Commit | Line | Data |
---|---|---|
a0d0e21e | 1 | /* pp.c |
79072805 | 2 | * |
9607fc9c | 3 | * Copyright (c) 1991-1997, Larry Wall |
79072805 | 4 | * |
a0d0e21e LW |
5 | * You may distribute under the terms of either the GNU General Public |
6 | * License or the Artistic License, as specified in the README file. | |
79072805 | 7 | * |
a0d0e21e LW |
8 | */ |
9 | ||
10 | /* | |
11 | * "It's a big house this, and very peculiar. Always a bit more to discover, | |
12 | * and no knowing what you'll find around a corner. And Elves, sir!" --Samwise | |
13 | */ | |
79072805 LW |
14 | |
15 | #include "EXTERN.h" | |
16 | #include "perl.h" | |
17 | ||
36477c24 | 18 | /* |
ef2d312d TH |
19 | * The compiler on Concurrent CX/UX systems has a subtle bug which only |
20 | * seems to show up when compiling pp.c - it generates the wrong double | |
21 | * precision constant value for (double)UV_MAX when used inline in the body | |
22 | * of the code below, so this makes a static variable up front (which the | |
23 | * compiler seems to get correct) and uses it in place of UV_MAX below. | |
24 | */ | |
25 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT | |
26 | static double UV_MAX_cxux = ((double)UV_MAX); | |
8ac85365 NIS |
27 | #endif |
28 | ||
29 | #ifdef HAS_CRYPT | |
30 | #ifdef __cplusplus | |
31 | #ifdef FCRYPT | |
32 | extern "C" char *fcrypt(char *,char *); | |
33 | #else | |
34 | extern "C" char *crypt(char *,char *); | |
35 | #endif | |
36 | #endif | |
ef2d312d TH |
37 | #endif |
38 | ||
39 | /* | |
36477c24 | 40 | * Types used in bitwise operations. |
41 | * | |
42 | * Normally we'd just use IV and UV. However, some hardware and | |
43 | * software combinations (e.g. Alpha and current OSF/1) don't have a | |
44 | * floating-point type to use for NV that has adequate bits to fully | |
45 | * hold an IV/UV. (In other words, sizeof(long) == sizeof(double).) | |
46 | * | |
96e4d5b1 | 47 | * It just so happens that "int" is the right size almost everywhere. |
36477c24 | 48 | */ |
49 | typedef int IBW; | |
50 | typedef unsigned UBW; | |
51 | ||
96e4d5b1 | 52 | /* |
53 | * Mask used after bitwise operations. | |
54 | * | |
55 | * There is at least one realm (Cray word machines) that doesn't | |
56 | * have an integral type (except char) small enough to be represented | |
57 | * in a double without loss; that is, it has no 32-bit type. | |
58 | */ | |
59 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) | |
46fc3d4c | 60 | # define BW_BITS 32 |
61 | # define BW_MASK ((1 << BW_BITS) - 1) | |
62 | # define BW_SIGN (1 << (BW_BITS - 1)) | |
96e4d5b1 | 63 | # define BWi(i) (((i) & BW_SIGN) ? ((i) | ~BW_MASK) : ((i) & BW_MASK)) |
64 | # define BWu(u) ((u) & BW_MASK) | |
65 | #else | |
66 | # define BWi(i) (i) | |
67 | # define BWu(u) (u) | |
68 | #endif | |
69 | ||
70 | /* | |
71 | * Offset for integer pack/unpack. | |
72 | * | |
73 | * On architectures where I16 and I32 aren't really 16 and 32 bits, | |
74 | * which for now are all Crays, pack and unpack have to play games. | |
75 | */ | |
76 | ||
77 | /* | |
78 | * These values are required for portability of pack() output. | |
79 | * If they're not right on your machine, then pack() and unpack() | |
80 | * wouldn't work right anyway; you'll need to apply the Cray hack. | |
81 | * (I'd like to check them with #if, but you can't use sizeof() in | |
82 | * the preprocessor.) | |
83 | */ | |
84 | #define SIZE16 2 | |
85 | #define SIZE32 4 | |
86 | ||
87 | #if BYTEORDER > 0xFFFF && defined(_CRAY) && !defined(_CRAYMPP) | |
88 | # if BYTEORDER == 0x12345678 | |
89 | # define OFF16(p) (char*)(p) | |
90 | # define OFF32(p) (char*)(p) | |
91 | # else | |
92 | # if BYTEORDER == 0x87654321 | |
93 | # define OFF16(p) ((char*)(p) + (sizeof(U16) - SIZE16)) | |
94 | # define OFF32(p) ((char*)(p) + (sizeof(U32) - SIZE32)) | |
95 | # else | |
96 | }}}} bad cray byte order | |
97 | # endif | |
98 | # endif | |
99 | # define COPY16(s,p) (*(p) = 0, Copy(s, OFF16(p), SIZE16, char)) | |
100 | # define COPY32(s,p) (*(p) = 0, Copy(s, OFF32(p), SIZE32, char)) | |
101 | # define CAT16(sv,p) sv_catpvn(sv, OFF16(p), SIZE16) | |
102 | # define CAT32(sv,p) sv_catpvn(sv, OFF32(p), SIZE32) | |
103 | #else | |
104 | # define COPY16(s,p) Copy(s, p, SIZE16, char) | |
105 | # define COPY32(s,p) Copy(s, p, SIZE32, char) | |
106 | # define CAT16(sv,p) sv_catpvn(sv, (char*)(p), SIZE16) | |
107 | # define CAT32(sv,p) sv_catpvn(sv, (char*)(p), SIZE32) | |
108 | #endif | |
109 | ||
71be2cbc | 110 | static void doencodes _((SV* sv, char* s, I32 len)); |
93dc8474 CS |
111 | static SV* refto _((SV* sv)); |
112 | static U32 seed _((void)); | |
113 | ||
114 | static bool srand_called = FALSE; | |
79072805 | 115 | |
a0d0e21e | 116 | /* variations on pp_null */ |
79072805 | 117 | |
8ac85365 NIS |
118 | #ifdef DONT_DECLARE_STD |
119 | #ifdef I_UNISTD | |
120 | #include <unistd.h> | |
121 | #endif | |
122 | #else | |
123 | extern pid_t getpid (void); | |
124 | #endif | |
125 | ||
93a17b20 LW |
126 | PP(pp_stub) |
127 | { | |
128 | dSP; | |
54310121 | 129 | if (GIMME_V == G_SCALAR) |
93a17b20 | 130 | XPUSHs(&sv_undef); |
93a17b20 LW |
131 | RETURN; |
132 | } | |
133 | ||
79072805 LW |
134 | PP(pp_scalar) |
135 | { | |
136 | return NORMAL; | |
137 | } | |
138 | ||
139 | /* Pushy stuff. */ | |
140 | ||
93a17b20 LW |
141 | PP(pp_padav) |
142 | { | |
143 | dSP; dTARGET; | |
a0d0e21e | 144 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 145 | SAVECLEARSV(curpad[op->op_targ]); |
85e6fe83 | 146 | EXTEND(SP, 1); |
a0d0e21e | 147 | if (op->op_flags & OPf_REF) { |
85e6fe83 | 148 | PUSHs(TARG); |
93a17b20 | 149 | RETURN; |
85e6fe83 LW |
150 | } |
151 | if (GIMME == G_ARRAY) { | |
152 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
153 | EXTEND(SP, maxarg); | |
154 | Copy(AvARRAY((AV*)TARG), SP+1, maxarg, SV*); | |
155 | SP += maxarg; | |
156 | } | |
157 | else { | |
158 | SV* sv = sv_newmortal(); | |
159 | I32 maxarg = AvFILL((AV*)TARG) + 1; | |
160 | sv_setiv(sv, maxarg); | |
161 | PUSHs(sv); | |
162 | } | |
163 | RETURN; | |
93a17b20 LW |
164 | } |
165 | ||
166 | PP(pp_padhv) | |
167 | { | |
168 | dSP; dTARGET; | |
54310121 | 169 | I32 gimme; |
170 | ||
93a17b20 | 171 | XPUSHs(TARG); |
a0d0e21e | 172 | if (op->op_private & OPpLVAL_INTRO) |
8990e307 | 173 | SAVECLEARSV(curpad[op->op_targ]); |
a0d0e21e | 174 | if (op->op_flags & OPf_REF) |
93a17b20 | 175 | RETURN; |
54310121 | 176 | gimme = GIMME_V; |
177 | if (gimme == G_ARRAY) { | |
a0d0e21e | 178 | RETURNOP(do_kv(ARGS)); |
85e6fe83 | 179 | } |
54310121 | 180 | else if (gimme == G_SCALAR) { |
85e6fe83 | 181 | SV* sv = sv_newmortal(); |
46fc3d4c | 182 | if (HvFILL((HV*)TARG)) |
183 | sv_setpvf(sv, "%ld/%ld", | |
184 | (long)HvFILL((HV*)TARG), (long)HvMAX((HV*)TARG) + 1); | |
85e6fe83 LW |
185 | else |
186 | sv_setiv(sv, 0); | |
187 | SETs(sv); | |
85e6fe83 | 188 | } |
54310121 | 189 | RETURN; |
93a17b20 LW |
190 | } |
191 | ||
ed6116ce LW |
192 | PP(pp_padany) |
193 | { | |
194 | DIE("NOT IMPL LINE %d",__LINE__); | |
195 | } | |
196 | ||
79072805 LW |
197 | /* Translations. */ |
198 | ||
199 | PP(pp_rv2gv) | |
200 | { | |
201 | dSP; dTOPss; | |
a0d0e21e | 202 | |
ed6116ce | 203 | if (SvROK(sv)) { |
a0d0e21e | 204 | wasref: |
ed6116ce | 205 | sv = SvRV(sv); |
b1dadf13 | 206 | if (SvTYPE(sv) == SVt_PVIO) { |
207 | GV *gv = (GV*) sv_newmortal(); | |
208 | gv_init(gv, 0, "", 0, 0); | |
209 | GvIOp(gv) = (IO *)sv; | |
3e3baf6d | 210 | (void)SvREFCNT_inc(sv); |
b1dadf13 | 211 | sv = (SV*) gv; |
212 | } else if (SvTYPE(sv) != SVt_PVGV) | |
a0d0e21e | 213 | DIE("Not a GLOB reference"); |
79072805 LW |
214 | } |
215 | else { | |
93a17b20 | 216 | if (SvTYPE(sv) != SVt_PVGV) { |
748a9306 LW |
217 | char *sym; |
218 | ||
a0d0e21e LW |
219 | if (SvGMAGICAL(sv)) { |
220 | mg_get(sv); | |
221 | if (SvROK(sv)) | |
222 | goto wasref; | |
223 | } | |
224 | if (!SvOK(sv)) { | |
225 | if (op->op_flags & OPf_REF || | |
226 | op->op_private & HINT_STRICT_REFS) | |
227 | DIE(no_usym, "a symbol"); | |
d83e6520 CS |
228 | if (dowarn) |
229 | warn(warn_uninit); | |
a0d0e21e LW |
230 | RETSETUNDEF; |
231 | } | |
748a9306 | 232 | sym = SvPV(sv, na); |
85e6fe83 | 233 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 LW |
234 | DIE(no_symref, sym, "a symbol"); |
235 | sv = (SV*)gv_fetchpv(sym, TRUE, SVt_PVGV); | |
93a17b20 | 236 | } |
79072805 | 237 | } |
5f05dabc | 238 | if (op->op_private & OPpLVAL_INTRO) |
239 | save_gp((GV*)sv, !(op->op_flags & OPf_SPECIAL)); | |
79072805 LW |
240 | SETs(sv); |
241 | RETURN; | |
242 | } | |
243 | ||
79072805 LW |
244 | PP(pp_rv2sv) |
245 | { | |
246 | dSP; dTOPss; | |
247 | ||
ed6116ce | 248 | if (SvROK(sv)) { |
a0d0e21e | 249 | wasref: |
ed6116ce | 250 | sv = SvRV(sv); |
79072805 LW |
251 | switch (SvTYPE(sv)) { |
252 | case SVt_PVAV: | |
253 | case SVt_PVHV: | |
254 | case SVt_PVCV: | |
a0d0e21e | 255 | DIE("Not a SCALAR reference"); |
79072805 LW |
256 | } |
257 | } | |
258 | else { | |
f12c7020 | 259 | GV *gv = (GV*)sv; |
748a9306 LW |
260 | char *sym; |
261 | ||
463ee0b2 | 262 | if (SvTYPE(gv) != SVt_PVGV) { |
a0d0e21e LW |
263 | if (SvGMAGICAL(sv)) { |
264 | mg_get(sv); | |
265 | if (SvROK(sv)) | |
266 | goto wasref; | |
267 | } | |
268 | if (!SvOK(sv)) { | |
269 | if (op->op_flags & OPf_REF || | |
270 | op->op_private & HINT_STRICT_REFS) | |
271 | DIE(no_usym, "a SCALAR"); | |
d83e6520 CS |
272 | if (dowarn) |
273 | warn(warn_uninit); | |
a0d0e21e LW |
274 | RETSETUNDEF; |
275 | } | |
748a9306 | 276 | sym = SvPV(sv, na); |
85e6fe83 | 277 | if (op->op_private & HINT_STRICT_REFS) |
748a9306 | 278 | DIE(no_symref, sym, "a SCALAR"); |
f12c7020 | 279 | gv = (GV*)gv_fetchpv(sym, TRUE, SVt_PV); |
463ee0b2 LW |
280 | } |
281 | sv = GvSV(gv); | |
a0d0e21e LW |
282 | } |
283 | if (op->op_flags & OPf_MOD) { | |
284 | if (op->op_private & OPpLVAL_INTRO) | |
285 | sv = save_scalar((GV*)TOPs); | |
5f05dabc | 286 | else if (op->op_private & OPpDEREF) |
68dc0745 | 287 | vivify_ref(sv, op->op_private & OPpDEREF); |
79072805 | 288 | } |
a0d0e21e | 289 | SETs(sv); |
79072805 LW |
290 | RETURN; |
291 | } | |
292 | ||
293 | PP(pp_av2arylen) | |
294 | { | |
295 | dSP; | |
296 | AV *av = (AV*)TOPs; | |
297 | SV *sv = AvARYLEN(av); | |
298 | if (!sv) { | |
299 | AvARYLEN(av) = sv = NEWSV(0,0); | |
300 | sv_upgrade(sv, SVt_IV); | |
301 | sv_magic(sv, (SV*)av, '#', Nullch, 0); | |
302 | } | |
303 | SETs(sv); | |
304 | RETURN; | |
305 | } | |
306 | ||
a0d0e21e LW |
307 | PP(pp_pos) |
308 | { | |
309 | dSP; dTARGET; dPOPss; | |
310 | ||
311 | if (op->op_flags & OPf_MOD) { | |
5f05dabc | 312 | if (SvTYPE(TARG) < SVt_PVLV) { |
313 | sv_upgrade(TARG, SVt_PVLV); | |
314 | sv_magic(TARG, Nullsv, '.', Nullch, 0); | |
315 | } | |
316 | ||
317 | LvTYPE(TARG) = '.'; | |
a0d0e21e LW |
318 | LvTARG(TARG) = sv; |
319 | PUSHs(TARG); /* no SvSETMAGIC */ | |
320 | RETURN; | |
321 | } | |
322 | else { | |
323 | MAGIC* mg; | |
324 | ||
325 | if (SvTYPE(sv) >= SVt_PVMG && SvMAGIC(sv)) { | |
326 | mg = mg_find(sv, 'g'); | |
327 | if (mg && mg->mg_len >= 0) { | |
328 | PUSHi(mg->mg_len + curcop->cop_arybase); | |
329 | RETURN; | |
330 | } | |
331 | } | |
332 | RETPUSHUNDEF; | |
333 | } | |
334 | } | |
335 | ||
79072805 LW |
336 | PP(pp_rv2cv) |
337 | { | |
338 | dSP; | |
79072805 LW |
339 | GV *gv; |
340 | HV *stash; | |
8990e307 | 341 | |
4633a7c4 LW |
342 | /* We usually try to add a non-existent subroutine in case of AUTOLOAD. */ |
343 | /* (But not in defined().) */ | |
344 | CV *cv = sv_2cv(TOPs, &stash, &gv, !(op->op_flags & OPf_SPECIAL)); | |
07055b4c CS |
345 | if (cv) { |
346 | if (CvCLONE(cv)) | |
347 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); | |
348 | } | |
349 | else | |
4633a7c4 | 350 | cv = (CV*)&sv_undef; |
79072805 LW |
351 | SETs((SV*)cv); |
352 | RETURN; | |
353 | } | |
354 | ||
c07a80fd | 355 | PP(pp_prototype) |
356 | { | |
357 | dSP; | |
358 | CV *cv; | |
359 | HV *stash; | |
360 | GV *gv; | |
361 | SV *ret; | |
362 | ||
363 | ret = &sv_undef; | |
364 | cv = sv_2cv(TOPs, &stash, &gv, FALSE); | |
5f05dabc | 365 | if (cv && SvPOK(cv)) |
366 | ret = sv_2mortal(newSVpv(SvPVX(cv), SvCUR(cv))); | |
c07a80fd | 367 | SETs(ret); |
368 | RETURN; | |
369 | } | |
370 | ||
a0d0e21e LW |
371 | PP(pp_anoncode) |
372 | { | |
373 | dSP; | |
5f05dabc | 374 | CV* cv = (CV*)curpad[op->op_targ]; |
a5f75d66 | 375 | if (CvCLONE(cv)) |
b355b4e0 | 376 | cv = (CV*)sv_2mortal((SV*)cv_clone(cv)); |
5f05dabc | 377 | EXTEND(SP,1); |
748a9306 | 378 | PUSHs((SV*)cv); |
a0d0e21e LW |
379 | RETURN; |
380 | } | |
381 | ||
382 | PP(pp_srefgen) | |
79072805 | 383 | { |
71be2cbc | 384 | dSP; |
385 | *SP = refto(*SP); | |
79072805 | 386 | RETURN; |
a0d0e21e LW |
387 | } |
388 | ||
389 | PP(pp_refgen) | |
390 | { | |
391 | dSP; dMARK; | |
a0d0e21e LW |
392 | if (GIMME != G_ARRAY) { |
393 | MARK[1] = *SP; | |
394 | SP = MARK + 1; | |
395 | } | |
bbce6d69 | 396 | EXTEND_MORTAL(SP - MARK); |
71be2cbc | 397 | while (++MARK <= SP) |
398 | *MARK = refto(*MARK); | |
a0d0e21e | 399 | RETURN; |
79072805 LW |
400 | } |
401 | ||
71be2cbc | 402 | static SV* |
8ac85365 | 403 | refto(SV *sv) |
71be2cbc | 404 | { |
405 | SV* rv; | |
406 | ||
407 | if (SvTYPE(sv) == SVt_PVLV && LvTYPE(sv) == 'y') { | |
408 | if (LvTARGLEN(sv)) | |
68dc0745 | 409 | vivify_defelem(sv); |
410 | if (!(sv = LvTARG(sv))) | |
411 | sv = &sv_undef; | |
71be2cbc | 412 | } |
413 | else if (SvPADTMP(sv)) | |
414 | sv = newSVsv(sv); | |
415 | else { | |
416 | SvTEMP_off(sv); | |
417 | (void)SvREFCNT_inc(sv); | |
418 | } | |
419 | rv = sv_newmortal(); | |
420 | sv_upgrade(rv, SVt_RV); | |
421 | SvRV(rv) = sv; | |
422 | SvROK_on(rv); | |
423 | return rv; | |
424 | } | |
425 | ||
79072805 LW |
426 | PP(pp_ref) |
427 | { | |
463ee0b2 LW |
428 | dSP; dTARGET; |
429 | SV *sv; | |
79072805 LW |
430 | char *pv; |
431 | ||
a0d0e21e | 432 | sv = POPs; |
f12c7020 | 433 | |
434 | if (sv && SvGMAGICAL(sv)) | |
435 | mg_get(sv); | |
436 | ||
a0d0e21e | 437 | if (!sv || !SvROK(sv)) |
4633a7c4 | 438 | RETPUSHNO; |
79072805 | 439 | |
ed6116ce | 440 | sv = SvRV(sv); |
a0d0e21e | 441 | pv = sv_reftype(sv,TRUE); |
463ee0b2 | 442 | PUSHp(pv, strlen(pv)); |
79072805 LW |
443 | RETURN; |
444 | } | |
445 | ||
446 | PP(pp_bless) | |
447 | { | |
463ee0b2 | 448 | dSP; |
463ee0b2 | 449 | HV *stash; |
79072805 | 450 | |
463ee0b2 LW |
451 | if (MAXARG == 1) |
452 | stash = curcop->cop_stash; | |
453 | else | |
a0d0e21e LW |
454 | stash = gv_stashsv(POPs, TRUE); |
455 | ||
5d3fdfeb | 456 | (void)sv_bless(TOPs, stash); |
79072805 LW |
457 | RETURN; |
458 | } | |
459 | ||
fb73857a | 460 | PP(pp_gelem) |
461 | { | |
462 | GV *gv; | |
463 | SV *sv; | |
464 | SV *ref; | |
465 | char *elem; | |
466 | dSP; | |
467 | ||
468 | sv = POPs; | |
469 | elem = SvPV(sv, na); | |
470 | gv = (GV*)POPs; | |
471 | ref = Nullsv; | |
472 | sv = Nullsv; | |
473 | switch (elem ? *elem : '\0') | |
474 | { | |
475 | case 'A': | |
476 | if (strEQ(elem, "ARRAY")) | |
477 | ref = (SV*)GvAV(gv); | |
478 | break; | |
479 | case 'C': | |
480 | if (strEQ(elem, "CODE")) | |
481 | ref = (SV*)GvCVu(gv); | |
482 | break; | |
483 | case 'F': | |
484 | if (strEQ(elem, "FILEHANDLE")) /* XXX deprecate in 5.005 */ | |
485 | ref = (SV*)GvIOp(gv); | |
486 | break; | |
487 | case 'G': | |
488 | if (strEQ(elem, "GLOB")) | |
489 | ref = (SV*)gv; | |
