Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
3818b22b | 3 | * Copyright (c) 1991-2000, 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 | /* | |
96e4d5b1 | 31 | * Offset for integer pack/unpack. |
32 | * | |
33 | * On architectures where I16 and I32 aren't really 16 and 32 bits, | |
34 | * which for now are all Crays, pack and unpack have to play games. | |
35 | */ | |
36 | ||
37 | /* | |
38 | * These values are required for portability of pack() output. | |
39 | * If they're not right on your machine, then pack() and unpack() | |
40 | * wouldn't work right anyway; you'll need to apply the Cray hack. | |
41 | * (I'd like to check them with #if, but you can't use sizeof() in | |
dc45a647 MB |
42 | * the preprocessor.) --??? |
43 | */ | |
44 | /* | |
45 | The appropriate SHORTSIZE, INTSIZE, LONGSIZE, and LONGLONGSIZE | |
46 | defines are now in config.h. --Andy Dougherty April 1998 | |
96e4d5b1 | 47 | */ |
48 | #define SIZE16 2 | |
49 | #define SIZE32 4 | |
50 | ||
9851f69c JH |
51 | /* CROSSCOMPILE and MULTIARCH are going to affect pp_pack() and pp_unpack(). |
52 | --jhi Feb 1999 */ | |
53 | ||
726ea183 JH |
54 | #if SHORTSIZE != SIZE16 || LONGSIZE != SIZE32 |
55 | # define PERL_NATINT_PACK | |
56 | #endif | |
57 | ||
0f9dfb06 | 58 | #if LONGSIZE > 4 && defined(_CRAY) |
96e4d5b1 | 59 | # if BYTEORDER == 0x12345678 |
60 | # define OFF16(p) (char*)(p) | |
61 | # define OFF32(p) (char*)(p) | |
62 | # else | |
63 | # if BYTEORDER == 0x87654321 | |
64 | # define OFF16(p) ((char*)(p) + (sizeof(U16) - SIZE16)) | |
65 | # define OFF32(p) ((char*)(p) + (sizeof(U32) - SIZE32)) | |
66 | # else | |
67 | }}}} bad cray byte order | |
68 | # endif | |
69 | # endif | |
70 | # define COPY16(s,p) (*(p) = 0, Copy(s, OFF16(p), SIZE16, char)) | |
71 | # define COPY32(s,p) (*(p) = 0, Copy(s, OFF32(p), SIZE32, char)) | |
ef54e1a4 | 72 | # define COPYNN(s,p,n) (*(p) = 0, Copy(s, (char *)(p), n, char)) |
96e4d5b1 | 73 | # define CAT16(sv,p) sv_catpvn(sv, OFF16(p), SIZE16) |
74 | # define CAT32(sv,p) sv_catpvn(sv, OFF32(p), SIZE32) | |
75 | #else | |
76 | # define COPY16(s,p) Copy(s, p, SIZE16, char) | |
77 | # define COPY32(s,p) Copy(s, p, SIZE32, char) | |
ef54e1a4 | 78 | # define COPYNN(s,p,n) Copy(s, (char *)(p), n, char) |
96e4d5b1 | 79 | # define CAT16(sv,p) sv_catpvn(sv, (char*)(p), SIZE16) |
80 | # define CAT32(sv,p) sv_catpvn(sv, (char*)(p), SIZE32) | |
81 | #endif | |
82 | ||
a0d0e21e | 83 | /* variations on pp_null */ |
79072805 | 84 | |
8ac85365 NIS |
85 | #ifdef I_UNISTD |
86 | #include <unistd.h> | |
87 | #endif | |
dfe9444c AD |
88 | |
89 | /* XXX I can't imagine anyone who doesn't have this actually _needs_ | |
90 | it, since pid_t is an integral type. | |
91 | --AD 2/20/1998 | |
92 | */ | |
93 | #ifdef NEED_GETPID_PROTO | |
94 | extern Pid_t getpid (void); | |
8ac85365 NIS |
95 | #endif |
96 | ||
93a17b20 LW |
97 | PP(pp_stub) |
98 | { | |
4e35701f | 99 | djSP; |
54310121 | 100 | if (GIMME_V == G_SCALAR) |
3280af22 | 101 | XPUSHs(&PL_sv_undef); |
93a17b20 LW |
102 | RETURN; |
103 | } | |
104 | ||
79072805 LW |
105 | PP(pp_scalar) |
106 | { | |
107 | return NORMAL; | |
108 | } | |
109 | ||
110 | /* Pushy stuff. */ | |
111 | ||
93a17b20 LW |
112 | PP(pp_padav) |
113 | { | |
4e35701f | 114 | djSP; dTARGET; |
533c011a NIS |
115 | if (PL_op->op_private & OPpLVAL_INTRO) |
116 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
85e6fe83 | 117 | EXTEND(SP, 1); |
533c011a | 118 | if (PL_op->op_flags & OPf_REF) { |
85e6fe83 | 119 | PUSHs(TARG); |
93a17b20 | 120 | RETURN; |
85e6fe83 LW |
121 | } |
122 | if (GIMME == G_ARRAY) { | |
123 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
124 | EXTEND(SP, maxarg); | |
93965878 NIS |
125 | if (SvMAGICAL(TARG)) { |
126 | U32 i; | |
127 | for (i=0; i < maxarg; i++) { | |
128 | SV **svp = av_fetch((AV*)TARG, i, FALSE); | |
3280af22 | 129 | SP[i+1] = (svp) ? *svp : &PL_sv_undef; |
93965878 NIS |
130 | } |
131 | } | |
132 | else { | |
133 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
134 | } | |
85e6fe83 LW |
135 | SP += maxarg; |
136 | } | |
137 | else { | |
138 | SV* sv = sv_newmortal(); | |
139 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
140 | sv_setiv(sv, maxarg); | |
141 | PUSHs(sv); | |
142 | } | |
143 | RETURN; | |
93a17b20 LW |
144 | } |
145 | ||
146 | PP(pp_padhv) | |
147 | { | |
4e35701f | 148 | djSP; dTARGET; |
54310121 | 149 | I32 gimme; |
150 | ||
93a17b20 | 151 | XPUSHs(TARG); |
533c011a NIS |
152 | if (PL_op->op_private & OPpLVAL_INTRO) |
153 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
154 | if (PL_op->op_flags & OPf_REF) | |
93a17b20 | 155 | RETURN; |
54310121 | 156 | gimme = GIMME_V; |
157 | if (gimme == G_ARRAY) { | |
cea2e8a9 | 158 | RETURNOP(do_kv()); |
85e6fe83 | 159 | } |
54310121 | 160 | else if (gimme == G_SCALAR) { |
85e6fe83 | 161 | SV* sv = sv_newmortal(); |
46fc3d4c | 162 | if (HvFILL((HV*)TARG)) |
cea2e8a9 | 163 | Perl_sv_setpvf(aTHX_ sv, "%ld/%ld", |
46fc3d4c | 164 | (long)HvFILL((HV*)TARG), (long)HvMAX((HV*)TARG) + 1); |
85e6fe83 LW |
165 | else |
166 | sv_setiv(sv, 0); | |
167 | SETs(sv); | |
85e6fe83 | 168 | } |
54310121 | 169 | RETURN; |
93a17b20 LW |
170 | } |
171 | ||
ed6116ce LW |
172 | PP(pp_padany) |
173 | { | |
cea2e8a9 | 174 | DIE(aTHX_ "NOT IMPL LINE %d",__LINE__); |
ed6116ce LW |
175 | } |
176 | ||
79072805 LW |
177 | /* Translations. */ |
178 | ||
179 | PP(pp_rv2gv) | |
180 | { | |
853846ea | 181 | djSP; dTOPss; |
8ec5e241 | 182 | |
ed6116ce | 183 | if (SvROK(sv)) { |
a0d0e21e | 184 | wasref: |
f5284f61 IZ |
185 | tryAMAGICunDEREF(to_gv); |
186 | ||
ed6116ce | 187 | sv = SvRV(sv); |
b1dadf13 | 188 | if (SvTYPE(sv) == SVt_PVIO) { |
189 | GV *gv = (GV*) sv_newmortal(); | |
190 | gv_init(gv, 0, "", 0, 0); | |
191 | GvIOp(gv) = (IO *)sv; | |
3e3baf6d | 192 | (void)SvREFCNT_inc(sv); |
b1dadf13 | 193 | sv = (SV*) gv; |
ef54e1a4 JH |
194 | } |
195 | else if (SvTYPE(sv) != SVt_PVGV) | |
cea2e8a9 | 196 | DIE(aTHX_ "Not a GLOB reference"); |
79072805 LW |
197 | } |
198 | else { | |
93a17b20 | 199 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 | 200 | char *sym; |
2d8e6c8d | 201 | STRLEN n_a; |
748a9306 | 202 | |
a0d0e21e LW |
203 | if (SvGMAGICAL(sv)) { |
204 | mg_get(sv); | |
205 | if (SvROK(sv)) | |
206 | goto wasref; | |
207 | } | |
afd1915d | 208 | if (!SvOK(sv) && sv != &PL_sv_undef) { |
853846ea NIS |
209 | /* If this is a 'my' scalar and flag is set then vivify |
210 | * NI-S 1999/05/07 | |
211 | */ | |
1d8d4d2a | 212 | if (PL_op->op_private & OPpDEREF) { |
2c8ac474 GS |
213 | char *name; |
214 | GV *gv; | |
215 | if (cUNOP->op_targ) { | |
216 | STRLEN len; | |
217 | SV *namesv = PL_curpad[cUNOP->op_targ]; | |
218 | name = SvPV(namesv, len); | |
2d6d9f7a | 219 | gv = (GV*)NEWSV(0,0); |
2c8ac474 GS |
220 | gv_init(gv, CopSTASH(PL_curcop), name, len, 0); |
221 | } | |
222 | else { | |
223 | name = CopSTASHPV(PL_curcop); | |
224 | gv = newGVgen(name); | |
1d8d4d2a | 225 | } |
853846ea | 226 | sv_upgrade(sv, SVt_RV); |
2c8ac474 | 227 | SvRV(sv) = (SV*)gv; |
853846ea | 228 | SvROK_on(sv); |
1d8d4d2a | 229 | SvSETMAGIC(sv); |
853846ea | 230 | goto wasref; |
2c8ac474 | 231 | } |
533c011a NIS |
232 | if (PL_op->op_flags & OPf_REF || |
233 | PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 234 | DIE(aTHX_ PL_no_usym, "a symbol"); |
599cee73 | 235 | if (ckWARN(WARN_UNINITIALIZED)) |
b89fed5f | 236 | report_uninit(); |
a0d0e21e LW |
237 | RETSETUNDEF; |
238 | } | |
2d8e6c8d | 239 | sym = SvPV(sv, n_a); |
35cd451c GS |
240 | if ((PL_op->op_flags & OPf_SPECIAL) && |
241 | !(PL_op->op_flags & OPf_MOD)) | |
242 | { | |
243 | sv = (SV*)gv_fetchpv(sym, FALSE, SVt_PVGV); | |
244 | if (!sv) | |
245 | RETSETUNDEF; | |
246 | } | |
247 | else { | |
248 | if (PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 249 | DIE(aTHX_ PL_no_symref, sym, "a symbol"); |
35cd451c GS |
250 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); |
251 | } | |
93a17b20 | 252 | } |
79072805 | 253 | } |
533c011a NIS |
254 | if (PL_op->op_private & OPpLVAL_INTRO) |
255 | save_gp((GV*)sv, !(PL_op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
256 | SETs(sv); |
257 | RETURN; | |
258 | } | |
259 | ||
79072805 LW |
260 | PP(pp_rv2sv) |
261 | { | |
4e35701f | 262 | djSP; dTOPss; |
79072805 | 263 | |
ed6116ce | 264 | if (SvROK(sv)) { |
a0d0e21e | 265 | wasref: |
f5284f61 IZ |
266 | tryAMAGICunDEREF(to_sv); |
267 | ||
ed6116ce | 268 | sv = SvRV(sv); |
79072805 LW |
269 | switch (SvTYPE(sv)) { |
270 | case SVt_PVAV: | |
271 | case SVt_PVHV: | |
272 | case SVt_PVCV: | |
cea2e8a9 | 273 | DIE(aTHX_ "Not a SCALAR reference"); |
79072805 LW |
274 | } |
275 | } | |
276 | else { | |
f12c7020 | 277 | GV *gv = (GV*)sv; |
748a9306 | 278 | char *sym; |
2d8e6c8d | 279 | STRLEN n_a; |
748a9306 | 280 | |
463ee0b2 | 281 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
282 | if (SvGMAGICAL(sv)) { |
283 | mg_get(sv); | |
284 | if (SvROK(sv)) | |
285 | goto wasref; | |
286 | } | |
287 | if (!SvOK(sv)) { | |
533c011a NIS |
288 | if (PL_op->op_flags & OPf_REF || |
289 | PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 290 | DIE(aTHX_ PL_no_usym, "a SCALAR"); |
599cee73 | 291 | if (ckWARN(WARN_UNINITIALIZED)) |
b89fed5f | 292 | report_uninit(); |
a0d0e21e LW |
293 | RETSETUNDEF; |
294 | } | |
2d8e6c8d | 295 | sym = SvPV(sv, n_a); |
35cd451c GS |
296 | if ((PL_op->op_flags & OPf_SPECIAL) && |
297 | !(PL_op->op_flags & OPf_MOD)) | |
298 | { | |
299 | gv = (GV*)gv_fetchpv(sym, FALSE, SVt_PV); | |
300 | if (!gv) | |
301 | RETSETUNDEF; | |
302 | } | |
303 | else { | |
304 | if (PL_op->op_private & HINT_STRICT_REFS) | |
cea2e8a9 | 305 | DIE(aTHX_ PL_no_symref, sym, "a SCALAR"); |
35cd451c GS |
306 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
307 | } | |
463ee0b2 LW |
308 | } |
309 | sv = GvSV(gv); | |
a0d0e21e | 310 | } |
533c011a NIS |
311 | if (PL_op->op_flags & OPf_MOD) { |
312 | if (PL_op->op_private & OPpLVAL_INTRO) | |
a0d0e21e | 313 | sv = save_scalar((GV*)TOPs); |
533c011a NIS |
314 | else if (PL_op->op_private & OPpDEREF) |
315 | vivify_ref(sv, PL_op->op_private & OPpDEREF); | |
79072805 | 316 | } |
a0d0e21e | 317 | SETs(sv); |
79072805 LW |
318 | RETURN; |
319 | } | |
320 | ||
321 | PP(pp_av2arylen) | |
322 | { | |
4e35701f | 323 | djSP; |
79072805 LW |
324 | AV *av = (AV*)TOPs; |
325 | SV *sv = AvARYLEN(av); | |
326 | if (!sv) { | |
327 | AvARYLEN(av) = sv = NEWSV(0,0); | |
328 | sv_upgrade(sv, SVt_IV); | |
329 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
330 | } | |
331 | SETs(sv); | |
332 | RETURN; | |
333 | } | |
334 | ||
a0d0e21e LW |
335 | PP(pp_pos) |
336 | { | |
4e35701f | 337 | djSP; dTARGET; dPOPss; |
8ec5e241 | 338 | |
533c011a | 339 | if (PL_op->op_flags & OPf_MOD) { |
5f05dabc | 340 | if (SvTYPE(TARG) < SVt_PVLV) { |
341 | sv_upgrade(TARG, SVt_PVLV); | |
342 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
343 | } | |
344 | ||
345 | LvTYPE(TARG) = '.'; | |
6ff81951 GS |
346 | if (LvTARG(TARG) != sv) { |
347 | if (LvTARG(TARG)) | |
348 | SvREFCNT_dec(LvTARG(TARG)); | |
349 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
350 | } | |
a0d0e21e LW |
351 | PUSHs(TARG); /* no SvSETMAGIC */ |
352 | RETURN; | |
353 | } | |
354 | else { | |
8ec5e241 | 355 | MAGIC* mg; |
a0d0e21e LW |
356 | |
357 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
358 | mg = mg_find(sv, 'g'); | |
565764a8 | 359 | if (mg && mg->mg_len >= 0) { |
a0ed51b3 | 360 | I32 i = mg->mg_len; |
7e2040f0 | 361 | if (DO_UTF8(sv)) |
a0ed51b3 LW |
362 | sv_pos_b2u(sv, &i); |
363 | PUSHi(i + PL_curcop->cop_arybase); | |
a0d0e21e LW |
364 | RETURN; |
365 | } | |
366 | } | |
367 | RETPUSHUNDEF; | |
368 | } | |
369 | } | |
370 | ||
79072805 LW |
371 | PP(pp_rv2cv) |
372 | { | |
4e35701f | 373 | djSP; |
79072805 LW |
374 | GV *gv; |
375 | HV *stash; | |
8990e307 | 376 | |
4633a7c4 LW |
377 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
378 | /* (But not in defined().) */ | |
533c011a | 379 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(PL_op->op_flags & OPf_SPECIAL)); |
07055b4c CS |
380 | if (cv) { |
381 | if (CvCLONE(cv)) | |
382 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
cd06dffe | 383 | if ((PL_op->op_private & OPpLVAL_INTRO) && !CvLVALUE(cv)) |
d470f89e | 384 | DIE(aTHX_ "Can't modify non-lvalue subroutine call"); |
07055b4c CS |
385 | } |
386 | else | |
3280af22 | 387 | cv = (CV*)&PL_sv_undef; |
79072805 LW |
388 | SETs((SV*)cv); |
389 | RETURN; | |
390 | } | |
391 | ||
c07a80fd | 392 | PP(pp_prototype) |
393 | { | |
4e35701f | 394 | djSP; |
c07a80fd | 395 | CV *cv; |
396 | HV *stash; | |
397 | GV *gv; | |
398 | SV *ret; | |
399 | ||
3280af22 | 400 | ret = &PL_sv_undef; |
b6c543e3 IZ |
401 | if (SvPOK(TOPs) && SvCUR(TOPs) >= 7) { |
402 | char *s = SvPVX(TOPs); | |
403 | if (strnEQ(s, "CORE::", 6)) { | |
404 | int code; | |
405 | ||
406 | code = keyword(s + 6, SvCUR(TOPs) - 6); | |
407 | if (code < 0) { /* Overridable. */ | |
408 | #define MAX_ARGS_OP ((sizeof(I32) - 1) * 2) | |
409 | int i = 0, n = 0, seen_question = 0; | |
410 | I32 oa; | |
411 | char str[ MAX_ARGS_OP * 2 + 2 ]; /* One ';', one '\0' */ | |
412 | ||
413 | while (i < MAXO) { /* The slow way. */ | |
22c35a8c GS |
414 | if (strEQ(s + 6, PL_op_name[i]) |
415 | || strEQ(s + 6, PL_op_desc[i])) | |
416 | { | |
b6c543e3 | 417 | goto found; |
22c35a8c | 418 | } |
b6c543e3 IZ |
419 | i++; |
420 | } | |
421 | goto nonesuch; /* Should not happen... */ | |
422 | found: | |
22c35a8c | 423 | oa = PL_opargs[i] >> OASHIFT; |
b6c543e3 IZ |
424 | while (oa) { |
425 | if (oa & OA_OPTIONAL) { | |
426 | seen_question = 1; | |
427 | str[n++] = ';'; | |
ef54e1a4 | 428 | } |
1c1fc3ea | 429 | else if (n && str[0] == ';' && seen_question) |
b6c543e3 IZ |
430 | goto set; /* XXXX system, exec */ |
431 | if ((oa & (OA_OPTIONAL - 1)) >= OA_AVREF | |
432 | && (oa & (OA_OPTIONAL - 1)) <= OA_HVREF) { | |
433 | str[n++] = '\\'; | |
434 | } | |
435 | /* What to do with R ((un)tie, tied, (sys)read, recv)? */ | |
436 | str[n++] = ("?$@@%&*$")[oa & (OA_OPTIONAL - 1)]; | |
437 | oa = oa >> 4; | |
438 | } | |
439 | str[n++] = '\0'; | |
79cb57f6 | 440 | ret = sv_2mortal(newSVpvn(str, n - 1)); |
ef54e1a4 JH |
441 | } |
442 | else if (code) /* Non-Overridable */ | |
b6c543e3 IZ |
443 | goto set; |
444 | else { /* None such */ | |
445 | nonesuch: | |
d470f89e | 446 | DIE(aTHX_ "Can't find an opnumber for \"%s\"", s+6); |
b6c543e3 IZ |
447 | } |
448 | } | |
449 | } | |
c07a80fd | 450 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); |
5f05dabc | 451 | if (cv && SvPOK(cv)) |
79cb57f6 | 452 | ret = sv_2mortal(newSVpvn(SvPVX(cv), SvCUR(cv))); |
b6c543e3 | 453 | set: |
c07a80fd | 454 | SETs(ret); |
455 | RETURN; | |
456 | } | |
457 | ||
a0d0e21e LW |
458 | PP(pp_anoncode) |
459 | { | |
4e35701f | 460 | djSP; |
533c011a | 461 | CV* cv = (CV*)PL_curpad[PL_op->op_targ]; |
a5f75d66 | 462 | if (CvCLONE(cv)) |
b355b4e0 | 463 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 464 | EXTEND(SP,1); |
748a9306 | 465 | PUSHs((SV*)cv); |
a0d0e21e LW |
466 | RETURN; |
467 | } | |
468 | ||
469 | PP(pp_srefgen) | |
79072805 | 470 | { |
4e35701f | 471 | djSP; |
71be2cbc | 472 | *SP = refto(*SP); |
79072805 | 473 | RETURN; |
8ec5e241 | 474 | } |
a0d0e21e LW |
475 | |
476 | PP(pp_refgen) | |
477 | { | |
4e35701f | 478 | djSP; dMARK; |
a0d0e21e | 479 | if (GIMME != G_ARRAY) { |
5f0b1d4e GS |
480 | if (++MARK <= SP) |
481 | *MARK = *SP; | |
482 | else | |
3280af22 | 483 | *MARK = &PL_sv_undef; |
5f0b1d4e GS |
484 | *MARK = refto(*MARK); |
485 | SP = MARK; | |
486 | RETURN; | |
a0d0e21e | 487 | } |
bbce6d69 | 488 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 489 | while (++MARK <= SP) |
490 | *MARK = refto(*MARK); | |
a0d0e21e | 491 | RETURN; |
79072805 LW |
492 | } |
493 | ||
76e3520e | 494 | STATIC SV* |
cea2e8a9 | 495 | S_refto(pTHX_ SV *sv) |
71be2cbc | 496 | { |
497 | SV* rv; | |
498 | ||
499 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
500 | if (LvTARGLEN(sv)) | |
68dc0745 | 501 | vivify_defelem(sv); |
502 | if (!(sv = LvTARG(sv))) | |
3280af22 | 503 | sv = &PL_sv_undef; |
0dd88869 | 504 | else |
a6c40364 | 505 | (void)SvREFCNT_inc(sv); |
71be2cbc | 506 | } |
d8b46c1b GS |
507 | else if (SvTYPE(sv) == SVt_PVAV) { |
508 | if (!AvREAL((AV*)sv) && AvREIFY((AV*)sv)) | |
509 | av_reify((AV*)sv); | |
510 | SvTEMP_off(sv); | |
511 | (void)SvREFCNT_inc(sv); | |
512 | } | |
71be2cbc | 513 | else if (SvPADTMP(sv)) |
514 | sv = newSVsv(sv); | |
515 | else { | |
516 | SvTEMP_off(sv); | |
517 | (void)SvREFCNT_inc(sv); | |
518 | } | |
519 | rv = sv_newmortal(); | |
520 | sv_upgrade(rv, SVt_RV); | |
521 | SvRV(rv) = sv; | |
522 | SvROK_on(rv); | |
523 | return rv; | |
524 | } | |
525 | ||
79072805 LW |
526 | PP(pp_ref) |
527 | { | |
4e35701f | 528 | djSP; dTARGET; |
463ee0b2 | 529 | SV *sv; |
79072805 LW |
530 | char *pv; |
531 | ||
a0d0e21e | 532 | sv = POPs; |
f12c7020 | 533 | |
534 | if (sv && SvGMAGICAL(sv)) | |
8ec5e241 | 535 | mg_get(sv); |
f12c7020 | 536 | |
a0d0e21e | 537 | if (!sv || !SvROK(sv)) |
4633a7c4 | 538 | RETPUSHNO; |
79072805 | 539 | |
ed6116ce | 540 | sv = SvRV(sv); |
a0d0e21e | 541 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 542 | PUSHp(pv, strlen(pv)); |
79072805 LW |
543 | RETURN; |
544 | } | |
545 | ||
546 | PP(pp_bless) | |
547 | { | |
4e35701f | 548 | djSP; |
463ee0b2 | 549 | HV *stash; |
79072805 | 550 | |
463ee0b2 | 551 | if (MAXARG == 1) |
11faa288 | 552 | stash = CopSTASH(PL_curcop); |
7b8d334a GS |
553 | else { |
554 | SV *ssv = POPs; | |
555 | STRLEN len; | |
556 | char *ptr = SvPV(ssv,len); | |
e476b1b5 GS |
557 | if (ckWARN(WARN_MISC) && len == 0) |
558 | Perl_warner(aTHX_ WARN_MISC, | |
599cee73 | 559 | "Explicit blessing to '' (assuming package main)"); |
7b8d334a GS |
560 | stash = gv_stashpvn(ptr, len, TRUE); |
561 | } | |
a0d0e21e | 562 | |
5d3fdfeb | 563 | (void)sv_bless(TOPs, stash); |
79072805 LW |
564 | RETURN; |
565 | } | |
566 | ||
fb73857a | 567 | PP(pp_gelem) |
568 | { | |
569 | GV *gv; | |
570 | SV *sv; | |
76e3520e | 571 | SV *tmpRef; |
fb73857a | 572 | char *elem; |
4e35701f | 573 | djSP; |
2d8e6c8d GS |
574 | STRLEN n_a; |
575 | ||
fb73857a | 576 | sv = POPs; |
2d8e6c8d | 577 | elem = SvPV(sv, n_a); |
fb73857a | 578 | gv = (GV*)POPs; |
76e3520e | 579 | tmpRef = Nullsv; |
fb73857a | 580 | sv = Nullsv; |
581 | switch (elem ? *elem : '\0') | |
582 | { | |
583 | case 'A': | |
584 | if (strEQ(elem, "ARRAY")) | |
76e3520e | 585 | tmpRef = (SV*)GvAV(gv); |
fb73857a | 586 | break; |
587 | case 'C': | |
588 | if (strEQ(elem, "CODE")) | |
76e3520e | 589 | tmpRef = (SV*)GvCVu(gv); |
fb73857a | 590 | break; |
591 | case 'F': | |
592 | if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */ | |
76e3520e | 593 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 594 | break; |
595 | case 'G': | |
596 | if (strEQ(elem, "GLOB")) | |
76e3520e | 597 | tmpRef = (SV*)gv; |
fb73857a | 598 | break; |
599 | case 'H': | |
600 | if (strEQ(elem, "HASH")) | |
76e3520e | 601 | tmpRef = (SV*)GvHV(gv); |
fb73857a | 602 | break; |
603 | case 'I': | |
604 | if (strEQ(elem, "IO")) | |
76e3520e | 605 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 606 | break; |
607 | case 'N': | |
608 | if (strEQ(elem, "NAME")) | |
79cb57f6 | 609 | sv = newSVpvn(GvNAME(gv), GvNAMELEN(gv)); |
fb73857a | 610 | break; |
611 | case 'P': | |
612 | if (strEQ(elem, "PACKAGE")) | |
613 | sv = newSVpv(HvNAME(GvSTASH(gv)), 0); | |
614 | break; | |
615 | case 'S': | |
616 | if (strEQ(elem, "SCALAR")) | |
76e3520e | 617 | tmpRef = GvSV(gv); |
fb73857a | 618 | break; |
619 | } | |
76e3520e GS |
620 | if (tmpRef) |
621 | sv = newRV(tmpRef); | |
fb73857a | 622 | if (sv) |
623 | sv_2mortal(sv); | |
624 | else | |
3280af22 | 625 | sv = &PL_sv_undef; |
fb73857a | 626 | XPUSHs(sv); |
627 | RETURN; | |
628 | } | |
629 | ||
a0d0e21e | 630 | /* Pattern matching */ |
79072805 | 631 | |
a0d0e21e | 632 | PP(pp_study) |
79072805 | 633 | { |
4e35701f | 634 | djSP; dPOPss; |
a0d0e21e LW |
635 | register unsigned char *s; |
636 | register I32 pos; | |
637 | register I32 ch; | |
638 | register I32 *sfirst; | |
639 | register I32 *snext; | |
a0d0e21e LW |
640 | STRLEN len; |
641 | ||
3280af22 | 642 | if (sv == PL_lastscream) { |
1e422769 | 643 | if (SvSCREAM(sv)) |
644 | RETPUSHYES; | |
645 | } | |
c07a80fd | 646 | else { |
3280af22 NIS |
647 | if (PL_lastscream) { |
648 | SvSCREAM_off(PL_lastscream); | |
649 | SvREFCNT_dec(PL_lastscream); | |
c07a80fd | 650 | } |
3280af22 | 651 | PL_lastscream = SvREFCNT_inc(sv); |
c07a80fd | 652 | } |
1e422769 | 653 | |
654 | s = (unsigned char*)(SvPV(sv, len)); | |
655 | pos = len; | |
656 | if (pos <= 0) | |
657 | RETPUSHNO; | |
3280af22 NIS |
658 | if (pos > PL_maxscream) { |
659 | if (PL_maxscream < 0) { | |
660 | PL_maxscream = pos + 80; | |
661 | New(301, PL_screamfirst, 256, I32); | |
662 | New(302, PL_screamnext, PL_maxscream, I32); | |
79072805 LW |
663 | } |
664 | else { | |
3280af22 NIS |
665 | PL_maxscream = pos + pos / 4; |
666 | Renew(PL_screamnext, PL_maxscream, I32); | |
79072805 | 667 | } |
79072805 | 668 | } |
a0d0e21e | 669 | |
3280af22 NIS |
670 | sfirst = PL_screamfirst; |
671 | snext = PL_screamnext; | |
a0d0e21e LW |
672 | |
673 | if (!sfirst || !snext) | |
cea2e8a9 | 674 | DIE(aTHX_ "do_study: out of memory"); |
a0d0e21e LW |
675 | |
676 | for (ch = 256; ch; --ch) | |
677 | *sfirst++ = -1; | |
678 | sfirst -= 256; | |
679 | ||
680 | while (--pos >= 0) { | |
