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Mopup for #6207 and #6209.
[p5sagit/p5-mst-13.2.git] / ext / B / B.xs
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a8a597b2 1/* B.xs
2 *
3 * Copyright (c) 1996 Malcolm Beattie
4 *
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.
7 *
8 */
9
c5be433b 10#define PERL_NO_GET_CONTEXT
a8a597b2 11#include "EXTERN.h"
12#include "perl.h"
13#include "XSUB.h"
a8a597b2 14
51aa15f3 15#ifdef PERL_OBJECT
22c35a8c 16#undef PL_op_name
17#undef PL_opargs
18#undef PL_op_desc
0cb96387 19#define PL_op_name (get_op_names())
20#define PL_opargs (get_opargs())
21#define PL_op_desc (get_op_descs())
51aa15f3 22#endif
23
24#ifdef PerlIO
25typedef PerlIO * InputStream;
26#else
27typedef FILE * InputStream;
28#endif
29
30
a8a597b2 31static char *svclassnames[] = {
32 "B::NULL",
33 "B::IV",
34 "B::NV",
35 "B::RV",
36 "B::PV",
37 "B::PVIV",
38 "B::PVNV",
39 "B::PVMG",
40 "B::BM",
41 "B::PVLV",
42 "B::AV",
43 "B::HV",
44 "B::CV",
45 "B::GV",
46 "B::FM",
47 "B::IO",
48};
49
50typedef enum {
51 OPc_NULL, /* 0 */
52 OPc_BASEOP, /* 1 */
53 OPc_UNOP, /* 2 */
54 OPc_BINOP, /* 3 */
55 OPc_LOGOP, /* 4 */
1a67a97c 56 OPc_LISTOP, /* 5 */
57 OPc_PMOP, /* 6 */
58 OPc_SVOP, /* 7 */
7934575e 59 OPc_PADOP, /* 8 */
1a67a97c 60 OPc_PVOP, /* 9 */
61 OPc_CVOP, /* 10 */
62 OPc_LOOP, /* 11 */
63 OPc_COP /* 12 */
a8a597b2 64} opclass;
65
66static char *opclassnames[] = {
67 "B::NULL",
68 "B::OP",
69 "B::UNOP",
70 "B::BINOP",
71 "B::LOGOP",
a8a597b2 72 "B::LISTOP",
73 "B::PMOP",
74 "B::SVOP",
7934575e 75 "B::PADOP",
a8a597b2 76 "B::PVOP",
77 "B::CVOP",
78 "B::LOOP",
79 "B::COP"
80};
81
82static int walkoptree_debug = 0; /* Flag for walkoptree debug hook */
83
e8fcef16 84static SV *specialsv_list[6];
e8edd1e6 85
a8a597b2 86static opclass
cea2e8a9 87cc_opclass(pTHX_ OP *o)
a8a597b2 88{
89 if (!o)
90 return OPc_NULL;
91
92 if (o->op_type == 0)
93 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
94
95 if (o->op_type == OP_SASSIGN)
96 return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP);
97
18228111 98#ifdef USE_ITHREADS
99 if (o->op_type == OP_GV || o->op_type == OP_GVSV || o->op_type == OP_AELEMFAST)
100 return OPc_PADOP;
101#endif
102
22c35a8c 103 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
a8a597b2 104 case OA_BASEOP:
105 return OPc_BASEOP;
106
107 case OA_UNOP:
108 return OPc_UNOP;
109
110 case OA_BINOP:
111 return OPc_BINOP;
112
113 case OA_LOGOP:
114 return OPc_LOGOP;
115
a8a597b2 116 case OA_LISTOP:
117 return OPc_LISTOP;
118
119 case OA_PMOP:
120 return OPc_PMOP;
121
122 case OA_SVOP:
123 return OPc_SVOP;
124
7934575e 125 case OA_PADOP:
126 return OPc_PADOP;
a8a597b2 127
293d3ffa 128 case OA_PVOP_OR_SVOP:
129 /*
130 * Character translations (tr///) are usually a PVOP, keeping a
131 * pointer to a table of shorts used to look up translations.
132 * Under utf8, however, a simple table isn't practical; instead,
133 * the OP is an SVOP, and the SV is a reference to a swash
134 * (i.e., an RV pointing to an HV).
135 */
136 return (o->op_private & (OPpTRANS_TO_UTF|OPpTRANS_FROM_UTF))
137 ? OPc_SVOP : OPc_PVOP;
a8a597b2 138
139 case OA_LOOP:
140 return OPc_LOOP;
141
142 case OA_COP:
143 return OPc_COP;
144
145 case OA_BASEOP_OR_UNOP:
146 /*
147 * UNI(OP_foo) in toke.c returns token UNI or FUNC1 depending on
45f6cd40 148 * whether parens were seen. perly.y uses OPf_SPECIAL to
149 * signal whether a BASEOP had empty parens or none.