490 | break; | |
491 | case 'H': | |
492 | if (strEQ(elem, "HASH")) | |
493 | ref = (SV*)GvHV(gv); | |
494 | break; | |
495 | case 'I': | |
496 | if (strEQ(elem, "IO")) | |
497 | ref = (SV*)GvIOp(gv); | |
498 | break; | |
499 | case 'N': | |
500 | if (strEQ(elem, "NAME")) | |
501 | sv = newSVpv(GvNAME(gv), GvNAMELEN(gv)); | |
502 | break; | |
503 | case 'P': | |
504 | if (strEQ(elem, "PACKAGE")) | |
505 | sv = newSVpv(HvNAME(GvSTASH(gv)), 0); | |
506 | break; | |
507 | case 'S': | |
508 | if (strEQ(elem, "SCALAR")) | |
509 | ref = GvSV(gv); | |
510 | break; | |
511 | } | |
512 | if (ref) | |
513 | sv = newRV(ref); | |
514 | if (sv) | |
515 | sv_2mortal(sv); | |
516 | else | |
517 | sv = &sv_undef; | |
518 | XPUSHs(sv); | |
519 | RETURN; | |
520 | } | |
521 | ||
a0d0e21e | 522 | /* Pattern matching */ |
79072805 | 523 | |
a0d0e21e | 524 | PP(pp_study) |
79072805 | 525 | { |
c07a80fd | 526 | dSP; dPOPss; |
a0d0e21e LW |
527 | register unsigned char *s; |
528 | register I32 pos; | |
529 | register I32 ch; | |
530 | register I32 *sfirst; | |
531 | register I32 *snext; | |
a0d0e21e LW |
532 | STRLEN len; |
533 | ||
1e422769 | 534 | if (sv == lastscream) { |
535 | if (SvSCREAM(sv)) | |
536 | RETPUSHYES; | |
537 | } | |
c07a80fd | 538 | else { |
539 | if (lastscream) { | |
540 | SvSCREAM_off(lastscream); | |
541 | SvREFCNT_dec(lastscream); | |
542 | } | |
543 | lastscream = SvREFCNT_inc(sv); | |
544 | } | |
1e422769 | 545 | |
546 | s = (unsigned char*)(SvPV(sv, len)); | |
547 | pos = len; | |
548 | if (pos <= 0) | |
549 | RETPUSHNO; | |
a0d0e21e LW |
550 | if (pos > maxscream) { |
551 | if (maxscream < 0) { | |
552 | maxscream = pos + 80; | |
553 | New(301, screamfirst, 256, I32); | |
554 | New(302, screamnext, maxscream, I32); | |
79072805 LW |
555 | } |
556 | else { | |
a0d0e21e LW |
557 | maxscream = pos + pos / 4; |
558 | Renew(screamnext, maxscream, I32); | |
79072805 | 559 | } |
79072805 | 560 | } |
a0d0e21e LW |
561 | |
562 | sfirst = screamfirst; | |
563 | snext = screamnext; | |
564 | ||
565 | if (!sfirst || !snext) | |
566 | DIE("do_study: out of memory"); | |
567 | ||
568 | for (ch = 256; ch; --ch) | |
569 | *sfirst++ = -1; | |
570 | sfirst -= 256; | |
571 | ||
572 | while (--pos >= 0) { | |
573 | ch = s[pos]; | |
574 | if (sfirst[ch] >= 0) | |
575 | snext[pos] = sfirst[ch] - pos; | |
576 | else | |
577 | snext[pos] = -pos; | |
578 | sfirst[ch] = pos; | |
79072805 LW |
579 | } |
580 | ||
c07a80fd | 581 | SvSCREAM_on(sv); |
464e2e8a | 582 | sv_magic(sv, Nullsv, 'g', Nullch, 0); /* piggyback on m//g magic */ |
1e422769 | 583 | RETPUSHYES; |
79072805 LW |
584 | } |
585 | ||
a0d0e21e | 586 | PP(pp_trans) |
79072805 | 587 | { |
a0d0e21e LW |
588 | dSP; dTARG; |
589 | SV *sv; | |
590 | ||
591 | if (op->op_flags & OPf_STACKED) | |
592 | sv = POPs; | |
79072805 | 593 | else { |
a0d0e21e LW |
594 | sv = GvSV(defgv); |
595 | EXTEND(SP,1); | |
79072805 | 596 | } |
adbc6bb1 | 597 | TARG = sv_newmortal(); |
a0d0e21e LW |
598 | PUSHi(do_trans(sv, op)); |
599 | RETURN; | |
79072805 LW |
600 | } |
601 | ||
a0d0e21e | 602 | /* Lvalue operators. */ |
79072805 | 603 | |
a0d0e21e LW |
604 | PP(pp_schop) |
605 | { | |
606 | dSP; dTARGET; | |
607 | do_chop(TARG, TOPs); | |
608 | SETTARG; | |
609 | RETURN; | |
79072805 LW |
610 | } |
611 | ||
a0d0e21e | 612 | PP(pp_chop) |
79072805 | 613 | { |
a0d0e21e LW |
614 | dSP; dMARK; dTARGET; |
615 | while (SP > MARK) | |
616 | do_chop(TARG, POPs); | |
617 | PUSHTARG; | |
618 | RETURN; | |
79072805 LW |
619 | } |
620 | ||
a0d0e21e | 621 | PP(pp_schomp) |
79072805 | 622 | { |
a0d0e21e LW |
623 | dSP; dTARGET; |
624 | SETi(do_chomp(TOPs)); | |
625 | RETURN; | |
79072805 LW |
626 | } |
627 | ||
a0d0e21e | 628 | PP(pp_chomp) |
79072805 | 629 | { |
a0d0e21e LW |
630 | dSP; dMARK; dTARGET; |
631 | register I32 count = 0; | |
632 | ||
633 | while (SP > MARK) | |
634 | count += do_chomp(POPs); | |
635 | PUSHi(count); | |
636 | RETURN; | |
79072805 LW |
637 | } |
638 | ||
a0d0e21e | 639 | PP(pp_defined) |
463ee0b2 | 640 | { |
a0d0e21e LW |
641 | dSP; |
642 | register SV* sv; | |
643 | ||
644 | sv = POPs; | |
645 | if (!sv || !SvANY(sv)) | |
646 | RETPUSHNO; | |
647 | switch (SvTYPE(sv)) { | |
648 | case SVt_PVAV: | |
fb73857a | 649 | if (AvMAX(sv) >= 0 || SvGMAGICAL(sv)) |
a0d0e21e LW |
650 | RETPUSHYES; |
651 | break; | |
652 | case SVt_PVHV: | |
fb73857a | 653 | if (HvARRAY(sv) || SvGMAGICAL(sv)) |
a0d0e21e LW |
654 | RETPUSHYES; |
655 | break; | |
656 | case SVt_PVCV: | |
657 | if (CvROOT(sv) || CvXSUB(sv)) | |
658 | RETPUSHYES; | |
659 | break; | |
660 | default: | |
661 | if (SvGMAGICAL(sv)) | |
662 | mg_get(sv); | |
663 | if (SvOK(sv)) | |
664 | RETPUSHYES; | |
665 | } | |
666 | RETPUSHNO; | |
463ee0b2 LW |
667 | } |
668 | ||
a0d0e21e LW |
669 | PP(pp_undef) |
670 | { | |
79072805 | 671 | dSP; |
a0d0e21e LW |
672 | SV *sv; |
673 | ||
774d564b | 674 | if (!op->op_private) { |
675 | EXTEND(SP, 1); | |
a0d0e21e | 676 | RETPUSHUNDEF; |
774d564b | 677 | } |
79072805 | 678 | |
a0d0e21e LW |
679 | sv = POPs; |
680 | if (!sv) | |
681 | RETPUSHUNDEF; | |
85e6fe83 | 682 | |
a0d0e21e LW |
683 | if (SvTHINKFIRST(sv)) { |
684 | if (SvREADONLY(sv)) | |
685 | RETPUSHUNDEF; | |
686 | if (SvROK(sv)) | |
687 | sv_unref(sv); | |
85e6fe83 LW |
688 | } |
689 | ||
a0d0e21e LW |
690 | switch (SvTYPE(sv)) { |
691 | case SVt_NULL: | |
692 | break; | |
693 | case SVt_PVAV: | |
694 | av_undef((AV*)sv); | |
695 | break; | |
696 | case SVt_PVHV: | |
697 | hv_undef((HV*)sv); | |
698 | break; | |
699 | case SVt_PVCV: | |
54310121 | 700 | if (cv_const_sv((CV*)sv)) |
9607fc9c | 701 | warn("Constant subroutine %s undefined", |
54310121 | 702 | CvANON((CV*)sv) ? "(anonymous)" : GvENAME(CvGV((CV*)sv))); |
9607fc9c | 703 | /* FALL THROUGH */ |
704 | case SVt_PVFM: | |
09280a33 CS |
705 | { GV* gv = (GV*)SvREFCNT_inc(CvGV((CV*)sv)); |
706 | cv_undef((CV*)sv); | |
707 | CvGV((CV*)sv) = gv; } /* let user-undef'd sub keep its identity */ | |
a0d0e21e | 708 | break; |
8e07c86e | 709 | case SVt_PVGV: |
44a8e56a | 710 | if (SvFAKE(sv)) |
711 | sv_setsv(sv, &sv_undef); | |
712 | break; | |
a0d0e21e | 713 | default: |
1e422769 | 714 | if (SvTYPE(sv) >= SVt_PV && SvPVX(sv) && SvLEN(sv)) { |
4633a7c4 LW |
715 | (void)SvOOK_off(sv); |
716 | Safefree(SvPVX(sv)); | |
717 | SvPV_set(sv, Nullch); | |
718 | SvLEN_set(sv, 0); | |
a0d0e21e | 719 | } |
4633a7c4 LW |
720 | (void)SvOK_off(sv); |
721 | SvSETMAGIC(sv); | |
79072805 | 722 | } |
a0d0e21e LW |
723 | |
724 | RETPUSHUNDEF; | |
79072805 LW |
725 | } |
726 | ||
a0d0e21e | 727 | PP(pp_predec) |
79072805 | 728 | { |
a0d0e21e | 729 | dSP; |
68dc0745 | 730 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 731 | croak(no_modify); |
55497cff | 732 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
733 | SvIVX(TOPs) != IV_MIN) | |
734 | { | |
748a9306 | 735 | --SvIVX(TOPs); |
55497cff | 736 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
737 | } |
738 | else | |
739 | sv_dec(TOPs); | |
a0d0e21e LW |
740 | SvSETMAGIC(TOPs); |
741 | return NORMAL; | |
742 | } | |
79072805 | 743 | |
a0d0e21e LW |
744 | PP(pp_postinc) |
745 | { | |
746 | dSP; dTARGET; | |
68dc0745 | 747 | if (SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 748 | croak(no_modify); |
a0d0e21e | 749 | sv_setsv(TARG, TOPs); |
55497cff | 750 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
751 | SvIVX(TOPs) != IV_MAX) | |
752 | { | |
748a9306 | 753 | ++SvIVX(TOPs); |
55497cff | 754 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
755 | } |
756 | else | |
757 | sv_inc(TOPs); | |
a0d0e21e LW |
758 | SvSETMAGIC(TOPs); |
759 | if (!SvOK(TARG)) | |
760 | sv_setiv(TARG, 0); | |
761 | SETs(TARG); | |
762 | return NORMAL; | |
763 | } | |
79072805 | 764 | |
a0d0e21e LW |
765 | PP(pp_postdec) |
766 | { | |
767 | dSP; dTARGET; | |
68dc0745 | 768 | if(SvREADONLY(TOPs) || SvTYPE(TOPs) > SVt_PVLV) |
44a8e56a | 769 | croak(no_modify); |
a0d0e21e | 770 | sv_setsv(TARG, TOPs); |
55497cff | 771 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs) && |
772 | SvIVX(TOPs) != IV_MIN) | |
773 | { | |
748a9306 | 774 | --SvIVX(TOPs); |
55497cff | 775 | SvFLAGS(TOPs) &= ~(SVp_NOK|SVp_POK); |
748a9306 LW |
776 | } |
777 | else | |
778 | sv_dec(TOPs); | |
a0d0e21e LW |
779 | SvSETMAGIC(TOPs); |
780 | SETs(TARG); | |
781 | return NORMAL; | |
782 | } | |
79072805 | 783 | |
a0d0e21e LW |
784 | /* Ordinary operators. */ |
785 | ||
786 | PP(pp_pow) | |
787 | { | |
788 | dSP; dATARGET; tryAMAGICbin(pow,opASSIGN); | |
789 | { | |
790 | dPOPTOPnnrl; | |
791 | SETn( pow( left, right) ); | |
792 | RETURN; | |
93a17b20 | 793 | } |
a0d0e21e LW |
794 | } |
795 | ||
796 | PP(pp_multiply) | |
797 | { | |
798 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); | |
799 | { | |
800 | dPOPTOPnnrl; | |
801 | SETn( left * right ); | |
802 | RETURN; | |
79072805 | 803 | } |
a0d0e21e LW |
804 | } |
805 | ||
806 | PP(pp_divide) | |
807 | { | |
808 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); | |
809 | { | |
77676ba1 | 810 | dPOPPOPnnrl; |
7a4c00b4 | 811 | double value; |
812 | if (right == 0.0) | |
a0d0e21e LW |
813 | DIE("Illegal division by zero"); |
814 | #ifdef SLOPPYDIVIDE | |
815 | /* insure that 20./5. == 4. */ | |
816 | { | |
7a4c00b4 | 817 | IV k; |
818 | if ((double)I_V(left) == left && | |
819 | (double)I_V(right) == right && | |
820 | (k = I_V(left)/I_V(right))*I_V(right) == I_V(left)) { | |
a0d0e21e LW |
821 | value = k; |
822 | } else { | |
7a4c00b4 | 823 | value = left / right; |
79072805 | 824 | } |
a0d0e21e LW |
825 | } |
826 | #else | |
7a4c00b4 | 827 | value = left / right; |
a0d0e21e LW |
828 | #endif |
829 | PUSHn( value ); | |
830 | RETURN; | |
79072805 | 831 | } |
a0d0e21e LW |
832 | } |
833 | ||
834 | PP(pp_modulo) | |
835 | { | |
836 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); | |
837 | { | |
68dc0745 | 838 | UV left; |
839 | UV right; | |
beb18505 CS |
840 | bool left_neg; |
841 | bool right_neg; | |
68dc0745 | 842 | UV ans; |
a0d0e21e | 843 | |
68dc0745 | 844 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
845 | IV i = SvIVX(POPs); | |
beb18505 | 846 | right = (right_neg = (i < 0)) ? -i : i; |
68dc0745 | 847 | } |
848 | else { | |
849 | double n = POPn; | |
beb18505 | 850 | right = U_V((right_neg = (n < 0)) ? -n : n); |
68dc0745 | 851 | } |
a0d0e21e | 852 | |
36477c24 | 853 | if (SvIOK(TOPs) && !SvNOK(TOPs) && !SvPOK(TOPs)) { |
68dc0745 | 854 | IV i = SvIVX(POPs); |
beb18505 | 855 | left = (left_neg = (i < 0)) ? -i : i; |
36477c24 | 856 | } |
a0d0e21e | 857 | else { |
68dc0745 | 858 | double n = POPn; |
beb18505 | 859 | left = U_V((left_neg = (n < 0)) ? -n : n); |
a0d0e21e | 860 | } |
68dc0745 | 861 | |
862 | if (!right) | |
863 | DIE("Illegal modulus zero"); | |
864 | ||
865 | ans = left % right; | |
beb18505 | 866 | if ((left_neg != right_neg) && ans) |
68dc0745 | 867 | ans = right - ans; |
beb18505 | 868 | if (right_neg) { |
3e3baf6d TB |
869 | /* XXX may warn: unary minus operator applied to unsigned type */ |
870 | /* could change -foo to be (~foo)+1 instead */ | |
beb18505 CS |
871 | if (ans <= -(UV)IV_MAX) |
872 | sv_setiv(TARG, (IV) -ans); | |
873 | else | |
874 | sv_setnv(TARG, -(double)ans); | |
875 | } | |
876 | else | |
877 | sv_setuv(TARG, ans); | |
878 | PUSHTARG; | |
a0d0e21e | 879 | RETURN; |
79072805 | 880 | } |
a0d0e21e | 881 | } |
79072805 | 882 | |
a0d0e21e LW |
883 | PP(pp_repeat) |
884 | { | |
748a9306 LW |
885 | dSP; dATARGET; tryAMAGICbin(repeat,opASSIGN); |
886 | { | |
a0d0e21e LW |
887 | register I32 count = POPi; |
888 | if (GIMME == G_ARRAY && op->op_private & OPpREPEAT_DOLIST) { | |
889 | dMARK; | |
890 | I32 items = SP - MARK; | |
891 | I32 max; | |
79072805 | 892 | |
a0d0e21e LW |
893 | max = items * count; |
894 | MEXTEND(MARK, max); | |
895 | if (count > 1) { | |
896 | while (SP > MARK) { | |
897 | if (*SP) | |
898 | SvTEMP_off((*SP)); | |
899 | SP--; | |
79072805 | 900 | } |
a0d0e21e LW |
901 | MARK++; |
902 | repeatcpy((char*)(MARK + items), (char*)MARK, | |
903 | items * sizeof(SV*), count - 1); | |
904 | SP += max; | |
79072805 | 905 | } |
a0d0e21e LW |
906 | else if (count <= 0) |
907 | SP -= items; | |
79072805 | 908 | } |
a0d0e21e LW |
909 | else { /* Note: mark already snarfed by pp_list */ |
910 | SV *tmpstr; | |
911 | STRLEN len; | |
912 | ||
913 | tmpstr = POPs; | |
914 | if (TARG == tmpstr && SvTHINKFIRST(tmpstr)) { | |
915 | if (SvREADONLY(tmpstr) && curcop != &compiling) | |
916 | DIE("Can't x= to readonly value"); | |
917 | if (SvROK(tmpstr)) | |
918 | sv_unref(tmpstr); | |
93a17b20 | 919 | } |
a0d0e21e LW |
920 | SvSetSV(TARG, tmpstr); |
921 | SvPV_force(TARG, len); | |
8ebc5c01 | 922 | if (count != 1) { |
923 | if (count < 1) | |
924 | SvCUR_set(TARG, 0); | |
925 | else { | |
926 | SvGROW(TARG, (count * len) + 1); | |
a0d0e21e | 927 | repeatcpy(SvPVX(TARG) + len, SvPVX(TARG), len, count - 1); |
8ebc5c01 | 928 | SvCUR(TARG) *= count; |
7a4c00b4 | 929 | } |
a0d0e21e | 930 | *SvEND(TARG) = '\0'; |
a0d0e21e | 931 | } |
8ebc5c01 | 932 | (void)SvPOK_only(TARG); |
a0d0e21e | 933 | PUSHTARG; |
79072805 | 934 | } |
a0d0e21e | 935 | RETURN; |
748a9306 | 936 | } |
a0d0e21e | 937 | } |
79072805 | 938 | |
a0d0e21e LW |
939 | PP(pp_subtract) |
940 | { | |
941 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); | |
942 | { | |
7a4c00b4 | 943 | dPOPTOPnnrl_ul; |
a0d0e21e LW |
944 | SETn( left - right ); |
945 | RETURN; | |
79072805 | 946 | } |
a0d0e21e | 947 | } |
79072805 | 948 | |
a0d0e21e LW |
949 | PP(pp_left_shift) |
950 | { | |
951 | dSP; dATARGET; tryAMAGICbin(lshift,opASSIGN); | |
952 | { | |
36477c24 | 953 | IBW shift = POPi; |
ff68c719 | 954 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 955 | IBW i = TOPi; |
46fc3d4c | 956 | i = BWi(i) << shift; |
96e4d5b1 | 957 | SETi(BWi(i)); |
ff68c719 | 958 | } |
959 | else { | |
36477c24 | 960 | UBW u = TOPu; |
96e4d5b1 | 961 | u <<= shift; |
962 | SETu(BWu(u)); | |
ff68c719 | 963 | } |
55497cff | 964 | RETURN; |
79072805 | 965 | } |
a0d0e21e | 966 | } |
79072805 | 967 | |
a0d0e21e LW |
968 | PP(pp_right_shift) |
969 | { | |
970 | dSP; dATARGET; tryAMAGICbin(rshift,opASSIGN); | |
971 | { | |
36477c24 | 972 | IBW shift = POPi; |
ff68c719 | 973 | if (op->op_private & HINT_INTEGER) { |
36477c24 | 974 | IBW i = TOPi; |
46fc3d4c | 975 | i = BWi(i) >> shift; |
96e4d5b1 | 976 | SETi(BWi(i)); |
ff68c719 | 977 | } |
978 | else { | |
36477c24 | 979 | UBW u = TOPu; |
96e4d5b1 | 980 | u >>= shift; |
981 | SETu(BWu(u)); | |
ff68c719 | 982 | } |
a0d0e21e | 983 | RETURN; |
93a17b20 | 984 | } |
79072805 LW |
985 | } |
986 | ||
a0d0e21e | 987 | PP(pp_lt) |
79072805 | 988 | { |
a0d0e21e LW |
989 | dSP; tryAMAGICbinSET(lt,0); |
990 | { | |
991 | dPOPnv; | |
54310121 | 992 | SETs(boolSV(TOPn < value)); |
a0d0e21e | 993 | RETURN; |
79072805 | 994 | } |
a0d0e21e | 995 | } |
79072805 | 996 | |
a0d0e21e LW |
997 | PP(pp_gt) |
998 | { | |
999 | dSP; tryAMAGICbinSET(gt,0); | |
1000 | { | |
1001 | dPOPnv; | |
54310121 | 1002 | SETs(boolSV(TOPn > value)); |
a0d0e21e | 1003 | RETURN; |
79072805 | 1004 | } |
a0d0e21e LW |
1005 | } |
1006 | ||
1007 | PP(pp_le) | |
1008 | { | |
1009 | dSP; tryAMAGICbinSET(le,0); | |
1010 | { | |
1011 | dPOPnv; | |
54310121 | 1012 | SETs(boolSV(TOPn <= value)); |
a0d0e21e | 1013 | RETURN; |
79072805 | 1014 | } |
a0d0e21e LW |
1015 | } |
1016 | ||
