2938 | } |
a0d0e21e LW |
2939 | dst = AvARRAY(ary); |
2940 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2941 | AvMAX(ary) += diff; | |
2942 | } | |
2943 | else { | |
2944 | if (after) { /* anything to pull down? */ | |
2945 | src = AvARRAY(ary) + offset + length; | |
2946 | dst = src + diff; /* diff is negative */ | |
2947 | Move(src, dst, after, SV*); | |
79072805 | 2948 | } |
93965878 | 2949 | dst = &AvARRAY(ary)[AvFILLp(ary)+1]; |
a0d0e21e LW |
2950 | /* avoid later double free */ |
2951 | } | |
2952 | i = -diff; | |
2953 | while (i) | |
3280af22 | 2954 | dst[--i] = &PL_sv_undef; |
a0d0e21e LW |
2955 | |
2956 | if (newlen) { | |
2957 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2958 | newlen; newlen--) { | |
2959 | *dst = NEWSV(46, 0); | |
2960 | sv_setsv(*dst++, *src++); | |
79072805 | 2961 | } |
a0d0e21e LW |
2962 | Safefree(tmparyval); |
2963 | } | |
2964 | } | |
2965 | else { /* no, expanding (or same) */ | |
2966 | if (length) { | |
2967 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2968 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2969 | } | |
2970 | ||
2971 | if (diff > 0) { /* expanding */ | |
2972 | ||
2973 | /* push up or down? */ | |
2974 | ||
2975 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2976 | if (offset) { | |
2977 | src = AvARRAY(ary); | |
2978 | dst = src - diff; | |
2979 | Move(src, dst, offset, SV*); | |
79072805 | 2980 | } |
a0d0e21e LW |
2981 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2982 | AvMAX(ary) += diff; | |
93965878 | 2983 | AvFILLp(ary) += diff; |
79072805 LW |
2984 | } |
2985 | else { | |
93965878 NIS |
2986 | if (AvFILLp(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2987 | av_extend(ary, AvFILLp(ary) + diff); | |
2988 | AvFILLp(ary) += diff; | |
a0d0e21e LW |
2989 | |
2990 | if (after) { | |
93965878 | 2991 | dst = AvARRAY(ary) + AvFILLp(ary); |
a0d0e21e LW |
2992 | src = dst - diff; |
2993 | for (i = after; i; i--) { | |
2994 | *dst-- = *src--; | |
2995 | } | |
79072805 LW |
2996 | } |
2997 | } | |
a0d0e21e LW |
2998 | } |
2999 | ||
3000 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
3001 | *dst = NEWSV(46, 0); | |
3002 | sv_setsv(*dst++, *src++); | |
3003 | } | |
3004 | MARK = ORIGMARK + 1; | |
3005 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
3006 | if (length) { | |
3007 | Copy(tmparyval, MARK, length, SV*); | |
3008 | if (AvREAL(ary)) { | |
bbce6d69 | 3009 | EXTEND_MORTAL(length); |
36477c24 | 3010 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 3011 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 3012 | dst++; |
3013 | } | |
79072805 | 3014 | } |
a0d0e21e | 3015 | Safefree(tmparyval); |
79072805 | 3016 | } |
a0d0e21e LW |
3017 | MARK += length - 1; |
3018 | } | |
3019 | else if (length--) { | |
3020 | *MARK = tmparyval[length]; | |
3021 | if (AvREAL(ary)) { | |
d689ffdd | 3022 | sv_2mortal(*MARK); |
a0d0e21e LW |
3023 | while (length-- > 0) |
3024 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 3025 | } |
a0d0e21e | 3026 | Safefree(tmparyval); |
79072805 | 3027 | } |
a0d0e21e | 3028 | else |
3280af22 | 3029 | *MARK = &PL_sv_undef; |
79072805 | 3030 | } |
a0d0e21e | 3031 | SP = MARK; |
79072805 LW |
3032 | RETURN; |
3033 | } | |
3034 | ||
a0d0e21e | 3035 | PP(pp_push) |
79072805 | 3036 | { |
4e35701f | 3037 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 3038 | register AV *ary = (AV*)*++MARK; |
3280af22 | 3039 | register SV *sv = &PL_sv_undef; |
93965878 | 3040 | MAGIC *mg; |
79072805 | 3041 | |
33c27489 GS |
3042 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
3043 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
93965878 NIS |
3044 | PUSHMARK(MARK); |
3045 | PUTBACK; | |
a60c0954 | 3046 | ENTER; |
864dbfa3 | 3047 | call_method("PUSH",G_SCALAR|G_DISCARD); |
a60c0954 | 3048 | LEAVE; |
93965878 | 3049 | SPAGAIN; |
93965878 | 3050 | } |
a60c0954 NIS |
3051 | else { |
3052 | /* Why no pre-extend of ary here ? */ | |
3053 | for (++MARK; MARK <= SP; MARK++) { | |
3054 | sv = NEWSV(51, 0); | |
3055 | if (*MARK) | |
3056 | sv_setsv(sv, *MARK); | |
3057 | av_push(ary, sv); | |
3058 | } | |
79072805 LW |
3059 | } |
3060 | SP = ORIGMARK; | |
a0d0e21e | 3061 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
3062 | RETURN; |
3063 | } | |
3064 | ||
a0d0e21e | 3065 | PP(pp_pop) |
79072805 | 3066 | { |
4e35701f | 3067 | djSP; |
a0d0e21e LW |
3068 | AV *av = (AV*)POPs; |
3069 | SV *sv = av_pop(av); | |
d689ffdd | 3070 | if (AvREAL(av)) |
a0d0e21e LW |
3071 | (void)sv_2mortal(sv); |
3072 | PUSHs(sv); | |
79072805 | 3073 | RETURN; |
79072805 LW |
3074 | } |
3075 | ||
a0d0e21e | 3076 | PP(pp_shift) |
79072805 | 3077 | { |
4e35701f | 3078 | djSP; |
a0d0e21e LW |
3079 | AV *av = (AV*)POPs; |
3080 | SV *sv = av_shift(av); | |
79072805 | 3081 | EXTEND(SP, 1); |
a0d0e21e | 3082 | if (!sv) |
79072805 | 3083 | RETPUSHUNDEF; |
d689ffdd | 3084 | if (AvREAL(av)) |
a0d0e21e LW |
3085 | (void)sv_2mortal(sv); |
3086 | PUSHs(sv); | |
79072805 | 3087 | RETURN; |
79072805 LW |
3088 | } |
3089 | ||
a0d0e21e | 3090 | PP(pp_unshift) |
79072805 | 3091 | { |
4e35701f | 3092 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
3093 | register AV *ary = (AV*)*++MARK; |
3094 | register SV *sv; | |
3095 | register I32 i = 0; | |
93965878 NIS |
3096 | MAGIC *mg; |
3097 | ||
33c27489 GS |
3098 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
3099 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
7fd66d9d | 3100 | PUSHMARK(MARK); |
93965878 | 3101 | PUTBACK; |
a60c0954 | 3102 | ENTER; |
864dbfa3 | 3103 | call_method("UNSHIFT",G_SCALAR|G_DISCARD); |
a60c0954 | 3104 | LEAVE; |
93965878 | 3105 | SPAGAIN; |
93965878 | 3106 | } |
a60c0954 NIS |
3107 | else { |
3108 | av_unshift(ary, SP - MARK); | |
3109 | while (MARK < SP) { | |
3110 | sv = NEWSV(27, 0); | |
3111 | sv_setsv(sv, *++MARK); | |
3112 | (void)av_store(ary, i++, sv); | |
3113 | } | |
79072805 | 3114 | } |
a0d0e21e LW |
3115 | SP = ORIGMARK; |
3116 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 3117 | RETURN; |
79072805 LW |
3118 | } |
3119 | ||
a0d0e21e | 3120 | PP(pp_reverse) |
79072805 | 3121 | { |
4e35701f | 3122 | djSP; dMARK; |
a0d0e21e LW |
3123 | register SV *tmp; |
3124 | SV **oldsp = SP; | |
79072805 | 3125 | |
a0d0e21e LW |
3126 | if (GIMME == G_ARRAY) { |
3127 | MARK++; | |
3128 | while (MARK < SP) { | |
3129 | tmp = *MARK; | |
3130 | *MARK++ = *SP; | |
3131 | *SP-- = tmp; | |
3132 | } | |
3133 | SP = oldsp; | |
79072805 LW |
3134 | } |
3135 | else { | |
a0d0e21e LW |
3136 | register char *up; |
3137 | register char *down; | |
3138 | register I32 tmp; | |
3139 | dTARGET; | |
3140 | STRLEN len; | |
79072805 | 3141 | |
a0d0e21e | 3142 | if (SP - MARK > 1) |
3280af22 | 3143 | do_join(TARG, &PL_sv_no, MARK, SP); |
a0d0e21e | 3144 | else |
54b9620d | 3145 | sv_setsv(TARG, (SP > MARK) ? *SP : DEFSV); |
a0d0e21e LW |
3146 | up = SvPV_force(TARG, len); |
3147 | if (len > 1) { | |
a0ed51b3 | 3148 | if (IN_UTF8) { /* first reverse each character */ |
dfe13c55 GS |
3149 | U8* s = (U8*)SvPVX(TARG); |
3150 | U8* send = (U8*)(s + len); | |
a0ed51b3 LW |
3151 | while (s < send) { |
3152 | if (*s < 0x80) { | |
3153 | s++; | |
3154 | continue; | |
3155 | } | |
3156 | else { | |
dfe13c55 | 3157 | up = (char*)s; |
a0ed51b3 | 3158 | s += UTF8SKIP(s); |
dfe13c55 | 3159 | down = (char*)(s - 1); |
f248d071 GS |
3160 | if (s > send || !((*down & 0xc0) == 0x80)) { |
3161 | if (ckWARN_d(WARN_UTF8)) | |
3162 | Perl_warner(aTHX_ WARN_UTF8, | |
3163 | "Malformed UTF-8 character"); | |
a0ed51b3 LW |
3164 | break; |
3165 | } | |
3166 | while (down > up) { | |
3167 | tmp = *up; | |
3168 | *up++ = *down; | |
3169 | *down-- = tmp; | |
3170 | } | |
3171 | } | |
3172 | } | |
3173 | up = SvPVX(TARG); | |
3174 | } | |
a0d0e21e LW |
3175 | down = SvPVX(TARG) + len - 1; |
3176 | while (down > up) { | |
3177 | tmp = *up; | |
3178 | *up++ = *down; | |
3179 | *down-- = tmp; | |
3180 | } | |
3181 | (void)SvPOK_only(TARG); | |
79072805 | 3182 | } |
a0d0e21e LW |
3183 | SP = MARK + 1; |
3184 | SETTARG; | |
79072805 | 3185 | } |
a0d0e21e | 3186 | RETURN; |
79072805 LW |
3187 | } |
3188 | ||
864dbfa3 | 3189 | STATIC SV * |
cea2e8a9 | 3190 | S_mul128(pTHX_ SV *sv, U8 m) |
55497cff | 3191 | { |
3192 | STRLEN len; | |
3193 | char *s = SvPV(sv, len); | |
3194 | char *t; | |
3195 | U32 i = 0; | |
3196 | ||
3197 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
79cb57f6 | 3198 | SV *tmpNew = newSVpvn("0000000000", 10); |
55497cff | 3199 | |
09b7f37c | 3200 | sv_catsv(tmpNew, sv); |
55497cff | 3201 | SvREFCNT_dec(sv); /* free old sv */ |
09b7f37c | 3202 | sv = tmpNew; |
55497cff | 3203 | s = SvPV(sv, len); |
3204 | } | |
3205 | t = s + len - 1; | |
3206 | while (!*t) /* trailing '\0'? */ | |
3207 | t--; | |
3208 | while (t > s) { | |
3209 | i = ((*t - '0') << 7) + m; | |
3210 | *(t--) = '0' + (i % 10); | |
3211 | m = i / 10; | |
3212 | } | |
3213 | return (sv); | |
3214 | } | |
3215 | ||
a0d0e21e LW |
3216 | /* Explosives and implosives. */ |
3217 | ||
9d116dd7 JH |
3218 | #if 'I' == 73 && 'J' == 74 |
3219 | /* On an ASCII/ISO kind of system */ | |
ba1ac976 | 3220 | #define ISUUCHAR(ch) ((ch) >= ' ' && (ch) < 'a') |
9d116dd7 JH |
3221 | #else |
3222 | /* | |
3223 | Some other sort of character set - use memchr() so we don't match | |
3224 | the null byte. | |
3225 | */ | |
80252599 | 3226 | #define ISUUCHAR(ch) (memchr(PL_uuemap, (ch), sizeof(PL_uuemap)-1) || (ch) == ' ') |
9d116dd7 JH |
