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Merge B::PMOP::pmflags into the common B::OP accessor XS code.
[perl5.git] / ext / B / B.xs
CommitLineData
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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
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11#include "EXTERN.h"
12#include "perl.h"
13#include "XSUB.h"
a8a597b2 14
51aa15f3
GS
15#ifdef PerlIO
16typedef PerlIO * InputStream;
17#else
18typedef FILE * InputStream;
19#endif
20
21
27da23d5 22static const char* const svclassnames[] = {
a8a597b2 23 "B::NULL",
cecf5685
NC
24#if PERL_VERSION >= 9
25 "B::BIND",
26#endif
1cb9cd50 27 "B::IV",
b53eecb4 28 "B::NV",
4df7f6af
NC
29#if PERL_VERSION <= 10
30 "B::RV",
31#endif
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32 "B::PV",
33 "B::PVIV",
34 "B::PVNV",
35 "B::PVMG",
cecf5685 36#if PERL_VERSION <= 8
a8a597b2 37 "B::BM",
cecf5685 38#endif
4df7f6af 39#if PERL_VERSION >= 11
5c35adbb 40 "B::REGEXP",
4df7f6af 41#endif
7252851f 42#if PERL_VERSION >= 9
4ce457a6 43 "B::GV",
7252851f 44#endif
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MB
45 "B::PVLV",
46 "B::AV",
47 "B::HV",
48 "B::CV",
7252851f
NC
49#if PERL_VERSION <= 8
50 "B::GV",
51#endif
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52 "B::FM",
53 "B::IO",
54};
55
56typedef enum {
57 OPc_NULL, /* 0 */
58 OPc_BASEOP, /* 1 */
59 OPc_UNOP, /* 2 */
60 OPc_BINOP, /* 3 */
61 OPc_LOGOP, /* 4 */
1a67a97c
SM
62 OPc_LISTOP, /* 5 */
63 OPc_PMOP, /* 6 */
64 OPc_SVOP, /* 7 */
7934575e 65 OPc_PADOP, /* 8 */
1a67a97c 66 OPc_PVOP, /* 9 */
651aa52e
AE
67 OPc_LOOP, /* 10 */
68 OPc_COP /* 11 */
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69} opclass;
70
27da23d5 71static const char* const opclassnames[] = {
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72 "B::NULL",
73 "B::OP",
74 "B::UNOP",
75 "B::BINOP",
76 "B::LOGOP",
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77 "B::LISTOP",
78 "B::PMOP",
79 "B::SVOP",
7934575e 80 "B::PADOP",
a8a597b2 81 "B::PVOP",
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82 "B::LOOP",
83 "B::COP"
84};
85
27da23d5 86static const size_t opsizes[] = {
651aa52e
AE
87 0,
88 sizeof(OP),
89 sizeof(UNOP),
90 sizeof(BINOP),
91 sizeof(LOGOP),
92 sizeof(LISTOP),
93 sizeof(PMOP),
94 sizeof(SVOP),
95 sizeof(PADOP),
96 sizeof(PVOP),
97 sizeof(LOOP),
98 sizeof(COP)
99};
100
df3728a2 101#define MY_CXT_KEY "B::_guts" XS_VERSION
a8a597b2 102
89ca4ac7
JH
103typedef struct {
104 int x_walkoptree_debug; /* Flag for walkoptree debug hook */
b326da91 105 SV * x_specialsv_list[7];
89ca4ac7
JH
106} my_cxt_t;
107
108START_MY_CXT
109
110#define walkoptree_debug (MY_CXT.x_walkoptree_debug)
111#define specialsv_list (MY_CXT.x_specialsv_list)
e8edd1e6 112
a8a597b2 113static opclass
5d7488b2 114cc_opclass(pTHX_ const OP *o)
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115{
116 if (!o)
117 return OPc_NULL;
118
119 if (o->op_type == 0)
120 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
121
122 if (o->op_type == OP_SASSIGN)
123 return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP);
124
c60fdceb
SM
125 if (o->op_type == OP_AELEMFAST) {
126 if (o->op_flags & OPf_SPECIAL)
127 return OPc_BASEOP;
128 else
129#ifdef USE_ITHREADS
130 return OPc_PADOP;
131#else
132 return OPc_SVOP;
133#endif
134 }
135
18228111 136#ifdef USE_ITHREADS
31b49ad4 137 if (o->op_type == OP_GV || o->op_type == OP_GVSV ||
c60fdceb 138 o->op_type == OP_RCATLINE)
18228111
GS
139 return OPc_PADOP;
140#endif
141
22c35a8c 142 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
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143 case OA_BASEOP:
144 return OPc_BASEOP;
145
146 case OA_UNOP:
147 return OPc_UNOP;
148
149 case OA_BINOP:
150 return OPc_BINOP;
151
152 case OA_LOGOP:
153 return OPc_LOGOP;
154
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155 case OA_LISTOP:
156 return OPc_LISTOP;
157
158 case OA_PMOP:
159 return OPc_PMOP;
160
161 case OA_SVOP:
162 return OPc_SVOP;
163
7934575e
GS
164 case OA_PADOP:
165 return OPc_PADOP;
a8a597b2 166
293d3ffa
SM
167 case OA_PVOP_OR_SVOP:
168 /*
169 * Character translations (tr///) are usually a PVOP, keeping a
170 * pointer to a table of shorts used to look up translations.