1017 | PP(pp_ge) | |
1018 | { | |
1019 | dSP; tryAMAGICbinSET(ge,0); | |
1020 | { | |
1021 | dPOPnv; | |
54310121 | 1022 | SETs(boolSV(TOPn >= value)); |
a0d0e21e | 1023 | RETURN; |
79072805 | 1024 | } |
a0d0e21e | 1025 | } |
79072805 | 1026 | |
a0d0e21e LW |
1027 | PP(pp_ne) |
1028 | { | |
1029 | dSP; tryAMAGICbinSET(ne,0); | |
1030 | { | |
1031 | dPOPnv; | |
54310121 | 1032 | SETs(boolSV(TOPn != value)); |
a0d0e21e LW |
1033 | RETURN; |
1034 | } | |
79072805 LW |
1035 | } |
1036 | ||
a0d0e21e | 1037 | PP(pp_ncmp) |
79072805 | 1038 | { |
a0d0e21e LW |
1039 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1040 | { | |
1041 | dPOPTOPnnrl; | |
1042 | I32 value; | |
79072805 | 1043 | |
ff0cee69 | 1044 | if (left == right) |
a0d0e21e | 1045 | value = 0; |
a0d0e21e LW |
1046 | else if (left < right) |
1047 | value = -1; | |
44a8e56a | 1048 | else if (left > right) |
1049 | value = 1; | |
1050 | else { | |
1051 | SETs(&sv_undef); | |
1052 | RETURN; | |
1053 | } | |
a0d0e21e LW |
1054 | SETi(value); |
1055 | RETURN; | |
79072805 | 1056 | } |
a0d0e21e | 1057 | } |
79072805 | 1058 | |
a0d0e21e LW |
1059 | PP(pp_slt) |
1060 | { | |
1061 | dSP; tryAMAGICbinSET(slt,0); | |
1062 | { | |
1063 | dPOPTOPssrl; | |
bbce6d69 | 1064 | int cmp = ((op->op_private & OPpLOCALE) |
1065 | ? sv_cmp_locale(left, right) | |
1066 | : sv_cmp(left, right)); | |
54310121 | 1067 | SETs(boolSV(cmp < 0)); |
a0d0e21e LW |
1068 | RETURN; |
1069 | } | |
79072805 LW |
1070 | } |
1071 | ||
a0d0e21e | 1072 | PP(pp_sgt) |
79072805 | 1073 | { |
a0d0e21e LW |
1074 | dSP; tryAMAGICbinSET(sgt,0); |
1075 | { | |
1076 | dPOPTOPssrl; | |
bbce6d69 | 1077 | int cmp = ((op->op_private & OPpLOCALE) |
1078 | ? sv_cmp_locale(left, right) | |
1079 | : sv_cmp(left, right)); | |
54310121 | 1080 | SETs(boolSV(cmp > 0)); |
a0d0e21e LW |
1081 | RETURN; |
1082 | } | |
1083 | } | |
79072805 | 1084 | |
a0d0e21e LW |
1085 | PP(pp_sle) |
1086 | { | |
1087 | dSP; tryAMAGICbinSET(sle,0); | |
1088 | { | |
1089 | dPOPTOPssrl; | |
bbce6d69 | 1090 | int cmp = ((op->op_private & OPpLOCALE) |
1091 | ? sv_cmp_locale(left, right) | |
1092 | : sv_cmp(left, right)); | |
54310121 | 1093 | SETs(boolSV(cmp <= 0)); |
a0d0e21e | 1094 | RETURN; |
79072805 | 1095 | } |
79072805 LW |
1096 | } |
1097 | ||
a0d0e21e LW |
1098 | PP(pp_sge) |
1099 | { | |
1100 | dSP; tryAMAGICbinSET(sge,0); | |
1101 | { | |
1102 | dPOPTOPssrl; | |
bbce6d69 | 1103 | int cmp = ((op->op_private & OPpLOCALE) |
1104 | ? sv_cmp_locale(left, right) | |
1105 | : sv_cmp(left, right)); | |
54310121 | 1106 | SETs(boolSV(cmp >= 0)); |
a0d0e21e LW |
1107 | RETURN; |
1108 | } | |
1109 | } | |
79072805 | 1110 | |
36477c24 | 1111 | PP(pp_seq) |
1112 | { | |
1113 | dSP; tryAMAGICbinSET(seq,0); | |
1114 | { | |
1115 | dPOPTOPssrl; | |
54310121 | 1116 | SETs(boolSV(sv_eq(left, right))); |
a0d0e21e LW |
1117 | RETURN; |
1118 | } | |
1119 | } | |
79072805 | 1120 | |
a0d0e21e | 1121 | PP(pp_sne) |
79072805 | 1122 | { |
a0d0e21e LW |
1123 | dSP; tryAMAGICbinSET(sne,0); |
1124 | { | |
1125 | dPOPTOPssrl; | |
54310121 | 1126 | SETs(boolSV(!sv_eq(left, right))); |
a0d0e21e | 1127 | RETURN; |
463ee0b2 | 1128 | } |
79072805 LW |
1129 | } |
1130 | ||
a0d0e21e | 1131 | PP(pp_scmp) |
79072805 | 1132 | { |
a0d0e21e LW |
1133 | dSP; dTARGET; tryAMAGICbin(scmp,0); |
1134 | { | |
1135 | dPOPTOPssrl; | |
bbce6d69 | 1136 | int cmp = ((op->op_private & OPpLOCALE) |
1137 | ? sv_cmp_locale(left, right) | |
1138 | : sv_cmp(left, right)); | |
1139 | SETi( cmp ); | |
a0d0e21e LW |
1140 | RETURN; |
1141 | } | |
1142 | } | |
79072805 | 1143 | |
55497cff | 1144 | PP(pp_bit_and) |
1145 | { | |
a0d0e21e LW |
1146 | dSP; dATARGET; tryAMAGICbin(band,opASSIGN); |
1147 | { | |
1148 | dPOPTOPssrl; | |
4633a7c4 | 1149 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1150 | if (op->op_private & HINT_INTEGER) { |
1151 | IBW value = SvIV(left) & SvIV(right); | |
96e4d5b1 | 1152 | SETi(BWi(value)); |
36477c24 | 1153 | } |
1154 | else { | |
1155 | UBW value = SvUV(left) & SvUV(right); | |
96e4d5b1 | 1156 | SETu(BWu(value)); |
36477c24 | 1157 | } |
a0d0e21e LW |
1158 | } |
1159 | else { | |
1160 | do_vop(op->op_type, TARG, left, right); | |
1161 | SETTARG; | |
1162 | } | |
1163 | RETURN; | |
1164 | } | |
1165 | } | |
79072805 | 1166 | |
a0d0e21e LW |
1167 | PP(pp_bit_xor) |
1168 | { | |
1169 | dSP; dATARGET; tryAMAGICbin(bxor,opASSIGN); | |
1170 | { | |
1171 | dPOPTOPssrl; | |
4633a7c4 | 1172 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1173 | if (op->op_private & HINT_INTEGER) { |
1fbd88dc | 1174 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) ^ SvIV(right); |
96e4d5b1 | 1175 | SETi(BWi(value)); |
36477c24 | 1176 | } |
1177 | else { | |
1fbd88dc | 1178 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) ^ SvUV(right); |
96e4d5b1 | 1179 | SETu(BWu(value)); |
36477c24 | 1180 | } |
a0d0e21e LW |
1181 | } |
1182 | else { | |
1183 | do_vop(op->op_type, TARG, left, right); | |
1184 | SETTARG; | |
1185 | } | |
1186 | RETURN; | |
1187 | } | |
1188 | } | |
79072805 | 1189 | |
a0d0e21e LW |
1190 | PP(pp_bit_or) |
1191 | { | |
1192 | dSP; dATARGET; tryAMAGICbin(bor,opASSIGN); | |
1193 | { | |
1194 | dPOPTOPssrl; | |
4633a7c4 | 1195 | if (SvNIOKp(left) || SvNIOKp(right)) { |
36477c24 | 1196 | if (op->op_private & HINT_INTEGER) { |
8ebc5c01 | 1197 | IBW value = (USE_LEFT(left) ? SvIV(left) : 0) | SvIV(right); |
96e4d5b1 | 1198 | SETi(BWi(value)); |
36477c24 | 1199 | } |
1200 | else { | |
8ebc5c01 | 1201 | UBW value = (USE_LEFT(left) ? SvUV(left) : 0) | SvUV(right); |
96e4d5b1 | 1202 | SETu(BWu(value)); |
36477c24 | 1203 | } |
a0d0e21e LW |
1204 | } |
1205 | else { | |
1206 | do_vop(op->op_type, TARG, left, right); | |
1207 | SETTARG; | |
1208 | } | |
1209 | RETURN; | |
79072805 | 1210 | } |
a0d0e21e | 1211 | } |
79072805 | 1212 | |
a0d0e21e LW |
1213 | PP(pp_negate) |
1214 | { | |
1215 | dSP; dTARGET; tryAMAGICun(neg); | |
1216 | { | |
1217 | dTOPss; | |
4633a7c4 LW |
1218 | if (SvGMAGICAL(sv)) |
1219 | mg_get(sv); | |
55497cff | 1220 | if (SvIOKp(sv) && !SvNOKp(sv) && !SvPOKp(sv) && SvIVX(sv) != IV_MIN) |
1221 | SETi(-SvIVX(sv)); | |
1222 | else if (SvNIOKp(sv)) | |
a0d0e21e | 1223 | SETn(-SvNV(sv)); |
4633a7c4 | 1224 | else if (SvPOKp(sv)) { |
a0d0e21e LW |
1225 | STRLEN len; |
1226 | char *s = SvPV(sv, len); | |
bbce6d69 | 1227 | if (isIDFIRST(*s)) { |
a0d0e21e LW |
1228 | sv_setpvn(TARG, "-", 1); |
1229 | sv_catsv(TARG, sv); | |
79072805 | 1230 | } |
a0d0e21e LW |
1231 | else if (*s == '+' || *s == '-') { |
1232 | sv_setsv(TARG, sv); | |
1233 | *SvPV_force(TARG, len) = *s == '-' ? '+' : '-'; | |
79072805 LW |
1234 | } |
1235 | else | |
a0d0e21e LW |
1236 | sv_setnv(TARG, -SvNV(sv)); |
1237 | SETTARG; | |
79072805 | 1238 | } |
4633a7c4 LW |
1239 | else |
1240 | SETn(-SvNV(sv)); | |
79072805 | 1241 | } |
a0d0e21e | 1242 | RETURN; |
79072805 LW |
1243 | } |
1244 | ||
a0d0e21e | 1245 | PP(pp_not) |
79072805 | 1246 | { |
a0d0e21e LW |
1247 | #ifdef OVERLOAD |
1248 | dSP; tryAMAGICunSET(not); | |
1249 | #endif /* OVERLOAD */ | |
54310121 | 1250 | *stack_sp = boolSV(!SvTRUE(*stack_sp)); |
a0d0e21e | 1251 | return NORMAL; |
79072805 LW |
1252 | } |
1253 | ||
a0d0e21e | 1254 | PP(pp_complement) |
79072805 | 1255 | { |
a0d0e21e LW |
1256 | dSP; dTARGET; tryAMAGICun(compl); |
1257 | { | |
1258 | dTOPss; | |
4633a7c4 | 1259 | if (SvNIOKp(sv)) { |
36477c24 | 1260 | if (op->op_private & HINT_INTEGER) { |
1261 | IBW value = ~SvIV(sv); | |
96e4d5b1 | 1262 | SETi(BWi(value)); |
36477c24 | 1263 | } |
1264 | else { | |
1265 | UBW value = ~SvUV(sv); | |
96e4d5b1 | 1266 | SETu(BWu(value)); |
36477c24 | 1267 | } |
a0d0e21e LW |
1268 | } |
1269 | else { | |
1270 | register char *tmps; | |
1271 | register long *tmpl; | |
55497cff | 1272 | register I32 anum; |
a0d0e21e LW |
1273 | STRLEN len; |
1274 | ||
1275 | SvSetSV(TARG, sv); | |
1276 | tmps = SvPV_force(TARG, len); | |
1277 | anum = len; | |
1278 | #ifdef LIBERAL | |
1279 | for ( ; anum && (unsigned long)tmps % sizeof(long); anum--, tmps++) | |
1280 | *tmps = ~*tmps; | |
1281 | tmpl = (long*)tmps; | |
1282 | for ( ; anum >= sizeof(long); anum -= sizeof(long), tmpl++) | |
1283 | *tmpl = ~*tmpl; | |
1284 | tmps = (char*)tmpl; | |
1285 | #endif | |
1286 | for ( ; anum > 0; anum--, tmps++) | |
1287 | *tmps = ~*tmps; | |
1288 | ||
1289 | SETs(TARG); | |
1290 | } | |
1291 | RETURN; | |
1292 | } | |
79072805 LW |
1293 | } |
1294 | ||
a0d0e21e LW |
1295 | /* integer versions of some of the above */ |
1296 | ||
a0d0e21e | 1297 | PP(pp_i_multiply) |
79072805 | 1298 | { |
a0d0e21e LW |
1299 | dSP; dATARGET; tryAMAGICbin(mult,opASSIGN); |
1300 | { | |
1301 | dPOPTOPiirl; | |
1302 | SETi( left * right ); | |
1303 | RETURN; | |
1304 | } | |
79072805 LW |
1305 | } |
1306 | ||
a0d0e21e | 1307 | PP(pp_i_divide) |
79072805 | 1308 | { |
a0d0e21e LW |
1309 | dSP; dATARGET; tryAMAGICbin(div,opASSIGN); |
1310 | { | |
1311 | dPOPiv; | |
1312 | if (value == 0) | |
1313 | DIE("Illegal division by zero"); | |
1314 | value = POPi / value; | |
1315 | PUSHi( value ); | |
1316 | RETURN; | |
1317 | } | |
79072805 LW |
1318 | } |
1319 | ||
a0d0e21e | 1320 | PP(pp_i_modulo) |
79072805 | 1321 | { |
a0d0e21e | 1322 | dSP; dATARGET; tryAMAGICbin(mod,opASSIGN); |
79072805 | 1323 | { |
a0d0e21e | 1324 | dPOPTOPiirl; |
aa306039 CS |
1325 | if (!right) |
1326 | DIE("Illegal modulus zero"); | |
a0d0e21e LW |
1327 | SETi( left % right ); |
1328 | RETURN; | |
79072805 | 1329 | } |
79072805 LW |
1330 | } |
1331 | ||
a0d0e21e | 1332 | PP(pp_i_add) |
79072805 | 1333 | { |
a0d0e21e LW |
1334 | dSP; dATARGET; tryAMAGICbin(add,opASSIGN); |
1335 | { | |
1336 | dPOPTOPiirl; | |
1337 | SETi( left + right ); | |
1338 | RETURN; | |
79072805 | 1339 | } |
79072805 LW |
1340 | } |
1341 | ||
a0d0e21e | 1342 | PP(pp_i_subtract) |
79072805 | 1343 | { |
a0d0e21e LW |
1344 | dSP; dATARGET; tryAMAGICbin(subtr,opASSIGN); |
1345 | { | |
1346 | dPOPTOPiirl; | |
1347 | SETi( left - right ); | |
1348 | RETURN; | |
79072805 | 1349 | } |
79072805 LW |
1350 | } |
1351 | ||
a0d0e21e | 1352 | PP(pp_i_lt) |
79072805 | 1353 | { |
a0d0e21e LW |
1354 | dSP; tryAMAGICbinSET(lt,0); |
1355 | { | |
1356 | dPOPTOPiirl; | |
54310121 | 1357 | SETs(boolSV(left < right)); |
a0d0e21e LW |
1358 | RETURN; |
1359 | } | |
79072805 LW |
1360 | } |
1361 | ||
a0d0e21e | 1362 | PP(pp_i_gt) |
79072805 | 1363 | { |
a0d0e21e LW |
1364 | dSP; tryAMAGICbinSET(gt,0); |
1365 | { | |
1366 | dPOPTOPiirl; | |
54310121 | 1367 | SETs(boolSV(left > right)); |
a0d0e21e LW |
1368 | RETURN; |
1369 | } | |
79072805 LW |
1370 | } |
1371 | ||
a0d0e21e | 1372 | PP(pp_i_le) |
79072805 | 1373 | { |
a0d0e21e LW |
1374 | dSP; tryAMAGICbinSET(le,0); |
1375 | { | |
1376 | dPOPTOPiirl; | |
54310121 | 1377 | SETs(boolSV(left <= right)); |
a0d0e21e | 1378 | RETURN; |
85e6fe83 | 1379 | } |
79072805 LW |
1380 | } |
1381 | ||
a0d0e21e | 1382 | PP(pp_i_ge) |
79072805 | 1383 | { |
a0d0e21e LW |
1384 | dSP; tryAMAGICbinSET(ge,0); |
1385 | { | |
1386 | dPOPTOPiirl; | |
54310121 | 1387 | SETs(boolSV(left >= right)); |
a0d0e21e LW |
1388 | RETURN; |
1389 | } | |
79072805 LW |
1390 | } |
1391 | ||
a0d0e21e | 1392 | PP(pp_i_eq) |
79072805 | 1393 | { |
a0d0e21e LW |
1394 | dSP; tryAMAGICbinSET(eq,0); |
1395 | { | |
1396 | dPOPTOPiirl; | |
54310121 | 1397 | SETs(boolSV(left == right)); |
a0d0e21e LW |
1398 | RETURN; |
1399 | } | |
79072805 LW |
1400 | } |
1401 | ||
a0d0e21e | 1402 | PP(pp_i_ne) |
79072805 | 1403 | { |
a0d0e21e LW |
1404 | dSP; tryAMAGICbinSET(ne,0); |
1405 | { | |
1406 | dPOPTOPiirl; | |
54310121 | 1407 | SETs(boolSV(left != right)); |
a0d0e21e LW |
1408 | RETURN; |
1409 | } | |
79072805 LW |
1410 | } |
1411 | ||
a0d0e21e | 1412 | PP(pp_i_ncmp) |
79072805 | 1413 | { |
a0d0e21e LW |
1414 | dSP; dTARGET; tryAMAGICbin(ncmp,0); |
1415 | { | |
1416 | dPOPTOPiirl; | |
1417 | I32 value; | |
79072805 | 1418 | |
a0d0e21e | 1419 | if (left > right) |
79072805 | 1420 | value = 1; |
a0d0e21e | 1421 | else if (left < right) |
79072805 | 1422 | value = -1; |
a0d0e21e | 1423 | else |
79072805 | 1424 | value = 0; |
a0d0e21e LW |
1425 | SETi(value); |
1426 | RETURN; | |
79072805 | 1427 | } |
85e6fe83 LW |
1428 | } |
1429 | ||
1430 | PP(pp_i_negate) | |
1431 | { | |
a0d0e21e | 1432 | dSP; dTARGET; tryAMAGICun(neg); |
85e6fe83 LW |
1433 | SETi(-TOPi); |
1434 | RETURN; | |
1435 | } | |
1436 | ||
79072805 LW |
1437 | /* High falutin' math. */ |
1438 | ||
1439 | PP(pp_atan2) | |
1440 | { | |
a0d0e21e LW |
1441 | dSP; dTARGET; tryAMAGICbin(atan2,0); |
1442 | { | |
1443 | dPOPTOPnnrl; | |
1444 | SETn(atan2(left, right)); | |
1445 | RETURN; | |
1446 | } | |
79072805 LW |
1447 | } |
1448 | ||
1449 | PP(pp_sin) | |
1450 | { | |
a0d0e21e LW |
1451 | dSP; dTARGET; tryAMAGICun(sin); |
1452 | { | |
1453 | double value; | |
1454 | value = POPn; | |
1455 | value = sin(value); | |
1456 | XPUSHn(value); | |
1457 | RETURN; | |
1458 | } | |
79072805 LW |
1459 | } |
1460 | ||
1461 | PP(pp_cos) | |
1462 | { | |
a0d0e21e LW |
1463 | dSP; dTARGET; tryAMAGICun(cos); |
1464 | { | |
1465 | double value; | |
1466 | value = POPn; | |
1467 | value = cos(value); | |
1468 | XPUSHn(value); | |
1469 | RETURN; | |
1470 | } | |
79072805 LW |
1471 | } |
1472 | ||
1473 | PP(pp_rand) | |
1474 | { | |
1475 | dSP; dTARGET; | |
1476 | double value; | |
1477 | if (MAXARG < 1) | |
1478 | value = 1.0; | |
1479 | else | |
1480 | value = POPn; | |
1481 | if (value == 0.0) | |
1482 | value = 1.0; | |
93dc8474 CS |
1483 | if (!srand_called) { |
1484 | (void)srand((unsigned)seed()); | |
1485 | srand_called = TRUE; | |
1486 | } | |
79072805 LW |
1487 | #if RANDBITS == 31 |
1488 | value = rand() * value / 2147483648.0; | |
1489 | #else | |
1490 | #if RANDBITS == 16 | |
1491 | value = rand() * value / 65536.0; | |
1492 | #else | |
1493 | #if RANDBITS == 15 | |
1494 | value = rand() * value / 32768.0; | |
1495 | #else | |
1496 | value = rand() * value / (double)(((unsigned long)1) << RANDBITS); | |
1497 | #endif | |
1498 | #endif | |
1499 | #endif | |
1500 | XPUSHn(value); | |
1501 | RETURN; | |
1502 | } | |
1503 | ||
1504 | PP(pp_srand) | |
1505 | { | |
1506 | dSP; | |
93dc8474 CS |
1507 | UV anum; |
1508 | if (MAXARG < 1) | |
1509 | anum = seed(); | |
79072805 | 1510 | else |
93dc8474 CS |
1511 | anum = POPu; |
1512 | (void)srand((unsigned)anum); | |
1513 | srand_called = TRUE; | |
79072805 LW |
1514 | EXTEND(SP, 1); |
1515 | RETPUSHYES; | |
1516 | } | |
1517 | ||
93dc8474 | 1518 | static U32 |
8ac85365 | 1519 | seed(void) |
93dc8474 | 1520 | { |
54310121 | 1521 | /* |
1522 | * This is really just a quick hack which grabs various garbage | |
1523 | * values. It really should be a real hash algorithm which | |
1524 | * spreads the effect of every input bit onto every output bit, | |
1525 | * if someone who knows about such tings would bother to write it. | |
1526 | * Might be a good idea to add that function to CORE as well. | |
1527 | * No numbers below come from careful analysis or anyting here, | |
1528 | * except they are primes and SEED_C1 > 1E6 to get a full-width | |
1529 | * value from (tv_sec * SEED_C1 + tv_usec). The multipliers should | |
1530 | * probably be bigger too. | |
1531 | */ | |
1532 | #if RANDBITS > 16 | |
1533 | # define SEED_C1 1000003 | |
1534 | #define SEED_C4 73819 | |
1535 | #else | |
1536 | # define SEED_C1 25747 | |