150 * Some other UNOPs are created later, though, so the best
151 * test is OPf_KIDS, which is set in newUNOP.
a8a597b2 152 */
45f6cd40 153 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
a8a597b2 154
155 case OA_FILESTATOP:
156 /*
157 * The file stat OPs are created via UNI(OP_foo) in toke.c but use
158 * the OPf_REF flag to distinguish between OP types instead of the
159 * usual OPf_SPECIAL flag. As usual, if OPf_KIDS is set, then we
160 * return OPc_UNOP so that walkoptree can find our children. If
161 * OPf_KIDS is not set then we check OPf_REF. Without OPf_REF set
162 * (no argument to the operator) it's an OP; with OPf_REF set it's
7934575e 163 * an SVOP (and op_sv is the GV for the filehandle argument).
a8a597b2 164 */
165 return ((o->op_flags & OPf_KIDS) ? OPc_UNOP :
93865851 166#ifdef USE_ITHREADS
167 (o->op_flags & OPf_REF) ? OPc_PADOP : OPc_BASEOP);
168#else
7934575e 169 (o->op_flags & OPf_REF) ? OPc_SVOP : OPc_BASEOP);
93865851 170#endif
a8a597b2 171 case OA_LOOPEXOP:
172 /*
173 * next, last, redo, dump and goto use OPf_SPECIAL to indicate that a
174 * label was omitted (in which case it's a BASEOP) or else a term was
175 * seen. In this last case, all except goto are definitely PVOP but
176 * goto is either a PVOP (with an ordinary constant label), an UNOP
177 * with OPf_STACKED (with a non-constant non-sub) or an UNOP for
178 * OP_REFGEN (with goto &sub) in which case OPf_STACKED also seems to
179 * get set.
180 */
181 if (o->op_flags & OPf_STACKED)
182 return OPc_UNOP;
183 else if (o->op_flags & OPf_SPECIAL)
184 return OPc_BASEOP;
185 else
186 return OPc_PVOP;
187 }
188 warn("can't determine class of operator %s, assuming BASEOP\n",
22c35a8c 189 PL_op_name[o->op_type]);
a8a597b2 190 return OPc_BASEOP;
191}
192
193static char *
cea2e8a9 194cc_opclassname(pTHX_ OP *o)
a8a597b2 195{
cea2e8a9 196 return opclassnames[cc_opclass(aTHX_ o)];
a8a597b2 197}
198
199static SV *
cea2e8a9 200make_sv_object(pTHX_ SV *arg, SV *sv)
a8a597b2 201{
202 char *type = 0;
203 IV iv;
204
e8edd1e6 205 for (iv = 0; iv < sizeof(specialsv_list)/sizeof(SV*); iv++) {
206 if (sv == specialsv_list[iv]) {
a8a597b2 207 type = "B::SPECIAL";
208 break;
209 }
210 }
211 if (!type) {
212 type = svclassnames[SvTYPE(sv)];
56431972 213 iv = PTR2IV(sv);
a8a597b2 214 }
215 sv_setiv(newSVrv(arg, type), iv);
216 return arg;
217}
218
219static SV *
cea2e8a9 220make_mg_object(pTHX_ SV *arg, MAGIC *mg)
a8a597b2 221{
56431972 222 sv_setiv(newSVrv(arg, "B::MAGIC"), PTR2IV(mg));
a8a597b2 223 return arg;
224}
225
226static SV *
cea2e8a9 227cstring(pTHX_ SV *sv)
a8a597b2 228{
79cb57f6 229 SV *sstr = newSVpvn("", 0);
a8a597b2 230 STRLEN len;
231 char *s;
232
233 if (!SvOK(sv))
234 sv_setpvn(sstr, "0", 1);
235 else
236 {
237 /* XXX Optimise? */
238 s = SvPV(sv, len);
239 sv_catpv(sstr, "\"");
240 for (; len; len--, s++)
241 {
242 /* At least try a little for readability */
243 if (*s == '"')
244 sv_catpv(sstr, "\\\"");
245 else if (*s == '\\')
246 sv_catpv(sstr, "\\\\");
247 else if (*s >= ' ' && *s < 127) /* XXX not portable */
248 sv_catpvn(sstr, s, 1);
249 else if (*s == '\n')
250 sv_catpv(sstr, "\\n");
251 else if (*s == '\r')
252 sv_catpv(sstr, "\\r");
253 else if (*s == '\t')
254 sv_catpv(sstr, "\\t");
255 else if (*s == '\a')
256 sv_catpv(sstr, "\\a");
257 else if (*s == '\b')
258 sv_catpv(sstr, "\\b");
259 else if (*s == '\f')
260 sv_catpv(sstr, "\\f");
261 else if (*s == '\v')
262 sv_catpv(sstr, "\\v");
263 else
264 {
265 /* no trigraph support */