681 | ch = s[pos]; | |
682 | if (sfirst[ch] >= 0) | |
683 | snext[pos] = sfirst[ch] - pos; | |
684 | else | |
685 | snext[pos] = -pos; | |
686 | sfirst[ch] = pos; | |
79072805 LW |
687 | } |
688 | ||
c07a80fd | 689 | SvSCREAM_on(sv); |
464e2e8a | 690 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
1e422769 | 691 | RETPUSHYES; |
79072805 LW |
692 | } |
693 | ||
a0d0e21e | 694 | PP(pp_trans) |
79072805 | 695 | { |
4e35701f | 696 | djSP; dTARG; |
a0d0e21e LW |
697 | SV *sv; |
698 | ||
533c011a | 699 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e | 700 | sv = POPs; |
79072805 | 701 | else { |
54b9620d | 702 | sv = DEFSV; |
a0d0e21e | 703 | EXTEND(SP,1); |
79072805 | 704 | } |
adbc6bb1 | 705 | TARG = sv_newmortal(); |
4757a243 | 706 | PUSHi(do_trans(sv)); |
a0d0e21e | 707 | RETURN; |
79072805 LW |
708 | } |
709 | ||
a0d0e21e | 710 | /* Lvalue operators. */ |
79072805 | 711 | |
a0d0e21e LW |
712 | PP(pp_schop) |
713 | { | |
4e35701f | 714 | djSP; dTARGET; |
a0d0e21e LW |
715 | do_chop(TARG, TOPs); |
716 | SETTARG; | |
717 | RETURN; | |
79072805 LW |
718 | } |
719 | ||
a0d0e21e | 720 | PP(pp_chop) |
79072805 | 721 | { |
4e35701f | 722 | djSP; dMARK; dTARGET; |
a0d0e21e LW |
723 | while (SP > MARK) |
724 | do_chop(TARG, POPs); | |
725 | PUSHTARG; | |
726 | RETURN; | |
79072805 LW |
727 | } |
728 | ||
a0d0e21e | 729 | PP(pp_schomp) |
79072805 | 730 | { |
4e35701f | 731 | djSP; dTARGET; |
a0d0e21e LW |
732 | SETi(do_chomp(TOPs)); |
733 | RETURN; | |
79072805 LW |
734 | } |
735 | ||
a0d0e21e | 736 | PP(pp_chomp) |
79072805 | 737 | { |
4e35701f | 738 | djSP; dMARK; dTARGET; |
a0d0e21e | 739 | register I32 count = 0; |
8ec5e241 | 740 | |
a0d0e21e LW |
741 | while (SP > MARK) |
742 | count += do_chomp(POPs); | |
743 | PUSHi(count); | |
744 | RETURN; | |
79072805 LW |
745 | } |
746 | ||
a0d0e21e | 747 | PP(pp_defined) |
463ee0b2 | 748 | { |
4e35701f | 749 | djSP; |
a0d0e21e LW |
750 | register SV* sv; |
751 | ||
752 | sv = POPs; | |
753 | if (!sv || !SvANY(sv)) | |
754 | RETPUSHNO; | |
755 | switch (SvTYPE(sv)) { | |
756 | case SVt_PVAV: | |
6051dbdb | 757 | if (AvMAX(sv) >= 0 || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
758 | RETPUSHYES; |
759 | break; | |
760 | case SVt_PVHV: | |
6051dbdb | 761 | if (HvARRAY(sv) || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
762 | RETPUSHYES; |
763 | break; | |
764 | case SVt_PVCV: | |
765 | if (CvROOT(sv) || CvXSUB(sv)) | |
766 | RETPUSHYES; | |
767 | break; | |
768 | default: | |
769 | if (SvGMAGICAL(sv)) | |
770 | mg_get(sv); | |
771 | if (SvOK(sv)) | |
772 | RETPUSHYES; | |
773 | } | |
774 | RETPUSHNO; | |
463ee0b2 LW |
775 | } |
776 | ||
a0d0e21e LW |
777 | PP(pp_undef) |
778 | { | |
4e35701f | 779 | djSP; |
a0d0e21e LW |
780 | SV *sv; |
781 | ||
533c011a | 782 | if (!PL_op->op_private) { |
774d564b | 783 | EXTEND(SP, 1); |
a0d0e21e | 784 | RETPUSHUNDEF; |
774d564b | 785 | } |
79072805 | 786 | |
a0d0e21e LW |
787 | sv = POPs; |
788 | if (!sv) | |
789 | RETPUSHUNDEF; | |
85e6fe83 | 790 | |
6fc92669 GS |
791 | if (SvTHINKFIRST(sv)) |
792 | sv_force_normal(sv); | |
85e6fe83 | 793 | |
a0d0e21e LW |
794 | switch (SvTYPE(sv)) { |
795 | case SVt_NULL: | |
796 | break; | |
797 | case SVt_PVAV: | |
798 | av_undef((AV*)sv); | |
799 | break; | |
800 | case SVt_PVHV: | |
801 | hv_undef((HV*)sv); | |
802 | break; | |
803 | case SVt_PVCV: | |
e476b1b5 GS |
804 | if (ckWARN(WARN_MISC) && cv_const_sv((CV*)sv)) |
805 | Perl_warner(aTHX_ WARN_MISC, "Constant subroutine %s undefined", | |
54310121 | 806 | CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv))); |
9607fc9c | 807 | /* FALL THROUGH */ |
808 | case SVt_PVFM: | |
6fc92669 GS |
809 | { |
810 | /* let user-undef'd sub keep its identity */ | |
811 | GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv)); | |
812 | cv_undef((CV*)sv); | |
813 | CvGV((CV*)sv) = gv; | |
814 | } | |
a0d0e21e | 815 | break; |
8e07c86e | 816 | case SVt_PVGV: |
44a8e56a | 817 | if (SvFAKE(sv)) |
3280af22 | 818 | SvSetMagicSV(sv, &PL_sv_undef); |
20408e3c GS |
819 | else { |
820 | GP *gp; | |
821 | gp_free((GV*)sv); | |
822 | Newz(602, gp, 1, GP); | |
823 | GvGP(sv) = gp_ref(gp); | |
824 | GvSV(sv) = NEWSV(72,0); | |
57843af0 | 825 | GvLINE(sv) = CopLINE(PL_curcop); |
20408e3c GS |
826 | GvEGV(sv) = (GV*)sv; |
827 | GvMULTI_on(sv); | |
828 | } | |
44a8e56a | 829 | break; |
a0d0e21e | 830 | default: |
1e422769 | 831 | if (SvTYPE(sv) >= SVt_PV && SvPVX(sv) && SvLEN(sv)) { |
4633a7c4 LW |
832 | (void)SvOOK_off(sv); |
833 | Safefree(SvPVX(sv)); | |
834 | SvPV_set(sv, Nullch); | |
835 | SvLEN_set(sv, 0); | |
a0d0e21e | 836 | } |
4633a7c4 LW |
837 | (void)SvOK_off(sv); |
838 | SvSETMAGIC(sv); | |
79072805 | 839 | } |
a0d0e21e LW |
840 | |
841 | RETPUSHUNDEF; | |
79072805 LW |
842 | } |
843 | ||
a0d0e21e | 844 | PP(pp_predec) |
79072805 | 845 | { |
4e35701f | 846 | djSP; |
68dc0745 | 847 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 848 | DIE(aTHX_ PL_no_modify); |
25da4f38 | 849 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 850 | SvIVX(TOPs) != IV_MIN) |
851 | { | |
748a9306 | 852 | --SvIVX(TOPs); |
55497cff | 853 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
854 | } |
855 | else | |
856 | sv_dec(TOPs); | |
a0d0e21e LW |
857 | SvSETMAGIC(TOPs); |
858 | return NORMAL; | |
859 | } | |
79072805 | 860 | |
a0d0e21e LW |
861 | PP(pp_postinc) |
862 | { | |
4e35701f | 863 | djSP; dTARGET; |
68dc0745 | 864 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 865 | DIE(aTHX_ PL_no_modify); |
a0d0e21e | 866 | sv_setsv(TARG, TOPs); |
25da4f38 | 867 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 868 | SvIVX(TOPs) != IV_MAX) |
869 | { | |
748a9306 | 870 | ++SvIVX(TOPs); |
55497cff | 871 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
872 | } |
873 | else | |
874 | sv_inc(TOPs); | |
a0d0e21e LW |
875 | SvSETMAGIC(TOPs); |
876 | if (!SvOK(TARG)) | |
877 | sv_setiv(TARG, 0); | |
878 | SETs(TARG); | |
879 | return NORMAL; | |
880 | } | |
79072805 | 881 | |
a0d0e21e LW |
882 | PP(pp_postdec) |
883 | { | |
4e35701f | 884 | djSP; dTARGET; |
43192e07 | 885 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
d470f89e | 886 | DIE(aTHX_ PL_no_modify); |
a0d0e21e | 887 | sv_setsv(TARG, TOPs); |
25da4f38 | 888 | if (SvIOK_notUV(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
55497cff | 889 | SvIVX(TOPs) != IV_MIN) |
890 | { | |
748a9306 | 891 | --SvIVX(TOPs); |
55497cff | 892 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
893 | } |
894 | else | |
895 | sv_dec(TOPs); | |
a0d0e21e LW |
896 | SvSETMAGIC(TOPs); |
897 | SETs(TARG); | |
898 | return NORMAL; | |
899 | } | |
79072805 | 900 | |
a0d0e21e LW |
901 | /* Ordinary operators. */ |
902 | ||
903 | PP(pp_pow) | |
904 | { | |
8ec5e241 | 905 | djSP; dATARGET; tryAMAGICbin(pow,opASSIGN); |
a0d0e21e LW |
906 | { |
907 | dPOPTOPnnrl; | |
73b309ea | 908 | SETn( Perl_pow( left, right) ); |
a0d0e21e | 909 | RETURN; |
93a17b20 | 910 | } |
a0d0e21e LW |
911 | } |
912 | ||
913 | PP(pp_multiply) | |
914 | { | |
8ec5e241 | 915 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
916 | { |
917 | dPOPTOPnnrl; | |
918 | SETn( left * right ); | |
919 | RETURN; | |
79072805 | 920 | } |
a0d0e21e LW |
921 | } |
922 | ||
923 | PP(pp_divide) | |
924 | { | |
8ec5e241 | 925 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e | 926 | { |
77676ba1 | 927 | dPOPPOPnnrl; |
65202027 | 928 | NV value; |
7a4c00b4 | 929 | if (right == 0.0) |
cea2e8a9 | 930 | DIE(aTHX_ "Illegal division by zero"); |
a0d0e21e LW |
931 | #ifdef SLOPPYDIVIDE |
932 | /* insure that 20./5. == 4. */ | |
933 | { | |
7a4c00b4 | 934 | IV k; |
65202027 DS |
935 | if ((NV)I_V(left) == left && |
936 | (NV)I_V(right) == right && | |
7a4c00b4 | 937 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { |
a0d0e21e | 938 | value = k; |
ef54e1a4 JH |
939 | } |
940 | else { | |
7a4c00b4 | 941 | value = left / right; |
79072805 | 942 | } |
a0d0e21e LW |
943 | } |
944 | #else | |
7a4c00b4 | 945 | value = left / right; |
a0d0e21e LW |
946 | #endif |
947 | PUSHn( value ); | |
948 | RETURN; | |
79072805 | 949 | } |
a0d0e21e LW |
950 | } |
951 | ||
952 | PP(pp_modulo) | |
953 | { | |
76e3520e | 954 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
a0d0e21e | 955 | { |
787eafbd IZ |
956 | UV left; |
957 | UV right; | |
958 | bool left_neg; | |
959 | bool right_neg; | |
960 | bool use_double = 0; | |
65202027 DS |
961 | NV dright; |
962 | NV dleft; | |
787eafbd IZ |
963 | |
964 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
965 | IV i = SvIVX(POPs); | |
966 | right = (right_neg = (i < 0)) ? -i : i; | |
967 | } | |
968 | else { | |
969 | dright = POPn; | |
970 | use_double = 1; | |
971 | right_neg = dright < 0; | |
972 | if (right_neg) | |
973 | dright = -dright; | |
974 | } | |
a0d0e21e | 975 | |
787eafbd IZ |
976 | if (!use_double && SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
977 | IV i = SvIVX(POPs); | |
978 | left = (left_neg = (i < 0)) ? -i : i; | |
979 | } | |
980 | else { | |
981 | dleft = POPn; | |
982 | if (!use_double) { | |
a1bd196e GS |
983 | use_double = 1; |
984 | dright = right; | |
787eafbd IZ |
985 | } |
986 | left_neg = dleft < 0; | |
987 | if (left_neg) | |
988 | dleft = -dleft; | |
989 | } | |
68dc0745 | 990 | |
787eafbd | 991 | if (use_double) { |
65202027 | 992 | NV dans; |
787eafbd IZ |
993 | |
994 | #if 1 | |
787eafbd IZ |
995 | /* Somehow U_V is pessimized even if CASTFLAGS is 0 */ |
996 | # if CASTFLAGS & 2 | |
997 | # define CAST_D2UV(d) U_V(d) | |
998 | # else | |
999 | # define CAST_D2UV(d) ((UV)(d)) | |
1000 | # endif | |
a1bd196e GS |
1001 | /* Tried to do this only in the case DOUBLESIZE <= UV_SIZE, |
1002 | * or, in other words, precision of UV more than of NV. | |
1003 | * But in fact the approach below turned out to be an | |
1004 | * optimization - floor() may be slow */ | |
787eafbd IZ |
1005 | if (dright <= UV_MAX && dleft <= UV_MAX) { |
1006 | right = CAST_D2UV(dright); | |
1007 | left = CAST_D2UV(dleft); | |
1008 | goto do_uv; | |
1009 | } | |
1010 | #endif | |
1011 | ||
1012 | /* Backward-compatibility clause: */ | |
73b309ea JH |
1013 | dright = Perl_floor(dright + 0.5); |
1014 | dleft = Perl_floor(dleft + 0.5); | |
787eafbd IZ |
1015 | |
1016 | if (!dright) | |
cea2e8a9 | 1017 | DIE(aTHX_ "Illegal modulus zero"); |
787eafbd | 1018 | |
65202027 | 1019 | dans = Perl_fmod(dleft, dright); |
787eafbd IZ |
1020 | if ((left_neg != right_neg) && dans) |
1021 | dans = dright - dans; | |
1022 | if (right_neg) | |
1023 | dans = -dans; | |
1024 | sv_setnv(TARG, dans); | |
1025 | } | |
1026 | else { | |
1027 | UV ans; | |
1028 | ||
1029 | do_uv: | |
1030 | if (!right) | |
cea2e8a9 | 1031 | DIE(aTHX_ "Illegal modulus zero"); |
787eafbd IZ |
1032 | |
1033 | ans = left % right; | |
1034 | if ((left_neg != right_neg) && ans) | |
1035 | ans = right - ans; | |
1036 | if (right_neg) { | |
1037 | /* XXX may warn: unary minus operator applied to unsigned type */ | |
1038 | /* could change -foo to be (~foo)+1 instead */ | |
1039 | if (ans <= ~((UV)IV_MAX)+1) | |
1040 | sv_setiv(TARG, ~ans+1); | |
1041 | else | |
65202027 | 1042 | sv_setnv(TARG, -(NV)ans); |
787eafbd IZ |
1043 | } |
1044 | else | |
1045 | sv_setuv(TARG, ans); | |
1046 | } | |
1047 | PUSHTARG; | |
1048 | RETURN; | |
79072805 | 1049 | } |
a0d0e21e | 1050 | } |
79072805 | 1051 | |
a0d0e21e LW |
1052 | PP(pp_repeat) |
1053 | { | |
4e35701f | 1054 | djSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
748a9306 | 1055 | { |
a0d0e21e | 1056 | register I32 count = POPi; |
533c011a | 1057 | if (GIMME == G_ARRAY && PL_op->op_private & OPpREPEAT_DOLIST) { |
a0d0e21e LW |
1058 | dMARK; |
1059 | I32 items = SP - MARK; | |
1060 | I32 max; | |
79072805 | 1061 | |
a0d0e21e LW |
1062 | max = items * count; |
1063 | MEXTEND(MARK, max); | |
1064 | if (count > 1) { | |
1065 | while (SP > MARK) { | |
1066 | if (*SP) | |
1067 | SvTEMP_off((*SP)); | |
1068 | SP--; | |
79072805 | 1069 | } |
a0d0e21e LW |
1070 | MARK++; |
1071 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
1072 | items * sizeof(SV*), count - 1); | |
1073 | SP += max; | |
79072805 | 1074 | } |
a0d0e21e LW |
1075 | else if (count <= 0) |
1076 | SP -= items; | |
79072805 | 1077 | } |
a0d0e21e LW |
1078 | else { /* Note: mark already snarfed by pp_list */ |
1079 | SV *tmpstr; | |
1080 | STRLEN len; | |
1081 | ||
1082 | tmpstr = POPs; | |
a0d0e21e LW |
1083 | SvSetSV(TARG, tmpstr); |
1084 | SvPV_force(TARG, len); | |
8ebc5c01 | 1085 | if (count != 1) { |
1086 | if (count < 1) | |
1087 | SvCUR_set(TARG, 0); | |
1088 | else { | |
1089 | SvGROW(TARG, (count * len) + 1); | |
a0d0e21e | 1090 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); |
8ebc5c01 | 1091 | SvCUR(TARG) *= count; |
7a4c00b4 | 1092 | } |
a0d0e21e | 1093 | *SvEND(TARG) = '\0'; |
a0d0e21e | 1094 | } |
8ebc5c01 | 1095 | (void)SvPOK_only(TARG); |
a0d0e21e | 1096 | PUSHTARG; |
79072805 | 1097 | } |
a0d0e21e | 1098 | RETURN; |
748a9306 | 1099 | } |
a0d0e21e | 1100 | } |
79072805 | 1101 | |
a0d0e21e LW |
1102 | PP(pp_subtract) |
1103 | { | |
8ec5e241 | 1104 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e | 1105 | { |
7a4c00b4 | 1106 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
1107 | SETn( left - right ); |
1108 | RETURN; | |
79072805 | 1109 | } |
a0d0e21e | 1110 | } |
79072805 | 1111 | |
a0d0e21e LW |
1112 | PP(pp_left_shift) |
1113 | { | |
8ec5e241 | 1114 | djSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); |
a0d0e21e | 1115 | { |
972b05a9 | 1116 | IV shift = POPi; |
d0ba1bd2 | 1117 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1118 | IV i = TOPi; |
1119 | SETi(i << shift); | |
d0ba1bd2 JH |
1120 | } |
1121 | else { | |
972b05a9 JH |
1122 | UV u = TOPu; |
1123 | SETu(u << shift); | |
d0ba1bd2 | 1124 | } |
55497cff | 1125 | RETURN; |
79072805 | 1126 | } |
a0d0e21e | 1127 | } |
79072805 | 1128 | |
a0d0e21e LW |
1129 | PP(pp_right_shift) |
1130 | { | |
8ec5e241 | 1131 | djSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); |
a0d0e21e | 1132 | { |
972b05a9 | 1133 | IV shift = POPi; |
d0ba1bd2 | 1134 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1135 | IV i = TOPi; |
1136 | SETi(i >> shift); | |
d0ba1bd2 JH |
1137 | } |
1138 | else { | |
972b05a9 JH |
1139 | UV u = TOPu; |
1140 | SETu(u >> shift); | |
d0ba1bd2 | 1141 | } |
a0d0e21e | 1142 | RETURN; |
93a17b20 | 1143 | } |
79072805 LW |
1144 | } |
1145 | ||
a0d0e21e | 1146 | PP(pp_lt) |
79072805 | 1147 | { |
8ec5e241 | 1148 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1149 | { |
1150 | dPOPnv; | |
54310121 | 1151 | SETs(boolSV(TOPn < value)); |
a0d0e21e | 1152 | RETURN; |
79072805 | 1153 | } |
a0d0e21e | 1154 | } |
79072805 | 1155 | |
a0d0e21e LW |
1156 | PP(pp_gt) |
1157 | { | |
8ec5e241 | 1158 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1159 | { |
1160 | dPOPnv; | |
54310121 | 1161 | SETs(boolSV(TOPn > value)); |
a0d0e21e | 1162 | RETURN; |
79072805 | 1163 | } |
a0d0e21e LW |
1164 | } |
1165 | ||
1166 | PP(pp_le) | |
1167 | { | |
8ec5e241 | 1168 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1169 | { |
1170 | dPOPnv; | |
54310121 | 1171 | SETs(boolSV(TOPn <= value)); |
a0d0e21e | 1172 | RETURN; |
79072805 | 1173 | } |
a0d0e21e LW |
1174 | } |
1175 | ||
1176 | PP(pp_ge) | |
1177 | { | |
8ec5e241 | 1178 | djSP; tryAMAGICbinSET(ge,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_ne) |
1187 | { | |
8ec5e241 | 1188 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1189 | { |
1190 | dPOPnv; | |
54310121 | 1191 | SETs(boolSV(TOPn != value)); |
a0d0e21e LW |
1192 | RETURN; |
1193 | } | |
79072805 LW |
1194 | } |
1195 | ||
a0d0e21e | 1196 | PP(pp_ncmp) |
79072805 | 1197 | { |
8ec5e241 | 1198 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1199 | { |
1200 | dPOPTOPnnrl; | |
1201 | I32 value; | |
d6083e44 | 1202 | #ifdef __osf__ /* XXX Configure probe for isnan and isnanl needed XXX */ |
1ad04cfd JH |
1203 | #if defined(USE_LONG_DOUBLE) && defined(HAS_LONG_DOUBLE) |
1204 | #define Perl_isnan isnanl | |
1205 | #else | |
1206 | #define Perl_isnan isnan | |
1207 | #endif | |
1208 | #endif | |
79072805 | 1209 | |
1ad04cfd JH |
1210 | #ifdef __osf__ /* XXX fix in 5.6.1 --jhi */ |
1211 | if (Perl_isnan(left) || Perl_isnan(right)) { | |
1212 | SETs(&PL_sv_undef); | |
1213 | RETURN; | |
1214 | } | |
1215 | value = (left > right) - (left < right); | |
1216 | #else | |
ff0cee69 | 1217 | if (left == right) |
a0d0e21e | 1218 | value = 0; |
a0d0e21e LW |
1219 | else if (left < right) |
1220 | value = -1; | |
44a8e56a | 1221 | else if (left > right) |
1222 | value = 1; | |
1223 | else { | |
3280af22 | 1224 | SETs(&PL_sv_undef); |
44a8e56a | 1225 | RETURN; |
1226 | } | |
1ad04cfd | 1227 | #endif |
a0d0e21e LW |
1228 | SETi(value); |
1229 | RETURN; | |
79072805 | 1230 | } |
a0d0e21e | 1231 | } |
79072805 | 1232 | |
a0d0e21e LW |
1233 | PP(pp_slt) |
1234 | { | |
8ec5e241 | 1235 | djSP; tryAMAGICbinSET(slt,0); |
a0d0e21e LW |
1236 | { |
1237 | dPOPTOPssrl; | |
533c011a | 1238 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1239 | ? sv_cmp_locale(left, right) |
1240 | : sv_cmp(left, right)); | |
54310121 | 1241 | SETs(boolSV(cmp < 0)); |
a0d0e21e LW |
1242 | RETURN; |
1243 | } | |
79072805 LW |
1244 | } |
1245 | ||
a0d0e21e | 1246 | PP(pp_sgt) |
79072805 | 1247 | { |
8ec5e241 | 1248 | djSP; tryAMAGICbinSET(sgt,0); |
a0d0e21e LW |
1249 | { |
1250 | dPOPTOPssrl; | |
533c011a | 1251 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1252 | ? sv_cmp_locale(left, right) |
1253 | : sv_cmp(left, right)); | |
54310121 | 1254 | SETs(boolSV(cmp > 0)); |
a0d0e21e LW |
1255 | RETURN; |
1256 | } | |
1257 | } | |
79072805 | 1258 | |
a0d0e21e LW |
1259 | PP(pp_sle) |
1260 | { | |
8ec5e241 | 1261 | djSP; tryAMAGICbinSET(sle,0); |
a0d0e21e LW |
1262 | { |
1263 | dPOPTOPssrl; | |
533c011a | 1264 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1265 | ? sv_cmp_locale(left, right) |
1266 | : sv_cmp(left, right)); | |
54310121 | 1267 | SETs(boolSV(cmp <= 0)); |
a0d0e21e | 1268 | RETURN; |
79072805 | 1269 | } |
79072805 LW |
1270 | } |
1271 | ||
a0d0e21e LW |
1272 | PP(pp_sge) |
1273 | { | |
8ec5e241 | 1274 | djSP; tryAMAGICbinSET(sge,0); |
a0d0e21e LW |
1275 | { |
1276 | dPOPTOPssrl; | |
533c011a | 1277 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1278 | ? sv_cmp_locale(left, right) |
1279 | : sv_cmp(left, right)); | |
54310121 | 1280 | SETs(boolSV(cmp >= 0)); |
a0d0e21e LW |
1281 | RETURN; |
1282 | } | |
1283 | } | |
79072805 | 1284 | |
36477c24 | 1285 | PP(pp_seq) |
1286 | { | |
8ec5e241 | 1287 | djSP; tryAMAGICbinSET(seq,0); |
36477c24 | 1288 | { |
1289 | dPOPTOPssrl; | |
54310121 | 1290 | SETs(boolSV(sv_eq(left, right))); |
a0d0e21e LW |
1291 | RETURN; |
1292 | } | |
1293 | } | |
79072805 | 1294 | |
a0d0e21e | 1295 | PP(pp_sne) |
79072805 | 1296 | { |
8ec5e241 | 1297 | djSP; tryAMAGICbinSET(sne,0); |
a0d0e21e LW |
1298 | { |
1299 | dPOPTOPssrl; | |
54310121 | 1300 | SETs(boolSV(!sv_eq(left, right))); |
a0d0e21e | 1301 | RETURN; |
463ee0b2 | 1302 | } |
79072805 LW |
1303 | } |
1304 | ||
a0d0e21e | 1305 | PP(pp_scmp) |
79072805 | 1306 | { |
4e35701f | 1307 | djSP; dTARGET; tryAMAGICbin(scmp,0); |
a0d0e21e LW |
1308 | { |
1309 | dPOPTOPssrl; | |
533c011a | 1310 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1311 | ? sv_cmp_locale(left, right) |
1312 | : sv_cmp(left, right)); | |
1313 | SETi( cmp ); | |
a0d0e21e LW |
1314 | RETURN; |
1315 | } | |
1316 | } | |
79072805 | 1317 | |
55497cff | 1318 | PP(pp_bit_and) |
1319 | { | |
8ec5e241 | 1320 | djSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
a0d0e21e LW |
1321 | { |
1322 | dPOPTOPssrl; | |
4633a7c4 | 1323 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 | 1324 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1325 | IV i = SvIV(left) & SvIV(right); |
1326 | SETi(i); | |
d0ba1bd2 JH |
1327 | } |
1328 | else { | |
972b05a9 JH |
1329 | UV u = SvUV(left) & SvUV(right); |
1330 | SETu(u); | |
d0ba1bd2 | 1331 | } |
a0d0e21e LW |
1332 | } |
1333 | else { | |
533c011a | 1334 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1335 | SETTARG; |
1336 | } | |
1337 | RETURN; | |
1338 | } | |
1339 | } | |
79072805 | 1340 | |
a0d0e21e LW |
1341 | PP(pp_bit_xor) |
1342 | { | |
8ec5e241 | 1343 | djSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); |
a0d0e21e LW |
1344 | { |
1345 | dPOPTOPssrl; | |
4633a7c4 | 1346 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 | 1347 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1348 | IV i = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); |
1349 | SETi(i); | |
d0ba1bd2 JH |
1350 | } |
1351 | else { | |
972b05a9 JH |
1352 | UV u = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); |
1353 | SETu(u); | |
d0ba1bd2 | 1354 | } |
a0d0e21e LW |
1355 | } |
1356 | else { | |
533c011a | 1357 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1358 | SETTARG; |
1359 | } | |
1360 | RETURN; | |
1361 | } | |
1362 | } | |
79072805 | 1363 | |
a0d0e21e LW |
1364 | PP(pp_bit_or) |
1365 | { | |
8ec5e241 | 1366 | djSP; dATARGET; tryAMAGICbin(bor,opASSIGN); |
a0d0e21e LW |
1367 | { |
1368 | dPOPTOPssrl; | |
4633a7c4 | 1369 | if (SvNIOKp(left) || SvNIOKp(right)) { |
d0ba1bd2 | 1370 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1371 | IV i = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); |
1372 | SETi(i); | |
d0ba1bd2 JH |
1373 | } |
1374 | else { | |
972b05a9 JH |
1375 | UV u = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); |
