Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
4eb8286e | 3 | * Copyright (c) 1991-1999, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
36477c24 | 18 | /* |
ef2d312d TH |
19 | * The compiler on Concurrent CX/UX systems has a subtle bug which only |
20 | * seems to show up when compiling pp.c - it generates the wrong double | |
21 | * precision constant value for (double)UV_MAX when used inline in the body | |
22 | * of the code below, so this makes a static variable up front (which the | |
23 | * compiler seems to get correct) and uses it in place of UV_MAX below. | |
24 | */ | |
25 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT | |
26 | static double UV_MAX_cxux = ((double)UV_MAX); | |
8ec5e241 | 27 | #endif |
ef2d312d TH |
28 | |
29 | /* | |
36477c24 | 30 | * Types used in bitwise operations. |
31 | * | |
32 | * Normally we'd just use IV and UV. However, some hardware and | |
33 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
34 | * floating-point type to use for NV that has adequate bits to fully | |
35 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
36 | * | |
96e4d5b1 | 37 | * It just so happens that "int" is the right size almost everywhere. |
36477c24 | 38 | */ |
39 | typedef int IBW; | |
40 | typedef unsigned UBW; | |
41 | ||
96e4d5b1 | 42 | /* |
43 | * Mask used after bitwise operations. | |
44 | * | |
45 | * There is at least one realm (Cray word machines) that doesn't | |
46 | * have an integral type (except char) small enough to be represented | |
47 | * in a double without loss; that is, it has no 32-bit type. | |
48 | */ | |
6ee623d5 | 49 | #if LONGSIZE > 4 && defined(_CRAY) && !defined(_CRAYMPP) |
46fc3d4c | 50 | # define BW_BITS 32 |
51 | # define BW_MASK ((1 << BW_BITS) - 1) | |
52 | # define BW_SIGN (1 << (BW_BITS - 1)) | |
96e4d5b1 | 53 | # define BWi(i) (((i) & BW_SIGN) ? ((i) | ~BW_MASK) : ((i) & BW_MASK)) |
54 | # define BWu(u) ((u) & BW_MASK) | |
55 | #else | |
56 | # define BWi(i) (i) | |
57 | # define BWu(u) (u) | |
58 | #endif | |
59 | ||
60 | /* | |
61 | * Offset for integer pack/unpack. | |
62 | * | |
63 | * On architectures where I16 and I32 aren't really 16 and 32 bits, | |
64 | * which for now are all Crays, pack and unpack have to play games. | |
65 | */ | |
66 | ||
67 | /* | |
68 | * These values are required for portability of pack() output. | |
69 | * If they're not right on your machine, then pack() and unpack() | |
70 | * wouldn't work right anyway; you'll need to apply the Cray hack. | |
71 | * (I'd like to check them with #if, but you can't use sizeof() in | |
dc45a647 MB |
72 | * the preprocessor.) --??? |
73 | */ | |
74 | /* | |
75 | The appropriate SHORTSIZE, INTSIZE, LONGSIZE, and LONGLONGSIZE | |
76 | defines are now in config.h. --Andy Dougherty April 1998 | |
96e4d5b1 | 77 | */ |
78 | #define SIZE16 2 | |
79 | #define SIZE32 4 | |
80 | ||
9851f69c JH |
81 | /* CROSSCOMPILE and MULTIARCH are going to affect pp_pack() and pp_unpack(). |
82 | --jhi Feb 1999 */ | |
83 | ||
726ea183 JH |
84 | #if SHORTSIZE != SIZE16 || LONGSIZE != SIZE32 |
85 | # define PERL_NATINT_PACK | |
86 | #endif | |
87 | ||
96e4d5b1 | 88 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) |
89 | # if BYTEORDER == 0x12345678 | |
90 | # define OFF16(p) (char*)(p) | |
91 | # define OFF32(p) (char*)(p) | |
92 | # else | |
93 | # if BYTEORDER == 0x87654321 | |
94 | # define OFF16(p) ((char*)(p) + (sizeof(U16) - SIZE16)) | |
95 | # define OFF32(p) ((char*)(p) + (sizeof(U32) - SIZE32)) | |
96 | # else | |
97 | }}}} bad cray byte order | |
98 | # endif | |
99 | # endif | |
100 | # define COPY16(s,p) (*(p) = 0, Copy(s, OFF16(p), SIZE16, char)) | |
101 | # define COPY32(s,p) (*(p) = 0, Copy(s, OFF32(p), SIZE32, char)) | |
ef54e1a4 | 102 | # define COPYNN(s,p,n) (*(p) = 0, Copy(s, (char *)(p), n, char)) |
96e4d5b1 | 103 | # define CAT16(sv,p) sv_catpvn(sv, OFF16(p), SIZE16) |
104 | # define CAT32(sv,p) sv_catpvn(sv, OFF32(p), SIZE32) | |
105 | #else | |
106 | # define COPY16(s,p) Copy(s, p, SIZE16, char) | |
107 | # define COPY32(s,p) Copy(s, p, SIZE32, char) | |
ef54e1a4 | 108 | # define COPYNN(s,p,n) Copy(s, (char *)(p), n, char) |
96e4d5b1 | 109 | # define CAT16(sv,p) sv_catpvn(sv, (char*)(p), SIZE16) |
110 | # define CAT32(sv,p) sv_catpvn(sv, (char*)(p), SIZE32) | |
111 | #endif | |
112 | ||
76e3520e | 113 | #ifndef PERL_OBJECT |
71be2cbc | 114 | static void doencodes _((SV* sv, char* s, I32 len)); |
93dc8474 CS |
115 | static SV* refto _((SV* sv)); |
116 | static U32 seed _((void)); | |
76e3520e | 117 | #endif |
93dc8474 | 118 | |
a0d0e21e | 119 | /* variations on pp_null */ |
79072805 | 120 | |
8ac85365 NIS |
121 | #ifdef I_UNISTD |
122 | #include <unistd.h> | |
123 | #endif | |
dfe9444c AD |
124 | |
125 | /* XXX I can't imagine anyone who doesn't have this actually _needs_ | |
126 | it, since pid_t is an integral type. | |
127 | --AD 2/20/1998 | |
128 | */ | |
129 | #ifdef NEED_GETPID_PROTO | |
130 | extern Pid_t getpid (void); | |
8ac85365 NIS |
131 | #endif |
132 | ||
93a17b20 LW |
133 | PP(pp_stub) |
134 | { | |
4e35701f | 135 | djSP; |
54310121 | 136 | if (GIMME_V == G_SCALAR) |
3280af22 | 137 | XPUSHs(&PL_sv_undef); |
93a17b20 LW |
138 | RETURN; |
139 | } | |
140 | ||
79072805 LW |
141 | PP(pp_scalar) |
142 | { | |
143 | return NORMAL; | |
144 | } | |
145 | ||
146 | /* Pushy stuff. */ | |
147 | ||
93a17b20 LW |
148 | PP(pp_padav) |
149 | { | |
4e35701f | 150 | djSP; dTARGET; |
533c011a NIS |
151 | if (PL_op->op_private & OPpLVAL_INTRO) |
152 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
85e6fe83 | 153 | EXTEND(SP, 1); |
533c011a | 154 | if (PL_op->op_flags & OPf_REF) { |
85e6fe83 | 155 | PUSHs(TARG); |
93a17b20 | 156 | RETURN; |
85e6fe83 LW |
157 | } |
158 | if (GIMME == G_ARRAY) { | |
159 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
160 | EXTEND(SP, maxarg); | |
93965878 NIS |
161 | if (SvMAGICAL(TARG)) { |
162 | U32 i; | |
163 | for (i=0; i < maxarg; i++) { | |
164 | SV **svp = av_fetch((AV*)TARG, i, FALSE); | |
3280af22 | 165 | SP[i+1] = (svp) ? *svp : &PL_sv_undef; |
93965878 NIS |
166 | } |
167 | } | |
168 | else { | |
169 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
170 | } | |
85e6fe83 LW |
171 | SP += maxarg; |
172 | } | |
173 | else { | |
174 | SV* sv = sv_newmortal(); | |
175 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
176 | sv_setiv(sv, maxarg); | |
177 | PUSHs(sv); | |
178 | } | |
179 | RETURN; | |
93a17b20 LW |
180 | } |
181 | ||
182 | PP(pp_padhv) | |
183 | { | |
4e35701f | 184 | djSP; dTARGET; |
54310121 | 185 | I32 gimme; |
186 | ||
93a17b20 | 187 | XPUSHs(TARG); |
533c011a NIS |
188 | if (PL_op->op_private & OPpLVAL_INTRO) |
189 | SAVECLEARSV(PL_curpad[PL_op->op_targ]); | |
190 | if (PL_op->op_flags & OPf_REF) | |
93a17b20 | 191 | RETURN; |
54310121 | 192 | gimme = GIMME_V; |
193 | if (gimme == G_ARRAY) { | |
a0d0e21e | 194 | RETURNOP(do_kv(ARGS)); |
85e6fe83 | 195 | } |
54310121 | 196 | else if (gimme == G_SCALAR) { |
85e6fe83 | 197 | SV* sv = sv_newmortal(); |
46fc3d4c | 198 | if (HvFILL((HV*)TARG)) |
199 | sv_setpvf(sv, "%ld/%ld", | |
200 | (long)HvFILL((HV*)TARG), (long)HvMAX((HV*)TARG) + 1); | |
85e6fe83 LW |
201 | else |
202 | sv_setiv(sv, 0); | |
203 | SETs(sv); | |
85e6fe83 | 204 | } |
54310121 | 205 | RETURN; |
93a17b20 LW |
206 | } |
207 | ||
ed6116ce LW |
208 | PP(pp_padany) |
209 | { | |
210 | DIE("NOT IMPL LINE %d",__LINE__); | |
211 | } | |
212 | ||
79072805 LW |
213 | /* Translations. */ |
214 | ||
215 | PP(pp_rv2gv) | |
216 | { | |
853846ea | 217 | djSP; dTOPss; |
8ec5e241 | 218 | |
ed6116ce | 219 | if (SvROK(sv)) { |
a0d0e21e | 220 | wasref: |
f5284f61 IZ |
221 | tryAMAGICunDEREF(to_gv); |
222 | ||
ed6116ce | 223 | sv = SvRV(sv); |
b1dadf13 | 224 | if (SvTYPE(sv) == SVt_PVIO) { |
225 | GV *gv = (GV*) sv_newmortal(); | |
226 | gv_init(gv, 0, "", 0, 0); | |
227 | GvIOp(gv) = (IO *)sv; | |
3e3baf6d | 228 | (void)SvREFCNT_inc(sv); |
b1dadf13 | 229 | sv = (SV*) gv; |
ef54e1a4 JH |
230 | } |
231 | else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 232 | DIE("Not a GLOB reference"); |
79072805 LW |
233 | } |
234 | else { | |
93a17b20 | 235 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 | 236 | char *sym; |
2d8e6c8d | 237 | STRLEN n_a; |
748a9306 | 238 | |
a0d0e21e LW |
239 | if (SvGMAGICAL(sv)) { |
240 | mg_get(sv); | |
241 | if (SvROK(sv)) | |
242 | goto wasref; | |
243 | } | |
244 | if (!SvOK(sv)) { | |
853846ea NIS |
245 | /* If this is a 'my' scalar and flag is set then vivify |
246 | * NI-S 1999/05/07 | |
247 | */ | |
248 | if ( (PL_op->op_private & OPpDEREF) && | |
249 | cUNOP->op_first->op_type == OP_PADSV ) { | |
250 | STRLEN len; | |
251 | SV *padname = *av_fetch(PL_comppad_name, cUNOP->op_first->op_targ, 4); | |
252 | char *name = SvPV(padname,len); | |
253 | GV *gv = (GV *) newSV(0); | |
254 | gv_init(gv, PL_curcop->cop_stash, name, len, 0); | |
255 | sv_upgrade(sv, SVt_RV); | |
256 | SvRV(sv) = (SV *) gv; | |
257 | SvROK_on(sv); | |
258 | goto wasref; | |
259 | } | |
533c011a NIS |
260 | if (PL_op->op_flags & OPf_REF || |
261 | PL_op->op_private & HINT_STRICT_REFS) | |
22c35a8c | 262 | DIE(PL_no_usym, "a symbol"); |
599cee73 | 263 | if (ckWARN(WARN_UNINITIALIZED)) |
22c35a8c | 264 | warner(WARN_UNINITIALIZED, PL_warn_uninit); |
a0d0e21e LW |
265 | RETSETUNDEF; |
266 | } | |
2d8e6c8d | 267 | sym = SvPV(sv, n_a); |
35cd451c GS |
268 | if ((PL_op->op_flags & OPf_SPECIAL) && |
269 | !(PL_op->op_flags & OPf_MOD)) | |
270 | { | |
271 | sv = (SV*)gv_fetchpv(sym, FALSE, SVt_PVGV); | |
272 | if (!sv) | |
273 | RETSETUNDEF; | |
274 | } | |
275 | else { | |
276 | if (PL_op->op_private & HINT_STRICT_REFS) | |
277 | DIE(PL_no_symref, sym, "a symbol"); | |
278 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
279 | } | |
93a17b20 | 280 | } |
79072805 | 281 | } |
533c011a NIS |
282 | if (PL_op->op_private & OPpLVAL_INTRO) |
283 | save_gp((GV*)sv, !(PL_op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
284 | SETs(sv); |
285 | RETURN; | |
286 | } | |
287 | ||
79072805 LW |
288 | PP(pp_rv2sv) |
289 | { | |
4e35701f | 290 | djSP; dTOPss; |
79072805 | 291 | |
ed6116ce | 292 | if (SvROK(sv)) { |
a0d0e21e | 293 | wasref: |
f5284f61 IZ |
294 | tryAMAGICunDEREF(to_sv); |
295 | ||
ed6116ce | 296 | sv = SvRV(sv); |
79072805 LW |
297 | switch (SvTYPE(sv)) { |
298 | case SVt_PVAV: | |
299 | case SVt_PVHV: | |
300 | case SVt_PVCV: | |
a0d0e21e | 301 | DIE("Not a SCALAR reference"); |
79072805 LW |
302 | } |
303 | } | |
304 | else { | |
f12c7020 | 305 | GV *gv = (GV*)sv; |
748a9306 | 306 | char *sym; |
2d8e6c8d | 307 | STRLEN n_a; |
748a9306 | 308 | |
463ee0b2 | 309 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
310 | if (SvGMAGICAL(sv)) { |
311 | mg_get(sv); | |
312 | if (SvROK(sv)) | |
313 | goto wasref; | |
314 | } | |
315 | if (!SvOK(sv)) { | |
533c011a NIS |
316 | if (PL_op->op_flags & OPf_REF || |
317 | PL_op->op_private & HINT_STRICT_REFS) | |
22c35a8c | 318 | DIE(PL_no_usym, "a SCALAR"); |
599cee73 | 319 | if (ckWARN(WARN_UNINITIALIZED)) |
22c35a8c | 320 | warner(WARN_UNINITIALIZED, PL_warn_uninit); |
a0d0e21e LW |
321 | RETSETUNDEF; |
322 | } | |
2d8e6c8d | 323 | sym = SvPV(sv, n_a); |
35cd451c GS |
324 | if ((PL_op->op_flags & OPf_SPECIAL) && |
325 | !(PL_op->op_flags & OPf_MOD)) | |
326 | { | |
327 | gv = (GV*)gv_fetchpv(sym, FALSE, SVt_PV); | |
328 | if (!gv) | |
329 | RETSETUNDEF; | |
330 | } | |
331 | else { | |
332 | if (PL_op->op_private & HINT_STRICT_REFS) | |
333 | DIE(PL_no_symref, sym, "a SCALAR"); | |
334 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); | |
335 | } | |
463ee0b2 LW |
336 | } |
337 | sv = GvSV(gv); | |
a0d0e21e | 338 | } |
533c011a NIS |
339 | if (PL_op->op_flags & OPf_MOD) { |
340 | if (PL_op->op_private & OPpLVAL_INTRO) | |
a0d0e21e | 341 | sv = save_scalar((GV*)TOPs); |
533c011a NIS |
342 | else if (PL_op->op_private & OPpDEREF) |
343 | vivify_ref(sv, PL_op->op_private & OPpDEREF); | |
79072805 | 344 | } |
a0d0e21e | 345 | SETs(sv); |
79072805 LW |
346 | RETURN; |
347 | } | |
348 | ||
349 | PP(pp_av2arylen) | |
350 | { | |
4e35701f | 351 | djSP; |
79072805 LW |
352 | AV *av = (AV*)TOPs; |
353 | SV *sv = AvARYLEN(av); | |
354 | if (!sv) { | |
355 | AvARYLEN(av) = sv = NEWSV(0,0); | |
356 | sv_upgrade(sv, SVt_IV); | |
357 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
358 | } | |
359 | SETs(sv); | |
360 | RETURN; | |
361 | } | |
362 | ||
a0d0e21e LW |
363 | PP(pp_pos) |
364 | { | |
4e35701f | 365 | djSP; dTARGET; dPOPss; |
8ec5e241 | 366 | |
533c011a | 367 | if (PL_op->op_flags & OPf_MOD) { |
5f05dabc | 368 | if (SvTYPE(TARG) < SVt_PVLV) { |
369 | sv_upgrade(TARG, SVt_PVLV); | |
370 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
371 | } | |
372 | ||
373 | LvTYPE(TARG) = '.'; | |
6ff81951 GS |
374 | if (LvTARG(TARG) != sv) { |
375 | if (LvTARG(TARG)) | |
376 | SvREFCNT_dec(LvTARG(TARG)); | |
377 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
378 | } | |
a0d0e21e LW |
379 | PUSHs(TARG); /* no SvSETMAGIC */ |
380 | RETURN; | |
381 | } | |
382 | else { | |
8ec5e241 | 383 | MAGIC* mg; |
a0d0e21e LW |
384 | |
385 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
386 | mg = mg_find(sv, 'g'); | |
565764a8 | 387 | if (mg && mg->mg_len >= 0) { |
a0ed51b3 LW |
388 | I32 i = mg->mg_len; |
389 | if (IN_UTF8) | |
390 | sv_pos_b2u(sv, &i); | |
391 | PUSHi(i + PL_curcop->cop_arybase); | |
a0d0e21e LW |
392 | RETURN; |
393 | } | |
394 | } | |
395 | RETPUSHUNDEF; | |
396 | } | |
397 | } | |
398 | ||
79072805 LW |
399 | PP(pp_rv2cv) |
400 | { | |
4e35701f | 401 | djSP; |
79072805 LW |
402 | GV *gv; |
403 | HV *stash; | |
8990e307 | 404 | |
4633a7c4 LW |
405 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
406 | /* (But not in defined().) */ | |
533c011a | 407 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(PL_op->op_flags & OPf_SPECIAL)); |
07055b4c CS |
408 | if (cv) { |
409 | if (CvCLONE(cv)) | |
410 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
411 | } | |
412 | else | |
3280af22 | 413 | cv = (CV*)&PL_sv_undef; |
79072805 LW |
414 | SETs((SV*)cv); |
415 | RETURN; | |
416 | } | |
417 | ||
c07a80fd | 418 | PP(pp_prototype) |
419 | { | |
4e35701f | 420 | djSP; |
c07a80fd | 421 | CV *cv; |
422 | HV *stash; | |
423 | GV *gv; | |
424 | SV *ret; | |
425 | ||
3280af22 | 426 | ret = &PL_sv_undef; |
b6c543e3 IZ |
427 | if (SvPOK(TOPs) && SvCUR(TOPs) >= 7) { |
428 | char *s = SvPVX(TOPs); | |
429 | if (strnEQ(s, "CORE::", 6)) { | |
430 | int code; | |
431 | ||
432 | code = keyword(s + 6, SvCUR(TOPs) - 6); | |
433 | if (code < 0) { /* Overridable. */ | |
434 | #define MAX_ARGS_OP ((sizeof(I32) - 1) * 2) | |
435 | int i = 0, n = 0, seen_question = 0; | |
436 | I32 oa; | |
437 | char str[ MAX_ARGS_OP * 2 + 2 ]; /* One ';', one '\0' */ | |
438 | ||
439 | while (i < MAXO) { /* The slow way. */ | |
22c35a8c GS |
440 | if (strEQ(s + 6, PL_op_name[i]) |
441 | || strEQ(s + 6, PL_op_desc[i])) | |
442 | { | |
b6c543e3 | 443 | goto found; |
22c35a8c | 444 | } |
b6c543e3 IZ |
445 | i++; |
446 | } | |
447 | goto nonesuch; /* Should not happen... */ | |
448 | found: | |
22c35a8c | 449 | oa = PL_opargs[i] >> OASHIFT; |
b6c543e3 IZ |
450 | while (oa) { |
451 | if (oa & OA_OPTIONAL) { | |
452 | seen_question = 1; | |
453 | str[n++] = ';'; | |
ef54e1a4 JH |
454 | } |
455 | else if (seen_question) | |
b6c543e3 IZ |
456 | goto set; /* XXXX system, exec */ |
457 | if ((oa & (OA_OPTIONAL - 1)) >= OA_AVREF | |
458 | && (oa & (OA_OPTIONAL - 1)) <= OA_HVREF) { | |
459 | str[n++] = '\\'; | |
460 | } | |
461 | /* What to do with R ((un)tie, tied, (sys)read, recv)? */ | |
462 | str[n++] = ("?$@@%&*$")[oa & (OA_OPTIONAL - 1)]; | |
463 | oa = oa >> 4; | |
464 | } | |
465 | str[n++] = '\0'; | |
79cb57f6 | 466 | ret = sv_2mortal(newSVpvn(str, n - 1)); |
ef54e1a4 JH |
467 | } |
468 | else if (code) /* Non-Overridable */ | |
b6c543e3 IZ |
469 | goto set; |
470 | else { /* None such */ | |
471 | nonesuch: | |
472 | croak("Cannot find an opnumber for \"%s\"", s+6); | |
473 | } | |
474 | } | |
475 | } | |
c07a80fd | 476 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); |
5f05dabc | 477 | if (cv && SvPOK(cv)) |
79cb57f6 | 478 | ret = sv_2mortal(newSVpvn(SvPVX(cv), SvCUR(cv))); |
b6c543e3 | 479 | set: |
c07a80fd | 480 | SETs(ret); |
481 | RETURN; | |
482 | } | |
483 | ||
a0d0e21e LW |
484 | PP(pp_anoncode) |
485 | { | |
4e35701f | 486 | djSP; |
533c011a | 487 | CV* cv = (CV*)PL_curpad[PL_op->op_targ]; |
a5f75d66 | 488 | if (CvCLONE(cv)) |
b355b4e0 | 489 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 490 | EXTEND(SP,1); |
748a9306 | 491 | PUSHs((SV*)cv); |
a0d0e21e LW |
492 | RETURN; |
493 | } | |
494 | ||
495 | PP(pp_srefgen) | |
79072805 | 496 | { |
4e35701f | 497 | djSP; |
71be2cbc | 498 | *SP = refto(*SP); |
79072805 | 499 | RETURN; |
8ec5e241 | 500 | } |
a0d0e21e LW |
501 | |
502 | PP(pp_refgen) | |
503 | { | |
4e35701f | 504 | djSP; dMARK; |
a0d0e21e | 505 | if (GIMME != G_ARRAY) { |
5f0b1d4e GS |
506 | if (++MARK <= SP) |
507 | *MARK = *SP; | |
508 | else | |
3280af22 | 509 | *MARK = &PL_sv_undef; |
5f0b1d4e GS |
510 | *MARK = refto(*MARK); |
511 | SP = MARK; | |
512 | RETURN; | |
a0d0e21e | 513 | } |
bbce6d69 | 514 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 515 | while (++MARK <= SP) |
516 | *MARK = refto(*MARK); | |
a0d0e21e | 517 | RETURN; |
79072805 LW |
518 | } |
519 | ||
76e3520e | 520 | STATIC SV* |
8ac85365 | 521 | refto(SV *sv) |
71be2cbc | 522 | { |
523 | SV* rv; | |
524 | ||
525 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
526 | if (LvTARGLEN(sv)) | |
68dc0745 | 527 | vivify_defelem(sv); |
528 | if (!(sv = LvTARG(sv))) | |
3280af22 | 529 | sv = &PL_sv_undef; |
0dd88869 GS |
530 | else |
531 | SvREFCNT_inc(sv); | |
71be2cbc | 532 | } |
533 | else if (SvPADTMP(sv)) | |
534 | sv = newSVsv(sv); | |
535 | else { | |
536 | SvTEMP_off(sv); | |
537 | (void)SvREFCNT_inc(sv); | |
538 | } | |
539 | rv = sv_newmortal(); | |
540 | sv_upgrade(rv, SVt_RV); | |
541 | SvRV(rv) = sv; | |
542 | SvROK_on(rv); | |
543 | return rv; | |
544 | } | |
545 | ||
79072805 LW |
546 | PP(pp_ref) |
547 | { | |
4e35701f | 548 | djSP; dTARGET; |
463ee0b2 | 549 | SV *sv; |
79072805 LW |
550 | char *pv; |
551 | ||
a0d0e21e | 552 | sv = POPs; |
f12c7020 | 553 | |
554 | if (sv && SvGMAGICAL(sv)) | |
8ec5e241 | 555 | mg_get(sv); |
f12c7020 | 556 | |
a0d0e21e | 557 | if (!sv || !SvROK(sv)) |
4633a7c4 | 558 | RETPUSHNO; |
79072805 | 559 | |
ed6116ce | 560 | sv = SvRV(sv); |
a0d0e21e | 561 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 562 | PUSHp(pv, strlen(pv)); |
79072805 LW |
563 | RETURN; |
564 | } | |
565 | ||
566 | PP(pp_bless) | |
567 | { | |
4e35701f | 568 | djSP; |
463ee0b2 | 569 | HV *stash; |
79072805 | 570 | |
463ee0b2 | 571 | if (MAXARG == 1) |
3280af22 | 572 | stash = PL_curcop->cop_stash; |
7b8d334a GS |
573 | else { |
574 | SV *ssv = POPs; | |
575 | STRLEN len; | |
576 | char *ptr = SvPV(ssv,len); | |
599cee73 PM |
577 | if (ckWARN(WARN_UNSAFE) && len == 0) |
578 | warner(WARN_UNSAFE, | |
579 | "Explicit blessing to '' (assuming package main)"); | |
7b8d334a GS |
580 | stash = gv_stashpvn(ptr, len, TRUE); |
581 | } | |
a0d0e21e | 582 | |
5d3fdfeb | 583 | (void)sv_bless(TOPs, stash); |
79072805 LW |
584 | RETURN; |
585 | } | |
586 | ||
fb73857a | 587 | PP(pp_gelem) |
588 | { | |
589 | GV *gv; | |
590 | SV *sv; | |
76e3520e | 591 | SV *tmpRef; |
fb73857a | 592 | char *elem; |
4e35701f | 593 | djSP; |
2d8e6c8d GS |
594 | STRLEN n_a; |
595 | ||
fb73857a | 596 | sv = POPs; |
2d8e6c8d | 597 | elem = SvPV(sv, n_a); |
fb73857a | 598 | gv = (GV*)POPs; |
76e3520e | 599 | tmpRef = Nullsv; |
fb73857a | 600 | sv = Nullsv; |
601 | switch (elem ? *elem : '\0') | |
602 | { | |
603 | case 'A': | |
604 | if (strEQ(elem, "ARRAY")) | |
76e3520e | 605 | tmpRef = (SV*)GvAV(gv); |
fb73857a | 606 | break; |
607 | case 'C': | |
608 | if (strEQ(elem, "CODE")) | |
76e3520e | 609 | tmpRef = (SV*)GvCVu(gv); |
fb73857a | 610 | break; |
611 | case 'F': | |
612 | if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */ | |
76e3520e | 613 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 614 | break; |
615 | case 'G': | |
616 | if (strEQ(elem, "GLOB")) | |
76e3520e | 617 | tmpRef = (SV*)gv; |
fb73857a | 618 | break; |
619 | case 'H': | |
620 | if (strEQ(elem, "HASH")) | |
76e3520e | 621 | tmpRef = (SV*)GvHV(gv); |
fb73857a | 622 | break; |
623 | case 'I': | |
624 | if (strEQ(elem, "IO")) | |
76e3520e | 625 | tmpRef = (SV*)GvIOp(gv); |
fb73857a | 626 | break; |
627 | case 'N': | |
628 | if (strEQ(elem, "NAME")) | |
79cb57f6 | 629 | sv = newSVpvn(GvNAME(gv), GvNAMELEN(gv)); |
fb73857a | 630 | break; |
631 | case 'P': | |
632 | if (strEQ(elem, "PACKAGE")) | |
633 | sv = newSVpv(HvNAME(GvSTASH(gv)), 0); | |
634 | break; | |
635 | case 'S': | |