3227 | #endif |
3228 | ||
a0d0e21e | 3229 | PP(pp_unpack) |
79072805 | 3230 | { |
4e35701f | 3231 | djSP; |
a0d0e21e | 3232 | dPOPPOPssrl; |
924508f0 | 3233 | SV **oldsp = SP; |
54310121 | 3234 | I32 gimme = GIMME_V; |
ed6116ce | 3235 | SV *sv; |
a0d0e21e LW |
3236 | STRLEN llen; |
3237 | STRLEN rlen; | |
3238 | register char *pat = SvPV(left, llen); | |
3239 | register char *s = SvPV(right, rlen); | |
3240 | char *strend = s + rlen; | |
3241 | char *strbeg = s; | |
3242 | register char *patend = pat + llen; | |
3243 | I32 datumtype; | |
3244 | register I32 len; | |
3245 | register I32 bits; | |
79072805 | 3246 | |
a0d0e21e LW |
3247 | /* These must not be in registers: */ |
3248 | I16 ashort; | |
3249 | int aint; | |
3250 | I32 along; | |
ecfc5424 AD |
3251 | #ifdef HAS_QUAD |
3252 | Quad_t aquad; | |
a0d0e21e LW |
3253 | #endif |
3254 | U16 aushort; | |
3255 | unsigned int auint; | |
3256 | U32 aulong; | |
ecfc5424 | 3257 | #ifdef HAS_QUAD |
e862df63 | 3258 | Uquad_t auquad; |
a0d0e21e LW |
3259 | #endif |
3260 | char *aptr; | |
3261 | float afloat; | |
3262 | double adouble; | |
3263 | I32 checksum = 0; | |
3264 | register U32 culong; | |
65202027 | 3265 | NV cdouble; |
fb73857a | 3266 | int commas = 0; |
4b5b2118 | 3267 | int star; |
726ea183 | 3268 | #ifdef PERL_NATINT_PACK |
ef54e1a4 JH |
3269 | int natint; /* native integer */ |
3270 | int unatint; /* unsigned native integer */ | |
726ea183 | 3271 | #endif |
79072805 | 3272 | |
54310121 | 3273 | if (gimme != G_ARRAY) { /* arrange to do first one only */ |
a0d0e21e LW |
3274 | /*SUPPRESS 530*/ |
3275 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
5a929a98 | 3276 | if (strchr("aAZbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
3277 | patend++; |
3278 | while (isDIGIT(*patend) || *patend == '*') | |
3279 | patend++; | |
3280 | } | |
3281 | else | |
3282 | patend++; | |
79072805 | 3283 | } |
a0d0e21e LW |
3284 | while (pat < patend) { |
3285 | reparse: | |
bbdab043 | 3286 | datumtype = *pat++ & 0xFF; |
726ea183 | 3287 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3288 | natint = 0; |
726ea183 | 3289 | #endif |
bbdab043 CS |
3290 | if (isSPACE(datumtype)) |
3291 | continue; | |
17f4a12d IZ |
3292 | if (datumtype == '#') { |
3293 | while (pat < patend && *pat != '\n') | |
3294 | pat++; | |
3295 | continue; | |
3296 | } | |
f61d411c | 3297 | if (*pat == '!') { |
ef54e1a4 JH |
3298 | char *natstr = "sSiIlL"; |
3299 | ||
3300 | if (strchr(natstr, datumtype)) { | |
726ea183 | 3301 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3302 | natint = 1; |
726ea183 | 3303 | #endif |
ef54e1a4 JH |
3304 | pat++; |
3305 | } | |
3306 | else | |
d470f89e | 3307 | DIE(aTHX_ "'!' allowed only after types %s", natstr); |
ef54e1a4 | 3308 | } |
4b5b2118 | 3309 | star = 0; |
a0d0e21e LW |
3310 | if (pat >= patend) |
3311 | len = 1; | |
3312 | else if (*pat == '*') { | |
3313 | len = strend - strbeg; /* long enough */ | |
3314 | pat++; | |
4b5b2118 | 3315 | star = 1; |
a0d0e21e LW |
3316 | } |
3317 | else if (isDIGIT(*pat)) { | |
3318 | len = *pat++ - '0'; | |
06387354 | 3319 | while (isDIGIT(*pat)) { |
a0d0e21e | 3320 | len = (len * 10) + (*pat++ - '0'); |
06387354 | 3321 | if (len < 0) |
d470f89e | 3322 | DIE(aTHX_ "Repeat count in unpack overflows"); |
06387354 | 3323 | } |
a0d0e21e LW |
3324 | } |
3325 | else | |
3326 | len = (datumtype != '@'); | |
4b5b2118 | 3327 | redo_switch: |
a0d0e21e LW |
3328 | switch(datumtype) { |
3329 | default: | |
d470f89e | 3330 | DIE(aTHX_ "Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 3331 | case ',': /* grandfather in commas but with a warning */ |
599cee73 | 3332 | if (commas++ == 0 && ckWARN(WARN_UNSAFE)) |
d470f89e GS |
3333 | Perl_warner(aTHX_ WARN_UNSAFE, |
3334 | "Invalid type in unpack: '%c'", (int)datumtype); | |
fb73857a | 3335 | break; |
a0d0e21e LW |
3336 | case '%': |
3337 | if (len == 1 && pat[-1] != '1') | |
3338 | len = 16; | |
3339 | checksum = len; | |
3340 | culong = 0; | |
3341 | cdouble = 0; | |
3342 | if (pat < patend) | |
3343 | goto reparse; | |
3344 | break; | |
3345 | case '@': | |
3346 | if (len > strend - strbeg) | |
cea2e8a9 | 3347 | DIE(aTHX_ "@ outside of string"); |
a0d0e21e LW |
3348 | s = strbeg + len; |
3349 | break; | |
3350 | case 'X': | |
3351 | if (len > s - strbeg) | |
cea2e8a9 | 3352 | DIE(aTHX_ "X outside of string"); |
a0d0e21e LW |
3353 | s -= len; |
3354 | break; | |
3355 | case 'x': | |
3356 | if (len > strend - s) | |
cea2e8a9 | 3357 | DIE(aTHX_ "x outside of string"); |
a0d0e21e LW |
3358 | s += len; |
3359 | break; | |
17f4a12d | 3360 | case '/': |
43192e07 | 3361 | if (oldsp >= SP) |
17f4a12d | 3362 | DIE(aTHX_ "/ must follow a numeric type"); |
43192e07 IP |
3363 | datumtype = *pat++; |
3364 | if (*pat == '*') | |
3365 | pat++; /* ignore '*' for compatibility with pack */ | |
3366 | if (isDIGIT(*pat)) | |
17f4a12d | 3367 | DIE(aTHX_ "/ cannot take a count" ); |
43192e07 | 3368 | len = POPi; |
4b5b2118 GS |
3369 | star = 0; |
3370 | goto redo_switch; | |
a0d0e21e | 3371 | case 'A': |
5a929a98 | 3372 | case 'Z': |
a0d0e21e LW |
3373 | case 'a': |
3374 | if (len > strend - s) | |
3375 | len = strend - s; | |
3376 | if (checksum) | |
3377 | goto uchar_checksum; | |
3378 | sv = NEWSV(35, len); | |
3379 | sv_setpvn(sv, s, len); | |
3380 | s += len; | |
5a929a98 | 3381 | if (datumtype == 'A' || datumtype == 'Z') { |
a0d0e21e | 3382 | aptr = s; /* borrow register */ |
5a929a98 VU |
3383 | if (datumtype == 'Z') { /* 'Z' strips stuff after first null */ |
3384 | s = SvPVX(sv); | |
3385 | while (*s) | |
3386 | s++; | |
3387 | } | |
3388 | else { /* 'A' strips both nulls and spaces */ | |
3389 | s = SvPVX(sv) + len - 1; | |
3390 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
3391 | s--; | |
3392 | *++s = '\0'; | |
3393 | } | |
a0d0e21e LW |
3394 | SvCUR_set(sv, s - SvPVX(sv)); |
3395 | s = aptr; /* unborrow register */ | |
3396 | } | |
3397 | XPUSHs(sv_2mortal(sv)); | |
3398 | break; | |
3399 | case 'B': | |
3400 | case 'b': | |
4b5b2118 | 3401 | if (star || len > (strend - s) * 8) |
a0d0e21e LW |
3402 | len = (strend - s) * 8; |
3403 | if (checksum) { | |
80252599 GS |
3404 | if (!PL_bitcount) { |
3405 | Newz(601, PL_bitcount, 256, char); | |
a0d0e21e | 3406 | for (bits = 1; bits < 256; bits++) { |
80252599 GS |
3407 | if (bits & 1) PL_bitcount[bits]++; |
3408 | if (bits & 2) PL_bitcount[bits]++; | |
3409 | if (bits & 4) PL_bitcount[bits]++; | |
3410 | if (bits & 8) PL_bitcount[bits]++; | |
3411 | if (bits & 16) PL_bitcount[bits]++; | |
3412 | if (bits & 32) PL_bitcount[bits]++; | |
3413 | if (bits & 64) PL_bitcount[bits]++; | |
3414 | if (bits & 128) PL_bitcount[bits]++; | |
a0d0e21e LW |
3415 | } |
3416 | } | |
3417 | while (len >= 8) { | |
80252599 | 3418 | culong += PL_bitcount[*(unsigned char*)s++]; |
a0d0e21e LW |
3419 | len -= 8; |
3420 | } | |
3421 | if (len) { | |
3422 | bits = *s; | |
3423 | if (datumtype == 'b') { | |
3424 | while (len-- > 0) { | |
3425 | if (bits & 1) culong++; | |
3426 | bits >>= 1; | |
3427 | } | |
3428 | } | |
3429 | else { | |
3430 | while (len-- > 0) { | |
3431 | if (bits & 128) culong++; | |
3432 | bits <<= 1; | |
3433 | } | |
3434 | } | |
3435 | } | |
79072805 LW |
3436 | break; |
3437 | } | |
a0d0e21e LW |
3438 | sv = NEWSV(35, len + 1); |
3439 | SvCUR_set(sv, len); | |
3440 | SvPOK_on(sv); | |
3441 | aptr = pat; /* borrow register */ | |
3442 | pat = SvPVX(sv); | |
3443 | if (datumtype == 'b') { | |
3444 | aint = len; | |
3445 | for (len = 0; len < aint; len++) { | |
3446 | if (len & 7) /*SUPPRESS 595*/ | |
3447 | bits >>= 1; | |
3448 | else | |
3449 | bits = *s++; | |
3450 | *pat++ = '0' + (bits & 1); | |
3451 | } | |
3452 | } | |
3453 | else { | |
3454 | aint = len; | |
3455 | for (len = 0; len < aint; len++) { | |
3456 | if (len & 7) | |
3457 | bits <<= 1; | |
3458 | else | |
3459 | bits = *s++; | |
3460 | *pat++ = '0' + ((bits & 128) != 0); | |
3461 | } | |
3462 | } | |
3463 | *pat = '\0'; | |
3464 | pat = aptr; /* unborrow register */ | |
3465 | XPUSHs(sv_2mortal(sv)); | |
3466 | break; | |
3467 | case 'H': | |
3468 | case 'h': | |
4b5b2118 | 3469 | if (star || len > (strend - s) * 2) |
a0d0e21e LW |
3470 | len = (strend - s) * 2; |
3471 | sv = NEWSV(35, len + 1); | |
3472 | SvCUR_set(sv, len); | |
3473 | SvPOK_on(sv); | |
3474 | aptr = pat; /* borrow register */ | |
3475 | pat = SvPVX(sv); | |
3476 | if (datumtype == 'h') { | |
3477 | aint = len; | |
3478 | for (len = 0; len < aint; len++) { | |
3479 | if (len & 1) | |
3480 | bits >>= 4; | |
3481 | else | |
3482 | bits = *s++; | |
3280af22 | 3483 | *pat++ = PL_hexdigit[bits & 15]; |
a0d0e21e LW |
3484 | } |
3485 | } | |
3486 | else { | |
3487 | aint = len; | |
3488 | for (len = 0; len < aint; len++) { | |
3489 | if (len & 1) | |
3490 | bits <<= 4; | |
3491 | else | |
3492 | bits = *s++; | |
3280af22 | 3493 | *pat++ = PL_hexdigit[(bits >> 4) & 15]; |
a0d0e21e LW |
3494 | } |
3495 | } | |
3496 | *pat = '\0'; | |
3497 | pat = aptr; /* unborrow register */ | |
3498 | XPUSHs(sv_2mortal(sv)); | |
3499 | break; | |
3500 | case 'c': | |
3501 | if (len > strend - s) | |
3502 | len = strend - s; | |
3503 | if (checksum) { | |
3504 | while (len-- > 0) { | |
3505 | aint = *s++; | |
3506 | if (aint >= 128) /* fake up signed chars */ | |
3507 | aint -= 256; | |
3508 | culong += aint; | |
3509 | } | |
3510 | } | |
3511 | else { | |
3512 | EXTEND(SP, len); | |
bbce6d69 | 3513 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3514 | while (len-- > 0) { |