266 char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */
267 /* Don't want promotion of a signed -1 char in sprintf args */
268 unsigned char c = (unsigned char) *s;
269 sprintf(escbuff, "\\%03o", c);
270 sv_catpv(sstr, escbuff);
271 }
272 /* XXX Add line breaks if string is long */
273 }
274 sv_catpv(sstr, "\"");
275 }
276 return sstr;
277}
278
279static SV *
cea2e8a9 280cchar(pTHX_ SV *sv)
a8a597b2 281{
79cb57f6 282 SV *sstr = newSVpvn("'", 1);
2d8e6c8d 283 STRLEN n_a;
284 char *s = SvPV(sv, n_a);
a8a597b2 285
286 if (*s == '\'')
287 sv_catpv(sstr, "\\'");
288 else if (*s == '\\')
289 sv_catpv(sstr, "\\\\");
290 else if (*s >= ' ' && *s < 127) /* XXX not portable */
291 sv_catpvn(sstr, s, 1);
292 else if (*s == '\n')
293 sv_catpv(sstr, "\\n");
294 else if (*s == '\r')
295 sv_catpv(sstr, "\\r");
296 else if (*s == '\t')
297 sv_catpv(sstr, "\\t");
298 else if (*s == '\a')
299 sv_catpv(sstr, "\\a");
300 else if (*s == '\b')
301 sv_catpv(sstr, "\\b");
302 else if (*s == '\f')
303 sv_catpv(sstr, "\\f");
304 else if (*s == '\v')
305 sv_catpv(sstr, "\\v");
306 else
307 {
308 /* no trigraph support */
309 char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */
310 /* Don't want promotion of a signed -1 char in sprintf args */
311 unsigned char c = (unsigned char) *s;
312 sprintf(escbuff, "\\%03o", c);
313 sv_catpv(sstr, escbuff);
314 }
315 sv_catpv(sstr, "'");
316 return sstr;
317}
318
a8a597b2 319void
cea2e8a9 320walkoptree(pTHX_ SV *opsv, char *method)
a8a597b2 321{
322 dSP;
323 OP *o;
324
325 if (!SvROK(opsv))
326 croak("opsv is not a reference");
327 opsv = sv_mortalcopy(opsv);
56431972 328 o = INT2PTR(OP*,SvIV((SV*)SvRV(opsv)));
a8a597b2 329 if (walkoptree_debug) {
330 PUSHMARK(sp);
331 XPUSHs(opsv);
332 PUTBACK;
333 perl_call_method("walkoptree_debug", G_DISCARD);
334 }
335 PUSHMARK(sp);
336 XPUSHs(opsv);
337 PUTBACK;
338 perl_call_method(method, G_DISCARD);
339 if (o && (o->op_flags & OPf_KIDS)) {
340 OP *kid;
341 for (kid = ((UNOP*)o)->op_first; kid; kid = kid->op_sibling) {
342 /* Use the same opsv. Rely on methods not to mess it up. */
56431972 343 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
cea2e8a9 344 walkoptree(aTHX_ opsv, method);
a8a597b2 345 }
346 }
347}
348
349typedef OP *B__OP;
350typedef UNOP *B__UNOP;
351typedef BINOP *B__BINOP;
352typedef LOGOP *B__LOGOP;
a8a597b2 353typedef LISTOP *B__LISTOP;
354typedef PMOP *B__PMOP;
355typedef SVOP *B__SVOP;
7934575e 356typedef PADOP *B__PADOP;
a8a597b2 357typedef PVOP *B__PVOP;
358typedef LOOP *B__LOOP;
359typedef COP *B__COP;
360
361typedef SV *B__SV;
362typedef SV *B__IV;
363typedef SV *B__PV;
364typedef SV *B__NV;
365typedef SV *B__PVMG;
366typedef SV *B__PVLV;
367typedef SV *B__BM;
368typedef SV *B__RV;
369typedef AV *B__AV;
370typedef HV *B__HV;
371typedef CV *B__CV;
372typedef GV *B__GV;
373typedef IO *B__IO;
374
375typedef MAGIC *B__MAGIC;
376
377MODULE = B PACKAGE = B PREFIX = B_
378
379PROTOTYPES: DISABLE
380
381BOOT:
4c1f658f 382{
383 HV *stash = gv_stashpvn("B", 1, TRUE);
384 AV *export_ok = perl_get_av("B::EXPORT_OK",TRUE);
e8edd1e6 385 specialsv_list[0] = Nullsv;
386 specialsv_list[1] = &PL_sv_undef;
387 specialsv_list[2] = &PL_sv_yes;
388 specialsv_list[3] = &PL_sv_no;
e8fcef16 389 specialsv_list[4] = pWARN_ALL;
390 specialsv_list[5] = pWARN_NONE;
4c1f658f 391#include "defsubs.h"
392}
a8a597b2 393
3280af22 394#define B_main_cv() PL_main_cv
31d7d75a 395#define B_init_av() PL_initav
e8fcef16 396#define B_begin_av() PL_beginav_save