636 | if (strEQ(elem, "SCALAR")) | |
76e3520e | 637 | tmpRef = GvSV(gv); |
fb73857a | 638 | break; |
639 | } | |
76e3520e GS |
640 | if (tmpRef) |
641 | sv = newRV(tmpRef); | |
fb73857a | 642 | if (sv) |
643 | sv_2mortal(sv); | |
644 | else | |
3280af22 | 645 | sv = &PL_sv_undef; |
fb73857a | 646 | XPUSHs(sv); |
647 | RETURN; | |
648 | } | |
649 | ||
a0d0e21e | 650 | /* Pattern matching */ |
79072805 | 651 | |
a0d0e21e | 652 | PP(pp_study) |
79072805 | 653 | { |
4e35701f | 654 | djSP; dPOPss; |
c277df42 | 655 | register UNOP *unop = cUNOP; |
a0d0e21e LW |
656 | register unsigned char *s; |
657 | register I32 pos; | |
658 | register I32 ch; | |
659 | register I32 *sfirst; | |
660 | register I32 *snext; | |
a0d0e21e LW |
661 | STRLEN len; |
662 | ||
3280af22 | 663 | if (sv == PL_lastscream) { |
1e422769 | 664 | if (SvSCREAM(sv)) |
665 | RETPUSHYES; | |
666 | } | |
c07a80fd | 667 | else { |
3280af22 NIS |
668 | if (PL_lastscream) { |
669 | SvSCREAM_off(PL_lastscream); | |
670 | SvREFCNT_dec(PL_lastscream); | |
c07a80fd | 671 | } |
3280af22 | 672 | PL_lastscream = SvREFCNT_inc(sv); |
c07a80fd | 673 | } |
1e422769 | 674 | |
675 | s = (unsigned char*)(SvPV(sv, len)); | |
676 | pos = len; | |
677 | if (pos <= 0) | |
678 | RETPUSHNO; | |
3280af22 NIS |
679 | if (pos > PL_maxscream) { |
680 | if (PL_maxscream < 0) { | |
681 | PL_maxscream = pos + 80; | |
682 | New(301, PL_screamfirst, 256, I32); | |
683 | New(302, PL_screamnext, PL_maxscream, I32); | |
79072805 LW |
684 | } |
685 | else { | |
3280af22 NIS |
686 | PL_maxscream = pos + pos / 4; |
687 | Renew(PL_screamnext, PL_maxscream, I32); | |
79072805 | 688 | } |
79072805 | 689 | } |
a0d0e21e | 690 | |
3280af22 NIS |
691 | sfirst = PL_screamfirst; |
692 | snext = PL_screamnext; | |
a0d0e21e LW |
693 | |
694 | if (!sfirst || !snext) | |
695 | DIE("do_study: out of memory"); | |
696 | ||
697 | for (ch = 256; ch; --ch) | |
698 | *sfirst++ = -1; | |
699 | sfirst -= 256; | |
700 | ||
701 | while (--pos >= 0) { | |
702 | ch = s[pos]; | |
703 | if (sfirst[ch] >= 0) | |
704 | snext[pos] = sfirst[ch] - pos; | |
705 | else | |
706 | snext[pos] = -pos; | |
707 | sfirst[ch] = pos; | |
79072805 LW |
708 | } |
709 | ||
c07a80fd | 710 | SvSCREAM_on(sv); |
464e2e8a | 711 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
1e422769 | 712 | RETPUSHYES; |
79072805 LW |
713 | } |
714 | ||
a0d0e21e | 715 | PP(pp_trans) |
79072805 | 716 | { |
4e35701f | 717 | djSP; dTARG; |
a0d0e21e LW |
718 | SV *sv; |
719 | ||
533c011a | 720 | if (PL_op->op_flags & OPf_STACKED) |
a0d0e21e | 721 | sv = POPs; |
79072805 | 722 | else { |
54b9620d | 723 | sv = DEFSV; |
a0d0e21e | 724 | EXTEND(SP,1); |
79072805 | 725 | } |
adbc6bb1 | 726 | TARG = sv_newmortal(); |
4757a243 | 727 | PUSHi(do_trans(sv)); |
a0d0e21e | 728 | RETURN; |
79072805 LW |
729 | } |
730 | ||
a0d0e21e | 731 | /* Lvalue operators. */ |
79072805 | 732 | |
a0d0e21e LW |
733 | PP(pp_schop) |
734 | { | |
4e35701f | 735 | djSP; dTARGET; |
a0d0e21e LW |
736 | do_chop(TARG, TOPs); |
737 | SETTARG; | |
738 | RETURN; | |
79072805 LW |
739 | } |
740 | ||
a0d0e21e | 741 | PP(pp_chop) |
79072805 | 742 | { |
4e35701f | 743 | djSP; dMARK; dTARGET; |
a0d0e21e LW |
744 | while (SP > MARK) |
745 | do_chop(TARG, POPs); | |
746 | PUSHTARG; | |
747 | RETURN; | |
79072805 LW |
748 | } |
749 | ||
a0d0e21e | 750 | PP(pp_schomp) |
79072805 | 751 | { |
4e35701f | 752 | djSP; dTARGET; |
a0d0e21e LW |
753 | SETi(do_chomp(TOPs)); |
754 | RETURN; | |
79072805 LW |
755 | } |
756 | ||
a0d0e21e | 757 | PP(pp_chomp) |
79072805 | 758 | { |
4e35701f | 759 | djSP; dMARK; dTARGET; |
a0d0e21e | 760 | register I32 count = 0; |
8ec5e241 | 761 | |
a0d0e21e LW |
762 | while (SP > MARK) |
763 | count += do_chomp(POPs); | |
764 | PUSHi(count); | |
765 | RETURN; | |
79072805 LW |
766 | } |
767 | ||
a0d0e21e | 768 | PP(pp_defined) |
463ee0b2 | 769 | { |
4e35701f | 770 | djSP; |
a0d0e21e LW |
771 | register SV* sv; |
772 | ||
773 | sv = POPs; | |
774 | if (!sv || !SvANY(sv)) | |
775 | RETPUSHNO; | |
776 | switch (SvTYPE(sv)) { | |
777 | case SVt_PVAV: | |
6051dbdb | 778 | if (AvMAX(sv) >= 0 || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
779 | RETPUSHYES; |
780 | break; | |
781 | case SVt_PVHV: | |
6051dbdb | 782 | if (HvARRAY(sv) || SvGMAGICAL(sv) || (SvRMAGICAL(sv) && mg_find(sv,'P'))) |
a0d0e21e LW |
783 | RETPUSHYES; |
784 | break; | |
785 | case SVt_PVCV: | |
786 | if (CvROOT(sv) || CvXSUB(sv)) | |
787 | RETPUSHYES; | |
788 | break; | |
789 | default: | |
790 | if (SvGMAGICAL(sv)) | |
791 | mg_get(sv); | |
792 | if (SvOK(sv)) | |
793 | RETPUSHYES; | |
794 | } | |
795 | RETPUSHNO; | |
463ee0b2 LW |
796 | } |
797 | ||
a0d0e21e LW |
798 | PP(pp_undef) |
799 | { | |
4e35701f | 800 | djSP; |
a0d0e21e LW |
801 | SV *sv; |
802 | ||
533c011a | 803 | if (!PL_op->op_private) { |
774d564b | 804 | EXTEND(SP, 1); |
a0d0e21e | 805 | RETPUSHUNDEF; |
774d564b | 806 | } |
79072805 | 807 | |
a0d0e21e LW |
808 | sv = POPs; |
809 | if (!sv) | |
810 | RETPUSHUNDEF; | |
85e6fe83 | 811 | |
6fc92669 GS |
812 | if (SvTHINKFIRST(sv)) |
813 | sv_force_normal(sv); | |
85e6fe83 | 814 | |
a0d0e21e LW |
815 | switch (SvTYPE(sv)) { |
816 | case SVt_NULL: | |
817 | break; | |
818 | case SVt_PVAV: | |
819 | av_undef((AV*)sv); | |
820 | break; | |
821 | case SVt_PVHV: | |
822 | hv_undef((HV*)sv); | |
823 | break; | |
824 | case SVt_PVCV: | |
599cee73 PM |
825 | if (ckWARN(WARN_UNSAFE) && cv_const_sv((CV*)sv)) |
826 | warner(WARN_UNSAFE, "Constant subroutine %s undefined", | |
54310121 | 827 | CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv))); |
9607fc9c | 828 | /* FALL THROUGH */ |
829 | case SVt_PVFM: | |
6fc92669 GS |
830 | { |
831 | /* let user-undef'd sub keep its identity */ | |
832 | GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv)); | |
833 | cv_undef((CV*)sv); | |
834 | CvGV((CV*)sv) = gv; | |
835 | } | |
a0d0e21e | 836 | break; |
8e07c86e | 837 | case SVt_PVGV: |
44a8e56a | 838 | if (SvFAKE(sv)) |
3280af22 | 839 | SvSetMagicSV(sv, &PL_sv_undef); |
20408e3c GS |
840 | else { |
841 | GP *gp; | |
842 | gp_free((GV*)sv); | |
843 | Newz(602, gp, 1, GP); | |
844 | GvGP(sv) = gp_ref(gp); | |
845 | GvSV(sv) = NEWSV(72,0); | |
3280af22 | 846 | GvLINE(sv) = PL_curcop->cop_line; |
20408e3c GS |
847 | GvEGV(sv) = (GV*)sv; |
848 | GvMULTI_on(sv); | |
849 | } | |
44a8e56a | 850 | break; |
a0d0e21e | 851 | default: |
1e422769 | 852 | if (SvTYPE(sv) >= SVt_PV && SvPVX(sv) && SvLEN(sv)) { |
4633a7c4 LW |
853 | (void)SvOOK_off(sv); |
854 | Safefree(SvPVX(sv)); | |
855 | SvPV_set(sv, Nullch); | |
856 | SvLEN_set(sv, 0); | |
a0d0e21e | 857 | } |
4633a7c4 LW |
858 | (void)SvOK_off(sv); |
859 | SvSETMAGIC(sv); | |
79072805 | 860 | } |
a0d0e21e LW |
861 | |
862 | RETPUSHUNDEF; | |
79072805 LW |
863 | } |
864 | ||
a0d0e21e | 865 | PP(pp_predec) |
79072805 | 866 | { |
4e35701f | 867 | djSP; |
68dc0745 | 868 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
22c35a8c | 869 | croak(PL_no_modify); |
55497cff | 870 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
871 | SvIVX(TOPs) != IV_MIN) | |
872 | { | |
748a9306 | 873 | --SvIVX(TOPs); |
55497cff | 874 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
875 | } |
876 | else | |
877 | sv_dec(TOPs); | |
a0d0e21e LW |
878 | SvSETMAGIC(TOPs); |
879 | return NORMAL; | |
880 | } | |
79072805 | 881 | |
a0d0e21e LW |
882 | PP(pp_postinc) |
883 | { | |
4e35701f | 884 | djSP; dTARGET; |
68dc0745 | 885 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
22c35a8c | 886 | croak(PL_no_modify); |
a0d0e21e | 887 | sv_setsv(TARG, TOPs); |
55497cff | 888 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
889 | SvIVX(TOPs) != IV_MAX) | |
890 | { | |
748a9306 | 891 | ++SvIVX(TOPs); |
55497cff | 892 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
893 | } |
894 | else | |
895 | sv_inc(TOPs); | |
a0d0e21e LW |
896 | SvSETMAGIC(TOPs); |
897 | if (!SvOK(TARG)) | |
898 | sv_setiv(TARG, 0); | |
899 | SETs(TARG); | |
900 | return NORMAL; | |
901 | } | |
79072805 | 902 | |
a0d0e21e LW |
903 | PP(pp_postdec) |
904 | { | |
4e35701f | 905 | djSP; dTARGET; |
68dc0745 | 906 | if(SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
22c35a8c | 907 | croak(PL_no_modify); |
a0d0e21e | 908 | sv_setsv(TARG, TOPs); |
55497cff | 909 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
910 | SvIVX(TOPs) != IV_MIN) | |
911 | { | |
748a9306 | 912 | --SvIVX(TOPs); |
55497cff | 913 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
914 | } |
915 | else | |
916 | sv_dec(TOPs); | |
a0d0e21e LW |
917 | SvSETMAGIC(TOPs); |
918 | SETs(TARG); | |
919 | return NORMAL; | |
920 | } | |
79072805 | 921 | |
a0d0e21e LW |
922 | /* Ordinary operators. */ |
923 | ||
924 | PP(pp_pow) | |
925 | { | |
8ec5e241 | 926 | djSP; dATARGET; tryAMAGICbin(pow,opASSIGN); |
a0d0e21e LW |
927 | { |
928 | dPOPTOPnnrl; | |
929 | SETn( pow( left, right) ); | |
930 | RETURN; | |
93a17b20 | 931 | } |
a0d0e21e LW |
932 | } |
933 | ||
934 | PP(pp_multiply) | |
935 | { | |
8ec5e241 | 936 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
937 | { |
938 | dPOPTOPnnrl; | |
939 | SETn( left * right ); | |
940 | RETURN; | |
79072805 | 941 | } |
a0d0e21e LW |
942 | } |
943 | ||
944 | PP(pp_divide) | |
945 | { | |
8ec5e241 | 946 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e | 947 | { |
77676ba1 | 948 | dPOPPOPnnrl; |
7a4c00b4 | 949 | double value; |
950 | if (right == 0.0) | |
a0d0e21e LW |
951 | DIE("Illegal division by zero"); |
952 | #ifdef SLOPPYDIVIDE | |
953 | /* insure that 20./5. == 4. */ | |
954 | { | |
7a4c00b4 | 955 | IV k; |
956 | if ((double)I_V(left) == left && | |
957 | (double)I_V(right) == right && | |
958 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { | |
a0d0e21e | 959 | value = k; |
ef54e1a4 JH |
960 | } |
961 | else { | |
7a4c00b4 | 962 | value = left / right; |
79072805 | 963 | } |
a0d0e21e LW |
964 | } |
965 | #else | |
7a4c00b4 | 966 | value = left / right; |
a0d0e21e LW |
967 | #endif |
968 | PUSHn( value ); | |
969 | RETURN; | |
79072805 | 970 | } |
a0d0e21e LW |
971 | } |
972 | ||
973 | PP(pp_modulo) | |
974 | { | |
76e3520e | 975 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
a0d0e21e | 976 | { |
787eafbd IZ |
977 | UV left; |
978 | UV right; | |
979 | bool left_neg; | |
980 | bool right_neg; | |
981 | bool use_double = 0; | |
982 | double dright; | |
983 | double dleft; | |
984 | ||
985 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { | |
986 | IV i = SvIVX(POPs); | |
987 | right = (right_neg = (i < 0)) ? -i : i; | |
988 | } | |
989 | else { | |
990 | dright = POPn; | |
991 | use_double = 1; | |
992 | right_neg = dright < 0; | |
993 | if (right_neg) | |
994 | dright = -dright; | |
995 | } | |
a0d0e21e | 996 | |
787eafbd IZ |
997 | if (!use_double && SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
998 | IV i = SvIVX(POPs); | |
999 | left = (left_neg = (i < 0)) ? -i : i; | |
1000 | } | |
1001 | else { | |
1002 | dleft = POPn; | |
1003 | if (!use_double) { | |
1004 | use_double = 1; | |
1005 | dright = right; | |
1006 | } | |
1007 | left_neg = dleft < 0; | |
1008 | if (left_neg) | |
1009 | dleft = -dleft; | |
1010 | } | |
68dc0745 | 1011 | |
787eafbd IZ |
1012 | if (use_double) { |
1013 | double dans; | |
1014 | ||
1015 | #if 1 | |
1016 | /* Tried: DOUBLESIZE <= UV_SIZE = Precision of UV more than of NV. | |
1017 | * But in fact this is an optimization - trunc may be slow */ | |
1018 | ||
1019 | /* Somehow U_V is pessimized even if CASTFLAGS is 0 */ | |
1020 | # if CASTFLAGS & 2 | |
1021 | # define CAST_D2UV(d) U_V(d) | |
1022 | # else | |
1023 | # define CAST_D2UV(d) ((UV)(d)) | |
1024 | # endif | |
1025 | ||
1026 | if (dright <= UV_MAX && dleft <= UV_MAX) { | |
1027 | right = CAST_D2UV(dright); | |
1028 | left = CAST_D2UV(dleft); | |
1029 | goto do_uv; | |
1030 | } | |
1031 | #endif | |
1032 | ||
1033 | /* Backward-compatibility clause: */ | |
853846ea | 1034 | #if 0 |
787eafbd IZ |
1035 | dright = trunc(dright + 0.5); |
1036 | dleft = trunc(dleft + 0.5); | |
853846ea NIS |
1037 | #else |
1038 | dright = floor(dright + 0.5); | |
1039 | dleft = floor(dleft + 0.5); | |
1040 | #endif | |
787eafbd IZ |
1041 | |
1042 | if (!dright) | |
1043 | DIE("Illegal modulus zero"); | |
1044 | ||
1045 | dans = fmod(dleft, dright); | |
1046 | if ((left_neg != right_neg) && dans) | |
1047 | dans = dright - dans; | |
1048 | if (right_neg) | |
1049 | dans = -dans; | |
1050 | sv_setnv(TARG, dans); | |
1051 | } | |
1052 | else { | |
1053 | UV ans; | |
1054 | ||
1055 | do_uv: | |
1056 | if (!right) | |
1057 | DIE("Illegal modulus zero"); | |
1058 | ||
1059 | ans = left % right; | |
1060 | if ((left_neg != right_neg) && ans) | |
1061 | ans = right - ans; | |
1062 | if (right_neg) { | |
1063 | /* XXX may warn: unary minus operator applied to unsigned type */ | |
1064 | /* could change -foo to be (~foo)+1 instead */ | |
1065 | if (ans <= ~((UV)IV_MAX)+1) | |
1066 | sv_setiv(TARG, ~ans+1); | |
1067 | else | |
1068 | sv_setnv(TARG, -(double)ans); | |
1069 | } | |
1070 | else | |
1071 | sv_setuv(TARG, ans); | |
1072 | } | |
1073 | PUSHTARG; | |
1074 | RETURN; | |
79072805 | 1075 | } |
a0d0e21e | 1076 | } |
79072805 | 1077 | |
a0d0e21e LW |
1078 | PP(pp_repeat) |
1079 | { | |
4e35701f | 1080 | djSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
748a9306 | 1081 | { |
a0d0e21e | 1082 | register I32 count = POPi; |
533c011a | 1083 | if (GIMME == G_ARRAY && PL_op->op_private & OPpREPEAT_DOLIST) { |
a0d0e21e LW |
1084 | dMARK; |
1085 | I32 items = SP - MARK; | |
1086 | I32 max; | |
79072805 | 1087 | |
a0d0e21e LW |
1088 | max = items * count; |
1089 | MEXTEND(MARK, max); | |
1090 | if (count > 1) { | |
1091 | while (SP > MARK) { | |
1092 | if (*SP) | |
1093 | SvTEMP_off((*SP)); | |
1094 | SP--; | |
79072805 | 1095 | } |
a0d0e21e LW |
1096 | MARK++; |
1097 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
1098 | items * sizeof(SV*), count - 1); | |
1099 | SP += max; | |
79072805 | 1100 | } |
a0d0e21e LW |
1101 | else if (count <= 0) |
1102 | SP -= items; | |
79072805 | 1103 | } |
a0d0e21e LW |
1104 | else { /* Note: mark already snarfed by pp_list */ |
1105 | SV *tmpstr; | |
1106 | STRLEN len; | |
1107 | ||
1108 | tmpstr = POPs; | |
a0d0e21e LW |
1109 | SvSetSV(TARG, tmpstr); |
1110 | SvPV_force(TARG, len); | |
8ebc5c01 | 1111 | if (count != 1) { |
1112 | if (count < 1) | |
1113 | SvCUR_set(TARG, 0); | |
1114 | else { | |
1115 | SvGROW(TARG, (count * len) + 1); | |
a0d0e21e | 1116 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); |
8ebc5c01 | 1117 | SvCUR(TARG) *= count; |
7a4c00b4 | 1118 | } |
a0d0e21e | 1119 | *SvEND(TARG) = '\0'; |
a0d0e21e | 1120 | } |
8ebc5c01 | 1121 | (void)SvPOK_only(TARG); |
a0d0e21e | 1122 | PUSHTARG; |
79072805 | 1123 | } |
a0d0e21e | 1124 | RETURN; |
748a9306 | 1125 | } |
a0d0e21e | 1126 | } |
79072805 | 1127 | |
a0d0e21e LW |
1128 | PP(pp_subtract) |
1129 | { | |
8ec5e241 | 1130 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e | 1131 | { |
7a4c00b4 | 1132 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
1133 | SETn( left - right ); |
1134 | RETURN; | |
79072805 | 1135 | } |
a0d0e21e | 1136 | } |
79072805 | 1137 | |
a0d0e21e LW |
1138 | PP(pp_left_shift) |
1139 | { | |
8ec5e241 | 1140 | djSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); |
a0d0e21e | 1141 | { |
36477c24 | 1142 | IBW shift = POPi; |
533c011a | 1143 | if (PL_op->op_private & HINT_INTEGER) { |
36477c24 | 1144 | IBW i = TOPi; |
46fc3d4c | 1145 | i = BWi(i) << shift; |
96e4d5b1 | 1146 | SETi(BWi(i)); |
ff68c719 | 1147 | } |
1148 | else { | |
36477c24 | 1149 | UBW u = TOPu; |
96e4d5b1 | 1150 | u <<= shift; |
1151 | SETu(BWu(u)); | |
ff68c719 | 1152 | } |
55497cff | 1153 | RETURN; |
79072805 | 1154 | } |
a0d0e21e | 1155 | } |
79072805 | 1156 | |
a0d0e21e LW |
1157 | PP(pp_right_shift) |
1158 | { | |
8ec5e241 | 1159 | djSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); |
a0d0e21e | 1160 | { |
36477c24 | 1161 | IBW shift = POPi; |
533c011a | 1162 | if (PL_op->op_private & HINT_INTEGER) { |
36477c24 | 1163 | IBW i = TOPi; |
46fc3d4c | 1164 | i = BWi(i) >> shift; |
96e4d5b1 | 1165 | SETi(BWi(i)); |
ff68c719 | 1166 | } |
1167 | else { | |
36477c24 | 1168 | UBW u = TOPu; |
96e4d5b1 | 1169 | u >>= shift; |
1170 | SETu(BWu(u)); | |
ff68c719 | 1171 | } |
a0d0e21e | 1172 | RETURN; |
93a17b20 | 1173 | } |
79072805 LW |
1174 | } |
1175 | ||
a0d0e21e | 1176 | PP(pp_lt) |
79072805 | 1177 | { |
8ec5e241 | 1178 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1179 | { |
1180 | dPOPnv; | |
54310121 | 1181 | SETs(boolSV(TOPn < value)); |
a0d0e21e | 1182 | RETURN; |
79072805 | 1183 | } |
a0d0e21e | 1184 | } |
79072805 | 1185 | |
a0d0e21e LW |
1186 | PP(pp_gt) |
1187 | { | |
8ec5e241 | 1188 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1189 | { |
1190 | dPOPnv; | |
54310121 | 1191 | SETs(boolSV(TOPn > value)); |
a0d0e21e | 1192 | RETURN; |
79072805 | 1193 | } |
a0d0e21e LW |
1194 | } |
1195 | ||
1196 | PP(pp_le) | |
1197 | { | |
8ec5e241 | 1198 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1199 | { |
1200 | dPOPnv; | |
54310121 | 1201 | SETs(boolSV(TOPn <= value)); |
a0d0e21e | 1202 | RETURN; |
79072805 | 1203 | } |
a0d0e21e LW |
1204 | } |
1205 | ||
1206 | PP(pp_ge) | |
1207 | { | |
8ec5e241 | 1208 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1209 | { |
1210 | dPOPnv; | |
54310121 | 1211 | SETs(boolSV(TOPn >= value)); |
a0d0e21e | 1212 | RETURN; |
79072805 | 1213 | } |
a0d0e21e | 1214 | } |
79072805 | 1215 | |
a0d0e21e LW |
1216 | PP(pp_ne) |
1217 | { | |
8ec5e241 | 1218 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1219 | { |
1220 | dPOPnv; | |
54310121 | 1221 | SETs(boolSV(TOPn != value)); |
a0d0e21e LW |
1222 | RETURN; |
1223 | } | |
79072805 LW |
1224 | } |
1225 | ||
a0d0e21e | 1226 | PP(pp_ncmp) |
79072805 | 1227 | { |
8ec5e241 | 1228 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1229 | { |
1230 | dPOPTOPnnrl; | |
1231 | I32 value; | |
79072805 | 1232 | |
ff0cee69 | 1233 | if (left == right) |
a0d0e21e | 1234 | value = 0; |
a0d0e21e LW |
1235 | else if (left < right) |
1236 | value = -1; | |
44a8e56a | 1237 | else if (left > right) |
1238 | value = 1; | |
1239 | else { | |
3280af22 | 1240 | SETs(&PL_sv_undef); |
44a8e56a | 1241 | RETURN; |
1242 | } | |
a0d0e21e LW |
1243 | SETi(value); |
1244 | RETURN; | |
79072805 | 1245 | } |
a0d0e21e | 1246 | } |
79072805 | 1247 | |
a0d0e21e LW |
1248 | PP(pp_slt) |
1249 | { | |
8ec5e241 | 1250 | djSP; tryAMAGICbinSET(slt,0); |
a0d0e21e LW |
1251 | { |
1252 | dPOPTOPssrl; | |
533c011a | 1253 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1254 | ? sv_cmp_locale(left, right) |
1255 | : sv_cmp(left, right)); | |
54310121 | 1256 | SETs(boolSV(cmp < 0)); |
a0d0e21e LW |
1257 | RETURN; |
1258 | } | |
79072805 LW |
1259 | } |
1260 | ||
a0d0e21e | 1261 | PP(pp_sgt) |
79072805 | 1262 | { |
8ec5e241 | 1263 | djSP; tryAMAGICbinSET(sgt,0); |
a0d0e21e LW |
1264 | { |
1265 | dPOPTOPssrl; | |
533c011a | 1266 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1267 | ? sv_cmp_locale(left, right) |
1268 | : sv_cmp(left, right)); | |
54310121 | 1269 | SETs(boolSV(cmp > 0)); |
a0d0e21e LW |
1270 | RETURN; |
1271 | } | |
1272 | } | |
79072805 | 1273 | |
a0d0e21e LW |
1274 | PP(pp_sle) |
1275 | { | |
8ec5e241 | 1276 | djSP; tryAMAGICbinSET(sle,0); |
a0d0e21e LW |
1277 | { |
1278 | dPOPTOPssrl; | |
533c011a | 1279 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1280 | ? sv_cmp_locale(left, right) |
1281 | : sv_cmp(left, right)); | |
54310121 | 1282 | SETs(boolSV(cmp <= 0)); |
a0d0e21e | 1283 | RETURN; |
79072805 | 1284 | } |
79072805 LW |
1285 | } |
1286 | ||
a0d0e21e LW |
1287 | PP(pp_sge) |
1288 | { | |
8ec5e241 | 1289 | djSP; tryAMAGICbinSET(sge,0); |
a0d0e21e LW |
1290 | { |
1291 | dPOPTOPssrl; | |
533c011a | 1292 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1293 | ? sv_cmp_locale(left, right) |
1294 | : sv_cmp(left, right)); | |
54310121 | 1295 | SETs(boolSV(cmp >= 0)); |
a0d0e21e LW |
1296 | RETURN; |
1297 | } | |
1298 | } | |
79072805 | 1299 | |
36477c24 | 1300 | PP(pp_seq) |
1301 | { | |
8ec5e241 | 1302 | djSP; tryAMAGICbinSET(seq,0); |
36477c24 | 1303 | { |
1304 | dPOPTOPssrl; | |
54310121 | 1305 | SETs(boolSV(sv_eq(left, right))); |
a0d0e21e LW |
1306 | RETURN; |
1307 | } | |
1308 | } | |
79072805 | 1309 | |
a0d0e21e | 1310 | PP(pp_sne) |
79072805 | 1311 | { |
8ec5e241 | 1312 | djSP; tryAMAGICbinSET(sne,0); |
a0d0e21e LW |
1313 | { |
1314 | dPOPTOPssrl; | |
54310121 | 1315 | SETs(boolSV(!sv_eq(left, right))); |
a0d0e21e | 1316 | RETURN; |
463ee0b2 | 1317 | } |
79072805 LW |
1318 | } |
1319 | ||
a0d0e21e | 1320 | PP(pp_scmp) |
79072805 | 1321 | { |
4e35701f | 1322 | djSP; dTARGET; tryAMAGICbin(scmp,0); |
a0d0e21e LW |
1323 | { |
1324 | dPOPTOPssrl; | |