171 * Under utf8, however, a simple table isn't practical; instead,
172 * the OP is an SVOP, and the SV is a reference to a swash
173 * (i.e., an RV pointing to an HV).
174 */
175 return (o->op_private & (OPpTRANS_TO_UTF|OPpTRANS_FROM_UTF))
176 ? OPc_SVOP : OPc_PVOP;
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177
178 case OA_LOOP:
179 return OPc_LOOP;
180
181 case OA_COP:
182 return OPc_COP;
183
184 case OA_BASEOP_OR_UNOP:
185 /*
186 * UNI(OP_foo) in toke.c returns token UNI or FUNC1 depending on
45f6cd40
SM
187 * whether parens were seen. perly.y uses OPf_SPECIAL to
188 * signal whether a BASEOP had empty parens or none.
189 * Some other UNOPs are created later, though, so the best
190 * test is OPf_KIDS, which is set in newUNOP.
a8a597b2 191 */
45f6cd40 192 return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP;
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193
194 case OA_FILESTATOP:
195 /*
196 * The file stat OPs are created via UNI(OP_foo) in toke.c but use
197 * the OPf_REF flag to distinguish between OP types instead of the
198 * usual OPf_SPECIAL flag. As usual, if OPf_KIDS is set, then we
199 * return OPc_UNOP so that walkoptree can find our children. If
200 * OPf_KIDS is not set then we check OPf_REF. Without OPf_REF set
201 * (no argument to the operator) it's an OP; with OPf_REF set it's
7934575e 202 * an SVOP (and op_sv is the GV for the filehandle argument).
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203 */
204 return ((o->op_flags & OPf_KIDS) ? OPc_UNOP :
93865851
GS
205#ifdef USE_ITHREADS
206 (o->op_flags & OPf_REF) ? OPc_PADOP : OPc_BASEOP);
207#else
7934575e 208 (o->op_flags & OPf_REF) ? OPc_SVOP : OPc_BASEOP);
93865851 209#endif
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210 case OA_LOOPEXOP:
211 /*
212 * next, last, redo, dump and goto use OPf_SPECIAL to indicate that a
213 * label was omitted (in which case it's a BASEOP) or else a term was
214 * seen. In this last case, all except goto are definitely PVOP but
215 * goto is either a PVOP (with an ordinary constant label), an UNOP
216 * with OPf_STACKED (with a non-constant non-sub) or an UNOP for
217 * OP_REFGEN (with goto &sub) in which case OPf_STACKED also seems to
218 * get set.