397#define B_end_av() PL_endav
3280af22 398#define B_main_root() PL_main_root
399#define B_main_start() PL_main_start
56eca212 400#define B_amagic_generation() PL_amagic_generation
3280af22 401#define B_comppadlist() (PL_main_cv ? CvPADLIST(PL_main_cv) : CvPADLIST(PL_compcv))
402#define B_sv_undef() &PL_sv_undef
403#define B_sv_yes() &PL_sv_yes
404#define B_sv_no() &PL_sv_no
a8a597b2 405
31d7d75a 406B::AV
407B_init_av()
408
e8fcef16 409B::AV
410B_begin_av()
411B::AV
412B_end_av()
a8a597b2 413B::CV
414B_main_cv()
415
416B::OP
417B_main_root()
418
419B::OP
420B_main_start()
421
56eca212 422long
423B_amagic_generation()
424
a8a597b2 425B::AV
426B_comppadlist()
427
428B::SV
429B_sv_undef()
430
431B::SV
432B_sv_yes()
433
434B::SV
435B_sv_no()
436
437MODULE = B PACKAGE = B
438
439
440void
441walkoptree(opsv, method)
442 SV * opsv
443 char * method
cea2e8a9 444 CODE:
445 walkoptree(aTHX_ opsv, method);
a8a597b2 446
447int
448walkoptree_debug(...)
449 CODE:
450 RETVAL = walkoptree_debug;
451 if (items > 0 && SvTRUE(ST(1)))
452 walkoptree_debug = 1;
453 OUTPUT:
454 RETVAL
455
56431972 456#define address(sv) PTR2IV(sv)
a8a597b2 457
458IV
459address(sv)
460 SV * sv
461
462B::SV
463svref_2object(sv)
464 SV * sv
465 CODE:
466 if (!SvROK(sv))
467 croak("argument is not a reference");
468 RETVAL = (SV*)SvRV(sv);
469 OUTPUT:
0cc1d052 470 RETVAL
471
472void
473opnumber(name)
474char * name
475CODE:
476{
477 int i;
478 IV result = -1;
479 ST(0) = sv_newmortal();
480 if (strncmp(name,"pp_",3) == 0)
481 name += 3;
482 for (i = 0; i < PL_maxo; i++)
483 {
484 if (strcmp(name, PL_op_name[i]) == 0)
485 {
486 result = i;
487 break;
488 }
489 }
490 sv_setiv(ST(0),result);
491}
a8a597b2 492
493void
494ppname(opnum)
495 int opnum
496 CODE:
497 ST(0) = sv_newmortal();
3280af22 498 if (opnum >= 0 && opnum < PL_maxo) {
a8a597b2 499 sv_setpvn(ST(0), "pp_", 3);
22c35a8c 500 sv_catpv(ST(0), PL_op_name[opnum]);
a8a597b2 501 }
502
503void
504hash(sv)
505 SV * sv
506 CODE:
507 char *s;
508 STRLEN len;
509 U32 hash = 0;
faccc32b 510 char hexhash[19]; /* must fit "0xffffffffffffffff" plus trailing \0 */
a8a597b2 511 s = SvPV(sv, len);
cf86991c 512 PERL_HASH(hash, s, len);
faccc32b 513 sprintf(hexhash, "0x%"UVxf, (UV)hash);
a8a597b2 514 ST(0) = sv_2mortal(newSVpv(hexhash, 0));
515
516#define cast_I32(foo) (I32)foo
517IV
518cast_I32(i)
519 IV i
520
521void
522minus_c()
523 CODE:
3280af22 524 PL_minus_c = TRUE;
a8a597b2 525
e8fcef16 526void
527save_BEGINs()
528 CODE:
529 PL_minus_c |= 0x10;
a8a597b2 530SV *
531cstring(sv)
532 SV * sv
cea2e8a9 533 CODE:
534 RETVAL = cstring(aTHX_ sv);
535 OUTPUT:
536 RETVAL
a8a597b2 537
538SV *
539cchar(sv)
540 SV * sv
cea2e8a9 541 CODE:
542 RETVAL = cchar(aTHX_ sv);
543 OUTPUT:
544 RETVAL
a8a597b2 545
546void
547threadsv_names()
548 PPCODE:
549#ifdef USE_THREADS
550 int i;
533c011a 551 STRLEN len = strlen(PL_threadsv_names);
a8a597b2 552
553 EXTEND(sp, len);
554 for (i = 0; i < len; i++)
79cb57f6 555 PUSHs(sv_2mortal(newSVpvn(&PL_threadsv_names[i], 1)));
a8a597b2 556#endif
557
558
559#define OP_next(o) o->op_next
560#define OP_sibling(o) o->op_sibling
22c35a8c 561#define OP_desc(o) PL_op_desc[o->op_type]
a8a597b2 562#define OP_targ(o) o->op_targ
563#define OP_type(o) o->op_type
564#define OP_seq(o) o->op_seq
565#define OP_flags(o) o->op_flags
566#define OP_private(o) o->op_private
567
568MODULE = B PACKAGE = B::OP PREFIX = OP_
569
570B::OP
571OP_next(o)
572 B::OP o
573
574B::OP
575OP_sibling(o)
576 B::OP o
577