533c011a | 1325 | int cmp = ((PL_op->op_private & OPpLOCALE) |
bbce6d69 | 1326 | ? sv_cmp_locale(left, right) |
1327 | : sv_cmp(left, right)); | |
1328 | SETi( cmp ); | |
a0d0e21e LW |
1329 | RETURN; |
1330 | } | |
1331 | } | |
79072805 | 1332 | |
55497cff | 1333 | PP(pp_bit_and) |
1334 | { | |
8ec5e241 | 1335 | djSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
a0d0e21e LW |
1336 | { |
1337 | dPOPTOPssrl; | |
4633a7c4 | 1338 | if (SvNIOKp(left) || SvNIOKp(right)) { |
533c011a | 1339 | if (PL_op->op_private & HINT_INTEGER) { |
8ec5e241 | 1340 | IBW value = SvIV(left) & SvIV(right); |
96e4d5b1 | 1341 | SETi(BWi(value)); |
36477c24 | 1342 | } |
1343 | else { | |
8ec5e241 | 1344 | UBW value = SvUV(left) & SvUV(right); |
96e4d5b1 | 1345 | SETu(BWu(value)); |
36477c24 | 1346 | } |
a0d0e21e LW |
1347 | } |
1348 | else { | |
533c011a | 1349 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1350 | SETTARG; |
1351 | } | |
1352 | RETURN; | |
1353 | } | |
1354 | } | |
79072805 | 1355 | |
a0d0e21e LW |
1356 | PP(pp_bit_xor) |
1357 | { | |
8ec5e241 | 1358 | djSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); |
a0d0e21e LW |
1359 | { |
1360 | dPOPTOPssrl; | |
4633a7c4 | 1361 | if (SvNIOKp(left) || SvNIOKp(right)) { |
533c011a | 1362 | if (PL_op->op_private & HINT_INTEGER) { |
8ec5e241 | 1363 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); |
96e4d5b1 | 1364 | SETi(BWi(value)); |
36477c24 | 1365 | } |
1366 | else { | |
8ec5e241 | 1367 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); |
96e4d5b1 | 1368 | SETu(BWu(value)); |
36477c24 | 1369 | } |
a0d0e21e LW |
1370 | } |
1371 | else { | |
533c011a | 1372 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1373 | SETTARG; |
1374 | } | |
1375 | RETURN; | |
1376 | } | |
1377 | } | |
79072805 | 1378 | |
a0d0e21e LW |
1379 | PP(pp_bit_or) |
1380 | { | |
8ec5e241 | 1381 | djSP; dATARGET; tryAMAGICbin(bor,opASSIGN); |
a0d0e21e LW |
1382 | { |
1383 | dPOPTOPssrl; | |
4633a7c4 | 1384 | if (SvNIOKp(left) || SvNIOKp(right)) { |
533c011a | 1385 | if (PL_op->op_private & HINT_INTEGER) { |
8ec5e241 | 1386 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); |
96e4d5b1 | 1387 | SETi(BWi(value)); |
36477c24 | 1388 | } |
1389 | else { | |
8ec5e241 | 1390 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); |
96e4d5b1 | 1391 | SETu(BWu(value)); |
36477c24 | 1392 | } |
a0d0e21e LW |
1393 | } |
1394 | else { | |
533c011a | 1395 | do_vop(PL_op->op_type, TARG, left, right); |
a0d0e21e LW |
1396 | SETTARG; |
1397 | } | |
1398 | RETURN; | |
79072805 | 1399 | } |
a0d0e21e | 1400 | } |
79072805 | 1401 | |
a0d0e21e LW |
1402 | PP(pp_negate) |
1403 | { | |
4e35701f | 1404 | djSP; dTARGET; tryAMAGICun(neg); |
a0d0e21e LW |
1405 | { |
1406 | dTOPss; | |
4633a7c4 LW |
1407 | if (SvGMAGICAL(sv)) |
1408 | mg_get(sv); | |
55497cff | 1409 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1410 | SETi(-SvIVX(sv)); | |
1411 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1412 | SETn(-SvNV(sv)); |
4633a7c4 | 1413 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1414 | STRLEN len; |
1415 | char *s = SvPV(sv, len); | |
bbce6d69 | 1416 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1417 | sv_setpvn(TARG, "-", 1); |
1418 | sv_catsv(TARG, sv); | |
79072805 | 1419 | } |
a0d0e21e LW |
1420 | else if (*s == '+' || *s == '-') { |
1421 | sv_setsv(TARG, sv); | |
1422 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 | 1423 | } |
b86a2fa7 | 1424 | else if (IN_UTF8 && *(U8*)s >= 0xc0 && isIDFIRST_utf8((U8*)s)) { |
834a4ddd LW |
1425 | sv_setpvn(TARG, "-", 1); |
1426 | sv_catsv(TARG, sv); | |
1427 | } | |
79072805 | 1428 | else |
a0d0e21e LW |
1429 | sv_setnv(TARG, -SvNV(sv)); |
1430 | SETTARG; | |
79072805 | 1431 | } |
4633a7c4 LW |
1432 | else |
1433 | SETn(-SvNV(sv)); | |
79072805 | 1434 | } |
a0d0e21e | 1435 | RETURN; |
79072805 LW |
1436 | } |
1437 | ||
a0d0e21e | 1438 | PP(pp_not) |
79072805 | 1439 | { |
4e35701f | 1440 | djSP; tryAMAGICunSET(not); |
3280af22 | 1441 | *PL_stack_sp = boolSV(!SvTRUE(*PL_stack_sp)); |
a0d0e21e | 1442 | return NORMAL; |
79072805 LW |
1443 | } |
1444 | ||
a0d0e21e | 1445 | PP(pp_complement) |
79072805 | 1446 | { |
8ec5e241 | 1447 | djSP; dTARGET; tryAMAGICun(compl); |
a0d0e21e LW |
1448 | { |
1449 | dTOPss; | |
4633a7c4 | 1450 | if (SvNIOKp(sv)) { |
533c011a | 1451 | if (PL_op->op_private & HINT_INTEGER) { |
36477c24 | 1452 | IBW value = ~SvIV(sv); |
96e4d5b1 | 1453 | SETi(BWi(value)); |
36477c24 | 1454 | } |
1455 | else { | |
1456 | UBW value = ~SvUV(sv); | |
96e4d5b1 | 1457 | SETu(BWu(value)); |
36477c24 | 1458 | } |
a0d0e21e LW |
1459 | } |
1460 | else { | |
1461 | register char *tmps; | |
1462 | register long *tmpl; | |
55497cff | 1463 | register I32 anum; |
a0d0e21e LW |
1464 | STRLEN len; |
1465 | ||
1466 | SvSetSV(TARG, sv); | |
1467 | tmps = SvPV_force(TARG, len); | |
1468 | anum = len; | |
1469 | #ifdef LIBERAL | |
1470 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1471 | *tmps = ~*tmps; | |
1472 | tmpl = (long*)tmps; | |
1473 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1474 | *tmpl = ~*tmpl; | |
1475 | tmps = (char*)tmpl; | |
1476 | #endif | |
1477 | for ( ; anum > 0; anum--, tmps++) | |
1478 | *tmps = ~*tmps; | |
1479 | ||
1480 | SETs(TARG); | |
1481 | } | |
1482 | RETURN; | |
1483 | } | |
79072805 LW |
1484 | } |
1485 | ||
a0d0e21e LW |
1486 | /* integer versions of some of the above */ |
1487 | ||
a0d0e21e | 1488 | PP(pp_i_multiply) |
79072805 | 1489 | { |
8ec5e241 | 1490 | djSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
a0d0e21e LW |
1491 | { |
1492 | dPOPTOPiirl; | |
1493 | SETi( left * right ); | |
1494 | RETURN; | |
1495 | } | |
79072805 LW |
1496 | } |
1497 | ||
a0d0e21e | 1498 | PP(pp_i_divide) |
79072805 | 1499 | { |
8ec5e241 | 1500 | djSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
a0d0e21e LW |
1501 | { |
1502 | dPOPiv; | |
1503 | if (value == 0) | |
1504 | DIE("Illegal division by zero"); | |
1505 | value = POPi / value; | |
1506 | PUSHi( value ); | |
1507 | RETURN; | |
1508 | } | |
79072805 LW |
1509 | } |
1510 | ||
a0d0e21e | 1511 | PP(pp_i_modulo) |
79072805 | 1512 | { |
76e3520e | 1513 | djSP; dATARGET; tryAMAGICbin(modulo,opASSIGN); |
79072805 | 1514 | { |
a0d0e21e | 1515 | dPOPTOPiirl; |
aa306039 CS |
1516 | if (!right) |
1517 | DIE("Illegal modulus zero"); | |
a0d0e21e LW |
1518 | SETi( left % right ); |
1519 | RETURN; | |
79072805 | 1520 | } |
79072805 LW |
1521 | } |
1522 | ||
a0d0e21e | 1523 | PP(pp_i_add) |
79072805 | 1524 | { |
8ec5e241 | 1525 | djSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
a0d0e21e LW |
1526 | { |
1527 | dPOPTOPiirl; | |
1528 | SETi( left + right ); | |
1529 | RETURN; | |
79072805 | 1530 | } |
79072805 LW |
1531 | } |
1532 | ||
a0d0e21e | 1533 | PP(pp_i_subtract) |
79072805 | 1534 | { |
8ec5e241 | 1535 | djSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
a0d0e21e LW |
1536 | { |
1537 | dPOPTOPiirl; | |
1538 | SETi( left - right ); | |
1539 | RETURN; | |
79072805 | 1540 | } |
79072805 LW |
1541 | } |
1542 | ||
a0d0e21e | 1543 | PP(pp_i_lt) |
79072805 | 1544 | { |
8ec5e241 | 1545 | djSP; tryAMAGICbinSET(lt,0); |
a0d0e21e LW |
1546 | { |
1547 | dPOPTOPiirl; | |
54310121 | 1548 | SETs(boolSV(left < right)); |
a0d0e21e LW |
1549 | RETURN; |
1550 | } | |
79072805 LW |
1551 | } |
1552 | ||
a0d0e21e | 1553 | PP(pp_i_gt) |
79072805 | 1554 | { |
8ec5e241 | 1555 | djSP; tryAMAGICbinSET(gt,0); |
a0d0e21e LW |
1556 | { |
1557 | dPOPTOPiirl; | |
54310121 | 1558 | SETs(boolSV(left > right)); |
a0d0e21e LW |
1559 | RETURN; |
1560 | } | |
79072805 LW |
1561 | } |
1562 | ||
a0d0e21e | 1563 | PP(pp_i_le) |
79072805 | 1564 | { |
8ec5e241 | 1565 | djSP; tryAMAGICbinSET(le,0); |
a0d0e21e LW |
1566 | { |
1567 | dPOPTOPiirl; | |
54310121 | 1568 | SETs(boolSV(left <= right)); |
a0d0e21e | 1569 | RETURN; |
85e6fe83 | 1570 | } |
79072805 LW |
1571 | } |
1572 | ||
a0d0e21e | 1573 | PP(pp_i_ge) |
79072805 | 1574 | { |
8ec5e241 | 1575 | djSP; tryAMAGICbinSET(ge,0); |
a0d0e21e LW |
1576 | { |
1577 | dPOPTOPiirl; | |
54310121 | 1578 | SETs(boolSV(left >= right)); |
a0d0e21e LW |
1579 | RETURN; |
1580 | } | |
79072805 LW |
1581 | } |
1582 | ||
a0d0e21e | 1583 | PP(pp_i_eq) |
79072805 | 1584 | { |
8ec5e241 | 1585 | djSP; tryAMAGICbinSET(eq,0); |
a0d0e21e LW |
1586 | { |
1587 | dPOPTOPiirl; | |
54310121 | 1588 | SETs(boolSV(left == right)); |
a0d0e21e LW |
1589 | RETURN; |
1590 | } | |
79072805 LW |
1591 | } |
1592 | ||
a0d0e21e | 1593 | PP(pp_i_ne) |
79072805 | 1594 | { |
8ec5e241 | 1595 | djSP; tryAMAGICbinSET(ne,0); |
a0d0e21e LW |
1596 | { |
1597 | dPOPTOPiirl; | |
54310121 | 1598 | SETs(boolSV(left != right)); |
a0d0e21e LW |
1599 | RETURN; |
1600 | } | |
79072805 LW |
1601 | } |
1602 | ||
a0d0e21e | 1603 | PP(pp_i_ncmp) |
79072805 | 1604 | { |
8ec5e241 | 1605 | djSP; dTARGET; tryAMAGICbin(ncmp,0); |
a0d0e21e LW |
1606 | { |
1607 | dPOPTOPiirl; | |
1608 | I32 value; | |
79072805 | 1609 | |
a0d0e21e | 1610 | if (left > right) |
79072805 | 1611 | value = 1; |
a0d0e21e | 1612 | else if (left < right) |
79072805 | 1613 | value = -1; |
a0d0e21e | 1614 | else |
79072805 | 1615 | value = 0; |
a0d0e21e LW |
1616 | SETi(value); |
1617 | RETURN; | |
79072805 | 1618 | } |
85e6fe83 LW |
1619 | } |
1620 | ||
1621 | PP(pp_i_negate) | |
1622 | { | |
4e35701f | 1623 | djSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1624 | SETi(-TOPi); |
1625 | RETURN; | |
1626 | } | |
1627 | ||
79072805 LW |
1628 | /* High falutin' math. */ |
1629 | ||
1630 | PP(pp_atan2) | |
1631 | { | |
8ec5e241 | 1632 | djSP; dTARGET; tryAMAGICbin(atan2,0); |
a0d0e21e LW |
1633 | { |
1634 | dPOPTOPnnrl; | |
1635 | SETn(atan2(left, right)); | |
1636 | RETURN; | |
1637 | } | |
79072805 LW |
1638 | } |
1639 | ||
1640 | PP(pp_sin) | |
1641 | { | |
4e35701f | 1642 | djSP; dTARGET; tryAMAGICun(sin); |
a0d0e21e LW |
1643 | { |
1644 | double value; | |
1645 | value = POPn; | |
1646 | value = sin(value); | |
1647 | XPUSHn(value); | |
1648 | RETURN; | |
1649 | } | |
79072805 LW |
1650 | } |
1651 | ||
1652 | PP(pp_cos) | |
1653 | { | |
4e35701f | 1654 | djSP; dTARGET; tryAMAGICun(cos); |
a0d0e21e LW |
1655 | { |
1656 | double value; | |
1657 | value = POPn; | |
1658 | value = cos(value); | |
1659 | XPUSHn(value); | |
1660 | RETURN; | |
1661 | } | |
79072805 LW |
1662 | } |
1663 | ||
56cb0a1c AD |
1664 | /* Support Configure command-line overrides for rand() functions. |
1665 | After 5.005, perhaps we should replace this by Configure support | |
1666 | for drand48(), random(), or rand(). For 5.005, though, maintain | |
1667 | compatibility by calling rand() but allow the user to override it. | |
1668 | See INSTALL for details. --Andy Dougherty 15 July 1998 | |
1669 | */ | |
85ab1d1d JH |
1670 | /* Now it's after 5.005, and Configure supports drand48() and random(), |
1671 | in addition to rand(). So the overrides should not be needed any more. | |
1672 | --Jarkko Hietaniemi 27 September 1998 | |
1673 | */ | |
1674 | ||
1675 | #ifndef HAS_DRAND48_PROTO | |
1676 | extern double drand48 _((void)); | |
56cb0a1c AD |
1677 | #endif |
1678 | ||
79072805 LW |
1679 | PP(pp_rand) |
1680 | { | |
4e35701f | 1681 | djSP; dTARGET; |
79072805 LW |
1682 | double value; |
1683 | if (MAXARG < 1) | |
1684 | value = 1.0; | |
1685 | else | |
1686 | value = POPn; | |
1687 | if (value == 0.0) | |
1688 | value = 1.0; | |
80252599 | 1689 | if (!PL_srand_called) { |
85ab1d1d | 1690 | (void)seedDrand01((Rand_seed_t)seed()); |
80252599 | 1691 | PL_srand_called = TRUE; |
93dc8474 | 1692 | } |
85ab1d1d | 1693 | value *= Drand01(); |
79072805 LW |
1694 | XPUSHn(value); |
1695 | RETURN; | |
1696 | } | |
1697 | ||
1698 | PP(pp_srand) | |
1699 | { | |
4e35701f | 1700 | djSP; |
93dc8474 CS |
1701 | UV anum; |
1702 | if (MAXARG < 1) | |
1703 | anum = seed(); | |
79072805 | 1704 | else |
93dc8474 | 1705 | anum = POPu; |
85ab1d1d | 1706 | (void)seedDrand01((Rand_seed_t)anum); |
80252599 | 1707 | PL_srand_called = TRUE; |
79072805 LW |
1708 | EXTEND(SP, 1); |
1709 | RETPUSHYES; | |
1710 | } | |
1711 | ||
76e3520e | 1712 | STATIC U32 |
8ac85365 | 1713 | seed(void) |
93dc8474 | 1714 | { |
54310121 | 1715 | /* |
1716 | * This is really just a quick hack which grabs various garbage | |
1717 | * values. It really should be a real hash algorithm which | |
1718 | * spreads the effect of every input bit onto every output bit, | |
85ab1d1d | 1719 | * if someone who knows about such things would bother to write it. |
54310121 | 1720 | * Might be a good idea to add that function to CORE as well. |
85ab1d1d | 1721 | * No numbers below come from careful analysis or anything here, |
54310121 | 1722 | * except they are primes and SEED_C1 > 1E6 to get a full-width |
1723 | * value from (tv_sec * SEED_C1 + tv_usec). The multipliers should | |
1724 | * probably be bigger too. | |
1725 | */ | |
1726 | #if RANDBITS > 16 | |
1727 | # define SEED_C1 1000003 | |
1728 | #define SEED_C4 73819 | |
1729 | #else | |
1730 | # define SEED_C1 25747 | |
1731 | #define SEED_C4 20639 | |
1732 | #endif | |
1733 | #define SEED_C2 3 | |
1734 | #define SEED_C3 269 | |
1735 | #define SEED_C5 26107 | |
1736 | ||
e858de61 | 1737 | dTHR; |
73c60299 RS |
1738 | #ifndef PERL_NO_DEV_RANDOM |
1739 | int fd; | |
1740 | #endif | |
93dc8474 | 1741 | U32 u; |
f12c7020 | 1742 | #ifdef VMS |
1743 | # include <starlet.h> | |
43c92808 HF |
1744 | /* when[] = (low 32 bits, high 32 bits) of time since epoch |
1745 | * in 100-ns units, typically incremented ever 10 ms. */ | |
93dc8474 | 1746 | unsigned int when[2]; |
73c60299 RS |
1747 | #else |
1748 | # ifdef HAS_GETTIMEOFDAY | |
1749 | struct timeval when; | |
1750 | # else | |
1751 | Time_t when; | |
1752 | # endif | |
1753 | #endif | |
1754 | ||
1755 | /* This test is an escape hatch, this symbol isn't set by Configure. */ | |
1756 | #ifndef PERL_NO_DEV_RANDOM | |
1757 | #ifndef PERL_RANDOM_DEVICE | |
1758 | /* /dev/random isn't used by default because reads from it will block | |
1759 | * if there isn't enough entropy available. You can compile with | |
1760 | * PERL_RANDOM_DEVICE to it if you'd prefer Perl to block until there | |
1761 | * is enough real entropy to fill the seed. */ | |
1762 | # define PERL_RANDOM_DEVICE "/dev/urandom" | |
1763 | #endif | |
1764 | fd = PerlLIO_open(PERL_RANDOM_DEVICE, 0); | |
1765 | if (fd != -1) { | |
1766 | if (PerlLIO_read(fd, &u, sizeof u) != sizeof u) | |
1767 | u = 0; | |
1768 | PerlLIO_close(fd); | |
1769 | if (u) | |
1770 | return u; | |
1771 | } | |
1772 | #endif | |
1773 | ||
1774 | #ifdef VMS | |
93dc8474 | 1775 | _ckvmssts(sys$gettim(when)); |
54310121 | 1776 | u = (U32)SEED_C1 * when[0] + (U32)SEED_C2 * when[1]; |
f12c7020 | 1777 | #else |
5f05dabc | 1778 | # ifdef HAS_GETTIMEOFDAY |
93dc8474 | 1779 | gettimeofday(&when,(struct timezone *) 0); |
54310121 | 1780 | u = (U32)SEED_C1 * when.tv_sec + (U32)SEED_C2 * when.tv_usec; |
f12c7020 | 1781 | # else |
93dc8474 | 1782 | (void)time(&when); |
54310121 | 1783 | u = (U32)SEED_C1 * when; |
f12c7020 | 1784 | # endif |
1785 | #endif | |
54310121 | 1786 | u += SEED_C3 * (U32)getpid(); |
3280af22 | 1787 | u += SEED_C4 * (U32)(UV)PL_stack_sp; |
54310121 | 1788 | #ifndef PLAN9 /* XXX Plan9 assembler chokes on this; fix needed */ |
1789 | u += SEED_C5 * (U32)(UV)&when; | |
f12c7020 | 1790 | #endif |
93dc8474 | 1791 | return u; |
79072805 LW |
1792 | } |
1793 | ||
1794 | PP(pp_exp) | |
1795 | { | |
4e35701f | 1796 | djSP; dTARGET; tryAMAGICun(exp); |
a0d0e21e LW |
1797 | { |
1798 | double value; | |
1799 | value = POPn; | |
1800 | value = exp(value); | |
1801 | XPUSHn(value); | |
1802 | RETURN; | |
1803 | } | |
79072805 LW |
1804 | } |
1805 | ||
1806 | PP(pp_log) | |
1807 | { | |
4e35701f | 1808 | djSP; dTARGET; tryAMAGICun(log); |
a0d0e21e LW |
1809 | { |
1810 | double value; | |
1811 | value = POPn; | |
bbce6d69 | 1812 | if (value <= 0.0) { |
36477c24 | 1813 | SET_NUMERIC_STANDARD(); |
2304df62 | 1814 | DIE("Can't take log of %g", value); |
bbce6d69 | 1815 | } |
a0d0e21e LW |
1816 | value = log(value); |
1817 | XPUSHn(value); | |
1818 | RETURN; | |
1819 | } | |
79072805 LW |
1820 | } |
1821 | ||
1822 | PP(pp_sqrt) | |
1823 | { | |
4e35701f | 1824 | djSP; dTARGET; tryAMAGICun(sqrt); |
a0d0e21e LW |
1825 | { |
1826 | double value; | |
1827 | value = POPn; | |
bbce6d69 | 1828 | if (value < 0.0) { |
36477c24 | 1829 | SET_NUMERIC_STANDARD(); |
2304df62 | 1830 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1831 | } |
a0d0e21e LW |
1832 | value = sqrt(value); |
1833 | XPUSHn(value); | |
1834 | RETURN; | |
1835 | } | |
79072805 LW |
1836 | } |
1837 | ||
1838 | PP(pp_int) | |
1839 | { | |
4e35701f | 1840 | djSP; dTARGET; |
774d564b | 1841 | { |
1842 | double value = TOPn; | |
1843 | IV iv; | |
1844 | ||
1845 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1846 | iv = SvIVX(TOPs); | |
1847 | SETi(iv); | |
1848 | } | |
1849 | else { | |
1850 | if (value >= 0.0) | |
1851 | (void)modf(value, &value); | |
1852 | else { | |
1853 | (void)modf(-value, &value); | |
1854 | value = -value; | |
1855 | } | |
1856 | iv = I_V(value); | |
1857 | if (iv == value) | |
1858 | SETi(iv); | |
1859 | else | |
1860 | SETn(value); | |
1861 | } | |
79072805 | 1862 | } |
79072805 LW |
1863 | RETURN; |
1864 | } | |
1865 | ||
463ee0b2 LW |
1866 | PP(pp_abs) |
1867 | { | |
4e35701f | 1868 | djSP; dTARGET; tryAMAGICun(abs); |
a0d0e21e | 1869 | { |
774d564b | 1870 | double value = TOPn; |
1871 | IV iv; | |
463ee0b2 | 1872 | |
774d564b | 1873 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && |
1874 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1875 | if (iv < 0) | |
1876 | iv = -iv; | |
1877 | SETi(iv); | |
1878 | } | |
1879 | else { | |
1880 | if (value < 0.0) | |
1881 | value = -value; | |
1882 | SETn(value); | |
1883 | } | |
a0d0e21e | 1884 | } |
774d564b | 1885 | RETURN; |
463ee0b2 LW |
1886 | } |
1887 | ||
79072805 LW |
1888 | PP(pp_hex) |
1889 | { | |
4e35701f | 1890 | djSP; dTARGET; |
79072805 LW |
1891 | char *tmps; |
1892 | I32 argtype; | |
2d8e6c8d | 1893 | STRLEN n_a; |
79072805 | 1894 | |
2d8e6c8d | 1895 | tmps = POPpx; |
55497cff | 1896 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1897 | RETURN; |
1898 | } | |
1899 | ||
1900 | PP(pp_oct) | |
1901 | { | |
4e35701f | 1902 | djSP; dTARGET; |
55497cff | 1903 | UV value; |
79072805 LW |
1904 | I32 argtype; |
1905 | char *tmps; | |
2d8e6c8d | 1906 | STRLEN n_a; |
79072805 | 1907 | |
2d8e6c8d | 1908 | tmps = POPpx; |
464e2e8a | 1909 | while (*tmps && isSPACE(*tmps)) |
1910 | tmps++; | |
1911 | if (*tmps == '0') | |
79072805 LW |
1912 | tmps++; |
1913 | if (*tmps == 'x') | |
464e2e8a | 1914 | value = scan_hex(++tmps, 99, &argtype); |
4f19785b WSI |
1915 | else if (*tmps == 'b') |
1916 | value = scan_bin(++tmps, 99, &argtype); | |
464e2e8a | 1917 | else |
1918 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1919 | XPUSHu(value); |
79072805 LW |
1920 | RETURN; |
1921 | } | |
1922 | ||
1923 | /* String stuff. */ | |
1924 | ||
1925 | PP(pp_length) | |
1926 | { | |
4e35701f | 1927 | djSP; dTARGET; |
a0ed51b3 LW |
1928 | |
1929 | if (IN_UTF8) { | |
1930 | SETi( sv_len_utf8(TOPs) ); | |
1931 | RETURN; | |
1932 | } | |
1933 | ||
a0d0e21e | 1934 | SETi( sv_len(TOPs) ); |
79072805 LW |
1935 | RETURN; |
1936 | } | |
1937 | ||
1938 | PP(pp_substr) | |
1939 | { | |
4e35701f | 1940 | djSP; dTARGET; |
79072805 LW |
1941 | SV *sv; |
1942 | I32 len; | |
463ee0b2 | 1943 | STRLEN curlen; |
a0ed51b3 | 1944 | STRLEN utfcurlen; |
79072805 LW |
1945 | I32 pos; |
1946 | I32 rem; | |
84902520 | 1947 | I32 fail; |
533c011a | 1948 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
79072805 | 1949 | char *tmps; |
3280af22 | 1950 | I32 arybase = PL_curcop->cop_arybase; |
7b8d334a GS |
1951 | char *repl = 0; |
1952 | STRLEN repl_len; | |
79072805 | 1953 | |
20408e3c | 1954 | SvTAINTED_off(TARG); /* decontaminate */ |
5d82c453 GA |
1955 | if (MAXARG > 2) { |
1956 | if (MAXARG > 3) { | |
1957 | sv = POPs; | |
1958 | repl = SvPV(sv, repl_len); | |
7b8d334a | 1959 | } |
79072805 | 1960 | len = POPi; |
5d82c453 | 1961 | } |
84902520 | 1962 | pos = POPi; |
79072805 | 1963 | sv = POPs; |
849ca7ee | 1964 | PUTBACK; |
a0d0e21e | 1965 | tmps = SvPV(sv, curlen); |
a0ed51b3 LW |
1966 | if (IN_UTF8) { |
1967 | utfcurlen = sv_len_utf8(sv); | |
1968 | if (utfcurlen == curlen) | |
1969 | utfcurlen = 0; | |
1970 | else | |
1971 | curlen = utfcurlen; | |
1972 | } | |
d1c2b58a LW |
1973 | else |
1974 | utfcurlen = 0; | |
a0ed51b3 | 1975 | |
84902520 TB |
1976 | if (pos >= arybase) { |
1977 | pos -= arybase; | |
1978 | rem = curlen-pos; | |
1979 | fail = rem; | |
5d82c453 GA |
1980 | if (MAXARG > 2) { |
1981 | if (len < 0) { | |
1982 | rem += len; | |
1983 | if (rem < 0) | |
1984 | rem = 0; | |
1985 | } | |
1986 | else if (rem > len) | |
1987 | rem = len; | |