1537 | #define SEED_C4 20639 | |
1538 | #endif | |
1539 | #define SEED_C2 3 | |
1540 | #define SEED_C3 269 | |
1541 | #define SEED_C5 26107 | |
1542 | ||
e858de61 | 1543 | dTHR; |
93dc8474 | 1544 | U32 u; |
f12c7020 | 1545 | #ifdef VMS |
1546 | # include <starlet.h> | |
43c92808 HF |
1547 | /* when[] = (low 32 bits, high 32 bits) of time since epoch |
1548 | * in 100-ns units, typically incremented ever 10 ms. */ | |
93dc8474 CS |
1549 | unsigned int when[2]; |
1550 | _ckvmssts(sys$gettim(when)); | |
54310121 | 1551 | u = (U32)SEED_C1 * when[0] + (U32)SEED_C2 * when[1]; |
f12c7020 | 1552 | #else |
5f05dabc | 1553 | # ifdef HAS_GETTIMEOFDAY |
93dc8474 CS |
1554 | struct timeval when; |
1555 | gettimeofday(&when,(struct timezone *) 0); | |
54310121 | 1556 | u = (U32)SEED_C1 * when.tv_sec + (U32)SEED_C2 * when.tv_usec; |
f12c7020 | 1557 | # else |
93dc8474 CS |
1558 | Time_t when; |
1559 | (void)time(&when); | |
54310121 | 1560 | u = (U32)SEED_C1 * when; |
f12c7020 | 1561 | # endif |
1562 | #endif | |
54310121 | 1563 | u += SEED_C3 * (U32)getpid(); |
1564 | u += SEED_C4 * (U32)(UV)stack_sp; | |
1565 | #ifndef PLAN9 /* XXX Plan9 assembler chokes on this; fix needed */ | |
1566 | u += SEED_C5 * (U32)(UV)&when; | |
f12c7020 | 1567 | #endif |
93dc8474 | 1568 | return u; |
79072805 LW |
1569 | } |
1570 | ||
1571 | PP(pp_exp) | |
1572 | { | |
a0d0e21e LW |
1573 | dSP; dTARGET; tryAMAGICun(exp); |
1574 | { | |
1575 | double value; | |
1576 | value = POPn; | |
1577 | value = exp(value); | |
1578 | XPUSHn(value); | |
1579 | RETURN; | |
1580 | } | |
79072805 LW |
1581 | } |
1582 | ||
1583 | PP(pp_log) | |
1584 | { | |
a0d0e21e LW |
1585 | dSP; dTARGET; tryAMAGICun(log); |
1586 | { | |
1587 | double value; | |
1588 | value = POPn; | |
bbce6d69 | 1589 | if (value <= 0.0) { |
36477c24 | 1590 | SET_NUMERIC_STANDARD(); |
2304df62 | 1591 | DIE("Can't take log of %g", value); |
bbce6d69 | 1592 | } |
a0d0e21e LW |
1593 | value = log(value); |
1594 | XPUSHn(value); | |
1595 | RETURN; | |
1596 | } | |
79072805 LW |
1597 | } |
1598 | ||
1599 | PP(pp_sqrt) | |
1600 | { | |
a0d0e21e LW |
1601 | dSP; dTARGET; tryAMAGICun(sqrt); |
1602 | { | |
1603 | double value; | |
1604 | value = POPn; | |
bbce6d69 | 1605 | if (value < 0.0) { |
36477c24 | 1606 | SET_NUMERIC_STANDARD(); |
2304df62 | 1607 | DIE("Can't take sqrt of %g", value); |
bbce6d69 | 1608 | } |
a0d0e21e LW |
1609 | value = sqrt(value); |
1610 | XPUSHn(value); | |
1611 | RETURN; | |
1612 | } | |
79072805 LW |
1613 | } |
1614 | ||
1615 | PP(pp_int) | |
1616 | { | |
1617 | dSP; dTARGET; | |
774d564b | 1618 | { |
1619 | double value = TOPn; | |
1620 | IV iv; | |
1621 | ||
1622 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs)) { | |
1623 | iv = SvIVX(TOPs); | |
1624 | SETi(iv); | |
1625 | } | |
1626 | else { | |
1627 | if (value >= 0.0) | |
1628 | (void)modf(value, &value); | |
1629 | else { | |
1630 | (void)modf(-value, &value); | |
1631 | value = -value; | |
1632 | } | |
1633 | iv = I_V(value); | |
1634 | if (iv == value) | |
1635 | SETi(iv); | |
1636 | else | |
1637 | SETn(value); | |
1638 | } | |
79072805 | 1639 | } |
79072805 LW |
1640 | RETURN; |
1641 | } | |
1642 | ||
463ee0b2 LW |
1643 | PP(pp_abs) |
1644 | { | |
a0d0e21e LW |
1645 | dSP; dTARGET; tryAMAGICun(abs); |
1646 | { | |
774d564b | 1647 | double value = TOPn; |
1648 | IV iv; | |
463ee0b2 | 1649 | |
774d564b | 1650 | if (SvIOKp(TOPs) && !SvNOKp(TOPs) && !SvPOKp(TOPs) && |
1651 | (iv = SvIVX(TOPs)) != IV_MIN) { | |
1652 | if (iv < 0) | |
1653 | iv = -iv; | |
1654 | SETi(iv); | |
1655 | } | |
1656 | else { | |
1657 | if (value < 0.0) | |
1658 | value = -value; | |
1659 | SETn(value); | |
1660 | } | |
a0d0e21e | 1661 | } |
774d564b | 1662 | RETURN; |
463ee0b2 LW |
1663 | } |
1664 | ||
79072805 LW |
1665 | PP(pp_hex) |
1666 | { | |
1667 | dSP; dTARGET; | |
1668 | char *tmps; | |
1669 | I32 argtype; | |
1670 | ||
a0d0e21e | 1671 | tmps = POPp; |
55497cff | 1672 | XPUSHu(scan_hex(tmps, 99, &argtype)); |
79072805 LW |
1673 | RETURN; |
1674 | } | |
1675 | ||
1676 | PP(pp_oct) | |
1677 | { | |
1678 | dSP; dTARGET; | |
55497cff | 1679 | UV value; |
79072805 LW |
1680 | I32 argtype; |
1681 | char *tmps; | |
1682 | ||
a0d0e21e | 1683 | tmps = POPp; |
464e2e8a | 1684 | while (*tmps && isSPACE(*tmps)) |
1685 | tmps++; | |
1686 | if (*tmps == '0') | |
79072805 LW |
1687 | tmps++; |
1688 | if (*tmps == 'x') | |
464e2e8a | 1689 | value = scan_hex(++tmps, 99, &argtype); |
1690 | else | |
1691 | value = scan_oct(tmps, 99, &argtype); | |
55497cff | 1692 | XPUSHu(value); |
79072805 LW |
1693 | RETURN; |
1694 | } | |
1695 | ||
1696 | /* String stuff. */ | |
1697 | ||
1698 | PP(pp_length) | |
1699 | { | |
1700 | dSP; dTARGET; | |
a0d0e21e | 1701 | SETi( sv_len(TOPs) ); |
79072805 LW |
1702 | RETURN; |
1703 | } | |
1704 | ||
1705 | PP(pp_substr) | |
1706 | { | |
1707 | dSP; dTARGET; | |
1708 | SV *sv; | |
1709 | I32 len; | |
463ee0b2 | 1710 | STRLEN curlen; |
79072805 LW |
1711 | I32 pos; |
1712 | I32 rem; | |
84902520 | 1713 | I32 fail; |
a0d0e21e | 1714 | I32 lvalue = op->op_flags & OPf_MOD; |
79072805 | 1715 | char *tmps; |
a0d0e21e | 1716 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1717 | |
1718 | if (MAXARG > 2) | |
1719 | len = POPi; | |
84902520 | 1720 | pos = POPi; |
79072805 | 1721 | sv = POPs; |
a0d0e21e | 1722 | tmps = SvPV(sv, curlen); |
84902520 TB |
1723 | if (pos >= arybase) { |
1724 | pos -= arybase; | |
1725 | rem = curlen-pos; | |
1726 | fail = rem; | |
1727 | if (MAXARG > 2) { | |
1728 | if (len < 0) { | |
1729 | rem += len; | |
1730 | if (rem < 0) | |
1731 | rem = 0; | |
1732 | } | |
1733 | else if (rem > len) | |
1734 | rem = len; | |
1735 | } | |
68dc0745 | 1736 | } |
84902520 TB |
1737 | else { |
1738 | pos += curlen; | |
1739 | if (MAXARG < 3) | |
1740 | rem = curlen; | |
1741 | else if (len >= 0) { | |
1742 | rem = pos+len; | |
1743 | if (rem > (I32)curlen) | |
1744 | rem = curlen; | |
1745 | } | |
1746 | else { | |
1747 | rem = curlen+len; | |
1748 | if (rem < pos) | |
1749 | rem = pos; | |
1750 | } | |
1751 | if (pos < 0) | |
1752 | pos = 0; | |
1753 | fail = rem; | |
1754 | rem -= pos; | |
1755 | } | |
1756 | if (fail < 0) { | |
1757 | if (dowarn || lvalue) | |
2304df62 AD |
1758 | warn("substr outside of string"); |
1759 | RETPUSHUNDEF; | |
1760 | } | |
79072805 | 1761 | else { |
79072805 | 1762 | tmps += pos; |
79072805 LW |
1763 | sv_setpvn(TARG, tmps, rem); |
1764 | if (lvalue) { /* it's an lvalue! */ | |
dedeecda | 1765 | if (!SvGMAGICAL(sv)) { |
1766 | if (SvROK(sv)) { | |
1767 | SvPV_force(sv,na); | |
1768 | if (dowarn) | |
1769 | warn("Attempt to use reference as lvalue in substr"); | |
1770 | } | |
1771 | if (SvOK(sv)) /* is it defined ? */ | |
1772 | (void)SvPOK_only(sv); | |
1773 | else | |
1774 | sv_setpvn(sv,"",0); /* avoid lexical reincarnation */ | |
1775 | } | |
5f05dabc | 1776 | |
a0d0e21e LW |
1777 | if (SvTYPE(TARG) < SVt_PVLV) { |
1778 | sv_upgrade(TARG, SVt_PVLV); | |
1779 | sv_magic(TARG, Nullsv, 'x', Nullch, 0); | |
ed6116ce | 1780 | } |
a0d0e21e | 1781 | |
5f05dabc | 1782 | LvTYPE(TARG) = 'x'; |
79072805 | 1783 | LvTARG(TARG) = sv; |
a0d0e21e | 1784 | LvTARGOFF(TARG) = pos; |
79072805 LW |
1785 | LvTARGLEN(TARG) = rem; |
1786 | } | |
1787 | } | |
1788 | PUSHs(TARG); /* avoid SvSETMAGIC here */ | |
1789 | RETURN; | |
1790 | } | |
1791 | ||
1792 | PP(pp_vec) | |
1793 | { | |
1794 | dSP; dTARGET; | |
1795 | register I32 size = POPi; | |
1796 | register I32 offset = POPi; | |
1797 | register SV *src = POPs; | |
a0d0e21e | 1798 | I32 lvalue = op->op_flags & OPf_MOD; |
463ee0b2 LW |
1799 | STRLEN srclen; |
1800 | unsigned char *s = (unsigned char*)SvPV(src, srclen); | |
79072805 LW |
1801 | unsigned long retnum; |
1802 | I32 len; | |
1803 | ||
1804 | offset *= size; /* turn into bit offset */ | |
1805 | len = (offset + size + 7) / 8; | |
1806 | if (offset < 0 || size < 1) | |
1807 | retnum = 0; | |
79072805 | 1808 | else { |
a0d0e21e LW |
1809 | if (lvalue) { /* it's an lvalue! */ |
1810 | if (SvTYPE(TARG) < SVt_PVLV) { | |
1811 | sv_upgrade(TARG, SVt_PVLV); | |
1812 | sv_magic(TARG, Nullsv, 'v', Nullch, 0); | |
1813 | } | |
1814 | ||
1815 | LvTYPE(TARG) = 'v'; | |
1816 | LvTARG(TARG) = src; | |
1817 | LvTARGOFF(TARG) = offset; | |
1818 | LvTARGLEN(TARG) = size; | |
1819 | } | |
93a17b20 | 1820 | if (len > srclen) { |
a0d0e21e LW |
1821 | if (size <= 8) |
1822 | retnum = 0; | |
1823 | else { | |
1824 | offset >>= 3; | |
748a9306 LW |
1825 | if (size == 16) { |
1826 | if (offset >= srclen) | |
1827 | retnum = 0; | |
a0d0e21e | 1828 | else |
748a9306 LW |
1829 | retnum = (unsigned long) s[offset] << 8; |
1830 | } | |
1831 | else if (size == 32) { | |
1832 | if (offset >= srclen) | |
1833 | retnum = 0; | |
1834 | else if (offset + 1 >= srclen) | |
a0d0e21e | 1835 | retnum = (unsigned long) s[offset] << 24; |
748a9306 LW |
1836 | else if (offset + 2 >= srclen) |
1837 | retnum = ((unsigned long) s[offset] << 24) + | |
1838 | ((unsigned long) s[offset + 1] << 16); | |
1839 | else | |
1840 | retnum = ((unsigned long) s[offset] << 24) + | |
1841 | ((unsigned long) s[offset + 1] << 16) + | |
1842 | (s[offset + 2] << 8); | |
a0d0e21e LW |
1843 | } |
1844 | } | |
79072805 | 1845 | } |
a0d0e21e | 1846 | else if (size < 8) |
79072805 LW |
1847 | retnum = (s[offset >> 3] >> (offset & 7)) & ((1 << size) - 1); |
1848 | else { | |
1849 | offset >>= 3; | |
1850 | if (size == 8) | |
1851 | retnum = s[offset]; | |
1852 | else if (size == 16) | |
1853 | retnum = ((unsigned long) s[offset] << 8) + s[offset+1]; | |
1854 | else if (size == 32) | |
1855 | retnum = ((unsigned long) s[offset] << 24) + | |
1856 | ((unsigned long) s[offset + 1] << 16) + | |
1857 | (s[offset + 2] << 8) + s[offset+3]; | |
1858 | } | |
79072805 LW |
1859 | } |
1860 | ||
1e422769 | 1861 | sv_setiv(TARG, (IV)retnum); |
79072805 LW |
1862 | PUSHs(TARG); |
1863 | RETURN; | |
1864 | } | |
1865 | ||
1866 | PP(pp_index) | |
1867 | { | |
1868 | dSP; dTARGET; | |
1869 | SV *big; | |
1870 | SV *little; | |
1871 | I32 offset; | |
1872 | I32 retval; | |
1873 | char *tmps; | |
1874 | char *tmps2; | |
463ee0b2 | 1875 | STRLEN biglen; |
a0d0e21e | 1876 | I32 arybase = curcop->cop_arybase; |
79072805 LW |
1877 | |
1878 | if (MAXARG < 3) | |
1879 | offset = 0; | |
1880 | else | |
1881 | offset = POPi - arybase; | |
1882 | little = POPs; | |
1883 | big = POPs; | |
463ee0b2 | 1884 | tmps = SvPV(big, biglen); |
79072805 LW |
1885 | if (offset < 0) |
1886 | offset = 0; | |
93a17b20 LW |
1887 | else if (offset > biglen) |
1888 | offset = biglen; | |
79072805 | 1889 | if (!(tmps2 = fbm_instr((unsigned char*)tmps + offset, |
93a17b20 | 1890 | (unsigned char*)tmps + biglen, little))) |
79072805 LW |
1891 | retval = -1 + arybase; |
1892 | else | |
1893 | retval = tmps2 - tmps + arybase; | |
1894 | PUSHi(retval); | |
1895 | RETURN; | |
1896 | } | |
1897 | ||
1898 | PP(pp_rindex) | |
1899 | { | |
1900 | dSP; dTARGET; | |
1901 | SV *big; | |
1902 | SV *little; | |
463ee0b2 LW |
1903 | STRLEN blen; |
1904 | STRLEN llen; | |
79072805 LW |
1905 | SV *offstr; |
1906 | I32 offset; | |
1907 | I32 retval; | |
1908 | char *tmps; | |
1909 | char *tmps2; | |
a0d0e21e | 1910 | I32 arybase = curcop->cop_arybase; |
79072805 | 1911 | |
a0d0e21e | 1912 | if (MAXARG >= 3) |
79072805 LW |
1913 | offstr = POPs; |
1914 | little = POPs; | |
1915 | big = POPs; | |
463ee0b2 LW |
1916 | tmps2 = SvPV(little, llen); |
1917 | tmps = SvPV(big, blen); | |
79072805 | 1918 | if (MAXARG < 3) |
463ee0b2 | 1919 | offset = blen; |
79072805 | 1920 | else |
463ee0b2 | 1921 | offset = SvIV(offstr) - arybase + llen; |
79072805 LW |
1922 | if (offset < 0) |
1923 | offset = 0; | |
463ee0b2 LW |
1924 | else if (offset > blen) |
1925 | offset = blen; | |
79072805 | 1926 | if (!(tmps2 = rninstr(tmps, tmps + offset, |
463ee0b2 | 1927 | tmps2, tmps2 + llen))) |
79072805 LW |
1928 | retval = -1 + arybase; |
1929 | else | |
1930 | retval = tmps2 - tmps + arybase; | |
1931 | PUSHi(retval); | |
1932 | RETURN; | |
1933 | } | |
1934 | ||
1935 | PP(pp_sprintf) | |
1936 | { | |
1937 | dSP; dMARK; dORIGMARK; dTARGET; | |
36477c24 | 1938 | #ifdef USE_LOCALE_NUMERIC |
bbce6d69 | 1939 | if (op->op_private & OPpLOCALE) |
36477c24 | 1940 | SET_NUMERIC_LOCAL(); |
bbce6d69 | 1941 | else |
36477c24 | 1942 | SET_NUMERIC_STANDARD(); |
1943 | #endif | |
79072805 | 1944 | do_sprintf(TARG, SP-MARK, MARK+1); |
bbce6d69 | 1945 | TAINT_IF(SvTAINTED(TARG)); |
79072805 LW |
1946 | SP = ORIGMARK; |
1947 | PUSHTARG; | |
1948 | RETURN; | |
1949 | } | |
1950 | ||
79072805 LW |
1951 | PP(pp_ord) |
1952 | { | |
1953 | dSP; dTARGET; | |
1954 | I32 value; | |
1955 | char *tmps; | |
79072805 | 1956 | |
79072805 | 1957 | #ifndef I286 |
a0d0e21e | 1958 | tmps = POPp; |
79072805 LW |
1959 | value = (I32) (*tmps & 255); |
1960 | #else | |
a0d0e21e LW |
1961 | I32 anum; |
1962 | tmps = POPp; | |
79072805 LW |
1963 | anum = (I32) *tmps; |
1964 | value = (I32) (anum & 255); | |
1965 | #endif | |
1966 | XPUSHi(value); | |
1967 | RETURN; | |
1968 | } | |
1969 | ||
463ee0b2 LW |
1970 | PP(pp_chr) |
1971 | { | |
1972 | dSP; dTARGET; | |
1973 | char *tmps; | |
1974 | ||
748a9306 LW |
1975 | (void)SvUPGRADE(TARG,SVt_PV); |
1976 | SvGROW(TARG,2); | |
463ee0b2 LW |
1977 | SvCUR_set(TARG, 1); |
1978 | tmps = SvPVX(TARG); | |
748a9306 LW |
1979 | *tmps++ = POPi; |
1980 | *tmps = '\0'; | |
a0d0e21e | 1981 | (void)SvPOK_only(TARG); |
463ee0b2 LW |
1982 | XPUSHs(TARG); |
1983 | RETURN; | |
1984 | } | |
1985 | ||
79072805 LW |
1986 | PP(pp_crypt) |
1987 | { | |
1988 | dSP; dTARGET; dPOPTOPssrl; | |
1989 | #ifdef HAS_CRYPT | |
a0d0e21e | 1990 | char *tmps = SvPV(left, na); |
79072805 | 1991 | #ifdef FCRYPT |
a0d0e21e | 1992 | sv_setpv(TARG, fcrypt(tmps, SvPV(right, na))); |
79072805 | 1993 | #else |
a0d0e21e | 1994 | sv_setpv(TARG, crypt(tmps, SvPV(right, na))); |
79072805 LW |
1995 | #endif |
1996 | #else | |
1997 | DIE( | |
1998 | "The crypt() function is unimplemented due to excessive paranoia."); | |
1999 | #endif | |
2000 | SETs(TARG); | |
2001 | RETURN; | |
2002 | } | |
2003 | ||
2004 | PP(pp_ucfirst) | |
2005 | { | |
2006 | dSP; | |
2007 | SV *sv = TOPs; | |
2008 | register char *s; | |
2009 | ||
ed6116ce | 2010 | if (!SvPADTMP(sv)) { |
79072805 LW |
2011 | dTARGET; |
2012 | sv_setsv(TARG, sv); | |
2013 | sv = TARG; | |
2014 | SETs(sv); | |
2015 | } | |
a0d0e21e | 2016 | s = SvPV_force(sv, na); |
bbce6d69 | 2017 | if (*s) { |
2018 | if (op->op_private & OPpLOCALE) { | |
2019 | TAINT; | |
2020 | SvTAINTED_on(sv); | |
2021 | *s = toUPPER_LC(*s); | |
2022 | } | |
2023 | else | |
2024 | *s = toUPPER(*s); | |
2025 | } | |
79072805 LW |
2026 | |
2027 | RETURN; | |
2028 | } | |
2029 | ||
2030 | PP(pp_lcfirst) | |
2031 | { | |
2032 | dSP; | |
2033 | SV *sv = TOPs; | |
2034 | register char *s; | |
2035 | ||
ed6116ce | 2036 | if (!SvPADTMP(sv)) { |
79072805 LW |
2037 | dTARGET; |
2038 | sv_setsv(TARG, sv); | |
2039 | sv = TARG; | |
2040 | SETs(sv); | |
2041 | } | |
a0d0e21e | 2042 | s = SvPV_force(sv, na); |
bbce6d69 | 2043 | if (*s) { |
2044 | if (op->op_private & OPpLOCALE) { | |
2045 | TAINT; | |
2046 | SvTAINTED_on(sv); | |
2047 | *s = toLOWER_LC(*s); | |
2048 | } | |
2049 | else | |
2050 | *s = toLOWER(*s); | |
2051 | } | |
79072805 LW |
2052 | |
2053 | SETs(sv); | |
2054 | RETURN; | |
2055 | } | |