1376 | SETu(u); | |
d0ba1bd2 | 1377 | } |
a0d0e21e LW |
1378 | } |
1379 | else { | |
533c011a | 1380 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1381 | SETTARG; |
1382 | } | |
1383 | RETURN; | |
79072805 | 1384 | } |
a0d0e21e | 1385 | } |
79072805 | 1386 | |
a0d0e21e LW |
1387 | PP(pp_negate) |
1388 | { | |
4e35701f | 1389 | djSP; dTARGET; tryAMAGICun(neg); |
a0d0e21e LW |
1390 | { |
1391 | dTOPss; | |
4633a7c4 LW |
1392 | if (SvGMAGICAL(sv)) |
1393 | mg_get(sv); | |
9b0e499b GS |
1394 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv)) { |
1395 | if (SvIsUV(sv)) { | |
1396 | if (SvIVX(sv) == IV_MIN) { | |
1397 | SETi(SvIVX(sv)); /* special case: -((UV)IV_MAX+1) == IV_MIN */ | |
1398 | RETURN; | |
1399 | } | |
1400 | else if (SvUVX(sv) <= IV_MAX) { | |
beccb14c | 1401 | SETi(-SvIVX(sv)); |
9b0e499b GS |
1402 | RETURN; |
1403 | } | |
1404 | } | |
1405 | else if (SvIVX(sv) != IV_MIN) { | |
1406 | SETi(-SvIVX(sv)); | |
1407 | RETURN; | |
1408 | } | |
1409 | } | |
1410 | if (SvNIOKp(sv)) | |
a0d0e21e | 1411 | SETn(-SvNV(sv)); |
4633a7c4 | 1412 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1413 | STRLEN len; |
1414 | char *s = SvPV(sv, len); | |
bbce6d69 | 1415 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1416 | sv_setpvn(TARG, "-", 1); |
1417 | sv_catsv(TARG, sv); | |
79072805 | 1418 | } |
a0d0e21e LW |
1419 | else if (*s == '+' || *s == '-') { |
1420 | sv_setsv(TARG, sv); | |
1421 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 | 1422 | } |
7e2040f0 | 1423 | else if (DO_UTF8(sv) && *(U8*)s >= 0xc0 && isIDFIRST_utf8((U8*)s)) { |
834a4ddd LW |
1424 | sv_setpvn(TARG, "-", 1); |
1425 | sv_catsv(TARG, sv); | |
1426 | } | |
79072805 | 1427 | else |
a0d0e21e LW |
1428 | sv_setnv(TARG, -SvNV(sv)); |
1429 | SETTARG; | |
79072805 | 1430 | } |
4633a7c4 LW |
1431 | else |
1432 | SETn(-SvNV(sv)); | |
79072805 | 1433 | } |
a0d0e21e | 1434 | RETURN; |
79072805 LW |
1435 | } |
1436 | ||
a0d0e21e | 1437 | PP(pp_not) |
79072805 | 1438 | { |
4e35701f | 1439 | djSP; tryAMAGICunSET(not); |
3280af22 | 1440 | *PL_stack_sp = boolSV(!SvTRUE(*PL_stack_sp)); |
a0d0e21e | 1441 | return NORMAL; |
79072805 LW |
1442 | } |
1443 | ||
a0d0e21e | 1444 | PP(pp_complement) |
79072805 | 1445 | { |
8ec5e241 | 1446 | djSP; dTARGET; tryAMAGICun(compl); |
a0d0e21e LW |
1447 | { |
1448 | dTOPss; | |
4633a7c4 | 1449 | if (SvNIOKp(sv)) { |
d0ba1bd2 | 1450 | if (PL_op->op_private & HINT_INTEGER) { |
972b05a9 JH |
1451 | IV i = ~SvIV(sv); |
1452 | SETi(i); | |
d0ba1bd2 JH |
1453 | } |
1454 | else { | |
972b05a9 JH |
1455 | UV u = ~SvUV(sv); |
1456 | SETu(u); | |
d0ba1bd2 | 1457 | } |
a0d0e21e LW |
1458 | } |
1459 | else { | |
1460 | register char *tmps; | |
1461 | register long *tmpl; | |
55497cff | 1462 | register I32 anum; |
a0d0e21e LW |
1463 | STRLEN len; |
1464 | ||
1465 | SvSetSV(TARG, sv); | |
1466 | tmps = SvPV_force(TARG, len); | |
1467 | anum = len; | |
1468 | #ifdef LIBERAL | |
1469 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1470 | *tmps = ~*tmps; | |
1471 | tmpl = (long*)tmps; | |
1472 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1473 | *tmpl = ~*tmpl; | |
1474 | tmps = (char*)tmpl; | |
1475 | #endif | |
1476 | for ( ; anum > 0; anum--, tmps++) | |
1477 | *tmps = ~*tmps; | |
1478 | ||
1479 | SETs(TARG); | |
1480 | } | |
1481 | RETURN; | |
1482 | } | |
79072805 LW |
1483 | } |
1484 | ||
a0d0e21e LW |
1485 | /* integer versions of some of the above */ |
1486 | ||
a0d0e21e | 1487 | PP(pp_i_multiply) |
79072805 | 1488 | { |
8ec5e241 | 1489 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
1490 | { |
1491 | dPOPTOPiirl; | |
1492 | SETi( left * right ); | |
1493 | RETURN; | |
1494 | } | |
79072805 LW |
1495 | } |
1496 | ||
a0d0e21e | 1497 | PP(pp_i_divide) |
79072805 | 1498 | { |
8ec5e241 | 1499 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e LW |
1500 | { |
1501 | dPOPiv; | |
1502 | if (value == 0) | |
cea2e8a9 | 1503 | DIE(aTHX_ "Illegal division by zero"); |
a0d0e21e LW |
1504 | value = POPi / value; |
1505 | PUSHi( value ); | |
1506 | RETURN; | |
1507 | } | |
79072805 LW |
1508 | } |
1509 | ||
a0d0e21e | 1510 | PP(pp_i_modulo) |
79072805 | 1511 | { |
76e3520e | 1512 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
79072805 | 1513 | { |
a0d0e21e | 1514 | dPOPTOPiirl; |
aa306039 | 1515 | if (!right) |
cea2e8a9 | 1516 | DIE(aTHX_ "Illegal modulus zero"); |
a0d0e21e LW |
1517 | SETi( left % right ); |
1518 | RETURN; | |
79072805 | 1519 | } |
79072805 LW |
1520 | } |
1521 | ||
a0d0e21e | 1522 | PP(pp_i_add) |
79072805 | 1523 | { |
8ec5e241 | 1524 | djSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
a0d0e21e LW |
1525 | { |
1526 | dPOPTOPiirl; | |
1527 | SETi( left + right ); | |
1528 | RETURN; | |
79072805 | 1529 | } |
79072805 LW |
1530 | } |
1531 | ||
a0d0e21e | 1532 | PP(pp_i_subtract) |
79072805 | 1533 | { |
8ec5e241 | 1534 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e LW |
1535 | { |
1536 | dPOPTOPiirl; | |
1537 | SETi( left - right ); | |
1538 | RETURN; | |
79072805 | 1539 | } |
79072805 LW |
1540 | } |
1541 | ||
a0d0e21e | 1542 | PP(pp_i_lt) |
79072805 | 1543 | { |
8ec5e241 | 1544 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1545 | { |
1546 | dPOPTOPiirl; | |
54310121 | 1547 | SETs(boolSV(left < right)); |
a0d0e21e LW |
1548 | RETURN; |
1549 | } | |
79072805 LW |
1550 | } |
1551 | ||
a0d0e21e | 1552 | PP(pp_i_gt) |
79072805 | 1553 | { |
8ec5e241 | 1554 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1555 | { |
1556 | dPOPTOPiirl; | |
54310121 | 1557 | SETs(boolSV(left > right)); |
a0d0e21e LW |
1558 | RETURN; |
1559 | } | |
79072805 LW |
1560 | } |
1561 | ||
a0d0e21e | 1562 | PP(pp_i_le) |
79072805 | 1563 | { |
8ec5e241 | 1564 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1565 | { |
1566 | dPOPTOPiirl; | |
54310121 | 1567 | SETs(boolSV(left <= right)); |
a0d0e21e | 1568 | RETURN; |
85e6fe83 | 1569 | } |
79072805 LW |
1570 | } |
1571 | ||
a0d0e21e | 1572 | PP(pp_i_ge) |
79072805 | 1573 | { |
8ec5e241 | 1574 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1575 | { |
1576 | dPOPTOPiirl; | |
54310121 | 1577 | SETs(boolSV(left >= right)); |
a0d0e21e LW |
1578 | RETURN; |
1579 | } | |
79072805 LW |
1580 | } |
1581 | ||
a0d0e21e | 1582 | PP(pp_i_eq) |
79072805 | 1583 | { |
8ec5e241 | 1584 | djSP; tryAMAGICbinSET(eq,0); |
a0d0e21e LW |
1585 | { |
1586 | dPOPTOPiirl; | |
54310121 | 1587 | SETs(boolSV(left == right)); |
a0d0e21e LW |
1588 | RETURN; |
1589 | } | |
79072805 LW |
1590 | } |
1591 | ||
a0d0e21e | 1592 | PP(pp_i_ne) |
79072805 | 1593 | { |
8ec5e241 | 1594 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1595 | { |
1596 | dPOPTOPiirl; | |
54310121 | 1597 | SETs(boolSV(left != right)); |
a0d0e21e LW |
1598 | RETURN; |
1599 | } | |
79072805 LW |
1600 | } |
1601 | ||
a0d0e21e | 1602 | PP(pp_i_ncmp) |
79072805 | 1603 | { |
8ec5e241 | 1604 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1605 | { |
1606 | dPOPTOPiirl; | |
1607 | I32 value; | |
79072805 | 1608 | |
a0d0e21e | 1609 | if (left > right) |
79072805 | 1610 | value = 1; |
a0d0e21e | 1611 | else if (left < right) |
79072805 | 1612 | value = -1; |
a0d0e21e | 1613 | else |
79072805 | 1614 | value = 0; |
a0d0e21e LW |
1615 | SETi(value); |
1616 | RETURN; | |
79072805 | 1617 | } |
85e6fe83 LW |
1618 | } |
1619 | ||
1620 | PP(pp_i_negate) | |
1621 | { | |
4e35701f | 1622 | djSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1623 | SETi(-TOPi); |
1624 | RETURN; | |
1625 | } | |
1626 | ||
79072805 LW |
1627 | /* High falutin' math. */ |
1628 | ||
1629 | PP(pp_atan2) | |
1630 | { | |
8ec5e241 | 1631 | djSP; dTARGET; tryAMAGICbin(atan2,0); |
a0d0e21e LW |
1632 | { |
1633 | dPOPTOPnnrl; | |
65202027 | 1634 | SETn(Perl_atan2(left, right)); |
a0d0e21e LW |
1635 | RETURN; |
1636 | } | |
79072805 LW |
1637 | } |
1638 | ||
1639 | PP(pp_sin) | |
1640 | { | |
4e35701f | 1641 | djSP; dTARGET; tryAMAGICun(sin); |
a0d0e21e | 1642 | { |
65202027 | 1643 | NV value; |
a0d0e21e | 1644 | value = POPn; |
65202027 | 1645 | value = Perl_sin(value); |
a0d0e21e LW |
1646 | XPUSHn(value); |
1647 | RETURN; | |
1648 | } | |
79072805 LW |
1649 | } |
1650 | ||
1651 | PP(pp_cos) | |
1652 | { | |
4e35701f | 1653 | djSP; dTARGET; tryAMAGICun(cos); |
a0d0e21e | 1654 | { |
65202027 | 1655 | NV value; |
a0d0e21e | 1656 | value = POPn; |
65202027 | 1657 | value = Perl_cos(value); |
a0d0e21e LW |
1658 | XPUSHn(value); |
1659 | RETURN; | |
1660 | } | |
79072805 LW |
1661 | } |
1662 | ||
56cb0a1c AD |
1663 | /* Support Configure command-line overrides for rand() functions. |
1664 | After 5.005, perhaps we should replace this by Configure support | |
1665 | for drand48(), random(), or rand(). For 5.005, though, maintain | |
1666 | compatibility by calling rand() but allow the user to override it. | |
1667 | See INSTALL for details. --Andy Dougherty 15 July 1998 | |
1668 | */ | |
85ab1d1d JH |
1669 | /* Now it's after 5.005, and Configure supports drand48() and random(), |
1670 | in addition to rand(). So the overrides should not be needed any more. | |
1671 | --Jarkko Hietaniemi 27 September 1998 | |
1672 | */ | |
1673 | ||
1674 | #ifndef HAS_DRAND48_PROTO | |
20ce7b12 | 1675 | extern double drand48 (void); |
56cb0a1c AD |
1676 | #endif |
1677 | ||
79072805 LW |
1678 | PP(pp_rand) |
1679 | { | |
4e35701f | 1680 | djSP; dTARGET; |
65202027 | 1681 | NV value; |
79072805 LW |
1682 | if (MAXARG < 1) |
1683 | value = 1.0; | |
1684 | else | |
1685 | value = POPn; | |
1686 | if (value == 0.0) | |
1687 | value = 1.0; | |
80252599 | 1688 | if (!PL_srand_called) { |
85ab1d1d | 1689 | (void)seedDrand01((Rand_seed_t)seed()); |
80252599 | 1690 | PL_srand_called = TRUE; |
93dc8474 | 1691 | } |
85ab1d1d | 1692 | value *= Drand01(); |
79072805 LW |
1693 | XPUSHn(value); |
1694 | RETURN; | |
1695 | } | |
1696 | ||
1697 | PP(pp_srand) | |
1698 | { | |
4e35701f | 1699 | djSP; |
93dc8474 CS |
1700 | UV anum; |
1701 | if (MAXARG < 1) | |
1702 | anum = seed(); | |
79072805 | 1703 | else |
93dc8474 | 1704 | anum = POPu; |
85ab1d1d | 1705 | (void)seedDrand01((Rand_seed_t)anum); |
80252599 | 1706 | PL_srand_called = TRUE; |
79072805 LW |
1707 | EXTEND(SP, 1); |
1708 | RETPUSHYES; | |
1709 | } | |
1710 | ||
76e3520e | 1711 | STATIC U32 |
cea2e8a9 | 1712 | S_seed(pTHX) |
93dc8474 | 1713 | { |
54310121 | 1714 | /* |
1715 | * This is really just a quick hack which grabs various garbage | |
1716 | * values. It really should be a real hash algorithm which | |
1717 | * spreads the effect of every input bit onto every output bit, | |
85ab1d1d | 1718 | * if someone who knows about such things would bother to write it. |
54310121 | 1719 | * Might be a good idea to add that function to CORE as well. |
85ab1d1d | 1720 | * No numbers below come from careful analysis or anything here, |
54310121 | 1721 | * except they are primes and SEED_C1 > 1E6 to get a full-width |
1722 | * value from (tv_sec * SEED_C1 + tv_usec). The multipliers should | |
1723 | * probably be bigger too. | |
1724 | */ | |
1725 | #if RANDBITS > 16 | |
1726 | # define SEED_C1 1000003 | |
1727 | #define SEED_C4 73819 | |
1728 | #else | |
1729 | # define SEED_C1 25747 | |
1730 | #define SEED_C4 20639 | |
1731 | #endif | |
1732 | #define SEED_C2 3 | |
1733 | #define SEED_C3 269 | |
1734 | #define SEED_C5 26107 | |
1735 | ||
e858de61 | 1736 | dTHR; |
73c60299 RS |
1737 | #ifndef PERL_NO_DEV_RANDOM |
1738 | int fd; | |
1739 | #endif | |
93dc8474 | 1740 | U32 u; |
f12c7020 | 1741 | #ifdef VMS |
1742 | # include <starlet.h> | |
43c92808 HF |
1743 | /* when[] = (low 32 bits, high 32 bits) of time since epoch |
1744 | * in 100-ns units, typically incremented ever 10 ms. */ | |
93dc8474 | 1745 | unsigned int when[2]; |
73c60299 RS |
1746 | #else |
1747 | # ifdef HAS_GETTIMEOFDAY | |
1748 | struct timeval when; | |
1749 | # else | |
1750 | Time_t when; | |
1751 | # endif | |
1752 | #endif | |
1753 | ||
1754 | /* This test is an escape hatch, this symbol isn't set by Configure. */ | |
1755 | #ifndef PERL_NO_DEV_RANDOM | |
1756 | #ifndef PERL_RANDOM_DEVICE | |
1757 | /* /dev/random isn't used by default because reads from it will block | |
1758 | * if there isn't enough entropy available. You can compile with | |
1759 | * PERL_RANDOM_DEVICE to it if you'd prefer Perl to block until there | |
1760 | * is enough real entropy to fill the seed. */ | |
1761 | # define PERL_RANDOM_DEVICE "/dev/urandom" | |
1762 | #endif | |
1763 | fd = PerlLIO_open(PERL_RANDOM_DEVICE, 0); | |
1764 | if (fd != -1) { | |
1765 | if (PerlLIO_read(fd, &u, sizeof u) != sizeof u) | |
1766 | u = 0; | |
1767 | PerlLIO_close(fd); | |
1768 | if (u) | |
1769 | return u; | |
1770 | } | |
1771 | #endif | |
1772 | ||
1773 | #ifdef VMS | |
93dc8474 | 1774 | _ckvmssts(sys$gettim(when)); |
54310121 | 1775 | u = (U32)SEED_C1 * when[0] + (U32)SEED_C2 * when[1]; |
f12c7020 | 1776 | #else |
5f05dabc | 1777 | # ifdef HAS_GETTIMEOFDAY |
93dc8474 | 1778 | gettimeofday(&when,(struct timezone *) 0); |
54310121 | 1779 | u = (U32)SEED_C1 * when.tv_sec + (U32)SEED_C2 * when.tv_usec; |
f12c7020 | 1780 | # else |
93dc8474 | 1781 | (void)time(&when); |
54310121 | 1782 | u = (U32)SEED_C1 * when; |
f12c7020 | 1783 | # endif |
1784 | #endif | |
7766f137 | 1785 | u += SEED_C3 * (U32)PerlProc_getpid(); |
56431972 | 1786 | u += SEED_C4 * (U32)PTR2UV(PL_stack_sp); |
54310121 | 1787 | #ifndef PLAN9 /* XXX Plan9 assembler chokes on this; fix needed */ |
56431972 | 1788 | u += SEED_C5 * (U32)PTR2UV(&when); |
f12c7020 | 1789 | #endif |
93dc8474 | 1790 | return u; |
79072805 LW |
1791 | } |
1792 | ||
1793 | PP(pp_exp) | |
1794 | { | |
4e35701f | 1795 | djSP; dTARGET; tryAMAGICun(exp); |
a0d0e21e | 1796 | { |
65202027 | 1797 | NV value; |
a0d0e21e | 1798 | value = POPn; |
65202027 | 1799 | value = Perl_exp(value); |
a0d0e21e LW |
1800 | XPUSHn(value); |
1801 | RETURN; | |
1802 | } | |
79072805 LW |
1803 | } |
1804 | ||
1805 | PP(pp_log) | |
1806 | { | |
4e35701f | 1807 | djSP; dTARGET; tryAMAGICun(log); |
a0d0e21e | 1808 | { |
65202027 | 1809 | NV value; |
a0d0e21e | 1810 | value = POPn; |
bbce6d69 | 1811 | if (value <= 0.0) { |
097ee67d | 1812 | RESTORE_NUMERIC_STANDARD(); |
cea2e8a9 | 1813 | DIE(aTHX_ "Can't take log of %g", value); |
bbce6d69 | 1814 | } |
65202027 | 1815 | value = Perl_log(value); |
a0d0e21e LW |
1816 | XPUSHn(value); |
1817 | RETURN; | |
1818 | } | |
79072805 LW |
1819 | } |
1820 | ||
1821 | PP(pp_sqrt) | |
1822 | { | |
4e35701f | 1823 | djSP; dTARGET; tryAMAGICun(sqrt); |
a0d0e21e | 1824 | { |
65202027 | 1825 | NV value; |
a0d0e21e | 1826 | value = POPn; |
bbce6d69 | 1827 | if (value < 0.0) { |
097ee67d | 1828 | RESTORE_NUMERIC_STANDARD(); |
cea2e8a9 | 1829 | DIE(aTHX_ "Can't take sqrt of %g", value); |
bbce6d69 | 1830 | } |
65202027 | 1831 | value = Perl_sqrt(value); |
a0d0e21e LW |
1832 | XPUSHn(value); |
1833 | RETURN; | |
1834 | } | |
79072805 LW |
1835 | } |
1836 | ||
1837 | PP(pp_int) | |
1838 | { | |
4e35701f | 1839 | djSP; dTARGET; |
774d564b | 1840 | { |
65202027 | 1841 | NV value = TOPn; |
774d564b | 1842 | IV iv; |
1843 | ||
1844 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1845 | iv = SvIVX(TOPs); | |
1846 | SETi(iv); | |
1847 | } | |
1848 | else { | |
1849 | if (value >= 0.0) | |
65202027 | 1850 | (void)Perl_modf(value, &value); |
774d564b | 1851 | else { |
65202027 | 1852 | (void)Perl_modf(-value, &value); |
774d564b | 1853 | value = -value; |
1854 | } | |
1855 | iv = I_V(value); | |
1856 | if (iv == value) | |
1857 | SETi(iv); | |
1858 | else | |
1859 | SETn(value); | |
1860 | } | |
79072805 | 1861 | } |
79072805 LW |
1862 | RETURN; |
1863 | } | |
1864 | ||
463ee0b2 LW |
1865 | PP(pp_abs) |
1866 | { | |
4e35701f | 1867 | djSP; dTARGET; tryAMAGICun(abs); |
a0d0e21e | 1868 | { |
65202027 | 1869 | NV value = TOPn; |
774d564b | 1870 | IV iv; |
463ee0b2 | 1871 | |
774d564b | 1872 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && |
1873 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1874 | if (iv < 0) | |
1875 | iv = -iv; | |
1876 | SETi(iv); | |
1877 | } | |
1878 | else { | |
1879 | if (value < 0.0) | |
1880 | value = -value; | |
1881 | SETn(value); | |
1882 | } | |
a0d0e21e | 1883 | } |
774d564b | 1884 | RETURN; |
463ee0b2 LW |
1885 | } |
1886 | ||
79072805 LW |
1887 | PP(pp_hex) |
1888 | { | |
4e35701f | 1889 | djSP; dTARGET; |
79072805 LW |
1890 | char *tmps; |
1891 | I32 argtype; | |
2d8e6c8d | 1892 | STRLEN n_a; |
79072805 | 1893 | |
2d8e6c8d | 1894 | tmps = POPpx; |
9e24b6e2 | 1895 | XPUSHn(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1896 | RETURN; |
1897 | } | |
1898 | ||
1899 | PP(pp_oct) | |
1900 | { | |
4e35701f | 1901 | djSP; dTARGET; |
9e24b6e2 | 1902 | NV value; |
79072805 LW |
1903 | I32 argtype; |
1904 | char *tmps; | |
2d8e6c8d | 1905 | STRLEN n_a; |
79072805 | 1906 | |
2d8e6c8d | 1907 | tmps = POPpx; |
464e2e8a | 1908 | while (*tmps && isSPACE(*tmps)) |
1909 | tmps++; | |
9e24b6e2 JH |
1910 | if (*tmps == '0') |
1911 | tmps++; | |
1912 | if (*tmps == 'x') | |
1913 | value = scan_hex(++tmps, 99, &argtype); | |
1914 | else if (*tmps == 'b') | |
1915 | value = scan_bin(++tmps, 99, &argtype); | |
464e2e8a | 1916 | else |
9e24b6e2 JH |
1917 | value = scan_oct(tmps, 99, &argtype); |
1918 | XPUSHn(value); | |
79072805 LW |
1919 | RETURN; |
1920 | } | |
1921 | ||
1922 | /* String stuff. */ | |
1923 | ||
1924 | PP(pp_length) | |
1925 | { | |
4e35701f | 1926 | djSP; dTARGET; |
7e2040f0 | 1927 | SV *sv = TOPs; |
a0ed51b3 | 1928 | |
7e2040f0 GS |
1929 | if (DO_UTF8(sv)) |
1930 | SETi(sv_len_utf8(sv)); | |
1931 | else | |
1932 | SETi(sv_len(sv)); | |
79072805 LW |
1933 | RETURN; |
1934 | } | |
1935 | ||
1936 | PP(pp_substr) | |
1937 | { | |
4e35701f | 1938 | djSP; dTARGET; |
79072805 LW |
1939 | SV *sv; |
1940 | I32 len; | |
463ee0b2 | 1941 | STRLEN curlen; |
a0ed51b3 | 1942 | STRLEN utfcurlen; |
79072805 LW |
1943 | I32 pos; |
1944 | I32 rem; | |
84902520 | 1945 | I32 fail; |
533c011a | 1946 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
79072805 | 1947 | char *tmps; |
3280af22 | 1948 | I32 arybase = PL_curcop->cop_arybase; |
7b8d334a GS |
1949 | char *repl = 0; |
1950 | STRLEN repl_len; | |
79072805 | 1951 | |
20408e3c | 1952 | SvTAINTED_off(TARG); /* decontaminate */ |
7e2040f0 | 1953 | SvUTF8_off(TARG); /* decontaminate */ |
5d82c453 GA |
1954 | if (MAXARG > 2) { |
1955 | if (MAXARG > 3) { | |
1956 | sv = POPs; | |
1957 | repl = SvPV(sv, repl_len); | |
7b8d334a | 1958 | } |
79072805 | 1959 | len = POPi; |
5d82c453 | 1960 | } |
84902520 | 1961 | pos = POPi; |
79072805 | 1962 | sv = POPs; |
849ca7ee | 1963 | PUTBACK; |
a0d0e21e | 1964 | tmps = SvPV(sv, curlen); |
7e2040f0 | 1965 | if (DO_UTF8(sv)) { |
a0ed51b3 LW |
1966 | utfcurlen = sv_len_utf8(sv); |
1967 | if (utfcurlen == curlen) | |
1968 | utfcurlen = 0; | |
1969 | else | |
1970 | curlen = utfcurlen; | |
1971 | } | |
d1c2b58a LW |
1972 | else |
1973 | utfcurlen = 0; | |
a0ed51b3 | 1974 | |
84902520 TB |
1975 | if (pos >= arybase) { |
1976 | pos -= arybase; | |
1977 | rem = curlen-pos; | |
1978 | fail = rem; | |
5d82c453 GA |
1979 | if (MAXARG > 2) { |
1980 | if (len < 0) { | |
1981 | rem += len; | |
1982 | if (rem < 0) | |
1983 | rem = 0; | |
1984 | } | |
1985 | else if (rem > len) | |
1986 | rem = len; | |
1987 | } | |
68dc0745 | 1988 | } |
84902520 | 1989 | else { |
5d82c453 GA |
1990 | pos += curlen; |
1991 | if (MAXARG < 3) | |
1992 | rem = curlen; | |
1993 | else if (len >= 0) { | |
1994 | rem = pos+len; | |
1995 | if (rem > (I32)curlen) | |
1996 | rem = curlen; | |
1997 | } | |
1998 | else { | |
1999 | rem = curlen+len; | |
2000 | if (rem < pos) | |
2001 | rem = pos; | |
2002 | } | |
2003 | if (pos < 0) | |
2004 | pos = 0; | |
2005 | fail = rem; | |
2006 | rem -= pos; | |
84902520 TB |
2007 | } |
2008 | if (fail < 0) { | |
e476b1b5 GS |
2009 | if (lvalue || repl) |
2010 | Perl_croak(aTHX_ "substr outside of string"); | |
2011 | if (ckWARN(WARN_SUBSTR)) | |
cea2e8a9 | 2012 | Perl_warner(aTHX_ WARN_SUBSTR, "substr outside of string"); |
2304df62 AD |
2013 | RETPUSHUNDEF; |
2014 | } | |
79072805 | 2015 | else { |
7e2040f0 | 2016 | if (utfcurlen) { |
a0ed51b3 | 2017 | sv_pos_u2b(sv, &pos, &rem); |
7e2040f0 GS |
2018 | SvUTF8_on(TARG); |
2019 | } | |
79072805 | 2020 | tmps += pos; |
79072805 | 2021 | sv_setpvn(TARG, tmps, rem); |
c8faf1c5 GS |
2022 | if (repl) |
2023 | sv_insert(sv, pos, rem, repl, repl_len); | |
2024 | else if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 2025 | if (!SvGMAGICAL(sv)) { |
2026 | if (SvROK(sv)) { | |
2d8e6c8d GS |
2027 | STRLEN n_a; |
2028 | SvPV_force(sv,n_a); | |
599cee73 | 2029 | if (ckWARN(WARN_SUBSTR)) |
cea2e8a9 | 2030 | Perl_warner(aTHX_ WARN_SUBSTR, |
599cee73 | 2031 | "Attempt to use reference as lvalue in substr"); |
dedeecda | 2032 | } |
2033 | if (SvOK(sv)) /* is it defined ? */ | |
2034 | (void)SvPOK_only(sv); | |
2035 | else | |
2036 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
2037 | } | |
5f05dabc | 2038 | |
a0d0e21e LW |
2039 | if (SvTYPE(TARG) < SVt_PVLV) { |
2040 | sv_upgrade(TARG, SVt_PVLV); | |
2041 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 2042 | } |
a0d0e21e | 2043 | |
5f05dabc | 2044 | LvTYPE(TARG) = 'x'; |
6ff81951 GS |
2045 | if (LvTARG(TARG) != sv) { |
2046 | if (LvTARG(TARG)) | |
2047 | SvREFCNT_dec(LvTARG(TARG)); | |
2048 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
2049 | } | |
a0d0e21e | 2050 | LvTARGOFF(TARG) = pos; |
8ec5e241 | 2051 | LvTARGLEN(TARG) = rem; |