219 */
220 if (o->op_flags & OPf_STACKED)
221 return OPc_UNOP;
222 else if (o->op_flags & OPf_SPECIAL)
223 return OPc_BASEOP;
224 else
225 return OPc_PVOP;
226 }
227 warn("can't determine class of operator %s, assuming BASEOP\n",
22c35a8c 228 PL_op_name[o->op_type]);
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229 return OPc_BASEOP;
230}
231
232static char *
5d7488b2 233cc_opclassname(pTHX_ const OP *o)
a8a597b2 234{
27da23d5 235 return (char *)opclassnames[cc_opclass(aTHX_ o)];
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236}
237
9496d2e5
NC
238/* FIXME - figure out how to get the typemap to assign this to ST(0), rather
239 than creating a new mortal for ST(0) then passing it in as the first
240 argument. */
a8a597b2 241static SV *
cea2e8a9 242make_sv_object(pTHX_ SV *arg, SV *sv)
a8a597b2 243{
27da23d5 244 const char *type = 0;
a8a597b2 245 IV iv;
89ca4ac7 246 dMY_CXT;
9496d2e5
NC
247
248 if (!arg)
249 arg = sv_newmortal();
250
e8edd1e6
TH
251 for (iv = 0; iv < sizeof(specialsv_list)/sizeof(SV*); iv++) {
252 if (sv == specialsv_list[iv]) {
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MB
253 type = "B::SPECIAL";
254 break;
255 }
256 }
257 if (!type) {
258 type = svclassnames[SvTYPE(sv)];
56431972 259 iv = PTR2IV(sv);
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MB
260 }
261 sv_setiv(newSVrv(arg, type), iv);
262 return arg;
263}
264
e412117e 265#if PERL_VERSION >= 9
a8a597b2 266static SV *
9496d2e5 267make_temp_object(pTHX_ SV *temp)
8e01d9a6
NC
268{
269 SV *target;
9496d2e5 270 SV *arg = sv_newmortal();
8e01d9a6
NC
271 const char *const type = svclassnames[SvTYPE(temp)];
272 const IV iv = PTR2IV(temp);
273
274 target = newSVrv(arg, type);
275 sv_setiv(target, iv);
276
277 /* Need to keep our "temp" around as long as the target exists.
278 Simplest way seems to be to hang it from magic, and let that clear
279 it up. No vtable, so won't actually get in the way of anything. */
280 sv_magicext(target, temp, PERL_MAGIC_sv, NULL, NULL, 0);
281 /* magic object has had its reference count increased, so we must drop
282 our reference. */
283 SvREFCNT_dec(temp);
284 return arg;
285}
286
287static SV *
9496d2e5 288make_warnings_object(pTHX_ STRLEN *warnings)
5c3c3f81
NC
289{
290 const char *type = 0;
291 dMY_CXT;
292 IV iv = sizeof(specialsv_list)/sizeof(SV*);
293
294 /* Counting down is deliberate. Before the split between make_sv_object
295 and make_warnings_obj there appeared to be a bug - Nullsv and pWARN_STD
296 were both 0, so you could never get a B::SPECIAL for pWARN_STD */
297
298 while (iv--) {
299 if ((SV*)warnings == specialsv_list[iv]) {
300 type = "B::SPECIAL";
301 break;
302 }
303 }
304 if (type) {
9496d2e5 305 SV *arg = sv_newmortal();
5c3c3f81 306 sv_setiv(newSVrv(arg, type), iv);
8e01d9a6 307 return arg;
5c3c3f81
NC
308 } else {
309 /* B assumes that warnings are a regular SV. Seems easier to keep it
310 happy by making them into a regular SV. */
9496d2e5 311 return make_temp_object(aTHX_ newSVpvn((char *)(warnings + 1), *warnings));