2056 | ||
2057 | PP(pp_uc) | |
2058 | { | |
2059 | dSP; | |
2060 | SV *sv = TOPs; | |
2061 | register char *s; | |
463ee0b2 | 2062 | STRLEN len; |
79072805 | 2063 | |
ed6116ce | 2064 | if (!SvPADTMP(sv)) { |
79072805 LW |
2065 | dTARGET; |
2066 | sv_setsv(TARG, sv); | |
2067 | sv = TARG; | |
2068 | SETs(sv); | |
2069 | } | |
bbce6d69 | 2070 | |
a0d0e21e | 2071 | s = SvPV_force(sv, len); |
bbce6d69 | 2072 | if (len) { |
2073 | register char *send = s + len; | |
2074 | ||
2075 | if (op->op_private & OPpLOCALE) { | |
2076 | TAINT; | |
2077 | SvTAINTED_on(sv); | |
2078 | for (; s < send; s++) | |
2079 | *s = toUPPER_LC(*s); | |
2080 | } | |
2081 | else { | |
2082 | for (; s < send; s++) | |
2083 | *s = toUPPER(*s); | |
2084 | } | |
79072805 LW |
2085 | } |
2086 | RETURN; | |
2087 | } | |
2088 | ||
2089 | PP(pp_lc) | |
2090 | { | |
2091 | dSP; | |
2092 | SV *sv = TOPs; | |
2093 | register char *s; | |
463ee0b2 | 2094 | STRLEN len; |
79072805 | 2095 | |
ed6116ce | 2096 | if (!SvPADTMP(sv)) { |
79072805 LW |
2097 | dTARGET; |
2098 | sv_setsv(TARG, sv); | |
2099 | sv = TARG; | |
2100 | SETs(sv); | |
2101 | } | |
bbce6d69 | 2102 | |
a0d0e21e | 2103 | s = SvPV_force(sv, len); |
bbce6d69 | 2104 | if (len) { |
2105 | register char *send = s + len; | |
2106 | ||
2107 | if (op->op_private & OPpLOCALE) { | |
2108 | TAINT; | |
2109 | SvTAINTED_on(sv); | |
2110 | for (; s < send; s++) | |
2111 | *s = toLOWER_LC(*s); | |
2112 | } | |
2113 | else { | |
2114 | for (; s < send; s++) | |
2115 | *s = toLOWER(*s); | |
2116 | } | |
79072805 LW |
2117 | } |
2118 | RETURN; | |
2119 | } | |
2120 | ||
a0d0e21e | 2121 | PP(pp_quotemeta) |
79072805 | 2122 | { |
a0d0e21e LW |
2123 | dSP; dTARGET; |
2124 | SV *sv = TOPs; | |
2125 | STRLEN len; | |
2126 | register char *s = SvPV(sv,len); | |
2127 | register char *d; | |
79072805 | 2128 | |
a0d0e21e LW |
2129 | if (len) { |
2130 | (void)SvUPGRADE(TARG, SVt_PV); | |
c07a80fd | 2131 | SvGROW(TARG, (len * 2) + 1); |
a0d0e21e LW |
2132 | d = SvPVX(TARG); |
2133 | while (len--) { | |
2134 | if (!isALNUM(*s)) | |
2135 | *d++ = '\\'; | |
2136 | *d++ = *s++; | |
79072805 | 2137 | } |
a0d0e21e LW |
2138 | *d = '\0'; |
2139 | SvCUR_set(TARG, d - SvPVX(TARG)); | |
2140 | (void)SvPOK_only(TARG); | |
79072805 | 2141 | } |
a0d0e21e LW |
2142 | else |
2143 | sv_setpvn(TARG, s, len); | |
2144 | SETs(TARG); | |
79072805 LW |
2145 | RETURN; |
2146 | } | |
2147 | ||
a0d0e21e | 2148 | /* Arrays. */ |
79072805 | 2149 | |
a0d0e21e | 2150 | PP(pp_aslice) |
79072805 | 2151 | { |
a0d0e21e LW |
2152 | dSP; dMARK; dORIGMARK; |
2153 | register SV** svp; | |
2154 | register AV* av = (AV*)POPs; | |
2155 | register I32 lval = op->op_flags & OPf_MOD; | |
748a9306 LW |
2156 | I32 arybase = curcop->cop_arybase; |
2157 | I32 elem; | |
79072805 | 2158 | |
a0d0e21e | 2159 | if (SvTYPE(av) == SVt_PVAV) { |
748a9306 LW |
2160 | if (lval && op->op_private & OPpLVAL_INTRO) { |
2161 | I32 max = -1; | |
2162 | for (svp = mark + 1; svp <= sp; svp++) { | |
2163 | elem = SvIVx(*svp); | |
2164 | if (elem > max) | |
2165 | max = elem; | |
2166 | } | |
2167 | if (max > AvMAX(av)) | |
2168 | av_extend(av, max); | |
2169 | } | |
a0d0e21e | 2170 | while (++MARK <= SP) { |
748a9306 | 2171 | elem = SvIVx(*MARK); |
a0d0e21e | 2172 | |
748a9306 LW |
2173 | if (elem > 0) |
2174 | elem -= arybase; | |
a0d0e21e LW |
2175 | svp = av_fetch(av, elem, lval); |
2176 | if (lval) { | |
2177 | if (!svp || *svp == &sv_undef) | |
2178 | DIE(no_aelem, elem); | |
2179 | if (op->op_private & OPpLVAL_INTRO) | |
2180 | save_svref(svp); | |
79072805 | 2181 | } |
a0d0e21e | 2182 | *MARK = svp ? *svp : &sv_undef; |
79072805 LW |
2183 | } |
2184 | } | |
748a9306 | 2185 | if (GIMME != G_ARRAY) { |
a0d0e21e LW |
2186 | MARK = ORIGMARK; |
2187 | *++MARK = *SP; | |
2188 | SP = MARK; | |
2189 | } | |
79072805 LW |
2190 | RETURN; |
2191 | } | |
2192 | ||
2193 | /* Associative arrays. */ | |
2194 | ||
2195 | PP(pp_each) | |
2196 | { | |
2197 | dSP; dTARGET; | |
2198 | HV *hash = (HV*)POPs; | |
c07a80fd | 2199 | HE *entry; |
54310121 | 2200 | I32 gimme = GIMME_V; |
c750a3ec | 2201 | I32 realhv = (SvTYPE(hash) == SVt_PVHV); |
c07a80fd | 2202 | |
2203 | PUTBACK; | |
c750a3ec MB |
2204 | /* might clobber stack_sp */ |
2205 | entry = realhv ? hv_iternext(hash) : avhv_iternext((AV*)hash); | |
c07a80fd | 2206 | SPAGAIN; |
79072805 | 2207 | |
79072805 LW |
2208 | EXTEND(SP, 2); |
2209 | if (entry) { | |
54310121 | 2210 | PUSHs(hv_iterkeysv(entry)); /* won't clobber stack_sp */ |
2211 | if (gimme == G_ARRAY) { | |
c07a80fd | 2212 | PUTBACK; |
c750a3ec MB |
2213 | /* might clobber stack_sp */ |
2214 | sv_setsv(TARG, realhv ? | |
2215 | hv_iterval(hash, entry) : avhv_iterval((AV*)hash, entry)); | |
c07a80fd | 2216 | SPAGAIN; |
8990e307 | 2217 | PUSHs(TARG); |
79072805 | 2218 | } |
79072805 | 2219 | } |
54310121 | 2220 | else if (gimme == G_SCALAR) |
79072805 LW |
2221 | RETPUSHUNDEF; |
2222 | ||
2223 | RETURN; | |
2224 | } | |
2225 | ||
2226 | PP(pp_values) | |
2227 | { | |
2228 | return do_kv(ARGS); | |
2229 | } | |
2230 | ||
2231 | PP(pp_keys) | |
2232 | { | |
2233 | return do_kv(ARGS); | |
2234 | } | |
2235 | ||
2236 | PP(pp_delete) | |
2237 | { | |
2238 | dSP; | |
54310121 | 2239 | I32 gimme = GIMME_V; |
2240 | I32 discard = (gimme == G_VOID) ? G_DISCARD : 0; | |
79072805 | 2241 | SV *sv; |
5f05dabc | 2242 | HV *hv; |
2243 | ||
2244 | if (op->op_private & OPpSLICE) { | |
2245 | dMARK; dORIGMARK; | |
97fcbf96 | 2246 | U32 hvtype; |
5f05dabc | 2247 | hv = (HV*)POPs; |
97fcbf96 | 2248 | hvtype = SvTYPE(hv); |
5f05dabc | 2249 | while (++MARK <= SP) { |
ae77835f MB |
2250 | if (hvtype == SVt_PVHV) |
2251 | sv = hv_delete_ent(hv, *MARK, discard, 0); | |
2252 | else if (hvtype == SVt_PVAV) | |
2253 | sv = avhv_delete_ent((AV*)hv, *MARK, discard, 0); | |
2254 | else | |
2255 | DIE("Not a HASH reference"); | |
5f05dabc | 2256 | *MARK = sv ? sv : &sv_undef; |
2257 | } | |
54310121 | 2258 | if (discard) |
2259 | SP = ORIGMARK; | |
2260 | else if (gimme == G_SCALAR) { | |
5f05dabc | 2261 | MARK = ORIGMARK; |
2262 | *++MARK = *SP; | |
2263 | SP = MARK; | |
2264 | } | |
2265 | } | |
2266 | else { | |
2267 | SV *keysv = POPs; | |
2268 | hv = (HV*)POPs; | |
97fcbf96 MB |
2269 | if (SvTYPE(hv) == SVt_PVHV) |
2270 | sv = hv_delete_ent(hv, keysv, discard, 0); | |
2271 | else if (SvTYPE(hv) == SVt_PVAV) | |
2272 | sv = avhv_delete_ent((AV*)hv, keysv, discard, 0); | |
2273 | else | |
5f05dabc | 2274 | DIE("Not a HASH reference"); |
5f05dabc | 2275 | if (!sv) |
2276 | sv = &sv_undef; | |
54310121 | 2277 | if (!discard) |
2278 | PUSHs(sv); | |
79072805 | 2279 | } |
79072805 LW |
2280 | RETURN; |
2281 | } | |
2282 | ||
a0d0e21e | 2283 | PP(pp_exists) |
79072805 | 2284 | { |
a0d0e21e LW |
2285 | dSP; |
2286 | SV *tmpsv = POPs; | |
2287 | HV *hv = (HV*)POPs; | |
c750a3ec | 2288 | if (SvTYPE(hv) == SVt_PVHV) { |
ae77835f | 2289 | if (hv_exists_ent(hv, tmpsv, 0)) |
c750a3ec MB |
2290 | RETPUSHYES; |
2291 | } else if (SvTYPE(hv) == SVt_PVAV) { | |
ae77835f | 2292 | if (avhv_exists_ent((AV*)hv, tmpsv, 0)) |
c750a3ec MB |
2293 | RETPUSHYES; |
2294 | } else { | |
a0d0e21e LW |
2295 | DIE("Not a HASH reference"); |
2296 | } | |
a0d0e21e LW |
2297 | RETPUSHNO; |
2298 | } | |
79072805 | 2299 | |
a0d0e21e LW |
2300 | PP(pp_hslice) |
2301 | { | |
2302 | dSP; dMARK; dORIGMARK; | |
f12c7020 | 2303 | register HE *he; |
a0d0e21e LW |
2304 | register HV *hv = (HV*)POPs; |
2305 | register I32 lval = op->op_flags & OPf_MOD; | |
c750a3ec | 2306 | I32 realhv = (SvTYPE(hv) == SVt_PVHV); |
79072805 | 2307 | |
c750a3ec | 2308 | if (realhv || SvTYPE(hv) == SVt_PVAV) { |
a0d0e21e | 2309 | while (++MARK <= SP) { |
f12c7020 | 2310 | SV *keysv = *MARK; |
ae77835f MB |
2311 | SV **svp; |
2312 | if (realhv) { | |
2313 | he = hv_fetch_ent(hv, keysv, lval, 0); | |
2314 | svp = he ? &HeVAL(he) : 0; | |
2315 | } else { | |
97fcbf96 | 2316 | svp = avhv_fetch_ent((AV*)hv, keysv, lval, 0); |
ae77835f | 2317 | } |
a0d0e21e | 2318 | if (lval) { |
f12c7020 | 2319 | if (!he || HeVAL(he) == &sv_undef) |
2320 | DIE(no_helem, SvPV(keysv, na)); | |
a0d0e21e | 2321 | if (op->op_private & OPpLVAL_INTRO) |
f12c7020 | 2322 | save_svref(&HeVAL(he)); |
93a17b20 | 2323 | } |
f12c7020 | 2324 | *MARK = he ? HeVAL(he) : &sv_undef; |
79072805 LW |
2325 | } |
2326 | } | |
a0d0e21e LW |
2327 | if (GIMME != G_ARRAY) { |
2328 | MARK = ORIGMARK; | |
2329 | *++MARK = *SP; | |
2330 | SP = MARK; | |
79072805 | 2331 | } |
a0d0e21e LW |
2332 | RETURN; |
2333 | } | |
2334 | ||
2335 | /* List operators. */ | |
2336 | ||
2337 | PP(pp_list) | |
2338 | { | |
2339 | dSP; dMARK; | |
2340 | if (GIMME != G_ARRAY) { | |
2341 | if (++MARK <= SP) | |
2342 | *MARK = *SP; /* unwanted list, return last item */ | |
8990e307 | 2343 | else |
a0d0e21e LW |
2344 | *MARK = &sv_undef; |
2345 | SP = MARK; | |
79072805 | 2346 | } |
a0d0e21e | 2347 | RETURN; |
79072805 LW |
2348 | } |
2349 | ||
a0d0e21e | 2350 | PP(pp_lslice) |
79072805 LW |
2351 | { |
2352 | dSP; | |
a0d0e21e LW |
2353 | SV **lastrelem = stack_sp; |
2354 | SV **lastlelem = stack_base + POPMARK; | |
2355 | SV **firstlelem = stack_base + POPMARK + 1; | |
2356 | register SV **firstrelem = lastlelem + 1; | |
2357 | I32 arybase = curcop->cop_arybase; | |
4633a7c4 LW |
2358 | I32 lval = op->op_flags & OPf_MOD; |
2359 | I32 is_something_there = lval; | |
79072805 | 2360 | |
a0d0e21e LW |
2361 | register I32 max = lastrelem - lastlelem; |
2362 | register SV **lelem; | |
2363 | register I32 ix; | |
2364 | ||
2365 | if (GIMME != G_ARRAY) { | |
748a9306 LW |
2366 | ix = SvIVx(*lastlelem); |
2367 | if (ix < 0) | |
2368 | ix += max; | |
2369 | else | |
2370 | ix -= arybase; | |
a0d0e21e LW |
2371 | if (ix < 0 || ix >= max) |
2372 | *firstlelem = &sv_undef; | |
2373 | else | |
2374 | *firstlelem = firstrelem[ix]; | |
2375 | SP = firstlelem; | |
2376 | RETURN; | |
2377 | } | |
2378 | ||
2379 | if (max == 0) { | |
2380 | SP = firstlelem - 1; | |
2381 | RETURN; | |
2382 | } | |
2383 | ||
2384 | for (lelem = firstlelem; lelem <= lastlelem; lelem++) { | |
748a9306 | 2385 | ix = SvIVx(*lelem); |
a0d0e21e LW |
2386 | if (ix < 0) { |
2387 | ix += max; | |
2388 | if (ix < 0) | |
2389 | *lelem = &sv_undef; | |
2390 | else if (!(*lelem = firstrelem[ix])) | |
2391 | *lelem = &sv_undef; | |
79072805 | 2392 | } |
748a9306 LW |
2393 | else { |
2394 | ix -= arybase; | |
2395 | if (ix >= max || !(*lelem = firstrelem[ix])) | |
2396 | *lelem = &sv_undef; | |
2397 | } | |
ff0cee69 | 2398 | if (!is_something_there && (SvOK(*lelem) || SvGMAGICAL(*lelem))) |
4633a7c4 | 2399 | is_something_there = TRUE; |
79072805 | 2400 | } |
4633a7c4 LW |
2401 | if (is_something_there) |
2402 | SP = lastlelem; | |
2403 | else | |
2404 | SP = firstlelem - 1; | |
79072805 LW |
2405 | RETURN; |
2406 | } | |
2407 | ||
a0d0e21e LW |
2408 | PP(pp_anonlist) |
2409 | { | |
44a8e56a | 2410 | dSP; dMARK; dORIGMARK; |
a0d0e21e | 2411 | I32 items = SP - MARK; |
44a8e56a | 2412 | SV *av = sv_2mortal((SV*)av_make(items, MARK+1)); |
2413 | SP = ORIGMARK; /* av_make() might realloc stack_sp */ | |
2414 | XPUSHs(av); | |
a0d0e21e LW |
2415 | RETURN; |
2416 | } | |
2417 | ||
2418 | PP(pp_anonhash) | |
79072805 LW |
2419 | { |
2420 | dSP; dMARK; dORIGMARK; | |
a0d0e21e LW |
2421 | HV* hv = (HV*)sv_2mortal((SV*)newHV()); |
2422 | ||
2423 | while (MARK < SP) { | |
2424 | SV* key = *++MARK; | |
a0d0e21e LW |
2425 | SV *val = NEWSV(46, 0); |
2426 | if (MARK < SP) | |
2427 | sv_setsv(val, *++MARK); | |
fb73857a | 2428 | else if (dowarn) |
a0d0e21e | 2429 | warn("Odd number of elements in hash list"); |
f12c7020 | 2430 | (void)hv_store_ent(hv,key,val,0); |
79072805 | 2431 | } |
a0d0e21e LW |
2432 | SP = ORIGMARK; |
2433 | XPUSHs((SV*)hv); | |
79072805 LW |
2434 | RETURN; |
2435 | } | |
2436 | ||
a0d0e21e | 2437 | PP(pp_splice) |
79072805 | 2438 | { |
a0d0e21e LW |
2439 | dSP; dMARK; dORIGMARK; |
2440 | register AV *ary = (AV*)*++MARK; | |
2441 | register SV **src; | |
2442 | register SV **dst; | |
2443 | register I32 i; | |
2444 | register I32 offset; | |
2445 | register I32 length; | |
2446 | I32 newlen; | |
2447 | I32 after; | |
2448 | I32 diff; | |
2449 | SV **tmparyval = 0; | |
79072805 | 2450 | |
a0d0e21e | 2451 | SP++; |
79072805 | 2452 | |
a0d0e21e | 2453 | if (++MARK < SP) { |
84902520 | 2454 | offset = i = SvIVx(*MARK); |
a0d0e21e LW |
2455 | if (offset < 0) |
2456 | offset += AvFILL(ary) + 1; | |
2457 | else | |
2458 | offset -= curcop->cop_arybase; | |
84902520 TB |
2459 | if (offset < 0) |
2460 | DIE(no_aelem, i); | |
a0d0e21e LW |
2461 | if (++MARK < SP) { |
2462 | length = SvIVx(*MARK++); | |
2463 | if (length < 0) | |
2464 | length = 0; | |
79072805 LW |
2465 | } |
2466 | else | |
a0d0e21e | 2467 | length = AvMAX(ary) + 1; /* close enough to infinity */ |
79072805 | 2468 | } |
a0d0e21e LW |
2469 | else { |
2470 | offset = 0; | |
2471 | length = AvMAX(ary) + 1; | |
2472 | } | |
a0d0e21e LW |
2473 | if (offset > AvFILL(ary) + 1) |
2474 | offset = AvFILL(ary) + 1; | |
2475 | after = AvFILL(ary) + 1 - (offset + length); | |
2476 | if (after < 0) { /* not that much array */ | |
2477 | length += after; /* offset+length now in array */ | |
2478 | after = 0; | |
2479 | if (!AvALLOC(ary)) | |
2480 | av_extend(ary, 0); | |
2481 | } | |
2482 | ||
2483 | /* At this point, MARK .. SP-1 is our new LIST */ | |
2484 | ||
2485 | newlen = SP - MARK; | |
2486 | diff = newlen - length; | |
fb73857a | 2487 | if (newlen && !AvREAL(ary)) { |
2488 | if (AvREIFY(ary)) | |
2489 | av_reify(ary); | |
2490 | else | |
2491 | assert(AvREAL(ary)); /* would leak, so croak */ | |
2492 | } | |
a0d0e21e LW |
2493 | |
2494 | if (diff < 0) { /* shrinking the area */ | |
2495 | if (newlen) { | |
2496 | New(451, tmparyval, newlen, SV*); /* so remember insertion */ | |
2497 | Copy(MARK, tmparyval, newlen, SV*); | |
79072805 | 2498 | } |
a0d0e21e LW |
2499 | |
2500 | MARK = ORIGMARK + 1; | |
2501 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2502 | MEXTEND(MARK, length); | |
2503 | Copy(AvARRAY(ary)+offset, MARK, length, SV*); | |
2504 | if (AvREAL(ary)) { | |
bbce6d69 | 2505 | EXTEND_MORTAL(length); |
36477c24 | 2506 | for (i = length, dst = MARK; i; i--) { |
2507 | if (!SvIMMORTAL(*dst)) | |
2508 | sv_2mortal(*dst); /* free them eventualy */ | |
2509 | dst++; | |
2510 | } | |
a0d0e21e LW |
2511 | } |
2512 | MARK += length - 1; | |
79072805 | 2513 | } |
a0d0e21e LW |
2514 | else { |
2515 | *MARK = AvARRAY(ary)[offset+length-1]; | |
2516 | if (AvREAL(ary)) { | |
36477c24 | 2517 | if (!SvIMMORTAL(*MARK)) |
2518 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2519 | for (i = length - 1, dst = &AvARRAY(ary)[offset]; i > 0; i--) |
2520 | SvREFCNT_dec(*dst++); /* free them now */ | |
79072805 | 2521 | } |
a0d0e21e LW |
2522 | } |
2523 | AvFILL(ary) += diff; | |
2524 | ||
2525 | /* pull up or down? */ | |
2526 | ||
2527 | if (offset < after) { /* easier to pull up */ | |
2528 | if (offset) { /* esp. if nothing to pull */ | |
2529 | src = &AvARRAY(ary)[offset-1]; | |
2530 | dst = src - diff; /* diff is negative */ | |
2531 | for (i = offset; i > 0; i--) /* can't trust Copy */ | |
2532 | *dst-- = *src--; | |
79072805 | 2533 | } |
a0d0e21e LW |
2534 | dst = AvARRAY(ary); |
2535 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff); /* diff is negative */ | |