79072805 LW |
2052 | } |
2053 | } | |
849ca7ee | 2054 | SPAGAIN; |
79072805 LW |
2055 | PUSHs(TARG); /* avoid SvSETMAGIC here */ |
2056 | RETURN; | |
2057 | } | |
2058 | ||
2059 | PP(pp_vec) | |
2060 | { | |
4e35701f | 2061 | djSP; dTARGET; |
79072805 LW |
2062 | register I32 size = POPi; |
2063 | register I32 offset = POPi; | |
2064 | register SV *src = POPs; | |
533c011a | 2065 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
a0d0e21e | 2066 | |
81e118e0 JH |
2067 | SvTAINTED_off(TARG); /* decontaminate */ |
2068 | if (lvalue) { /* it's an lvalue! */ | |
2069 | if (SvTYPE(TARG) < SVt_PVLV) { | |
2070 | sv_upgrade(TARG, SVt_PVLV); | |
2071 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
79072805 | 2072 | } |
81e118e0 JH |
2073 | LvTYPE(TARG) = 'v'; |
2074 | if (LvTARG(TARG) != src) { | |
2075 | if (LvTARG(TARG)) | |
2076 | SvREFCNT_dec(LvTARG(TARG)); | |
2077 | LvTARG(TARG) = SvREFCNT_inc(src); | |
79072805 | 2078 | } |
81e118e0 JH |
2079 | LvTARGOFF(TARG) = offset; |
2080 | LvTARGLEN(TARG) = size; | |
79072805 LW |
2081 | } |
2082 | ||
81e118e0 | 2083 | sv_setuv(TARG, do_vecget(src, offset, size)); |
79072805 LW |
2084 | PUSHs(TARG); |
2085 | RETURN; | |
2086 | } | |
2087 | ||
2088 | PP(pp_index) | |
2089 | { | |
4e35701f | 2090 | djSP; dTARGET; |
79072805 LW |
2091 | SV *big; |
2092 | SV *little; | |
2093 | I32 offset; | |
2094 | I32 retval; | |
2095 | char *tmps; | |
2096 | char *tmps2; | |
463ee0b2 | 2097 | STRLEN biglen; |
3280af22 | 2098 | I32 arybase = PL_curcop->cop_arybase; |
79072805 LW |
2099 | |
2100 | if (MAXARG < 3) | |
2101 | offset = 0; | |
2102 | else | |
2103 | offset = POPi - arybase; | |
2104 | little = POPs; | |
2105 | big = POPs; | |
463ee0b2 | 2106 | tmps = SvPV(big, biglen); |
7e2040f0 | 2107 | if (offset > 0 && DO_UTF8(big)) |
a0ed51b3 | 2108 | sv_pos_u2b(big, &offset, 0); |
79072805 LW |
2109 | if (offset < 0) |
2110 | offset = 0; | |
93a17b20 LW |
2111 | else if (offset > biglen) |
2112 | offset = biglen; | |
79072805 | 2113 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
411d5715 | 2114 | (unsigned char*)tmps + biglen, little, 0))) |
a0ed51b3 | 2115 | retval = -1; |
79072805 | 2116 | else |
a0ed51b3 | 2117 | retval = tmps2 - tmps; |
7e2040f0 | 2118 | if (retval > 0 && DO_UTF8(big)) |
a0ed51b3 LW |
2119 | sv_pos_b2u(big, &retval); |
2120 | PUSHi(retval + arybase); | |
79072805 LW |
2121 | RETURN; |
2122 | } | |
2123 | ||
2124 | PP(pp_rindex) | |
2125 | { | |
4e35701f | 2126 | djSP; dTARGET; |
79072805 LW |
2127 | SV *big; |
2128 | SV *little; | |
463ee0b2 LW |
2129 | STRLEN blen; |
2130 | STRLEN llen; | |
79072805 LW |
2131 | I32 offset; |
2132 | I32 retval; | |
2133 | char *tmps; | |
2134 | char *tmps2; | |
3280af22 | 2135 | I32 arybase = PL_curcop->cop_arybase; |
79072805 | 2136 | |
a0d0e21e | 2137 | if (MAXARG >= 3) |
a0ed51b3 | 2138 | offset = POPi; |
79072805 LW |
2139 | little = POPs; |
2140 | big = POPs; | |
463ee0b2 LW |
2141 | tmps2 = SvPV(little, llen); |
2142 | tmps = SvPV(big, blen); | |
79072805 | 2143 | if (MAXARG < 3) |
463ee0b2 | 2144 | offset = blen; |
a0ed51b3 | 2145 | else { |
7e2040f0 | 2146 | if (offset > 0 && DO_UTF8(big)) |
a0ed51b3 LW |
2147 | sv_pos_u2b(big, &offset, 0); |
2148 | offset = offset - arybase + llen; | |
2149 | } | |
79072805 LW |
2150 | if (offset < 0) |
2151 | offset = 0; | |
463ee0b2 LW |
2152 | else if (offset > blen) |
2153 | offset = blen; | |
79072805 | 2154 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 2155 | tmps2, tmps2 + llen))) |
a0ed51b3 | 2156 | retval = -1; |
79072805 | 2157 | else |
a0ed51b3 | 2158 | retval = tmps2 - tmps; |
7e2040f0 | 2159 | if (retval > 0 && DO_UTF8(big)) |
a0ed51b3 LW |
2160 | sv_pos_b2u(big, &retval); |
2161 | PUSHi(retval + arybase); | |
79072805 LW |
2162 | RETURN; |
2163 | } | |
2164 | ||
2165 | PP(pp_sprintf) | |
2166 | { | |
4e35701f | 2167 | djSP; dMARK; dORIGMARK; dTARGET; |
79072805 | 2168 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 2169 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
2170 | SP = ORIGMARK; |
2171 | PUSHTARG; | |
2172 | RETURN; | |
2173 | } | |
2174 | ||
79072805 LW |
2175 | PP(pp_ord) |
2176 | { | |
4e35701f | 2177 | djSP; dTARGET; |
bdeef251 | 2178 | UV value; |
2d8e6c8d | 2179 | STRLEN n_a; |
7e2040f0 GS |
2180 | SV *tmpsv = POPs; |
2181 | U8 *tmps = (U8*)SvPVx(tmpsv,n_a); | |
a0ed51b3 | 2182 | I32 retlen; |
79072805 | 2183 | |
7e2040f0 | 2184 | if ((*tmps & 0x80) && DO_UTF8(tmpsv)) |
bdeef251 | 2185 | value = utf8_to_uv(tmps, &retlen); |
a0ed51b3 | 2186 | else |
bdeef251 GA |
2187 | value = (UV)(*tmps & 255); |
2188 | XPUSHu(value); | |
79072805 LW |
2189 | RETURN; |
2190 | } | |
2191 | ||
463ee0b2 LW |
2192 | PP(pp_chr) |
2193 | { | |
4e35701f | 2194 | djSP; dTARGET; |
463ee0b2 | 2195 | char *tmps; |
3b9be786 | 2196 | U32 value = POPu; |
463ee0b2 | 2197 | |
748a9306 | 2198 | (void)SvUPGRADE(TARG,SVt_PV); |
a0ed51b3 | 2199 | |
3969a896 | 2200 | if (value > 255 && !IN_BYTE) { |
aa6ffa16 | 2201 | SvGROW(TARG, UTF8_MAXLEN+1); |
a0ed51b3 | 2202 | tmps = SvPVX(TARG); |
dfe13c55 | 2203 | tmps = (char*)uv_to_utf8((U8*)tmps, (UV)value); |
a0ed51b3 LW |
2204 | SvCUR_set(TARG, tmps - SvPVX(TARG)); |
2205 | *tmps = '\0'; | |
2206 | (void)SvPOK_only(TARG); | |
aa6ffa16 | 2207 | SvUTF8_on(TARG); |
a0ed51b3 LW |
2208 | XPUSHs(TARG); |
2209 | RETURN; | |
2210 | } | |
2211 | ||
748a9306 | 2212 | SvGROW(TARG,2); |
463ee0b2 LW |
2213 | SvCUR_set(TARG, 1); |
2214 | tmps = SvPVX(TARG); | |
a0ed51b3 | 2215 | *tmps++ = value; |
748a9306 | 2216 | *tmps = '\0'; |
3969a896 | 2217 | SvUTF8_off(TARG); /* decontaminate */ |
a0d0e21e | 2218 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
2219 | XPUSHs(TARG); |
2220 | RETURN; | |
2221 | } | |
2222 | ||
79072805 LW |
2223 | PP(pp_crypt) |
2224 | { | |
4e35701f | 2225 | djSP; dTARGET; dPOPTOPssrl; |
2d8e6c8d | 2226 | STRLEN n_a; |
79072805 | 2227 | #ifdef HAS_CRYPT |
2d8e6c8d | 2228 | char *tmps = SvPV(left, n_a); |
79072805 | 2229 | #ifdef FCRYPT |
2d8e6c8d | 2230 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, n_a))); |
79072805 | 2231 | #else |
2d8e6c8d | 2232 | sv_setpv(TARG, PerlProc_crypt(tmps, SvPV(right, n_a))); |
79072805 LW |
2233 | #endif |
2234 | #else | |
cea2e8a9 | 2235 | DIE(aTHX_ |
79072805 LW |
2236 | "The crypt() function is unimplemented due to excessive paranoia."); |
2237 | #endif | |
2238 | SETs(TARG); | |
2239 | RETURN; | |
2240 | } | |
2241 | ||
2242 | PP(pp_ucfirst) | |
2243 | { | |
4e35701f | 2244 | djSP; |
79072805 | 2245 | SV *sv = TOPs; |
a0ed51b3 LW |
2246 | register U8 *s; |
2247 | STRLEN slen; | |
2248 | ||
7e2040f0 | 2249 | if (DO_UTF8(sv) && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 | 2250 | I32 ulen; |
806e7201 | 2251 | U8 tmpbuf[UTF8_MAXLEN]; |
a0ed51b3 LW |
2252 | U8 *tend; |
2253 | UV uv = utf8_to_uv(s, &ulen); | |
2254 | ||
2255 | if (PL_op->op_private & OPpLOCALE) { | |
2256 | TAINT; | |
2257 | SvTAINTED_on(sv); | |
2258 | uv = toTITLE_LC_uni(uv); | |
2259 | } | |
2260 | else | |
2261 | uv = toTITLE_utf8(s); | |
2262 | ||
2263 | tend = uv_to_utf8(tmpbuf, uv); | |
2264 | ||
014822e4 | 2265 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen || SvREADONLY(sv)) { |
a0ed51b3 | 2266 | dTARGET; |
dfe13c55 GS |
2267 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2268 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
7e2040f0 | 2269 | SvUTF8_on(TARG); |
a0ed51b3 LW |
2270 | SETs(TARG); |
2271 | } | |
2272 | else { | |
dfe13c55 | 2273 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2274 | Copy(tmpbuf, s, ulen, U8); |
2275 | } | |
a0ed51b3 | 2276 | } |
626727d5 | 2277 | else { |
014822e4 | 2278 | if (!SvPADTMP(sv) || SvREADONLY(sv)) { |
31351b04 | 2279 | dTARGET; |
7e2040f0 | 2280 | SvUTF8_off(TARG); /* decontaminate */ |
31351b04 JS |
2281 | sv_setsv(TARG, sv); |
2282 | sv = TARG; | |
2283 | SETs(sv); | |
2284 | } | |
2285 | s = (U8*)SvPV_force(sv, slen); | |
2286 | if (*s) { | |
2287 | if (PL_op->op_private & OPpLOCALE) { | |
2288 | TAINT; | |
2289 | SvTAINTED_on(sv); | |
2290 | *s = toUPPER_LC(*s); | |
2291 | } | |
2292 | else | |
2293 | *s = toUPPER(*s); | |
bbce6d69 | 2294 | } |
bbce6d69 | 2295 | } |
31351b04 JS |
2296 | if (SvSMAGICAL(sv)) |
2297 | mg_set(sv); | |
79072805 LW |
2298 | RETURN; |
2299 | } | |
2300 | ||
2301 | PP(pp_lcfirst) | |
2302 | { | |
4e35701f | 2303 | djSP; |
79072805 | 2304 | SV *sv = TOPs; |
a0ed51b3 LW |
2305 | register U8 *s; |
2306 | STRLEN slen; | |
2307 | ||
7e2040f0 | 2308 | if (DO_UTF8(sv) && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 | 2309 | I32 ulen; |
806e7201 | 2310 | U8 tmpbuf[UTF8_MAXLEN]; |
a0ed51b3 LW |
2311 | U8 *tend; |
2312 | UV uv = utf8_to_uv(s, &ulen); | |
2313 | ||
2314 | if (PL_op->op_private & OPpLOCALE) { | |
2315 | TAINT; | |
2316 | SvTAINTED_on(sv); | |
2317 | uv = toLOWER_LC_uni(uv); | |
2318 | } | |
2319 | else | |
2320 | uv = toLOWER_utf8(s); | |
2321 | ||
2322 | tend = uv_to_utf8(tmpbuf, uv); | |
2323 | ||
014822e4 | 2324 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen || SvREADONLY(sv)) { |
a0ed51b3 | 2325 | dTARGET; |
dfe13c55 GS |
2326 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2327 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
7e2040f0 | 2328 | SvUTF8_on(TARG); |
a0ed51b3 LW |
2329 | SETs(TARG); |
2330 | } | |
2331 | else { | |
dfe13c55 | 2332 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2333 | Copy(tmpbuf, s, ulen, U8); |
2334 | } | |
a0ed51b3 | 2335 | } |
626727d5 | 2336 | else { |
014822e4 | 2337 | if (!SvPADTMP(sv) || SvREADONLY(sv)) { |
31351b04 | 2338 | dTARGET; |
7e2040f0 | 2339 | SvUTF8_off(TARG); /* decontaminate */ |
31351b04 JS |
2340 | sv_setsv(TARG, sv); |
2341 | sv = TARG; | |
2342 | SETs(sv); | |
2343 | } | |
2344 | s = (U8*)SvPV_force(sv, slen); | |
2345 | if (*s) { | |
2346 | if (PL_op->op_private & OPpLOCALE) { | |
2347 | TAINT; | |
2348 | SvTAINTED_on(sv); | |
2349 | *s = toLOWER_LC(*s); | |
2350 | } | |
2351 | else | |
2352 | *s = toLOWER(*s); | |
bbce6d69 | 2353 | } |
bbce6d69 | 2354 | } |
31351b04 JS |
2355 | if (SvSMAGICAL(sv)) |
2356 | mg_set(sv); | |
79072805 LW |
2357 | RETURN; |
2358 | } | |
2359 | ||
2360 | PP(pp_uc) | |
2361 | { | |
4e35701f | 2362 | djSP; |
79072805 | 2363 | SV *sv = TOPs; |
a0ed51b3 | 2364 | register U8 *s; |
463ee0b2 | 2365 | STRLEN len; |
79072805 | 2366 | |
7e2040f0 | 2367 | if (DO_UTF8(sv)) { |
a0ed51b3 LW |
2368 | dTARGET; |
2369 | I32 ulen; | |
2370 | register U8 *d; | |
2371 | U8 *send; | |
2372 | ||
dfe13c55 | 2373 | s = (U8*)SvPV(sv,len); |
a5a20234 | 2374 | if (!len) { |
7e2040f0 | 2375 | SvUTF8_off(TARG); /* decontaminate */ |
a5a20234 LW |
2376 | sv_setpvn(TARG, "", 0); |
2377 | SETs(TARG); | |
a0ed51b3 LW |
2378 | } |
2379 | else { | |
31351b04 JS |
2380 | (void)SvUPGRADE(TARG, SVt_PV); |
2381 | SvGROW(TARG, (len * 2) + 1); | |
2382 | (void)SvPOK_only(TARG); | |
2383 | d = (U8*)SvPVX(TARG); | |
2384 | send = s + len; | |
2385 | if (PL_op->op_private & OPpLOCALE) { | |
2386 | TAINT; | |
2387 | SvTAINTED_on(TARG); | |
2388 | while (s < send) { | |
2389 | d = uv_to_utf8(d, toUPPER_LC_uni( utf8_to_uv(s, &ulen))); | |
2390 | s += ulen; | |
2391 | } | |
a0ed51b3 | 2392 | } |
31351b04 JS |
2393 | else { |
2394 | while (s < send) { | |
2395 | d = uv_to_utf8(d, toUPPER_utf8( s )); | |
2396 | s += UTF8SKIP(s); | |
2397 | } | |
a0ed51b3 | 2398 | } |
31351b04 | 2399 | *d = '\0'; |
7e2040f0 | 2400 | SvUTF8_on(TARG); |
31351b04 JS |
2401 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); |
2402 | SETs(TARG); | |
a0ed51b3 | 2403 | } |
a0ed51b3 | 2404 | } |
626727d5 | 2405 | else { |
014822e4 | 2406 | if (!SvPADTMP(sv) || SvREADONLY(sv)) { |
31351b04 | 2407 | dTARGET; |
7e2040f0 | 2408 | SvUTF8_off(TARG); /* decontaminate */ |
31351b04 JS |
2409 | sv_setsv(TARG, sv); |
2410 | sv = TARG; | |
2411 | SETs(sv); | |
2412 | } | |
2413 | s = (U8*)SvPV_force(sv, len); | |
2414 | if (len) { | |
2415 | register U8 *send = s + len; | |
2416 | ||
2417 | if (PL_op->op_private & OPpLOCALE) { | |
2418 | TAINT; | |
2419 | SvTAINTED_on(sv); | |
2420 | for (; s < send; s++) | |
2421 | *s = toUPPER_LC(*s); | |
2422 | } | |
2423 | else { | |
2424 | for (; s < send; s++) | |
2425 | *s = toUPPER(*s); | |
2426 | } | |
bbce6d69 | 2427 | } |
79072805 | 2428 | } |
31351b04 JS |
2429 | if (SvSMAGICAL(sv)) |
2430 | mg_set(sv); | |
79072805 LW |
2431 | RETURN; |
2432 | } | |
2433 | ||
2434 | PP(pp_lc) | |
2435 | { | |
4e35701f | 2436 | djSP; |
79072805 | 2437 | SV *sv = TOPs; |
a0ed51b3 | 2438 | register U8 *s; |
463ee0b2 | 2439 | STRLEN len; |
79072805 | 2440 | |
7e2040f0 | 2441 | if (DO_UTF8(sv)) { |
a0ed51b3 LW |
2442 | dTARGET; |
2443 | I32 ulen; | |
2444 | register U8 *d; | |
2445 | U8 *send; | |
2446 | ||
dfe13c55 | 2447 | s = (U8*)SvPV(sv,len); |
a5a20234 | 2448 | if (!len) { |
7e2040f0 | 2449 | SvUTF8_off(TARG); /* decontaminate */ |
a5a20234 LW |
2450 | sv_setpvn(TARG, "", 0); |
2451 | SETs(TARG); | |
a0ed51b3 LW |
2452 | } |
2453 | else { | |
31351b04 JS |
2454 | (void)SvUPGRADE(TARG, SVt_PV); |
2455 | SvGROW(TARG, (len * 2) + 1); | |
2456 | (void)SvPOK_only(TARG); | |
2457 | d = (U8*)SvPVX(TARG); | |
2458 | send = s + len; | |
2459 | if (PL_op->op_private & OPpLOCALE) { | |
2460 | TAINT; | |
2461 | SvTAINTED_on(TARG); | |
2462 | while (s < send) { | |
2463 | d = uv_to_utf8(d, toLOWER_LC_uni( utf8_to_uv(s, &ulen))); | |
2464 | s += ulen; | |
2465 | } | |
a0ed51b3 | 2466 | } |
31351b04 JS |
2467 | else { |
2468 | while (s < send) { | |
2469 | d = uv_to_utf8(d, toLOWER_utf8(s)); | |
2470 | s += UTF8SKIP(s); | |
2471 | } | |
a0ed51b3 | 2472 | } |
31351b04 | 2473 | *d = '\0'; |
7e2040f0 | 2474 | SvUTF8_on(TARG); |
31351b04 JS |
2475 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); |
2476 | SETs(TARG); | |
a0ed51b3 | 2477 | } |
79072805 | 2478 | } |
626727d5 | 2479 | else { |
014822e4 | 2480 | if (!SvPADTMP(sv) || SvREADONLY(sv)) { |
31351b04 | 2481 | dTARGET; |
7e2040f0 | 2482 | SvUTF8_off(TARG); /* decontaminate */ |
31351b04 JS |
2483 | sv_setsv(TARG, sv); |
2484 | sv = TARG; | |
2485 | SETs(sv); | |
a0ed51b3 | 2486 | } |
bbce6d69 | 2487 | |
31351b04 JS |
2488 | s = (U8*)SvPV_force(sv, len); |
2489 | if (len) { | |
2490 | register U8 *send = s + len; | |
bbce6d69 | 2491 | |
31351b04 JS |
2492 | if (PL_op->op_private & OPpLOCALE) { |
2493 | TAINT; | |
2494 | SvTAINTED_on(sv); | |
2495 | for (; s < send; s++) | |
2496 | *s = toLOWER_LC(*s); | |
2497 | } | |
2498 | else { | |
2499 | for (; s < send; s++) | |
2500 | *s = toLOWER(*s); | |
2501 | } | |
bbce6d69 | 2502 | } |
79072805 | 2503 | } |
31351b04 JS |
2504 | if (SvSMAGICAL(sv)) |
2505 | mg_set(sv); | |
79072805 LW |
2506 | RETURN; |
2507 | } | |
2508 | ||
a0d0e21e | 2509 | PP(pp_quotemeta) |
79072805 | 2510 | { |
4e35701f | 2511 | djSP; dTARGET; |
a0d0e21e LW |
2512 | SV *sv = TOPs; |
2513 | STRLEN len; | |
2514 | register char *s = SvPV(sv,len); | |
2515 | register char *d; | |
79072805 | 2516 | |
7e2040f0 | 2517 | SvUTF8_off(TARG); /* decontaminate */ |
a0d0e21e LW |
2518 | if (len) { |
2519 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 2520 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e | 2521 | d = SvPVX(TARG); |
7e2040f0 | 2522 | if (DO_UTF8(sv)) { |
0dd2cdef LW |
2523 | while (len) { |
2524 | if (*s & 0x80) { | |
2525 | STRLEN ulen = UTF8SKIP(s); | |
2526 | if (ulen > len) | |
2527 | ulen = len; | |
2528 | len -= ulen; | |
2529 | while (ulen--) | |
2530 | *d++ = *s++; | |
2531 | } | |
2532 | else { | |
2533 | if (!isALNUM(*s)) | |
2534 | *d++ = '\\'; | |
2535 | *d++ = *s++; | |
2536 | len--; | |
2537 | } | |
2538 | } | |
7e2040f0 | 2539 | SvUTF8_on(TARG); |
0dd2cdef LW |
2540 | } |
2541 | else { | |
2542 | while (len--) { | |
2543 | if (!isALNUM(*s)) | |
2544 | *d++ = '\\'; | |
2545 | *d++ = *s++; | |
2546 | } | |
79072805 | 2547 | } |
a0d0e21e LW |
2548 | *d = '\0'; |
2549 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
2550 | (void)SvPOK_only(TARG); | |
79072805 | 2551 | } |
a0d0e21e LW |
2552 | else |
2553 | sv_setpvn(TARG, s, len); | |
2554 | SETs(TARG); | |
31351b04 JS |
2555 | if (SvSMAGICAL(TARG)) |
2556 | mg_set(TARG); | |
79072805 LW |
2557 | RETURN; |
2558 | } | |
2559 | ||
a0d0e21e | 2560 | /* Arrays. */ |
79072805 | 2561 | |
a0d0e21e | 2562 | PP(pp_aslice) |
79072805 | 2563 | { |
4e35701f | 2564 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2565 | register SV** svp; |
2566 | register AV* av = (AV*)POPs; | |
533c011a | 2567 | register I32 lval = PL_op->op_flags & OPf_MOD; |
3280af22 | 2568 | I32 arybase = PL_curcop->cop_arybase; |
748a9306 | 2569 | I32 elem; |
79072805 | 2570 | |
a0d0e21e | 2571 | if (SvTYPE(av) == SVt_PVAV) { |
533c011a | 2572 | if (lval && PL_op->op_private & OPpLVAL_INTRO) { |
748a9306 | 2573 | I32 max = -1; |
924508f0 | 2574 | for (svp = MARK + 1; svp <= SP; svp++) { |
748a9306 LW |
2575 | elem = SvIVx(*svp); |
2576 | if (elem > max) | |
2577 | max = elem; | |
2578 | } | |
2579 | if (max > AvMAX(av)) | |
2580 | av_extend(av, max); | |
2581 | } | |
a0d0e21e | 2582 | while (++MARK <= SP) { |
748a9306 | 2583 | elem = SvIVx(*MARK); |
a0d0e21e | 2584 | |
748a9306 LW |
2585 | if (elem > 0) |
2586 | elem -= arybase; | |
a0d0e21e LW |
2587 | svp = av_fetch(av, elem, lval); |
2588 | if (lval) { | |
3280af22 | 2589 | if (!svp || *svp == &PL_sv_undef) |
cea2e8a9 | 2590 | DIE(aTHX_ PL_no_aelem, elem); |
533c011a | 2591 | if (PL_op->op_private & OPpLVAL_INTRO) |
161b7d16 | 2592 | save_aelem(av, elem, svp); |
79072805 | 2593 | } |
3280af22 | 2594 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2595 | } |
2596 | } | |
748a9306 | 2597 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
2598 | MARK = ORIGMARK; |
2599 | *++MARK = *SP; | |
2600 | SP = MARK; | |
2601 | } | |
79072805 LW |
2602 | RETURN; |
2603 | } | |
2604 | ||
2605 | /* Associative arrays. */ | |
2606 | ||
2607 | PP(pp_each) | |
2608 | { | |
59af0135 | 2609 | djSP; |
79072805 | 2610 | HV *hash = (HV*)POPs; |
c07a80fd | 2611 | HE *entry; |
54310121 | 2612 | I32 gimme = GIMME_V; |
c750a3ec | 2613 | I32 realhv = (SvTYPE(hash) == SVt_PVHV); |
8ec5e241 | 2614 | |
c07a80fd | 2615 | PUTBACK; |
c750a3ec MB |
2616 | /* might clobber stack_sp */ |
2617 | entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash); | |
c07a80fd | 2618 | SPAGAIN; |
79072805 | 2619 | |
79072805 LW |
2620 | EXTEND(SP, 2); |
2621 | if (entry) { | |
54310121 | 2622 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
2623 | if (gimme == G_ARRAY) { | |
59af0135 | 2624 | SV *val; |
c07a80fd | 2625 | PUTBACK; |
c750a3ec | 2626 | /* might clobber stack_sp */ |
59af0135 GS |
2627 | val = realhv ? |
2628 | hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry); | |
c07a80fd | 2629 | SPAGAIN; |
59af0135 | 2630 | PUSHs(val); |
79072805 | 2631 | } |
79072805 | 2632 | } |
54310121 | 2633 | else if (gimme == G_SCALAR) |
79072805 LW |
2634 | RETPUSHUNDEF; |
2635 | ||
2636 | RETURN; | |
2637 | } | |
2638 | ||
2639 | PP(pp_values) | |
2640 | { | |
cea2e8a9 | 2641 | return do_kv(); |
79072805 LW |
2642 | } |
2643 | ||
2644 | PP(pp_keys) | |
2645 | { | |
cea2e8a9 | 2646 | return do_kv(); |
79072805 LW |
2647 | } |
2648 | ||
2649 | PP(pp_delete) | |
2650 | { | |
4e35701f | 2651 | djSP; |
54310121 | 2652 | I32 gimme = GIMME_V; |
2653 | I32 discard = (gimme == G_VOID) ? G_DISCARD : 0; | |
79072805 | 2654 | SV *sv; |
5f05dabc | 2655 | HV *hv; |
2656 | ||
533c011a | 2657 | if (PL_op->op_private & OPpSLICE) { |
5f05dabc | 2658 | dMARK; dORIGMARK; |
97fcbf96 | 2659 | U32 hvtype; |
5f05dabc | 2660 | hv = (HV*)POPs; |
97fcbf96 | 2661 | hvtype = SvTYPE(hv); |
01020589 GS |
2662 | if (hvtype == SVt_PVHV) { /* hash element */ |
2663 | while (++MARK <= SP) { | |
ae77835f | 2664 | sv = hv_delete_ent(hv, *MARK, discard, 0); |
01020589 GS |
2665 | *MARK = sv ? sv : &PL_sv_undef; |
2666 | } | |
5f05dabc | 2667 | } |
01020589 GS |
2668 | else if (hvtype == SVt_PVAV) { |
2669 | if (PL_op->op_flags & OPf_SPECIAL) { /* array element */ | |
2670 | while (++MARK <= SP) { | |
2671 | sv = av_delete((AV*)hv, SvIV(*MARK), discard); | |
2672 | *MARK = sv ? sv : &PL_sv_undef; | |
2673 | } | |
2674 | } | |
2675 | else { /* pseudo-hash element */ | |
2676 | while (++MARK <= SP) { | |
2677 | sv = avhv_delete_ent((AV*)hv, *MARK, discard, 0); | |
2678 | *MARK = sv ? sv : &PL_sv_undef; | |
2679 | } | |
2680 | } | |
2681 | } | |
2682 | else | |
2683 | DIE(aTHX_ "Not a HASH reference"); | |
54310121 | 2684 | if (discard) |
2685 | SP = ORIGMARK; | |
2686 | else if (gimme == G_SCALAR) { | |
5f05dabc | 2687 | MARK = ORIGMARK; |
2688 | *++MARK = *SP; | |
2689 | SP = MARK; | |
2690 | } | |
2691 | } | |
2692 | else { | |
2693 | SV *keysv = POPs; | |
2694 | hv = (HV*)POPs; | |
97fcbf96 MB |
2695 | if (SvTYPE(hv) == SVt_PVHV) |
2696 | sv = hv_delete_ent(hv, keysv, discard, 0); | |
01020589 GS |
2697 | else if (SvTYPE(hv) == SVt_PVAV) { |
2698 | if (PL_op->op_flags & OPf_SPECIAL) | |
2699 | sv = av_delete((AV*)hv, SvIV(keysv), discard); | |
2700 | else | |
2701 | sv = avhv_delete_ent((AV*)hv, keysv, discard, 0); | |
2702 | } | |
97fcbf96 | 2703 | else |
cea2e8a9 | 2704 | DIE(aTHX_ "Not a HASH reference"); |
5f05dabc | 2705 | if (!sv) |
3280af22 | 2706 | sv = &PL_sv_undef; |
54310121 | 2707 | if (!discard) |
2708 | PUSHs(sv); | |
79072805 | 2709 | } |
79072805 LW |
2710 | RETURN; |
2711 | } | |
2712 | ||
a0d0e21e | 2713 | PP(pp_exists) |
79072805 | 2714 | { |
4e35701f | 2715 | djSP; |
afebc493 GS |
2716 | SV *tmpsv; |