1988 | } | |
68dc0745 | 1989 | } |
84902520 | 1990 | else { |
5d82c453 GA |
1991 | pos += curlen; |
1992 | if (MAXARG < 3) | |
1993 | rem = curlen; | |
1994 | else if (len >= 0) { | |
1995 | rem = pos+len; | |
1996 | if (rem > (I32)curlen) | |
1997 | rem = curlen; | |
1998 | } | |
1999 | else { | |
2000 | rem = curlen+len; | |
2001 | if (rem < pos) | |
2002 | rem = pos; | |
2003 | } | |
2004 | if (pos < 0) | |
2005 | pos = 0; | |
2006 | fail = rem; | |
2007 | rem -= pos; | |
84902520 TB |
2008 | } |
2009 | if (fail < 0) { | |
599cee73 PM |
2010 | if (ckWARN(WARN_SUBSTR) || lvalue || repl) |
2011 | warner(WARN_SUBSTR, "substr outside of string"); | |
2304df62 AD |
2012 | RETPUSHUNDEF; |
2013 | } | |
79072805 | 2014 | else { |
a0ed51b3 LW |
2015 | if (utfcurlen) |
2016 | sv_pos_u2b(sv, &pos, &rem); | |
79072805 | 2017 | tmps += pos; |
79072805 LW |
2018 | sv_setpvn(TARG, tmps, rem); |
2019 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 2020 | if (!SvGMAGICAL(sv)) { |
2021 | if (SvROK(sv)) { | |
2d8e6c8d GS |
2022 | STRLEN n_a; |
2023 | SvPV_force(sv,n_a); | |
599cee73 PM |
2024 | if (ckWARN(WARN_SUBSTR)) |
2025 | warner(WARN_SUBSTR, | |
2026 | "Attempt to use reference as lvalue in substr"); | |
dedeecda | 2027 | } |
2028 | if (SvOK(sv)) /* is it defined ? */ | |
2029 | (void)SvPOK_only(sv); | |
2030 | else | |
2031 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
2032 | } | |
5f05dabc | 2033 | |
a0d0e21e LW |
2034 | if (SvTYPE(TARG) < SVt_PVLV) { |
2035 | sv_upgrade(TARG, SVt_PVLV); | |
2036 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 2037 | } |
a0d0e21e | 2038 | |
5f05dabc | 2039 | LvTYPE(TARG) = 'x'; |
6ff81951 GS |
2040 | if (LvTARG(TARG) != sv) { |
2041 | if (LvTARG(TARG)) | |
2042 | SvREFCNT_dec(LvTARG(TARG)); | |
2043 | LvTARG(TARG) = SvREFCNT_inc(sv); | |
2044 | } | |
a0d0e21e | 2045 | LvTARGOFF(TARG) = pos; |
8ec5e241 | 2046 | LvTARGLEN(TARG) = rem; |
79072805 | 2047 | } |
5d82c453 | 2048 | else if (repl) |
7b8d334a | 2049 | sv_insert(sv, pos, rem, repl, repl_len); |
79072805 | 2050 | } |
849ca7ee | 2051 | SPAGAIN; |
79072805 LW |
2052 | PUSHs(TARG); /* avoid SvSETMAGIC here */ |
2053 | RETURN; | |
2054 | } | |
2055 | ||
2056 | PP(pp_vec) | |
2057 | { | |
4e35701f | 2058 | djSP; dTARGET; |
79072805 LW |
2059 | register I32 size = POPi; |
2060 | register I32 offset = POPi; | |
2061 | register SV *src = POPs; | |
533c011a | 2062 | I32 lvalue = PL_op->op_flags & OPf_MOD; |
463ee0b2 LW |
2063 | STRLEN srclen; |
2064 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
2065 | unsigned long retnum; |
2066 | I32 len; | |
2067 | ||
20408e3c | 2068 | SvTAINTED_off(TARG); /* decontaminate */ |
79072805 LW |
2069 | offset *= size; /* turn into bit offset */ |
2070 | len = (offset + size + 7) / 8; | |
2071 | if (offset < 0 || size < 1) | |
2072 | retnum = 0; | |
79072805 | 2073 | else { |
a0d0e21e LW |
2074 | if (lvalue) { /* it's an lvalue! */ |
2075 | if (SvTYPE(TARG) < SVt_PVLV) { | |
2076 | sv_upgrade(TARG, SVt_PVLV); | |
2077 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
2078 | } | |
2079 | ||
2080 | LvTYPE(TARG) = 'v'; | |
6ff81951 GS |
2081 | if (LvTARG(TARG) != src) { |
2082 | if (LvTARG(TARG)) | |
2083 | SvREFCNT_dec(LvTARG(TARG)); | |
2084 | LvTARG(TARG) = SvREFCNT_inc(src); | |
2085 | } | |
8ec5e241 NIS |
2086 | LvTARGOFF(TARG) = offset; |
2087 | LvTARGLEN(TARG) = size; | |
a0d0e21e | 2088 | } |
93a17b20 | 2089 | if (len > srclen) { |
a0d0e21e LW |
2090 | if (size <= 8) |
2091 | retnum = 0; | |
2092 | else { | |
2093 | offset >>= 3; | |
748a9306 LW |
2094 | if (size == 16) { |
2095 | if (offset >= srclen) | |
2096 | retnum = 0; | |
a0d0e21e | 2097 | else |
748a9306 LW |
2098 | retnum = (unsigned long) s[offset] << 8; |
2099 | } | |
2100 | else if (size == 32) { | |
2101 | if (offset >= srclen) | |
2102 | retnum = 0; | |
2103 | else if (offset + 1 >= srclen) | |
a0d0e21e | 2104 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
2105 | else if (offset + 2 >= srclen) |
2106 | retnum = ((unsigned long) s[offset] << 24) + | |
2107 | ((unsigned long) s[offset + 1] << 16); | |
2108 | else | |
2109 | retnum = ((unsigned long) s[offset] << 24) + | |
2110 | ((unsigned long) s[offset + 1] << 16) + | |
2111 | (s[offset + 2] << 8); | |
a0d0e21e LW |
2112 | } |
2113 | } | |
79072805 | 2114 | } |
a0d0e21e | 2115 | else if (size < 8) |
79072805 LW |
2116 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
2117 | else { | |
2118 | offset >>= 3; | |
2119 | if (size == 8) | |
2120 | retnum = s[offset]; | |
2121 | else if (size == 16) | |
2122 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
2123 | else if (size == 32) | |
2124 | retnum = ((unsigned long) s[offset] << 24) + | |
2125 | ((unsigned long) s[offset + 1] << 16) + | |
2126 | (s[offset + 2] << 8) + s[offset+3]; | |
2127 | } | |
79072805 LW |
2128 | } |
2129 | ||
deb3007b | 2130 | sv_setuv(TARG, (UV)retnum); |
79072805 LW |
2131 | PUSHs(TARG); |
2132 | RETURN; | |
2133 | } | |
2134 | ||
2135 | PP(pp_index) | |
2136 | { | |
4e35701f | 2137 | djSP; dTARGET; |
79072805 LW |
2138 | SV *big; |
2139 | SV *little; | |
2140 | I32 offset; | |
2141 | I32 retval; | |
2142 | char *tmps; | |
2143 | char *tmps2; | |
463ee0b2 | 2144 | STRLEN biglen; |
3280af22 | 2145 | I32 arybase = PL_curcop->cop_arybase; |
79072805 LW |
2146 | |
2147 | if (MAXARG < 3) | |
2148 | offset = 0; | |
2149 | else | |
2150 | offset = POPi - arybase; | |
2151 | little = POPs; | |
2152 | big = POPs; | |
463ee0b2 | 2153 | tmps = SvPV(big, biglen); |
a0ed51b3 LW |
2154 | if (IN_UTF8 && offset > 0) |
2155 | sv_pos_u2b(big, &offset, 0); | |
79072805 LW |
2156 | if (offset < 0) |
2157 | offset = 0; | |
93a17b20 LW |
2158 | else if (offset > biglen) |
2159 | offset = biglen; | |
79072805 | 2160 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
411d5715 | 2161 | (unsigned char*)tmps + biglen, little, 0))) |
a0ed51b3 | 2162 | retval = -1; |
79072805 | 2163 | else |
a0ed51b3 LW |
2164 | retval = tmps2 - tmps; |
2165 | if (IN_UTF8 && retval > 0) | |
2166 | sv_pos_b2u(big, &retval); | |
2167 | PUSHi(retval + arybase); | |
79072805 LW |
2168 | RETURN; |
2169 | } | |
2170 | ||
2171 | PP(pp_rindex) | |
2172 | { | |
4e35701f | 2173 | djSP; dTARGET; |
79072805 LW |
2174 | SV *big; |
2175 | SV *little; | |
463ee0b2 LW |
2176 | STRLEN blen; |
2177 | STRLEN llen; | |
79072805 LW |
2178 | I32 offset; |
2179 | I32 retval; | |
2180 | char *tmps; | |
2181 | char *tmps2; | |
3280af22 | 2182 | I32 arybase = PL_curcop->cop_arybase; |
79072805 | 2183 | |
a0d0e21e | 2184 | if (MAXARG >= 3) |
a0ed51b3 | 2185 | offset = POPi; |
79072805 LW |
2186 | little = POPs; |
2187 | big = POPs; | |
463ee0b2 LW |
2188 | tmps2 = SvPV(little, llen); |
2189 | tmps = SvPV(big, blen); | |
79072805 | 2190 | if (MAXARG < 3) |
463ee0b2 | 2191 | offset = blen; |
a0ed51b3 LW |
2192 | else { |
2193 | if (IN_UTF8 && offset > 0) | |
2194 | sv_pos_u2b(big, &offset, 0); | |
2195 | offset = offset - arybase + llen; | |
2196 | } | |
79072805 LW |
2197 | if (offset < 0) |
2198 | offset = 0; | |
463ee0b2 LW |
2199 | else if (offset > blen) |
2200 | offset = blen; | |
79072805 | 2201 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 2202 | tmps2, tmps2 + llen))) |
a0ed51b3 | 2203 | retval = -1; |
79072805 | 2204 | else |
a0ed51b3 LW |
2205 | retval = tmps2 - tmps; |
2206 | if (IN_UTF8 && retval > 0) | |
2207 | sv_pos_b2u(big, &retval); | |
2208 | PUSHi(retval + arybase); | |
79072805 LW |
2209 | RETURN; |
2210 | } | |
2211 | ||
2212 | PP(pp_sprintf) | |
2213 | { | |
4e35701f | 2214 | djSP; dMARK; dORIGMARK; dTARGET; |
36477c24 | 2215 | #ifdef USE_LOCALE_NUMERIC |
533c011a | 2216 | if (PL_op->op_private & OPpLOCALE) |
36477c24 | 2217 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 2218 | else |
36477c24 | 2219 | SET_NUMERIC_STANDARD(); |
2220 | #endif | |
79072805 | 2221 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 2222 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
2223 | SP = ORIGMARK; |
2224 | PUSHTARG; | |
2225 | RETURN; | |
2226 | } | |
2227 | ||
79072805 LW |
2228 | PP(pp_ord) |
2229 | { | |
4e35701f | 2230 | djSP; dTARGET; |
bdeef251 | 2231 | UV value; |
2d8e6c8d GS |
2232 | STRLEN n_a; |
2233 | U8 *tmps = (U8*)POPpx; | |
a0ed51b3 | 2234 | I32 retlen; |
79072805 | 2235 | |
a0ed51b3 | 2236 | if (IN_UTF8 && (*tmps & 0x80)) |
bdeef251 | 2237 | value = utf8_to_uv(tmps, &retlen); |
a0ed51b3 | 2238 | else |
bdeef251 GA |
2239 | value = (UV)(*tmps & 255); |
2240 | XPUSHu(value); | |
79072805 LW |
2241 | RETURN; |
2242 | } | |
2243 | ||
463ee0b2 LW |
2244 | PP(pp_chr) |
2245 | { | |
4e35701f | 2246 | djSP; dTARGET; |
463ee0b2 | 2247 | char *tmps; |
3b9be786 | 2248 | U32 value = POPu; |
463ee0b2 | 2249 | |
748a9306 | 2250 | (void)SvUPGRADE(TARG,SVt_PV); |
a0ed51b3 LW |
2251 | |
2252 | if (IN_UTF8 && value >= 128) { | |
2253 | SvGROW(TARG,8); | |
2254 | tmps = SvPVX(TARG); | |
dfe13c55 | 2255 | tmps = (char*)uv_to_utf8((U8*)tmps, (UV)value); |
a0ed51b3 LW |
2256 | SvCUR_set(TARG, tmps - SvPVX(TARG)); |
2257 | *tmps = '\0'; | |
2258 | (void)SvPOK_only(TARG); | |
2259 | XPUSHs(TARG); | |
2260 | RETURN; | |
2261 | } | |
2262 | ||
748a9306 | 2263 | SvGROW(TARG,2); |
463ee0b2 LW |
2264 | SvCUR_set(TARG, 1); |
2265 | tmps = SvPVX(TARG); | |
a0ed51b3 | 2266 | *tmps++ = value; |
748a9306 | 2267 | *tmps = '\0'; |
a0d0e21e | 2268 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
2269 | XPUSHs(TARG); |
2270 | RETURN; | |
2271 | } | |
2272 | ||
79072805 LW |
2273 | PP(pp_crypt) |
2274 | { | |
4e35701f | 2275 | djSP; dTARGET; dPOPTOPssrl; |
2d8e6c8d | 2276 | STRLEN n_a; |
79072805 | 2277 | #ifdef HAS_CRYPT |
2d8e6c8d | 2278 | char *tmps = SvPV(left, n_a); |
79072805 | 2279 | #ifdef FCRYPT |
2d8e6c8d | 2280 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, n_a))); |
79072805 | 2281 | #else |
2d8e6c8d | 2282 | sv_setpv(TARG, PerlProc_crypt(tmps, SvPV(right, n_a))); |
79072805 LW |
2283 | #endif |
2284 | #else | |
2285 | DIE( | |
2286 | "The crypt() function is unimplemented due to excessive paranoia."); | |
2287 | #endif | |
2288 | SETs(TARG); | |
2289 | RETURN; | |
2290 | } | |
2291 | ||
2292 | PP(pp_ucfirst) | |
2293 | { | |
4e35701f | 2294 | djSP; |
79072805 | 2295 | SV *sv = TOPs; |
a0ed51b3 LW |
2296 | register U8 *s; |
2297 | STRLEN slen; | |
2298 | ||
dfe13c55 | 2299 | if (IN_UTF8 && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 LW |
2300 | I32 ulen; |
2301 | U8 tmpbuf[10]; | |
2302 | U8 *tend; | |
2303 | UV uv = utf8_to_uv(s, &ulen); | |
2304 | ||
2305 | if (PL_op->op_private & OPpLOCALE) { | |
2306 | TAINT; | |
2307 | SvTAINTED_on(sv); | |
2308 | uv = toTITLE_LC_uni(uv); | |
2309 | } | |
2310 | else | |
2311 | uv = toTITLE_utf8(s); | |
2312 | ||
2313 | tend = uv_to_utf8(tmpbuf, uv); | |
2314 | ||
2315 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen) { | |
2316 | dTARGET; | |
dfe13c55 GS |
2317 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2318 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
a0ed51b3 LW |
2319 | SETs(TARG); |
2320 | } | |
2321 | else { | |
dfe13c55 | 2322 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2323 | Copy(tmpbuf, s, ulen, U8); |
2324 | } | |
2325 | RETURN; | |
2326 | } | |
79072805 | 2327 | |
ed6116ce | 2328 | if (!SvPADTMP(sv)) { |
79072805 LW |
2329 | dTARGET; |
2330 | sv_setsv(TARG, sv); | |
2331 | sv = TARG; | |
2332 | SETs(sv); | |
2333 | } | |
2d8e6c8d | 2334 | s = (U8*)SvPV_force(sv, slen); |
bbce6d69 | 2335 | if (*s) { |
533c011a | 2336 | if (PL_op->op_private & OPpLOCALE) { |
bbce6d69 | 2337 | TAINT; |
2338 | SvTAINTED_on(sv); | |
2339 | *s = toUPPER_LC(*s); | |
2340 | } | |
2341 | else | |
2342 | *s = toUPPER(*s); | |
2343 | } | |
79072805 LW |
2344 | |
2345 | RETURN; | |
2346 | } | |
2347 | ||
2348 | PP(pp_lcfirst) | |
2349 | { | |
4e35701f | 2350 | djSP; |
79072805 | 2351 | SV *sv = TOPs; |
a0ed51b3 LW |
2352 | register U8 *s; |
2353 | STRLEN slen; | |
2354 | ||
dfe13c55 | 2355 | if (IN_UTF8 && (s = (U8*)SvPV(sv, slen)) && slen && (*s & 0xc0) == 0xc0) { |
a0ed51b3 LW |
2356 | I32 ulen; |
2357 | U8 tmpbuf[10]; | |
2358 | U8 *tend; | |
2359 | UV uv = utf8_to_uv(s, &ulen); | |
2360 | ||
2361 | if (PL_op->op_private & OPpLOCALE) { | |
2362 | TAINT; | |
2363 | SvTAINTED_on(sv); | |
2364 | uv = toLOWER_LC_uni(uv); | |
2365 | } | |
2366 | else | |
2367 | uv = toLOWER_utf8(s); | |
2368 | ||
2369 | tend = uv_to_utf8(tmpbuf, uv); | |
2370 | ||
2371 | if (!SvPADTMP(sv) || tend - tmpbuf != ulen) { | |
2372 | dTARGET; | |
dfe13c55 GS |
2373 | sv_setpvn(TARG, (char*)tmpbuf, tend - tmpbuf); |
2374 | sv_catpvn(TARG, (char*)(s + ulen), slen - ulen); | |
a0ed51b3 LW |
2375 | SETs(TARG); |
2376 | } | |
2377 | else { | |
dfe13c55 | 2378 | s = (U8*)SvPV_force(sv, slen); |
a0ed51b3 LW |
2379 | Copy(tmpbuf, s, ulen, U8); |
2380 | } | |
2381 | RETURN; | |
2382 | } | |
79072805 | 2383 | |
ed6116ce | 2384 | if (!SvPADTMP(sv)) { |
79072805 LW |
2385 | dTARGET; |
2386 | sv_setsv(TARG, sv); | |
2387 | sv = TARG; | |
2388 | SETs(sv); | |
2389 | } | |
2d8e6c8d | 2390 | s = (U8*)SvPV_force(sv, slen); |
bbce6d69 | 2391 | if (*s) { |
533c011a | 2392 | if (PL_op->op_private & OPpLOCALE) { |
bbce6d69 | 2393 | TAINT; |
2394 | SvTAINTED_on(sv); | |
2395 | *s = toLOWER_LC(*s); | |
2396 | } | |
2397 | else | |
2398 | *s = toLOWER(*s); | |
2399 | } | |
79072805 LW |
2400 | |
2401 | SETs(sv); | |
2402 | RETURN; | |
2403 | } | |
2404 | ||
2405 | PP(pp_uc) | |
2406 | { | |
4e35701f | 2407 | djSP; |
79072805 | 2408 | SV *sv = TOPs; |
a0ed51b3 | 2409 | register U8 *s; |
463ee0b2 | 2410 | STRLEN len; |
79072805 | 2411 | |
a0ed51b3 LW |
2412 | if (IN_UTF8) { |
2413 | dTARGET; | |
2414 | I32 ulen; | |
2415 | register U8 *d; | |
2416 | U8 *send; | |
2417 | ||
dfe13c55 | 2418 | s = (U8*)SvPV(sv,len); |
a5a20234 LW |
2419 | if (!len) { |
2420 | sv_setpvn(TARG, "", 0); | |
2421 | SETs(TARG); | |
a0ed51b3 | 2422 | RETURN; |
a5a20234 | 2423 | } |
a0ed51b3 LW |
2424 | |
2425 | (void)SvUPGRADE(TARG, SVt_PV); | |
2426 | SvGROW(TARG, (len * 2) + 1); | |
2427 | (void)SvPOK_only(TARG); | |
dfe13c55 | 2428 | d = (U8*)SvPVX(TARG); |
a0ed51b3 LW |
2429 | send = s + len; |
2430 | if (PL_op->op_private & OPpLOCALE) { | |
2431 | TAINT; | |
2432 | SvTAINTED_on(TARG); | |
2433 | while (s < send) { | |
2434 | d = uv_to_utf8(d, toUPPER_LC_uni( utf8_to_uv(s, &ulen))); | |
2435 | s += ulen; | |
2436 | } | |
2437 | } | |
2438 | else { | |
2439 | while (s < send) { | |
2440 | d = uv_to_utf8(d, toUPPER_utf8( s )); | |
2441 | s += UTF8SKIP(s); | |
2442 | } | |
2443 | } | |
2444 | *d = '\0'; | |
2445 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); | |
2446 | SETs(TARG); | |
2447 | RETURN; | |
2448 | } | |
2449 | ||
ed6116ce | 2450 | if (!SvPADTMP(sv)) { |
79072805 LW |
2451 | dTARGET; |
2452 | sv_setsv(TARG, sv); | |
2453 | sv = TARG; | |
2454 | SETs(sv); | |
2455 | } | |
bbce6d69 | 2456 | |
dfe13c55 | 2457 | s = (U8*)SvPV_force(sv, len); |
bbce6d69 | 2458 | if (len) { |
a0ed51b3 | 2459 | register U8 *send = s + len; |
bbce6d69 | 2460 | |
533c011a | 2461 | if (PL_op->op_private & OPpLOCALE) { |
bbce6d69 | 2462 | TAINT; |
2463 | SvTAINTED_on(sv); | |
2464 | for (; s < send; s++) | |
2465 | *s = toUPPER_LC(*s); | |
2466 | } | |
2467 | else { | |
2468 | for (; s < send; s++) | |
2469 | *s = toUPPER(*s); | |
2470 | } | |
79072805 LW |
2471 | } |
2472 | RETURN; | |
2473 | } | |
2474 | ||
2475 | PP(pp_lc) | |
2476 | { | |
4e35701f | 2477 | djSP; |
79072805 | 2478 | SV *sv = TOPs; |
a0ed51b3 | 2479 | register U8 *s; |
463ee0b2 | 2480 | STRLEN len; |
79072805 | 2481 | |
a0ed51b3 LW |
2482 | if (IN_UTF8) { |
2483 | dTARGET; | |
2484 | I32 ulen; | |
2485 | register U8 *d; | |
2486 | U8 *send; | |
2487 | ||
dfe13c55 | 2488 | s = (U8*)SvPV(sv,len); |
a5a20234 LW |
2489 | if (!len) { |
2490 | sv_setpvn(TARG, "", 0); | |
2491 | SETs(TARG); | |
a0ed51b3 | 2492 | RETURN; |
a5a20234 | 2493 | } |
a0ed51b3 LW |
2494 | |
2495 | (void)SvUPGRADE(TARG, SVt_PV); | |
2496 | SvGROW(TARG, (len * 2) + 1); | |
2497 | (void)SvPOK_only(TARG); | |
dfe13c55 | 2498 | d = (U8*)SvPVX(TARG); |
a0ed51b3 LW |
2499 | send = s + len; |
2500 | if (PL_op->op_private & OPpLOCALE) { | |
2501 | TAINT; | |
2502 | SvTAINTED_on(TARG); | |
2503 | while (s < send) { | |
2504 | d = uv_to_utf8(d, toLOWER_LC_uni( utf8_to_uv(s, &ulen))); | |
2505 | s += ulen; | |
2506 | } | |
2507 | } | |
2508 | else { | |
2509 | while (s < send) { | |
2510 | d = uv_to_utf8(d, toLOWER_utf8(s)); | |
2511 | s += UTF8SKIP(s); | |
2512 | } | |
2513 | } | |
2514 | *d = '\0'; | |
2515 | SvCUR_set(TARG, d - (U8*)SvPVX(TARG)); | |
2516 | SETs(TARG); | |
2517 | RETURN; | |
2518 | } | |
2519 | ||
ed6116ce | 2520 | if (!SvPADTMP(sv)) { |
79072805 LW |
2521 | dTARGET; |
2522 | sv_setsv(TARG, sv); | |
2523 | sv = TARG; | |
2524 | SETs(sv); | |
2525 | } | |
bbce6d69 | 2526 | |
dfe13c55 | 2527 | s = (U8*)SvPV_force(sv, len); |
bbce6d69 | 2528 | if (len) { |
a0ed51b3 | 2529 | register U8 *send = s + len; |
bbce6d69 | 2530 | |
533c011a | 2531 | if (PL_op->op_private & OPpLOCALE) { |
bbce6d69 | 2532 | TAINT; |
2533 | SvTAINTED_on(sv); | |
2534 | for (; s < send; s++) | |
2535 | *s = toLOWER_LC(*s); | |
2536 | } | |
2537 | else { | |
2538 | for (; s < send; s++) | |
2539 | *s = toLOWER(*s); | |
2540 | } | |
79072805 LW |
2541 | } |
2542 | RETURN; | |
2543 | } | |
2544 | ||
a0d0e21e | 2545 | PP(pp_quotemeta) |
79072805 | 2546 | { |
4e35701f | 2547 | djSP; dTARGET; |
a0d0e21e LW |
2548 | SV *sv = TOPs; |
2549 | STRLEN len; | |
2550 | register char *s = SvPV(sv,len); | |
2551 | register char *d; | |
79072805 | 2552 | |
a0d0e21e LW |
2553 | if (len) { |
2554 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 2555 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e | 2556 | d = SvPVX(TARG); |
0dd2cdef LW |
2557 | if (IN_UTF8) { |
2558 | while (len) { | |
2559 | if (*s & 0x80) { | |
2560 | STRLEN ulen = UTF8SKIP(s); | |
2561 | if (ulen > len) | |
2562 | ulen = len; | |
2563 | len -= ulen; | |
2564 | while (ulen--) | |
2565 | *d++ = *s++; | |
2566 | } | |
2567 | else { | |
2568 | if (!isALNUM(*s)) | |
2569 | *d++ = '\\'; | |
2570 | *d++ = *s++; | |
2571 | len--; | |
2572 | } | |
2573 | } | |
2574 | } | |
2575 | else { | |
2576 | while (len--) { | |
2577 | if (!isALNUM(*s)) | |
2578 | *d++ = '\\'; | |
2579 | *d++ = *s++; | |
2580 | } | |
79072805 | 2581 | } |
a0d0e21e LW |
2582 | *d = '\0'; |
2583 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
2584 | (void)SvPOK_only(TARG); | |
79072805 | 2585 | } |
a0d0e21e LW |
2586 | else |
2587 | sv_setpvn(TARG, s, len); | |
2588 | SETs(TARG); | |
79072805 LW |
2589 | RETURN; |
2590 | } | |
2591 | ||
a0d0e21e | 2592 | /* Arrays. */ |
79072805 | 2593 | |
a0d0e21e | 2594 | PP(pp_aslice) |
79072805 | 2595 | { |
4e35701f | 2596 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2597 | register SV** svp; |
2598 | register AV* av = (AV*)POPs; | |
533c011a | 2599 | register I32 lval = PL_op->op_flags & OPf_MOD; |
3280af22 | 2600 | I32 arybase = PL_curcop->cop_arybase; |
748a9306 | 2601 | I32 elem; |
79072805 | 2602 | |
a0d0e21e | 2603 | if (SvTYPE(av) == SVt_PVAV) { |
533c011a | 2604 | if (lval && PL_op->op_private & OPpLVAL_INTRO) { |
748a9306 | 2605 | I32 max = -1; |
924508f0 | 2606 | for (svp = MARK + 1; svp <= SP; svp++) { |
748a9306 LW |
2607 | elem = SvIVx(*svp); |
2608 | if (elem > max) | |
2609 | max = elem; | |
2610 | } | |
2611 | if (max > AvMAX(av)) | |
2612 | av_extend(av, max); | |
2613 | } | |
a0d0e21e | 2614 | while (++MARK <= SP) { |
748a9306 | 2615 | elem = SvIVx(*MARK); |
a0d0e21e | 2616 | |
748a9306 LW |
2617 | if (elem > 0) |
2618 | elem -= arybase; | |
a0d0e21e LW |
2619 | svp = av_fetch(av, elem, lval); |
2620 | if (lval) { | |
3280af22 | 2621 | if (!svp || *svp == &PL_sv_undef) |
22c35a8c | 2622 | DIE(PL_no_aelem, elem); |
533c011a | 2623 | if (PL_op->op_private & OPpLVAL_INTRO) |
161b7d16 | 2624 | save_aelem(av, elem, svp); |
79072805 | 2625 | } |
3280af22 | 2626 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2627 | } |
2628 | } | |
748a9306 | 2629 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
2630 | MARK = ORIGMARK; |
2631 | *++MARK = *SP; | |
2632 | SP = MARK; | |
2633 | } | |
79072805 LW |
2634 | RETURN; |
2635 | } | |
2636 | ||
2637 | /* Associative arrays. */ | |
2638 | ||
2639 | PP(pp_each) | |
2640 | { | |
4e35701f | 2641 | djSP; dTARGET; |
79072805 | 2642 | HV *hash = (HV*)POPs; |
c07a80fd | 2643 | HE *entry; |
54310121 | 2644 | I32 gimme = GIMME_V; |
c750a3ec | 2645 | I32 realhv = (SvTYPE(hash) == SVt_PVHV); |
8ec5e241 | 2646 | |
c07a80fd | 2647 | PUTBACK; |
c750a3ec MB |
2648 | /* might clobber stack_sp */ |
2649 | entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash); | |
c07a80fd | 2650 | SPAGAIN; |
79072805 | 2651 | |
79072805 LW |
2652 | EXTEND(SP, 2); |
2653 | if (entry) { | |