2536 | AvMAX(ary) += diff; | |
2537 | } | |
2538 | else { | |
2539 | if (after) { /* anything to pull down? */ | |
2540 | src = AvARRAY(ary) + offset + length; | |
2541 | dst = src + diff; /* diff is negative */ | |
2542 | Move(src, dst, after, SV*); | |
79072805 | 2543 | } |
a0d0e21e LW |
2544 | dst = &AvARRAY(ary)[AvFILL(ary)+1]; |
2545 | /* avoid later double free */ | |
2546 | } | |
2547 | i = -diff; | |
2548 | while (i) | |
2549 | dst[--i] = &sv_undef; | |
2550 | ||
2551 | if (newlen) { | |
2552 | for (src = tmparyval, dst = AvARRAY(ary) + offset; | |
2553 | newlen; newlen--) { | |
2554 | *dst = NEWSV(46, 0); | |
2555 | sv_setsv(*dst++, *src++); | |
79072805 | 2556 | } |
a0d0e21e LW |
2557 | Safefree(tmparyval); |
2558 | } | |
2559 | } | |
2560 | else { /* no, expanding (or same) */ | |
2561 | if (length) { | |
2562 | New(452, tmparyval, length, SV*); /* so remember deletion */ | |
2563 | Copy(AvARRAY(ary)+offset, tmparyval, length, SV*); | |
2564 | } | |
2565 | ||
2566 | if (diff > 0) { /* expanding */ | |
2567 | ||
2568 | /* push up or down? */ | |
2569 | ||
2570 | if (offset < after && diff <= AvARRAY(ary) - AvALLOC(ary)) { | |
2571 | if (offset) { | |
2572 | src = AvARRAY(ary); | |
2573 | dst = src - diff; | |
2574 | Move(src, dst, offset, SV*); | |
79072805 | 2575 | } |
a0d0e21e LW |
2576 | SvPVX(ary) = (char*)(AvARRAY(ary) - diff);/* diff is positive */ |
2577 | AvMAX(ary) += diff; | |
2578 | AvFILL(ary) += diff; | |
79072805 LW |
2579 | } |
2580 | else { | |
a0d0e21e LW |
2581 | if (AvFILL(ary) + diff >= AvMAX(ary)) /* oh, well */ |
2582 | av_extend(ary, AvFILL(ary) + diff); | |
2583 | AvFILL(ary) += diff; | |
2584 | ||
2585 | if (after) { | |
2586 | dst = AvARRAY(ary) + AvFILL(ary); | |
2587 | src = dst - diff; | |
2588 | for (i = after; i; i--) { | |
2589 | *dst-- = *src--; | |
2590 | } | |
79072805 LW |
2591 | } |
2592 | } | |
a0d0e21e LW |
2593 | } |
2594 | ||
2595 | for (src = MARK, dst = AvARRAY(ary) + offset; newlen; newlen--) { | |
2596 | *dst = NEWSV(46, 0); | |
2597 | sv_setsv(*dst++, *src++); | |
2598 | } | |
2599 | MARK = ORIGMARK + 1; | |
2600 | if (GIMME == G_ARRAY) { /* copy return vals to stack */ | |
2601 | if (length) { | |
2602 | Copy(tmparyval, MARK, length, SV*); | |
2603 | if (AvREAL(ary)) { | |
bbce6d69 | 2604 | EXTEND_MORTAL(length); |
36477c24 | 2605 | for (i = length, dst = MARK; i; i--) { |
2606 | if (!SvIMMORTAL(*dst)) | |
2607 | sv_2mortal(*dst); /* free them eventualy */ | |
2608 | dst++; | |
2609 | } | |
79072805 | 2610 | } |
a0d0e21e | 2611 | Safefree(tmparyval); |
79072805 | 2612 | } |
a0d0e21e LW |
2613 | MARK += length - 1; |
2614 | } | |
2615 | else if (length--) { | |
2616 | *MARK = tmparyval[length]; | |
2617 | if (AvREAL(ary)) { | |
36477c24 | 2618 | if (!SvIMMORTAL(*MARK)) |
2619 | sv_2mortal(*MARK); | |
a0d0e21e LW |
2620 | while (length-- > 0) |
2621 | SvREFCNT_dec(tmparyval[length]); | |
79072805 | 2622 | } |
a0d0e21e | 2623 | Safefree(tmparyval); |
79072805 | 2624 | } |
a0d0e21e LW |
2625 | else |
2626 | *MARK = &sv_undef; | |
79072805 | 2627 | } |
a0d0e21e | 2628 | SP = MARK; |
79072805 LW |
2629 | RETURN; |
2630 | } | |
2631 | ||
a0d0e21e | 2632 | PP(pp_push) |
79072805 LW |
2633 | { |
2634 | dSP; dMARK; dORIGMARK; dTARGET; | |
a0d0e21e LW |
2635 | register AV *ary = (AV*)*++MARK; |
2636 | register SV *sv = &sv_undef; | |
79072805 | 2637 | |
a0d0e21e LW |
2638 | for (++MARK; MARK <= SP; MARK++) { |
2639 | sv = NEWSV(51, 0); | |
2640 | if (*MARK) | |
2641 | sv_setsv(sv, *MARK); | |
2642 | av_push(ary, sv); | |
79072805 LW |
2643 | } |
2644 | SP = ORIGMARK; | |
a0d0e21e | 2645 | PUSHi( AvFILL(ary) + 1 ); |
79072805 LW |
2646 | RETURN; |
2647 | } | |
2648 | ||
a0d0e21e | 2649 | PP(pp_pop) |
79072805 LW |
2650 | { |
2651 | dSP; | |
a0d0e21e LW |
2652 | AV *av = (AV*)POPs; |
2653 | SV *sv = av_pop(av); | |
36477c24 | 2654 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2655 | (void)sv_2mortal(sv); |
2656 | PUSHs(sv); | |
79072805 | 2657 | RETURN; |
79072805 LW |
2658 | } |
2659 | ||
a0d0e21e | 2660 | PP(pp_shift) |
79072805 LW |
2661 | { |
2662 | dSP; | |
a0d0e21e LW |
2663 | AV *av = (AV*)POPs; |
2664 | SV *sv = av_shift(av); | |
79072805 | 2665 | EXTEND(SP, 1); |
a0d0e21e | 2666 | if (!sv) |
79072805 | 2667 | RETPUSHUNDEF; |
36477c24 | 2668 | if (!SvIMMORTAL(sv) && AvREAL(av)) |
a0d0e21e LW |
2669 | (void)sv_2mortal(sv); |
2670 | PUSHs(sv); | |
79072805 | 2671 | RETURN; |
79072805 LW |
2672 | } |
2673 | ||
a0d0e21e | 2674 | PP(pp_unshift) |
79072805 | 2675 | { |
a0d0e21e LW |
2676 | dSP; dMARK; dORIGMARK; dTARGET; |
2677 | register AV *ary = (AV*)*++MARK; | |
2678 | register SV *sv; | |
2679 | register I32 i = 0; | |
79072805 | 2680 | |
a0d0e21e LW |
2681 | av_unshift(ary, SP - MARK); |
2682 | while (MARK < SP) { | |
2683 | sv = NEWSV(27, 0); | |
2684 | sv_setsv(sv, *++MARK); | |
2685 | (void)av_store(ary, i++, sv); | |
79072805 | 2686 | } |
79072805 | 2687 | |
a0d0e21e LW |
2688 | SP = ORIGMARK; |
2689 | PUSHi( AvFILL(ary) + 1 ); | |
79072805 | 2690 | RETURN; |
79072805 LW |
2691 | } |
2692 | ||
a0d0e21e | 2693 | PP(pp_reverse) |
79072805 | 2694 | { |
a0d0e21e LW |
2695 | dSP; dMARK; |
2696 | register SV *tmp; | |
2697 | SV **oldsp = SP; | |
79072805 | 2698 | |
a0d0e21e LW |
2699 | if (GIMME == G_ARRAY) { |
2700 | MARK++; | |
2701 | while (MARK < SP) { | |
2702 | tmp = *MARK; | |
2703 | *MARK++ = *SP; | |
2704 | *SP-- = tmp; | |
2705 | } | |
2706 | SP = oldsp; | |
79072805 LW |
2707 | } |
2708 | else { | |
a0d0e21e LW |
2709 | register char *up; |
2710 | register char *down; | |
2711 | register I32 tmp; | |
2712 | dTARGET; | |
2713 | STRLEN len; | |
79072805 | 2714 | |
a0d0e21e LW |
2715 | if (SP - MARK > 1) |
2716 | do_join(TARG, &sv_no, MARK, SP); | |
2717 | else | |
54310121 | 2718 | sv_setsv(TARG, (SP > MARK) ? *SP : GvSV(defgv)); |
a0d0e21e LW |
2719 | up = SvPV_force(TARG, len); |
2720 | if (len > 1) { | |
2721 | down = SvPVX(TARG) + len - 1; | |
2722 | while (down > up) { | |
2723 | tmp = *up; | |
2724 | *up++ = *down; | |
2725 | *down-- = tmp; | |
2726 | } | |
2727 | (void)SvPOK_only(TARG); | |
79072805 | 2728 | } |
a0d0e21e LW |
2729 | SP = MARK + 1; |
2730 | SETTARG; | |
79072805 | 2731 | } |
a0d0e21e | 2732 | RETURN; |
79072805 LW |
2733 | } |
2734 | ||
55497cff | 2735 | static SV * |
8ac85365 | 2736 | mul128(SV *sv, U8 m) |
55497cff | 2737 | { |
2738 | STRLEN len; | |
2739 | char *s = SvPV(sv, len); | |
2740 | char *t; | |
2741 | U32 i = 0; | |
2742 | ||
2743 | if (!strnEQ(s, "0000", 4)) { /* need to grow sv */ | |
8ac85365 | 2744 | SV *New = newSVpv("0000000000", 10); |
55497cff | 2745 | |
8ac85365 | 2746 | sv_catsv(New, sv); |
55497cff | 2747 | SvREFCNT_dec(sv); /* free old sv */ |
8ac85365 | 2748 | sv = New; |
55497cff | 2749 | s = SvPV(sv, len); |
2750 | } | |
2751 | t = s + len - 1; | |
2752 | while (!*t) /* trailing '\0'? */ | |
2753 | t--; | |
2754 | while (t > s) { | |
2755 | i = ((*t - '0') << 7) + m; | |
2756 | *(t--) = '0' + (i % 10); | |
2757 | m = i / 10; | |
2758 | } | |
2759 | return (sv); | |
2760 | } | |
2761 | ||
a0d0e21e LW |
2762 | /* Explosives and implosives. */ |
2763 | ||
2764 | PP(pp_unpack) | |
79072805 LW |
2765 | { |
2766 | dSP; | |
a0d0e21e | 2767 | dPOPPOPssrl; |
36477c24 | 2768 | SV **oldsp = sp; |
54310121 | 2769 | I32 gimme = GIMME_V; |
ed6116ce | 2770 | SV *sv; |
a0d0e21e LW |
2771 | STRLEN llen; |
2772 | STRLEN rlen; | |
2773 | register char *pat = SvPV(left, llen); | |
2774 | register char *s = SvPV(right, rlen); | |
2775 | char *strend = s + rlen; | |
2776 | char *strbeg = s; | |
2777 | register char *patend = pat + llen; | |
2778 | I32 datumtype; | |
2779 | register I32 len; | |
2780 | register I32 bits; | |
79072805 | 2781 | |
a0d0e21e LW |
2782 | /* These must not be in registers: */ |
2783 | I16 ashort; | |
2784 | int aint; | |
2785 | I32 along; | |
ecfc5424 AD |
2786 | #ifdef HAS_QUAD |
2787 | Quad_t aquad; | |
a0d0e21e LW |
2788 | #endif |
2789 | U16 aushort; | |
2790 | unsigned int auint; | |
2791 | U32 aulong; | |
ecfc5424 AD |
2792 | #ifdef HAS_QUAD |
2793 | unsigned Quad_t auquad; | |
a0d0e21e LW |
2794 | #endif |
2795 | char *aptr; | |
2796 | float afloat; | |
2797 | double adouble; | |
2798 | I32 checksum = 0; | |
2799 | register U32 culong; | |
2800 | double cdouble; | |
2801 | static char* bitcount = 0; | |
fb73857a | 2802 | int commas = 0; |
79072805 | 2803 | |
54310121 | 2804 | if (gimme != G_ARRAY) { /* arrange to do first one only */ |
a0d0e21e LW |
2805 | /*SUPPRESS 530*/ |
2806 | for (patend = pat; !isALPHA(*patend) || *patend == 'x'; patend++) ; | |
748a9306 | 2807 | if (strchr("aAbBhHP", *patend) || *pat == '%') { |
a0d0e21e LW |
2808 | patend++; |
2809 | while (isDIGIT(*patend) || *patend == '*') | |
2810 | patend++; | |
2811 | } | |
2812 | else | |
2813 | patend++; | |
79072805 | 2814 | } |
a0d0e21e LW |
2815 | while (pat < patend) { |
2816 | reparse: | |
bbdab043 CS |
2817 | datumtype = *pat++ & 0xFF; |
2818 | if (isSPACE(datumtype)) | |
2819 | continue; | |
a0d0e21e LW |
2820 | if (pat >= patend) |
2821 | len = 1; | |
2822 | else if (*pat == '*') { | |
2823 | len = strend - strbeg; /* long enough */ | |
2824 | pat++; | |
2825 | } | |
2826 | else if (isDIGIT(*pat)) { | |
2827 | len = *pat++ - '0'; | |
2828 | while (isDIGIT(*pat)) | |
2829 | len = (len * 10) + (*pat++ - '0'); | |
2830 | } | |
2831 | else | |
2832 | len = (datumtype != '@'); | |
2833 | switch(datumtype) { | |
2834 | default: | |
bbdab043 | 2835 | croak("Invalid type in unpack: '%c'", (int)datumtype); |
fb73857a | 2836 | case ',': /* grandfather in commas but with a warning */ |
2837 | if (commas++ == 0 && dowarn) | |
2838 | warn("Invalid type in unpack: '%c'", (int)datumtype); | |
2839 | break; | |
a0d0e21e LW |
2840 | case '%': |
2841 | if (len == 1 && pat[-1] != '1') | |
2842 | len = 16; | |
2843 | checksum = len; | |
2844 | culong = 0; | |
2845 | cdouble = 0; | |
2846 | if (pat < patend) | |
2847 | goto reparse; | |
2848 | break; | |
2849 | case '@': | |
2850 | if (len > strend - strbeg) | |
2851 | DIE("@ outside of string"); | |
2852 | s = strbeg + len; | |
2853 | break; | |
2854 | case 'X': | |
2855 | if (len > s - strbeg) | |
2856 | DIE("X outside of string"); | |
2857 | s -= len; | |
2858 | break; | |
2859 | case 'x': | |
2860 | if (len > strend - s) | |
2861 | DIE("x outside of string"); | |
2862 | s += len; | |
2863 | break; | |
2864 | case 'A': | |
2865 | case 'a': | |
2866 | if (len > strend - s) | |
2867 | len = strend - s; | |
2868 | if (checksum) | |
2869 | goto uchar_checksum; | |
2870 | sv = NEWSV(35, len); | |
2871 | sv_setpvn(sv, s, len); | |
2872 | s += len; | |
2873 | if (datumtype == 'A') { | |
2874 | aptr = s; /* borrow register */ | |
2875 | s = SvPVX(sv) + len - 1; | |
2876 | while (s >= SvPVX(sv) && (!*s || isSPACE(*s))) | |
2877 | s--; | |
2878 | *++s = '\0'; | |
2879 | SvCUR_set(sv, s - SvPVX(sv)); | |
2880 | s = aptr; /* unborrow register */ | |
2881 | } | |
2882 | XPUSHs(sv_2mortal(sv)); | |
2883 | break; | |
2884 | case 'B': | |
2885 | case 'b': | |
2886 | if (pat[-1] == '*' || len > (strend - s) * 8) | |
2887 | len = (strend - s) * 8; | |
2888 | if (checksum) { | |
2889 | if (!bitcount) { | |
2890 | Newz(601, bitcount, 256, char); | |
2891 | for (bits = 1; bits < 256; bits++) { | |
2892 | if (bits & 1) bitcount[bits]++; | |
2893 | if (bits & 2) bitcount[bits]++; | |
2894 | if (bits & 4) bitcount[bits]++; | |
2895 | if (bits & 8) bitcount[bits]++; | |
2896 | if (bits & 16) bitcount[bits]++; | |
2897 | if (bits & 32) bitcount[bits]++; | |
2898 | if (bits & 64) bitcount[bits]++; | |
2899 | if (bits & 128) bitcount[bits]++; | |
2900 | } | |
2901 | } | |
2902 | while (len >= 8) { | |
2903 | culong += bitcount[*(unsigned char*)s++]; | |
2904 | len -= 8; | |
2905 | } | |
2906 | if (len) { | |
2907 | bits = *s; | |
2908 | if (datumtype == 'b') { | |
2909 | while (len-- > 0) { | |
2910 | if (bits & 1) culong++; | |
2911 | bits >>= 1; | |
2912 | } | |
2913 | } | |
2914 | else { | |
2915 | while (len-- > 0) { | |
2916 | if (bits & 128) culong++; | |
2917 | bits <<= 1; | |
2918 | } | |
2919 | } | |
2920 | } | |
79072805 LW |
2921 | break; |
2922 | } | |
a0d0e21e LW |
2923 | sv = NEWSV(35, len + 1); |
2924 | SvCUR_set(sv, len); | |
2925 | SvPOK_on(sv); | |
2926 | aptr = pat; /* borrow register */ | |
2927 | pat = SvPVX(sv); | |
2928 | if (datumtype == 'b') { | |
2929 | aint = len; | |
2930 | for (len = 0; len < aint; len++) { | |
2931 | if (len & 7) /*SUPPRESS 595*/ | |
2932 | bits >>= 1; | |
2933 | else | |
2934 | bits = *s++; | |
2935 | *pat++ = '0' + (bits & 1); | |
2936 | } | |
2937 | } | |
2938 | else { | |
2939 | aint = len; | |
2940 | for (len = 0; len < aint; len++) { | |
2941 | if (len & 7) | |
2942 | bits <<= 1; | |
2943 | else | |
2944 | bits = *s++; | |
2945 | *pat++ = '0' + ((bits & 128) != 0); | |
2946 | } | |
2947 | } | |
2948 | *pat = '\0'; | |
2949 | pat = aptr; /* unborrow register */ | |
2950 | XPUSHs(sv_2mortal(sv)); | |
2951 | break; | |
2952 | case 'H': | |
2953 | case 'h': | |
2954 | if (pat[-1] == '*' || len > (strend - s) * 2) | |
2955 | len = (strend - s) * 2; | |
2956 | sv = NEWSV(35, len + 1); | |
2957 | SvCUR_set(sv, len); | |
2958 | SvPOK_on(sv); | |
2959 | aptr = pat; /* borrow register */ | |
2960 | pat = SvPVX(sv); | |
2961 | if (datumtype == 'h') { | |
2962 | aint = len; | |
2963 | for (len = 0; len < aint; len++) { | |
2964 | if (len & 1) | |
2965 | bits >>= 4; | |
2966 | else | |
2967 | bits = *s++; | |
2968 | *pat++ = hexdigit[bits & 15]; | |
2969 | } | |
2970 | } | |
2971 | else { | |
2972 | aint = len; | |
2973 | for (len = 0; len < aint; len++) { | |
2974 | if (len & 1) | |
2975 | bits <<= 4; | |
2976 | else | |
2977 | bits = *s++; | |
2978 | *pat++ = hexdigit[(bits >> 4) & 15]; | |
2979 | } | |
2980 | } | |
2981 | *pat = '\0'; | |
2982 | pat = aptr; /* unborrow register */ | |
2983 | XPUSHs(sv_2mortal(sv)); | |
2984 | break; | |
2985 | case 'c': | |
2986 | if (len > strend - s) | |
2987 | len = strend - s; | |
2988 | if (checksum) { | |
2989 | while (len-- > 0) { | |
2990 | aint = *s++; | |
2991 | if (aint >= 128) /* fake up signed chars */ | |
2992 | aint -= 256; | |
2993 | culong += aint; | |
2994 | } | |
2995 | } | |
2996 | else { | |
2997 | EXTEND(SP, len); | |
bbce6d69 | 2998 | EXTEND_MORTAL(len); |
a0d0e21e LW |
2999 | while (len-- > 0) { |
3000 | aint = *s++; | |
3001 | if (aint >= 128) /* fake up signed chars */ | |
3002 | aint -= 256; | |
3003 | sv = NEWSV(36, 0); | |
1e422769 | 3004 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3005 | PUSHs(sv_2mortal(sv)); |
3006 | } | |
3007 | } | |
3008 | break; | |
3009 | case 'C': | |
3010 | if (len > strend - s) | |
3011 | len = strend - s; | |
3012 | if (checksum) { | |
3013 | uchar_checksum: | |
3014 | while (len-- > 0) { | |
3015 | auint = *s++ & 255; | |
3016 | culong += auint; | |
3017 | } | |
3018 | } | |
3019 | else { | |
3020 | EXTEND(SP, len); | |
bbce6d69 | 3021 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3022 | while (len-- > 0) { |
3023 | auint = *s++ & 255; | |
3024 | sv = NEWSV(37, 0); | |
1e422769 | 3025 | sv_setiv(sv, (IV)auint); |
a0d0e21e LW |
3026 | PUSHs(sv_2mortal(sv)); |
3027 | } | |
3028 | } | |
3029 | break; | |
3030 | case 's': | |
96e4d5b1 | 3031 | along = (strend - s) / SIZE16; |
a0d0e21e LW |
3032 | if (len > along) |