2717 | HV *hv; | |
2718 | ||
2719 | if (PL_op->op_private & OPpEXISTS_SUB) { | |
2720 | GV *gv; | |
2721 | CV *cv; | |
2722 | SV *sv = POPs; | |
2723 | cv = sv_2cv(sv, &hv, &gv, FALSE); | |
2724 | if (cv) | |
2725 | RETPUSHYES; | |
2726 | if (gv && isGV(gv) && GvCV(gv) && !GvCVGEN(gv)) | |
2727 | RETPUSHYES; | |
2728 | RETPUSHNO; | |
2729 | } | |
2730 | tmpsv = POPs; | |
2731 | hv = (HV*)POPs; | |
c750a3ec | 2732 | if (SvTYPE(hv) == SVt_PVHV) { |
ae77835f | 2733 | if (hv_exists_ent(hv, tmpsv, 0)) |
c750a3ec | 2734 | RETPUSHYES; |
ef54e1a4 JH |
2735 | } |
2736 | else if (SvTYPE(hv) == SVt_PVAV) { | |
01020589 GS |
2737 | if (PL_op->op_flags & OPf_SPECIAL) { /* array element */ |
2738 | if (av_exists((AV*)hv, SvIV(tmpsv))) | |
2739 | RETPUSHYES; | |
2740 | } | |
2741 | else if (avhv_exists_ent((AV*)hv, tmpsv, 0)) /* pseudo-hash element */ | |
c750a3ec | 2742 | RETPUSHYES; |
ef54e1a4 JH |
2743 | } |
2744 | else { | |
cea2e8a9 | 2745 | DIE(aTHX_ "Not a HASH reference"); |
a0d0e21e | 2746 | } |
a0d0e21e LW |
2747 | RETPUSHNO; |
2748 | } | |
79072805 | 2749 | |
a0d0e21e LW |
2750 | PP(pp_hslice) |
2751 | { | |
4e35701f | 2752 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2753 | register HV *hv = (HV*)POPs; |
533c011a | 2754 | register I32 lval = PL_op->op_flags & OPf_MOD; |
c750a3ec | 2755 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
79072805 | 2756 | |
0ebe0038 | 2757 | if (!realhv && PL_op->op_private & OPpLVAL_INTRO) |
cea2e8a9 | 2758 | DIE(aTHX_ "Can't localize pseudo-hash element"); |
0ebe0038 | 2759 | |
c750a3ec | 2760 | if (realhv || SvTYPE(hv) == SVt_PVAV) { |
a0d0e21e | 2761 | while (++MARK <= SP) { |
f12c7020 | 2762 | SV *keysv = *MARK; |
ae77835f MB |
2763 | SV **svp; |
2764 | if (realhv) { | |
800e9ae0 | 2765 | HE *he = hv_fetch_ent(hv, keysv, lval, 0); |
ae77835f | 2766 | svp = he ? &HeVAL(he) : 0; |
ef54e1a4 JH |
2767 | } |
2768 | else { | |
97fcbf96 | 2769 | svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0); |
ae77835f | 2770 | } |
a0d0e21e | 2771 | if (lval) { |
2d8e6c8d GS |
2772 | if (!svp || *svp == &PL_sv_undef) { |
2773 | STRLEN n_a; | |
cea2e8a9 | 2774 | DIE(aTHX_ PL_no_helem, SvPV(keysv, n_a)); |
2d8e6c8d | 2775 | } |
533c011a | 2776 | if (PL_op->op_private & OPpLVAL_INTRO) |
800e9ae0 | 2777 | save_helem(hv, keysv, svp); |
93a17b20 | 2778 | } |
3280af22 | 2779 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2780 | } |
2781 | } | |
a0d0e21e LW |
2782 | if (GIMME != G_ARRAY) { |
2783 | MARK = ORIGMARK; | |
2784 | *++MARK = *SP; | |
2785 | SP = MARK; | |
79072805 | 2786 | } |
a0d0e21e LW |
2787 | RETURN; |
2788 | } | |
2789 | ||
2790 | /* List operators. */ | |
2791 | ||
2792 | PP(pp_list) | |
2793 | { | |
4e35701f | 2794 | djSP; dMARK; |
a0d0e21e LW |
2795 | if (GIMME != G_ARRAY) { |
2796 | if (++MARK <= SP) | |
2797 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2798 | else |
3280af22 | 2799 | *MARK = &PL_sv_undef; |
a0d0e21e | 2800 | SP = MARK; |
79072805 | 2801 | } |
a0d0e21e | 2802 | RETURN; |
79072805 LW |
2803 | } |
2804 | ||
a0d0e21e | 2805 | PP(pp_lslice) |
79072805 | 2806 | { |
4e35701f | 2807 | djSP; |
3280af22 NIS |
2808 | SV **lastrelem = PL_stack_sp; |
2809 | SV **lastlelem = PL_stack_base + POPMARK; | |
2810 | SV **firstlelem = PL_stack_base + POPMARK + 1; | |
a0d0e21e | 2811 | register SV **firstrelem = lastlelem + 1; |
3280af22 | 2812 | I32 arybase = PL_curcop->cop_arybase; |
533c011a | 2813 | I32 lval = PL_op->op_flags & OPf_MOD; |
4633a7c4 | 2814 | I32 is_something_there = lval; |
79072805 | 2815 | |
a0d0e21e LW |
2816 | register I32 max = lastrelem - lastlelem; |
2817 | register SV **lelem; | |
2818 | register I32 ix; | |
2819 | ||
2820 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2821 | ix = SvIVx(*lastlelem); |
2822 | if (ix < 0) | |
2823 | ix += max; | |
2824 | else | |
2825 | ix -= arybase; | |
a0d0e21e | 2826 | if (ix < 0 || ix >= max) |
3280af22 | 2827 | *firstlelem = &PL_sv_undef; |
a0d0e21e LW |
2828 | else |
2829 | *firstlelem = firstrelem[ix]; | |
2830 | SP = firstlelem; | |
2831 | RETURN; | |
2832 | } | |
2833 | ||
2834 | if (max == 0) { | |
2835 | SP = firstlelem - 1; | |
2836 | RETURN; | |
2837 | } | |
2838 | ||
2839 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2840 | ix = SvIVx(*lelem); |
c73bf8e3 | 2841 | if (ix < 0) |
a0d0e21e | 2842 | ix += max; |
c73bf8e3 | 2843 | else |
748a9306 | 2844 | ix -= arybase; |
c73bf8e3 HS |
2845 | if (ix < 0 || ix >= max) |
2846 | *lelem = &PL_sv_undef; | |
2847 | else { | |
2848 | is_something_there = TRUE; | |
2849 | if (!(*lelem = firstrelem[ix])) | |
3280af22 | 2850 | *lelem = &PL_sv_undef; |
748a9306 | 2851 | } |
79072805 | 2852 | } |
4633a7c4 LW |
2853 | if (is_something_there) |
2854 | SP = lastlelem; | |
2855 | else | |
2856 | SP = firstlelem - 1; | |
79072805 LW |
2857 | RETURN; |
2858 | } | |
2859 | ||
a0d0e21e LW |
2860 | PP(pp_anonlist) |
2861 | { | |
4e35701f | 2862 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2863 | I32 items = SP - MARK; |
44a8e56a | 2864 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2865 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2866 | XPUSHs(av); | |
a0d0e21e LW |
2867 | RETURN; |
2868 | } | |
2869 | ||
2870 | PP(pp_anonhash) | |
79072805 | 2871 | { |
4e35701f | 2872 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2873 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2874 | ||
2875 | while (MARK < SP) { | |
2876 | SV* key = *++MARK; | |
a0d0e21e LW |
2877 | SV *val = NEWSV(46, 0); |
2878 | if (MARK < SP) | |
2879 | sv_setsv(val, *++MARK); | |
e476b1b5 GS |
2880 | else if (ckWARN(WARN_MISC)) |
2881 | Perl_warner(aTHX_ WARN_MISC, "Odd number of elements in hash assignment"); | |
f12c7020 | 2882 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2883 | } |
a0d0e21e LW |
2884 | SP = ORIGMARK; |
2885 | XPUSHs((SV*)hv); | |
79072805 LW |
2886 | RETURN; |
2887 | } | |
2888 | ||
a0d0e21e | 2889 | PP(pp_splice) |
79072805 | 2890 | { |
4e35701f | 2891 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2892 | register AV *ary = (AV*)*++MARK; |
2893 | register SV **src; | |
2894 | register SV **dst; | |
2895 | register I32 i; | |
2896 | register I32 offset; | |
2897 | register I32 length; | |
2898 | I32 newlen; | |
2899 | I32 after; | |
2900 | I32 diff; | |
2901 | SV **tmparyval = 0; | |
93965878 NIS |
2902 | MAGIC *mg; |
2903 | ||
155aba94 | 2904 | if ((mg = SvTIED_mg((SV*)ary, 'P'))) { |
33c27489 | 2905 | *MARK-- = SvTIED_obj((SV*)ary, mg); |
93965878 | 2906 | PUSHMARK(MARK); |
8ec5e241 | 2907 | PUTBACK; |
a60c0954 | 2908 | ENTER; |
864dbfa3 | 2909 | call_method("SPLICE",GIMME_V); |
a60c0954 | 2910 | LEAVE; |
93965878 NIS |
2911 | SPAGAIN; |
2912 | RETURN; | |
2913 | } | |
79072805 | 2914 | |
a0d0e21e | 2915 | SP++; |
79072805 | 2916 | |
a0d0e21e | 2917 | if (++MARK < SP) { |
84902520 | 2918 | offset = i = SvIVx(*MARK); |
a0d0e21e | 2919 | if (offset < 0) |
93965878 | 2920 | offset += AvFILLp(ary) + 1; |
a0d0e21e | 2921 | else |
3280af22 | 2922 | offset -= PL_curcop->cop_arybase; |
84902520 | 2923 | if (offset < 0) |
cea2e8a9 | 2924 | DIE(aTHX_ PL_no_aelem, i); |
a0d0e21e LW |
2925 | if (++MARK < SP) { |
2926 | length = SvIVx(*MARK++); | |
48cdf507 GA |
2927 | if (length < 0) { |
2928 | length += AvFILLp(ary) - offset + 1; | |
2929 | if (length < 0) | |
2930 | length = 0; | |
2931 | } | |
79072805 LW |
2932 | } |
2933 | else | |
a0d0e21e | 2934 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2935 | } |
a0d0e21e LW |
2936 | else { |
2937 | offset = 0; | |
2938 | length = AvMAX(ary) + 1; | |
2939 | } | |
93965878 NIS |
2940 | if (offset > AvFILLp(ary) + 1) |
2941 | offset = AvFILLp(ary) + 1; | |
2942 | after = AvFILLp(ary) + 1 - (offset + length); | |
a0d0e21e LW |
2943 | if (after < 0) { /* not that much array */ |
2944 | length += after; /* offset+length now in array */ | |
2945 | after = 0; | |
2946 | if (!AvALLOC(ary)) | |
2947 | av_extend(ary, 0); | |
2948 | } | |
2949 | ||
2950 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2951 | ||
2952 | newlen = SP - MARK; | |
2953 | diff = newlen - length; | |
13d7cbc1 GS |
2954 | if (newlen && !AvREAL(ary) && AvREIFY(ary)) |
2955 | av_reify(ary); | |
a0d0e21e LW |
2956 | |
2957 | if (diff < 0) { /* shrinking the area */ | |
2958 | if (newlen) { | |
2959 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2960 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2961 | } |
a0d0e21e LW |
2962 | |
2963 | MARK = ORIGMARK + 1; | |
2964 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2965 | MEXTEND(MARK, length); | |
2966 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2967 | if (AvREAL(ary)) { | |
bbce6d69 | 2968 | EXTEND_MORTAL(length); |
36477c24 | 2969 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 2970 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 2971 | dst++; |
2972 | } | |
a0d0e21e LW |
2973 | } |
2974 | MARK += length - 1; | |
79072805 | 2975 | } |
a0d0e21e LW |
2976 | else { |
2977 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2978 | if (AvREAL(ary)) { | |
d689ffdd | 2979 | sv_2mortal(*MARK); |
a0d0e21e LW |
2980 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2981 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2982 | } |
a0d0e21e | 2983 | } |
93965878 | 2984 | AvFILLp(ary) += diff; |
a0d0e21e LW |
2985 | |
2986 | /* pull up or down? */ | |
2987 | ||
2988 | if (offset < after) { /* easier to pull up */ | |
2989 | if (offset) { /* esp. if nothing to pull */ | |
2990 | src = &AvARRAY(ary)[offset-1]; | |
2991 | dst = src - diff; /* diff is negative */ | |
2992 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2993 | *dst-- = *src--; | |
79072805 | 2994 | } |
a0d0e21e LW |
2995 | dst = AvARRAY(ary); |
2996 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2997 | AvMAX(ary) += diff; | |
2998 | } | |
2999 | else { | |
3000 | if (after) { /* anything to pull down? */ | |
3001 | src = AvARRAY(ary) + offset + length; | |
3002 | dst = src + diff; /* diff is negative */ | |
3003 | Move(src, dst, after, SV*); | |
79072805 | 3004 | } |
93965878 | 3005 | dst = &AvARRAY(ary)[AvFILLp(ary)+1]; |
a0d0e21e LW |
3006 | /* avoid later double free */ |
3007 | } | |
3008 | i = -diff; | |
3009 | while (i) | |
3280af22 | 3010 | dst[--i] = &PL_sv_undef; |
a0d0e21e LW |
3011 | |
3012 | if (newlen) { | |
3013 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
3014 | newlen; newlen--) { | |
3015 | *dst = NEWSV(46, 0); | |
3016 | sv_setsv(*dst++, *src++); | |
79072805 | 3017 | } |
a0d0e21e LW |
3018 | Safefree(tmparyval); |
3019 | } | |
3020 | } | |
3021 | else { /* no, expanding (or same) */ | |
3022 | if (length) { | |
3023 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
3024 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
3025 | } | |
3026 | ||
3027 | if (diff > 0) { /* expanding */ | |
3028 | ||
3029 | /* push up or down? */ | |
3030 | ||
3031 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
3032 | if (offset) { | |
3033 | src = AvARRAY(ary); | |
3034 | dst = src - diff; | |
3035 | Move(src, dst, offset, SV*); | |
79072805 | 3036 | } |
a0d0e21e LW |
3037 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
3038 | AvMAX(ary) += diff; | |
93965878 | 3039 | AvFILLp(ary) += diff; |
79072805 LW |
3040 | } |
3041 | else { | |
93965878 NIS |
3042 | if (AvFILLp(ary) + diff >= AvMAX(ary)) /* oh, well */ |
3043 | av_extend(ary, AvFILLp(ary) + diff); | |
3044 | AvFILLp(ary) += diff; | |
a0d0e21e LW |
3045 | |
3046 | if (after) { | |
93965878 | 3047 | dst = AvARRAY(ary) + AvFILLp(ary); |
a0d0e21e LW |
3048 | src = dst - diff; |
3049 | for (i = after; i; i--) { | |
3050 | *dst-- = *src--; | |
3051 | } | |
79072805 LW |
3052 | } |
3053 | } | |
a0d0e21e LW |
3054 | } |
3055 | ||
3056 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
3057 | *dst = NEWSV(46, 0); | |
3058 | sv_setsv(*dst++, *src++); | |
3059 | } | |
3060 | MARK = ORIGMARK + 1; | |
3061 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
3062 | if (length) { | |
3063 | Copy(tmparyval, MARK, length, SV*); | |
3064 | if (AvREAL(ary)) { | |
bbce6d69 | 3065 | EXTEND_MORTAL(length); |
36477c24 | 3066 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 3067 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 3068 | dst++; |
3069 | } | |
79072805 | 3070 | } |
a0d0e21e | 3071 | Safefree(tmparyval); |
79072805 | 3072 | } |
a0d0e21e LW |
3073 | MARK += length - 1; |
3074 | } | |
3075 | else if (length--) { | |
3076 | *MARK = tmparyval[length]; | |
3077 | if (AvREAL(ary)) { | |
d689ffdd | 3078 | sv_2mortal(*MARK); |
a0d0e21e LW |
3079 | while (length-- > 0) |
3080 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 3081 | } |
a0d0e21e | 3082 | Safefree(tmparyval); |
79072805 | 3083 | } |
a0d0e21e | 3084 | else |
3280af22 | 3085 | *MARK = &PL_sv_undef; |
79072805 | 3086 | } |
a0d0e21e | 3087 | SP = MARK; |
79072805 LW |
3088 | RETURN; |
3089 | } | |
3090 | ||
a0d0e21e | 3091 | PP(pp_push) |
79072805 | 3092 | { |
4e35701f | 3093 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 3094 | register AV *ary = (AV*)*++MARK; |
3280af22 | 3095 | register SV *sv = &PL_sv_undef; |
93965878 | 3096 | MAGIC *mg; |
79072805 | 3097 | |
155aba94 | 3098 | if ((mg = SvTIED_mg((SV*)ary, 'P'))) { |
33c27489 | 3099 | *MARK-- = SvTIED_obj((SV*)ary, mg); |
93965878 NIS |
3100 | PUSHMARK(MARK); |
3101 | PUTBACK; | |
a60c0954 | 3102 | ENTER; |
864dbfa3 | 3103 | call_method("PUSH",G_SCALAR|G_DISCARD); |
a60c0954 | 3104 | LEAVE; |
93965878 | 3105 | SPAGAIN; |
93965878 | 3106 | } |
a60c0954 NIS |
3107 | else { |
3108 | /* Why no pre-extend of ary here ? */ | |
3109 | for (++MARK; MARK <= SP; MARK++) { | |
3110 | sv = NEWSV(51, 0); | |
3111 | if (*MARK) | |
3112 | sv_setsv(sv, *MARK); | |
3113 | av_push(ary, sv); | |
3114 | } | |
79072805 LW |
3115 | } |
3116 | SP = ORIGMARK; | |
a0d0e21e | 3117 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
3118 | RETURN; |
3119 | } | |
3120 | ||
a0d0e21e | 3121 | PP(pp_pop) |
79072805 | 3122 | { |
4e35701f | 3123 | djSP; |
a0d0e21e LW |
3124 | AV *av = (AV*)POPs; |
3125 | SV *sv = av_pop(av); | |
d689ffdd | 3126 | if (AvREAL(av)) |
a0d0e21e LW |
3127 | (void)sv_2mortal(sv); |
3128 | PUSHs(sv); | |
79072805 | 3129 | RETURN; |
79072805 LW |
3130 | } |
3131 | ||
a0d0e21e | 3132 | PP(pp_shift) |
79072805 | 3133 | { |
4e35701f | 3134 | djSP; |
a0d0e21e LW |
3135 | AV *av = (AV*)POPs; |
3136 | SV *sv = av_shift(av); | |
79072805 | 3137 | EXTEND(SP, 1); |
a0d0e21e | 3138 | if (!sv) |
79072805 | 3139 | RETPUSHUNDEF; |
d689ffdd | 3140 | if (AvREAL(av)) |
a0d0e21e LW |
3141 | (void)sv_2mortal(sv); |
3142 | PUSHs(sv); | |
79072805 | 3143 | RETURN; |
79072805 LW |
3144 | } |
3145 | ||
a0d0e21e | 3146 | PP(pp_unshift) |
79072805 | 3147 | { |
4e35701f | 3148 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
3149 | register AV *ary = (AV*)*++MARK; |
3150 | register SV *sv; | |
3151 | register I32 i = 0; | |
93965878 NIS |
3152 | MAGIC *mg; |
3153 | ||
155aba94 | 3154 | if ((mg = SvTIED_mg((SV*)ary, 'P'))) { |
33c27489 | 3155 | *MARK-- = SvTIED_obj((SV*)ary, mg); |
7fd66d9d | 3156 | PUSHMARK(MARK); |
93965878 | 3157 | PUTBACK; |
a60c0954 | 3158 | ENTER; |
864dbfa3 | 3159 | call_method("UNSHIFT",G_SCALAR|G_DISCARD); |
a60c0954 | 3160 | LEAVE; |
93965878 | 3161 | SPAGAIN; |
93965878 | 3162 | } |
a60c0954 NIS |
3163 | else { |
3164 | av_unshift(ary, SP - MARK); | |
3165 | while (MARK < SP) { | |
3166 | sv = NEWSV(27, 0); | |
3167 | sv_setsv(sv, *++MARK); | |
3168 | (void)av_store(ary, i++, sv); | |
3169 | } | |
79072805 | 3170 | } |
a0d0e21e LW |
3171 | SP = ORIGMARK; |
3172 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 3173 | RETURN; |
79072805 LW |
3174 | } |
3175 | ||
a0d0e21e | 3176 | PP(pp_reverse) |
79072805 | 3177 | { |
4e35701f | 3178 | djSP; dMARK; |
a0d0e21e LW |
3179 | register SV *tmp; |
3180 | SV **oldsp = SP; | |
79072805 | 3181 | |
a0d0e21e LW |
3182 | if (GIMME == G_ARRAY) { |
3183 | MARK++; | |
3184 | while (MARK < SP) { | |
3185 | tmp = *MARK; | |
3186 | *MARK++ = *SP; | |
3187 | *SP-- = tmp; | |
3188 | } | |
dd58a1ab | 3189 | /* safe as long as stack cannot get extended in the above */ |
a0d0e21e | 3190 | SP = oldsp; |
79072805 LW |
3191 | } |
3192 | else { | |
a0d0e21e LW |
3193 | register char *up; |
3194 | register char *down; | |
3195 | register I32 tmp; | |
3196 | dTARGET; | |
3197 | STRLEN len; | |
79072805 | 3198 | |
7e2040f0 | 3199 | SvUTF8_off(TARG); /* decontaminate */ |
a0d0e21e | 3200 | if (SP - MARK > 1) |
3280af22 | 3201 | do_join(TARG, &PL_sv_no, MARK, SP); |
a0d0e21e | 3202 | else |
54b9620d | 3203 | sv_setsv(TARG, (SP > MARK) ? *SP : DEFSV); |
a0d0e21e LW |
3204 | up = SvPV_force(TARG, len); |
3205 | if (len > 1) { | |
7e2040f0 | 3206 | if (DO_UTF8(TARG)) { /* first reverse each character */ |
dfe13c55 GS |
3207 | U8* s = (U8*)SvPVX(TARG); |
3208 | U8* send = (U8*)(s + len); | |
a0ed51b3 LW |
3209 | while (s < send) { |
3210 | if (*s < 0x80) { | |
3211 | s++; | |
3212 | continue; | |
3213 | } | |
3214 | else { | |
dfe13c55 | 3215 | up = (char*)s; |
a0ed51b3 | 3216 | s += UTF8SKIP(s); |
dfe13c55 | 3217 | down = (char*)(s - 1); |
f248d071 GS |
3218 | if (s > send || !((*down & 0xc0) == 0x80)) { |
3219 | if (ckWARN_d(WARN_UTF8)) | |
3220 | Perl_warner(aTHX_ WARN_UTF8, | |
3221 | "Malformed UTF-8 character"); | |
a0ed51b3 LW |
3222 | break; |
3223 | } | |
3224 | while (down > up) { | |
3225 | tmp = *up; | |
3226 | *up++ = *down; | |
3227 | *down-- = tmp; | |
3228 | } | |
3229 | } | |
3230 | } | |
3231 | up = SvPVX(TARG); | |
3232 | } | |
a0d0e21e LW |
3233 | down = SvPVX(TARG) + len - 1; |
3234 | while (down > up) { | |
3235 | tmp = *up; | |
3236 | *up++ = *down; | |
3237 | *down-- = tmp; | |
3238 | } | |
3239 | (void)SvPOK_only(TARG); | |
79072805 | 3240 | } |
a0d0e21e LW |
3241 | SP = MARK + 1; |
3242 | SETTARG; | |
79072805 | 3243 | } |
a0d0e21e | 3244 | RETURN; |
79072805 LW |
3245 | } |
3246 | ||
864dbfa3 | 3247 | STATIC SV * |
cea2e8a9 | 3248 | S_mul128(pTHX_ SV *sv, U8 m) |
55497cff | 3249 | { |
3250 | STRLEN len; | |
3251 | char *s = SvPV(sv, len); | |
3252 | char *t; | |
3253 | U32 i = 0; | |
3254 | ||
3255 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
79cb57f6 | 3256 | SV *tmpNew = newSVpvn("0000000000", 10); |
55497cff | 3257 | |
09b7f37c | 3258 | sv_catsv(tmpNew, sv); |
55497cff | 3259 | SvREFCNT_dec(sv); /* free old sv */ |
09b7f37c | 3260 | sv = tmpNew; |
55497cff | 3261 | s = SvPV(sv, len); |
3262 | } | |
3263 | t = s + len - 1; | |
3264 | while (!*t) /* trailing '\0'? */ | |
3265 | t--; | |
3266 | while (t > s) { | |
3267 | i = ((*t - '0') << 7) + m; | |
3268 | *(t--) = '0' + (i % 10); | |
3269 | m = i / 10; | |
3270 | } | |
3271 | return (sv); | |
3272 | } | |
3273 | ||
a0d0e21e LW |
3274 | /* Explosives and implosives. */ |
3275 | ||
9d116dd7 JH |
3276 | #if 'I' == 73 && 'J' == 74 |
3277 | /* On an ASCII/ISO kind of system */ | |
ba1ac976 | 3278 | #define ISUUCHAR(ch) ((ch) >= ' ' && (ch) < 'a') |
9d116dd7 JH |
3279 | #else |
3280 | /* | |
3281 | Some other sort of character set - use memchr() so we don't match | |
3282 | the null byte. | |
3283 | */ | |
80252599 | 3284 | #define ISUUCHAR(ch) (memchr(PL_uuemap, (ch), sizeof(PL_uuemap)-1) || (ch) == ' ') |
9d116dd7 JH |
3285 | #endif |
3286 | ||
a0d0e21e | 3287 | PP(pp_unpack) |
79072805 | 3288 | { |
4e35701f | 3289 | djSP; |
a0d0e21e | 3290 | dPOPPOPssrl; |
dd58a1ab | 3291 | I32 start_sp_offset = SP - PL_stack_base; |
54310121 | 3292 | I32 gimme = GIMME_V; |
ed6116ce | 3293 | SV *sv; |
a0d0e21e LW |
3294 | STRLEN llen; |
3295 | STRLEN rlen; | |
3296 | register char *pat = SvPV(left, llen); | |
3297 | register char *s = SvPV(right, rlen); | |
3298 | char *strend = s + rlen; | |
3299 | char *strbeg = s; | |
3300 | register char *patend = pat + llen; | |
3301 | I32 datumtype; | |
3302 | register I32 len; | |
3303 | register I32 bits; | |
abdc5761 | 3304 | register char *str; |
79072805 | 3305 | |
a0d0e21e LW |
3306 | /* These must not be in registers: */ |
3307 | I16 ashort; | |
3308 | int aint; | |
3309 | I32 along; | |
6b8eaf93 | 3310 | #ifdef HAS_QUAD |
ecfc5424 | 3311 | Quad_t aquad; |
a0d0e21e LW |
3312 | #endif |
3313 | U16 aushort; | |
3314 | unsigned int auint; | |
3315 | U32 aulong; | |
6b8eaf93 | 3316 | #ifdef HAS_QUAD |
e862df63 | 3317 | Uquad_t auquad; |
a0d0e21e LW |
3318 | #endif |
3319 | char *aptr; | |
3320 | float afloat; | |
3321 | double adouble; | |
3322 | I32 checksum = 0; | |
3323 | register U32 culong; | |
65202027 | 3324 | NV cdouble; |
fb73857a | 3325 | int commas = 0; |
4b5b2118 | 3326 | int star; |
726ea183 | 3327 | #ifdef PERL_NATINT_PACK |
ef54e1a4 JH |
3328 | int natint; /* native integer */ |
3329 | int unatint; /* unsigned native integer */ | |
726ea183 | 3330 | #endif |
79072805 | 3331 | |
54310121 | 3332 | if (gimme != G_ARRAY) { /* arrange to do first one only */ |
a0d0e21e LW |
3333 | /*SUPPRESS 530*/ |
3334 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
5a929a98 | 3335 | if (strchr("aAZbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
3336 | patend++; |
3337 | while (isDIGIT(*patend) || *patend == '*') | |
3338 | patend++; | |
3339 | } | |
3340 | else | |
3341 | patend++; | |
79072805 | 3342 | } |
a0d0e21e LW |
3343 | while (pat < patend) { |
3344 | reparse: | |
bbdab043 | 3345 | datumtype = *pat++ & 0xFF; |
726ea183 | 3346 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3347 | natint = 0; |
726ea183 | 3348 | #endif |