3515 | aint = *s++; | |
3516 | if (aint >= 128) /* fake up signed chars */ | |
3517 | aint -= 256; | |
3518 | sv = NEWSV(36, 0); | |
1e422769 | 3519 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3520 | PUSHs(sv_2mortal(sv)); |
3521 | } | |
3522 | } | |
3523 | break; | |
3524 | case 'C': | |
3525 | if (len > strend - s) | |
3526 | len = strend - s; | |
3527 | if (checksum) { | |
3528 | uchar_checksum: | |
3529 | while (len-- > 0) { | |
3530 | auint = *s++ & 255; | |
3531 | culong += auint; | |
3532 | } | |
3533 | } | |
3534 | else { | |
3535 | EXTEND(SP, len); | |
bbce6d69 | 3536 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3537 | while (len-- > 0) { |
3538 | auint = *s++ & 255; | |
3539 | sv = NEWSV(37, 0); | |
1e422769 | 3540 | sv_setiv(sv, (IV)auint); |
a0d0e21e LW |
3541 | PUSHs(sv_2mortal(sv)); |
3542 | } | |
3543 | } | |
3544 | break; | |
a0ed51b3 LW |
3545 | case 'U': |
3546 | if (len > strend - s) | |
3547 | len = strend - s; | |
3548 | if (checksum) { | |
3549 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3550 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 | 3551 | s += along; |
32d8b6e5 | 3552 | if (checksum > 32) |
65202027 | 3553 | cdouble += (NV)auint; |
32d8b6e5 GA |
3554 | else |
3555 | culong += auint; | |
a0ed51b3 LW |
3556 | } |
3557 | } | |
3558 | else { | |
3559 | EXTEND(SP, len); | |
3560 | EXTEND_MORTAL(len); | |
3561 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3562 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 LW |
3563 | s += along; |
3564 | sv = NEWSV(37, 0); | |
bdeef251 | 3565 | sv_setuv(sv, (UV)auint); |
a0ed51b3 LW |
3566 | PUSHs(sv_2mortal(sv)); |
3567 | } | |
3568 | } | |
3569 | break; | |
a0d0e21e | 3570 | case 's': |
726ea183 JH |
3571 | #if SHORTSIZE == SIZE16 |
3572 | along = (strend - s) / SIZE16; | |
3573 | #else | |
ef54e1a4 | 3574 | along = (strend - s) / (natint ? sizeof(short) : SIZE16); |
726ea183 | 3575 | #endif |
a0d0e21e LW |
3576 | if (len > along) |
3577 | len = along; | |
3578 | if (checksum) { | |
726ea183 | 3579 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3580 | if (natint) { |
bf9315bb | 3581 | short ashort; |
ef54e1a4 JH |
3582 | while (len-- > 0) { |
3583 | COPYNN(s, &ashort, sizeof(short)); | |
3584 | s += sizeof(short); | |
3585 | culong += ashort; | |
3586 | ||
3587 | } | |
3588 | } | |
726ea183 JH |
3589 | else |
3590 | #endif | |
3591 | { | |
ef54e1a4 JH |
3592 | while (len-- > 0) { |
3593 | COPY16(s, &ashort); | |
c67712b2 JH |
3594 | #if SHORTSIZE > SIZE16 |
3595 | if (ashort > 32767) | |
3596 | ashort -= 65536; | |
3597 | #endif | |
ef54e1a4 JH |
3598 | s += SIZE16; |
3599 | culong += ashort; | |
3600 | } | |
a0d0e21e LW |
3601 | } |
3602 | } | |
3603 | else { | |
3604 | EXTEND(SP, len); | |
bbce6d69 | 3605 | EXTEND_MORTAL(len); |
726ea183 | 3606 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3607 | if (natint) { |
bf9315bb | 3608 | short ashort; |
ef54e1a4 JH |
3609 | while (len-- > 0) { |
3610 | COPYNN(s, &ashort, sizeof(short)); | |
3611 | s += sizeof(short); | |
3612 | sv = NEWSV(38, 0); | |
3613 | sv_setiv(sv, (IV)ashort); | |
3614 | PUSHs(sv_2mortal(sv)); | |
3615 | } | |
3616 | } | |
726ea183 JH |
3617 | else |
3618 | #endif | |
3619 | { | |
ef54e1a4 JH |
3620 | while (len-- > 0) { |
3621 | COPY16(s, &ashort); | |
c67712b2 JH |
3622 | #if SHORTSIZE > SIZE16 |
3623 | if (ashort > 32767) | |
3624 | ashort -= 65536; | |
3625 | #endif | |
ef54e1a4 JH |
3626 | s += SIZE16; |
3627 | sv = NEWSV(38, 0); | |
3628 | sv_setiv(sv, (IV)ashort); | |
3629 | PUSHs(sv_2mortal(sv)); | |
3630 | } | |
a0d0e21e LW |
3631 | } |
3632 | } | |
3633 | break; | |
3634 | case 'v': | |
3635 | case 'n': | |
3636 | case 'S': | |
726ea183 JH |
3637 | #if SHORTSIZE == SIZE16 |
3638 | along = (strend - s) / SIZE16; | |
3639 | #else | |
ef54e1a4 JH |
3640 | unatint = natint && datumtype == 'S'; |
3641 | along = (strend - s) / (unatint ? sizeof(unsigned short) : SIZE16); | |
726ea183 | 3642 | #endif |
a0d0e21e LW |
3643 | if (len > along) |
3644 | len = along; | |
3645 | if (checksum) { | |
726ea183 | 3646 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3647 | if (unatint) { |
bf9315bb | 3648 | unsigned short aushort; |
ef54e1a4 JH |
3649 | while (len-- > 0) { |
3650 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3651 | s += sizeof(unsigned short); | |
3652 | culong += aushort; | |
3653 | } | |
3654 | } | |
726ea183 JH |
3655 | else |
3656 | #endif | |
3657 | { | |
ef54e1a4 JH |
3658 | while (len-- > 0) { |
3659 | COPY16(s, &aushort); | |
3660 | s += SIZE16; | |
a0d0e21e | 3661 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3662 | if (datumtype == 'n') |
3663 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3664 | #endif |
a0d0e21e | 3665 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3666 | if (datumtype == 'v') |
3667 | aushort = vtohs(aushort); | |
79072805 | 3668 | #endif |
ef54e1a4 JH |
3669 | culong += aushort; |
3670 | } | |
a0d0e21e LW |
3671 | } |
3672 | } | |
3673 | else { | |
3674 | EXTEND(SP, len); | |
bbce6d69 | 3675 | EXTEND_MORTAL(len); |
726ea183 | 3676 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3677 | if (unatint) { |
bf9315bb | 3678 | unsigned short aushort; |
ef54e1a4 JH |
3679 | while (len-- > 0) { |
3680 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3681 | s += sizeof(unsigned short); | |
3682 | sv = NEWSV(39, 0); | |
726ea183 | 3683 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3684 | PUSHs(sv_2mortal(sv)); |
3685 | } | |
3686 | } | |
726ea183 JH |
3687 | else |
3688 | #endif | |
3689 | { | |
ef54e1a4 JH |
3690 | while (len-- > 0) { |
3691 | COPY16(s, &aushort); | |
3692 | s += SIZE16; | |
3693 | sv = NEWSV(39, 0); | |
a0d0e21e | 3694 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3695 | if (datumtype == 'n') |
3696 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3697 | #endif |
a0d0e21e | 3698 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3699 | if (datumtype == 'v') |
3700 | aushort = vtohs(aushort); | |
79072805 | 3701 | #endif |
726ea183 | 3702 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3703 | PUSHs(sv_2mortal(sv)); |
3704 | } | |
a0d0e21e LW |
3705 | } |
3706 | } | |
3707 | break; | |
3708 | case 'i': | |
3709 | along = (strend - s) / sizeof(int); | |
3710 | if (len > along) | |
3711 | len = along; | |
3712 | if (checksum) { | |
3713 | while (len-- > 0) { | |
3714 | Copy(s, &aint, 1, int); | |
3715 | s += sizeof(int); | |
3716 | if (checksum > 32) | |
65202027 | 3717 | cdouble += (NV)aint; |
a0d0e21e LW |
3718 | else |
3719 | culong += aint; | |
3720 | } | |
3721 | } | |
3722 | else { | |
3723 | EXTEND(SP, len); | |
bbce6d69 | 3724 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3725 | while (len-- > 0) { |
3726 | Copy(s, &aint, 1, int); | |
3727 | s += sizeof(int); | |
3728 | sv = NEWSV(40, 0); | |
20408e3c GS |
3729 | #ifdef __osf__ |
3730 | /* Without the dummy below unpack("i", pack("i",-1)) | |
3731 | * return 0xFFffFFff instead of -1 for Digital Unix V4.0 | |
13476c87 JH |
3732 | * cc with optimization turned on. |
3733 | * | |
3734 | * The bug was detected in | |
3735 | * DEC C V5.8-009 on Digital UNIX V4.0 (Rev. 1091) (V4.0E) | |
3736 | * with optimization (-O4) turned on. | |
3737 | * DEC C V5.2-040 on Digital UNIX V4.0 (Rev. 564) (V4.0B) | |
3738 | * does not have this problem even with -O4. | |
3739 | * | |
3740 | * This bug was reported as DECC_BUGS 1431 | |
3741 | * and tracked internally as GEM_BUGS 7775. | |
3742 | * | |
3743 | * The bug is fixed in | |
3744 | * Tru64 UNIX V5.0: Compaq C V6.1-006 or later | |
3745 | * UNIX V4.0F support: DEC C V5.9-006 or later | |
3746 | * UNIX V4.0E support: DEC C V5.8-011 or later | |
3747 | * and also in DTK. | |
3748 | * | |
3749 | * See also few lines later for the same bug. | |
3750 | */ | |
20408e3c GS |
3751 | (aint) ? |
3752 | sv_setiv(sv, (IV)aint) : | |
3753 | #endif | |
1e422769 | 3754 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3755 | PUSHs(sv_2mortal(sv)); |
3756 | } | |
3757 | } | |
3758 | break; | |
3759 | case 'I': | |
3760 | along = (strend - s) / sizeof(unsigned int); | |
3761 | if (len > along) | |
3762 | len = along; | |
3763 | if (checksum) { | |
3764 | while (len-- > 0) { | |
3765 | Copy(s, &auint, 1, unsigned int); | |
3766 | s += sizeof(unsigned int); | |
3767 | if (checksum > 32) | |
65202027 | 3768 | cdouble += (NV)auint; |
a0d0e21e LW |
3769 | else |
3770 | culong += auint; | |
3771 | } | |
3772 | } | |
3773 | else { | |
3774 | EXTEND(SP, len); | |
bbce6d69 | 3775 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3776 | while (len-- > 0) { |
3777 | Copy(s, &auint, 1, unsigned int); | |
3778 | s += sizeof(unsigned int); | |
3779 | sv = NEWSV(41, 0); | |
9d645a59 AB |
3780 | #ifdef __osf__ |
3781 | /* Without the dummy below unpack("I", pack("I",0xFFFFFFFF)) | |
13476c87 JH |
3782 | * returns 1.84467440737096e+19 instead of 0xFFFFFFFF. |
3783 | * See details few lines earlier. */ | |
9d645a59 AB |
3784 | (auint) ? |
3785 | sv_setuv(sv, (UV)auint) : | |
3786 | #endif | |
1e422769 | 3787 | sv_setuv(sv, (UV)auint); |
a0d0e21e LW |
3788 | PUSHs(sv_2mortal(sv)); |
3789 | } | |
3790 | } | |
3791 | break; | |
3792 | case 'l': | |
726ea183 JH |
3793 | #if LONGSIZE == SIZE32 |
3794 | along = (strend - s) / SIZE32; | |
3795 | #else | |
ef54e1a4 | 3796 | along = (strend - s) / (natint ? sizeof(long) : SIZE32); |