3033 | len = along; | |
3034 | if (checksum) { | |
3035 | while (len-- > 0) { | |
96e4d5b1 | 3036 | COPY16(s, &ashort); |
3037 | s += SIZE16; | |
a0d0e21e LW |
3038 | culong += ashort; |
3039 | } | |
3040 | } | |
3041 | else { | |
3042 | EXTEND(SP, len); | |
bbce6d69 | 3043 | EXTEND_MORTAL(len); |
a0d0e21e | 3044 | while (len-- > 0) { |
96e4d5b1 | 3045 | COPY16(s, &ashort); |
3046 | s += SIZE16; | |
a0d0e21e | 3047 | sv = NEWSV(38, 0); |
1e422769 | 3048 | sv_setiv(sv, (IV)ashort); |
a0d0e21e LW |
3049 | PUSHs(sv_2mortal(sv)); |
3050 | } | |
3051 | } | |
3052 | break; | |
3053 | case 'v': | |
3054 | case 'n': | |
3055 | case 'S': | |
96e4d5b1 | 3056 | along = (strend - s) / SIZE16; |
a0d0e21e LW |
3057 | if (len > along) |
3058 | len = along; | |
3059 | if (checksum) { | |
3060 | while (len-- > 0) { | |
96e4d5b1 | 3061 | COPY16(s, &aushort); |
3062 | s += SIZE16; | |
a0d0e21e LW |
3063 | #ifdef HAS_NTOHS |
3064 | if (datumtype == 'n') | |
3065 | aushort = ntohs(aushort); | |
79072805 | 3066 | #endif |
a0d0e21e LW |
3067 | #ifdef HAS_VTOHS |
3068 | if (datumtype == 'v') | |
3069 | aushort = vtohs(aushort); | |
79072805 | 3070 | #endif |
a0d0e21e LW |
3071 | culong += aushort; |
3072 | } | |
3073 | } | |
3074 | else { | |
3075 | EXTEND(SP, len); | |
bbce6d69 | 3076 | EXTEND_MORTAL(len); |
a0d0e21e | 3077 | while (len-- > 0) { |
96e4d5b1 | 3078 | COPY16(s, &aushort); |
3079 | s += SIZE16; | |
a0d0e21e LW |
3080 | sv = NEWSV(39, 0); |
3081 | #ifdef HAS_NTOHS | |
3082 | if (datumtype == 'n') | |
3083 | aushort = ntohs(aushort); | |
79072805 | 3084 | #endif |
a0d0e21e LW |
3085 | #ifdef HAS_VTOHS |
3086 | if (datumtype == 'v') | |
3087 | aushort = vtohs(aushort); | |
79072805 | 3088 | #endif |
1e422769 | 3089 | sv_setiv(sv, (IV)aushort); |
a0d0e21e LW |
3090 | PUSHs(sv_2mortal(sv)); |
3091 | } | |
3092 | } | |
3093 | break; | |
3094 | case 'i': | |
3095 | along = (strend - s) / sizeof(int); | |
3096 | if (len > along) | |
3097 | len = along; | |
3098 | if (checksum) { | |
3099 | while (len-- > 0) { | |
3100 | Copy(s, &aint, 1, int); | |
3101 | s += sizeof(int); | |
3102 | if (checksum > 32) | |
3103 | cdouble += (double)aint; | |
3104 | else | |
3105 | culong += aint; | |
3106 | } | |
3107 | } | |
3108 | else { | |
3109 | EXTEND(SP, len); | |
bbce6d69 | 3110 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3111 | while (len-- > 0) { |
3112 | Copy(s, &aint, 1, int); | |
3113 | s += sizeof(int); | |
3114 | sv = NEWSV(40, 0); | |
1e422769 | 3115 | sv_setiv(sv, (IV)aint); |
a0d0e21e LW |
3116 | PUSHs(sv_2mortal(sv)); |
3117 | } | |
3118 | } | |
3119 | break; | |
3120 | case 'I': | |
3121 | along = (strend - s) / sizeof(unsigned int); | |
3122 | if (len > along) | |
3123 | len = along; | |
3124 | if (checksum) { | |
3125 | while (len-- > 0) { | |
3126 | Copy(s, &auint, 1, unsigned int); | |
3127 | s += sizeof(unsigned int); | |
3128 | if (checksum > 32) | |
3129 | cdouble += (double)auint; | |
3130 | else | |
3131 | culong += auint; | |
3132 | } | |
3133 | } | |
3134 | else { | |
3135 | EXTEND(SP, len); | |
bbce6d69 | 3136 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3137 | while (len-- > 0) { |
3138 | Copy(s, &auint, 1, unsigned int); | |
3139 | s += sizeof(unsigned int); | |
3140 | sv = NEWSV(41, 0); | |
1e422769 | 3141 | sv_setuv(sv, (UV)auint); |
a0d0e21e LW |
3142 | PUSHs(sv_2mortal(sv)); |
3143 | } | |
3144 | } | |
3145 | break; | |
3146 | case 'l': | |
96e4d5b1 | 3147 | along = (strend - s) / SIZE32; |
a0d0e21e LW |
3148 | if (len > along) |
3149 | len = along; | |
3150 | if (checksum) { | |
3151 | while (len-- > 0) { | |
96e4d5b1 | 3152 | COPY32(s, &along); |
3153 | s += SIZE32; | |
a0d0e21e LW |
3154 | if (checksum > 32) |
3155 | cdouble += (double)along; | |
3156 | else | |
3157 | culong += along; | |
3158 | } | |
3159 | } | |
3160 | else { | |
3161 | EXTEND(SP, len); | |
bbce6d69 | 3162 | EXTEND_MORTAL(len); |
a0d0e21e | 3163 | while (len-- > 0) { |
96e4d5b1 | 3164 | COPY32(s, &along); |
3165 | s += SIZE32; | |
a0d0e21e | 3166 | sv = NEWSV(42, 0); |
1e422769 | 3167 | sv_setiv(sv, (IV)along); |
a0d0e21e LW |
3168 | PUSHs(sv_2mortal(sv)); |
3169 | } | |
79072805 | 3170 | } |
a0d0e21e LW |
3171 | break; |
3172 | case 'V': | |
3173 | case 'N': | |
3174 | case 'L': | |
96e4d5b1 | 3175 | along = (strend - s) / SIZE32; |
a0d0e21e LW |
3176 | if (len > along) |
3177 | len = along; | |
3178 | if (checksum) { | |
3179 | while (len-- > 0) { | |
96e4d5b1 | 3180 | COPY32(s, &aulong); |
3181 | s += SIZE32; | |
a0d0e21e LW |
3182 | #ifdef HAS_NTOHL |
3183 | if (datumtype == 'N') | |
3184 | aulong = ntohl(aulong); | |
79072805 | 3185 | #endif |
a0d0e21e LW |
3186 | #ifdef HAS_VTOHL |
3187 | if (datumtype == 'V') | |
3188 | aulong = vtohl(aulong); | |
79072805 | 3189 | #endif |
a0d0e21e LW |
3190 | if (checksum > 32) |
3191 | cdouble += (double)aulong; | |
3192 | else | |
3193 | culong += aulong; | |
3194 | } | |
3195 | } | |
3196 | else { | |
3197 | EXTEND(SP, len); | |
bbce6d69 | 3198 | EXTEND_MORTAL(len); |
a0d0e21e | 3199 | while (len-- > 0) { |
96e4d5b1 | 3200 | COPY32(s, &aulong); |
3201 | s += SIZE32; | |
a0d0e21e LW |
3202 | #ifdef HAS_NTOHL |
3203 | if (datumtype == 'N') | |
3204 | aulong = ntohl(aulong); | |
79072805 | 3205 | #endif |
a0d0e21e LW |
3206 | #ifdef HAS_VTOHL |
3207 | if (datumtype == 'V') | |
3208 | aulong = vtohl(aulong); | |
79072805 | 3209 | #endif |
1e422769 | 3210 | sv = NEWSV(43, 0); |
3211 | sv_setuv(sv, (UV)aulong); | |
a0d0e21e LW |
3212 | PUSHs(sv_2mortal(sv)); |
3213 | } | |
3214 | } | |
3215 | break; | |
3216 | case 'p': | |
3217 | along = (strend - s) / sizeof(char*); | |
3218 | if (len > along) | |
3219 | len = along; | |
3220 | EXTEND(SP, len); | |
bbce6d69 | 3221 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3222 | while (len-- > 0) { |
3223 | if (sizeof(char*) > strend - s) | |
3224 | break; | |
3225 | else { | |
3226 | Copy(s, &aptr, 1, char*); | |
3227 | s += sizeof(char*); | |
3228 | } | |
3229 | sv = NEWSV(44, 0); | |
3230 | if (aptr) | |
3231 | sv_setpv(sv, aptr); | |
3232 | PUSHs(sv_2mortal(sv)); | |
3233 | } | |
3234 | break; | |
def98dd4 | 3235 | case 'w': |
def98dd4 | 3236 | EXTEND(SP, len); |
bbce6d69 | 3237 | EXTEND_MORTAL(len); |
3238 | { | |
3239 | UV auv = 0; | |
3240 | U32 bytes = 0; | |
3241 | ||
3242 | while ((len > 0) && (s < strend)) { | |
3243 | auv = (auv << 7) | (*s & 0x7f); | |
3244 | if (!(*s++ & 0x80)) { | |
3245 | bytes = 0; | |
3246 | sv = NEWSV(40, 0); | |
3247 | sv_setuv(sv, auv); | |
3248 | PUSHs(sv_2mortal(sv)); | |
3249 | len--; | |
3250 | auv = 0; | |
3251 | } | |
3252 | else if (++bytes >= sizeof(UV)) { /* promote to string */ | |
bbce6d69 | 3253 | char *t; |
3254 | ||
fc36a67e | 3255 | sv = newSVpvf("%.*Vu", (int)TYPE_DIGITS(UV), auv); |
bbce6d69 | 3256 | while (s < strend) { |
3257 | sv = mul128(sv, *s & 0x7f); | |
3258 | if (!(*s++ & 0x80)) { | |
3259 | bytes = 0; | |
3260 | break; | |
3261 | } | |
3262 | } | |
3263 | t = SvPV(sv, na); | |
3264 | while (*t == '0') | |
3265 | t++; | |
3266 | sv_chop(sv, t); | |
3267 | PUSHs(sv_2mortal(sv)); | |
3268 | len--; | |
3269 | auv = 0; | |
3270 | } | |
3271 | } | |
3272 | if ((s >= strend) && bytes) | |
3273 | croak("Unterminated compressed integer"); | |
3274 | } | |
def98dd4 | 3275 | break; |
a0d0e21e LW |
3276 | case 'P': |
3277 | EXTEND(SP, 1); | |
3278 | if (sizeof(char*) > strend - s) | |
3279 | break; | |
3280 | else { | |
3281 | Copy(s, &aptr, 1, char*); | |
3282 | s += sizeof(char*); | |
3283 | } | |
3284 | sv = NEWSV(44, 0); | |
3285 | if (aptr) | |
3286 | sv_setpvn(sv, aptr, len); | |
3287 | PUSHs(sv_2mortal(sv)); | |
3288 | break; | |
ecfc5424 | 3289 | #ifdef HAS_QUAD |
a0d0e21e LW |
3290 | case 'q': |
3291 | EXTEND(SP, len); | |
bbce6d69 | 3292 | EXTEND_MORTAL(len); |
a0d0e21e | 3293 | while (len-- > 0) { |
ecfc5424 | 3294 | if (s + sizeof(Quad_t) > strend) |
a0d0e21e LW |
3295 | aquad = 0; |
3296 | else { | |
ecfc5424 AD |
3297 | Copy(s, &aquad, 1, Quad_t); |
3298 | s += sizeof(Quad_t); | |
a0d0e21e LW |
3299 | } |
3300 | sv = NEWSV(42, 0); | |
96e4d5b1 | 3301 | if (aquad >= IV_MIN && aquad <= IV_MAX) |
3302 | sv_setiv(sv, (IV)aquad); | |
3303 | else | |
3304 | sv_setnv(sv, (double)aquad); | |
a0d0e21e LW |
3305 | PUSHs(sv_2mortal(sv)); |
3306 | } | |
3307 | break; | |
3308 | case 'Q': | |
3309 | EXTEND(SP, len); | |
bbce6d69 | 3310 | EXTEND_MORTAL(len); |
a0d0e21e | 3311 | while (len-- > 0) { |
ecfc5424 | 3312 | if (s + sizeof(unsigned Quad_t) > strend) |
a0d0e21e LW |
3313 | auquad = 0; |
3314 | else { | |
ecfc5424 AD |
3315 | Copy(s, &auquad, 1, unsigned Quad_t); |
3316 | s += sizeof(unsigned Quad_t); | |
a0d0e21e LW |
3317 | } |
3318 | sv = NEWSV(43, 0); | |
96e4d5b1 | 3319 | if (aquad <= UV_MAX) |
3320 | sv_setuv(sv, (UV)auquad); | |
3321 | else | |
3322 | sv_setnv(sv, (double)auquad); | |
a0d0e21e LW |
3323 | PUSHs(sv_2mortal(sv)); |
3324 | } | |
3325 | break; | |
79072805 | 3326 | #endif |
a0d0e21e LW |
3327 | /* float and double added gnb@melba.bby.oz.au 22/11/89 */ |
3328 | case 'f': | |
3329 | case 'F': | |
3330 | along = (strend - s) / sizeof(float); | |
3331 | if (len > along) | |
3332 | len = along; | |
3333 | if (checksum) { | |
3334 | while (len-- > 0) { | |
3335 | Copy(s, &afloat, 1, float); | |
3336 | s += sizeof(float); | |
3337 | cdouble += afloat; | |
3338 | } | |
3339 | } | |
3340 | else { | |
3341 | EXTEND(SP, len); | |
bbce6d69 | 3342 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3343 | while (len-- > 0) { |
3344 | Copy(s, &afloat, 1, float); | |
3345 | s += sizeof(float); | |
3346 | sv = NEWSV(47, 0); | |
3347 | sv_setnv(sv, (double)afloat); | |
3348 | PUSHs(sv_2mortal(sv)); | |
3349 | } | |
3350 | } | |
3351 | break; | |
3352 | case 'd': | |
3353 | case 'D': | |
3354 | along = (strend - s) / sizeof(double); | |
3355 | if (len > along) | |
3356 | len = along; | |
3357 | if (checksum) { | |
3358 | while (len-- > 0) { | |
3359 | Copy(s, &adouble, 1, double); | |
3360 | s += sizeof(double); | |
3361 | cdouble += adouble; | |
3362 | } | |
3363 | } | |
3364 | else { | |
3365 | EXTEND(SP, len); | |
bbce6d69 | 3366 | EXTEND_MORTAL(len); |
a0d0e21e LW |
3367 | while (len-- > 0) { |
3368 | Copy(s, &adouble, 1, double); | |
3369 | s += sizeof(double); | |
3370 | sv = NEWSV(48, 0); | |
3371 | sv_setnv(sv, (double)adouble); | |
3372 | PUSHs(sv_2mortal(sv)); | |
3373 | } | |
3374 | } | |
3375 | break; | |
3376 | case 'u': | |
3377 | along = (strend - s) * 3 / 4; | |
3378 | sv = NEWSV(42, along); | |
f12c7020 | 3379 | if (along) |
3380 | SvPOK_on(sv); | |
a0d0e21e LW |
3381 | while (s < strend && *s > ' ' && *s < 'a') { |
3382 | I32 a, b, c, d; | |
3383 | char hunk[4]; | |
79072805 | 3384 | |
a0d0e21e LW |
3385 | hunk[3] = '\0'; |
3386 | len = (*s++ - ' ') & 077; | |
3387 | while (len > 0) { | |
3388 | if (s < strend && *s >= ' ') | |
3389 | a = (*s++ - ' ') & 077; | |
3390 | else | |
3391 | a = 0; | |
3392 | if (s < strend && *s >= ' ') | |
3393 | b = (*s++ - ' ') & 077; | |
3394 | else | |
3395 | b = 0; | |
3396 | if (s < strend && *s >= ' ') | |
3397 | c = (*s++ - ' ') & 077; | |
3398 | else | |
3399 | c = 0; | |
3400 | if (s < strend && *s >= ' ') | |
3401 | d = (*s++ - ' ') & 077; | |
3402 | else | |
3403 | d = 0; | |
3404 | hunk[0] = a << 2 | b >> 4; | |
3405 | hunk[1] = b << 4 | c >> 2; | |
3406 | hunk[2] = c << 6 | d; | |
3407 | sv_catpvn(sv, hunk, len > 3 ? 3 : len); | |
3408 | len -= 3; | |
3409 | } | |
3410 | if (*s == '\n') | |
3411 | s++; | |
3412 | else if (s[1] == '\n') /* possible checksum byte */ | |
3413 | s += 2; | |
79072805 | 3414 | } |
a0d0e21e LW |
3415 | XPUSHs(sv_2mortal(sv)); |
3416 | break; | |
79072805 | 3417 | } |
a0d0e21e LW |
3418 | if (checksum) { |
3419 | sv = NEWSV(42, 0); | |
3420 | if (strchr("fFdD", datumtype) || | |
3421 | (checksum > 32 && strchr("iIlLN", datumtype)) ) { | |
3422 | double trouble; | |
79072805 | 3423 | |
a0d0e21e LW |
3424 | adouble = 1.0; |
3425 | while (checksum >= 16) { | |
3426 | checksum -= 16; | |
3427 | adouble *= 65536.0; | |
3428 | } | |
3429 | while (checksum >= 4) { | |
3430 | checksum -= 4; | |
3431 | adouble *= 16.0; | |
3432 | } | |
3433 | while (checksum--) | |
3434 | adouble *= 2.0; | |
3435 | along = (1 << checksum) - 1; | |
3436 | while (cdouble < 0.0) | |
3437 | cdouble += adouble; | |
3438 | cdouble = modf(cdouble / adouble, &trouble) * adouble; | |
3439 | sv_setnv(sv, cdouble); | |
3440 | } | |
3441 | else { | |
3442 | if (checksum < 32) { | |
96e4d5b1 | 3443 | aulong = (1 << checksum) - 1; |
3444 | culong &= aulong; | |
a0d0e21e | 3445 | } |
96e4d5b1 | 3446 | sv_setuv(sv, (UV)culong); |
a0d0e21e LW |
3447 | } |
3448 | XPUSHs(sv_2mortal(sv)); | |
3449 | checksum = 0; | |
79072805 | 3450 | } |
79072805 | 3451 | } |
54310121 | 3452 | if (sp == oldsp && gimme == G_SCALAR) |
36477c24 | 3453 | PUSHs(&sv_undef); |
79072805 | 3454 | RETURN; |
79072805 LW |
3455 | } |
3456 | ||
a0d0e21e | 3457 | static void |
8ac85365 | 3458 | doencodes(register SV *sv, register char *s, register I32 len) |
79072805 | 3459 | { |
a0d0e21e | 3460 | char hunk[5]; |
79072805 | 3461 | |
a0d0e21e LW |
3462 | *hunk = len + ' '; |
3463 | sv_catpvn(sv, hunk, 1); | |
3464 | hunk[4] = '\0'; | |
3465 | while (len > 0) { | |
3466 | hunk[0] = ' ' + (077 & (*s >> 2)); | |
3467 | hunk[1] = ' ' + (077 & ((*s << 4) & 060 | (s[1] >> 4) & 017)); | |
3468 | hunk[2] = ' ' + (077 & ((s[1] << 2) & 074 | (s[2] >> 6) & 03)); | |
3469 | hunk[3] = ' ' + (077 & (s[2] & 077)); | |
3470 | sv_catpvn(sv, hunk, 4); | |
3471 | s += 3; | |
3472 | len -= 3; | |
3473 | } | |
3474 | for (s = SvPVX(sv); *s; s++) { | |
3475 | if (*s == ' ') | |
3476 | *s = '`'; | |
3477 | } | |
3478 | sv_catpvn(sv, "\n", 1); | |
79072805 LW |
3479 | } |
3480 | ||
55497cff | 3481 | static SV * |
8ac85365 | 3482 | is_an_int(char *s, STRLEN l) |
55497cff | 3483 | { |
3484 | SV *result = newSVpv("", l); | |
3485 | char *result_c = SvPV(result, na); /* convenience */ | |
3486 | char *out = result_c; | |
3487 | bool skip = 1; | |
3488 | bool ignore = 0; | |
3489 | ||
3490 | while (*s) { | |
3491 | switch (*s) { | |
3492 | case ' ': | |
3493 | break; | |
3494 | case '+': | |
3495 | if (!skip) { | |
3496 | SvREFCNT_dec(result); | |
3497 | return (NULL); | |
3498 | } | |
3499 | break; | |
3500 | case '0': | |
3501 | case '1': | |
3502 | case '2': | |
3503 | case '3': | |
3504 | case '4': | |
3505 | case '5': | |
3506 | case '6': | |
3507 | case '7': | |
3508 | case '8': | |
3509 | case '9': | |
3510 | skip = 0; | |
3511 | if (!ignore) { | |
3512 | *(out++) = *s; | |
3513 | } | |
3514 | break; | |
3515 | case '.': | |
3516 | ignore = 1; | |
3517 | break; | |
3518 | default: | |
3519 | SvREFCNT_dec(result); | |
3520 | return (NULL); | |
3521 | } | |
3522 | s++; | |
3523 | } | |
3524 | *(out++) = '\0'; | |
3525 | SvCUR_set(result, out - result_c); | |
3526 | return (result); | |
3527 | } | |
3528 | ||
3529 | static int | |
8ac85365 NIS |
3530 | div128(SV *pnum, char *done) |
3531 | /* must be '\0' terminated */ | |
3532 | ||
55497cff | 3533 | { |
3534 | STRLEN len; | |
3535 | char *s = SvPV(pnum, len); | |
3536 | int m = 0; | |
3537 | int r = 0; | |
3538 | char *t = s; | |
3539 | ||
3540 | *done = 1; | |
3541 | while (*t) { | |
3542 | int i; | |
3543 | ||
3544 | i = m * 10 + (*t - '0'); | |