bbdab043 CS |
3349 | if (isSPACE(datumtype)) |
3350 | continue; | |
17f4a12d IZ |
3351 | if (datumtype == '#') { |
3352 | while (pat < patend && *pat != '\n') | |
3353 | pat++; | |
3354 | continue; | |
3355 | } | |
f61d411c | 3356 | if (*pat == '!') { |
ef54e1a4 JH |
3357 | char *natstr = "sSiIlL"; |
3358 | ||
3359 | if (strchr(natstr, datumtype)) { | |
726ea183 | 3360 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3361 | natint = 1; |
726ea183 | 3362 | #endif |
ef54e1a4 JH |
3363 | pat++; |
3364 | } | |
3365 | else | |
d470f89e | 3366 | DIE(aTHX_ "'!' allowed only after types %s", natstr); |
ef54e1a4 | 3367 | } |
4b5b2118 | 3368 | star = 0; |
a0d0e21e LW |
3369 | if (pat >= patend) |
3370 | len = 1; | |
3371 | else if (*pat == '*') { | |
3372 | len = strend - strbeg; /* long enough */ | |
3373 | pat++; | |
4b5b2118 | 3374 | star = 1; |
a0d0e21e LW |
3375 | } |
3376 | else if (isDIGIT(*pat)) { | |
3377 | len = *pat++ - '0'; | |
06387354 | 3378 | while (isDIGIT(*pat)) { |
a0d0e21e | 3379 | len = (len * 10) + (*pat++ - '0'); |
06387354 | 3380 | if (len < 0) |
d470f89e | 3381 | DIE(aTHX_ "Repeat count in unpack overflows"); |
06387354 | 3382 | } |
a0d0e21e LW |
3383 | } |
3384 | else | |
3385 | len = (datumtype != '@'); | |
4b5b2118 | 3386 | redo_switch: |
a0d0e21e LW |
3387 | switch(datumtype) { |
3388 | default: | |
d470f89e | 3389 | DIE(aTHX_ "Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 3390 | case ',': /* grandfather in commas but with a warning */ |
e476b1b5 GS |
3391 | if (commas++ == 0 && ckWARN(WARN_UNPACK)) |
3392 | Perl_warner(aTHX_ WARN_UNPACK, | |
d470f89e | 3393 | "Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 3394 | break; |
a0d0e21e LW |
3395 | case '%': |
3396 | if (len == 1 && pat[-1] != '1') | |
3397 | len = 16; | |
3398 | checksum = len; | |
3399 | culong = 0; | |
3400 | cdouble = 0; | |
3401 | if (pat < patend) | |
3402 | goto reparse; | |
3403 | break; | |
3404 | case '@': | |
3405 | if (len > strend - strbeg) | |
cea2e8a9 | 3406 | DIE(aTHX_ "@ outside of string"); |
a0d0e21e LW |
3407 | s = strbeg + len; |
3408 | break; | |
3409 | case 'X': | |
3410 | if (len > s - strbeg) | |
cea2e8a9 | 3411 | DIE(aTHX_ "X outside of string"); |
a0d0e21e LW |
3412 | s -= len; |
3413 | break; | |
3414 | case 'x': | |
3415 | if (len > strend - s) | |
cea2e8a9 | 3416 | DIE(aTHX_ "x outside of string"); |
a0d0e21e LW |
3417 | s += len; |
3418 | break; | |
17f4a12d | 3419 | case '/': |
dd58a1ab | 3420 | if (start_sp_offset >= SP - PL_stack_base) |
17f4a12d | 3421 | DIE(aTHX_ "/ must follow a numeric type"); |
43192e07 IP |
3422 | datumtype = *pat++; |
3423 | if (*pat == '*') | |
3424 | pat++; /* ignore '*' for compatibility with pack */ | |
3425 | if (isDIGIT(*pat)) | |
17f4a12d | 3426 | DIE(aTHX_ "/ cannot take a count" ); |
43192e07 | 3427 | len = POPi; |
4b5b2118 GS |
3428 | star = 0; |
3429 | goto redo_switch; | |
a0d0e21e | 3430 | case 'A': |
5a929a98 | 3431 | case 'Z': |
a0d0e21e LW |
3432 | case 'a': |
3433 | if (len > strend - s) | |
3434 | len = strend - s; | |
3435 | if (checksum) | |
3436 | goto uchar_checksum; | |
3437 | sv = NEWSV(35, len); | |
3438 | sv_setpvn(sv, s, len); | |
3439 | s += len; | |
5a929a98 | 3440 | if (datumtype == 'A' || datumtype == 'Z') { |
a0d0e21e | 3441 | aptr = s; /* borrow register */ |
5a929a98 VU |
3442 | if (datumtype == 'Z') { /* 'Z' strips stuff after first null */ |
3443 | s = SvPVX(sv); | |
3444 | while (*s) | |
3445 | s++; | |
3446 | } | |
3447 | else { /* 'A' strips both nulls and spaces */ | |
3448 | s = SvPVX(sv) + len - 1; | |
3449 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
3450 | s--; | |
3451 | *++s = '\0'; | |
3452 | } | |
a0d0e21e LW |
3453 | SvCUR_set(sv, s - SvPVX(sv)); |
3454 | s = aptr; /* unborrow register */ | |
3455 | } | |
3456 | XPUSHs(sv_2mortal(sv)); | |
3457 | break; | |
3458 | case 'B': | |
3459 | case 'b': | |
4b5b2118 | 3460 | if (star || len > (strend - s) * 8) |
a0d0e21e LW |
3461 | len = (strend - s) * 8; |
3462 | if (checksum) { | |
80252599 GS |
3463 | if (!PL_bitcount) { |
3464 | Newz(601, PL_bitcount, 256, char); | |
a0d0e21e | 3465 | for (bits = 1; bits < 256; bits++) { |
80252599 GS |
3466 | if (bits & 1) PL_bitcount[bits]++; |
3467 | if (bits & 2) PL_bitcount[bits]++; | |
3468 | if (bits & 4) PL_bitcount[bits]++; | |
3469 | if (bits & 8) PL_bitcount[bits]++; | |
3470 | if (bits & 16) PL_bitcount[bits]++; | |
3471 | if (bits & 32) PL_bitcount[bits]++; | |
3472 | if (bits & 64) PL_bitcount[bits]++; | |
3473 | if (bits & 128) PL_bitcount[bits]++; | |
a0d0e21e LW |
3474 | } |
3475 | } | |
3476 | while (len >= 8) { | |
80252599 | 3477 | culong += PL_bitcount[*(unsigned char*)s++]; |
a0d0e21e LW |
3478 | len -= 8; |
3479 | } | |
3480 | if (len) { | |
3481 | bits = *s; | |
3482 | if (datumtype == 'b') { | |
3483 | while (len-- > 0) { | |
3484 | if (bits & 1) culong++; | |
3485 | bits >>= 1; | |
3486 | } | |
3487 | } | |
3488 | else { | |
3489 | while (len-- > 0) { | |
3490 | if (bits & 128) culong++; | |
3491 | bits <<= 1; | |
3492 | } | |
3493 | } | |
3494 | } | |
79072805 LW |
3495 | break; |
3496 | } | |
a0d0e21e LW |
3497 | sv = NEWSV(35, len + 1); |
3498 | SvCUR_set(sv, len); | |
3499 | SvPOK_on(sv); | |
abdc5761 | 3500 | str = SvPVX(sv); |
a0d0e21e LW |
3501 | if (datumtype == 'b') { |
3502 | aint = len; | |
3503 | for (len = 0; len < aint; len++) { | |
3504 | if (len & 7) /*SUPPRESS 595*/ | |
3505 | bits >>= 1; | |
3506 | else | |
3507 | bits = *s++; | |
abdc5761 | 3508 | *str++ = '0' + (bits & 1); |
a0d0e21e LW |
3509 | } |
3510 | } | |
3511 | else { | |
3512 | aint = len; | |
3513 | for (len = 0; len < aint; len++) { | |
3514 | if (len & 7) | |
3515 | bits <<= 1; | |
3516 | else | |
3517 | bits = *s++; | |
abdc5761 | 3518 | *str++ = '0' + ((bits & 128) != 0); |
a0d0e21e LW |
3519 | } |
3520 | } | |
abdc5761 | 3521 | *str = '\0'; |
a0d0e21e LW |
3522 | XPUSHs(sv_2mortal(sv)); |
3523 | break; | |
3524 | case 'H': | |
3525 | case 'h': | |
4b5b2118 | 3526 | if (star || len > (strend - s) * 2) |
a0d0e21e LW |
3527 | len = (strend - s) * 2; |
3528 | sv = NEWSV(35, len + 1); | |
3529 | SvCUR_set(sv, len); | |
3530 | SvPOK_on(sv); | |
abdc5761 | 3531 | str = SvPVX(sv); |
a0d0e21e LW |
3532 | if (datumtype == 'h') { |
3533 | aint = len; | |
3534 | for (len = 0; len < aint; len++) { | |
3535 | if (len & 1) | |
3536 | bits >>= 4; | |
3537 | else | |
3538 | bits = *s++; | |
abdc5761 | 3539 | *str++ = PL_hexdigit[bits & 15]; |
a0d0e21e LW |
3540 | } |
3541 | } | |
3542 | else { | |
3543 | aint = len; | |
3544 | for (len = 0; len < aint; len++) { | |
3545 | if (len & 1) | |
3546 | bits <<= 4; | |
3547 | else | |
3548 | bits = *s++; | |
abdc5761 | 3549 | *str++ = PL_hexdigit[(bits >> 4) & 15]; |
a0d0e21e LW |
3550 | } |
3551 | } | |
abdc5761 | 3552 | *str = '\0'; |
a0d0e21e LW |
3553 | XPUSHs(sv_2mortal(sv)); |
3554 | break; | |
3555 | case 'c': | |
3556 | if (len > strend - s) | |
3557 | len = strend - s; | |
3558 | if (checksum) { | |
3559 | while (len-- > 0) { | |
3560 | aint = *s++; | |
3561 | if (aint >= 128) /* fake up signed chars */ | |
3562 | aint -= 256; | |
3563 | culong += aint; | |
3564 | } | |
3565 | } | |
3566 | else { | |
3567 | EXTEND(SP, len); | |
bbce6d69 | 3568 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3569 | while (len-- > 0) { |
3570 | aint = *s++; | |
3571 | if (aint >= 128) /* fake up signed chars */ | |
3572 | aint -= 256; | |
3573 | sv = NEWSV(36, 0); | |
1e422769 | 3574 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3575 | PUSHs(sv_2mortal(sv)); |
3576 | } | |
3577 | } | |
3578 | break; | |
3579 | case 'C': | |
3580 | if (len > strend - s) | |
3581 | len = strend - s; | |
3582 | if (checksum) { | |
3583 | uchar_checksum: | |
3584 | while (len-- > 0) { | |
3585 | auint = *s++ & 255; | |
3586 | culong += auint; | |
3587 | } | |
3588 | } | |
3589 | else { | |
3590 | EXTEND(SP, len); | |
bbce6d69 | 3591 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3592 | while (len-- > 0) { |
3593 | auint = *s++ & 255; | |
3594 | sv = NEWSV(37, 0); | |
1e422769 | 3595 | sv_setiv(sv, (IV)auint); |
a0d0e21e LW |
3596 | PUSHs(sv_2mortal(sv)); |
3597 | } | |
3598 | } | |
3599 | break; | |
a0ed51b3 LW |
3600 | case 'U': |
3601 | if (len > strend - s) | |
3602 | len = strend - s; | |
3603 | if (checksum) { | |
3604 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3605 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 | 3606 | s += along; |
32d8b6e5 | 3607 | if (checksum > 32) |
65202027 | 3608 | cdouble += (NV)auint; |
32d8b6e5 GA |
3609 | else |
3610 | culong += auint; | |
a0ed51b3 LW |
3611 | } |
3612 | } | |
3613 | else { | |
3614 | EXTEND(SP, len); | |
3615 | EXTEND_MORTAL(len); | |
3616 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3617 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 LW |
3618 | s += along; |
3619 | sv = NEWSV(37, 0); | |
bdeef251 | 3620 | sv_setuv(sv, (UV)auint); |
a0ed51b3 LW |
3621 | PUSHs(sv_2mortal(sv)); |
3622 | } | |
3623 | } | |
3624 | break; | |
a0d0e21e | 3625 | case 's': |
726ea183 JH |
3626 | #if SHORTSIZE == SIZE16 |
3627 | along = (strend - s) / SIZE16; | |
3628 | #else | |
ef54e1a4 | 3629 | along = (strend - s) / (natint ? sizeof(short) : SIZE16); |
726ea183 | 3630 | #endif |
a0d0e21e LW |
3631 | if (len > along) |
3632 | len = along; | |
3633 | if (checksum) { | |
726ea183 | 3634 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3635 | if (natint) { |
bf9315bb | 3636 | short ashort; |
ef54e1a4 JH |
3637 | while (len-- > 0) { |
3638 | COPYNN(s, &ashort, sizeof(short)); | |
3639 | s += sizeof(short); | |
3640 | culong += ashort; | |
3641 | ||
3642 | } | |
3643 | } | |
726ea183 JH |
3644 | else |
3645 | #endif | |
3646 | { | |
ef54e1a4 JH |
3647 | while (len-- > 0) { |
3648 | COPY16(s, &ashort); | |
c67712b2 JH |
3649 | #if SHORTSIZE > SIZE16 |
3650 | if (ashort > 32767) | |
3651 | ashort -= 65536; | |
3652 | #endif | |
ef54e1a4 JH |
3653 | s += SIZE16; |
3654 | culong += ashort; | |
3655 | } | |
a0d0e21e LW |
3656 | } |
3657 | } | |
3658 | else { | |
3659 | EXTEND(SP, len); | |
bbce6d69 | 3660 | EXTEND_MORTAL(len); |
726ea183 | 3661 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3662 | if (natint) { |
bf9315bb | 3663 | short ashort; |
ef54e1a4 JH |
3664 | while (len-- > 0) { |
3665 | COPYNN(s, &ashort, sizeof(short)); | |
3666 | s += sizeof(short); | |
3667 | sv = NEWSV(38, 0); | |
3668 | sv_setiv(sv, (IV)ashort); | |
3669 | PUSHs(sv_2mortal(sv)); | |
3670 | } | |
3671 | } | |
726ea183 JH |
3672 | else |
3673 | #endif | |
3674 | { | |
ef54e1a4 JH |
3675 | while (len-- > 0) { |
3676 | COPY16(s, &ashort); | |
c67712b2 JH |
3677 | #if SHORTSIZE > SIZE16 |
3678 | if (ashort > 32767) | |
3679 | ashort -= 65536; | |
3680 | #endif | |
ef54e1a4 JH |
3681 | s += SIZE16; |
3682 | sv = NEWSV(38, 0); | |
3683 | sv_setiv(sv, (IV)ashort); | |
3684 | PUSHs(sv_2mortal(sv)); | |
3685 | } | |
a0d0e21e LW |
3686 | } |
3687 | } | |
3688 | break; | |
3689 | case 'v': | |
3690 | case 'n': | |
3691 | case 'S': | |
726ea183 JH |
3692 | #if SHORTSIZE == SIZE16 |
3693 | along = (strend - s) / SIZE16; | |
3694 | #else | |
ef54e1a4 JH |
3695 | unatint = natint && datumtype == 'S'; |
3696 | along = (strend - s) / (unatint ? sizeof(unsigned short) : SIZE16); | |
726ea183 | 3697 | #endif |
a0d0e21e LW |
3698 | if (len > along) |
3699 | len = along; | |
3700 | if (checksum) { | |
726ea183 | 3701 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3702 | if (unatint) { |
bf9315bb | 3703 | unsigned short aushort; |
ef54e1a4 JH |
3704 | while (len-- > 0) { |
3705 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3706 | s += sizeof(unsigned short); | |
3707 | culong += aushort; | |
3708 | } | |
3709 | } | |
726ea183 JH |
3710 | else |
3711 | #endif | |
3712 | { | |
ef54e1a4 JH |
3713 | while (len-- > 0) { |
3714 | COPY16(s, &aushort); | |
3715 | s += SIZE16; | |
a0d0e21e | 3716 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3717 | if (datumtype == 'n') |
3718 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3719 | #endif |
a0d0e21e | 3720 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3721 | if (datumtype == 'v') |
3722 | aushort = vtohs(aushort); | |
79072805 | 3723 | #endif |
ef54e1a4 JH |
3724 | culong += aushort; |
3725 | } | |
a0d0e21e LW |
3726 | } |
3727 | } | |
3728 | else { | |
3729 | EXTEND(SP, len); | |
bbce6d69 | 3730 | EXTEND_MORTAL(len); |
726ea183 | 3731 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 3732 | if (unatint) { |
bf9315bb | 3733 | unsigned short aushort; |
ef54e1a4 JH |
3734 | while (len-- > 0) { |
3735 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3736 | s += sizeof(unsigned short); | |
3737 | sv = NEWSV(39, 0); | |
726ea183 | 3738 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3739 | PUSHs(sv_2mortal(sv)); |
3740 | } | |
3741 | } | |
726ea183 JH |
3742 | else |
3743 | #endif | |
3744 | { | |
ef54e1a4 JH |
3745 | while (len-- > 0) { |
3746 | COPY16(s, &aushort); | |
3747 | s += SIZE16; | |
3748 | sv = NEWSV(39, 0); | |
a0d0e21e | 3749 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3750 | if (datumtype == 'n') |
3751 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3752 | #endif |
a0d0e21e | 3753 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3754 | if (datumtype == 'v') |
3755 | aushort = vtohs(aushort); | |
79072805 | 3756 | #endif |
726ea183 | 3757 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3758 | PUSHs(sv_2mortal(sv)); |
3759 | } | |
a0d0e21e LW |
3760 | } |
3761 | } | |
3762 | break; | |
3763 | case 'i': | |
3764 | along = (strend - s) / sizeof(int); | |
3765 | if (len > along) | |
3766 | len = along; | |
3767 | if (checksum) { | |
3768 | while (len-- > 0) { | |
3769 | Copy(s, &aint, 1, int); | |
3770 | s += sizeof(int); | |
3771 | if (checksum > 32) | |
65202027 | 3772 | cdouble += (NV)aint; |
a0d0e21e LW |
3773 | else |
3774 | culong += aint; | |
3775 | } | |
3776 | } | |
3777 | else { | |
3778 | EXTEND(SP, len); | |
bbce6d69 | 3779 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3780 | while (len-- > 0) { |
3781 | Copy(s, &aint, 1, int); | |
3782 | s += sizeof(int); | |
3783 | sv = NEWSV(40, 0); | |
20408e3c GS |
3784 | #ifdef __osf__ |
3785 | /* Without the dummy below unpack("i", pack("i",-1)) | |
3786 | * return 0xFFffFFff instead of -1 for Digital Unix V4.0 | |
13476c87 JH |
3787 | * cc with optimization turned on. |
3788 | * | |
3789 | * The bug was detected in | |
3790 | * DEC C V5.8-009 on Digital UNIX V4.0 (Rev. 1091) (V4.0E) | |
3791 | * with optimization (-O4) turned on. | |
3792 | * DEC C V5.2-040 on Digital UNIX V4.0 (Rev. 564) (V4.0B) | |
3793 | * does not have this problem even with -O4. | |
3794 | * | |
3795 | * This bug was reported as DECC_BUGS 1431 | |
3796 | * and tracked internally as GEM_BUGS 7775. | |
3797 | * | |
3798 | * The bug is fixed in | |
3799 | * Tru64 UNIX V5.0: Compaq C V6.1-006 or later | |
3800 | * UNIX V4.0F support: DEC C V5.9-006 or later | |
3801 | * UNIX V4.0E support: DEC C V5.8-011 or later | |
3802 | * and also in DTK. | |
3803 | * | |
3804 | * See also few lines later for the same bug. | |
3805 | */ | |
20408e3c GS |
3806 | (aint) ? |
3807 | sv_setiv(sv, (IV)aint) : | |
3808 | #endif | |
1e422769 | 3809 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3810 | PUSHs(sv_2mortal(sv)); |
3811 | } | |
3812 | } | |
3813 | break; | |
3814 | case 'I': | |
3815 | along = (strend - s) / sizeof(unsigned int); | |
3816 | if (len > along) | |
3817 | len = along; | |
3818 | if (checksum) { | |
3819 | while (len-- > 0) { | |
3820 | Copy(s, &auint, 1, unsigned int); | |
3821 | s += sizeof(unsigned int); | |
3822 | if (checksum > 32) | |
65202027 | 3823 | cdouble += (NV)auint; |
a0d0e21e LW |
3824 | else |
3825 | culong += auint; | |
3826 | } | |
3827 | } | |
3828 | else { | |
3829 | EXTEND(SP, len); | |
bbce6d69 | 3830 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3831 | while (len-- > 0) { |
3832 | Copy(s, &auint, 1, unsigned int); | |
3833 | s += sizeof(unsigned int); | |
3834 | sv = NEWSV(41, 0); | |
9d645a59 AB |
3835 | #ifdef __osf__ |
3836 | /* Without the dummy below unpack("I", pack("I",0xFFFFFFFF)) | |
13476c87 JH |
3837 | * returns 1.84467440737096e+19 instead of 0xFFFFFFFF. |
3838 | * See details few lines earlier. */ | |
9d645a59 AB |
3839 | (auint) ? |
3840 | sv_setuv(sv, (UV)auint) : | |
3841 | #endif | |
1e422769 | 3842 | sv_setuv(sv, (UV)auint); |
a0d0e21e LW |
3843 | PUSHs(sv_2mortal(sv)); |
3844 | } | |
3845 | } | |
3846 | break; | |
3847 | case 'l': | |
726ea183 JH |
3848 | #if LONGSIZE == SIZE32 |
3849 | along = (strend - s) / SIZE32; | |
3850 | #else | |
ef54e1a4 | 3851 | along = (strend - s) / (natint ? sizeof(long) : SIZE32); |
726ea183 | 3852 | #endif |
a0d0e21e LW |
3853 | if (len > along) |
3854 | len = along; | |
3855 | if (checksum) { | |
726ea183 | 3856 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3857 | if (natint) { |
bf9315bb | 3858 | long along; |
ef54e1a4 JH |
3859 | while (len-- > 0) { |
3860 | COPYNN(s, &along, sizeof(long)); | |
3861 | s += sizeof(long); | |
3862 | if (checksum > 32) | |
65202027 | 3863 | cdouble += (NV)along; |
ef54e1a4 JH |
3864 | else |
3865 | culong += along; | |
3866 | } | |
3867 | } | |
726ea183 JH |
3868 | else |
3869 | #endif | |
3870 | { | |
ef54e1a4 JH |
3871 | while (len-- > 0) { |
3872 | COPY32(s, &along); | |
c67712b2 JH |
3873 | #if LONGSIZE > SIZE32 |
3874 | if (along > 2147483647) | |
3875 | along -= 4294967296; | |
3876 | #endif | |
ef54e1a4 JH |
3877 | s += SIZE32; |
3878 | if (checksum > 32) | |
65202027 | 3879 | cdouble += (NV)along; |
ef54e1a4 JH |
3880 | else |
3881 | culong += along; | |
3882 | } | |
a0d0e21e LW |
3883 | } |
3884 | } | |
3885 | else { | |
3886 | EXTEND(SP, len); | |
bbce6d69 | 3887 | EXTEND_MORTAL(len); |
726ea183 | 3888 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3889 | if (natint) { |
bf9315bb | 3890 | long along; |
ef54e1a4 JH |
3891 | while (len-- > 0) { |
3892 | COPYNN(s, &along, sizeof(long)); | |
3893 | s += sizeof(long); | |
3894 | sv = NEWSV(42, 0); | |
3895 | sv_setiv(sv, (IV)along); | |
3896 | PUSHs(sv_2mortal(sv)); | |
3897 | } | |
3898 | } | |
726ea183 JH |
3899 | else |
3900 | #endif | |
3901 | { | |
ef54e1a4 JH |
3902 | while (len-- > 0) { |
3903 | COPY32(s, &along); | |
c67712b2 JH |
3904 | #if LONGSIZE > SIZE32 |
3905 | if (along > 2147483647) | |
3906 | along -= 4294967296; | |
3907 | #endif | |
ef54e1a4 JH |
3908 | s += SIZE32; |
3909 | sv = NEWSV(42, 0); | |
3910 | sv_setiv(sv, (IV)along); | |
3911 | PUSHs(sv_2mortal(sv)); | |
3912 | } | |
a0d0e21e | 3913 | } |
79072805 | 3914 | } |
a0d0e21e LW |
3915 | break; |
3916 | case 'V': | |
3917 | case 'N': | |
3918 | case 'L': | |
726ea183 JH |
3919 | #if LONGSIZE == SIZE32 |
3920 | along = (strend - s) / SIZE32; | |
3921 | #else | |
3922 | unatint = natint && datumtype == 'L'; | |
ef54e1a4 | 3923 | along = (strend - s) / (unatint ? sizeof(unsigned long) : SIZE32); |
726ea183 | 3924 | #endif |
a0d0e21e LW |
3925 | if (len > along) |
3926 | len = along; | |
3927 | if (checksum) { | |
726ea183 | 3928 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3929 | if (unatint) { |
bf9315bb | 3930 | unsigned long aulong; |
ef54e1a4 JH |
3931 | while (len-- > 0) { |
3932 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3933 | s += sizeof(unsigned long); | |
3934 | if (checksum > 32) | |
65202027 | 3935 | cdouble += (NV)aulong; |
ef54e1a4 JH |
3936 | else |
3937 | culong += aulong; | |
3938 | } | |
3939 | } | |
726ea183 JH |
3940 | else |
3941 | #endif | |
3942 | { | |
ef54e1a4 JH |
3943 | while (len-- > 0) { |
3944 | COPY32(s, &aulong); | |
3945 | s += SIZE32; | |
a0d0e21e | 3946 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3947 | if (datumtype == 'N') |
3948 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3949 | #endif |
a0d0e21e | 3950 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3951 | if (datumtype == 'V') |
3952 | aulong = vtohl(aulong); | |
79072805 | 3953 | #endif |
ef54e1a4 | 3954 | if (checksum > 32) |
65202027 | 3955 | cdouble += (NV)aulong; |
ef54e1a4 JH |
3956 | else |
3957 | culong += aulong; | |
3958 | } | |
a0d0e21e LW |
3959 | } |
3960 | } | |
3961 | else { | |
3962 | EXTEND(SP, len); | |
bbce6d69 | 3963 | EXTEND_MORTAL(len); |
726ea183 | 3964 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 3965 | if (unatint) { |
bf9315bb | 3966 | unsigned long aulong; |
ef54e1a4 JH |
3967 | while (len-- > 0) { |
3968 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3969 | s += sizeof(unsigned long); | |
3970 | sv = NEWSV(43, 0); | |
3971 | sv_setuv(sv, (UV)aulong); | |
3972 | PUSHs(sv_2mortal(sv)); | |
3973 | } | |
3974 | } | |
726ea183 JH |
3975 | else |
3976 | #endif | |
3977 | { | |
ef54e1a4 JH |
3978 | while (len-- > 0) { |
3979 | COPY32(s, &aulong); | |
3980 | s += SIZE32; | |
a0d0e21e | 3981 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3982 | if (datumtype == 'N') |
3983 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3984 | #endif |
a0d0e21e | 3985 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3986 | if (datumtype == 'V') |
3987 | aulong = vtohl(aulong); | |
79072805 | 3988 | #endif |
ef54e1a4 JH |
3989 | sv = NEWSV(43, 0); |
3990 | sv_setuv(sv, (UV)aulong); | |
3991 | PUSHs(sv_2mortal(sv)); | |
3992 | } | |
a0d0e21e LW |
3993 | } |
3994 | } | |
3995 | break; | |
3996 | case 'p': | |