726ea183 | 3797 | #endif |
a0d0e21e LW |
3798 | if (len > along) |
3799 | len = along; | |
3800 | if (checksum) { | |
726ea183 | 3801 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3802 | if (natint) { |
bf9315bb | 3803 | long along; |
ef54e1a4 JH |
3804 | while (len-- > 0) { |
3805 | COPYNN(s, &along, sizeof(long)); | |
3806 | s += sizeof(long); | |
3807 | if (checksum > 32) | |
65202027 | 3808 | cdouble += (NV)along; |
ef54e1a4 JH |
3809 | else |
3810 | culong += along; | |
3811 | } | |
3812 | } | |
726ea183 JH |
3813 | else |
3814 | #endif | |
3815 | { | |
ef54e1a4 JH |
3816 | while (len-- > 0) { |
3817 | COPY32(s, &along); | |
c67712b2 JH |
3818 | #if LONGSIZE > SIZE32 |
3819 | if (along > 2147483647) | |
3820 | along -= 4294967296; | |
3821 | #endif | |
ef54e1a4 JH |
3822 | s += SIZE32; |
3823 | if (checksum > 32) | |
65202027 | 3824 | cdouble += (NV)along; |
ef54e1a4 JH |
3825 | else |
3826 | culong += along; | |
3827 | } | |
a0d0e21e LW |
3828 | } |
3829 | } | |
3830 | else { | |
3831 | EXTEND(SP, len); | |
bbce6d69 | 3832 | EXTEND_MORTAL(len); |
726ea183 | 3833 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3834 | if (natint) { |
bf9315bb | 3835 | long along; |
ef54e1a4 JH |
3836 | while (len-- > 0) { |
3837 | COPYNN(s, &along, sizeof(long)); | |
3838 | s += sizeof(long); | |
3839 | sv = NEWSV(42, 0); | |
3840 | sv_setiv(sv, (IV)along); | |
3841 | PUSHs(sv_2mortal(sv)); | |
3842 | } | |
3843 | } | |
726ea183 JH |
3844 | else |
3845 | #endif | |
3846 | { | |
ef54e1a4 JH |
3847 | while (len-- > 0) { |
3848 | COPY32(s, &along); | |
c67712b2 JH |
3849 | #if LONGSIZE > SIZE32 |
3850 | if (along > 2147483647) | |
3851 | along -= 4294967296; | |
3852 | #endif | |
ef54e1a4 JH |
3853 | s += SIZE32; |
3854 | sv = NEWSV(42, 0); | |
3855 | sv_setiv(sv, (IV)along); | |
3856 | PUSHs(sv_2mortal(sv)); | |
3857 | } | |
a0d0e21e | 3858 | } |
79072805 | 3859 | } |
a0d0e21e LW |
3860 | break; |
3861 | case 'V': | |
3862 | case 'N': | |
3863 | case 'L': | |
726ea183 JH |
3864 | #if LONGSIZE == SIZE32 |
3865 | along = (strend - s) / SIZE32; | |
3866 | #else | |
3867 | unatint = natint && datumtype == 'L'; | |
ef54e1a4 | 3868 | along = (strend - s) / (unatint ? sizeof(unsigned long) : SIZE32); |
726ea183 | 3869 | #endif |
a0d0e21e LW |
3870 | if (len > along) |
3871 | len = along; | |
3872 | if (checksum) { | |
726ea183 | 3873 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3874 | if (unatint) { |
bf9315bb | 3875 | unsigned long aulong; |
ef54e1a4 JH |
3876 | while (len-- > 0) { |
3877 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3878 | s += sizeof(unsigned long); | |
3879 | if (checksum > 32) | |
65202027 | 3880 | cdouble += (NV)aulong; |
ef54e1a4 JH |
3881 | else |
3882 | culong += aulong; | |
3883 | } | |
3884 | } | |
726ea183 JH |
3885 | else |
3886 | #endif | |
3887 | { | |
ef54e1a4 JH |
3888 | while (len-- > 0) { |
3889 | COPY32(s, &aulong); | |
3890 | s += SIZE32; | |
a0d0e21e | 3891 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3892 | if (datumtype == 'N') |
3893 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3894 | #endif |
a0d0e21e | 3895 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3896 | if (datumtype == 'V') |
3897 | aulong = vtohl(aulong); | |
79072805 | 3898 | #endif |
ef54e1a4 | 3899 | if (checksum > 32) |
65202027 | 3900 | cdouble += (NV)aulong; |
ef54e1a4 JH |
3901 | else |
3902 | culong += aulong; | |
3903 | } | |
a0d0e21e LW |
3904 | } |
3905 | } | |
3906 | else { | |
3907 | EXTEND(SP, len); | |
bbce6d69 | 3908 | EXTEND_MORTAL(len); |
726ea183 | 3909 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3910 | if (unatint) { |
bf9315bb | 3911 | unsigned long aulong; |
ef54e1a4 JH |
3912 | while (len-- > 0) { |
3913 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3914 | s += sizeof(unsigned long); | |
3915 | sv = NEWSV(43, 0); | |
3916 | sv_setuv(sv, (UV)aulong); | |
3917 | PUSHs(sv_2mortal(sv)); | |
3918 | } | |
3919 | } | |
726ea183 JH |
3920 | else |
3921 | #endif | |
3922 | { | |
ef54e1a4 JH |
3923 | while (len-- > 0) { |
3924 | COPY32(s, &aulong); | |
3925 | s += SIZE32; | |
a0d0e21e | 3926 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3927 | if (datumtype == 'N') |
3928 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3929 | #endif |
a0d0e21e | 3930 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3931 | if (datumtype == 'V') |
3932 | aulong = vtohl(aulong); | |
79072805 | 3933 | #endif |
ef54e1a4 JH |
3934 | sv = NEWSV(43, 0); |
3935 | sv_setuv(sv, (UV)aulong); | |
3936 | PUSHs(sv_2mortal(sv)); | |
3937 | } | |
a0d0e21e LW |
3938 | } |
3939 | } | |
3940 | break; | |
3941 | case 'p': | |
3942 | along = (strend - s) / sizeof(char*); | |
3943 | if (len > along) | |
3944 | len = along; | |
3945 | EXTEND(SP, len); | |
bbce6d69 | 3946 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3947 | while (len-- > 0) { |
3948 | if (sizeof(char*) > strend - s) | |
3949 | break; | |
3950 | else { | |
3951 | Copy(s, &aptr, 1, char*); | |
3952 | s += sizeof(char*); | |
3953 | } | |
3954 | sv = NEWSV(44, 0); | |
3955 | if (aptr) | |
3956 | sv_setpv(sv, aptr); | |
3957 | PUSHs(sv_2mortal(sv)); | |
3958 | } | |
3959 | break; | |
def98dd4 | 3960 | case 'w': |
def98dd4 | 3961 | EXTEND(SP, len); |
bbce6d69 | 3962 | EXTEND_MORTAL(len); |
8ec5e241 | 3963 | { |
bbce6d69 | 3964 | UV auv = 0; |
3965 | U32 bytes = 0; | |
3966 | ||
3967 | while ((len > 0) && (s < strend)) { | |
3968 | auv = (auv << 7) | (*s & 0x7f); | |
3969 | if (!(*s++ & 0x80)) { | |
3970 | bytes = 0; | |
3971 | sv = NEWSV(40, 0); | |
3972 | sv_setuv(sv, auv); | |
3973 | PUSHs(sv_2mortal(sv)); | |
3974 | len--; | |
3975 | auv = 0; | |
3976 | } | |
3977 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
bbce6d69 | 3978 | char *t; |
2d8e6c8d | 3979 | STRLEN n_a; |
bbce6d69 | 3980 | |
cea2e8a9 | 3981 | sv = Perl_newSVpvf(aTHX_ "%.*Vu", (int)TYPE_DIGITS(UV), auv); |
bbce6d69 | 3982 | while (s < strend) { |
3983 | sv = mul128(sv, *s & 0x7f); | |
3984 | if (!(*s++ & 0x80)) { | |
3985 | bytes = 0; | |
3986 | break; | |
3987 | } | |
3988 | } | |
2d8e6c8d | 3989 | t = SvPV(sv, n_a); |
bbce6d69 | 3990 | while (*t == '0') |
3991 | t++; | |
3992 | sv_chop(sv, t); | |
3993 | PUSHs(sv_2mortal(sv)); | |
3994 | len--; | |
3995 | auv = 0; | |
3996 | } | |
3997 | } | |
3998 | if ((s >= strend) && bytes) | |
d470f89e | 3999 | DIE(aTHX_ "Unterminated compressed integer"); |
bbce6d69 | 4000 | } |
def98dd4 | 4001 | break; |
a0d0e21e LW |
4002 | case 'P': |
4003 | EXTEND(SP, 1); | |
4004 | if (sizeof(char*) > strend - s) | |
4005 | break; | |
4006 | else { | |
4007 | Copy(s, &aptr, 1, char*); | |
4008 | s += sizeof(char*); | |
4009 | } | |
4010 | sv = NEWSV(44, 0); | |
4011 | if (aptr) | |
4012 | sv_setpvn(sv, aptr, len); | |
4013 | PUSHs(sv_2mortal(sv)); | |
4014 | break; | |
ecfc5424 | 4015 | #ifdef HAS_QUAD |
a0d0e21e | 4016 | case 'q': |
d4217c7e JH |
4017 | along = (strend - s) / sizeof(Quad_t); |
4018 | if (len > along) | |
4019 | len = along; | |
a0d0e21e | 4020 | EXTEND(SP, len); |
bbce6d69 | 4021 | EXTEND_MORTAL(len); |
a0d0e21e | 4022 | while (len-- > 0) { |
ecfc5424 | 4023 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
4024 | aquad = 0; |
4025 | else { | |
ecfc5424 AD |
4026 | Copy(s, &aquad, 1, Quad_t); |
4027 | s += sizeof(Quad_t); | |
a0d0e21e LW |
4028 | } |
4029 | sv = NEWSV(42, 0); | |
96e4d5b1 | 4030 | if (aquad >= IV_MIN && aquad <= IV_MAX) |
4031 | sv_setiv(sv, (IV)aquad); | |
4032 | else | |
65202027 | 4033 | sv_setnv(sv, (NV)aquad); |
a0d0e21e LW |
4034 | PUSHs(sv_2mortal(sv)); |
4035 | } | |
4036 | break; | |
4037 | case 'Q': | |
d4217c7e JH |
4038 | along = (strend - s) / sizeof(Quad_t); |
4039 | if (len > along) | |
4040 | len = along; | |
a0d0e21e | 4041 | EXTEND(SP, len); |
bbce6d69 | 4042 | EXTEND_MORTAL(len); |
a0d0e21e | 4043 | while (len-- > 0) { |
e862df63 | 4044 | if (s + sizeof(Uquad_t) > strend) |
a0d0e21e LW |
4045 | auquad = 0; |
4046 | else { | |
e862df63 HB |
4047 | Copy(s, &auquad, 1, Uquad_t); |
4048 | s += sizeof(Uquad_t); | |
a0d0e21e LW |
4049 | } |
4050 | sv = NEWSV(43, 0); | |
27612d38 | 4051 | if (auquad <= UV_MAX) |
96e4d5b1 | 4052 | sv_setuv(sv, (UV)auquad); |
4053 | else | |
65202027 | 4054 | sv_setnv(sv, (NV)auquad); |
a0d0e21e LW |
4055 | PUSHs(sv_2mortal(sv)); |
4056 | } | |
4057 | break; | |
79072805 | 4058 | #endif |
a0d0e21e LW |
4059 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
4060 | case 'f': | |
4061 | case 'F': | |
4062 | along = (strend - s) / sizeof(float); | |
4063 | if (len > along) | |
4064 | len = along; | |
4065 | if (checksum) { | |
4066 | while (len-- > 0) { | |
4067 | Copy(s, &afloat, 1, float); | |
4068 | s += sizeof(float); | |
4069 | cdouble += afloat; | |
4070 | } | |
4071 | } | |
4072 | else { | |
4073 | EXTEND(SP, len); | |
bbce6d69 | 4074 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4075 | while (len-- > 0) { |
4076 | Copy(s, &afloat, 1, float); | |
4077 | s += sizeof(float); | |
4078 | sv = NEWSV(47, 0); | |
65202027 | 4079 | sv_setnv(sv, (NV)afloat); |
a0d0e21e LW |
4080 | PUSHs(sv_2mortal(sv)); |
4081 | } | |
4082 | } | |
4083 | break; | |
4084 | case 'd': | |
4085 | case 'D': | |
4086 | along = (strend - s) / sizeof(double); | |
4087 | if (len > along) | |
4088 | len = along; | |
4089 | if (checksum) { | |
4090 | while (len-- > 0) { | |
4091 | Copy(s, &adouble, 1, double); | |
4092 | s += sizeof(double); | |
4093 | cdouble += adouble; | |
4094 | } | |