578char *
3f872cb9 579OP_name(o)
580 B::OP o
581 CODE:
582 ST(0) = sv_newmortal();
583 sv_setpv(ST(0), PL_op_name[o->op_type]);
584
585
586char *
a8a597b2 587OP_ppaddr(o)
588 B::OP o
dc333d64 589 PREINIT:
590 int i;
591 SV *sv = sv_newmortal();
a8a597b2 592 CODE:
dc333d64 593 sv_setpvn(sv, "PL_ppaddr[OP_", 13);
594 sv_catpv(sv, PL_op_name[o->op_type]);
595 for (i=13; i<SvCUR(sv); ++i)
596 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
597 sv_catpv(sv, "]");
598 ST(0) = sv;
a8a597b2 599
600char *
601OP_desc(o)
602 B::OP o
603
7934575e 604PADOFFSET
a8a597b2 605OP_targ(o)
606 B::OP o
607
608U16
609OP_type(o)
610 B::OP o
611
612U16
613OP_seq(o)
614 B::OP o
615
616U8
617OP_flags(o)
618 B::OP o
619
620U8
621OP_private(o)
622 B::OP o
623
624#define UNOP_first(o) o->op_first
625
626MODULE = B PACKAGE = B::UNOP PREFIX = UNOP_
627
628B::OP
629UNOP_first(o)
630 B::UNOP o
631
632#define BINOP_last(o) o->op_last
633
634MODULE = B PACKAGE = B::BINOP PREFIX = BINOP_
635
636B::OP
637BINOP_last(o)
638 B::BINOP o
639
640#define LOGOP_other(o) o->op_other
641
642MODULE = B PACKAGE = B::LOGOP PREFIX = LOGOP_
643
644B::OP
645LOGOP_other(o)
646 B::LOGOP o
647
a8a597b2 648#define LISTOP_children(o) o->op_children
649
650MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
651
652U32
653LISTOP_children(o)
654 B::LISTOP o
655
656#define PMOP_pmreplroot(o) o->op_pmreplroot
657#define PMOP_pmreplstart(o) o->op_pmreplstart
658#define PMOP_pmnext(o) o->op_pmnext
659#define PMOP_pmregexp(o) o->op_pmregexp
660#define PMOP_pmflags(o) o->op_pmflags
661#define PMOP_pmpermflags(o) o->op_pmpermflags
662
663MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
664
665void
666PMOP_pmreplroot(o)
667 B::PMOP o
668 OP * root = NO_INIT
669 CODE:
670 ST(0) = sv_newmortal();
671 root = o->op_pmreplroot;
672 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
673 if (o->op_type == OP_PUSHRE) {
674 sv_setiv(newSVrv(ST(0), root ?
675 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 676 PTR2IV(root));
a8a597b2 677 }
678 else {
56431972 679 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2 680 }
681
682B::OP
683PMOP_pmreplstart(o)
684 B::PMOP o
685
686B::PMOP
687PMOP_pmnext(o)
688 B::PMOP o
689
690U16
691PMOP_pmflags(o)
692 B::PMOP o
693
694U16
695PMOP_pmpermflags(o)
696 B::PMOP o
697
698void
699PMOP_precomp(o)
700 B::PMOP o
701 REGEXP * rx = NO_INIT
702 CODE:
703 ST(0) = sv_newmortal();
704 rx = o->op_pmregexp;
705 if (rx)
706 sv_setpvn(ST(0), rx->precomp, rx->prelen);
707
e8fcef16 708#define SVOP_sv(o) cSVOPo_sv
709#define SVOP_gv(o) cGVOPo_gv
a8a597b2 710
711MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_
712
a8a597b2 713B::SV
714SVOP_sv(o)
715 B::SVOP o
716
f22444f5 717B::GV
065a1863 718SVOP_gv(o)
719 B::SVOP o
720
7934575e 721#define PADOP_padix(o) o->op_padix
722#define PADOP_sv(o) (o->op_padix ? PL_curpad[o->op_padix] : Nullsv)
723#define PADOP_gv(o) ((o->op_padix \
724 && SvTYPE(PL_curpad[o->op_padix]) == SVt_PVGV) \
725 ? (GV*)PL_curpad[o->op_padix] : Nullgv)
a8a597b2 726
7934575e 727MODULE = B PACKAGE = B::PADOP PREFIX = PADOP_
728
729PADOFFSET
730PADOP_padix(o)
731 B::PADOP o
732
733B::SV
734PADOP_sv(o)
735 B::PADOP o
a8a597b2 736
737B::GV
7934575e 738PADOP_gv(o)
739 B::PADOP o
a8a597b2 740
741MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
742
743void
744PVOP_pv(o)
745 B::PVOP o
746 CODE:
747 /*
748 * OP_TRANS uses op_pv to point to a table of 256 shorts
749 * whereas other PVOPs point to a null terminated string.