8e01d9a6
NC
312 }
313}
314
315static SV *
9496d2e5 316make_cop_io_object(pTHX_ COP *cop)
8e01d9a6 317{
8b850bd5
NC
318 SV *const value = newSV(0);
319
33972ad6 320 Perl_emulate_cop_io(aTHX_ cop, value);
8b850bd5
NC
321
322 if(SvOK(value)) {
23098a26 323 return make_sv_object(aTHX_ NULL, value);
8e01d9a6 324 } else {
8b850bd5 325 SvREFCNT_dec(value);
9496d2e5 326 return make_sv_object(aTHX_ NULL, NULL);
5c3c3f81 327 }
5c3c3f81 328}
e412117e 329#endif
5c3c3f81
NC
330
331static SV *
9496d2e5 332make_mg_object(pTHX_ MAGIC *mg)
a8a597b2 333{
9496d2e5 334 SV *arg = sv_newmortal();
56431972 335 sv_setiv(newSVrv(arg, "B::MAGIC"), PTR2IV(mg));
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336 return arg;
337}
338
339static SV *
52ad86de 340cstring(pTHX_ SV *sv, bool perlstyle)
a8a597b2 341{
09e97b95 342 SV *sstr;
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MB
343
344 if (!SvOK(sv))
09e97b95
NC
345 return newSVpvs_flags("0", SVs_TEMP);
346
347 sstr = newSVpvs_flags("\"", SVs_TEMP);
348
349 if (perlstyle && SvUTF8(sv)) {
d79a7a3d 350 SV *tmpsv = sv_newmortal(); /* Temporary SV to feed sv_uni_display */
5d7488b2
AL
351 const STRLEN len = SvCUR(sv);
352 const char *s = sv_uni_display(tmpsv, sv, 8*len, UNI_DISPLAY_QQ);
d79a7a3d
RGS
353 while (*s)
354 {
355 if (*s == '"')
6beb30a6 356 sv_catpvs(sstr, "\\\"");
d79a7a3d 357 else if (*s == '$')
6beb30a6 358 sv_catpvs(sstr, "\\$");
d79a7a3d 359 else if (*s == '@')
6beb30a6 360 sv_catpvs(sstr, "\\@");
d79a7a3d
RGS
361 else if (*s == '\\')
362 {
363 if (strchr("nrftax\\",*(s+1)))
364 sv_catpvn(sstr, s++, 2);
365 else
6beb30a6 366 sv_catpvs(sstr, "\\\\");
d79a7a3d
RGS
367 }
368 else /* should always be printable */
369 sv_catpvn(sstr, s, 1);
370 ++s;
371 }
d79a7a3d 372 }
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MB
373 else
374 {
375 /* XXX Optimise? */
5d7488b2
AL
376 STRLEN len;
377 const char *s = SvPV(sv, len);
a8a597b2
MB
378 for (; len; len--, s++)
379 {
380 /* At least try a little for readability */
381 if (*s == '"')
6beb30a6 382 sv_catpvs(sstr, "\\\"");
a8a597b2 383 else if (*s == '\\')
6beb30a6 384 sv_catpvs(sstr, "\\\\");
b326da91 385 /* trigraphs - bleagh */
5d7488b2 386 else if (!perlstyle && *s == '?' && len>=3 && s[1] == '?') {
47bf35fa 387 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", '?');
b326da91 388 }
52ad86de 389 else if (perlstyle && *s == '$')
6beb30a6 390 sv_catpvs(sstr, "\\$");
52ad86de 391 else if (perlstyle && *s == '@')
6beb30a6 392 sv_catpvs(sstr, "\\@");
ce561ef2
JH
393#ifdef EBCDIC
394 else if (isPRINT(*s))
395#else
396 else if (*s >= ' ' && *s < 127)
397#endif /* EBCDIC */
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MB
398 sv_catpvn(sstr, s, 1);
399 else if (*s == '\n')
6beb30a6 400 sv_catpvs(sstr, "\\n");
a8a597b2 401 else if (*s == '\r')
6beb30a6 402 sv_catpvs(sstr, "\\r");
a8a597b2 403 else if (*s == '\t')
6beb30a6 404 sv_catpvs(sstr, "\\t");
a8a597b2 405 else if (*s == '\a')
6beb30a6 406 sv_catpvs(sstr, "\\a");