54310121 | 2654 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
2655 | if (gimme == G_ARRAY) { | |
c07a80fd | 2656 | PUTBACK; |
c750a3ec MB |
2657 | /* might clobber stack_sp */ |
2658 | sv_setsv(TARG, realhv ? | |
2659 | hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry)); | |
c07a80fd | 2660 | SPAGAIN; |
8990e307 | 2661 | PUSHs(TARG); |
79072805 | 2662 | } |
79072805 | 2663 | } |
54310121 | 2664 | else if (gimme == G_SCALAR) |
79072805 LW |
2665 | RETPUSHUNDEF; |
2666 | ||
2667 | RETURN; | |
2668 | } | |
2669 | ||
2670 | PP(pp_values) | |
2671 | { | |
2672 | return do_kv(ARGS); | |
2673 | } | |
2674 | ||
2675 | PP(pp_keys) | |
2676 | { | |
2677 | return do_kv(ARGS); | |
2678 | } | |
2679 | ||
2680 | PP(pp_delete) | |
2681 | { | |
4e35701f | 2682 | djSP; |
54310121 | 2683 | I32 gimme = GIMME_V; |
2684 | I32 discard = (gimme == G_VOID) ? G_DISCARD : 0; | |
79072805 | 2685 | SV *sv; |
5f05dabc | 2686 | HV *hv; |
2687 | ||
533c011a | 2688 | if (PL_op->op_private & OPpSLICE) { |
5f05dabc | 2689 | dMARK; dORIGMARK; |
97fcbf96 | 2690 | U32 hvtype; |
5f05dabc | 2691 | hv = (HV*)POPs; |
97fcbf96 | 2692 | hvtype = SvTYPE(hv); |
5f05dabc | 2693 | while (++MARK <= SP) { |
ae77835f MB |
2694 | if (hvtype == SVt_PVHV) |
2695 | sv = hv_delete_ent(hv, *MARK, discard, 0); | |
ae77835f MB |
2696 | else |
2697 | DIE("Not a HASH reference"); | |
3280af22 | 2698 | *MARK = sv ? sv : &PL_sv_undef; |
5f05dabc | 2699 | } |
54310121 | 2700 | if (discard) |
2701 | SP = ORIGMARK; | |
2702 | else if (gimme == G_SCALAR) { | |
5f05dabc | 2703 | MARK = ORIGMARK; |
2704 | *++MARK = *SP; | |
2705 | SP = MARK; | |
2706 | } | |
2707 | } | |
2708 | else { | |
2709 | SV *keysv = POPs; | |
2710 | hv = (HV*)POPs; | |
97fcbf96 MB |
2711 | if (SvTYPE(hv) == SVt_PVHV) |
2712 | sv = hv_delete_ent(hv, keysv, discard, 0); | |
97fcbf96 | 2713 | else |
5f05dabc | 2714 | DIE("Not a HASH reference"); |
5f05dabc | 2715 | if (!sv) |
3280af22 | 2716 | sv = &PL_sv_undef; |
54310121 | 2717 | if (!discard) |
2718 | PUSHs(sv); | |
79072805 | 2719 | } |
79072805 LW |
2720 | RETURN; |
2721 | } | |
2722 | ||
a0d0e21e | 2723 | PP(pp_exists) |
79072805 | 2724 | { |
4e35701f | 2725 | djSP; |
a0d0e21e LW |
2726 | SV *tmpsv = POPs; |
2727 | HV *hv = (HV*)POPs; | |
c750a3ec | 2728 | if (SvTYPE(hv) == SVt_PVHV) { |
ae77835f | 2729 | if (hv_exists_ent(hv, tmpsv, 0)) |
c750a3ec | 2730 | RETPUSHYES; |
ef54e1a4 JH |
2731 | } |
2732 | else if (SvTYPE(hv) == SVt_PVAV) { | |
ae77835f | 2733 | if (avhv_exists_ent((AV*)hv, tmpsv, 0)) |
c750a3ec | 2734 | RETPUSHYES; |
ef54e1a4 JH |
2735 | } |
2736 | else { | |
a0d0e21e LW |
2737 | DIE("Not a HASH reference"); |
2738 | } | |
a0d0e21e LW |
2739 | RETPUSHNO; |
2740 | } | |
79072805 | 2741 | |
a0d0e21e LW |
2742 | PP(pp_hslice) |
2743 | { | |
4e35701f | 2744 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2745 | register HV *hv = (HV*)POPs; |
533c011a | 2746 | register I32 lval = PL_op->op_flags & OPf_MOD; |
c750a3ec | 2747 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
79072805 | 2748 | |
0ebe0038 SM |
2749 | if (!realhv && PL_op->op_private & OPpLVAL_INTRO) |
2750 | DIE("Can't localize pseudo-hash element"); | |
2751 | ||
c750a3ec | 2752 | if (realhv || SvTYPE(hv) == SVt_PVAV) { |
a0d0e21e | 2753 | while (++MARK <= SP) { |
f12c7020 | 2754 | SV *keysv = *MARK; |
ae77835f MB |
2755 | SV **svp; |
2756 | if (realhv) { | |
800e9ae0 | 2757 | HE *he = hv_fetch_ent(hv, keysv, lval, 0); |
ae77835f | 2758 | svp = he ? &HeVAL(he) : 0; |
ef54e1a4 JH |
2759 | } |
2760 | else { | |
97fcbf96 | 2761 | svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0); |
ae77835f | 2762 | } |
a0d0e21e | 2763 | if (lval) { |
2d8e6c8d GS |
2764 | if (!svp || *svp == &PL_sv_undef) { |
2765 | STRLEN n_a; | |
2766 | DIE(PL_no_helem, SvPV(keysv, n_a)); | |
2767 | } | |
533c011a | 2768 | if (PL_op->op_private & OPpLVAL_INTRO) |
800e9ae0 | 2769 | save_helem(hv, keysv, svp); |
93a17b20 | 2770 | } |
3280af22 | 2771 | *MARK = svp ? *svp : &PL_sv_undef; |
79072805 LW |
2772 | } |
2773 | } | |
a0d0e21e LW |
2774 | if (GIMME != G_ARRAY) { |
2775 | MARK = ORIGMARK; | |
2776 | *++MARK = *SP; | |
2777 | SP = MARK; | |
79072805 | 2778 | } |
a0d0e21e LW |
2779 | RETURN; |
2780 | } | |
2781 | ||
2782 | /* List operators. */ | |
2783 | ||
2784 | PP(pp_list) | |
2785 | { | |
4e35701f | 2786 | djSP; dMARK; |
a0d0e21e LW |
2787 | if (GIMME != G_ARRAY) { |
2788 | if (++MARK <= SP) | |
2789 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2790 | else |
3280af22 | 2791 | *MARK = &PL_sv_undef; |
a0d0e21e | 2792 | SP = MARK; |
79072805 | 2793 | } |
a0d0e21e | 2794 | RETURN; |
79072805 LW |
2795 | } |
2796 | ||
a0d0e21e | 2797 | PP(pp_lslice) |
79072805 | 2798 | { |
4e35701f | 2799 | djSP; |
3280af22 NIS |
2800 | SV **lastrelem = PL_stack_sp; |
2801 | SV **lastlelem = PL_stack_base + POPMARK; | |
2802 | SV **firstlelem = PL_stack_base + POPMARK + 1; | |
a0d0e21e | 2803 | register SV **firstrelem = lastlelem + 1; |
3280af22 | 2804 | I32 arybase = PL_curcop->cop_arybase; |
533c011a | 2805 | I32 lval = PL_op->op_flags & OPf_MOD; |
4633a7c4 | 2806 | I32 is_something_there = lval; |
79072805 | 2807 | |
a0d0e21e LW |
2808 | register I32 max = lastrelem - lastlelem; |
2809 | register SV **lelem; | |
2810 | register I32 ix; | |
2811 | ||
2812 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2813 | ix = SvIVx(*lastlelem); |
2814 | if (ix < 0) | |
2815 | ix += max; | |
2816 | else | |
2817 | ix -= arybase; | |
a0d0e21e | 2818 | if (ix < 0 || ix >= max) |
3280af22 | 2819 | *firstlelem = &PL_sv_undef; |
a0d0e21e LW |
2820 | else |
2821 | *firstlelem = firstrelem[ix]; | |
2822 | SP = firstlelem; | |
2823 | RETURN; | |
2824 | } | |
2825 | ||
2826 | if (max == 0) { | |
2827 | SP = firstlelem - 1; | |
2828 | RETURN; | |
2829 | } | |
2830 | ||
2831 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2832 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2833 | if (ix < 0) { |
2834 | ix += max; | |
2835 | if (ix < 0) | |
3280af22 | 2836 | *lelem = &PL_sv_undef; |
a0d0e21e | 2837 | else if (!(*lelem = firstrelem[ix])) |
3280af22 | 2838 | *lelem = &PL_sv_undef; |
79072805 | 2839 | } |
748a9306 LW |
2840 | else { |
2841 | ix -= arybase; | |
2842 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
3280af22 | 2843 | *lelem = &PL_sv_undef; |
748a9306 | 2844 | } |
ff0cee69 | 2845 | if (!is_something_there && (SvOK(*lelem) || SvGMAGICAL(*lelem))) |
4633a7c4 | 2846 | is_something_there = TRUE; |
79072805 | 2847 | } |
4633a7c4 LW |
2848 | if (is_something_there) |
2849 | SP = lastlelem; | |
2850 | else | |
2851 | SP = firstlelem - 1; | |
79072805 LW |
2852 | RETURN; |
2853 | } | |
2854 | ||
a0d0e21e LW |
2855 | PP(pp_anonlist) |
2856 | { | |
4e35701f | 2857 | djSP; dMARK; dORIGMARK; |
a0d0e21e | 2858 | I32 items = SP - MARK; |
44a8e56a | 2859 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2860 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2861 | XPUSHs(av); | |
a0d0e21e LW |
2862 | RETURN; |
2863 | } | |
2864 | ||
2865 | PP(pp_anonhash) | |
79072805 | 2866 | { |
4e35701f | 2867 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2868 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2869 | ||
2870 | while (MARK < SP) { | |
2871 | SV* key = *++MARK; | |
a0d0e21e LW |
2872 | SV *val = NEWSV(46, 0); |
2873 | if (MARK < SP) | |
2874 | sv_setsv(val, *++MARK); | |
599cee73 PM |
2875 | else if (ckWARN(WARN_UNSAFE)) |
2876 | warner(WARN_UNSAFE, "Odd number of elements in hash assignment"); | |
f12c7020 | 2877 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2878 | } |
a0d0e21e LW |
2879 | SP = ORIGMARK; |
2880 | XPUSHs((SV*)hv); | |
79072805 LW |
2881 | RETURN; |
2882 | } | |
2883 | ||
a0d0e21e | 2884 | PP(pp_splice) |
79072805 | 2885 | { |
4e35701f | 2886 | djSP; dMARK; dORIGMARK; |
a0d0e21e LW |
2887 | register AV *ary = (AV*)*++MARK; |
2888 | register SV **src; | |
2889 | register SV **dst; | |
2890 | register I32 i; | |
2891 | register I32 offset; | |
2892 | register I32 length; | |
2893 | I32 newlen; | |
2894 | I32 after; | |
2895 | I32 diff; | |
2896 | SV **tmparyval = 0; | |
93965878 NIS |
2897 | MAGIC *mg; |
2898 | ||
33c27489 GS |
2899 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
2900 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
93965878 | 2901 | PUSHMARK(MARK); |
8ec5e241 | 2902 | PUTBACK; |
a60c0954 | 2903 | ENTER; |
93965878 | 2904 | perl_call_method("SPLICE",GIMME_V); |
a60c0954 | 2905 | LEAVE; |
93965878 NIS |
2906 | SPAGAIN; |
2907 | RETURN; | |
2908 | } | |
79072805 | 2909 | |
a0d0e21e | 2910 | SP++; |
79072805 | 2911 | |
a0d0e21e | 2912 | if (++MARK < SP) { |
84902520 | 2913 | offset = i = SvIVx(*MARK); |
a0d0e21e | 2914 | if (offset < 0) |
93965878 | 2915 | offset += AvFILLp(ary) + 1; |
a0d0e21e | 2916 | else |
3280af22 | 2917 | offset -= PL_curcop->cop_arybase; |
84902520 | 2918 | if (offset < 0) |
22c35a8c | 2919 | DIE(PL_no_aelem, i); |
a0d0e21e LW |
2920 | if (++MARK < SP) { |
2921 | length = SvIVx(*MARK++); | |
48cdf507 GA |
2922 | if (length < 0) { |
2923 | length += AvFILLp(ary) - offset + 1; | |
2924 | if (length < 0) | |
2925 | length = 0; | |
2926 | } | |
79072805 LW |
2927 | } |
2928 | else | |
a0d0e21e | 2929 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2930 | } |
a0d0e21e LW |
2931 | else { |
2932 | offset = 0; | |
2933 | length = AvMAX(ary) + 1; | |
2934 | } | |
93965878 NIS |
2935 | if (offset > AvFILLp(ary) + 1) |
2936 | offset = AvFILLp(ary) + 1; | |
2937 | after = AvFILLp(ary) + 1 - (offset + length); | |
a0d0e21e LW |
2938 | if (after < 0) { /* not that much array */ |
2939 | length += after; /* offset+length now in array */ | |
2940 | after = 0; | |
2941 | if (!AvALLOC(ary)) | |
2942 | av_extend(ary, 0); | |
2943 | } | |
2944 | ||
2945 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2946 | ||
2947 | newlen = SP - MARK; | |
2948 | diff = newlen - length; | |
13d7cbc1 GS |
2949 | if (newlen && !AvREAL(ary) && AvREIFY(ary)) |
2950 | av_reify(ary); | |
a0d0e21e LW |
2951 | |
2952 | if (diff < 0) { /* shrinking the area */ | |
2953 | if (newlen) { | |
2954 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2955 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2956 | } |
a0d0e21e LW |
2957 | |
2958 | MARK = ORIGMARK + 1; | |
2959 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2960 | MEXTEND(MARK, length); | |
2961 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2962 | if (AvREAL(ary)) { | |
bbce6d69 | 2963 | EXTEND_MORTAL(length); |
36477c24 | 2964 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 2965 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 2966 | dst++; |
2967 | } | |
a0d0e21e LW |
2968 | } |
2969 | MARK += length - 1; | |
79072805 | 2970 | } |
a0d0e21e LW |
2971 | else { |
2972 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2973 | if (AvREAL(ary)) { | |
d689ffdd | 2974 | sv_2mortal(*MARK); |
a0d0e21e LW |
2975 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2976 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2977 | } |
a0d0e21e | 2978 | } |
93965878 | 2979 | AvFILLp(ary) += diff; |
a0d0e21e LW |
2980 | |
2981 | /* pull up or down? */ | |
2982 | ||
2983 | if (offset < after) { /* easier to pull up */ | |
2984 | if (offset) { /* esp. if nothing to pull */ | |
2985 | src = &AvARRAY(ary)[offset-1]; | |
2986 | dst = src - diff; /* diff is negative */ | |
2987 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2988 | *dst-- = *src--; | |
79072805 | 2989 | } |
a0d0e21e LW |
2990 | dst = AvARRAY(ary); |
2991 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2992 | AvMAX(ary) += diff; | |
2993 | } | |
2994 | else { | |
2995 | if (after) { /* anything to pull down? */ | |
2996 | src = AvARRAY(ary) + offset + length; | |
2997 | dst = src + diff; /* diff is negative */ | |
2998 | Move(src, dst, after, SV*); | |
79072805 | 2999 | } |
93965878 | 3000 | dst = &AvARRAY(ary)[AvFILLp(ary)+1]; |
a0d0e21e LW |
3001 | /* avoid later double free */ |
3002 | } | |
3003 | i = -diff; | |
3004 | while (i) | |
3280af22 | 3005 | dst[--i] = &PL_sv_undef; |
a0d0e21e LW |
3006 | |
3007 | if (newlen) { | |
3008 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
3009 | newlen; newlen--) { | |
3010 | *dst = NEWSV(46, 0); | |
3011 | sv_setsv(*dst++, *src++); | |
79072805 | 3012 | } |
a0d0e21e LW |
3013 | Safefree(tmparyval); |
3014 | } | |
3015 | } | |
3016 | else { /* no, expanding (or same) */ | |
3017 | if (length) { | |
3018 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
3019 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
3020 | } | |
3021 | ||
3022 | if (diff > 0) { /* expanding */ | |
3023 | ||
3024 | /* push up or down? */ | |
3025 | ||
3026 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
3027 | if (offset) { | |
3028 | src = AvARRAY(ary); | |
3029 | dst = src - diff; | |
3030 | Move(src, dst, offset, SV*); | |
79072805 | 3031 | } |
a0d0e21e LW |
3032 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
3033 | AvMAX(ary) += diff; | |
93965878 | 3034 | AvFILLp(ary) += diff; |
79072805 LW |
3035 | } |
3036 | else { | |
93965878 NIS |
3037 | if (AvFILLp(ary) + diff >= AvMAX(ary)) /* oh, well */ |
3038 | av_extend(ary, AvFILLp(ary) + diff); | |
3039 | AvFILLp(ary) += diff; | |
a0d0e21e LW |
3040 | |
3041 | if (after) { | |
93965878 | 3042 | dst = AvARRAY(ary) + AvFILLp(ary); |
a0d0e21e LW |
3043 | src = dst - diff; |
3044 | for (i = after; i; i--) { | |
3045 | *dst-- = *src--; | |
3046 | } | |
79072805 LW |
3047 | } |
3048 | } | |
a0d0e21e LW |
3049 | } |
3050 | ||
3051 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
3052 | *dst = NEWSV(46, 0); | |
3053 | sv_setsv(*dst++, *src++); | |
3054 | } | |
3055 | MARK = ORIGMARK + 1; | |
3056 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
3057 | if (length) { | |
3058 | Copy(tmparyval, MARK, length, SV*); | |
3059 | if (AvREAL(ary)) { | |
bbce6d69 | 3060 | EXTEND_MORTAL(length); |
36477c24 | 3061 | for (i = length, dst = MARK; i; i--) { |
d689ffdd | 3062 | sv_2mortal(*dst); /* free them eventualy */ |
36477c24 | 3063 | dst++; |
3064 | } | |
79072805 | 3065 | } |
a0d0e21e | 3066 | Safefree(tmparyval); |
79072805 | 3067 | } |
a0d0e21e LW |
3068 | MARK += length - 1; |
3069 | } | |
3070 | else if (length--) { | |
3071 | *MARK = tmparyval[length]; | |
3072 | if (AvREAL(ary)) { | |
d689ffdd | 3073 | sv_2mortal(*MARK); |
a0d0e21e LW |
3074 | while (length-- > 0) |
3075 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 3076 | } |
a0d0e21e | 3077 | Safefree(tmparyval); |
79072805 | 3078 | } |
a0d0e21e | 3079 | else |
3280af22 | 3080 | *MARK = &PL_sv_undef; |
79072805 | 3081 | } |
a0d0e21e | 3082 | SP = MARK; |
79072805 LW |
3083 | RETURN; |
3084 | } | |
3085 | ||
a0d0e21e | 3086 | PP(pp_push) |
79072805 | 3087 | { |
4e35701f | 3088 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e | 3089 | register AV *ary = (AV*)*++MARK; |
3280af22 | 3090 | register SV *sv = &PL_sv_undef; |
93965878 | 3091 | MAGIC *mg; |
79072805 | 3092 | |
33c27489 GS |
3093 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
3094 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
93965878 NIS |
3095 | PUSHMARK(MARK); |
3096 | PUTBACK; | |
a60c0954 NIS |
3097 | ENTER; |
3098 | perl_call_method("PUSH",G_SCALAR|G_DISCARD); | |
3099 | LEAVE; | |
93965878 | 3100 | SPAGAIN; |
93965878 | 3101 | } |
a60c0954 NIS |
3102 | else { |
3103 | /* Why no pre-extend of ary here ? */ | |
3104 | for (++MARK; MARK <= SP; MARK++) { | |
3105 | sv = NEWSV(51, 0); | |
3106 | if (*MARK) | |
3107 | sv_setsv(sv, *MARK); | |
3108 | av_push(ary, sv); | |
3109 | } | |
79072805 LW |
3110 | } |
3111 | SP = ORIGMARK; | |
a0d0e21e | 3112 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
3113 | RETURN; |
3114 | } | |
3115 | ||
a0d0e21e | 3116 | PP(pp_pop) |
79072805 | 3117 | { |
4e35701f | 3118 | djSP; |
a0d0e21e LW |
3119 | AV *av = (AV*)POPs; |
3120 | SV *sv = av_pop(av); | |
d689ffdd | 3121 | if (AvREAL(av)) |
a0d0e21e LW |
3122 | (void)sv_2mortal(sv); |
3123 | PUSHs(sv); | |
79072805 | 3124 | RETURN; |
79072805 LW |
3125 | } |
3126 | ||
a0d0e21e | 3127 | PP(pp_shift) |
79072805 | 3128 | { |
4e35701f | 3129 | djSP; |
a0d0e21e LW |
3130 | AV *av = (AV*)POPs; |
3131 | SV *sv = av_shift(av); | |
79072805 | 3132 | EXTEND(SP, 1); |
a0d0e21e | 3133 | if (!sv) |
79072805 | 3134 | RETPUSHUNDEF; |
d689ffdd | 3135 | if (AvREAL(av)) |
a0d0e21e LW |
3136 | (void)sv_2mortal(sv); |
3137 | PUSHs(sv); | |
79072805 | 3138 | RETURN; |
79072805 LW |
3139 | } |
3140 | ||
a0d0e21e | 3141 | PP(pp_unshift) |
79072805 | 3142 | { |
4e35701f | 3143 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
3144 | register AV *ary = (AV*)*++MARK; |
3145 | register SV *sv; | |
3146 | register I32 i = 0; | |
93965878 NIS |
3147 | MAGIC *mg; |
3148 | ||
33c27489 GS |
3149 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
3150 | *MARK-- = SvTIED_obj((SV*)ary, mg); | |
7fd66d9d | 3151 | PUSHMARK(MARK); |
93965878 | 3152 | PUTBACK; |
a60c0954 NIS |
3153 | ENTER; |
3154 | perl_call_method("UNSHIFT",G_SCALAR|G_DISCARD); | |
3155 | LEAVE; | |
93965878 | 3156 | SPAGAIN; |
93965878 | 3157 | } |
a60c0954 NIS |
3158 | else { |
3159 | av_unshift(ary, SP - MARK); | |
3160 | while (MARK < SP) { | |
3161 | sv = NEWSV(27, 0); | |
3162 | sv_setsv(sv, *++MARK); | |
3163 | (void)av_store(ary, i++, sv); | |
3164 | } | |
79072805 | 3165 | } |
a0d0e21e LW |
3166 | SP = ORIGMARK; |
3167 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 3168 | RETURN; |
79072805 LW |
3169 | } |
3170 | ||
a0d0e21e | 3171 | PP(pp_reverse) |
79072805 | 3172 | { |
4e35701f | 3173 | djSP; dMARK; |
a0d0e21e LW |
3174 | register SV *tmp; |
3175 | SV **oldsp = SP; | |
79072805 | 3176 | |
a0d0e21e LW |
3177 | if (GIMME == G_ARRAY) { |
3178 | MARK++; | |
3179 | while (MARK < SP) { | |
3180 | tmp = *MARK; | |
3181 | *MARK++ = *SP; | |
3182 | *SP-- = tmp; | |
3183 | } | |
3184 | SP = oldsp; | |
79072805 LW |
3185 | } |
3186 | else { | |
a0d0e21e LW |
3187 | register char *up; |
3188 | register char *down; | |
3189 | register I32 tmp; | |
3190 | dTARGET; | |
3191 | STRLEN len; | |
79072805 | 3192 | |
a0d0e21e | 3193 | if (SP - MARK > 1) |
3280af22 | 3194 | do_join(TARG, &PL_sv_no, MARK, SP); |
a0d0e21e | 3195 | else |
54b9620d | 3196 | sv_setsv(TARG, (SP > MARK) ? *SP : DEFSV); |
a0d0e21e LW |
3197 | up = SvPV_force(TARG, len); |
3198 | if (len > 1) { | |
a0ed51b3 | 3199 | if (IN_UTF8) { /* first reverse each character */ |
dfe13c55 GS |
3200 | U8* s = (U8*)SvPVX(TARG); |
3201 | U8* send = (U8*)(s + len); | |
a0ed51b3 LW |
3202 | while (s < send) { |
3203 | if (*s < 0x80) { | |
3204 | s++; | |
3205 | continue; | |
3206 | } | |
3207 | else { | |
dfe13c55 | 3208 | up = (char*)s; |
a0ed51b3 | 3209 | s += UTF8SKIP(s); |
dfe13c55 | 3210 | down = (char*)(s - 1); |
a0ed51b3 LW |
3211 | if (s > send || !((*down & 0xc0) == 0x80)) { |
3212 | warn("Malformed UTF-8 character"); | |
3213 | break; | |
3214 | } | |
3215 | while (down > up) { | |
3216 | tmp = *up; | |
3217 | *up++ = *down; | |
3218 | *down-- = tmp; | |
3219 | } | |
3220 | } | |
3221 | } | |
3222 | up = SvPVX(TARG); | |
3223 | } | |
a0d0e21e LW |
3224 | down = SvPVX(TARG) + len - 1; |
3225 | while (down > up) { | |
3226 | tmp = *up; | |
3227 | *up++ = *down; | |
3228 | *down-- = tmp; | |
3229 | } | |
3230 | (void)SvPOK_only(TARG); | |
79072805 | 3231 | } |
a0d0e21e LW |
3232 | SP = MARK + 1; |
3233 | SETTARG; | |
79072805 | 3234 | } |
a0d0e21e | 3235 | RETURN; |
79072805 LW |
3236 | } |
3237 | ||
76e3520e | 3238 | STATIC SV * |
8ac85365 | 3239 | mul128(SV *sv, U8 m) |
55497cff | 3240 | { |
3241 | STRLEN len; | |
3242 | char *s = SvPV(sv, len); | |
3243 | char *t; | |
3244 | U32 i = 0; | |
3245 | ||
3246 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
79cb57f6 | 3247 | SV *tmpNew = newSVpvn("0000000000", 10); |
55497cff | 3248 | |
09b7f37c | 3249 | sv_catsv(tmpNew, sv); |
55497cff | 3250 | SvREFCNT_dec(sv); /* free old sv */ |
09b7f37c | 3251 | sv = tmpNew; |
55497cff | 3252 | s = SvPV(sv, len); |
3253 | } | |
3254 | t = s + len - 1; | |
3255 | while (!*t) /* trailing '\0'? */ | |
3256 | t--; | |
3257 | while (t > s) { | |
3258 | i = ((*t - '0') << 7) + m; | |
3259 | *(t--) = '0' + (i % 10); | |
3260 | m = i / 10; | |
3261 | } | |
3262 | return (sv); | |
3263 | } | |
3264 | ||
a0d0e21e LW |
3265 | /* Explosives and implosives. */ |
3266 | ||
9d116dd7 JH |
3267 | #if 'I' == 73 && 'J' == 74 |
3268 | /* On an ASCII/ISO kind of system */ | |
ba1ac976 | 3269 | #define ISUUCHAR(ch) ((ch) >= ' ' && (ch) < 'a') |
9d116dd7 JH |
3270 | #else |
3271 | /* | |
3272 | Some other sort of character set - use memchr() so we don't match | |
3273 | the null byte. | |
3274 | */ | |
80252599 | 3275 | #define ISUUCHAR(ch) (memchr(PL_uuemap, (ch), sizeof(PL_uuemap)-1) || (ch) == ' ') |