4095 | } | |
4096 | else { | |
4097 | EXTEND(SP, len); | |
bbce6d69 | 4098 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4099 | while (len-- > 0) { |
4100 | Copy(s, &adouble, 1, double); | |
4101 | s += sizeof(double); | |
4102 | sv = NEWSV(48, 0); | |
65202027 | 4103 | sv_setnv(sv, (NV)adouble); |
a0d0e21e LW |
4104 | PUSHs(sv_2mortal(sv)); |
4105 | } | |
4106 | } | |
4107 | break; | |
4108 | case 'u': | |
9d116dd7 JH |
4109 | /* MKS: |
4110 | * Initialise the decode mapping. By using a table driven | |
4111 | * algorithm, the code will be character-set independent | |
4112 | * (and just as fast as doing character arithmetic) | |
4113 | */ | |
80252599 | 4114 | if (PL_uudmap['M'] == 0) { |
9d116dd7 JH |
4115 | int i; |
4116 | ||
80252599 GS |
4117 | for (i = 0; i < sizeof(PL_uuemap); i += 1) |
4118 | PL_uudmap[PL_uuemap[i]] = i; | |
9d116dd7 JH |
4119 | /* |
4120 | * Because ' ' and '`' map to the same value, | |
4121 | * we need to decode them both the same. | |
4122 | */ | |
80252599 | 4123 | PL_uudmap[' '] = 0; |
9d116dd7 JH |
4124 | } |
4125 | ||
a0d0e21e LW |
4126 | along = (strend - s) * 3 / 4; |
4127 | sv = NEWSV(42, along); | |
f12c7020 | 4128 | if (along) |
4129 | SvPOK_on(sv); | |
9d116dd7 | 4130 | while (s < strend && *s > ' ' && ISUUCHAR(*s)) { |
a0d0e21e LW |
4131 | I32 a, b, c, d; |
4132 | char hunk[4]; | |
79072805 | 4133 | |
a0d0e21e | 4134 | hunk[3] = '\0'; |
80252599 | 4135 | len = PL_uudmap[*s++] & 077; |
a0d0e21e | 4136 | while (len > 0) { |
9d116dd7 | 4137 | if (s < strend && ISUUCHAR(*s)) |
80252599 | 4138 | a = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4139 | else |
4140 | a = 0; | |
4141 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4142 | b = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4143 | else |
4144 | b = 0; | |
4145 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4146 | c = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4147 | else |
4148 | c = 0; | |
4149 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4150 | d = PL_uudmap[*s++] & 077; |
a0d0e21e LW |
4151 | else |
4152 | d = 0; | |
4e35701f NIS |
4153 | hunk[0] = (a << 2) | (b >> 4); |
4154 | hunk[1] = (b << 4) | (c >> 2); | |
4155 | hunk[2] = (c << 6) | d; | |
4156 | sv_catpvn(sv, hunk, (len > 3) ? 3 : len); | |
a0d0e21e LW |
4157 | len -= 3; |
4158 | } | |
4159 | if (*s == '\n') | |
4160 | s++; | |
4161 | else if (s[1] == '\n') /* possible checksum byte */ | |
4162 | s += 2; | |
79072805 | 4163 | } |
a0d0e21e LW |
4164 | XPUSHs(sv_2mortal(sv)); |
4165 | break; | |
79072805 | 4166 | } |
a0d0e21e LW |
4167 | if (checksum) { |
4168 | sv = NEWSV(42, 0); | |
4169 | if (strchr("fFdD", datumtype) || | |
32d8b6e5 | 4170 | (checksum > 32 && strchr("iIlLNU", datumtype)) ) { |
65202027 | 4171 | NV trouble; |
79072805 | 4172 | |
a0d0e21e LW |
4173 | adouble = 1.0; |
4174 | while (checksum >= 16) { | |
4175 | checksum -= 16; | |
4176 | adouble *= 65536.0; | |
4177 | } | |
4178 | while (checksum >= 4) { | |
4179 | checksum -= 4; | |
4180 | adouble *= 16.0; | |
4181 | } | |
4182 | while (checksum--) | |
4183 | adouble *= 2.0; | |
4184 | along = (1 << checksum) - 1; | |
4185 | while (cdouble < 0.0) | |
4186 | cdouble += adouble; | |
65202027 | 4187 | cdouble = Perl_modf(cdouble / adouble, &trouble) * adouble; |
a0d0e21e LW |
4188 | sv_setnv(sv, cdouble); |
4189 | } | |
4190 | else { | |
4191 | if (checksum < 32) { | |
96e4d5b1 | 4192 | aulong = (1 << checksum) - 1; |
4193 | culong &= aulong; | |
a0d0e21e | 4194 | } |
96e4d5b1 | 4195 | sv_setuv(sv, (UV)culong); |
a0d0e21e LW |
4196 | } |
4197 | XPUSHs(sv_2mortal(sv)); | |
4198 | checksum = 0; | |
79072805 | 4199 | } |
79072805 | 4200 | } |
924508f0 | 4201 | if (SP == oldsp && gimme == G_SCALAR) |
3280af22 | 4202 | PUSHs(&PL_sv_undef); |
79072805 | 4203 | RETURN; |
79072805 LW |
4204 | } |
4205 | ||
76e3520e | 4206 | STATIC void |
cea2e8a9 | 4207 | S_doencodes(pTHX_ register SV *sv, register char *s, register I32 len) |
79072805 | 4208 | { |
a0d0e21e | 4209 | char hunk[5]; |
79072805 | 4210 | |
80252599 | 4211 | *hunk = PL_uuemap[len]; |
a0d0e21e LW |
4212 | sv_catpvn(sv, hunk, 1); |
4213 | hunk[4] = '\0'; | |
f264d472 | 4214 | while (len > 2) { |
80252599 GS |
4215 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4216 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((s[1] >> 4) & 017)))]; | |
4217 | hunk[2] = PL_uuemap[(077 & (((s[1] << 2) & 074) | ((s[2] >> 6) & 03)))]; | |
4218 | hunk[3] = PL_uuemap[(077 & (s[2] & 077))]; | |
a0d0e21e LW |
4219 | sv_catpvn(sv, hunk, 4); |
4220 | s += 3; | |
4221 | len -= 3; | |
4222 | } | |
f264d472 GS |
4223 | if (len > 0) { |
4224 | char r = (len > 1 ? s[1] : '\0'); | |
80252599 GS |
4225 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4226 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((r >> 4) & 017)))]; | |
4227 | hunk[2] = PL_uuemap[(077 & ((r << 2) & 074))]; | |
4228 | hunk[3] = PL_uuemap[0]; | |
f264d472 | 4229 | sv_catpvn(sv, hunk, 4); |
a0d0e21e LW |
4230 | } |
4231 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
4232 | } |
4233 | ||
79cb57f6 | 4234 | STATIC SV * |
cea2e8a9 | 4235 | S_is_an_int(pTHX_ char *s, STRLEN l) |
55497cff | 4236 | { |
2d8e6c8d | 4237 | STRLEN n_a; |
79cb57f6 | 4238 | SV *result = newSVpvn(s, l); |
2d8e6c8d | 4239 | char *result_c = SvPV(result, n_a); /* convenience */ |
55497cff | 4240 | char *out = result_c; |
4241 | bool skip = 1; | |
4242 | bool ignore = 0; | |
4243 | ||
4244 | while (*s) { | |
4245 | switch (*s) { | |
4246 | case ' ': | |
4247 | break; | |
4248 | case '+': | |
4249 | if (!skip) { | |
4250 | SvREFCNT_dec(result); | |
4251 | return (NULL); | |
4252 | } | |
4253 | break; | |
4254 | case '0': | |
4255 | case '1': | |
4256 | case '2': | |
4257 | case '3': | |
4258 | case '4': | |
4259 | case '5': | |
4260 | case '6': | |
4261 | case '7': | |
4262 | case '8': | |
4263 | case '9': | |
4264 | skip = 0; | |
4265 | if (!ignore) { | |
4266 | *(out++) = *s; | |
4267 | } | |
4268 | break; | |
4269 | case '.': | |
4270 | ignore = 1; | |
4271 | break; | |
4272 | default: | |
4273 | SvREFCNT_dec(result); | |
4274 | return (NULL); | |
4275 | } | |
4276 | s++; | |
4277 | } | |
4278 | *(out++) = '\0'; | |
4279 | SvCUR_set(result, out - result_c); | |
4280 | return (result); | |
4281 | } | |
4282 | ||
864dbfa3 | 4283 | /* pnum must be '\0' terminated */ |
76e3520e | 4284 | STATIC int |
cea2e8a9 | 4285 | S_div128(pTHX_ SV *pnum, bool *done) |
55497cff | 4286 | { |
4287 | STRLEN len; | |
4288 | char *s = SvPV(pnum, len); | |
4289 | int m = 0; | |
4290 | int r = 0; | |
4291 | char *t = s; | |
4292 | ||
4293 | *done = 1; | |
4294 | while (*t) { | |
4295 | int i; | |
4296 | ||
4297 | i = m * 10 + (*t - '0'); | |
4298 | m = i & 0x7F; | |
4299 | r = (i >> 7); /* r < 10 */ | |
4300 | if (r) { | |
4301 | *done = 0; | |
4302 | } | |
4303 | *(t++) = '0' + r; | |
4304 | } | |
4305 | *(t++) = '\0'; | |
4306 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
4307 | return (m); | |
4308 | } | |
4309 | ||
4310 | ||
a0d0e21e | 4311 | PP(pp_pack) |
79072805 | 4312 | { |
4e35701f | 4313 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
4314 | register SV *cat = TARG; |
4315 | register I32 items; | |
4316 | STRLEN fromlen; | |
4317 | register char *pat = SvPVx(*++MARK, fromlen); | |
4318 | register char *patend = pat + fromlen; | |
4319 | register I32 len; | |
4320 | I32 datumtype; | |
4321 | SV *fromstr; | |
4322 | /*SUPPRESS 442*/ | |
4323 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
4324 | static char *space10 = " "; | |
79072805 | 4325 | |
a0d0e21e LW |
4326 | /* These must not be in registers: */ |
4327 | char achar; | |
4328 | I16 ashort; | |
4329 | int aint; | |
4330 | unsigned int auint; | |
4331 | I32 along; | |
4332 | U32 aulong; | |
ecfc5424 AD |
4333 | #ifdef HAS_QUAD |
4334 | Quad_t aquad; | |
e862df63 | 4335 | Uquad_t auquad; |
79072805 | 4336 | #endif |
a0d0e21e LW |
4337 | char *aptr; |
4338 | float afloat; | |
4339 | double adouble; | |
fb73857a | 4340 | int commas = 0; |
726ea183 | 4341 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4342 | int natint; /* native integer */ |
726ea183 | 4343 | #endif |
79072805 | 4344 | |
a0d0e21e LW |
4345 | items = SP - MARK; |
4346 | MARK++; | |
4347 | sv_setpvn(cat, "", 0); | |
4348 | while (pat < patend) { | |
43192e07 IP |
4349 | SV *lengthcode = Nullsv; |
4350 | #define NEXTFROM ( lengthcode ? lengthcode : items-- > 0 ? *MARK++ : &PL_sv_no) | |
bbdab043 | 4351 | datumtype = *pat++ & 0xFF; |
726ea183 | 4352 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4353 | natint = 0; |
726ea183 | 4354 | #endif |
bbdab043 CS |
4355 | if (isSPACE(datumtype)) |
4356 | continue; | |
17f4a12d IZ |
4357 | if (datumtype == '#') { |
4358 | while (pat < patend && *pat != '\n') | |
4359 | pat++; | |
4360 | continue; | |
4361 | } | |
f61d411c | 4362 | if (*pat == '!') { |
ef54e1a4 JH |
4363 | char *natstr = "sSiIlL"; |
4364 | ||
4365 | if (strchr(natstr, datumtype)) { | |
726ea183 | 4366 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4367 | natint = 1; |
726ea183 | 4368 | #endif |
ef54e1a4 JH |
4369 | pat++; |
4370 | } | |
4371 | else | |
d470f89e | 4372 | DIE(aTHX_ "'!' allowed only after types %s", natstr); |
ef54e1a4 | 4373 | } |
a0d0e21e LW |
4374 | if (*pat == '*') { |
4375 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
4376 | pat++; | |
4377 | } | |
4378 | else if (isDIGIT(*pat)) { | |
4379 | len = *pat++ - '0'; | |