3997 | along = (strend - s) / sizeof(char*); | |
3998 | if (len > along) | |
3999 | len = along; | |
4000 | EXTEND(SP, len); | |
bbce6d69 | 4001 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4002 | while (len-- > 0) { |
4003 | if (sizeof(char*) > strend - s) | |
4004 | break; | |
4005 | else { | |
4006 | Copy(s, &aptr, 1, char*); | |
4007 | s += sizeof(char*); | |
4008 | } | |
4009 | sv = NEWSV(44, 0); | |
4010 | if (aptr) | |
4011 | sv_setpv(sv, aptr); | |
4012 | PUSHs(sv_2mortal(sv)); | |
4013 | } | |
4014 | break; | |
def98dd4 | 4015 | case 'w': |
def98dd4 | 4016 | EXTEND(SP, len); |
bbce6d69 | 4017 | EXTEND_MORTAL(len); |
8ec5e241 | 4018 | { |
bbce6d69 | 4019 | UV auv = 0; |
4020 | U32 bytes = 0; | |
4021 | ||
4022 | while ((len > 0) && (s < strend)) { | |
4023 | auv = (auv << 7) | (*s & 0x7f); | |
4024 | if (!(*s++ & 0x80)) { | |
4025 | bytes = 0; | |
4026 | sv = NEWSV(40, 0); | |
4027 | sv_setuv(sv, auv); | |
4028 | PUSHs(sv_2mortal(sv)); | |
4029 | len--; | |
4030 | auv = 0; | |
4031 | } | |
4032 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
bbce6d69 | 4033 | char *t; |
2d8e6c8d | 4034 | STRLEN n_a; |
bbce6d69 | 4035 | |
cea2e8a9 | 4036 | sv = Perl_newSVpvf(aTHX_ "%.*Vu", (int)TYPE_DIGITS(UV), auv); |
bbce6d69 | 4037 | while (s < strend) { |
4038 | sv = mul128(sv, *s & 0x7f); | |
4039 | if (!(*s++ & 0x80)) { | |
4040 | bytes = 0; | |
4041 | break; | |
4042 | } | |
4043 | } | |
2d8e6c8d | 4044 | t = SvPV(sv, n_a); |
bbce6d69 | 4045 | while (*t == '0') |
4046 | t++; | |
4047 | sv_chop(sv, t); | |
4048 | PUSHs(sv_2mortal(sv)); | |
4049 | len--; | |
4050 | auv = 0; | |
4051 | } | |
4052 | } | |
4053 | if ((s >= strend) && bytes) | |
d470f89e | 4054 | DIE(aTHX_ "Unterminated compressed integer"); |
bbce6d69 | 4055 | } |
def98dd4 | 4056 | break; |
a0d0e21e LW |
4057 | case 'P': |
4058 | EXTEND(SP, 1); | |
4059 | if (sizeof(char*) > strend - s) | |
4060 | break; | |
4061 | else { | |
4062 | Copy(s, &aptr, 1, char*); | |
4063 | s += sizeof(char*); | |
4064 | } | |
4065 | sv = NEWSV(44, 0); | |
4066 | if (aptr) | |
4067 | sv_setpvn(sv, aptr, len); | |
4068 | PUSHs(sv_2mortal(sv)); | |
4069 | break; | |
6b8eaf93 | 4070 | #ifdef HAS_QUAD |
a0d0e21e | 4071 | case 'q': |
d4217c7e JH |
4072 | along = (strend - s) / sizeof(Quad_t); |
4073 | if (len > along) | |
4074 | len = along; | |
a0d0e21e | 4075 | EXTEND(SP, len); |
bbce6d69 | 4076 | EXTEND_MORTAL(len); |
a0d0e21e | 4077 | while (len-- > 0) { |
ecfc5424 | 4078 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
4079 | aquad = 0; |
4080 | else { | |
ecfc5424 AD |
4081 | Copy(s, &aquad, 1, Quad_t); |
4082 | s += sizeof(Quad_t); | |
a0d0e21e LW |
4083 | } |
4084 | sv = NEWSV(42, 0); | |
96e4d5b1 | 4085 | if (aquad >= IV_MIN && aquad <= IV_MAX) |
4086 | sv_setiv(sv, (IV)aquad); | |
4087 | else | |
65202027 | 4088 | sv_setnv(sv, (NV)aquad); |
a0d0e21e LW |
4089 | PUSHs(sv_2mortal(sv)); |
4090 | } | |
4091 | break; | |
4092 | case 'Q': | |
d4217c7e JH |
4093 | along = (strend - s) / sizeof(Quad_t); |
4094 | if (len > along) | |
4095 | len = along; | |
a0d0e21e | 4096 | EXTEND(SP, len); |
bbce6d69 | 4097 | EXTEND_MORTAL(len); |
a0d0e21e | 4098 | while (len-- > 0) { |
e862df63 | 4099 | if (s + sizeof(Uquad_t) > strend) |
a0d0e21e LW |
4100 | auquad = 0; |
4101 | else { | |
e862df63 HB |
4102 | Copy(s, &auquad, 1, Uquad_t); |
4103 | s += sizeof(Uquad_t); | |
a0d0e21e LW |
4104 | } |
4105 | sv = NEWSV(43, 0); | |
27612d38 | 4106 | if (auquad <= UV_MAX) |
96e4d5b1 | 4107 | sv_setuv(sv, (UV)auquad); |
4108 | else | |
65202027 | 4109 | sv_setnv(sv, (NV)auquad); |
a0d0e21e LW |
4110 | PUSHs(sv_2mortal(sv)); |
4111 | } | |
4112 | break; | |
79072805 | 4113 | #endif |
a0d0e21e LW |
4114 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
4115 | case 'f': | |
4116 | case 'F': | |
4117 | along = (strend - s) / sizeof(float); | |
4118 | if (len > along) | |
4119 | len = along; | |
4120 | if (checksum) { | |
4121 | while (len-- > 0) { | |
4122 | Copy(s, &afloat, 1, float); | |
4123 | s += sizeof(float); | |
4124 | cdouble += afloat; | |
4125 | } | |
4126 | } | |
4127 | else { | |
4128 | EXTEND(SP, len); | |
bbce6d69 | 4129 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4130 | while (len-- > 0) { |
4131 | Copy(s, &afloat, 1, float); | |
4132 | s += sizeof(float); | |
4133 | sv = NEWSV(47, 0); | |
65202027 | 4134 | sv_setnv(sv, (NV)afloat); |
a0d0e21e LW |
4135 | PUSHs(sv_2mortal(sv)); |
4136 | } | |
4137 | } | |
4138 | break; | |
4139 | case 'd': | |
4140 | case 'D': | |
4141 | along = (strend - s) / sizeof(double); | |
4142 | if (len > along) | |
4143 | len = along; | |
4144 | if (checksum) { | |
4145 | while (len-- > 0) { | |
4146 | Copy(s, &adouble, 1, double); | |
4147 | s += sizeof(double); | |
4148 | cdouble += adouble; | |
4149 | } | |
4150 | } | |
4151 | else { | |
4152 | EXTEND(SP, len); | |
bbce6d69 | 4153 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4154 | while (len-- > 0) { |
4155 | Copy(s, &adouble, 1, double); | |
4156 | s += sizeof(double); | |
4157 | sv = NEWSV(48, 0); | |
65202027 | 4158 | sv_setnv(sv, (NV)adouble); |
a0d0e21e LW |
4159 | PUSHs(sv_2mortal(sv)); |
4160 | } | |
4161 | } | |
4162 | break; | |
4163 | case 'u': | |
9d116dd7 JH |
4164 | /* MKS: |
4165 | * Initialise the decode mapping. By using a table driven | |
4166 | * algorithm, the code will be character-set independent | |
4167 | * (and just as fast as doing character arithmetic) | |
4168 | */ | |
80252599 | 4169 | if (PL_uudmap['M'] == 0) { |
9d116dd7 JH |
4170 | int i; |
4171 | ||
80252599 | 4172 | for (i = 0; i < sizeof(PL_uuemap); i += 1) |
155aba94 | 4173 | PL_uudmap[(U8)PL_uuemap[i]] = i; |
9d116dd7 JH |
4174 | /* |
4175 | * Because ' ' and '`' map to the same value, | |
4176 | * we need to decode them both the same. | |
4177 | */ | |
80252599 | 4178 | PL_uudmap[' '] = 0; |
9d116dd7 JH |
4179 | } |
4180 | ||
a0d0e21e LW |
4181 | along = (strend - s) * 3 / 4; |
4182 | sv = NEWSV(42, along); | |
f12c7020 | 4183 | if (along) |
4184 | SvPOK_on(sv); | |
9d116dd7 | 4185 | while (s < strend && *s > ' ' && ISUUCHAR(*s)) { |
a0d0e21e LW |
4186 | I32 a, b, c, d; |
4187 | char hunk[4]; | |
79072805 | 4188 | |
a0d0e21e | 4189 | hunk[3] = '\0'; |
155aba94 | 4190 | len = PL_uudmap[*(U8*)s++] & 077; |
a0d0e21e | 4191 | while (len > 0) { |
9d116dd7 | 4192 | if (s < strend && ISUUCHAR(*s)) |
155aba94 | 4193 | a = PL_uudmap[*(U8*)s++] & 077; |
9d116dd7 JH |
4194 | else |
4195 | a = 0; | |
4196 | if (s < strend && ISUUCHAR(*s)) | |
155aba94 | 4197 | b = PL_uudmap[*(U8*)s++] & 077; |
9d116dd7 JH |
4198 | else |
4199 | b = 0; | |
4200 | if (s < strend && ISUUCHAR(*s)) | |
155aba94 | 4201 | c = PL_uudmap[*(U8*)s++] & 077; |
9d116dd7 JH |
4202 | else |
4203 | c = 0; | |
4204 | if (s < strend && ISUUCHAR(*s)) | |
155aba94 | 4205 | d = PL_uudmap[*(U8*)s++] & 077; |
a0d0e21e LW |
4206 | else |
4207 | d = 0; | |
4e35701f NIS |
4208 | hunk[0] = (a << 2) | (b >> 4); |
4209 | hunk[1] = (b << 4) | (c >> 2); | |
4210 | hunk[2] = (c << 6) | d; | |
4211 | sv_catpvn(sv, hunk, (len > 3) ? 3 : len); | |
a0d0e21e LW |
4212 | len -= 3; |
4213 | } | |
4214 | if (*s == '\n') | |
4215 | s++; | |
4216 | else if (s[1] == '\n') /* possible checksum byte */ | |
4217 | s += 2; | |
79072805 | 4218 | } |
a0d0e21e LW |
4219 | XPUSHs(sv_2mortal(sv)); |
4220 | break; | |
79072805 | 4221 | } |
a0d0e21e LW |
4222 | if (checksum) { |
4223 | sv = NEWSV(42, 0); | |
4224 | if (strchr("fFdD", datumtype) || | |
32d8b6e5 | 4225 | (checksum > 32 && strchr("iIlLNU", datumtype)) ) { |
65202027 | 4226 | NV trouble; |
79072805 | 4227 | |
a0d0e21e LW |
4228 | adouble = 1.0; |
4229 | while (checksum >= 16) { | |
4230 | checksum -= 16; | |
4231 | adouble *= 65536.0; | |
4232 | } | |
4233 | while (checksum >= 4) { | |
4234 | checksum -= 4; | |
4235 | adouble *= 16.0; | |
4236 | } | |
4237 | while (checksum--) | |
4238 | adouble *= 2.0; | |
4239 | along = (1 << checksum) - 1; | |
4240 | while (cdouble < 0.0) | |
4241 | cdouble += adouble; | |
65202027 | 4242 | cdouble = Perl_modf(cdouble / adouble, &trouble) * adouble; |
a0d0e21e LW |
4243 | sv_setnv(sv, cdouble); |
4244 | } | |
4245 | else { | |
4246 | if (checksum < 32) { | |
96e4d5b1 | 4247 | aulong = (1 << checksum) - 1; |
4248 | culong &= aulong; | |
a0d0e21e | 4249 | } |
96e4d5b1 | 4250 | sv_setuv(sv, (UV)culong); |
a0d0e21e LW |
4251 | } |
4252 | XPUSHs(sv_2mortal(sv)); | |
4253 | checksum = 0; | |
79072805 | 4254 | } |
79072805 | 4255 | } |
dd58a1ab | 4256 | if (SP - PL_stack_base == start_sp_offset && gimme == G_SCALAR) |
3280af22 | 4257 | PUSHs(&PL_sv_undef); |
79072805 | 4258 | RETURN; |
79072805 LW |
4259 | } |
4260 | ||
76e3520e | 4261 | STATIC void |
cea2e8a9 | 4262 | S_doencodes(pTHX_ register SV *sv, register char *s, register I32 len) |
79072805 | 4263 | { |
a0d0e21e | 4264 | char hunk[5]; |
79072805 | 4265 | |
80252599 | 4266 | *hunk = PL_uuemap[len]; |
a0d0e21e LW |
4267 | sv_catpvn(sv, hunk, 1); |
4268 | hunk[4] = '\0'; | |
f264d472 | 4269 | while (len > 2) { |
80252599 GS |
4270 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4271 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((s[1] >> 4) & 017)))]; | |
4272 | hunk[2] = PL_uuemap[(077 & (((s[1] << 2) & 074) | ((s[2] >> 6) & 03)))]; | |
4273 | hunk[3] = PL_uuemap[(077 & (s[2] & 077))]; | |
a0d0e21e LW |
4274 | sv_catpvn(sv, hunk, 4); |
4275 | s += 3; | |
4276 | len -= 3; | |
4277 | } | |
f264d472 GS |
4278 | if (len > 0) { |
4279 | char r = (len > 1 ? s[1] : '\0'); | |
80252599 GS |
4280 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4281 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((r >> 4) & 017)))]; | |
4282 | hunk[2] = PL_uuemap[(077 & ((r << 2) & 074))]; | |
4283 | hunk[3] = PL_uuemap[0]; | |
f264d472 | 4284 | sv_catpvn(sv, hunk, 4); |
a0d0e21e LW |
4285 | } |
4286 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
4287 | } |
4288 | ||
79cb57f6 | 4289 | STATIC SV * |
cea2e8a9 | 4290 | S_is_an_int(pTHX_ char *s, STRLEN l) |
55497cff | 4291 | { |
2d8e6c8d | 4292 | STRLEN n_a; |
79cb57f6 | 4293 | SV *result = newSVpvn(s, l); |
2d8e6c8d | 4294 | char *result_c = SvPV(result, n_a); /* convenience */ |
55497cff | 4295 | char *out = result_c; |
4296 | bool skip = 1; | |
4297 | bool ignore = 0; | |
4298 | ||
4299 | while (*s) { | |
4300 | switch (*s) { | |
4301 | case ' ': | |
4302 | break; | |
4303 | case '+': | |
4304 | if (!skip) { | |
4305 | SvREFCNT_dec(result); | |
4306 | return (NULL); | |
4307 | } | |
4308 | break; | |
4309 | case '0': | |
4310 | case '1': | |
4311 | case '2': | |
4312 | case '3': | |
4313 | case '4': | |
4314 | case '5': | |
4315 | case '6': | |
4316 | case '7': | |
4317 | case '8': | |
4318 | case '9': | |
4319 | skip = 0; | |
4320 | if (!ignore) { | |
4321 | *(out++) = *s; | |
4322 | } | |
4323 | break; | |
4324 | case '.': | |
4325 | ignore = 1; | |
4326 | break; | |
4327 | default: | |
4328 | SvREFCNT_dec(result); | |
4329 | return (NULL); | |
4330 | } | |
4331 | s++; | |
4332 | } | |
4333 | *(out++) = '\0'; | |
4334 | SvCUR_set(result, out - result_c); | |
4335 | return (result); | |
4336 | } | |
4337 | ||
864dbfa3 | 4338 | /* pnum must be '\0' terminated */ |
76e3520e | 4339 | STATIC int |
cea2e8a9 | 4340 | S_div128(pTHX_ SV *pnum, bool *done) |
55497cff | 4341 | { |
4342 | STRLEN len; | |
4343 | char *s = SvPV(pnum, len); | |
4344 | int m = 0; | |
4345 | int r = 0; | |
4346 | char *t = s; | |
4347 | ||
4348 | *done = 1; | |
4349 | while (*t) { | |
4350 | int i; | |
4351 | ||
4352 | i = m * 10 + (*t - '0'); | |
4353 | m = i & 0x7F; | |
4354 | r = (i >> 7); /* r < 10 */ | |
4355 | if (r) { | |
4356 | *done = 0; | |
4357 | } | |
4358 | *(t++) = '0' + r; | |
4359 | } | |
4360 | *(t++) = '\0'; | |
4361 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
4362 | return (m); | |
4363 | } | |
4364 | ||
4365 | ||
a0d0e21e | 4366 | PP(pp_pack) |
79072805 | 4367 | { |
4e35701f | 4368 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
4369 | register SV *cat = TARG; |
4370 | register I32 items; | |
4371 | STRLEN fromlen; | |
4372 | register char *pat = SvPVx(*++MARK, fromlen); | |
4373 | register char *patend = pat + fromlen; | |
4374 | register I32 len; | |
4375 | I32 datumtype; | |
4376 | SV *fromstr; | |
4377 | /*SUPPRESS 442*/ | |
4378 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
4379 | static char *space10 = " "; | |
79072805 | 4380 | |
a0d0e21e LW |
4381 | /* These must not be in registers: */ |
4382 | char achar; | |
4383 | I16 ashort; | |
4384 | int aint; | |
4385 | unsigned int auint; | |
4386 | I32 along; | |
4387 | U32 aulong; | |
6b8eaf93 | 4388 | #ifdef HAS_QUAD |
ecfc5424 | 4389 | Quad_t aquad; |
e862df63 | 4390 | Uquad_t auquad; |
79072805 | 4391 | #endif |
a0d0e21e LW |
4392 | char *aptr; |
4393 | float afloat; | |
4394 | double adouble; | |
fb73857a | 4395 | int commas = 0; |
726ea183 | 4396 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4397 | int natint; /* native integer */ |
726ea183 | 4398 | #endif |
79072805 | 4399 | |
a0d0e21e LW |
4400 | items = SP - MARK; |
4401 | MARK++; | |
4402 | sv_setpvn(cat, "", 0); | |
4403 | while (pat < patend) { | |
43192e07 IP |
4404 | SV *lengthcode = Nullsv; |
4405 | #define NEXTFROM ( lengthcode ? lengthcode : items-- > 0 ? *MARK++ : &PL_sv_no) | |
bbdab043 | 4406 | datumtype = *pat++ & 0xFF; |
726ea183 | 4407 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4408 | natint = 0; |
726ea183 | 4409 | #endif |
bbdab043 CS |
4410 | if (isSPACE(datumtype)) |
4411 | continue; | |
17f4a12d IZ |
4412 | if (datumtype == '#') { |
4413 | while (pat < patend && *pat != '\n') | |
4414 | pat++; | |
4415 | continue; | |
4416 | } | |
f61d411c | 4417 | if (*pat == '!') { |
ef54e1a4 JH |
4418 | char *natstr = "sSiIlL"; |
4419 | ||
4420 | if (strchr(natstr, datumtype)) { | |
726ea183 | 4421 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4422 | natint = 1; |
726ea183 | 4423 | #endif |
ef54e1a4 JH |
4424 | pat++; |
4425 | } | |
4426 | else | |
d470f89e | 4427 | DIE(aTHX_ "'!' allowed only after types %s", natstr); |
ef54e1a4 | 4428 | } |
a0d0e21e LW |
4429 | if (*pat == '*') { |
4430 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
4431 | pat++; | |
4432 | } | |
4433 | else if (isDIGIT(*pat)) { | |
4434 | len = *pat++ - '0'; | |
06387354 | 4435 | while (isDIGIT(*pat)) { |
a0d0e21e | 4436 | len = (len * 10) + (*pat++ - '0'); |
06387354 | 4437 | if (len < 0) |
d470f89e | 4438 | DIE(aTHX_ "Repeat count in pack overflows"); |
06387354 | 4439 | } |
a0d0e21e LW |
4440 | } |
4441 | else | |
4442 | len = 1; | |
17f4a12d | 4443 | if (*pat == '/') { |
43192e07 | 4444 | ++pat; |
155aba94 | 4445 | if ((*pat != 'a' && *pat != 'A' && *pat != 'Z') || pat[1] != '*') |
17f4a12d | 4446 | DIE(aTHX_ "/ must be followed by a*, A* or Z*"); |
43192e07 IP |
4447 | lengthcode = sv_2mortal(newSViv(sv_len(items > 0 |
4448 | ? *MARK : &PL_sv_no))); | |
4449 | } | |
a0d0e21e LW |
4450 | switch(datumtype) { |
4451 | default: | |
d470f89e | 4452 | DIE(aTHX_ "Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 4453 | case ',': /* grandfather in commas but with a warning */ |
e476b1b5 GS |
4454 | if (commas++ == 0 && ckWARN(WARN_PACK)) |
4455 | Perl_warner(aTHX_ WARN_PACK, | |
43192e07 | 4456 | "Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 4457 | break; |
a0d0e21e | 4458 | case '%': |
cea2e8a9 | 4459 | DIE(aTHX_ "%% may only be used in unpack"); |
a0d0e21e LW |
4460 | case '@': |
4461 | len -= SvCUR(cat); | |
4462 | if (len > 0) | |
4463 | goto grow; | |
4464 | len = -len; | |
4465 | if (len > 0) | |
4466 | goto shrink; | |
4467 | break; | |
4468 | case 'X': | |
4469 | shrink: | |
4470 | if (SvCUR(cat) < len) | |
cea2e8a9 | 4471 | DIE(aTHX_ "X outside of string"); |
a0d0e21e LW |
4472 | SvCUR(cat) -= len; |
4473 | *SvEND(cat) = '\0'; | |
4474 | break; | |
4475 | case 'x': | |
4476 | grow: | |
4477 | while (len >= 10) { | |
4478 | sv_catpvn(cat, null10, 10); | |
4479 | len -= 10; | |
4480 | } | |
4481 | sv_catpvn(cat, null10, len); | |
4482 | break; | |
4483 | case 'A': | |
5a929a98 | 4484 | case 'Z': |
a0d0e21e LW |
4485 | case 'a': |
4486 | fromstr = NEXTFROM; | |
4487 | aptr = SvPV(fromstr, fromlen); | |
2b6c5635 | 4488 | if (pat[-1] == '*') { |
a0d0e21e | 4489 | len = fromlen; |
2b6c5635 GS |
4490 | if (datumtype == 'Z') |
4491 | ++len; | |
4492 | } | |
4493 | if (fromlen >= len) { | |
a0d0e21e | 4494 | sv_catpvn(cat, aptr, len); |
2b6c5635 GS |
4495 | if (datumtype == 'Z') |
4496 | *(SvEND(cat)-1) = '\0'; | |
4497 | } | |
a0d0e21e LW |
4498 | else { |
4499 | sv_catpvn(cat, aptr, fromlen); | |
4500 | len -= fromlen; | |
4501 | if (datumtype == 'A') { | |
4502 | while (len >= 10) { | |
4503 | sv_catpvn(cat, space10, 10); | |
4504 | len -= 10; | |
4505 | } | |
4506 | sv_catpvn(cat, space10, len); | |
4507 | } | |
4508 | else { | |
4509 | while (len >= 10) { | |
4510 | sv_catpvn(cat, null10, 10); | |
4511 | len -= 10; | |
4512 | } | |
4513 | sv_catpvn(cat, null10, len); | |
4514 | } | |
4515 | } | |
4516 | break; | |
4517 | case 'B': | |
4518 | case 'b': | |
4519 | { | |
abdc5761 | 4520 | register char *str; |
a0d0e21e | 4521 | I32 saveitems; |
79072805 | 4522 | |
a0d0e21e LW |
4523 | fromstr = NEXTFROM; |
4524 | saveitems = items; | |
abdc5761 | 4525 | str = SvPV(fromstr, fromlen); |
a0d0e21e LW |
4526 | if (pat[-1] == '*') |
4527 | len = fromlen; | |
a0d0e21e LW |
4528 | aint = SvCUR(cat); |
4529 | SvCUR(cat) += (len+7)/8; | |
4530 | SvGROW(cat, SvCUR(cat) + 1); | |
4531 | aptr = SvPVX(cat) + aint; | |
4532 | if (len > fromlen) | |
4533 | len = fromlen; | |
4534 | aint = len; | |
4535 | items = 0; | |
4536 | if (datumtype == 'B') { | |
4537 | for (len = 0; len++ < aint;) { | |
abdc5761 | 4538 | items |= *str++ & 1; |
a0d0e21e LW |
4539 | if (len & 7) |
4540 | items <<= 1; | |
4541 | else { | |
4542 | *aptr++ = items & 0xff; | |
4543 | items = 0; | |
4544 | } | |
4545 | } | |
4546 | } | |
4547 | else { | |
4548 | for (len = 0; len++ < aint;) { | |
abdc5761 | 4549 | if (*str++ & 1) |
a0d0e21e LW |
4550 | items |= 128; |
4551 | if (len & 7) | |
4552 | items >>= 1; | |
4553 | else { | |
4554 | *aptr++ = items & 0xff; | |
4555 | items = 0; | |
4556 | } | |
4557 | } | |
4558 | } | |
4559 | if (aint & 7) { | |
4560 | if (datumtype == 'B') | |
4561 | items <<= 7 - (aint & 7); | |
4562 | else | |
4563 | items >>= 7 - (aint & 7); | |
4564 | *aptr++ = items & 0xff; | |
4565 | } | |
abdc5761 GS |
4566 | str = SvPVX(cat) + SvCUR(cat); |
4567 | while (aptr <= str) | |
a0d0e21e | 4568 | *aptr++ = '\0'; |
79072805 | 4569 | |
a0d0e21e LW |
4570 | items = saveitems; |
4571 | } | |
4572 | break; | |
4573 | case 'H': | |
4574 | case 'h': | |
4575 | { | |
abdc5761 | 4576 | register char *str; |
a0d0e21e | 4577 | I32 saveitems; |
79072805 | 4578 | |
a0d0e21e LW |
4579 | fromstr = NEXTFROM; |
4580 | saveitems = items; | |
abdc5761 | 4581 | str = SvPV(fromstr, fromlen); |
a0d0e21e LW |
4582 | if (pat[-1] == '*') |
4583 | len = fromlen; | |
a0d0e21e LW |
4584 | aint = SvCUR(cat); |
4585 | SvCUR(cat) += (len+1)/2; | |
4586 | SvGROW(cat, SvCUR(cat) + 1); | |
4587 | aptr = SvPVX(cat) + aint; | |
4588 | if (len > fromlen) | |
4589 | len = fromlen; | |
4590 | aint = len; | |
4591 | items = 0; | |
4592 | if (datumtype == 'H') { | |
4593 | for (len = 0; len++ < aint;) { | |
abdc5761 GS |
4594 | if (isALPHA(*str)) |
4595 | items |= ((*str++ & 15) + 9) & 15; | |
a0d0e21e | 4596 | else |
abdc5761 | 4597 | items |= *str++ & 15; |
a0d0e21e LW |
4598 | if (len & 1) |
4599 | items <<= 4; | |
4600 | else { | |
4601 | *aptr++ = items & 0xff; | |
4602 | items = 0; | |
4603 | } | |
4604 | } | |
4605 | } | |
4606 | else { | |
4607 | for (len = 0; len++ < aint;) { | |
abdc5761 GS |
4608 | if (isALPHA(*str)) |
4609 | items |= (((*str++ & 15) + 9) & 15) << 4; | |
a0d0e21e | 4610 | else |
abdc5761 | 4611 | items |= (*str++ & 15) << 4; |
a0d0e21e LW |
4612 | if (len & 1) |
4613 | items >>= 4; | |
4614 | else { | |
4615 | *aptr++ = items & 0xff; | |
4616 | items = 0; | |
4617 | } | |
4618 | } | |
4619 | } | |
4620 | if (aint & 1) | |
4621 | *aptr++ = items & 0xff; | |
abdc5761 GS |
4622 | str = SvPVX(cat) + SvCUR(cat); |
4623 | while (aptr <= str) | |
a0d0e21e | 4624 | *aptr++ = '\0'; |
79072805 | 4625 | |
a0d0e21e LW |
4626 | items = saveitems; |
4627 | } | |
4628 | break; | |
4629 | case 'C': | |
4630 | case 'c': | |
4631 | while (len-- > 0) { | |
4632 | fromstr = NEXTFROM; | |
4633 | aint = SvIV(fromstr); | |
4634 | achar = aint; | |
4635 | sv_catpvn(cat, &achar, sizeof(char)); | |
4636 | } | |
4637 | break; | |
a0ed51b3 LW |
4638 | case 'U': |
4639 | while (len-- > 0) { | |
4640 | fromstr = NEXTFROM; | |
4641 | auint = SvUV(fromstr); | |
806e7201 | 4642 | SvGROW(cat, SvCUR(cat) + UTF8_MAXLEN); |
dfe13c55 GS |
4643 | SvCUR_set(cat, (char*)uv_to_utf8((U8*)SvEND(cat),auint) |
4644 | - SvPVX(cat)); | |
a0ed51b3 LW |
4645 | } |
4646 | *SvEND(cat) = '\0'; | |
4647 | break; | |
a0d0e21e LW |
4648 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ |
4649 | case 'f': | |
4650 | case 'F': | |
4651 | while (len-- > 0) { | |
4652 | fromstr = NEXTFROM; | |
4653 | afloat = (float)SvNV(fromstr); | |
4654 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
4655 | } | |
4656 | break; | |
4657 | case 'd': | |
4658 | case 'D': | |
4659 | while (len-- > 0) { | |
4660 | fromstr = NEXTFROM; | |
4661 | adouble = (double)SvNV(fromstr); | |
4662 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
4663 | } | |