3545 | m = i & 0x7F; | |
3546 | r = (i >> 7); /* r < 10 */ | |
3547 | if (r) { | |
3548 | *done = 0; | |
3549 | } | |
3550 | *(t++) = '0' + r; | |
3551 | } | |
3552 | *(t++) = '\0'; | |
3553 | SvCUR_set(pnum, (STRLEN) (t - s)); | |
3554 | return (m); | |
3555 | } | |
3556 | ||
3557 | ||
a0d0e21e | 3558 | PP(pp_pack) |
79072805 | 3559 | { |
a0d0e21e LW |
3560 | dSP; dMARK; dORIGMARK; dTARGET; |
3561 | register SV *cat = TARG; | |
3562 | register I32 items; | |
3563 | STRLEN fromlen; | |
3564 | register char *pat = SvPVx(*++MARK, fromlen); | |
3565 | register char *patend = pat + fromlen; | |
3566 | register I32 len; | |
3567 | I32 datumtype; | |
3568 | SV *fromstr; | |
3569 | /*SUPPRESS 442*/ | |
3570 | static char null10[] = {0,0,0,0,0,0,0,0,0,0}; | |
3571 | static char *space10 = " "; | |
79072805 | 3572 | |
a0d0e21e LW |
3573 | /* These must not be in registers: */ |
3574 | char achar; | |
3575 | I16 ashort; | |
3576 | int aint; | |
3577 | unsigned int auint; | |
3578 | I32 along; | |
3579 | U32 aulong; | |
ecfc5424 AD |
3580 | #ifdef HAS_QUAD |
3581 | Quad_t aquad; | |
3582 | unsigned Quad_t auquad; | |
79072805 | 3583 | #endif |
a0d0e21e LW |
3584 | char *aptr; |
3585 | float afloat; | |
3586 | double adouble; | |
fb73857a | 3587 | int commas = 0; |
79072805 | 3588 | |
a0d0e21e LW |
3589 | items = SP - MARK; |
3590 | MARK++; | |
3591 | sv_setpvn(cat, "", 0); | |
3592 | while (pat < patend) { | |
3593 | #define NEXTFROM (items-- > 0 ? *MARK++ : &sv_no) | |
bbdab043 CS |
3594 | datumtype = *pat++ & 0xFF; |
3595 | if (isSPACE(datumtype)) | |
3596 | continue; | |
a0d0e21e LW |
3597 | if (*pat == '*') { |
3598 | len = strchr("@Xxu", datumtype) ? 0 : items; | |
3599 | pat++; | |
3600 | } | |
3601 | else if (isDIGIT(*pat)) { | |
3602 | len = *pat++ - '0'; | |
3603 | while (isDIGIT(*pat)) | |
3604 | len = (len * 10) + (*pat++ - '0'); | |
3605 | } | |
3606 | else | |
3607 | len = 1; | |
3608 | switch(datumtype) { | |
3609 | default: | |
bbdab043 | 3610 | croak("Invalid type in pack: '%c'", (int)datumtype); |
fb73857a | 3611 | case ',': /* grandfather in commas but with a warning */ |
3612 | if (commas++ == 0 && dowarn) | |
3613 | warn("Invalid type in pack: '%c'", (int)datumtype); | |
3614 | break; | |
a0d0e21e LW |
3615 | case '%': |
3616 | DIE("%% may only be used in unpack"); | |
3617 | case '@': | |
3618 | len -= SvCUR(cat); | |
3619 | if (len > 0) | |
3620 | goto grow; | |
3621 | len = -len; | |
3622 | if (len > 0) | |
3623 | goto shrink; | |
3624 | break; | |
3625 | case 'X': | |
3626 | shrink: | |
3627 | if (SvCUR(cat) < len) | |
3628 | DIE("X outside of string"); | |
3629 | SvCUR(cat) -= len; | |
3630 | *SvEND(cat) = '\0'; | |
3631 | break; | |
3632 | case 'x': | |
3633 | grow: | |
3634 | while (len >= 10) { | |
3635 | sv_catpvn(cat, null10, 10); | |
3636 | len -= 10; | |
3637 | } | |
3638 | sv_catpvn(cat, null10, len); | |
3639 | break; | |
3640 | case 'A': | |
3641 | case 'a': | |
3642 | fromstr = NEXTFROM; | |
3643 | aptr = SvPV(fromstr, fromlen); | |
3644 | if (pat[-1] == '*') | |
3645 | len = fromlen; | |
3646 | if (fromlen > len) | |
3647 | sv_catpvn(cat, aptr, len); | |
3648 | else { | |
3649 | sv_catpvn(cat, aptr, fromlen); | |
3650 | len -= fromlen; | |
3651 | if (datumtype == 'A') { | |
3652 | while (len >= 10) { | |
3653 | sv_catpvn(cat, space10, 10); | |
3654 | len -= 10; | |
3655 | } | |
3656 | sv_catpvn(cat, space10, len); | |
3657 | } | |
3658 | else { | |
3659 | while (len >= 10) { | |
3660 | sv_catpvn(cat, null10, 10); | |
3661 | len -= 10; | |
3662 | } | |
3663 | sv_catpvn(cat, null10, len); | |
3664 | } | |
3665 | } | |
3666 | break; | |
3667 | case 'B': | |
3668 | case 'b': | |
3669 | { | |
3670 | char *savepat = pat; | |
3671 | I32 saveitems; | |
79072805 | 3672 | |
a0d0e21e LW |
3673 | fromstr = NEXTFROM; |
3674 | saveitems = items; | |
3675 | aptr = SvPV(fromstr, fromlen); | |
3676 | if (pat[-1] == '*') | |
3677 | len = fromlen; | |
3678 | pat = aptr; | |
3679 | aint = SvCUR(cat); | |
3680 | SvCUR(cat) += (len+7)/8; | |
3681 | SvGROW(cat, SvCUR(cat) + 1); | |
3682 | aptr = SvPVX(cat) + aint; | |
3683 | if (len > fromlen) | |
3684 | len = fromlen; | |
3685 | aint = len; | |
3686 | items = 0; | |
3687 | if (datumtype == 'B') { | |
3688 | for (len = 0; len++ < aint;) { | |
3689 | items |= *pat++ & 1; | |
3690 | if (len & 7) | |
3691 | items <<= 1; | |
3692 | else { | |
3693 | *aptr++ = items & 0xff; | |
3694 | items = 0; | |
3695 | } | |
3696 | } | |
3697 | } | |
3698 | else { | |
3699 | for (len = 0; len++ < aint;) { | |
3700 | if (*pat++ & 1) | |
3701 | items |= 128; | |
3702 | if (len & 7) | |
3703 | items >>= 1; | |
3704 | else { | |
3705 | *aptr++ = items & 0xff; | |
3706 | items = 0; | |
3707 | } | |
3708 | } | |
3709 | } | |
3710 | if (aint & 7) { | |
3711 | if (datumtype == 'B') | |
3712 | items <<= 7 - (aint & 7); | |
3713 | else | |
3714 | items >>= 7 - (aint & 7); | |
3715 | *aptr++ = items & 0xff; | |
3716 | } | |
3717 | pat = SvPVX(cat) + SvCUR(cat); | |
3718 | while (aptr <= pat) | |
3719 | *aptr++ = '\0'; | |
79072805 | 3720 | |
a0d0e21e LW |
3721 | pat = savepat; |
3722 | items = saveitems; | |
3723 | } | |
3724 | break; | |
3725 | case 'H': | |
3726 | case 'h': | |
3727 | { | |
3728 | char *savepat = pat; | |
3729 | I32 saveitems; | |
79072805 | 3730 | |
a0d0e21e LW |
3731 | fromstr = NEXTFROM; |
3732 | saveitems = items; | |
3733 | aptr = SvPV(fromstr, fromlen); | |
3734 | if (pat[-1] == '*') | |
3735 | len = fromlen; | |
3736 | pat = aptr; | |
3737 | aint = SvCUR(cat); | |
3738 | SvCUR(cat) += (len+1)/2; | |
3739 | SvGROW(cat, SvCUR(cat) + 1); | |
3740 | aptr = SvPVX(cat) + aint; | |
3741 | if (len > fromlen) | |
3742 | len = fromlen; | |
3743 | aint = len; | |
3744 | items = 0; | |
3745 | if (datumtype == 'H') { | |
3746 | for (len = 0; len++ < aint;) { | |
3747 | if (isALPHA(*pat)) | |
3748 | items |= ((*pat++ & 15) + 9) & 15; | |
3749 | else | |
3750 | items |= *pat++ & 15; | |
3751 | if (len & 1) | |
3752 | items <<= 4; | |
3753 | else { | |
3754 | *aptr++ = items & 0xff; | |
3755 | items = 0; | |
3756 | } | |
3757 | } | |
3758 | } | |
3759 | else { | |
3760 | for (len = 0; len++ < aint;) { | |
3761 | if (isALPHA(*pat)) | |
3762 | items |= (((*pat++ & 15) + 9) & 15) << 4; | |
3763 | else | |
3764 | items |= (*pat++ & 15) << 4; | |
3765 | if (len & 1) | |
3766 | items >>= 4; | |
3767 | else { | |
3768 | *aptr++ = items & 0xff; | |
3769 | items = 0; | |
3770 | } | |
3771 | } | |
3772 | } | |
3773 | if (aint & 1) | |
3774 | *aptr++ = items & 0xff; | |
3775 | pat = SvPVX(cat) + SvCUR(cat); | |
3776 | while (aptr <= pat) | |
3777 | *aptr++ = '\0'; | |
79072805 | 3778 | |
a0d0e21e LW |
3779 | pat = savepat; |
3780 | items = saveitems; | |
3781 | } | |
3782 | break; | |
3783 | case 'C': | |
3784 | case 'c': | |
3785 | while (len-- > 0) { | |
3786 | fromstr = NEXTFROM; | |
3787 | aint = SvIV(fromstr); | |
3788 | achar = aint; | |
3789 | sv_catpvn(cat, &achar, sizeof(char)); | |
3790 | } | |
3791 | break; | |
3792 | /* Float and double added by gnb@melba.bby.oz.au 22/11/89 */ | |
3793 | case 'f': | |
3794 | case 'F': | |
3795 | while (len-- > 0) { | |
3796 | fromstr = NEXTFROM; | |
3797 | afloat = (float)SvNV(fromstr); | |
3798 | sv_catpvn(cat, (char *)&afloat, sizeof (float)); | |
3799 | } | |
3800 | break; | |
3801 | case 'd': | |
3802 | case 'D': | |
3803 | while (len-- > 0) { | |
3804 | fromstr = NEXTFROM; | |
3805 | adouble = (double)SvNV(fromstr); | |
3806 | sv_catpvn(cat, (char *)&adouble, sizeof (double)); | |
3807 | } | |
3808 | break; | |
3809 | case 'n': | |
3810 | while (len-- > 0) { | |
3811 | fromstr = NEXTFROM; | |
3812 | ashort = (I16)SvIV(fromstr); | |
3813 | #ifdef HAS_HTONS | |
3814 | ashort = htons(ashort); | |
79072805 | 3815 | #endif |
96e4d5b1 | 3816 | CAT16(cat, &ashort); |
a0d0e21e LW |
3817 | } |
3818 | break; | |
3819 | case 'v': | |
3820 | while (len-- > 0) { | |
3821 | fromstr = NEXTFROM; | |
3822 | ashort = (I16)SvIV(fromstr); | |
3823 | #ifdef HAS_HTOVS | |
3824 | ashort = htovs(ashort); | |
79072805 | 3825 | #endif |
96e4d5b1 | 3826 | CAT16(cat, &ashort); |
a0d0e21e LW |
3827 | } |
3828 | break; | |
3829 | case 'S': | |
3830 | case 's': | |
3831 | while (len-- > 0) { | |
3832 | fromstr = NEXTFROM; | |
3833 | ashort = (I16)SvIV(fromstr); | |
96e4d5b1 | 3834 | CAT16(cat, &ashort); |
a0d0e21e LW |
3835 | } |
3836 | break; | |
3837 | case 'I': | |
3838 | while (len-- > 0) { | |
3839 | fromstr = NEXTFROM; | |
96e4d5b1 | 3840 | auint = SvUV(fromstr); |
a0d0e21e LW |
3841 | sv_catpvn(cat, (char*)&auint, sizeof(unsigned int)); |
3842 | } | |
3843 | break; | |
def98dd4 UP |
3844 | case 'w': |
3845 | while (len-- > 0) { | |
bbce6d69 | 3846 | fromstr = NEXTFROM; |
3847 | adouble = floor(SvNV(fromstr)); | |
3848 | ||
3849 | if (adouble < 0) | |
3850 | croak("Cannot compress negative numbers"); | |
3851 | ||
46fc3d4c | 3852 | if ( |
3853 | #ifdef BW_BITS | |
3854 | adouble <= BW_MASK | |
3855 | #else | |
ef2d312d TH |
3856 | #ifdef CXUX_BROKEN_CONSTANT_CONVERT |
3857 | adouble <= UV_MAX_cxux | |
3858 | #else | |
46fc3d4c | 3859 | adouble <= UV_MAX |
3860 | #endif | |
ef2d312d | 3861 | #endif |
46fc3d4c | 3862 | ) |
3863 | { | |
bbce6d69 | 3864 | char buf[1 + sizeof(UV)]; |
3865 | char *in = buf + sizeof(buf); | |
3866 | UV auv = U_V(adouble);; | |
3867 | ||
3868 | do { | |
3869 | *--in = (auv & 0x7f) | 0x80; | |
3870 | auv >>= 7; | |
3871 | } while (auv); | |
3872 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3873 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3874 | } | |
3875 | else if (SvPOKp(fromstr)) { /* decimal string arithmetics */ | |
3876 | char *from, *result, *in; | |
3877 | SV *norm; | |
3878 | STRLEN len; | |
3879 | bool done; | |
55497cff | 3880 | |
bbce6d69 | 3881 | /* Copy string and check for compliance */ |
3882 | from = SvPV(fromstr, len); | |
3883 | if ((norm = is_an_int(from, len)) == NULL) | |
3884 | croak("can compress only unsigned integer"); | |
3885 | ||
3886 | New('w', result, len, char); | |
3887 | in = result + len; | |
3888 | done = FALSE; | |
3889 | while (!done) | |
3890 | *--in = div128(norm, &done) | 0x80; | |
3891 | result[len - 1] &= 0x7F; /* clear continue bit */ | |
3892 | sv_catpvn(cat, in, (result + len) - in); | |
5f05dabc | 3893 | Safefree(result); |
bbce6d69 | 3894 | SvREFCNT_dec(norm); /* free norm */ |
def98dd4 | 3895 | } |
bbce6d69 | 3896 | else if (SvNOKp(fromstr)) { |
3897 | char buf[sizeof(double) * 2]; /* 8/7 <= 2 */ | |
3898 | char *in = buf + sizeof(buf); | |
3899 | ||
3900 | do { | |
3901 | double next = floor(adouble / 128); | |
3902 | *--in = (unsigned char)(adouble - (next * 128)) | 0x80; | |
3903 | if (--in < buf) /* this cannot happen ;-) */ | |
3904 | croak ("Cannot compress integer"); | |
3905 | adouble = next; | |
3906 | } while (adouble > 0); | |
3907 | buf[sizeof(buf) - 1] &= 0x7f; /* clear continue bit */ | |
3908 | sv_catpvn(cat, in, (buf + sizeof(buf)) - in); | |
3909 | } | |
3910 | else | |
3911 | croak("Cannot compress non integer"); | |
3912 | } | |
def98dd4 | 3913 | break; |
a0d0e21e LW |
3914 | case 'i': |
3915 | while (len-- > 0) { | |
3916 | fromstr = NEXTFROM; | |
3917 | aint = SvIV(fromstr); | |
3918 | sv_catpvn(cat, (char*)&aint, sizeof(int)); | |
3919 | } | |
3920 | break; | |
3921 | case 'N': | |
3922 | while (len-- > 0) { | |
3923 | fromstr = NEXTFROM; | |
96e4d5b1 | 3924 | aulong = SvUV(fromstr); |
a0d0e21e LW |
3925 | #ifdef HAS_HTONL |
3926 | aulong = htonl(aulong); | |
79072805 | 3927 | #endif |
96e4d5b1 | 3928 | CAT32(cat, &aulong); |
a0d0e21e LW |
3929 | } |
3930 | break; | |
3931 | case 'V': | |
3932 | while (len-- > 0) { | |
3933 | fromstr = NEXTFROM; | |
96e4d5b1 | 3934 | aulong = SvUV(fromstr); |
a0d0e21e LW |
3935 | #ifdef HAS_HTOVL |
3936 | aulong = htovl(aulong); | |
79072805 | 3937 | #endif |
96e4d5b1 | 3938 | CAT32(cat, &aulong); |
a0d0e21e LW |
3939 | } |
3940 | break; | |
3941 | case 'L': | |
3942 | while (len-- > 0) { | |
3943 | fromstr = NEXTFROM; | |
96e4d5b1 | 3944 | aulong = SvUV(fromstr); |
3945 | CAT32(cat, &aulong); | |
a0d0e21e LW |
3946 | } |
3947 | break; | |
3948 | case 'l': | |
3949 | while (len-- > 0) { | |
3950 | fromstr = NEXTFROM; | |
3951 | along = SvIV(fromstr); | |
96e4d5b1 | 3952 | CAT32(cat, &along); |
a0d0e21e LW |
3953 | } |
3954 | break; | |
ecfc5424 | 3955 | #ifdef HAS_QUAD |
a0d0e21e LW |
3956 | case 'Q': |
3957 | while (len-- > 0) { | |
3958 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3959 | auquad = (unsigned Quad_t)SvIV(fromstr); |
3960 | sv_catpvn(cat, (char*)&auquad, sizeof(unsigned Quad_t)); | |
a0d0e21e LW |
3961 | } |
3962 | break; | |
3963 | case 'q': | |
3964 | while (len-- > 0) { | |
3965 | fromstr = NEXTFROM; | |
ecfc5424 AD |
3966 | aquad = (Quad_t)SvIV(fromstr); |
3967 | sv_catpvn(cat, (char*)&aquad, sizeof(Quad_t)); | |
a0d0e21e LW |
3968 | } |
3969 | break; | |
ecfc5424 | 3970 | #endif /* HAS_QUAD */ |
a0d0e21e LW |
3971 | case 'P': |
3972 | len = 1; /* assume SV is correct length */ | |
3973 | /* FALL THROUGH */ | |
3974 | case 'p': | |
3975 | while (len-- > 0) { | |
3976 | fromstr = NEXTFROM; | |
72dbcb4b | 3977 | if (fromstr == &sv_undef) |
84902520 | 3978 | aptr = NULL; |
72dbcb4b | 3979 | else { |
84902520 TB |
3980 | /* XXX better yet, could spirit away the string to |
3981 | * a safe spot and hang on to it until the result | |
3982 | * of pack() (and all copies of the result) are | |
3983 | * gone. | |
3984 | */ | |
3985 | if (dowarn && (SvTEMP(fromstr) || SvPADTMP(fromstr))) | |
3986 | warn("Attempt to pack pointer to temporary value"); | |
3987 | if (SvPOK(fromstr) || SvNIOK(fromstr)) | |
3988 | aptr = SvPV(fromstr,na); | |
3989 | else | |
3990 | aptr = SvPV_force(fromstr,na); | |
72dbcb4b | 3991 | } |
a0d0e21e LW |
3992 | sv_catpvn(cat, (char*)&aptr, sizeof(char*)); |
3993 | } | |
3994 | break; | |
3995 | case 'u': | |
3996 | fromstr = NEXTFROM; | |
3997 | aptr = SvPV(fromstr, fromlen); | |
3998 | SvGROW(cat, fromlen * 4 / 3); | |
3999 | if (len <= 1) | |
4000 | len = 45; | |
4001 | else | |
4002 | len = len / 3 * 3; | |
4003 | while (fromlen > 0) { | |
4004 | I32 todo; | |
79072805 | 4005 | |
a0d0e21e LW |
4006 | if (fromlen > len) |
4007 | todo = len; | |
4008 | else | |
4009 | todo = fromlen; | |
4010 | doencodes(cat, aptr, todo); | |
4011 | fromlen -= todo; | |
4012 | aptr += todo; | |
4013 | } | |
4014 | break; | |
4015 | } | |
4016 | } | |
4017 | SvSETMAGIC(cat); | |
4018 | SP = ORIGMARK; | |
4019 | PUSHs(cat); | |
4020 | RETURN; | |
79072805 | 4021 | } |
a0d0e21e | 4022 | #undef NEXTFROM |
79072805 | 4023 | |
a0d0e21e | 4024 | PP(pp_split) |
79072805 | 4025 | { |
a0d0e21e LW |
4026 | dSP; dTARG; |
4027 | AV *ary; | |
4028 | register I32 limit = POPi; /* note, negative is forever */ | |
4029 | SV *sv = POPs; | |
4030 | STRLEN len; | |
4031 | register char *s = SvPV(sv, len); | |
4032 | char *strend = s + len; | |
44a8e56a | 4033 | register PMOP *pm; |
4034 | register REGEXP *rx; | |
a0d0e21e LW |
4035 | register SV *dstr; |
4036 | register char *m; | |
4037 | I32 iters = 0; | |
4038 | I32 maxiters = (strend - s) + 10; | |
4039 | I32 i; | |
4040 | char *orig; | |
4041 | I32 origlimit = limit; | |
4042 | I32 realarray = 0; | |
4043 | I32 base; | |
f12c7020 | 4044 | AV *oldstack = curstack; |
54310121 | 4045 | I32 gimme = GIMME_V; |