a8a597b2 407 else if (*s == '\b')
6beb30a6 408 sv_catpvs(sstr, "\\b");
a8a597b2 409 else if (*s == '\f')
6beb30a6 410 sv_catpvs(sstr, "\\f");
52ad86de 411 else if (!perlstyle && *s == '\v')
6beb30a6 412 sv_catpvs(sstr, "\\v");
a8a597b2
MB
413 else
414 {
a8a597b2 415 /* Don't want promotion of a signed -1 char in sprintf args */
5d7488b2 416 const unsigned char c = (unsigned char) *s;
47bf35fa 417 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", c);
a8a597b2
MB
418 }
419 /* XXX Add line breaks if string is long */
420 }
a8a597b2 421 }
09e97b95 422 sv_catpvs(sstr, "\"");
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423 return sstr;
424}
425
426static SV *
cea2e8a9 427cchar(pTHX_ SV *sv)
a8a597b2 428{
422d053b 429 SV *sstr = newSVpvs_flags("'", SVs_TEMP);
5d7488b2 430 const char *s = SvPV_nolen(sv);
422d053b
NC
431 /* Don't want promotion of a signed -1 char in sprintf args */
432 const unsigned char c = (unsigned char) *s;
a8a597b2 433
422d053b 434 if (c == '\'')
6beb30a6 435 sv_catpvs(sstr, "\\'");
422d053b 436 else if (c == '\\')
6beb30a6 437 sv_catpvs(sstr, "\\\\");
ce561ef2 438#ifdef EBCDIC
422d053b 439 else if (isPRINT(c))
ce561ef2 440#else
422d053b 441 else if (c >= ' ' && c < 127)
ce561ef2 442#endif /* EBCDIC */
a8a597b2 443 sv_catpvn(sstr, s, 1);
422d053b 444 else if (c == '\n')
6beb30a6 445 sv_catpvs(sstr, "\\n");
422d053b 446 else if (c == '\r')
6beb30a6 447 sv_catpvs(sstr, "\\r");
422d053b 448 else if (c == '\t')
6beb30a6 449 sv_catpvs(sstr, "\\t");
422d053b 450 else if (c == '\a')
6beb30a6 451 sv_catpvs(sstr, "\\a");
422d053b 452 else if (c == '\b')
6beb30a6 453 sv_catpvs(sstr, "\\b");
422d053b 454 else if (c == '\f')
6beb30a6 455 sv_catpvs(sstr, "\\f");
422d053b 456 else if (c == '\v')
6beb30a6 457 sv_catpvs(sstr, "\\v");
a8a597b2 458 else
422d053b 459 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", c);
6beb30a6 460 sv_catpvs(sstr, "'");
a8a597b2
MB
461 return sstr;
462}
463
8f3d514b
JC
464#if PERL_VERSION >= 9
465# define PMOP_pmreplstart(o) o->op_pmstashstartu.op_pmreplstart
466# define PMOP_pmreplroot(o) o->op_pmreplrootu.op_pmreplroot
467#else
468# define PMOP_pmreplstart(o) o->op_pmreplstart
469# define PMOP_pmreplroot(o) o->op_pmreplroot
470# define PMOP_pmpermflags(o) o->op_pmpermflags
471# define PMOP_pmdynflags(o) o->op_pmdynflags
472#endif
473
5d7488b2
AL
474static void
475walkoptree(pTHX_ SV *opsv, const char *method)
a8a597b2
MB
476{
477 dSP;
f3be9b72 478 OP *o, *kid;
89ca4ac7
JH
479 dMY_CXT;
480
a8a597b2
MB
481 if (!SvROK(opsv))
482 croak("opsv is not a reference");
483 opsv = sv_mortalcopy(opsv);
56431972 484 o = INT2PTR(OP*,SvIV((SV*)SvRV(opsv)));
a8a597b2
MB
485 if (walkoptree_debug) {
486 PUSHMARK(sp);
487 XPUSHs(opsv);
488 PUTBACK;
489 perl_call_method("walkoptree_debug", G_DISCARD);
490 }
491 PUSHMARK(sp);
492 XPUSHs(opsv);
493 PUTBACK;
494 perl_call_method(method, G_DISCARD);
495 if (o && (o->op_flags & OPf_KIDS)) {
a8a597b2
MB
496 for (kid = ((UNOP*)o)->op_first; kid; kid = kid->op_sibling) {