9d116dd7 JH |
3276 | #endif |
3277 | ||
a0d0e21e | 3278 | PP(pp_unpack) |
79072805 | 3279 | { |
4e35701f | 3280 | djSP; |
a0d0e21e | 3281 | dPOPPOPssrl; |
924508f0 | 3282 | SV **oldsp = SP; |
54310121 | 3283 | I32 gimme = GIMME_V; |
ed6116ce | 3284 | SV *sv; |
a0d0e21e LW |
3285 | STRLEN llen; |
3286 | STRLEN rlen; | |
3287 | register char *pat = SvPV(left, llen); | |
3288 | register char *s = SvPV(right, rlen); | |
3289 | char *strend = s + rlen; | |
3290 | char *strbeg = s; | |
3291 | register char *patend = pat + llen; | |
3292 | I32 datumtype; | |
3293 | register I32 len; | |
3294 | register I32 bits; | |
79072805 | 3295 | |
a0d0e21e LW |
3296 | /* These must not be in registers: */ |
3297 | I16 ashort; | |
3298 | int aint; | |
3299 | I32 along; | |
ecfc5424 AD |
3300 | #ifdef HAS_QUAD |
3301 | Quad_t aquad; | |
a0d0e21e LW |
3302 | #endif |
3303 | U16 aushort; | |
3304 | unsigned int auint; | |
3305 | U32 aulong; | |
ecfc5424 | 3306 | #ifdef HAS_QUAD |
e862df63 | 3307 | Uquad_t auquad; |
a0d0e21e LW |
3308 | #endif |
3309 | char *aptr; | |
3310 | float afloat; | |
3311 | double adouble; | |
3312 | I32 checksum = 0; | |
3313 | register U32 culong; | |
3314 | double cdouble; | |
fb73857a | 3315 | int commas = 0; |
726ea183 | 3316 | #ifdef PERL_NATINT_PACK |
ef54e1a4 JH |
3317 | int natint; /* native integer */ |
3318 | int unatint; /* unsigned native integer */ | |
726ea183 | 3319 | #endif |
79072805 | 3320 | |
54310121 | 3321 | if (gimme != G_ARRAY) { /* arrange to do first one only */ |
a0d0e21e LW |
3322 | /*SUPPRESS 530*/ |
3323 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
5a929a98 | 3324 | if (strchr("aAZbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
3325 | patend++; |
3326 | while (isDIGIT(*patend) || *patend == '*') | |
3327 | patend++; | |
3328 | } | |
3329 | else | |
3330 | patend++; | |
79072805 | 3331 | } |
a0d0e21e LW |
3332 | while (pat < patend) { |
3333 | reparse: | |
bbdab043 | 3334 | datumtype = *pat++ & 0xFF; |
726ea183 | 3335 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3336 | natint = 0; |
726ea183 | 3337 | #endif |
bbdab043 CS |
3338 | if (isSPACE(datumtype)) |
3339 | continue; | |
f61d411c | 3340 | if (*pat == '!') { |
ef54e1a4 JH |
3341 | char *natstr = "sSiIlL"; |
3342 | ||
3343 | if (strchr(natstr, datumtype)) { | |
726ea183 | 3344 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 3345 | natint = 1; |
726ea183 | 3346 | #endif |
ef54e1a4 JH |
3347 | pat++; |
3348 | } | |
3349 | else | |
f61d411c | 3350 | croak("'!' allowed only after types %s", natstr); |
ef54e1a4 | 3351 | } |
a0d0e21e LW |
3352 | if (pat >= patend) |
3353 | len = 1; | |
3354 | else if (*pat == '*') { | |
3355 | len = strend - strbeg; /* long enough */ | |
3356 | pat++; | |
3357 | } | |
3358 | else if (isDIGIT(*pat)) { | |
3359 | len = *pat++ - '0'; | |
3360 | while (isDIGIT(*pat)) | |
3361 | len = (len * 10) + (*pat++ - '0'); | |
3362 | } | |
3363 | else | |
3364 | len = (datumtype != '@'); | |
3365 | switch(datumtype) { | |
3366 | default: | |
bbdab043 | 3367 | croak("Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 3368 | case ',': /* grandfather in commas but with a warning */ |
599cee73 PM |
3369 | if (commas++ == 0 && ckWARN(WARN_UNSAFE)) |
3370 | warner(WARN_UNSAFE, "Invalid type in unpack: '%c'", (int)datumtype); | |
fb73857a | 3371 | break; |
a0d0e21e LW |
3372 | case '%': |
3373 | if (len == 1 && pat[-1] != '1') | |
3374 | len = 16; | |
3375 | checksum = len; | |
3376 | culong = 0; | |
3377 | cdouble = 0; | |
3378 | if (pat < patend) | |
3379 | goto reparse; | |
3380 | break; | |
3381 | case '@': | |
3382 | if (len > strend - strbeg) | |
3383 | DIE("@ outside of string"); | |
3384 | s = strbeg + len; | |
3385 | break; | |
3386 | case 'X': | |
3387 | if (len > s - strbeg) | |
3388 | DIE("X outside of string"); | |
3389 | s -= len; | |
3390 | break; | |
3391 | case 'x': | |
3392 | if (len > strend - s) | |
3393 | DIE("x outside of string"); | |
3394 | s += len; | |
3395 | break; | |
3396 | case 'A': | |
5a929a98 | 3397 | case 'Z': |
a0d0e21e LW |
3398 | case 'a': |
3399 | if (len > strend - s) | |
3400 | len = strend - s; | |
3401 | if (checksum) | |
3402 | goto uchar_checksum; | |
3403 | sv = NEWSV(35, len); | |
3404 | sv_setpvn(sv, s, len); | |
3405 | s += len; | |
5a929a98 | 3406 | if (datumtype == 'A' || datumtype == 'Z') { |
a0d0e21e | 3407 | aptr = s; /* borrow register */ |
5a929a98 VU |
3408 | if (datumtype == 'Z') { /* 'Z' strips stuff after first null */ |
3409 | s = SvPVX(sv); | |
3410 | while (*s) | |
3411 | s++; | |
3412 | } | |
3413 | else { /* 'A' strips both nulls and spaces */ | |
3414 | s = SvPVX(sv) + len - 1; | |
3415 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
3416 | s--; | |
3417 | *++s = '\0'; | |
3418 | } | |
a0d0e21e LW |
3419 | SvCUR_set(sv, s - SvPVX(sv)); |
3420 | s = aptr; /* unborrow register */ | |
3421 | } | |
3422 | XPUSHs(sv_2mortal(sv)); | |
3423 | break; | |
3424 | case 'B': | |
3425 | case 'b': | |
3426 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
3427 | len = (strend - s) * 8; | |
3428 | if (checksum) { | |
80252599 GS |
3429 | if (!PL_bitcount) { |
3430 | Newz(601, PL_bitcount, 256, char); | |
a0d0e21e | 3431 | for (bits = 1; bits < 256; bits++) { |
80252599 GS |
3432 | if (bits & 1) PL_bitcount[bits]++; |
3433 | if (bits & 2) PL_bitcount[bits]++; | |
3434 | if (bits & 4) PL_bitcount[bits]++; | |
3435 | if (bits & 8) PL_bitcount[bits]++; | |
3436 | if (bits & 16) PL_bitcount[bits]++; | |
3437 | if (bits & 32) PL_bitcount[bits]++; | |
3438 | if (bits & 64) PL_bitcount[bits]++; | |
3439 | if (bits & 128) PL_bitcount[bits]++; | |
a0d0e21e LW |
3440 | } |
3441 | } | |
3442 | while (len >= 8) { | |
80252599 | 3443 | culong += PL_bitcount[*(unsigned char*)s++]; |
a0d0e21e LW |
3444 | len -= 8; |
3445 | } | |
3446 | if (len) { | |
3447 | bits = *s; | |
3448 | if (datumtype == 'b') { | |
3449 | while (len-- > 0) { | |
3450 | if (bits & 1) culong++; | |
3451 | bits >>= 1; | |
3452 | } | |
3453 | } | |
3454 | else { | |
3455 | while (len-- > 0) { | |
3456 | if (bits & 128) culong++; | |
3457 | bits <<= 1; | |
3458 | } | |
3459 | } | |
3460 | } | |
79072805 LW |
3461 | break; |
3462 | } | |
a0d0e21e LW |
3463 | sv = NEWSV(35, len + 1); |
3464 | SvCUR_set(sv, len); | |
3465 | SvPOK_on(sv); | |
3466 | aptr = pat; /* borrow register */ | |
3467 | pat = SvPVX(sv); | |
3468 | if (datumtype == 'b') { | |
3469 | aint = len; | |
3470 | for (len = 0; len < aint; len++) { | |
3471 | if (len & 7) /*SUPPRESS 595*/ | |
3472 | bits >>= 1; | |
3473 | else | |
3474 | bits = *s++; | |
3475 | *pat++ = '0' + (bits & 1); | |
3476 | } | |
3477 | } | |
3478 | else { | |
3479 | aint = len; | |
3480 | for (len = 0; len < aint; len++) { | |
3481 | if (len & 7) | |
3482 | bits <<= 1; | |
3483 | else | |
3484 | bits = *s++; | |
3485 | *pat++ = '0' + ((bits & 128) != 0); | |
3486 | } | |
3487 | } | |
3488 | *pat = '\0'; | |
3489 | pat = aptr; /* unborrow register */ | |
3490 | XPUSHs(sv_2mortal(sv)); | |
3491 | break; | |
3492 | case 'H': | |
3493 | case 'h': | |
3494 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
3495 | len = (strend - s) * 2; | |
3496 | sv = NEWSV(35, len + 1); | |
3497 | SvCUR_set(sv, len); | |
3498 | SvPOK_on(sv); | |
3499 | aptr = pat; /* borrow register */ | |
3500 | pat = SvPVX(sv); | |
3501 | if (datumtype == 'h') { | |
3502 | aint = len; | |
3503 | for (len = 0; len < aint; len++) { | |
3504 | if (len & 1) | |
3505 | bits >>= 4; | |
3506 | else | |
3507 | bits = *s++; | |
3280af22 | 3508 | *pat++ = PL_hexdigit[bits & 15]; |
a0d0e21e LW |
3509 | } |
3510 | } | |
3511 | else { | |
3512 | aint = len; | |
3513 | for (len = 0; len < aint; len++) { | |
3514 | if (len & 1) | |
3515 | bits <<= 4; | |
3516 | else | |
3517 | bits = *s++; | |
3280af22 | 3518 | *pat++ = PL_hexdigit[(bits >> 4) & 15]; |
a0d0e21e LW |
3519 | } |
3520 | } | |
3521 | *pat = '\0'; | |
3522 | pat = aptr; /* unborrow register */ | |
3523 | XPUSHs(sv_2mortal(sv)); | |
3524 | break; | |
3525 | case 'c': | |
3526 | if (len > strend - s) | |
3527 | len = strend - s; | |
3528 | if (checksum) { | |
3529 | while (len-- > 0) { | |
3530 | aint = *s++; | |
3531 | if (aint >= 128) /* fake up signed chars */ | |
3532 | aint -= 256; | |
3533 | culong += aint; | |
3534 | } | |
3535 | } | |
3536 | else { | |
3537 | EXTEND(SP, len); | |
bbce6d69 | 3538 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3539 | while (len-- > 0) { |
3540 | aint = *s++; | |
3541 | if (aint >= 128) /* fake up signed chars */ | |
3542 | aint -= 256; | |
3543 | sv = NEWSV(36, 0); | |
1e422769 | 3544 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3545 | PUSHs(sv_2mortal(sv)); |
3546 | } | |
3547 | } | |
3548 | break; | |
3549 | case 'C': | |
3550 | if (len > strend - s) | |
3551 | len = strend - s; | |
3552 | if (checksum) { | |
3553 | uchar_checksum: | |
3554 | while (len-- > 0) { | |
3555 | auint = *s++ & 255; | |
3556 | culong += auint; | |
3557 | } | |
3558 | } | |
3559 | else { | |
3560 | EXTEND(SP, len); | |
bbce6d69 | 3561 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3562 | while (len-- > 0) { |
3563 | auint = *s++ & 255; | |
3564 | sv = NEWSV(37, 0); | |
1e422769 | 3565 | sv_setiv(sv, (IV)auint); |
a0d0e21e LW |
3566 | PUSHs(sv_2mortal(sv)); |
3567 | } | |
3568 | } | |
3569 | break; | |
a0ed51b3 LW |
3570 | case 'U': |
3571 | if (len > strend - s) | |
3572 | len = strend - s; | |
3573 | if (checksum) { | |
3574 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3575 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 | 3576 | s += along; |
32d8b6e5 GA |
3577 | if (checksum > 32) |
3578 | cdouble += (double)auint; | |
3579 | else | |
3580 | culong += auint; | |
a0ed51b3 LW |
3581 | } |
3582 | } | |
3583 | else { | |
3584 | EXTEND(SP, len); | |
3585 | EXTEND_MORTAL(len); | |
3586 | while (len-- > 0 && s < strend) { | |
dfe13c55 | 3587 | auint = utf8_to_uv((U8*)s, &along); |
a0ed51b3 LW |
3588 | s += along; |
3589 | sv = NEWSV(37, 0); | |
bdeef251 | 3590 | sv_setuv(sv, (UV)auint); |
a0ed51b3 LW |
3591 | PUSHs(sv_2mortal(sv)); |
3592 | } | |
3593 | } | |
3594 | break; | |
a0d0e21e | 3595 | case 's': |
726ea183 JH |
3596 | #if SHORTSIZE == SIZE16 |
3597 | along = (strend - s) / SIZE16; | |
3598 | #else | |
ef54e1a4 | 3599 | along = (strend - s) / (natint ? sizeof(short) : SIZE16); |
726ea183 | 3600 | #endif |
a0d0e21e LW |
3601 | if (len > along) |
3602 | len = along; | |
3603 | if (checksum) { | |
726ea183 | 3604 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
3605 | if (natint) { |
3606 | while (len-- > 0) { | |
3607 | COPYNN(s, &ashort, sizeof(short)); | |
3608 | s += sizeof(short); | |
3609 | culong += ashort; | |
3610 | ||
3611 | } | |
3612 | } | |
726ea183 JH |
3613 | else |
3614 | #endif | |
3615 | { | |
ef54e1a4 JH |
3616 | while (len-- > 0) { |
3617 | COPY16(s, &ashort); | |
c67712b2 JH |
3618 | #if SHORTSIZE > SIZE16 |
3619 | if (ashort > 32767) | |
3620 | ashort -= 65536; | |
3621 | #endif | |
ef54e1a4 JH |
3622 | s += SIZE16; |
3623 | culong += ashort; | |
3624 | } | |
a0d0e21e LW |
3625 | } |
3626 | } | |
3627 | else { | |
3628 | EXTEND(SP, len); | |
bbce6d69 | 3629 | EXTEND_MORTAL(len); |
726ea183 | 3630 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
3631 | if (natint) { |
3632 | while (len-- > 0) { | |
3633 | COPYNN(s, &ashort, sizeof(short)); | |
3634 | s += sizeof(short); | |
3635 | sv = NEWSV(38, 0); | |
3636 | sv_setiv(sv, (IV)ashort); | |
3637 | PUSHs(sv_2mortal(sv)); | |
3638 | } | |
3639 | } | |
726ea183 JH |
3640 | else |
3641 | #endif | |
3642 | { | |
ef54e1a4 JH |
3643 | while (len-- > 0) { |
3644 | COPY16(s, &ashort); | |
c67712b2 JH |
3645 | #if SHORTSIZE > SIZE16 |
3646 | if (ashort > 32767) | |
3647 | ashort -= 65536; | |
3648 | #endif | |
ef54e1a4 JH |
3649 | s += SIZE16; |
3650 | sv = NEWSV(38, 0); | |
3651 | sv_setiv(sv, (IV)ashort); | |
3652 | PUSHs(sv_2mortal(sv)); | |
3653 | } | |
a0d0e21e LW |
3654 | } |
3655 | } | |
3656 | break; | |
3657 | case 'v': | |
3658 | case 'n': | |
3659 | case 'S': | |
726ea183 JH |
3660 | #if SHORTSIZE == SIZE16 |
3661 | along = (strend - s) / SIZE16; | |
3662 | #else | |
ef54e1a4 JH |
3663 | unatint = natint && datumtype == 'S'; |
3664 | along = (strend - s) / (unatint ? sizeof(unsigned short) : SIZE16); | |
726ea183 | 3665 | #endif |
a0d0e21e LW |
3666 | if (len > along) |
3667 | len = along; | |
3668 | if (checksum) { | |
726ea183 | 3669 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
3670 | if (unatint) { |
3671 | while (len-- > 0) { | |
3672 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3673 | s += sizeof(unsigned short); | |
3674 | culong += aushort; | |
3675 | } | |
3676 | } | |
726ea183 JH |
3677 | else |
3678 | #endif | |
3679 | { | |
ef54e1a4 JH |
3680 | while (len-- > 0) { |
3681 | COPY16(s, &aushort); | |
3682 | s += SIZE16; | |
a0d0e21e | 3683 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3684 | if (datumtype == 'n') |
3685 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3686 | #endif |
a0d0e21e | 3687 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3688 | if (datumtype == 'v') |
3689 | aushort = vtohs(aushort); | |
79072805 | 3690 | #endif |
ef54e1a4 JH |
3691 | culong += aushort; |
3692 | } | |
a0d0e21e LW |
3693 | } |
3694 | } | |
3695 | else { | |
3696 | EXTEND(SP, len); | |
bbce6d69 | 3697 | EXTEND_MORTAL(len); |
726ea183 | 3698 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
3699 | if (unatint) { |
3700 | while (len-- > 0) { | |
3701 | COPYNN(s, &aushort, sizeof(unsigned short)); | |
3702 | s += sizeof(unsigned short); | |
3703 | sv = NEWSV(39, 0); | |
726ea183 | 3704 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3705 | PUSHs(sv_2mortal(sv)); |
3706 | } | |
3707 | } | |
726ea183 JH |
3708 | else |
3709 | #endif | |
3710 | { | |
ef54e1a4 JH |
3711 | while (len-- > 0) { |
3712 | COPY16(s, &aushort); | |
3713 | s += SIZE16; | |
3714 | sv = NEWSV(39, 0); | |
a0d0e21e | 3715 | #ifdef HAS_NTOHS |
ef54e1a4 JH |
3716 | if (datumtype == 'n') |
3717 | aushort = PerlSock_ntohs(aushort); | |
79072805 | 3718 | #endif |
a0d0e21e | 3719 | #ifdef HAS_VTOHS |
ef54e1a4 JH |
3720 | if (datumtype == 'v') |
3721 | aushort = vtohs(aushort); | |
79072805 | 3722 | #endif |
726ea183 | 3723 | sv_setiv(sv, (UV)aushort); |
ef54e1a4 JH |
3724 | PUSHs(sv_2mortal(sv)); |
3725 | } | |
a0d0e21e LW |
3726 | } |
3727 | } | |
3728 | break; | |
3729 | case 'i': | |
3730 | along = (strend - s) / sizeof(int); | |
3731 | if (len > along) | |
3732 | len = along; | |
3733 | if (checksum) { | |
3734 | while (len-- > 0) { | |
3735 | Copy(s, &aint, 1, int); | |
3736 | s += sizeof(int); | |
3737 | if (checksum > 32) | |
3738 | cdouble += (double)aint; | |
3739 | else | |
3740 | culong += aint; | |
3741 | } | |
3742 | } | |
3743 | else { | |
3744 | EXTEND(SP, len); | |
bbce6d69 | 3745 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3746 | while (len-- > 0) { |
3747 | Copy(s, &aint, 1, int); | |
3748 | s += sizeof(int); | |
3749 | sv = NEWSV(40, 0); | |
20408e3c GS |
3750 | #ifdef __osf__ |
3751 | /* Without the dummy below unpack("i", pack("i",-1)) | |
3752 | * return 0xFFffFFff instead of -1 for Digital Unix V4.0 | |
13476c87 JH |
3753 | * cc with optimization turned on. |
3754 | * | |
3755 | * The bug was detected in | |
3756 | * DEC C V5.8-009 on Digital UNIX V4.0 (Rev. 1091) (V4.0E) | |
3757 | * with optimization (-O4) turned on. | |
3758 | * DEC C V5.2-040 on Digital UNIX V4.0 (Rev. 564) (V4.0B) | |
3759 | * does not have this problem even with -O4. | |
3760 | * | |
3761 | * This bug was reported as DECC_BUGS 1431 | |
3762 | * and tracked internally as GEM_BUGS 7775. | |
3763 | * | |
3764 | * The bug is fixed in | |
3765 | * Tru64 UNIX V5.0: Compaq C V6.1-006 or later | |
3766 | * UNIX V4.0F support: DEC C V5.9-006 or later | |
3767 | * UNIX V4.0E support: DEC C V5.8-011 or later | |
3768 | * and also in DTK. | |
3769 | * | |
3770 | * See also few lines later for the same bug. | |
3771 | */ | |
20408e3c GS |
3772 | (aint) ? |
3773 | sv_setiv(sv, (IV)aint) : | |
3774 | #endif | |
1e422769 | 3775 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3776 | PUSHs(sv_2mortal(sv)); |
3777 | } | |
3778 | } | |
3779 | break; | |
3780 | case 'I': | |
3781 | along = (strend - s) / sizeof(unsigned int); | |
3782 | if (len > along) | |
3783 | len = along; | |
3784 | if (checksum) { | |
3785 | while (len-- > 0) { | |
3786 | Copy(s, &auint, 1, unsigned int); | |
3787 | s += sizeof(unsigned int); | |
3788 | if (checksum > 32) | |
3789 | cdouble += (double)auint; | |
3790 | else | |
3791 | culong += auint; | |
3792 | } | |
3793 | } | |
3794 | else { | |
3795 | EXTEND(SP, len); | |
bbce6d69 | 3796 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3797 | while (len-- > 0) { |
3798 | Copy(s, &auint, 1, unsigned int); | |
3799 | s += sizeof(unsigned int); | |
3800 | sv = NEWSV(41, 0); | |
9d645a59 AB |
3801 | #ifdef __osf__ |
3802 | /* Without the dummy below unpack("I", pack("I",0xFFFFFFFF)) | |
13476c87 JH |
3803 | * returns 1.84467440737096e+19 instead of 0xFFFFFFFF. |
3804 | * See details few lines earlier. */ | |
9d645a59 AB |
3805 | (auint) ? |
3806 | sv_setuv(sv, (UV)auint) : | |
3807 | #endif | |
1e422769 | 3808 | sv_setuv(sv, (UV)auint); |
a0d0e21e LW |
3809 | PUSHs(sv_2mortal(sv)); |
3810 | } | |
3811 | } | |
3812 | break; | |
3813 | case 'l': | |
726ea183 JH |
3814 | #if LONGSIZE == SIZE32 |
3815 | along = (strend - s) / SIZE32; | |
3816 | #else | |
ef54e1a4 | 3817 | along = (strend - s) / (natint ? sizeof(long) : SIZE32); |
726ea183 | 3818 | #endif |
a0d0e21e LW |
3819 | if (len > along) |
3820 | len = along; | |
3821 | if (checksum) { | |
726ea183 | 3822 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
3823 | if (natint) { |
3824 | while (len-- > 0) { | |
3825 | COPYNN(s, &along, sizeof(long)); | |
3826 | s += sizeof(long); | |
3827 | if (checksum > 32) | |
3828 | cdouble += (double)along; | |
3829 | else | |
3830 | culong += along; | |
3831 | } | |
3832 | } | |
726ea183 JH |
3833 | else |
3834 | #endif | |
3835 | { | |
ef54e1a4 JH |
3836 | while (len-- > 0) { |
3837 | COPY32(s, &along); | |
c67712b2 JH |
3838 | #if LONGSIZE > SIZE32 |
3839 | if (along > 2147483647) | |
3840 | along -= 4294967296; | |
3841 | #endif | |
ef54e1a4 JH |
3842 | s += SIZE32; |
3843 | if (checksum > 32) | |
3844 | cdouble += (double)along; | |
3845 | else | |
3846 | culong += along; | |
3847 | } | |
a0d0e21e LW |
3848 | } |
3849 | } | |
3850 | else { | |
3851 | EXTEND(SP, len); | |
bbce6d69 | 3852 | EXTEND_MORTAL(len); |
726ea183 | 3853 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
3854 | if (natint) { |
3855 | while (len-- > 0) { | |
3856 | COPYNN(s, &along, sizeof(long)); | |
3857 | s += sizeof(long); | |
3858 | sv = NEWSV(42, 0); | |
3859 | sv_setiv(sv, (IV)along); | |
3860 | PUSHs(sv_2mortal(sv)); | |
3861 | } | |
3862 | } | |
726ea183 JH |
3863 | else |
3864 | #endif | |
3865 | { | |
ef54e1a4 JH |
3866 | while (len-- > 0) { |
3867 | COPY32(s, &along); | |
c67712b2 JH |
3868 | #if LONGSIZE > SIZE32 |
3869 | if (along > 2147483647) | |
3870 | along -= 4294967296; | |
3871 | #endif | |
ef54e1a4 JH |
3872 | s += SIZE32; |
3873 | sv = NEWSV(42, 0); | |
3874 | sv_setiv(sv, (IV)along); | |
3875 | PUSHs(sv_2mortal(sv)); | |
3876 | } | |
a0d0e21e | 3877 | } |
79072805 | 3878 | } |
a0d0e21e LW |
3879 | break; |
3880 | case 'V': | |
3881 | case 'N': | |
3882 | case 'L': | |
726ea183 JH |
3883 | #if LONGSIZE == SIZE32 |
3884 | along = (strend - s) / SIZE32; | |
3885 | #else | |
3886 | unatint = natint && datumtype == 'L'; | |
ef54e1a4 | 3887 | along = (strend - s) / (unatint ? sizeof(unsigned long) : SIZE32); |
726ea183 | 3888 | #endif |
a0d0e21e LW |
3889 | if (len > along) |
3890 | len = along; | |
3891 | if (checksum) { | |
726ea183 | 3892 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
3893 | if (unatint) { |
3894 | while (len-- > 0) { | |
3895 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3896 | s += sizeof(unsigned long); | |
3897 | if (checksum > 32) | |
3898 | cdouble += (double)aulong; | |
3899 | else | |
3900 | culong += aulong; | |
3901 | } | |
3902 | } | |
726ea183 JH |
3903 | else |
3904 | #endif | |
3905 | { | |
ef54e1a4 JH |
3906 | while (len-- > 0) { |
3907 | COPY32(s, &aulong); | |
3908 | s += SIZE32; | |
a0d0e21e | 3909 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3910 | if (datumtype == 'N') |
3911 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3912 | #endif |
a0d0e21e | 3913 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3914 | if (datumtype == 'V') |
3915 | aulong = vtohl(aulong); | |
79072805 | 3916 | #endif |
ef54e1a4 JH |
3917 | if (checksum > 32) |
3918 | cdouble += (double)aulong; | |
3919 | else | |