06387354 | 4380 | while (isDIGIT(*pat)) { |
a0d0e21e | 4381 | len = (len * 10) + (*pat++ - '0'); |
06387354 | 4382 | if (len < 0) |
d470f89e | 4383 | DIE(aTHX_ "Repeat count in pack overflows"); |
06387354 | 4384 | } |
a0d0e21e LW |
4385 | } |
4386 | else | |
4387 | len = 1; | |
17f4a12d | 4388 | if (*pat == '/') { |
43192e07 IP |
4389 | ++pat; |
4390 | if (*pat != 'a' && *pat != 'A' && *pat != 'Z' || pat[1] != '*') | |
17f4a12d | 4391 | DIE(aTHX_ "/ must be followed by a*, A* or Z*"); |
43192e07 IP |
4392 | lengthcode = sv_2mortal(newSViv(sv_len(items > 0 |
4393 | ? *MARK : &PL_sv_no))); | |
4394 | } | |
a0d0e21e LW |
4395 | switch(datumtype) { |
4396 | default: | |
d470f89e | 4397 | DIE(aTHX_ "Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 4398 | case ',': /* grandfather in commas but with a warning */ |
599cee73 | 4399 | if (commas++ == 0 && ckWARN(WARN_UNSAFE)) |
43192e07 IP |
4400 | Perl_warner(aTHX_ WARN_UNSAFE, |
4401 | "Invalid type in pack: '%c'", (int)datumtype); | |
fb73857a | 4402 | break; |
a0d0e21e | 4403 | case '%': |
cea2e8a9 | 4404 | DIE(aTHX_ "%% may only be used in unpack"); |
a0d0e21e LW |
4405 | case '@': |
4406 | len -= SvCUR(cat); | |
4407 | if (len > 0) | |
4408 | goto grow; | |
4409 | len = -len; | |
4410 | if (len > 0) | |
4411 | goto shrink; | |
4412 | break; | |
4413 | case 'X': | |
4414 | shrink: | |
4415 | if (SvCUR(cat) < len) | |
cea2e8a9 | 4416 | DIE(aTHX_ "X outside of string"); |
a0d0e21e LW |
4417 | SvCUR(cat) -= len; |
4418 | *SvEND(cat) = '\0'; | |
4419 | break; | |
4420 | case 'x': | |
4421 | grow: | |
4422 | while (len >= 10) { | |
4423 | sv_catpvn(cat, null10, 10); | |
4424 | len -= 10; | |
4425 | } | |
4426 | sv_catpvn(cat, null10, len); | |
4427 | break; | |
4428 | case 'A': | |
5a929a98 | 4429 | case 'Z': |
a0d0e21e LW |
4430 | case 'a': |
4431 | fromstr = NEXTFROM; | |
4432 | aptr = SvPV(fromstr, fromlen); | |
2b6c5635 | 4433 | if (pat[-1] == '*') { |
a0d0e21e | 4434 | len = fromlen; |
2b6c5635 GS |
4435 | if (datumtype == 'Z') |
4436 | ++len; | |
4437 | } | |
4438 | if (fromlen >= len) { | |
a0d0e21e | 4439 | sv_catpvn(cat, aptr, len); |
2b6c5635 GS |
4440 | if (datumtype == 'Z') |
4441 | *(SvEND(cat)-1) = '\0'; | |
4442 | } | |
a0d0e21e LW |
4443 | else { |
4444 | sv_catpvn(cat, aptr, fromlen); | |
4445 | len -= fromlen; | |
4446 | if (datumtype == 'A') { | |
4447 | while (len >= 10) { | |
4448 | sv_catpvn(cat, space10, 10); | |
4449 | len -= 10; | |
4450 | } | |
4451 | sv_catpvn(cat, space10, len); | |
4452 | } | |
4453 | else { | |
4454 | while (len >= 10) { | |
4455 | sv_catpvn(cat, null10, 10); | |
4456 | len -= 10; | |
4457 | } | |
4458 | sv_catpvn(cat, null10, len); | |
4459 | } | |
4460 | } | |
4461 | break; | |
4462 | case 'B': | |
4463 | case 'b': | |
4464 | { | |
4465 | char *savepat = pat; | |
4466 | I32 saveitems; | |
79072805 | 4467 | |
a0d0e21e LW |
4468 | fromstr = NEXTFROM; |
4469 | saveitems = items; | |
4470 | aptr = SvPV(fromstr, fromlen); | |
4471 | if (pat[-1] == '*') | |
4472 | len = fromlen; | |
4473 | pat = aptr; | |
4474 | aint = SvCUR(cat); | |
4475 | SvCUR(cat) += (len+7)/8; | |
4476 | SvGROW(cat, SvCUR(cat) + 1); | |
4477 | aptr = SvPVX(cat) + aint; | |
4478 | if (len > fromlen) | |
4479 | len = fromlen; | |
4480 | aint = len; | |
4481 | items = 0; | |
4482 | if (datumtype == 'B') { | |
4483 | for (len = 0; len++ < aint;) { | |
4484 | items |= *pat++ & 1; | |
4485 | if (len & 7) | |
4486 | items <<= 1; | |
4487 | else { | |
4488 | *aptr++ = items & 0xff; | |
4489 | items = 0; | |
4490 | } | |
4491 | } | |
4492 | } | |
4493 | else { | |
4494 | for (len = 0; len++ < aint;) { | |
4495 | if (*pat++ & 1) | |
4496 | items |= 128; | |
4497 | if (len & 7) | |
4498 | items >>= 1; | |
4499 | else { | |
4500 | *aptr++ = items & 0xff; | |
4501 | items = 0; | |
4502 | } | |
4503 | } | |
4504 | } | |
4505 | if (aint & 7) { | |
4506 | if (datumtype == 'B') | |
4507 | items <<= 7 - (aint & 7); | |
4508 | else | |
4509 | items >>= 7 - (aint & 7); | |
4510 | *aptr++ = items & 0xff; | |
4511 | } | |
4512 | pat = SvPVX(cat) + SvCUR(cat); | |
4513 | while (aptr <= pat) | |
4514 | *aptr++ = '\0'; | |
79072805 | 4515 | |
a0d0e21e LW |
4516 | pat = savepat; |
4517 | items = saveitems; | |
4518 | } | |
4519 | break; | |
4520 | case 'H': | |
4521 | case 'h': | |
4522 | { | |
4523 | char *savepat = pat; | |
4524 | I32 saveitems; | |
79072805 | 4525 | |
a0d0e21e LW |
4526 | fromstr = NEXTFROM; |
4527 | saveitems = items; | |
4528 | aptr = SvPV(fromstr, fromlen); | |
4529 | if (pat[-1] == '*') | |
4530 | len = fromlen; | |
4531 | pat = aptr; | |
4532 | aint = SvCUR(cat); | |
4533 | SvCUR(cat) += (len+1)/2; | |
4534 | SvGROW(cat, SvCUR(cat) + 1); | |
4535 | aptr = SvPVX(cat) + aint; | |
4536 | if (len > fromlen) | |
4537 | len = fromlen; | |
4538 | aint = len; | |
4539 | items = 0; | |
4540 | if (datumtype == 'H') { | |
4541 | for (len = 0; len++ < aint;) { | |
4542 | if (isALPHA(*pat)) | |
4543 | items |= ((*pat++ & 15) + 9) & 15; | |
4544 | else | |
4545 | items |= *pat++ & 15; | |
4546 | if (len & 1) | |
4547 | items <<= 4; | |
4548 | else { | |
4549 | *aptr++ = items & 0xff; | |
4550 | items = 0; | |
4551 | } | |
4552 | } | |
4553 | } | |
4554 | else { | |
4555 | for (len = 0; len++ < aint;) { | |
4556 | if (isALPHA(*pat)) | |
4557 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
4558 | else | |
4559 | items |= (*pat++ & 15) << 4; | |
4560 | if (len & 1) | |
4561 | items >>= 4; | |
4562 | else { | |
4563 | *aptr++ = items & 0xff; | |
4564 | items = 0; | |
4565 | } | |
4566 | } | |
4567 | } | |
4568 | if (aint & 1) | |
4569 | *aptr++ = items & 0xff; | |
4570 | pat = SvPVX(cat) + SvCUR(cat); | |
4571 | while (aptr <= pat) | |
4572 | *aptr++ = '\0'; | |
79072805 | 4573 | |
a0d0e21e LW |
4574 | pat = savepat; |
4575 | items = saveitems; | |
4576 | } | |
4577 | break; | |
4578 | case 'C': | |
4579 | case 'c': | |
4580 | while (len-- > 0) { | |
4581 | fromstr = NEXTFROM; | |
4582 | aint = SvIV(fromstr); | |
4583 | achar = aint; | |
4584 | sv_catpvn(cat, &achar, sizeof(char)); | |
4585 | } | |
4586 | break; | |
a0ed51b3 LW |
4587 | case 'U': |
4588 | while (len-- > 0) { | |
4589 | fromstr = NEXTFROM; | |
4590 | auint = SvUV(fromstr); | |
4591 | SvGROW(cat, SvCUR(cat) + 10); | |
dfe13c55 GS |
4592 | SvCUR_set(cat, (char*)uv_to_utf8((U8*)SvEND(cat),auint) |
4593 | - SvPVX(cat)); | |
a0ed51b3 LW |
4594 | } |
4595 | *SvEND(cat) = '\0'; | |
4596 | break; | |
a0d0e21e LW |
4597 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ |
4598 | case 'f': | |
4599 | case 'F': | |
4600 | while (len-- > 0) { | |
4601 | fromstr = NEXTFROM; | |
4602 | afloat = (float)SvNV(fromstr); | |
4603 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
4604 | } | |
4605 | break; | |
4606 | case 'd': | |
4607 | case 'D': | |
4608 | while (len-- > 0) { | |
4609 | fromstr = NEXTFROM; | |
4610 | adouble = (double)SvNV(fromstr); | |
4611 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
4612 | } | |
4613 | break; | |
4614 | case 'n': | |
4615 | while (len-- > 0) { | |
4616 | fromstr = NEXTFROM; | |
4617 | ashort = (I16)SvIV(fromstr); | |
4618 | #ifdef HAS_HTONS | |
6ad3d225 | 4619 | ashort = PerlSock_htons(ashort); |
79072805 | 4620 | #endif |
96e4d5b1 | 4621 | CAT16(cat, &ashort); |
a0d0e21e LW |
4622 | } |
4623 | break; | |
4624 | case 'v': | |
4625 | while (len-- > 0) { | |
4626 | fromstr = NEXTFROM; | |
4627 | ashort = (I16)SvIV(fromstr); | |
4628 | #ifdef HAS_HTOVS | |
4629 | ashort = htovs(ashort); | |
79072805 | 4630 | #endif |
96e4d5b1 | 4631 | CAT16(cat, &ashort); |
a0d0e21e LW |
4632 | } |
4633 | break; | |
4634 | case 'S': | |
726ea183 | 4635 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
4636 | if (natint) { |
4637 | unsigned short aushort; | |
4638 | ||
4639 | while (len-- > 0) { | |
4640 | fromstr = NEXTFROM; | |
4641 | aushort = SvUV(fromstr); | |
4642 | sv_catpvn(cat, (char *)&aushort, sizeof(unsigned short)); | |
4643 | } | |
4644 | } | |
726ea183 JH |
4645 | else |
4646 | #endif | |
4647 | { | |
ef54e1a4 JH |
4648 | U16 aushort; |
4649 | ||
4650 | while (len-- > 0) { | |
4651 | fromstr = NEXTFROM; | |
726ea183 | 4652 | aushort = (U16)SvUV(fromstr); |
ef54e1a4 JH |
4653 | CAT16(cat, &aushort); |
4654 | } | |
726ea183 | 4655 | |
ef54e1a4 JH |
4656 | } |
4657 | break; | |
a0d0e21e | 4658 | case 's': |
c67712b2 | 4659 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 4660 | if (natint) { |
bf9315bb GS |
4661 | short ashort; |
4662 | ||
ef54e1a4 JH |
4663 | while (len-- > 0) { |
4664 | fromstr = NEXTFROM; | |
4665 | ashort = SvIV(fromstr); | |
4666 | sv_catpvn(cat, (char *)&ashort, sizeof(short)); | |
4667 | } | |
4668 | } | |
726ea183 JH |
4669 | else |
4670 | #endif | |
4671 | { | |
ef54e1a4 JH |
4672 | while (len-- > 0) { |
4673 | fromstr = NEXTFROM; | |
4674 | ashort = (I16)SvIV(fromstr); | |
4675 | CAT16(cat, &ashort); | |
4676 | } | |
a0d0e21e LW |
4677 | } |
4678 | break; | |
4679 | case 'I': | |
4680 | while (len-- > 0) { | |
4681 | fromstr = NEXTFROM; | |
96e4d5b1 | 4682 | auint = SvUV(fromstr); |
a0d0e21e LW |
4683 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
4684 | } | |
4685 | break; | |
def98dd4 UP |
4686 | case 'w': |
4687 | while (len-- > 0) { | |
bbce6d69 | 4688 | fromstr = NEXTFROM; |
65202027 | 4689 | adouble = Perl_floor(SvNV(fromstr)); |
bbce6d69 | 4690 | |
4691 | if (adouble < 0) | |
d470f89e | 4692 | DIE(aTHX_ "Cannot compress negative numbers"); |