497 /* Use the same opsv. Rely on methods not to mess it up. */
56431972 498 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
cea2e8a9 499 walkoptree(aTHX_ opsv, method);
a8a597b2
MB
500 }
501 }
5464c149 502 if (o && (cc_opclass(aTHX_ o) == OPc_PMOP) && o->op_type != OP_PUSHRE
8f3d514b 503 && (kid = PMOP_pmreplroot(cPMOPo)))
f3be9b72 504 {
5464c149 505 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
f3be9b72
RGS
506 walkoptree(aTHX_ opsv, method);
507 }
a8a597b2
MB
508}
509
5d7488b2 510static SV **
1df34986
AE
511oplist(pTHX_ OP *o, SV **SP)
512{
513 for(; o; o = o->op_next) {
514 SV *opsv;
7252851f
NC
515#if PERL_VERSION >= 9
516 if (o->op_opt == 0)
1df34986 517 break;
2814eb74 518 o->op_opt = 0;
7252851f
NC
519#else
520 if (o->op_seq == 0)
521 break;
522 o->op_seq = 0;
523#endif
1df34986
AE
524 opsv = sv_newmortal();
525 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ (OP*)o)), PTR2IV(o));
526 XPUSHs(opsv);
527 switch (o->op_type) {
528 case OP_SUBST:
8f3d514b 529 SP = oplist(aTHX_ PMOP_pmreplstart(cPMOPo), SP);
1df34986
AE
530 continue;
531 case OP_SORT:
f66c782a 532 if (o->op_flags & OPf_STACKED && o->op_flags & OPf_SPECIAL) {
1df34986
AE
533 OP *kid = cLISTOPo->op_first->op_sibling; /* pass pushmark */
534 kid = kUNOP->op_first; /* pass rv2gv */
535 kid = kUNOP->op_first; /* pass leave */
f66c782a 536 SP = oplist(aTHX_ kid->op_next, SP);
1df34986
AE
537 }
538 continue;
539 }
540 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
541 case OA_LOGOP:
542 SP = oplist(aTHX_ cLOGOPo->op_other, SP);
543 break;
544 case OA_LOOP:
545 SP = oplist(aTHX_ cLOOPo->op_lastop, SP);
546 SP = oplist(aTHX_ cLOOPo->op_nextop, SP);
547 SP = oplist(aTHX_ cLOOPo->op_redoop, SP);
548 break;
549 }
550 }
551 return SP;
552}
553
a8a597b2
MB
554typedef OP *B__OP;
555typedef UNOP *B__UNOP;
556typedef BINOP *B__BINOP;
557typedef LOGOP *B__LOGOP;
a8a597b2
MB
558typedef LISTOP *B__LISTOP;
559typedef PMOP *B__PMOP;
560typedef SVOP *B__SVOP;
7934575e 561typedef PADOP *B__PADOP;
a8a597b2
MB
562typedef PVOP *B__PVOP;
563typedef LOOP *B__LOOP;
564typedef COP *B__COP;
565
566typedef SV *B__SV;
567typedef SV *B__IV;
568typedef SV *B__PV;
569typedef SV *B__NV;
570typedef SV *B__PVMG;
5c35adbb
NC
571#if PERL_VERSION >= 11
572typedef SV *B__REGEXP;
573#endif
a8a597b2
MB
574typedef SV *B__PVLV;
575typedef SV *B__BM;
576typedef SV *B__RV;
1df34986 577typedef SV *B__FM;
a8a597b2
MB
578typedef AV *B__AV;
579typedef HV *B__HV;
580typedef CV *B__CV;
581typedef GV *B__GV;
582typedef IO *B__IO;
583
584typedef MAGIC *B__MAGIC;
fd9f6265 585typedef HE *B__HE;
e412117e 586#if PERL_VERSION >= 9
fd9f6265 587typedef struct refcounted_he *B__RHE;
e412117e 588#endif
a8a597b2 589
b1826b71
NC
590#include "const-c.inc"
591
a8a597b2
MB
592MODULE = B PACKAGE = B PREFIX = B_
593
b1826b71
NC
594INCLUDE: const-xs.inc
595
a8a597b2
MB
596PROTOTYPES: DISABLE
597
598BOOT:
4c1f658f 599{
6beb30a6 600 HV *stash = gv_stashpvs("B", GV_ADD);
cbfd0a87 601 AV *export_ok = perl_get_av("B::EXPORT_OK", GV_ADD);