4664 | break; | |
4665 | case 'n': | |
4666 | while (len-- > 0) { | |
4667 | fromstr = NEXTFROM; | |
4668 | ashort = (I16)SvIV(fromstr); | |
4669 | #ifdef HAS_HTONS | |
6ad3d225 | 4670 | ashort = PerlSock_htons(ashort); |
79072805 | 4671 | #endif |
96e4d5b1 | 4672 | CAT16(cat, &ashort); |
a0d0e21e LW |
4673 | } |
4674 | break; | |
4675 | case 'v': | |
4676 | while (len-- > 0) { | |
4677 | fromstr = NEXTFROM; | |
4678 | ashort = (I16)SvIV(fromstr); | |
4679 | #ifdef HAS_HTOVS | |
4680 | ashort = htovs(ashort); | |
79072805 | 4681 | #endif |
96e4d5b1 | 4682 | CAT16(cat, &ashort); |
a0d0e21e LW |
4683 | } |
4684 | break; | |
4685 | case 'S': | |
726ea183 | 4686 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
4687 | if (natint) { |
4688 | unsigned short aushort; | |
4689 | ||
4690 | while (len-- > 0) { | |
4691 | fromstr = NEXTFROM; | |
4692 | aushort = SvUV(fromstr); | |
4693 | sv_catpvn(cat, (char *)&aushort, sizeof(unsigned short)); | |
4694 | } | |
4695 | } | |
726ea183 JH |
4696 | else |
4697 | #endif | |
4698 | { | |
ef54e1a4 JH |
4699 | U16 aushort; |
4700 | ||
4701 | while (len-- > 0) { | |
4702 | fromstr = NEXTFROM; | |
726ea183 | 4703 | aushort = (U16)SvUV(fromstr); |
ef54e1a4 JH |
4704 | CAT16(cat, &aushort); |
4705 | } | |
726ea183 | 4706 | |
ef54e1a4 JH |
4707 | } |
4708 | break; | |
a0d0e21e | 4709 | case 's': |
c67712b2 | 4710 | #if SHORTSIZE != SIZE16 |
ef54e1a4 | 4711 | if (natint) { |
bf9315bb GS |
4712 | short ashort; |
4713 | ||
ef54e1a4 JH |
4714 | while (len-- > 0) { |
4715 | fromstr = NEXTFROM; | |
4716 | ashort = SvIV(fromstr); | |
4717 | sv_catpvn(cat, (char *)&ashort, sizeof(short)); | |
4718 | } | |
4719 | } | |
726ea183 JH |
4720 | else |
4721 | #endif | |
4722 | { | |
ef54e1a4 JH |
4723 | while (len-- > 0) { |
4724 | fromstr = NEXTFROM; | |
4725 | ashort = (I16)SvIV(fromstr); | |
4726 | CAT16(cat, &ashort); | |
4727 | } | |
a0d0e21e LW |
4728 | } |
4729 | break; | |
4730 | case 'I': | |
4731 | while (len-- > 0) { | |
4732 | fromstr = NEXTFROM; | |
96e4d5b1 | 4733 | auint = SvUV(fromstr); |
a0d0e21e LW |
4734 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
4735 | } | |
4736 | break; | |
def98dd4 UP |
4737 | case 'w': |
4738 | while (len-- > 0) { | |
bbce6d69 | 4739 | fromstr = NEXTFROM; |
65202027 | 4740 | adouble = Perl_floor(SvNV(fromstr)); |
bbce6d69 | 4741 | |
4742 | if (adouble < 0) | |
d470f89e | 4743 | DIE(aTHX_ "Cannot compress negative numbers"); |
bbce6d69 | 4744 | |
46fc3d4c | 4745 | if ( |
ef2d312d TH |
4746 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT |
4747 | adouble <= UV_MAX_cxux | |
4748 | #else | |
46fc3d4c | 4749 | adouble <= UV_MAX |
4750 | #endif | |
4751 | ) | |
4752 | { | |
bbce6d69 | 4753 | char buf[1 + sizeof(UV)]; |
4754 | char *in = buf + sizeof(buf); | |
db7c17d7 | 4755 | UV auv = U_V(adouble); |
bbce6d69 | 4756 | |
4757 | do { | |
4758 | *--in = (auv & 0x7f) | 0x80; | |
4759 | auv >>= 7; | |
4760 | } while (auv); | |
4761 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4762 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4763 | } | |
4764 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
4765 | char *from, *result, *in; | |
4766 | SV *norm; | |
4767 | STRLEN len; | |
4768 | bool done; | |
8ec5e241 | 4769 | |
bbce6d69 | 4770 | /* Copy string and check for compliance */ |
4771 | from = SvPV(fromstr, len); | |
4772 | if ((norm = is_an_int(from, len)) == NULL) | |
d470f89e | 4773 | DIE(aTHX_ "can compress only unsigned integer"); |
bbce6d69 | 4774 | |
4775 | New('w', result, len, char); | |
4776 | in = result + len; | |
4777 | done = FALSE; | |
4778 | while (!done) | |
4779 | *--in = div128(norm, &done) | 0x80; | |
4780 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
4781 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 4782 | Safefree(result); |
bbce6d69 | 4783 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 4784 | } |
bbce6d69 | 4785 | else if (SvNOKp(fromstr)) { |
4786 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
4787 | char *in = buf + sizeof(buf); | |
4788 | ||
4789 | do { | |
4790 | double next = floor(adouble / 128); | |
4791 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
4792 | if (--in < buf) /* this cannot happen ;-) */ | |
d470f89e | 4793 | DIE(aTHX_ "Cannot compress integer"); |
bbce6d69 | 4794 | adouble = next; |
4795 | } while (adouble > 0); | |
4796 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4797 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4798 | } | |
4799 | else | |
d470f89e | 4800 | DIE(aTHX_ "Cannot compress non integer"); |
bbce6d69 | 4801 | } |
def98dd4 | 4802 | break; |
a0d0e21e LW |
4803 | case 'i': |
4804 | while (len-- > 0) { | |
4805 | fromstr = NEXTFROM; | |
4806 | aint = SvIV(fromstr); | |
4807 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
4808 | } | |
4809 | break; | |
4810 | case 'N': | |
4811 | while (len-- > 0) { | |
4812 | fromstr = NEXTFROM; | |
96e4d5b1 | 4813 | aulong = SvUV(fromstr); |
a0d0e21e | 4814 | #ifdef HAS_HTONL |
6ad3d225 | 4815 | aulong = PerlSock_htonl(aulong); |
79072805 | 4816 | #endif |
96e4d5b1 | 4817 | CAT32(cat, &aulong); |
a0d0e21e LW |
4818 | } |
4819 | break; | |
4820 | case 'V': | |
4821 | while (len-- > 0) { | |
4822 | fromstr = NEXTFROM; | |
96e4d5b1 | 4823 | aulong = SvUV(fromstr); |
a0d0e21e LW |
4824 | #ifdef HAS_HTOVL |
4825 | aulong = htovl(aulong); | |
79072805 | 4826 | #endif |
96e4d5b1 | 4827 | CAT32(cat, &aulong); |
a0d0e21e LW |
4828 | } |
4829 | break; | |
4830 | case 'L': | |
726ea183 | 4831 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 4832 | if (natint) { |
bf9315bb GS |
4833 | unsigned long aulong; |
4834 | ||
ef54e1a4 JH |
4835 | while (len-- > 0) { |
4836 | fromstr = NEXTFROM; | |
4837 | aulong = SvUV(fromstr); | |
4838 | sv_catpvn(cat, (char *)&aulong, sizeof(unsigned long)); | |
4839 | } | |
4840 | } | |
726ea183 JH |
4841 | else |
4842 | #endif | |
4843 | { | |
ef54e1a4 JH |
4844 | while (len-- > 0) { |
4845 | fromstr = NEXTFROM; | |
4846 | aulong = SvUV(fromstr); | |
4847 | CAT32(cat, &aulong); | |
4848 | } | |
a0d0e21e LW |
4849 | } |
4850 | break; | |
4851 | case 'l': | |
726ea183 | 4852 | #if LONGSIZE != SIZE32 |
ef54e1a4 | 4853 | if (natint) { |
bf9315bb GS |
4854 | long along; |
4855 | ||
ef54e1a4 JH |
4856 | while (len-- > 0) { |
4857 | fromstr = NEXTFROM; | |
4858 | along = SvIV(fromstr); | |
4859 | sv_catpvn(cat, (char *)&along, sizeof(long)); | |
4860 | } | |
4861 | } | |
726ea183 JH |
4862 | else |
4863 | #endif | |
4864 | { | |
ef54e1a4 JH |
4865 | while (len-- > 0) { |
4866 | fromstr = NEXTFROM; | |
4867 | along = SvIV(fromstr); | |
4868 | CAT32(cat, &along); | |
4869 | } | |
a0d0e21e LW |
4870 | } |
4871 | break; | |
6b8eaf93 | 4872 | #ifdef HAS_QUAD |
a0d0e21e LW |
4873 | case 'Q': |
4874 | while (len-- > 0) { | |
4875 | fromstr = NEXTFROM; | |
bf9315bb | 4876 | auquad = (Uquad_t)SvUV(fromstr); |
e862df63 | 4877 | sv_catpvn(cat, (char*)&auquad, sizeof(Uquad_t)); |
a0d0e21e LW |
4878 | } |
4879 | break; | |
4880 | case 'q': | |
4881 | while (len-- > 0) { | |
4882 | fromstr = NEXTFROM; | |
ecfc5424 AD |
4883 | aquad = (Quad_t)SvIV(fromstr); |
4884 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
4885 | } |
4886 | break; | |
1b8cd678 | 4887 | #endif |
a0d0e21e LW |
4888 | case 'P': |
4889 | len = 1; /* assume SV is correct length */ | |
4890 | /* FALL THROUGH */ | |
4891 | case 'p': | |
4892 | while (len-- > 0) { | |
4893 | fromstr = NEXTFROM; | |
3280af22 | 4894 | if (fromstr == &PL_sv_undef) |
84902520 | 4895 | aptr = NULL; |
72dbcb4b | 4896 | else { |
2d8e6c8d | 4897 | STRLEN n_a; |
84902520 TB |
4898 | /* XXX better yet, could spirit away the string to |
4899 | * a safe spot and hang on to it until the result | |
4900 | * of pack() (and all copies of the result) are | |
4901 | * gone. | |
4902 | */ | |
e476b1b5 | 4903 | if (ckWARN(WARN_PACK) && (SvTEMP(fromstr) |
014822e4 GS |
4904 | || (SvPADTMP(fromstr) |
4905 | && !SvREADONLY(fromstr)))) | |
4906 | { | |
e476b1b5 | 4907 | Perl_warner(aTHX_ WARN_PACK, |
599cee73 | 4908 | "Attempt to pack pointer to temporary value"); |
014822e4 | 4909 | } |
84902520 | 4910 | if (SvPOK(fromstr) || SvNIOK(fromstr)) |
2d8e6c8d | 4911 | aptr = SvPV(fromstr,n_a); |
84902520 | 4912 | else |
2d8e6c8d | 4913 | aptr = SvPV_force(fromstr,n_a); |
72dbcb4b | 4914 | } |
a0d0e21e LW |
4915 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
4916 | } | |
4917 | break; | |
4918 | case 'u': | |
4919 | fromstr = NEXTFROM; | |
4920 | aptr = SvPV(fromstr, fromlen); | |
4921 | SvGROW(cat, fromlen * 4 / 3); | |
4922 | if (len <= 1) | |
4923 | len = 45; | |
4924 | else | |
4925 | len = len / 3 * 3; | |
4926 | while (fromlen > 0) { | |
4927 | I32 todo; | |
79072805 | 4928 | |
a0d0e21e LW |
4929 | if (fromlen > len) |
4930 | todo = len; | |
4931 | else | |
4932 | todo = fromlen; | |
4933 | doencodes(cat, aptr, todo); | |
4934 | fromlen -= todo; | |
4935 | aptr += todo; | |
4936 | } | |
4937 | break; | |
4938 | } | |
4939 | } | |
4940 | SvSETMAGIC(cat); | |
4941 | SP = ORIGMARK; | |
4942 | PUSHs(cat); | |
4943 | RETURN; | |
79072805 | 4944 | } |
a0d0e21e | 4945 | #undef NEXTFROM |
79072805 | 4946 | |
8ec5e241 | 4947 | |
a0d0e21e | 4948 | PP(pp_split) |
79072805 | 4949 | { |
4e35701f | 4950 | djSP; dTARG; |
a0d0e21e LW |
4951 | AV *ary; |
4952 | register I32 limit = POPi; /* note, negative is forever */ | |
4953 | SV *sv = POPs; | |
4954 | STRLEN len; | |
4955 | register char *s = SvPV(sv, len); | |
4956 | char *strend = s + len; | |
44a8e56a | 4957 | register PMOP *pm; |
d9f97599 | 4958 | register REGEXP *rx; |
a0d0e21e LW |
4959 | register SV *dstr; |
4960 | register char *m; | |
4961 | I32 iters = 0; | |
4962 | I32 maxiters = (strend - s) + 10; | |
4963 | I32 i; | |
4964 | char *orig; | |
4965 | I32 origlimit = limit; | |
4966 | I32 realarray = 0; | |
4967 | I32 base; | |
3280af22 | 4968 | AV *oldstack = PL_curstack; |
54310121 | 4969 | I32 gimme = GIMME_V; |
3280af22 | 4970 | I32 oldsave = PL_savestack_ix; |
8ec5e241 NIS |
4971 | I32 make_mortal = 1; |
4972 | MAGIC *mg = (MAGIC *) NULL; | |
79072805 | 4973 | |
44a8e56a | 4974 | #ifdef DEBUGGING |
4975 | Copy(&LvTARGOFF(POPs), &pm, 1, PMOP*); | |
4976 | #else | |
4977 | pm = (PMOP*)POPs; | |
4978 | #endif | |
a0d0e21e | 4979 | if (!pm || !s) |
cea2e8a9 | 4980 | DIE(aTHX_ "panic: do_split"); |
d9f97599 | 4981 | rx = pm->op_pmregexp; |
bbce6d69 | 4982 | |
4983 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
4984 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
4985 | ||
971a9dd3 GS |
4986 | if (pm->op_pmreplroot) { |
4987 | #ifdef USE_ITHREADS | |
4988 | ary = GvAVn((GV*)PL_curpad[(PADOFFSET)pm->op_pmreplroot]); | |
4989 | #else | |
a0d0e21e | 4990 | ary = GvAVn((GV*)pm->op_pmreplroot); |
971a9dd3 GS |
4991 | #endif |
4992 | } | |
a0d0e21e | 4993 | else if (gimme != G_ARRAY) |
6d4ff0d2 | 4994 | #ifdef USE_THREADS |
533c011a | 4995 | ary = (AV*)PL_curpad[0]; |
6d4ff0d2 | 4996 | #else |
3280af22 | 4997 | ary = GvAVn(PL_defgv); |
6d4ff0d2 | 4998 | #endif /* USE_THREADS */ |
79072805 | 4999 | else |
a0d0e21e LW |
5000 | ary = Nullav; |
5001 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
5002 | realarray = 1; | |
8ec5e241 | 5003 | PUTBACK; |
a0d0e21e LW |
5004 | av_extend(ary,0); |
5005 | av_clear(ary); | |
8ec5e241 | 5006 | SPAGAIN; |
155aba94 | 5007 | if ((mg = SvTIED_mg((SV*)ary, 'P'))) { |
8ec5e241 | 5008 | PUSHMARK(SP); |
33c27489 | 5009 | XPUSHs(SvTIED_obj((SV*)ary, mg)); |
8ec5e241 NIS |
5010 | } |
5011 | else { | |
1c0b011c NIS |
5012 | if (!AvREAL(ary)) { |
5013 | AvREAL_on(ary); | |
abff13bb | 5014 | AvREIFY_off(ary); |
1c0b011c | 5015 | for (i = AvFILLp(ary); i >= 0; i--) |
3280af22 | 5016 | AvARRAY(ary)[i] = &PL_sv_undef; /* don't free mere refs */ |
1c0b011c NIS |
5017 | } |
5018 | /* temporarily switch stacks */ | |
3280af22 | 5019 | SWITCHSTACK(PL_curstack, ary); |
8ec5e241 | 5020 | make_mortal = 0; |
1c0b011c | 5021 | } |
79072805 | 5022 | } |
3280af22 | 5023 | base = SP - PL_stack_base; |
a0d0e21e LW |
5024 | orig = s; |
5025 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 5026 | if (pm->op_pmflags & PMf_LOCALE) { |
5027 | while (isSPACE_LC(*s)) | |
5028 | s++; | |
5029 | } | |
5030 | else { | |
5031 | while (isSPACE(*s)) | |
5032 | s++; | |
5033 | } | |
a0d0e21e | 5034 | } |
c07a80fd | 5035 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3280af22 NIS |
5036 | SAVEINT(PL_multiline); |
5037 | PL_multiline = pm->op_pmflags & PMf_MULTILINE; | |
c07a80fd | 5038 | } |
5039 | ||
a0d0e21e LW |
5040 | if (!limit) |
5041 | limit = maxiters + 2; | |
5042 | if (pm->op_pmflags & PMf_WHITE) { | |
5043 | while (--limit) { | |
bbce6d69 | 5044 | m = s; |
5045 | while (m < strend && | |
5046 | !((pm->op_pmflags & PMf_LOCALE) | |
5047 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
5048 | ++m; | |
a0d0e21e LW |
5049 | if (m >= strend) |
5050 | break; | |
bbce6d69 | 5051 | |
a0d0e21e LW |
5052 | dstr = NEWSV(30, m-s); |
5053 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5054 | if (make_mortal) |
a0d0e21e LW |
5055 | sv_2mortal(dstr); |
5056 | XPUSHs(dstr); | |
bbce6d69 | 5057 | |
5058 | s = m + 1; | |
5059 | while (s < strend && | |
5060 | ((pm->op_pmflags & PMf_LOCALE) | |
5061 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
5062 | ++s; | |
79072805 LW |
5063 | } |
5064 | } | |
f4091fba | 5065 | else if (strEQ("^", rx->precomp)) { |
a0d0e21e LW |
5066 | while (--limit) { |
5067 | /*SUPPRESS 530*/ | |
5068 | for (m = s; m < strend && *m != '\n'; m++) ; | |
5069 | m++; | |
5070 | if (m >= strend) | |
5071 | break; | |
5072 | dstr = NEWSV(30, m-s); | |
5073 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5074 | if (make_mortal) |
a0d0e21e LW |
5075 | sv_2mortal(dstr); |
5076 | XPUSHs(dstr); | |
5077 | s = m; | |
5078 | } | |
5079 | } | |
f722798b | 5080 | else if ((rx->reganch & RE_USE_INTUIT) && !rx->nparens |
d9f97599 GS |
5081 | && (rx->reganch & ROPT_CHECK_ALL) |
5082 | && !(rx->reganch & ROPT_ANCH)) { | |
f722798b IZ |
5083 | int tail = (rx->reganch & RE_INTUIT_TAIL); |
5084 | SV *csv = CALLREG_INTUIT_STRING(aTHX_ rx); | |
5085 | char c; | |
cf93c79d | 5086 | |
ca5b42cb GS |
5087 | len = rx->minlen; |
5088 | if (len == 1 && !tail) { | |
5089 | c = *SvPV(csv,len); | |
a0d0e21e | 5090 | while (--limit) { |
bbce6d69 | 5091 | /*SUPPRESS 530*/ |
f722798b | 5092 | for (m = s; m < strend && *m != c; m++) ; |
a0d0e21e LW |
5093 | if (m >= strend) |
5094 | break; | |
5095 | dstr = NEWSV(30, m-s); | |
5096 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5097 | if (make_mortal) |
a0d0e21e LW |
5098 | sv_2mortal(dstr); |
5099 | XPUSHs(dstr); | |
5100 | s = m + 1; | |
5101 | } | |
5102 | } | |
5103 | else { | |
5104 | #ifndef lint | |
5105 | while (s < strend && --limit && | |
f722798b IZ |
5106 | (m = fbm_instr((unsigned char*)s, (unsigned char*)strend, |
5107 | csv, PL_multiline ? FBMrf_MULTILINE : 0)) ) | |
79072805 | 5108 | #endif |
a0d0e21e LW |
5109 | { |
5110 | dstr = NEWSV(31, m-s); | |
5111 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5112 | if (make_mortal) |
a0d0e21e LW |
5113 | sv_2mortal(dstr); |
5114 | XPUSHs(dstr); | |
ca5b42cb | 5115 | s = m + len; /* Fake \n at the end */ |
a0d0e21e | 5116 | } |
463ee0b2 | 5117 | } |
463ee0b2 | 5118 | } |
a0d0e21e | 5119 | else { |
d9f97599 | 5120 | maxiters += (strend - s) * rx->nparens; |
f722798b IZ |
5121 | while (s < strend && --limit |
5122 | /* && (!rx->check_substr | |
5123 | || ((s = CALLREG_INTUIT_START(aTHX_ rx, sv, s, strend, | |
5124 | 0, NULL)))) | |
5125 | */ && CALLREGEXEC(aTHX_ rx, s, strend, orig, | |
5126 | 1 /* minend */, sv, NULL, 0)) | |
bbce6d69 | 5127 | { |
d9f97599 | 5128 | TAINT_IF(RX_MATCH_TAINTED(rx)); |
cf93c79d | 5129 | if (RX_MATCH_COPIED(rx) && rx->subbeg != orig) { |
a0d0e21e LW |
5130 | m = s; |
5131 | s = orig; | |
cf93c79d | 5132 | orig = rx->subbeg; |
a0d0e21e LW |
5133 | s = orig + (m - s); |
5134 | strend = s + (strend - m); | |
5135 | } | |
cf93c79d | 5136 | m = rx->startp[0] + orig; |
a0d0e21e LW |
5137 | dstr = NEWSV(32, m-s); |
5138 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5139 | if (make_mortal) |
a0d0e21e LW |
5140 | sv_2mortal(dstr); |
5141 | XPUSHs(dstr); | |
d9f97599 GS |
5142 | if (rx->nparens) { |
5143 | for (i = 1; i <= rx->nparens; i++) { | |
cf93c79d IZ |
5144 | s = rx->startp[i] + orig; |
5145 | m = rx->endp[i] + orig; | |
748a9306 LW |
5146 | if (m && s) { |
5147 | dstr = NEWSV(33, m-s); | |
5148 | sv_setpvn(dstr, s, m-s); | |
5149 | } | |
5150 | else | |
5151 | dstr = NEWSV(33, 0); | |
8ec5e241 | 5152 | if (make_mortal) |
a0d0e21e LW |
5153 | sv_2mortal(dstr); |
5154 | XPUSHs(dstr); | |
5155 | } | |
5156 | } | |
cf93c79d | 5157 | s = rx->endp[0] + orig; |
a0d0e21e | 5158 | } |
79072805 | 5159 | } |
8ec5e241 | 5160 | |
c07a80fd | 5161 | LEAVE_SCOPE(oldsave); |
3280af22 | 5162 | iters = (SP - PL_stack_base) - base; |
a0d0e21e | 5163 | if (iters > maxiters) |
cea2e8a9 | 5164 | DIE(aTHX_ "Split loop"); |
8ec5e241 | 5165 | |
a0d0e21e LW |
5166 | /* keep field after final delim? */ |
5167 | if (s < strend || (iters && origlimit)) { | |
5168 | dstr = NEWSV(34, strend-s); | |
5169 | sv_setpvn(dstr, s, strend-s); | |
8ec5e241 | 5170 | if (make_mortal) |
a0d0e21e LW |
5171 | sv_2mortal(dstr); |
5172 | XPUSHs(dstr); | |
5173 | iters++; | |
79072805 | 5174 | } |
a0d0e21e | 5175 | else if (!origlimit) { |
b1dadf13 | 5176 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
5177 | iters--, SP--; |
5178 | } | |
8ec5e241 | 5179 | |
a0d0e21e | 5180 | if (realarray) { |
8ec5e241 | 5181 | if (!mg) { |
1c0b011c NIS |
5182 | SWITCHSTACK(ary, oldstack); |
5183 | if (SvSMAGICAL(ary)) { | |
5184 | PUTBACK; | |
5185 | mg_set((SV*)ary); | |
5186 | SPAGAIN; | |
5187 | } | |
5188 | if (gimme == G_ARRAY) { | |
5189 | EXTEND(SP, iters); | |
5190 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
5191 | SP += iters; | |
5192 | RETURN; | |
5193 | } | |
8ec5e241 | 5194 | } |
1c0b011c | 5195 | else { |
fb73857a | 5196 | PUTBACK; |
8ec5e241 | 5197 | ENTER; |
864dbfa3 | 5198 | call_method("PUSH",G_SCALAR|G_DISCARD); |
8ec5e241 | 5199 | LEAVE; |
fb73857a | 5200 | SPAGAIN; |
8ec5e241 NIS |
5201 | if (gimme == G_ARRAY) { |
5202 | /* EXTEND should not be needed - we just popped them */ | |
5203 | EXTEND(SP, iters); | |
5204 | for (i=0; i < iters; i++) { | |
5205 | SV **svp = av_fetch(ary, i, FALSE); | |
3280af22 | 5206 | PUSHs((svp) ? *svp : &PL_sv_undef); |
8ec5e241 | 5207 | } |
1c0b011c NIS |
5208 | RETURN; |
5209 | } | |
a0d0e21e LW |
5210 | } |
5211 | } | |
5212 | else { | |
5213 | if (gimme == G_ARRAY) | |
5214 | RETURN; | |
5215 | } | |
5216 | if (iters || !pm->op_pmreplroot) { | |
5217 | GETTARGET; | |
5218 | PUSHi(iters); | |
5219 | RETURN; | |
5220 | } | |
5221 | RETPUSHUNDEF; | |
79072805 | 5222 | } |
85e6fe83 | 5223 | |
c0329465 | 5224 | #ifdef USE_THREADS |
77a005ab | 5225 | void |
864dbfa3 | 5226 | Perl_unlock_condpair(pTHX_ void *svv) |
c0329465 MB |
5227 | { |
5228 | dTHR; | |
5229 | MAGIC *mg = mg_find((SV*)svv, 'm'); | |
8ec5e241 | 5230 | |
c0329465 | 5231 | if (!mg) |
cea2e8a9 | 5232 | Perl_croak(aTHX_ "panic: unlock_condpair unlocking non-mutex"); |
c0329465 MB |
5233 | MUTEX_LOCK(MgMUTEXP(mg)); |
5234 | if (MgOWNER(mg) != thr) | |
cea2e8a9 | 5235 | Perl_croak(aTHX_ "panic: unlock_condpair unlocking mutex that we don't own"); |
c0329465 MB |
5236 | MgOWNER(mg) = 0; |
5237 | COND_SIGNAL(MgOWNERCONDP(mg)); | |
b900a521 JH |
5238 | DEBUG_S(PerlIO_printf(Perl_debug_log, "0x%"UVxf": unlock 0x%"UVxf"\n", |
5239 | PTR2UV(thr), PTR2UV(svv));) | |
c0329465 MB |
5240 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
5241 | } | |
5242 | #endif /* USE_THREADS */ | |
5243 | ||
5244 | PP(pp_lock) | |
5245 | { | |
4e35701f | 5246 | djSP; |
c0329465 | 5247 | dTOPss; |
e55aaa0e MB |
5248 | SV *retsv = sv; |
5249 | #ifdef USE_THREADS | |
c0329465 | 5250 | MAGIC *mg; |
8ec5e241 | 5251 | |
c0329465 MB |
5252 | if (SvROK(sv)) |
5253 | sv = SvRV(sv); | |
5254 | ||
5255 | mg = condpair_magic(sv); | |
5256 | MUTEX_LOCK(MgMUTEXP(mg)); | |
5257 | if (MgOWNER(mg) == thr) | |
5258 | MUTEX_UNLOCK(MgMUTEXP(mg)); | |
5259 | else { | |
5260 | while (MgOWNER(mg)) | |
5261 | COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg)); | |
5262 | MgOWNER(mg) = thr; | |
b900a521 JH |
5263 | DEBUG_S(PerlIO_printf(Perl_debug_log, "0x%"UVxf": pp_lock lock 0x%"UVxf"\n", |
5264 | PTR2UV(thr), PTR2UV(sv));) | |
c0329465 | 5265 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
c76ac1ee | 5266 | SAVEDESTRUCTOR_X(Perl_unlock_condpair, sv); |
c0329465 MB |
5267 | } |
5268 | #endif /* USE_THREADS */ | |
e55aaa0e MB |
5269 | if (SvTYPE(retsv) == SVt_PVAV || SvTYPE(retsv) == SVt_PVHV |
5270 | || SvTYPE(retsv) == SVt_PVCV) { | |
5271 | retsv = refto(retsv); | |
5272 | } | |
5273 | SETs(retsv); | |
c0329465 MB |
5274 | RETURN; |
5275 | } | |
a863c7d1 | 5276 | |
2faa37cc | 5277 | PP(pp_threadsv) |
a863c7d1 | 5278 | { |
57d3b86d | 5279 | #ifdef USE_THREADS |
155aba94 | 5280 | djSP; |
924508f0 | 5281 | EXTEND(SP, 1); |
533c011a NIS |
5282 | if (PL_op->op_private & OPpLVAL_INTRO) |
5283 | PUSHs(*save_threadsv(PL_op->op_targ)); | |
554b3eca | 5284 | else |
533c011a | 5285 | PUSHs(THREADSV(PL_op->op_targ)); |
fdb47d66 | 5286 | RETURN; |
a863c7d1 | 5287 | #else |
cea2e8a9 | 5288 | DIE(aTHX_ "tried to access per-thread data in non-threaded perl"); |
a863c7d1 | 5289 | #endif /* USE_THREADS */ |
a863c7d1 | 5290 | } |