750 */
751 ST(0) = sv_2mortal(newSVpv(o->op_pv, (o->op_type == OP_TRANS) ?
752 256 * sizeof(short) : 0));
753
754#define LOOP_redoop(o) o->op_redoop
755#define LOOP_nextop(o) o->op_nextop
756#define LOOP_lastop(o) o->op_lastop
757
758MODULE = B PACKAGE = B::LOOP PREFIX = LOOP_
759
760
761B::OP
762LOOP_redoop(o)
763 B::LOOP o
764
765B::OP
766LOOP_nextop(o)
767 B::LOOP o
768
769B::OP
770LOOP_lastop(o)
771 B::LOOP o
772
773#define COP_label(o) o->cop_label
11faa288 774#define COP_stashpv(o) CopSTASHPV(o)
775#define COP_stash(o) CopSTASH(o)
57843af0 776#define COP_file(o) CopFILE(o)
a8a597b2 777#define COP_cop_seq(o) o->cop_seq
778#define COP_arybase(o) o->cop_arybase
57843af0 779#define COP_line(o) CopLINE(o)
b295d113 780#define COP_warnings(o) o->cop_warnings
a8a597b2 781
782MODULE = B PACKAGE = B::COP PREFIX = COP_
783
784char *
785COP_label(o)
786 B::COP o
787
11faa288 788char *
789COP_stashpv(o)
790 B::COP o
791
a8a597b2 792B::HV
793COP_stash(o)
794 B::COP o
795
57843af0 796char *
797COP_file(o)
a8a597b2 798 B::COP o
799
800U32
801COP_cop_seq(o)
802 B::COP o
803
804I32
805COP_arybase(o)
806 B::COP o
807
808U16
809COP_line(o)
810 B::COP o
811
b295d113 812B::SV
813COP_warnings(o)
814 B::COP o
815
a8a597b2 816MODULE = B PACKAGE = B::SV PREFIX = Sv
817
818U32
819SvREFCNT(sv)
820 B::SV sv
821
822U32
823SvFLAGS(sv)
824 B::SV sv
825
826MODULE = B PACKAGE = B::IV PREFIX = Sv
827
828IV
829SvIV(sv)
830 B::IV sv
831
832IV
833SvIVX(sv)
834 B::IV sv
835
0ca04487 836UV
837SvUVX(sv)
838 B::IV sv
839
840
a8a597b2 841MODULE = B PACKAGE = B::IV
842
843#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
844
845int
846needs64bits(sv)
847 B::IV sv
848
849void
850packiv(sv)
851 B::IV sv
852 CODE:
853 if (sizeof(IV) == 8) {
854 U32 wp[2];
855 IV iv = SvIVX(sv);
856 /*
857 * The following way of spelling 32 is to stop compilers on
858 * 32-bit architectures from moaning about the shift count
859 * being >= the width of the type. Such architectures don't
860 * reach this code anyway (unless sizeof(IV) > 8 but then
861 * everything else breaks too so I'm not fussed at the moment).