3920 | culong += aulong; | |
3921 | } | |
a0d0e21e LW |
3922 | } |
3923 | } | |
3924 | else { | |
3925 | EXTEND(SP, len); | |
bbce6d69 | 3926 | EXTEND_MORTAL(len); |
726ea183 | 3927 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
3928 | if (unatint) { |
3929 | while (len-- > 0) { | |
3930 | COPYNN(s, &aulong, sizeof(unsigned long)); | |
3931 | s += sizeof(unsigned long); | |
3932 | sv = NEWSV(43, 0); | |
3933 | sv_setuv(sv, (UV)aulong); | |
3934 | PUSHs(sv_2mortal(sv)); | |
3935 | } | |
3936 | } | |
726ea183 JH |
3937 | else |
3938 | #endif | |
3939 | { | |
ef54e1a4 JH |
3940 | while (len-- > 0) { |
3941 | COPY32(s, &aulong); | |
3942 | s += SIZE32; | |
a0d0e21e | 3943 | #ifdef HAS_NTOHL |
ef54e1a4 JH |
3944 | if (datumtype == 'N') |
3945 | aulong = PerlSock_ntohl(aulong); | |
79072805 | 3946 | #endif |
a0d0e21e | 3947 | #ifdef HAS_VTOHL |
ef54e1a4 JH |
3948 | if (datumtype == 'V') |
3949 | aulong = vtohl(aulong); | |
79072805 | 3950 | #endif |
ef54e1a4 JH |
3951 | sv = NEWSV(43, 0); |
3952 | sv_setuv(sv, (UV)aulong); | |
3953 | PUSHs(sv_2mortal(sv)); | |
3954 | } | |
a0d0e21e LW |
3955 | } |
3956 | } | |
3957 | break; | |
3958 | case 'p': | |
3959 | along = (strend - s) / sizeof(char*); | |
3960 | if (len > along) | |
3961 | len = along; | |
3962 | EXTEND(SP, len); | |
bbce6d69 | 3963 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3964 | while (len-- > 0) { |
3965 | if (sizeof(char*) > strend - s) | |
3966 | break; | |
3967 | else { | |
3968 | Copy(s, &aptr, 1, char*); | |
3969 | s += sizeof(char*); | |
3970 | } | |
3971 | sv = NEWSV(44, 0); | |
3972 | if (aptr) | |
3973 | sv_setpv(sv, aptr); | |
3974 | PUSHs(sv_2mortal(sv)); | |
3975 | } | |
3976 | break; | |
def98dd4 | 3977 | case 'w': |
def98dd4 | 3978 | EXTEND(SP, len); |
bbce6d69 | 3979 | EXTEND_MORTAL(len); |
8ec5e241 | 3980 | { |
bbce6d69 | 3981 | UV auv = 0; |
3982 | U32 bytes = 0; | |
3983 | ||
3984 | while ((len > 0) && (s < strend)) { | |
3985 | auv = (auv << 7) | (*s & 0x7f); | |
3986 | if (!(*s++ & 0x80)) { | |
3987 | bytes = 0; | |
3988 | sv = NEWSV(40, 0); | |
3989 | sv_setuv(sv, auv); | |
3990 | PUSHs(sv_2mortal(sv)); | |
3991 | len--; | |
3992 | auv = 0; | |
3993 | } | |
3994 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
bbce6d69 | 3995 | char *t; |
2d8e6c8d | 3996 | STRLEN n_a; |
bbce6d69 | 3997 | |
fc36a67e | 3998 | sv = newSVpvf("%.*Vu", (int)TYPE_DIGITS(UV), auv); |
bbce6d69 | 3999 | while (s < strend) { |
4000 | sv = mul128(sv, *s & 0x7f); | |
4001 | if (!(*s++ & 0x80)) { | |
4002 | bytes = 0; | |
4003 | break; | |
4004 | } | |
4005 | } | |
2d8e6c8d | 4006 | t = SvPV(sv, n_a); |
bbce6d69 | 4007 | while (*t == '0') |
4008 | t++; | |
4009 | sv_chop(sv, t); | |
4010 | PUSHs(sv_2mortal(sv)); | |
4011 | len--; | |
4012 | auv = 0; | |
4013 | } | |
4014 | } | |
4015 | if ((s >= strend) && bytes) | |
4016 | croak("Unterminated compressed integer"); | |
4017 | } | |
def98dd4 | 4018 | break; |
a0d0e21e LW |
4019 | case 'P': |
4020 | EXTEND(SP, 1); | |
4021 | if (sizeof(char*) > strend - s) | |
4022 | break; | |
4023 | else { | |
4024 | Copy(s, &aptr, 1, char*); | |
4025 | s += sizeof(char*); | |
4026 | } | |
4027 | sv = NEWSV(44, 0); | |
4028 | if (aptr) | |
4029 | sv_setpvn(sv, aptr, len); | |
4030 | PUSHs(sv_2mortal(sv)); | |
4031 | break; | |
ecfc5424 | 4032 | #ifdef HAS_QUAD |
a0d0e21e | 4033 | case 'q': |
d4217c7e JH |
4034 | along = (strend - s) / sizeof(Quad_t); |
4035 | if (len > along) | |
4036 | len = along; | |
a0d0e21e | 4037 | EXTEND(SP, len); |
bbce6d69 | 4038 | EXTEND_MORTAL(len); |
a0d0e21e | 4039 | while (len-- > 0) { |
ecfc5424 | 4040 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
4041 | aquad = 0; |
4042 | else { | |
ecfc5424 AD |
4043 | Copy(s, &aquad, 1, Quad_t); |
4044 | s += sizeof(Quad_t); | |
a0d0e21e LW |
4045 | } |
4046 | sv = NEWSV(42, 0); | |
96e4d5b1 | 4047 | if (aquad >= IV_MIN && aquad <= IV_MAX) |
4048 | sv_setiv(sv, (IV)aquad); | |
4049 | else | |
4050 | sv_setnv(sv, (double)aquad); | |
a0d0e21e LW |
4051 | PUSHs(sv_2mortal(sv)); |
4052 | } | |
4053 | break; | |
4054 | case 'Q': | |
d4217c7e JH |
4055 | along = (strend - s) / sizeof(Quad_t); |
4056 | if (len > along) | |
4057 | len = along; | |
a0d0e21e | 4058 | EXTEND(SP, len); |
bbce6d69 | 4059 | EXTEND_MORTAL(len); |
a0d0e21e | 4060 | while (len-- > 0) { |
e862df63 | 4061 | if (s + sizeof(Uquad_t) > strend) |
a0d0e21e LW |
4062 | auquad = 0; |
4063 | else { | |
e862df63 HB |
4064 | Copy(s, &auquad, 1, Uquad_t); |
4065 | s += sizeof(Uquad_t); | |
a0d0e21e LW |
4066 | } |
4067 | sv = NEWSV(43, 0); | |
27612d38 | 4068 | if (auquad <= UV_MAX) |
96e4d5b1 | 4069 | sv_setuv(sv, (UV)auquad); |
4070 | else | |
4071 | sv_setnv(sv, (double)auquad); | |
a0d0e21e LW |
4072 | PUSHs(sv_2mortal(sv)); |
4073 | } | |
4074 | break; | |
79072805 | 4075 | #endif |
a0d0e21e LW |
4076 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
4077 | case 'f': | |
4078 | case 'F': | |
4079 | along = (strend - s) / sizeof(float); | |
4080 | if (len > along) | |
4081 | len = along; | |
4082 | if (checksum) { | |
4083 | while (len-- > 0) { | |
4084 | Copy(s, &afloat, 1, float); | |
4085 | s += sizeof(float); | |
4086 | cdouble += afloat; | |
4087 | } | |
4088 | } | |
4089 | else { | |
4090 | EXTEND(SP, len); | |
bbce6d69 | 4091 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4092 | while (len-- > 0) { |
4093 | Copy(s, &afloat, 1, float); | |
4094 | s += sizeof(float); | |
4095 | sv = NEWSV(47, 0); | |
4096 | sv_setnv(sv, (double)afloat); | |
4097 | PUSHs(sv_2mortal(sv)); | |
4098 | } | |
4099 | } | |
4100 | break; | |
4101 | case 'd': | |
4102 | case 'D': | |
4103 | along = (strend - s) / sizeof(double); | |
4104 | if (len > along) | |
4105 | len = along; | |
4106 | if (checksum) { | |
4107 | while (len-- > 0) { | |
4108 | Copy(s, &adouble, 1, double); | |
4109 | s += sizeof(double); | |
4110 | cdouble += adouble; | |
4111 | } | |
4112 | } | |
4113 | else { | |
4114 | EXTEND(SP, len); | |
bbce6d69 | 4115 | EXTEND_MORTAL(len); |
a0d0e21e LW |
4116 | while (len-- > 0) { |
4117 | Copy(s, &adouble, 1, double); | |
4118 | s += sizeof(double); | |
4119 | sv = NEWSV(48, 0); | |
4120 | sv_setnv(sv, (double)adouble); | |
4121 | PUSHs(sv_2mortal(sv)); | |
4122 | } | |
4123 | } | |
4124 | break; | |
4125 | case 'u': | |
9d116dd7 JH |
4126 | /* MKS: |
4127 | * Initialise the decode mapping. By using a table driven | |
4128 | * algorithm, the code will be character-set independent | |
4129 | * (and just as fast as doing character arithmetic) | |
4130 | */ | |
80252599 | 4131 | if (PL_uudmap['M'] == 0) { |
9d116dd7 JH |
4132 | int i; |
4133 | ||
80252599 GS |
4134 | for (i = 0; i < sizeof(PL_uuemap); i += 1) |
4135 | PL_uudmap[PL_uuemap[i]] = i; | |
9d116dd7 JH |
4136 | /* |
4137 | * Because ' ' and '`' map to the same value, | |
4138 | * we need to decode them both the same. | |
4139 | */ | |
80252599 | 4140 | PL_uudmap[' '] = 0; |
9d116dd7 JH |
4141 | } |
4142 | ||
a0d0e21e LW |
4143 | along = (strend - s) * 3 / 4; |
4144 | sv = NEWSV(42, along); | |
f12c7020 | 4145 | if (along) |
4146 | SvPOK_on(sv); | |
9d116dd7 | 4147 | while (s < strend && *s > ' ' && ISUUCHAR(*s)) { |
a0d0e21e LW |
4148 | I32 a, b, c, d; |
4149 | char hunk[4]; | |
79072805 | 4150 | |
a0d0e21e | 4151 | hunk[3] = '\0'; |
80252599 | 4152 | len = PL_uudmap[*s++] & 077; |
a0d0e21e | 4153 | while (len > 0) { |
9d116dd7 | 4154 | if (s < strend && ISUUCHAR(*s)) |
80252599 | 4155 | a = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4156 | else |
4157 | a = 0; | |
4158 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4159 | b = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4160 | else |
4161 | b = 0; | |
4162 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4163 | c = PL_uudmap[*s++] & 077; |
9d116dd7 JH |
4164 | else |
4165 | c = 0; | |
4166 | if (s < strend && ISUUCHAR(*s)) | |
80252599 | 4167 | d = PL_uudmap[*s++] & 077; |
a0d0e21e LW |
4168 | else |
4169 | d = 0; | |
4e35701f NIS |
4170 | hunk[0] = (a << 2) | (b >> 4); |
4171 | hunk[1] = (b << 4) | (c >> 2); | |
4172 | hunk[2] = (c << 6) | d; | |
4173 | sv_catpvn(sv, hunk, (len > 3) ? 3 : len); | |
a0d0e21e LW |
4174 | len -= 3; |
4175 | } | |
4176 | if (*s == '\n') | |
4177 | s++; | |
4178 | else if (s[1] == '\n') /* possible checksum byte */ | |
4179 | s += 2; | |
79072805 | 4180 | } |
a0d0e21e LW |
4181 | XPUSHs(sv_2mortal(sv)); |
4182 | break; | |
79072805 | 4183 | } |
a0d0e21e LW |
4184 | if (checksum) { |
4185 | sv = NEWSV(42, 0); | |
4186 | if (strchr("fFdD", datumtype) || | |
32d8b6e5 | 4187 | (checksum > 32 && strchr("iIlLNU", datumtype)) ) { |
a0d0e21e | 4188 | double trouble; |
79072805 | 4189 | |
a0d0e21e LW |
4190 | adouble = 1.0; |
4191 | while (checksum >= 16) { | |
4192 | checksum -= 16; | |
4193 | adouble *= 65536.0; | |
4194 | } | |
4195 | while (checksum >= 4) { | |
4196 | checksum -= 4; | |
4197 | adouble *= 16.0; | |
4198 | } | |
4199 | while (checksum--) | |
4200 | adouble *= 2.0; | |
4201 | along = (1 << checksum) - 1; | |
4202 | while (cdouble < 0.0) | |
4203 | cdouble += adouble; | |
4204 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
4205 | sv_setnv(sv, cdouble); | |
4206 | } | |
4207 | else { | |
4208 | if (checksum < 32) { | |
96e4d5b1 | 4209 | aulong = (1 << checksum) - 1; |
4210 | culong &= aulong; | |
a0d0e21e | 4211 | } |
96e4d5b1 | 4212 | sv_setuv(sv, (UV)culong); |
a0d0e21e LW |
4213 | } |
4214 | XPUSHs(sv_2mortal(sv)); | |
4215 | checksum = 0; | |
79072805 | 4216 | } |
79072805 | 4217 | } |
924508f0 | 4218 | if (SP == oldsp && gimme == G_SCALAR) |
3280af22 | 4219 | PUSHs(&PL_sv_undef); |
79072805 | 4220 | RETURN; |
79072805 LW |
4221 | } |
4222 | ||
76e3520e | 4223 | STATIC void |
8ac85365 | 4224 | doencodes(register SV *sv, register char *s, register I32 len) |
79072805 | 4225 | { |
a0d0e21e | 4226 | char hunk[5]; |
79072805 | 4227 | |
80252599 | 4228 | *hunk = PL_uuemap[len]; |
a0d0e21e LW |
4229 | sv_catpvn(sv, hunk, 1); |
4230 | hunk[4] = '\0'; | |
f264d472 | 4231 | while (len > 2) { |
80252599 GS |
4232 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4233 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((s[1] >> 4) & 017)))]; | |
4234 | hunk[2] = PL_uuemap[(077 & (((s[1] << 2) & 074) | ((s[2] >> 6) & 03)))]; | |
4235 | hunk[3] = PL_uuemap[(077 & (s[2] & 077))]; | |
a0d0e21e LW |
4236 | sv_catpvn(sv, hunk, 4); |
4237 | s += 3; | |
4238 | len -= 3; | |
4239 | } | |
f264d472 GS |
4240 | if (len > 0) { |
4241 | char r = (len > 1 ? s[1] : '\0'); | |
80252599 GS |
4242 | hunk[0] = PL_uuemap[(077 & (*s >> 2))]; |
4243 | hunk[1] = PL_uuemap[(077 & (((*s << 4) & 060) | ((r >> 4) & 017)))]; | |
4244 | hunk[2] = PL_uuemap[(077 & ((r << 2) & 074))]; | |
4245 | hunk[3] = PL_uuemap[0]; | |
f264d472 | 4246 | sv_catpvn(sv, hunk, 4); |
a0d0e21e LW |
4247 | } |
4248 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
4249 | } |
4250 | ||
79cb57f6 | 4251 | STATIC SV * |
8ac85365 | 4252 | is_an_int(char *s, STRLEN l) |
55497cff | 4253 | { |
2d8e6c8d | 4254 | STRLEN n_a; |
79cb57f6 | 4255 | SV *result = newSVpvn(s, l); |
2d8e6c8d | 4256 | char *result_c = SvPV(result, n_a); /* convenience */ |
55497cff | 4257 | char *out = result_c; |
4258 | bool skip = 1; | |
4259 | bool ignore = 0; | |
4260 | ||
4261 | while (*s) { | |
4262 | switch (*s) { | |
4263 | case ' ': | |
4264 | break; | |
4265 | case '+': | |
4266 | if (!skip) { | |
4267 | SvREFCNT_dec(result); | |
4268 | return (NULL); | |
4269 | } | |
4270 | break; | |
4271 | case '0': | |
4272 | case '1': | |
4273 | case '2': | |
4274 | case '3': | |
4275 | case '4': | |
4276 | case '5': | |
4277 | case '6': | |
4278 | case '7': | |
4279 | case '8': | |
4280 | case '9': | |
4281 | skip = 0; | |
4282 | if (!ignore) { | |
4283 | *(out++) = *s; | |
4284 | } | |
4285 | break; | |
4286 | case '.': | |
4287 | ignore = 1; | |
4288 | break; | |
4289 | default: | |
4290 | SvREFCNT_dec(result); | |
4291 | return (NULL); | |
4292 | } | |
4293 | s++; | |
4294 | } | |
4295 | *(out++) = '\0'; | |
4296 | SvCUR_set(result, out - result_c); | |
4297 | return (result); | |
4298 | } | |
4299 | ||
76e3520e | 4300 | STATIC int |
61bb5906 | 4301 | div128(SV *pnum, bool *done) |
8ac85365 | 4302 | /* must be '\0' terminated */ |
8ec5e241 | 4303 | |
55497cff | 4304 | { |
4305 | STRLEN len; | |
4306 | char *s = SvPV(pnum, len); | |
4307 | int m = 0; | |
4308 | int r = 0; | |
4309 | char *t = s; | |
4310 | ||
4311 | *done = 1; | |
4312 | while (*t) { | |
4313 | int i; | |
4314 | ||
4315 | i = m * 10 + (*t - '0'); | |
4316 | m = i & 0x7F; | |
4317 | r = (i >> 7); /* r < 10 */ | |
4318 | if (r) { | |
4319 | *done = 0; | |
4320 | } | |
4321 | *(t++) = '0' + r; | |
4322 | } | |
4323 | *(t++) = '\0'; | |
4324 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
4325 | return (m); | |
4326 | } | |
4327 | ||
4328 | ||
a0d0e21e | 4329 | PP(pp_pack) |
79072805 | 4330 | { |
4e35701f | 4331 | djSP; dMARK; dORIGMARK; dTARGET; |
a0d0e21e LW |
4332 | register SV *cat = TARG; |
4333 | register I32 items; | |
4334 | STRLEN fromlen; | |
4335 | register char *pat = SvPVx(*++MARK, fromlen); | |
4336 | register char *patend = pat + fromlen; | |
4337 | register I32 len; | |
4338 | I32 datumtype; | |
4339 | SV *fromstr; | |
4340 | /*SUPPRESS 442*/ | |
4341 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
4342 | static char *space10 = " "; | |
79072805 | 4343 | |
a0d0e21e LW |
4344 | /* These must not be in registers: */ |
4345 | char achar; | |
4346 | I16 ashort; | |
4347 | int aint; | |
4348 | unsigned int auint; | |
4349 | I32 along; | |
4350 | U32 aulong; | |
ecfc5424 AD |
4351 | #ifdef HAS_QUAD |
4352 | Quad_t aquad; | |
e862df63 | 4353 | Uquad_t auquad; |
79072805 | 4354 | #endif |
a0d0e21e LW |
4355 | char *aptr; |
4356 | float afloat; | |
4357 | double adouble; | |
fb73857a | 4358 | int commas = 0; |
726ea183 | 4359 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4360 | int natint; /* native integer */ |
726ea183 | 4361 | #endif |
79072805 | 4362 | |
a0d0e21e LW |
4363 | items = SP - MARK; |
4364 | MARK++; | |
4365 | sv_setpvn(cat, "", 0); | |
4366 | while (pat < patend) { | |
3280af22 | 4367 | #define NEXTFROM (items-- > 0 ? *MARK++ : &PL_sv_no) |
bbdab043 | 4368 | datumtype = *pat++ & 0xFF; |
726ea183 | 4369 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4370 | natint = 0; |
726ea183 | 4371 | #endif |
bbdab043 CS |
4372 | if (isSPACE(datumtype)) |
4373 | continue; | |
f61d411c | 4374 | if (*pat == '!') { |
ef54e1a4 JH |
4375 | char *natstr = "sSiIlL"; |
4376 | ||
4377 | if (strchr(natstr, datumtype)) { | |
726ea183 | 4378 | #ifdef PERL_NATINT_PACK |
ef54e1a4 | 4379 | natint = 1; |
726ea183 | 4380 | #endif |
ef54e1a4 JH |
4381 | pat++; |
4382 | } | |
4383 | else | |
f61d411c | 4384 | croak("'!' allowed only after types %s", natstr); |
ef54e1a4 | 4385 | } |
a0d0e21e LW |
4386 | if (*pat == '*') { |
4387 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
4388 | pat++; | |
4389 | } | |
4390 | else if (isDIGIT(*pat)) { | |
4391 | len = *pat++ - '0'; | |
4392 | while (isDIGIT(*pat)) | |
4393 | len = (len * 10) + (*pat++ - '0'); | |
4394 | } | |
4395 | else | |
4396 | len = 1; | |
4397 | switch(datumtype) { | |
4398 | default: | |
bbdab043 | 4399 | croak("Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 4400 | case ',': /* grandfather in commas but with a warning */ |
599cee73 PM |
4401 | if (commas++ == 0 && ckWARN(WARN_UNSAFE)) |
4402 | warner(WARN_UNSAFE, "Invalid type in pack: '%c'", (int)datumtype); | |
fb73857a | 4403 | break; |
a0d0e21e LW |
4404 | case '%': |
4405 | DIE("%% may only be used in unpack"); | |
4406 | case '@': | |
4407 | len -= SvCUR(cat); | |
4408 | if (len > 0) | |
4409 | goto grow; | |
4410 | len = -len; | |
4411 | if (len > 0) | |
4412 | goto shrink; | |
4413 | break; | |
4414 | case 'X': | |
4415 | shrink: | |
4416 | if (SvCUR(cat) < len) | |
4417 | DIE("X outside of string"); | |
4418 | SvCUR(cat) -= len; | |
4419 | *SvEND(cat) = '\0'; | |
4420 | break; | |
4421 | case 'x': | |
4422 | grow: | |
4423 | while (len >= 10) { | |
4424 | sv_catpvn(cat, null10, 10); | |
4425 | len -= 10; | |
4426 | } | |
4427 | sv_catpvn(cat, null10, len); | |
4428 | break; | |
4429 | case 'A': | |
5a929a98 | 4430 | case 'Z': |
a0d0e21e LW |
4431 | case 'a': |
4432 | fromstr = NEXTFROM; | |
4433 | aptr = SvPV(fromstr, fromlen); | |
4434 | if (pat[-1] == '*') | |
4435 | len = fromlen; | |
4436 | if (fromlen > len) | |
4437 | sv_catpvn(cat, aptr, len); | |
4438 | else { | |
4439 | sv_catpvn(cat, aptr, fromlen); | |
4440 | len -= fromlen; | |
4441 | if (datumtype == 'A') { | |
4442 | while (len >= 10) { | |
4443 | sv_catpvn(cat, space10, 10); | |
4444 | len -= 10; | |
4445 | } | |
4446 | sv_catpvn(cat, space10, len); | |
4447 | } | |
4448 | else { | |
4449 | while (len >= 10) { | |
4450 | sv_catpvn(cat, null10, 10); | |
4451 | len -= 10; | |
4452 | } | |
4453 | sv_catpvn(cat, null10, len); | |
4454 | } | |
4455 | } | |
4456 | break; | |
4457 | case 'B': | |
4458 | case 'b': | |
4459 | { | |
4460 | char *savepat = pat; | |
4461 | I32 saveitems; | |
79072805 | 4462 | |
a0d0e21e LW |
4463 | fromstr = NEXTFROM; |
4464 | saveitems = items; | |
4465 | aptr = SvPV(fromstr, fromlen); | |
4466 | if (pat[-1] == '*') | |
4467 | len = fromlen; | |
4468 | pat = aptr; | |
4469 | aint = SvCUR(cat); | |
4470 | SvCUR(cat) += (len+7)/8; | |
4471 | SvGROW(cat, SvCUR(cat) + 1); | |
4472 | aptr = SvPVX(cat) + aint; | |
4473 | if (len > fromlen) | |
4474 | len = fromlen; | |
4475 | aint = len; | |
4476 | items = 0; | |
4477 | if (datumtype == 'B') { | |
4478 | for (len = 0; len++ < aint;) { | |
4479 | items |= *pat++ & 1; | |
4480 | if (len & 7) | |
4481 | items <<= 1; | |
4482 | else { | |
4483 | *aptr++ = items & 0xff; | |
4484 | items = 0; | |
4485 | } | |
4486 | } | |
4487 | } | |
4488 | else { | |
4489 | for (len = 0; len++ < aint;) { | |
4490 | if (*pat++ & 1) | |
4491 | items |= 128; | |
4492 | if (len & 7) | |
4493 | items >>= 1; | |
4494 | else { | |
4495 | *aptr++ = items & 0xff; | |
4496 | items = 0; | |
4497 | } | |
4498 | } | |
4499 | } | |
4500 | if (aint & 7) { | |
4501 | if (datumtype == 'B') | |
4502 | items <<= 7 - (aint & 7); | |
4503 | else | |
4504 | items >>= 7 - (aint & 7); | |
4505 | *aptr++ = items & 0xff; | |
4506 | } | |
4507 | pat = SvPVX(cat) + SvCUR(cat); | |
4508 | while (aptr <= pat) | |
4509 | *aptr++ = '\0'; | |
79072805 | 4510 | |
a0d0e21e LW |
4511 | pat = savepat; |
4512 | items = saveitems; | |
4513 | } | |
4514 | break; | |
4515 | case 'H': | |
4516 | case 'h': | |
4517 | { | |
4518 | char *savepat = pat; | |
4519 | I32 saveitems; | |
79072805 | 4520 | |
a0d0e21e LW |
4521 | fromstr = NEXTFROM; |
4522 | saveitems = items; | |
4523 | aptr = SvPV(fromstr, fromlen); | |
4524 | if (pat[-1] == '*') | |
4525 | len = fromlen; | |
4526 | pat = aptr; | |
4527 | aint = SvCUR(cat); | |
4528 | SvCUR(cat) += (len+1)/2; | |
4529 | SvGROW(cat, SvCUR(cat) + 1); | |
4530 | aptr = SvPVX(cat) + aint; | |
4531 | if (len > fromlen) | |
4532 | len = fromlen; | |
4533 | aint = len; | |
4534 | items = 0; | |
4535 | if (datumtype == 'H') { | |
4536 | for (len = 0; len++ < aint;) { | |
4537 | if (isALPHA(*pat)) | |
4538 | items |= ((*pat++ & 15) + 9) & 15; | |
4539 | else | |
4540 | items |= *pat++ & 15; | |
4541 | if (len & 1) | |
4542 | items <<= 4; | |
4543 | else { | |
4544 | *aptr++ = items & 0xff; | |
4545 | items = 0; | |
4546 | } | |
4547 | } | |
4548 | } | |
4549 | else { | |
4550 | for (len = 0; len++ < aint;) { | |
4551 | if (isALPHA(*pat)) | |
4552 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
4553 | else | |
4554 | items |= (*pat++ & 15) << 4; | |
4555 | if (len & 1) | |
4556 | items >>= 4; | |
4557 | else { | |
4558 | *aptr++ = items & 0xff; | |
4559 | items = 0; | |
4560 | } | |
4561 | } | |
4562 | } | |
4563 | if (aint & 1) | |
4564 | *aptr++ = items & 0xff; | |
4565 | pat = SvPVX(cat) + SvCUR(cat); | |
4566 | while (aptr <= pat) | |
4567 | *aptr++ = '\0'; | |
79072805 | 4568 | |
a0d0e21e LW |
4569 | pat = savepat; |
4570 | items = saveitems; | |
4571 | } | |
4572 | break; | |
4573 | case 'C': | |
4574 | case 'c': | |
4575 | while (len-- > 0) { | |
4576 | fromstr = NEXTFROM; | |
4577 | aint = SvIV(fromstr); | |
4578 | achar = aint; | |
4579 | sv_catpvn(cat, &achar, sizeof(char)); | |
4580 | } | |
4581 | break; | |
a0ed51b3 LW |
4582 | case 'U': |
4583 | while (len-- > 0) { | |
4584 | fromstr = NEXTFROM; | |
4585 | auint = SvUV(fromstr); | |
4586 | SvGROW(cat, SvCUR(cat) + 10); | |
dfe13c55 GS |
4587 | SvCUR_set(cat, (char*)uv_to_utf8((U8*)SvEND(cat),auint) |
4588 | - SvPVX(cat)); | |
a0ed51b3 LW |
4589 | } |
4590 | *SvEND(cat) = '\0'; | |
4591 | break; | |
a0d0e21e LW |
4592 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ |
4593 | case 'f': | |
4594 | case 'F': | |
4595 | while (len-- > 0) { | |
4596 | fromstr = NEXTFROM; | |
4597 | afloat = (float)SvNV(fromstr); | |
4598 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
4599 | } | |
4600 | break; | |
4601 | case 'd': | |
4602 | case 'D': | |
4603 | while (len-- > 0) { | |
4604 | fromstr = NEXTFROM; | |
4605 | adouble = (double)SvNV(fromstr); | |
4606 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
4607 | } | |
4608 | break; | |
4609 | case 'n': | |
4610 | while (len-- > 0) { | |
4611 | fromstr = NEXTFROM; | |
4612 | ashort = (I16)SvIV(fromstr); | |
4613 | #ifdef HAS_HTONS | |
6ad3d225 | 4614 | ashort = PerlSock_htons(ashort); |
79072805 | 4615 | #endif |
96e4d5b1 | 4616 | CAT16(cat, &ashort); |
a0d0e21e LW |
4617 | } |
4618 | break; | |
4619 | case 'v': | |
4620 | while (len-- > 0) { | |
4621 | fromstr = NEXTFROM; | |
4622 | ashort = (I16)SvIV(fromstr); | |
4623 | #ifdef HAS_HTOVS | |
4624 | ashort = htovs(ashort); | |
79072805 | 4625 | #endif |
96e4d5b1 | 4626 | CAT16(cat, &ashort); |
a0d0e21e LW |
4627 | } |
4628 | break; | |
4629 | case 'S': | |
726ea183 | 4630 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
4631 | if (natint) { |
4632 | unsigned short aushort; | |
4633 | ||
4634 | while (len-- > 0) { | |
4635 | fromstr = NEXTFROM; | |
4636 | aushort = SvUV(fromstr); | |
4637 | sv_catpvn(cat, (char *)&aushort, sizeof(unsigned short)); | |
4638 | } | |
4639 | } | |
726ea183 JH |
4640 | else |
4641 | #endif | |
4642 | { | |
ef54e1a4 JH |
4643 | U16 aushort; |
4644 | ||
4645 | while (len-- > 0) { | |
4646 | fromstr = NEXTFROM; | |
726ea183 | 4647 | aushort = (U16)SvUV(fromstr); |
ef54e1a4 JH |
4648 | CAT16(cat, &aushort); |
4649 | } | |
726ea183 | 4650 | |
ef54e1a4 JH |
4651 | } |
4652 | break; | |
a0d0e21e | 4653 | case 's': |
c67712b2 | 4654 | #if SHORTSIZE != SIZE16 |
ef54e1a4 JH |
4655 | if (natint) { |
4656 | while (len-- > 0) { | |
4657 | fromstr = NEXTFROM; | |
4658 | ashort = SvIV(fromstr); | |
4659 | sv_catpvn(cat, (char *)&ashort, sizeof(short)); | |
4660 | } | |
4661 | } | |
726ea183 JH |
4662 | else |
4663 | #endif | |
4664 | { | |
ef54e1a4 JH |
4665 | while (len-- > 0) { |
4666 | fromstr = NEXTFROM; | |
4667 | ashort = (I16)SvIV(fromstr); | |
4668 | CAT16(cat, &ashort); | |
4669 | } | |
a0d0e21e LW |
4670 | } |
4671 | break; | |
4672 | case 'I': | |
4673 | while (len-- > 0) { | |
4674 | fromstr = NEXTFROM; | |
96e4d5b1 | 4675 | auint = SvUV(fromstr); |
a0d0e21e LW |
4676 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
4677 | } | |
4678 | break; | |
def98dd4 UP |
4679 | case 'w': |
4680 | while (len-- > 0) { | |
bbce6d69 | 4681 | fromstr = NEXTFROM; |
4682 | adouble = floor(SvNV(fromstr)); | |
4683 | ||
4684 | if (adouble < 0) | |
4685 | croak("Cannot compress negative numbers"); | |
4686 | ||
46fc3d4c | 4687 | if ( |
4688 | #ifdef BW_BITS | |
4689 | adouble <= BW_MASK | |
4690 | #else | |
ef2d312d TH |
4691 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT |
4692 | adouble <= UV_MAX_cxux | |
4693 | #else | |
46fc3d4c | 4694 | adouble <= UV_MAX |
4695 | #endif | |
ef2d312d | 4696 | #endif |
46fc3d4c | 4697 | ) |
4698 | { | |
bbce6d69 | 4699 | char buf[1 + sizeof(UV)]; |
4700 | char *in = buf + sizeof(buf); | |
4701 | UV auv = U_V(adouble);; | |
4702 | ||
4703 | do { | |
4704 | *--in = (auv & 0x7f) | 0x80; | |
4705 | auv >>= 7; | |
4706 | } while (auv); | |
4707 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4708 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4709 | } | |
4710 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
4711 | char *from, *result, *in; | |
4712 | SV *norm; | |
4713 | STRLEN len; | |
4714 | bool done; | |
8ec5e241 | 4715 | |
bbce6d69 | 4716 | /* Copy string and check for compliance */ |
4717 | from = SvPV(fromstr, len); | |
4718 | if ((norm = is_an_int(from, len)) == NULL) | |
4719 | croak("can compress only unsigned integer"); | |
4720 | ||
4721 | New('w', result, len, char); | |
4722 | in = result + len; | |
4723 | done = FALSE; | |
4724 | while (!done) | |
4725 | *--in = div128(norm, &done) | 0x80; | |
4726 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
4727 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 4728 | Safefree(result); |
bbce6d69 | 4729 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 4730 | } |
bbce6d69 | 4731 | else if (SvNOKp(fromstr)) { |
4732 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
4733 | char *in = buf + sizeof(buf); | |
4734 | ||
4735 | do { | |
4736 | double next = floor(adouble / 128); | |
4737 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
4738 | if (--in < buf) /* this cannot happen ;-) */ | |
4739 | croak ("Cannot compress integer"); | |
4740 | adouble = next; | |
4741 | } while (adouble > 0); | |
4742 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
4743 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
4744 | } | |
4745 | else | |
4746 | croak("Cannot compress non integer"); | |
4747 | } | |
def98dd4 | 4748 | break; |
a0d0e21e LW |
4749 | case 'i': |
4750 | while (len-- > 0) { | |
4751 | fromstr = NEXTFROM; | |
4752 | aint = SvIV(fromstr); | |
4753 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
4754 | } | |
4755 | break; | |
4756 | case 'N': | |
4757 | while (len-- > 0) { | |
4758 | fromstr = NEXTFROM; | |
96e4d5b1 | 4759 | aulong = SvUV(fromstr); |
a0d0e21e | 4760 | #ifdef HAS_HTONL |
6ad3d225 | 4761 | aulong = PerlSock_htonl(aulong); |
79072805 | 4762 | #endif |
96e4d5b1 | 4763 | CAT32(cat, &aulong); |
a0d0e21e LW |
4764 | } |
4765 | break; | |
4766 | case 'V': | |
4767 | while (len-- > 0) { | |
4768 | fromstr = NEXTFROM; | |
96e4d5b1 | 4769 | aulong = SvUV(fromstr); |
a0d0e21e LW |
4770 | #ifdef HAS_HTOVL |
4771 | aulong = htovl(aulong); | |
79072805 | 4772 | #endif |
96e4d5b1 | 4773 | CAT32(cat, &aulong); |
a0d0e21e LW |
4774 | } |
4775 | break; | |
4776 | case 'L': | |
726ea183 | 4777 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
4778 | if (natint) { |
4779 | while (len-- > 0) { | |
4780 | fromstr = NEXTFROM; | |
4781 | aulong = SvUV(fromstr); | |
4782 | sv_catpvn(cat, (char *)&aulong, sizeof(unsigned long)); | |
4783 | } | |
4784 | } | |
726ea183 JH |
4785 | else |
4786 | #endif | |
4787 | { | |
ef54e1a4 JH |
4788 | while (len-- > 0) { |
4789 | fromstr = NEXTFROM; | |
4790 | aulong = SvUV(fromstr); | |
4791 | CAT32(cat, &aulong); | |
4792 | } | |
a0d0e21e LW |
4793 | } |
4794 | break; | |
4795 | case 'l': | |
726ea183 | 4796 | #if LONGSIZE != SIZE32 |
ef54e1a4 JH |
4797 | if (natint) { |
4798 | while (len-- > 0) { | |
4799 | fromstr = NEXTFROM; | |
4800 | along = SvIV(fromstr); | |
4801 | sv_catpvn(cat, (char *)&along, sizeof(long)); | |
4802 | } | |
4803 | } | |
726ea183 JH |
4804 | else |
4805 | #endif | |
4806 | { | |
ef54e1a4 JH |
4807 | while (len-- > 0) { |
4808 | fromstr = NEXTFROM; | |
4809 | along = SvIV(fromstr); | |
4810 | CAT32(cat, &along); | |
4811 | } | |
a0d0e21e LW |
4812 | } |
4813 | break; | |
ecfc5424 | 4814 | #ifdef HAS_QUAD |
a0d0e21e LW |
4815 | case 'Q': |
4816 | while (len-- > 0) { | |
4817 | fromstr = NEXTFROM; | |
e862df63 HB |
4818 | auquad = (Uquad_t)SvIV(fromstr); |
4819 | sv_catpvn(cat, (char*)&auquad, sizeof(Uquad_t)); | |
a0d0e21e LW |
4820 | } |
4821 | break; | |
4822 | case 'q': | |
4823 | while (len-- > 0) { | |
4824 | fromstr = NEXTFROM; | |
ecfc5424 AD |
4825 | aquad = (Quad_t)SvIV(fromstr); |
4826 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
4827 | } |
4828 | break; | |
ecfc5424 | 4829 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
4830 | case 'P': |
4831 | len = 1; /* assume SV is correct length */ | |
4832 | /* FALL THROUGH */ | |
4833 | case 'p': | |
4834 | while (len-- > 0) { | |
4835 | fromstr = NEXTFROM; | |
3280af22 | 4836 | if (fromstr == &PL_sv_undef) |
84902520 | 4837 | aptr = NULL; |
72dbcb4b | 4838 | else { |
2d8e6c8d | 4839 | STRLEN n_a; |
84902520 TB |
4840 | /* XXX better yet, could spirit away the string to |
4841 | * a safe spot and hang on to it until the result | |
4842 | * of pack() (and all copies of the result) are | |
4843 | * gone. | |
4844 | */ | |
599cee73 PM |
4845 | if (ckWARN(WARN_UNSAFE) && (SvTEMP(fromstr) || SvPADTMP(fromstr))) |
4846 | warner(WARN_UNSAFE, | |
4847 | "Attempt to pack pointer to temporary value"); | |
84902520 | 4848 | if (SvPOK(fromstr) || SvNIOK(fromstr)) |
2d8e6c8d | 4849 | aptr = SvPV(fromstr,n_a); |
84902520 | 4850 | else |
2d8e6c8d | 4851 | aptr = SvPV_force(fromstr,n_a); |
72dbcb4b | 4852 | } |
a0d0e21e LW |
4853 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
4854 | } | |
4855 | break; | |
4856 | case 'u': | |
4857 | fromstr = NEXTFROM; | |
4858 | aptr = SvPV(fromstr, fromlen); | |
4859 | SvGROW(cat, fromlen * 4 / 3); | |
4860 | if (len <= 1) | |
4861 | len = 45; | |
4862 | else | |
4863 | len = len / 3 * 3; | |
4864 | while (fromlen > 0) { | |
4865 | I32 todo; | |
79072805 | 4866 | |
a0d0e21e LW |
4867 | if (fromlen > len) |
4868 | todo = len; | |
4869 | else | |
4870 | todo = fromlen; | |
4871 | doencodes(cat, aptr, todo); | |
4872 | fromlen -= todo; | |
4873 | aptr += todo; | |
4874 | } | |
4875 | break; | |
4876 | } | |
4877 | } | |
4878 | SvSETMAGIC(cat); | |
4879 | SP = ORIGMARK; | |
4880 | PUSHs(cat); | |
4881 | RETURN; | |
79072805 | 4882 | } |
a0d0e21e | 4883 | #undef NEXTFROM |
79072805 | 4884 | |
8ec5e241 | 4885 | |
a0d0e21e | 4886 | PP(pp_split) |
79072805 | 4887 | { |
4e35701f | 4888 | djSP; dTARG; |
a0d0e21e LW |
4889 | AV *ary; |
4890 | register I32 limit = POPi; /* note, negative is forever */ | |
4891 | SV *sv = POPs; | |
4892 | STRLEN len; | |
4893 | register char *s = SvPV(sv, len); | |
4894 | char *strend = s + len; | |
44a8e56a | 4895 | register PMOP *pm; |
d9f97599 | 4896 | register REGEXP *rx; |
a0d0e21e LW |
4897 | register SV *dstr; |
4898 | register char *m; | |
4899 | I32 iters = 0; | |
4900 | I32 maxiters = (strend - s) + 10; | |
4901 | I32 i; | |
4902 | char *orig; | |
4903 | I32 origlimit = limit; | |
4904 | I32 realarray = 0; | |
4905 | I32 base; | |
3280af22 | 4906 | AV *oldstack = PL_curstack; |
54310121 | 4907 | I32 gimme = GIMME_V; |
3280af22 | 4908 | I32 oldsave = PL_savestack_ix; |
8ec5e241 NIS |
4909 | I32 make_mortal = 1; |
4910 | MAGIC *mg = (MAGIC *) NULL; | |
79072805 | 4911 | |
44a8e56a | 4912 | #ifdef DEBUGGING |
4913 | Copy(&LvTARGOFF(POPs), &pm, 1, PMOP*); | |
4914 | #else | |
4915 | pm = (PMOP*)POPs; | |
4916 | #endif | |
a0d0e21e LW |
4917 | if (!pm || !s) |
4918 | DIE("panic: do_split"); | |
d9f97599 | 4919 | rx = pm->op_pmregexp; |
bbce6d69 | 4920 | |
4921 | TAINT_IF((pm->op_pmflags & PMf_LOCALE) && | |
4922 | (pm->op_pmflags & (PMf_WHITE | PMf_SKIPWHITE))); | |
4923 | ||
a0d0e21e LW |
4924 | if (pm->op_pmreplroot) |
4925 | ary = GvAVn((GV*)pm->op_pmreplroot); | |
4926 | else if (gimme != G_ARRAY) | |
6d4ff0d2 | 4927 | #ifdef USE_THREADS |
533c011a | 4928 | ary = (AV*)PL_curpad[0]; |
6d4ff0d2 | 4929 | #else |
3280af22 | 4930 | ary = GvAVn(PL_defgv); |
6d4ff0d2 | 4931 | #endif /* USE_THREADS */ |
79072805 | 4932 | else |
a0d0e21e LW |
4933 | ary = Nullav; |
4934 | if (ary && (gimme != G_ARRAY || (pm->op_pmflags & PMf_ONCE))) { | |
4935 | realarray = 1; | |
8ec5e241 | 4936 | PUTBACK; |
a0d0e21e LW |
4937 | av_extend(ary,0); |
4938 | av_clear(ary); | |
8ec5e241 | 4939 | SPAGAIN; |
33c27489 | 4940 | if (mg = SvTIED_mg((SV*)ary, 'P')) { |
8ec5e241 | 4941 | PUSHMARK(SP); |
33c27489 | 4942 | XPUSHs(SvTIED_obj((SV*)ary, mg)); |
8ec5e241 NIS |
4943 | } |
4944 | else { | |
1c0b011c NIS |
4945 | if (!AvREAL(ary)) { |
4946 | AvREAL_on(ary); | |
4947 | for (i = AvFILLp(ary); i >= 0; i--) | |
3280af22 | 4948 | AvARRAY(ary)[i] = &PL_sv_undef; /* don't free mere refs */ |
1c0b011c NIS |
4949 | } |
4950 | /* temporarily switch stacks */ | |
3280af22 | 4951 | SWITCHSTACK(PL_curstack, ary); |
8ec5e241 | 4952 | make_mortal = 0; |
1c0b011c | 4953 | } |
79072805 | 4954 | } |
3280af22 | 4955 | base = SP - PL_stack_base; |
a0d0e21e LW |
4956 | orig = s; |
4957 | if (pm->op_pmflags & PMf_SKIPWHITE) { | |
bbce6d69 | 4958 | if (pm->op_pmflags & PMf_LOCALE) { |
4959 | while (isSPACE_LC(*s)) | |
4960 | s++; | |
4961 | } | |
4962 | else { | |
4963 | while (isSPACE(*s)) | |
4964 | s++; | |
4965 | } | |
a0d0e21e | 4966 | } |
c07a80fd | 4967 | if (pm->op_pmflags & (PMf_MULTILINE|PMf_SINGLELINE)) { |
3280af22 NIS |
4968 | SAVEINT(PL_multiline); |
4969 | PL_multiline = pm->op_pmflags & PMf_MULTILINE; | |
c07a80fd | 4970 | } |
4971 | ||
a0d0e21e LW |
4972 | if (!limit) |
4973 | limit = maxiters + 2; | |
4974 | if (pm->op_pmflags & PMf_WHITE) { | |
4975 | while (--limit) { | |
bbce6d69 | 4976 | m = s; |
4977 | while (m < strend && | |
4978 | !((pm->op_pmflags & PMf_LOCALE) | |
4979 | ? isSPACE_LC(*m) : isSPACE(*m))) | |
4980 | ++m; | |
a0d0e21e LW |
4981 | if (m >= strend) |
4982 | break; | |
bbce6d69 | 4983 | |
a0d0e21e LW |
4984 | dstr = NEWSV(30, m-s); |
4985 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 4986 | if (make_mortal) |
a0d0e21e LW |
4987 | sv_2mortal(dstr); |
4988 | XPUSHs(dstr); | |
bbce6d69 | 4989 | |
4990 | s = m + 1; | |
4991 | while (s < strend && | |
4992 | ((pm->op_pmflags & PMf_LOCALE) | |
4993 | ? isSPACE_LC(*s) : isSPACE(*s))) | |
4994 | ++s; | |
79072805 LW |
4995 | } |
4996 | } | |
d9f97599 | 4997 | else if (strEQ("^", rx->precomp)) { |
a0d0e21e LW |
4998 | while (--limit) { |
4999 | /*SUPPRESS 530*/ | |
5000 | for (m = s; m < strend && *m != '\n'; m++) ; | |
5001 | m++; | |
5002 | if (m >= strend) | |
5003 | break; | |
5004 | dstr = NEWSV(30, m-s); | |
5005 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5006 | if (make_mortal) |
a0d0e21e LW |
5007 | sv_2mortal(dstr); |
5008 | XPUSHs(dstr); | |
5009 | s = m; | |
5010 | } | |
5011 | } | |
d9f97599 GS |
5012 | else if (rx->check_substr && !rx->nparens |
5013 | && (rx->reganch & ROPT_CHECK_ALL) | |
5014 | && !(rx->reganch & ROPT_ANCH)) { | |
5015 | i = SvCUR(rx->check_substr); | |
5016 | if (i == 1 && !SvTAIL(rx->check_substr)) { | |
5017 | i = *SvPVX(rx->check_substr); | |
a0d0e21e | 5018 | while (--limit) { |
bbce6d69 | 5019 | /*SUPPRESS 530*/ |
5020 | for (m = s; m < strend && *m != i; m++) ; | |
a0d0e21e LW |
5021 | if (m >= strend) |
5022 | break; | |
5023 | dstr = NEWSV(30, m-s); | |
5024 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5025 | if (make_mortal) |
a0d0e21e LW |
5026 | sv_2mortal(dstr); |
5027 | XPUSHs(dstr); | |
5028 | s = m + 1; | |
5029 | } | |
5030 | } | |
5031 | else { | |
5032 | #ifndef lint | |
5033 | while (s < strend && --limit && | |
5034 | (m=fbm_instr((unsigned char*)s, (unsigned char*)strend, | |
411d5715 | 5035 | rx->check_substr, 0)) ) |
79072805 | 5036 | #endif |
a0d0e21e LW |
5037 | { |
5038 | dstr = NEWSV(31, m-s); | |
5039 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5040 | if (make_mortal) |
a0d0e21e LW |
5041 | sv_2mortal(dstr); |
5042 | XPUSHs(dstr); | |
5043 | s = m + i; | |
5044 | } | |
463ee0b2 | 5045 | } |
463ee0b2 | 5046 | } |
a0d0e21e | 5047 | else { |
d9f97599 | 5048 | maxiters += (strend - s) * rx->nparens; |
a0d0e21e | 5049 | while (s < strend && --limit && |
22e551b9 | 5050 | CALLREGEXEC(rx, s, strend, orig, 1, sv, NULL, 0)) |
bbce6d69 | 5051 | { |
d9f97599 GS |
5052 | TAINT_IF(RX_MATCH_TAINTED(rx)); |
5053 | if (rx->subbase | |
5054 | && rx->subbase != orig) { | |
a0d0e21e LW |
5055 | m = s; |
5056 | s = orig; | |
d9f97599 | 5057 | orig = rx->subbase; |
a0d0e21e LW |
5058 | s = orig + (m - s); |
5059 | strend = s + (strend - m); | |
5060 | } | |
d9f97599 | 5061 | m = rx->startp[0]; |
a0d0e21e LW |
5062 | dstr = NEWSV(32, m-s); |
5063 | sv_setpvn(dstr, s, m-s); | |
8ec5e241 | 5064 | if (make_mortal) |
a0d0e21e LW |
5065 | sv_2mortal(dstr); |
5066 | XPUSHs(dstr); | |
d9f97599 GS |
5067 | if (rx->nparens) { |
5068 | for (i = 1; i <= rx->nparens; i++) { | |
5069 | s = rx->startp[i]; | |
5070 | m = rx->endp[i]; | |
748a9306 LW |
5071 | if (m && s) { |
5072 | dstr = NEWSV(33, m-s); | |
5073 | sv_setpvn(dstr, s, m-s); | |
5074 | } | |
5075 | else | |
5076 | dstr = NEWSV(33, 0); | |
8ec5e241 | 5077 | if (make_mortal) |
a0d0e21e LW |
5078 | sv_2mortal(dstr); |
5079 | XPUSHs(dstr); | |
5080 | } | |
5081 | } | |
d9f97599 | 5082 | s = rx->endp[0]; |
a0d0e21e | 5083 | } |
79072805 | 5084 | } |
8ec5e241 | 5085 | |
c07a80fd | 5086 | LEAVE_SCOPE(oldsave); |
3280af22 | 5087 | iters = (SP - PL_stack_base) - base; |
a0d0e21e LW |
5088 | if (iters > maxiters) |
5089 | DIE("Split loop"); | |
8ec5e241 | 5090 | |
a0d0e21e LW |
5091 | /* keep field after final delim? */ |
5092 | if (s < strend || (iters && origlimit)) { | |
5093 | dstr = NEWSV(34, strend-s); | |
5094 | sv_setpvn(dstr, s, strend-s); | |
8ec5e241 | 5095 | if (make_mortal) |
a0d0e21e LW |
5096 | sv_2mortal(dstr); |
5097 | XPUSHs(dstr); | |
5098 | iters++; | |
79072805 | 5099 | } |
a0d0e21e | 5100 | else if (!origlimit) { |
b1dadf13 | 5101 | while (iters > 0 && (!TOPs || !SvANY(TOPs) || SvCUR(TOPs) == 0)) |
a0d0e21e LW |
5102 | iters--, SP--; |
5103 | } | |
8ec5e241 | 5104 | |
a0d0e21e | 5105 | if (realarray) { |
8ec5e241 | 5106 | if (!mg) { |
1c0b011c NIS |
5107 | SWITCHSTACK(ary, oldstack); |
5108 | if (SvSMAGICAL(ary)) { | |
5109 | PUTBACK; | |
5110 | mg_set((SV*)ary); | |
5111 | SPAGAIN; | |
5112 | } | |
5113 | if (gimme == G_ARRAY) { | |
5114 | EXTEND(SP, iters); | |
5115 | Copy(AvARRAY(ary), SP + 1, iters, SV*); | |
5116 | SP += iters; | |
5117 | RETURN; | |
5118 | } | |
8ec5e241 | 5119 | } |
1c0b011c | 5120 | else { |
fb73857a | 5121 | PUTBACK; |
8ec5e241 NIS |
5122 | ENTER; |
5123 | perl_call_method("PUSH",G_SCALAR|G_DISCARD); | |
5124 | LEAVE; | |
fb73857a | 5125 | SPAGAIN; |
8ec5e241 NIS |
5126 | if (gimme == G_ARRAY) { |
5127 | /* EXTEND should not be needed - we just popped them */ | |
5128 | EXTEND(SP, iters); | |
5129 | for (i=0; i < iters; i++) { | |
5130 | SV **svp = av_fetch(ary, i, FALSE); | |
3280af22 | 5131 | PUSHs((svp) ? *svp : &PL_sv_undef); |
8ec5e241 | 5132 | } |
1c0b011c NIS |
5133 | RETURN; |
5134 | } | |
a0d0e21e LW |
5135 | } |
5136 | } | |
5137 | else { | |
5138 | if (gimme == G_ARRAY) | |
5139 | RETURN; | |
5140 | } | |
5141 | if (iters || !pm->op_pmreplroot) { | |
5142 | GETTARGET; | |
5143 | PUSHi(iters); | |
5144 | RETURN; | |
5145 | } | |
5146 | RETPUSHUNDEF; | |
79072805 | 5147 | } |
85e6fe83 | 5148 | |
c0329465 | 5149 | #ifdef USE_THREADS |
77a005ab | 5150 | void |
8ac85365 | 5151 | unlock_condpair(void *svv) |
c0329465 MB |
5152 | { |
5153 | dTHR; | |
5154 | MAGIC *mg = mg_find((SV*)svv, 'm'); | |
8ec5e241 | 5155 | |
c0329465 MB |
5156 | if (!mg) |
5157 | croak("panic: unlock_condpair unlocking non-mutex"); | |
5158 | MUTEX_LOCK(MgMUTEXP(mg)); | |
5159 | if (MgOWNER(mg) != thr) | |
5160 | croak("panic: unlock_condpair unlocking mutex that we don't own"); | |
5161 | MgOWNER(mg) = 0; | |
5162 | COND_SIGNAL(MgOWNERCONDP(mg)); | |
8b73bbec | 5163 | DEBUG_S(PerlIO_printf(PerlIO_stderr(), "0x%lx: unlock 0x%lx\n", |
bc1f4c86 | 5164 | (unsigned long)thr, (unsigned long)svv);) |
c0329465 MB |
5165 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
5166 | } | |
5167 | #endif /* USE_THREADS */ | |
5168 | ||
5169 | PP(pp_lock) | |
5170 | { | |
4e35701f | 5171 | djSP; |
c0329465 | 5172 | dTOPss; |
e55aaa0e MB |
5173 | SV *retsv = sv; |
5174 | #ifdef USE_THREADS | |
c0329465 | 5175 | MAGIC *mg; |
8ec5e241 | 5176 | |
c0329465 MB |
5177 | if (SvROK(sv)) |
5178 | sv = SvRV(sv); | |
5179 | ||
5180 | mg = condpair_magic(sv); | |
5181 | MUTEX_LOCK(MgMUTEXP(mg)); | |
5182 | if (MgOWNER(mg) == thr) | |
5183 | MUTEX_UNLOCK(MgMUTEXP(mg)); | |
5184 | else { | |
5185 | while (MgOWNER(mg)) | |
5186 | COND_WAIT(MgOWNERCONDP(mg), MgMUTEXP(mg)); | |
5187 | MgOWNER(mg) = thr; | |
8b73bbec | 5188 | DEBUG_S(PerlIO_printf(PerlIO_stderr(), "0x%lx: pp_lock lock 0x%lx\n", |
bc1f4c86 | 5189 | (unsigned long)thr, (unsigned long)sv);) |
c0329465 MB |
5190 | MUTEX_UNLOCK(MgMUTEXP(mg)); |
5191 | save_destructor(unlock_condpair, sv); | |
5192 | } | |
5193 | #endif /* USE_THREADS */ | |
e55aaa0e MB |
5194 | if (SvTYPE(retsv) == SVt_PVAV || SvTYPE(retsv) == SVt_PVHV |
5195 | || SvTYPE(retsv) == SVt_PVCV) { | |
5196 | retsv = refto(retsv); | |
5197 | } | |
5198 | SETs(retsv); | |
c0329465 MB |
5199 | RETURN; |
5200 | } | |
a863c7d1 | 5201 | |
2faa37cc | 5202 | PP(pp_threadsv) |
a863c7d1 | 5203 | { |
12f917ad | 5204 | djSP; |
57d3b86d | 5205 | #ifdef USE_THREADS |
924508f0 | 5206 | EXTEND(SP, 1); |
533c011a NIS |
5207 | if (PL_op->op_private & OPpLVAL_INTRO) |
5208 | PUSHs(*save_threadsv(PL_op->op_targ)); | |
554b3eca | 5209 | else |
533c011a | 5210 | PUSHs(THREADSV(PL_op->op_targ)); |
fdb47d66 | 5211 | RETURN; |
a863c7d1 | 5212 | #else |
2faa37cc | 5213 | DIE("tried to access per-thread data in non-threaded perl"); |
a863c7d1 | 5214 | #endif /* USE_THREADS */ |
a863c7d1 | 5215 | } |