bbce6d69 | 4693 | |
46fc3d4c | 4694 | if ( |
4695 | #ifdef BW_BITS | |
4696 | adouble <= BW_MASK | |
4697 | #else | |
ef2d312d TH |
4698 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT |
4699 | adouble <= UV_MAX_cxux | |
4700 | #else | |
46fc3d4c | 4701 | adouble <= UV_MAX |
4702 | #endif | |
ef2d312d | 4703 | #endif |
46fc3d4c | 4704 | ) |
4705 | { | |
bbce6d69 | 4706 | char buf[1 + sizeof(UV)]; |
4707 | char *in = buf + sizeof(buf); | |
db7c17d7 | 4708 | UV auv = U_V(adouble); |
bbce6d69 | 4709 | |
4710 | do { | |
4711 | *--in = (auv & 0x7f) | 0x80; | |
4712 | auv >>= 7; | |
4713 | } while (auv); | |
4714 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4715 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4716 | } | |
4717 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
4718 | char *from, *result, *in; | |
4719 | SV *norm; | |
4720 | STRLEN len; | |
4721 | bool done; | |
8ec5e241 | 4722 | |
bbce6d69 | 4723 | /* Copy string and check for compliance */ |
4724 | from = SvPV(fromstr, len); | |
4725 | if ((norm = is_an_int(from, len)) == NULL) | |
d470f89e | 4726 | DIE(aTHX_ "can compress only unsigned integer"); |
bbce6d69 | 4727 | |
4728 | New('w', result, len, char); | |
4729 | in = result + len; | |
4730 | done = FALSE; | |
4731 | while (!done) | |
4732 | *--in = div128(norm, &done) | 0x80; | |
4733 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
4734 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 4735 | Safefree(result); |
bbce6d69 | 4736 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 4737 | } |
bbce6d69 | 4738 | else if (SvNOKp(fromstr)) { |
4739 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
4740 | char *in = buf + sizeof(buf); | |
4741 | ||
4742 | do { | |
4743 | double next = floor(adouble / 128); | |
4744 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
4745 | if (--in < buf) /* this cannot happen ;-) */ | |
d470f89e | 4746 | DIE(aTHX_ "Cannot compress integer"); |
bbce6d69 | 4747 | adouble = next; |
4748 | } while (adouble > 0); | |
4749 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4750 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4751 | } | |
4752 | else | |
d470f89e | 4753 | DIE(aTHX_ "Cannot compress non integer"); |
bbce6d69 | 4754 | } |
def98dd4 | 4755 | break; |
a0d0e21e LW |
4756 | case 'i': |
4757 | while (len-- > 0) { | |
4758 | fromstr = NEXTFROM; | |
4759 | aint = SvIV(fromstr); | |
4760 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
4761 | } | |
4762 | break; | |
4763 | case 'N': | |
4764 | while (len-- > 0) { | |
4765 | fromstr = NEXTFROM; | |
96e4d5b1 | 4766 | aulong = SvUV(fromstr); |
a0d0e21e | 4767 | #ifdef HAS_HTONL |
6ad3d225 | 4768 | aulong = PerlSock_htonl(aulong); |
79072805 | 4769 | #endif |
96e4d5b1 | 4770 | CAT32(cat, &aulong); |
a0d0e21e LW |
4771 | } |
4772 | break; | |
4773 | case 'V': | |
4774 | while (len-- > 0) { | |
4775 | fromstr = NEXTFROM; | |
96e4d5b1 | 4776 | aulong = SvUV(fromstr); |
a0d0e21e LW |
4777 | #ifdef HAS_HTOVL |
4778 | aulong = htovl(aulong); | |
79072805 | 4779 | #endif |
96e4d5b1 | 4780 | CAT32(cat, &aulong); |
a0d0e21e LW |
4781 | } |
4782 | break; | |
4783 | case 'L': | |
726ea183 | 4784 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 4785 | if (natint) { |
bf9315bb GS |
4786 | unsigned long aulong; |
4787 | ||
ef54e1a4 JH |
4788 | while (len-- > 0) { |
4789 | fromstr = NEXTFROM; | |
4790 | aulong = SvUV(fromstr); | |
4791 | sv_catpvn(cat, (char *)&aulong, sizeof(unsigned long)); | |
4792 | } | |
4793 | } | |
726ea183 JH |
4794 | else |
4795 | #endif | |
4796 | { | |
ef54e1a4 JH |
4797 | while (len-- > 0) { |
4798 | fromstr = NEXTFROM; | |
4799 | aulong = SvUV(fromstr); | |
4800 | CAT32(cat, &aulong); | |
4801 | } | |
a0d0e21e LW |
4802 | } |
4803 | break; | |
4804 | case 'l': | |
726ea183 | 4805 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 4806 | if (natint) { |
bf9315bb GS |
4807 | long along; |
4808 | ||
ef54e1a4 JH |
4809 | while (len-- > 0) { |
4810 | fromstr = NEXTFROM; | |
4811 | along = SvIV(fromstr); | |
4812 | sv_catpvn(cat, (char *)&along, sizeof(long)); | |
4813 | } | |
4814 | } | |
726ea183 JH |
4815 | else |
4816 | #endif | |
4817 | { | |
ef54e1a4 JH |
4818 | while (len-- > 0) { |
4819 | fromstr = NEXTFROM; | |
4820 | along = SvIV(fromstr); | |
4821 | CAT32(cat, &along); | |
4822 | } | |
a0d0e21e LW |
4823 | } |
4824 | break; | |
ecfc5424 | 4825 | #ifdef HAS_QUAD |
a0d0e21e LW |
4826 | case 'Q': |
4827 | while (len-- > 0) { | |
4828 | fromstr = NEXTFROM; | |
bf9315bb | 4829 | auquad = (Uquad_t)SvUV(fromstr); |
e862df63 | 4830 | sv_catpvn(cat, (char*)&auquad, sizeof(Uquad_t)); |
a0d0e21e LW |
4831 | } |
4832 | break; | |
4833 | case 'q': | |
4834 | while (len-- > 0) { | |
4835 | fromstr = NEXTFROM; | |
ecfc5424 AD |
4836 | aquad = (Quad_t)SvIV(fromstr); |
4837 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
4838 | } |
4839 | break; | |
ecfc5424 | 4840 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
4841 | case 'P': |
4842 | len = 1; /* assume SV is correct length */ | |
4843 | /* FALL THROUGH */ | |
4844 | case 'p': | |
4845 | while (len-- > 0) { | |
4846 | fromstr = NEXTFROM; | |
3280af22 | 4847 | if (fromstr == &PL_sv_undef) |
84902520 | 4848 | aptr = NULL; |
72dbcb4b | 4849 | else { |
2d8e6c8d | 4850 | STRLEN n_a; |
84902520 TB |
4851 | /* XXX better yet, could spirit away the string to |
4852 | * a safe spot and hang on to it until the result | |
4853 | * of pack() (and all copies of the result) are | |
4854 | * gone. | |
4855 | */ | |
599cee73 | 4856 | if (ckWARN(WARN_UNSAFE) && (SvTEMP(fromstr) || SvPADTMP(fromstr))) |
cea2e8a9 | 4857 | Perl_warner(aTHX_ WARN_UNSAFE, |
599cee73 | 4858 | "Attempt to pack pointer to temporary value"); |
84902520 | 4859 | if (SvPOK(fromstr) || SvNIOK(fromstr)) |
2d8e6c8d | 4860 | aptr = SvPV(fromstr,n_a); |
84902520 | 4861 | else |
2d8e6c8d | 4862 | aptr = SvPV_force(fromstr,n_a); |
72dbcb4b | 4863 | } |
a0d0e21e LW |
4864 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
4865 | } | |
4866 | break; | |
4867 | case 'u': | |
4868 | fromstr = NEXTFROM; | |
4869 | aptr = SvPV(fromstr, fromlen); | |
4870 | SvGROW(cat, fromlen * 4 / 3); | |
4871 | if (len <= 1) | |
4872 | len = 45; | |
4873 | else | |
4874 | len = len / 3 * 3; | |
4875 | while (fromlen > 0) { | |
4876 | I32 todo; | |
79072805 | 4877 | |
a0d0e21e LW |
4878 | if (fromlen > len) |
4879 | todo = len; | |
4880 | else | |
4881 | todo = fromlen; | |
4882 | doencodes(cat, aptr, todo); | |
4883 | fromlen -= todo; | |
4884 | aptr += todo; | |
4885 | } | |
4886 | break; | |
4887 | } | |
4888 | } | |
4889 | SvSETMAGIC(cat); | |
4890 | SP = ORIGMARK; | |
4891 | PUSHs(cat); | |
4892 | RETURN; | |
79072805 | 4893 | } |
a0d0e21e | 4894 | #undef NEXTFROM |
79072805 | 4895 | |
8ec5e241 | 4896 | |
a0d0e21e | 4897 | PP(pp_split) |
79072805 | 4898 | { |
4e35701f | 4899 | djSP; dTARG; |
a0d0e21e LW |
4900 | AV *ary; |
4901 | register I32 limit = POPi; /* note, negative is forever */ | |
4902 | SV *sv = POPs; | |
4903 | STRLEN len; | |
4904 | register char *s = SvPV(sv, len); | |
4905 | char *strend = s + len; | |
44a8e56a | 4906 | register PMOP *pm; |
d9f97599 | 4907 | register REGEXP *rx; |
a0d0e21e LW |
4908 | register SV *dstr; |
4909 | register char *m; | |
4910 | I32 iters = 0; | |
4911 | I32 maxiters = (strend - s) + 10; | |
4912 | I32 i; | |
4913 | char *orig; | |
4914 | I32 origlimit = limit; | |
4915 | I32 realarray = 0; | |
4916 | I32 base; | |
3280af22 | 4917 | AV *oldstack = PL_curstack; |
54310121 | 4918 | I32 gimme = GIMME_V; |
3280af22 | 4919 | I32 oldsave = PL_savestack_ix; |
8ec5e241 NIS |
4920 | I32 make_mortal = 1; |
4921 | MAGIC *mg = (MAGIC *) NULL; | |
79072805 | 4922 | |
44a8e56a | 4923 | #ifdef DEBUGGING |
4924 | Copy(&LvTARGOFF(POPs), &pm, 1, PMOP*); | |
4925 | #else | |
4926 | pm = (PMOP*)POPs; | |
4927 | #endif | |
a0d0e21e | 4928 | if (!pm || !s) |
cea2e8a9 | 4929 | DIE(aTHX_ "panic: do_split"); |
d9f97599 | 4930 | rx = pm->op_pmregexp; |
bbce6d69 | 4931 | |
4932 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
4933 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
4934 | ||
a0d0e21e LW |
4935 | if (pm->op_pmreplroot) |
4936 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
4937 | else if (gimme != G_ARRAY) | |
6d4ff0d2 | 4938 | #ifdef USE_THREADS |
533c011a | 4939 | ary = (AV*)PL_curpad[0]; |
6d4ff0d2 | 4940 | #else |
3280af22 | 4941 | ary = GvAVn(PL_defgv); |
6d4ff0d2 | 4942 | #endif /* USE_THREADS */ |
79072805 | 4943 | else |
a0d0e21e LW |
4944 | ary = Nullav; |
4945 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
4946 | realarray = 1; | |
8ec5e241 | 4947 | PUTBACK; |
a0d0e21e LW |
4948 | av_extend(ary,0); |
4949 | av_clear(ary); | |
8ec5e241 | 4950 | SPAGAIN; |
33c27489 | 4951 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
8ec5e241 | 4952 | PUSHMARK(SP); |
33c27489 | 4953 | XPUSHs(SvTIED_obj((SV*)ary, mg)); |
8ec5e241 NIS |
4954 | } |
4955 | else { | |
1c0b011c NIS |
4956 | if (!AvREAL(ary)) { |
4957 | AvREAL_on(ary); | |
abff13bb | 4958 | AvREIFY_off(ary); |
1c0b011c | 4959 | for (i = AvFILLp(ary); i >= 0; i--) |
3280af22 | 4960 | AvARRAY(ary)[i] = &PL_sv_undef; /* don't free mere refs */ |
1c0b011c NIS |
4961 | } |
4962 | /* temporarily switch stacks */ | |
3280af22 | 4963 | SWITCHSTACK(PL_curstack, ary); |
8ec5e241 | 4964 | make_mortal = 0; |
1c0b011c | 4965 | } |
79072805 | 4966 | } |
3280af22 | 4967 | base = SP - PL_stack_base; |