862 */
42718184 863#ifdef UV_IS_QUAD
864 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
865#else
866 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
867#endif
a8a597b2 868 wp[1] = htonl(iv & 0xffffffff);
79cb57f6 869 ST(0) = sv_2mortal(newSVpvn((char *)wp, 8));
a8a597b2 870 } else {
871 U32 w = htonl((U32)SvIVX(sv));
79cb57f6 872 ST(0) = sv_2mortal(newSVpvn((char *)&w, 4));
a8a597b2 873 }
874
875MODULE = B PACKAGE = B::NV PREFIX = Sv
876
877double
878SvNV(sv)
879 B::NV sv
880
881double
882SvNVX(sv)
883 B::NV sv
884
885MODULE = B PACKAGE = B::RV PREFIX = Sv
886
887B::SV
888SvRV(sv)
889 B::RV sv
890
891MODULE = B PACKAGE = B::PV PREFIX = Sv
892
893void
894SvPV(sv)
895 B::PV sv
896 CODE:
897 ST(0) = sv_newmortal();
898 sv_setpvn(ST(0), SvPVX(sv), SvCUR(sv));
899
445a12f6 900STRLEN
901SvLEN(sv)
902 B::PV sv
903
904STRLEN
905SvCUR(sv)
906 B::PV sv
907
a8a597b2 908MODULE = B PACKAGE = B::PVMG PREFIX = Sv
909
910void
911SvMAGIC(sv)
912 B::PVMG sv
913 MAGIC * mg = NO_INIT
914 PPCODE:
915 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
cea2e8a9 916 XPUSHs(make_mg_object(aTHX_ sv_newmortal(), mg));
a8a597b2 917
918MODULE = B PACKAGE = B::PVMG
919
920B::HV
921SvSTASH(sv)
922 B::PVMG sv
923
924#define MgMOREMAGIC(mg) mg->mg_moremagic
925#define MgPRIVATE(mg) mg->mg_private
926#define MgTYPE(mg) mg->mg_type
927#define MgFLAGS(mg) mg->mg_flags
928#define MgOBJ(mg) mg->mg_obj
88b39979 929#define MgLENGTH(mg) mg->mg_len
a8a597b2 930
931MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
932
933B::MAGIC
934MgMOREMAGIC(mg)
935 B::MAGIC mg
936
937U16
938MgPRIVATE(mg)
939 B::MAGIC mg
940
941char
942MgTYPE(mg)
943 B::MAGIC mg
944
945U8
946MgFLAGS(mg)
947 B::MAGIC mg
948
949B::SV
950MgOBJ(mg)
951 B::MAGIC mg
952
88b39979 953I32
954MgLENGTH(mg)
955 B::MAGIC mg
956
a8a597b2 957void
958MgPTR(mg)
959 B::MAGIC mg
960 CODE:
961 ST(0) = sv_newmortal();
88b39979 962 if (mg->mg_ptr){
963 if (mg->mg_len >= 0){
964 sv_setpvn(ST(0), mg->mg_ptr, mg->mg_len);
965 } else {
966 if (mg->mg_len == HEf_SVKEY)
967 sv_setsv(ST(0),newRV((SV*)mg->mg_ptr));
968 }
969 }
a8a597b2 970
971MODULE = B PACKAGE = B::PVLV PREFIX = Lv
972
973U32
974LvTARGOFF(sv)
975 B::PVLV sv
976
977U32
978LvTARGLEN(sv)
979 B::PVLV sv
980
981char
982LvTYPE(sv)
983 B::PVLV sv
984
985B::SV
986LvTARG(sv)
987 B::PVLV sv
988
989MODULE = B PACKAGE = B::BM PREFIX = Bm
990
991I32
992BmUSEFUL(sv)
993 B::BM sv
994
995U16
996BmPREVIOUS(sv)
997 B::BM sv
998
999U8
1000BmRARE(sv)
1001 B::BM sv
1002
1003void
1004BmTABLE(sv)
1005 B::BM sv
1006 STRLEN len = NO_INIT
1007 char * str = NO_INIT
1008 CODE:
1009 str = SvPV(sv, len);
1010 /* Boyer-Moore table is just after string and its safety-margin \0 */
79cb57f6 1011 ST(0) = sv_2mortal(newSVpvn(str + len + 1, 256));
a8a597b2 1012
1013MODULE = B PACKAGE = B::GV PREFIX = Gv
1014
1015void
1016GvNAME(gv)
1017 B::GV gv
1018 CODE:
79cb57f6 1019 ST(0) = sv_2mortal(newSVpvn(GvNAME(gv), GvNAMELEN(gv)));
a8a597b2 1020
87d7fd28 1021bool
1022is_empty(gv)
1023 B::GV gv
1024 CODE:
1025 RETVAL = GvGP(gv) == Null(GP*);
1026 OUTPUT:
1027 RETVAL
1028
a8a597b2 1029B::HV
1030GvSTASH(gv)
1031 B::GV gv
1032
1033B::SV
1034GvSV(gv)
1035 B::GV gv
1036
1037B::IO
1038GvIO(gv)
1039 B::GV gv
1040
1041B::CV
1042GvFORM(gv)
1043 B::GV gv