a0d0e21e LW |
4968 | orig = s; |
4969 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 4970 | if (pm->op_pmflags & PMf_LOCALE) { |
4971 | while (isSPACE_LC(*s)) | |
4972 | s++; | |
4973 | } | |
4974 | else { | |
4975 | while (isSPACE(*s)) | |
4976 | s++; | |
4977 | } | |
a0d0e21e | 4978 | } |
c07a80fd | 4979 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3280af22 NIS |
4980 | SAVEINT(PL_multiline); |
4981 | PL_multiline = pm->op_pmflags & PMf_MULTILINE; | |
c07a80fd | 4982 | } |
4983 | ||
a0d0e21e LW |
4984 | if (!limit) |
4985 | limit = maxiters + 2; | |
4986 | if (pm->op_pmflags & PMf_WHITE) { | |
4987 | while (--limit) { | |
bbce6d69 | 4988 | m = s; |
4989 | while (m < strend && | |
4990 | !((pm->op_pmflags & PMf_LOCALE) | |
4991 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
4992 | ++m; | |
a0d0e21e LW |
4993 | if (m >= strend) |
4994 | break; | |
bbce6d69 | 4995 | |
a0d0e21e LW |
4996 | dstr = NEWSV(30, m-s); |
4997 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4998 | if (make_mortal) |
a0d0e21e LW |
4999 | sv_2mortal(dstr); |
5000 | XPUSHs(dstr); | |
bbce6d69 | 5001 | |
5002 | s = m + 1; | |
5003 | while (s < strend && | |
5004 | ((pm->op_pmflags & PMf_LOCALE) | |
5005 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
5006 | ++s; | |
79072805 LW |
5007 | } |
5008 | } | |
f4091fba | 5009 | else if (strEQ("^", rx->precomp)) { |
a0d0e21e LW |
5010 | while (--limit) { |
5011 | /*SUPPRESS 530*/ | |
5012 | for (m = s; m < strend && *m != '\n'; m++) ; | |
5013 | m++; | |
5014 | if (m >= strend) | |
5015 | break; | |
5016 | dstr = NEWSV(30, m-s); | |
5017 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5018 | if (make_mortal) |
a0d0e21e LW |
5019 | sv_2mortal(dstr); |
5020 | XPUSHs(dstr); | |
5021 | s = m; | |
5022 | } | |
5023 | } | |
f722798b | 5024 | else if ((rx->reganch & RE_USE_INTUIT) && !rx->nparens |
d9f97599 GS |
5025 | && (rx->reganch & ROPT_CHECK_ALL) |
5026 | && !(rx->reganch & ROPT_ANCH)) { | |
f722798b IZ |
5027 | int tail = (rx->reganch & RE_INTUIT_TAIL); |
5028 | SV *csv = CALLREG_INTUIT_STRING(aTHX_ rx); | |
5029 | char c; | |
cf93c79d | 5030 | |
ca5b42cb GS |
5031 | len = rx->minlen; |
5032 | if (len == 1 && !tail) { | |
5033 | c = *SvPV(csv,len); | |
a0d0e21e | 5034 | while (--limit) { |
bbce6d69 | 5035 | /*SUPPRESS 530*/ |
f722798b | 5036 | for (m = s; m < strend && *m != c; m++) ; |
a0d0e21e LW |
5037 | if (m >= strend) |
5038 | break; | |
5039 | dstr = NEWSV(30, m-s); | |
5040 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5041 | if (make_mortal) |
a0d0e21e LW |
5042 | sv_2mortal(dstr); |
5043 | XPUSHs(dstr); | |
5044 | s = m + 1; | |
5045 | } | |
5046 | } | |
5047 | else { | |
5048 | #ifndef lint | |
5049 | while (s < strend && --limit && | |
f722798b IZ |
5050 | (m = fbm_instr((unsigned char*)s, (unsigned char*)strend, |
5051 | csv, PL_multiline ? FBMrf_MULTILINE : 0)) ) | |
79072805 | 5052 | #endif |
a0d0e21e LW |
5053 | { |
5054 | dstr = NEWSV(31, m-s); | |
5055 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5056 | if (make_mortal) |
a0d0e21e LW |
5057 | sv_2mortal(dstr); |
5058 | XPUSHs(dstr); | |
ca5b42cb | 5059 | s = m + len; /* Fake \n at the end */ |
a0d0e21e | 5060 | } |
463ee0b2 | 5061 | } |
463ee0b2 | 5062 | } |
a0d0e21e | 5063 | else { |
d9f97599 | 5064 | maxiters += (strend - s) * rx->nparens; |
f722798b IZ |
5065 | while (s < strend && --limit |
5066 | /* && (!rx->check_substr | |
5067 | || ((s = CALLREG_INTUIT_START(aTHX_ rx, sv, s, strend, | |
5068 | 0, NULL)))) | |
5069 | */ && CALLREGEXEC(aTHX_ rx, s, strend, orig, | |
5070 | 1 /* minend */, sv, NULL, 0)) | |
bbce6d69 | 5071 | { |
d9f97599 | 5072 | TAINT_IF(RX_MATCH_TAINTED(rx)); |
cf93c79d | 5073 | if (RX_MATCH_COPIED(rx) && rx->subbeg != orig) { |
a0d0e21e LW |
5074 | m = s; |
5075 | s = orig; | |
cf93c79d | 5076 | orig = rx->subbeg; |
a0d0e21e LW |
5077 | s = orig + (m - s); |
5078 | strend = s + (strend - m); | |
5079 | } | |
cf93c79d | 5080 | m = rx->startp[0] + orig; |
a0d0e21e LW |
5081 | dstr = NEWSV(32, m-s); |
5082 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5083 | if (make_mortal) |
a0d0e21e LW |
5084 | sv_2mortal(dstr); |
5085 | XPUSHs(dstr); | |
d9f97599 GS |
5086 | if (rx->nparens) { |
5087 | for (i = 1; i <= rx->nparens; i++) { | |
cf93c79d IZ |
5088 | s = rx->startp[i] + orig; |
5089 | m = rx->endp[i] + orig; | |
748a9306 LW |
5090 | if (m && s) { |
5091 | dstr = NEWSV(33, m-s); | |
5092 | sv_setpvn(dstr, s, m-s); | |
5093 | } | |
5094 | else | |
5095 | dstr = NEWSV(33, 0); | |
8ec5e241 | 5096 | if (make_mortal) |
a0d0e21e LW |
5097 | sv_2mortal(dstr); |
5098 | XPUSHs(dstr); | |
5099 | } | |
5100 | } | |
cf93c79d | 5101 | s = rx->endp[0] + orig; |
a0d0e21e | 5102 | } |
79072805 | 5103 | } |
8ec5e241 | 5104 | |
c07a80fd | 5105 | LEAVE_SCOPE(oldsave); |
3280af22 | 5106 | iters = (SP - PL_stack_base) - base; |
a0d0e21e | 5107 | if (iters > maxiters) |
cea2e8a9 | 5108 | DIE(aTHX_ "Split loop"); |
8ec5e241 | 5109 | |
a0d0e21e LW |
5110 | /* keep field after final delim? */ |
5111 | if (s < strend || (iters && origlimit)) { | |
5112 | dstr = NEWSV(34, strend-s); | |
5113 | sv_setpvn(dstr, s, strend-s); | |
8ec5e241 | 5114 | if (make_mortal) |
a0d0e21e LW |
5115 | sv_2mortal(dstr); |
5116 | XPUSHs(dstr); | |
5117 | iters++; | |
79072805 | 5118 | } |
a0d0e21e | 5119 | else if (!origlimit) { |
b1dadf13 | 5120 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
5121 | iters--, SP--; |
5122 | } | |
8ec5e241 | 5123 | |
a0d0e21e | 5124 | if (realarray) { |
8ec5e241 | 5125 | if (!mg) { |
1c0b011c NIS |
5126 | SWITCHSTACK(ary, oldstack); |
5127 | if (SvSMAGICAL(ary)) { | |
5128 | PUTBACK; | |
5129 | mg_set((SV*)ary); | |
5130 | SPAGAIN; | |
5131 | } | |
5132 | if (gimme == G_ARRAY) { | |
5133 | EXTEND(SP, iters); | |
5134 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
5135 | SP += iters; | |
5136 | RETURN; | |
5137 | } | |
8ec5e241 | 5138 | } |
1c0b011c | 5139 | else { |
fb73857a | 5140 | PUTBACK; |
8ec5e241 | 5141 | ENTER; |
864dbfa3 | 5142 | call_method("PUSH",G_SCALAR|G_DISCARD); |
8ec5e241 | 5143 | LEAVE; |
fb73857a | 5144 | SPAGAIN; |
8ec5e241 NIS |
5145 | if (gimme == G_ARRAY) { |
5146 | /* EXTEND should not be needed - we just popped them */ | |
5147 | EXTEND(SP, iters); | |
5148 | for (i=0; i < iters; i++) { | |
5149 | SV **svp = av_fetch(ary, i, FALSE); | |
3280af22 | 5150 | PUSHs((svp) ? *svp : &PL_sv_undef); |
8ec5e241 | 5151 | } |
1c0b011c NIS |
5152 | RETURN; |
5153 | } | |
a0d0e21e LW |
5154 | } |
5155 | } | |
5156 | else { | |
5157 | if (gimme == G_ARRAY) | |
5158 | RETURN; | |
5159 | } | |
5160 | if (iters || !pm->op_pmreplroot) { | |
5161 | GETTARGET; | |
5162 | PUSHi(iters); | |
5163 | RETURN; | |
5164 | } | |
5165 | RETPUSHUNDEF; | |
79072805 | 5166 | } |
85e6fe83 | 5167 | |
c0329465 | 5168 | #ifdef USE_THREADS |
77a005ab | 5169 | void |
864dbfa3 | 5170 | Perl_unlock_condpair(pTHX_ void *svv) |
c0329465 MB |
5171 | { |
5172 | dTHR; | |
5173 | MAGIC *mg = mg_find((SV*)svv, 'm'); | |
8ec5e241 | 5174 | |
c0329465 | 5175 | if (!mg) |
cea2e8a9 | 5176 | Perl_croak(aTHX_ "panic: unlock_condpair unlocking non-mutex"); |
c0329465 MB |
5177 | MUTEX_LOCK(MgMUTEXP(mg)); |
5178 | if (MgOWNER(mg) != thr) | |
cea2e8a9 | 5179 | Perl_croak(aTHX_ "panic: unlock_condpair unlocking mutex that we don't own"); |
c0329465 MB |
5180 | MgOWNER(mg) = 0; |
5181 | COND_SIGNAL(MgOWNERCONDP(mg)); | |
bf49b057 | 5182 | DEBUG_S(PerlIO_printf(Perl_debug_log, "0x%lx: unlock 0x%lx\n", |
bc1f4c86 | 5183 | (unsigned long)thr, (unsigned long)svv);) |
c0329465 MB |
5184 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
5185 | } | |
5186 | #endif /* USE_THREADS */ | |
5187 | ||
5188 | PP(pp_lock) | |
5189 | { | |
4e35701f | 5190 | djSP; |
c0329465 | 5191 | dTOPss; |
e55aaa0e MB |
5192 | SV *retsv = sv; |
5193 | #ifdef USE_THREADS | |
c0329465 | 5194 | MAGIC *mg; |
8ec5e241 | 5195 | |
c0329465 MB |
5196 | if (SvROK(sv)) |
5197 | sv = SvRV(sv); | |
5198 | ||
5199 | mg = condpair_magic(sv); | |
5200 | MUTEX_LOCK(MgMUTEXP(mg)); | |
5201 | if (MgOWNER(mg) == thr) | |
5202 | MUTEX_UNLOCK(MgMUTEXP(mg)); | |
5203 | else { | |
5204 | while (MgOWNER(mg)) | |
5205 | COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg)); | |
5206 | MgOWNER(mg) = thr; | |
bf49b057 | 5207 | DEBUG_S(PerlIO_printf(Perl_debug_log, "0x%lx: pp_lock lock 0x%lx\n", |
bc1f4c86 | 5208 | (unsigned long)thr, (unsigned long)sv);) |
c0329465 | 5209 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
c76ac1ee | 5210 | SAVEDESTRUCTOR_X(Perl_unlock_condpair, sv); |
c0329465 MB |
5211 | } |
5212 | #endif /* USE_THREADS */ | |
e55aaa0e MB |
5213 | if (SvTYPE(retsv) == SVt_PVAV || SvTYPE(retsv) == SVt_PVHV |
5214 | || SvTYPE(retsv) == SVt_PVCV) { | |
5215 | retsv = refto(retsv); | |
5216 | } | |
5217 | SETs(retsv); | |
c0329465 MB |
5218 | RETURN; |
5219 | } | |
a863c7d1 | 5220 | |
2faa37cc | 5221 | PP(pp_threadsv) |
a863c7d1 | 5222 | { |
12f917ad | 5223 | djSP; |
57d3b86d | 5224 | #ifdef USE_THREADS |
924508f0 | 5225 | EXTEND(SP, 1); |
533c011a NIS |
5226 | if (PL_op->op_private & OPpLVAL_INTRO) |
5227 | PUSHs(*save_threadsv(PL_op->op_targ)); | |
554b3eca | 5228 | else |
533c011a | 5229 | PUSHs(THREADSV(PL_op->op_targ)); |
fdb47d66 | 5230 | RETURN; |
a863c7d1 | 5231 | #else |
cea2e8a9 | 5232 | DIE(aTHX_ "tried to access per-thread data in non-threaded perl"); |
a863c7d1 | 5233 | #endif /* USE_THREADS */ |
a863c7d1 | 5234 | } |