1044
1045B::AV
1046GvAV(gv)
1047 B::GV gv
1048
1049B::HV
1050GvHV(gv)
1051 B::GV gv
1052
1053B::GV
1054GvEGV(gv)
1055 B::GV gv
1056
1057B::CV
1058GvCV(gv)
1059 B::GV gv
1060
1061U32
1062GvCVGEN(gv)
1063 B::GV gv
1064
1065U16
1066GvLINE(gv)
1067 B::GV gv
1068
b195d487 1069char *
1070GvFILE(gv)
1071 B::GV gv
1072
a8a597b2 1073B::GV
1074GvFILEGV(gv)
1075 B::GV gv
1076
1077MODULE = B PACKAGE = B::GV
1078
1079U32
1080GvREFCNT(gv)
1081 B::GV gv
1082
1083U8
1084GvFLAGS(gv)
1085 B::GV gv
1086
1087MODULE = B PACKAGE = B::IO PREFIX = Io
1088
1089long
1090IoLINES(io)
1091 B::IO io
1092
1093long
1094IoPAGE(io)
1095 B::IO io
1096
1097long
1098IoPAGE_LEN(io)
1099 B::IO io
1100
1101long
1102IoLINES_LEFT(io)
1103 B::IO io
1104
1105char *
1106IoTOP_NAME(io)
1107 B::IO io
1108
1109B::GV
1110IoTOP_GV(io)
1111 B::IO io
1112
1113char *
1114IoFMT_NAME(io)
1115 B::IO io
1116
1117B::GV
1118IoFMT_GV(io)
1119 B::IO io
1120
1121char *
1122IoBOTTOM_NAME(io)
1123 B::IO io
1124
1125B::GV
1126IoBOTTOM_GV(io)
1127 B::IO io
1128
1129short
1130IoSUBPROCESS(io)
1131 B::IO io
1132
1133MODULE = B PACKAGE = B::IO
1134
1135char
1136IoTYPE(io)
1137 B::IO io
1138
1139U8
1140IoFLAGS(io)
1141 B::IO io
1142
1143MODULE = B PACKAGE = B::AV PREFIX = Av
1144
1145SSize_t
1146AvFILL(av)
1147 B::AV av
1148
1149SSize_t
1150AvMAX(av)
1151 B::AV av
1152
1153#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1154
1155IV
1156AvOFF(av)
1157 B::AV av
1158
1159void
1160AvARRAY(av)
1161 B::AV av
1162 PPCODE:
1163 if (AvFILL(av) >= 0) {
1164 SV **svp = AvARRAY(av);
1165 I32 i;
1166 for (i = 0; i <= AvFILL(av); i++)
cea2e8a9 1167 XPUSHs(make_sv_object(aTHX_ sv_newmortal(), svp[i]));
a8a597b2 1168 }
1169
1170MODULE = B PACKAGE = B::AV
1171
1172U8
1173AvFLAGS(av)
1174 B::AV av
1175
1176MODULE = B PACKAGE = B::CV PREFIX = Cv
1177
1178B::HV
1179CvSTASH(cv)
1180 B::CV cv
1181
1182B::OP
1183CvSTART(cv)
1184 B::CV cv
1185
1186B::OP
1187CvROOT(cv)
1188 B::CV cv
1189
1190B::GV
1191CvGV(cv)
1192 B::CV cv
1193
57843af0 1194char *
1195CvFILE(cv)
1196 B::CV cv
1197
a8a597b2 1198long
1199CvDEPTH(cv)
1200 B::CV cv
1201
1202B::AV
1203CvPADLIST(cv)
1204 B::CV cv
1205
1206B::CV
1207CvOUTSIDE(cv)
1208 B::CV cv
1209
1210void
1211CvXSUB(cv)
1212 B::CV cv
1213 CODE:
56431972 1214 ST(0) = sv_2mortal(newSViv(PTR2IV(CvXSUB(cv))));
a8a597b2 1215
1216
1217void
1218CvXSUBANY(cv)
1219 B::CV cv
1220 CODE:
1221 ST(0) = sv_2mortal(newSViv(CvXSUBANY(cv).any_iv));
1222
5cfd8ad4 1223MODULE = B PACKAGE = B::CV
1224
1225U8
1226CvFLAGS(cv)
1227 B::CV cv
1228
1229
a8a597b2 1230MODULE = B PACKAGE = B::HV PREFIX = Hv
1231
1232STRLEN
1233HvFILL(hv)
1234 B::HV hv
1235
1236STRLEN
1237HvMAX(hv)
1238 B::HV hv
1239
1240I32
1241HvKEYS(hv)
1242 B::HV hv
1243
1244I32
1245HvRITER(hv)
1246 B::HV hv
1247
1248char *
1249HvNAME(hv)
1250 B::HV hv
1251
1252B::PMOP
1253HvPMROOT(hv)
1254 B::HV hv
1255
1256void
1257HvARRAY(hv)
1258 B::HV hv
1259 PPCODE:
1260 if (HvKEYS(hv) > 0) {
1261 SV *sv;
1262 char *key;
1263 I32 len;
1264 (void)hv_iterinit(hv);
1265 EXTEND(sp, HvKEYS(hv) * 2);
1266 while (sv = hv_iternextsv(hv, &key, &len)) {
79cb57f6 1267 PUSHs(newSVpvn(key, len));
cea2e8a9 1268 PUSHs(make_sv_object(aTHX_ sv_newmortal(), sv));
a8a597b2 1269 }
1270 }
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