89ca4ac7 602 MY_CXT_INIT;
e8edd1e6
TH
603 specialsv_list[0] = Nullsv;
604 specialsv_list[1] = &PL_sv_undef;
605 specialsv_list[2] = &PL_sv_yes;
606 specialsv_list[3] = &PL_sv_no;
5c3c3f81
NC
607 specialsv_list[4] = (SV *) pWARN_ALL;
608 specialsv_list[5] = (SV *) pWARN_NONE;
609 specialsv_list[6] = (SV *) pWARN_STD;
f5ba1307 610#if PERL_VERSION <= 8
e6663653 611# define OPpPAD_STATE 0
7252851f 612#endif
4c1f658f 613}
a8a597b2 614
3280af22 615#define B_main_cv() PL_main_cv
31d7d75a 616#define B_init_av() PL_initav
651aa52e 617#define B_inc_gv() PL_incgv
ece599bd 618#define B_check_av() PL_checkav_save
e6663653
NC
619#if PERL_VERSION > 8
620# define B_unitcheck_av() PL_unitcheckav_save
621#else
622# define B_unitcheck_av() NULL
623#endif
059a8bb7
JH
624#define B_begin_av() PL_beginav_save
625#define B_end_av() PL_endav
3280af22
NIS
626#define B_main_root() PL_main_root
627#define B_main_start() PL_main_start
56eca212 628#define B_amagic_generation() PL_amagic_generation
5ce57cc0 629#define B_sub_generation() PL_sub_generation
651aa52e
AE
630#define B_defstash() PL_defstash
631#define B_curstash() PL_curstash
632#define B_dowarn() PL_dowarn
3280af22
NIS
633#define B_comppadlist() (PL_main_cv ? CvPADLIST(PL_main_cv) : CvPADLIST(PL_compcv))
634#define B_sv_undef() &PL_sv_undef
635#define B_sv_yes() &PL_sv_yes
636#define B_sv_no() &PL_sv_no
1df34986 637#define B_formfeed() PL_formfeed
9d2bbe64
MB
638#ifdef USE_ITHREADS
639#define B_regex_padav() PL_regex_padav
640#endif
a8a597b2 641
31d7d75a
NIS
642B::AV
643B_init_av()
644
059a8bb7 645B::AV
ece599bd
RGS
646B_check_av()
647
e412117e
NC
648#if PERL_VERSION >= 9
649
ece599bd 650B::AV
676456c2
AG
651B_unitcheck_av()
652
e412117e
NC
653#endif
654
676456c2 655B::AV
059a8bb7
JH
656B_begin_av()
657
658B::AV
659B_end_av()
660
651aa52e
AE
661B::GV
662B_inc_gv()
663
9d2bbe64
MB
664#ifdef USE_ITHREADS
665
666B::AV
667B_regex_padav()
668
669#endif
670
a8a597b2
MB
671B::CV
672B_main_cv()
673
674B::OP
675B_main_root()
676
677B::OP
678B_main_start()
679
56eca212
GS
680long
681B_amagic_generation()
682
5ce57cc0
JJ
683long
684B_sub_generation()
685
a8a597b2
MB
686B::AV
687B_comppadlist()
688
689B::SV
690B_sv_undef()
691
692B::SV
693B_sv_yes()
694
695B::SV
696B_sv_no()
697
651aa52e
AE
698B::HV
699B_curstash()
700
701B::HV
702B_defstash()
a8a597b2 703
651aa52e
AE
704U8
705B_dowarn()
706
1df34986
AE
707B::SV
708B_formfeed()
709
651aa52e
AE
710void
711B_warnhook()
712 CODE:
9496d2e5 713 ST(0) = make_sv_object(aTHX_ NULL, PL_warnhook);
651aa52e
AE
714
715void
716B_diehook()
717 CODE:
9496d2e5 718 ST(0) = make_sv_object(aTHX_ NULL, PL_diehook);
651aa52e
AE
719
720MODULE = B PACKAGE = B
a8a597b2
MB
721
722void
723walkoptree(opsv, method)
724 SV * opsv
5d7488b2 725 const char * method
cea2e8a9
GS
726 CODE:
727 walkoptree(aTHX_ opsv, method);
a8a597b2
MB
728
729int
730walkoptree_debug(...)
731 CODE:
89ca4ac7 732 dMY_CXT;
a8a597b2
MB
733 RETVAL = walkoptree_debug;
734 if (items > 0 && SvTRUE(ST(1)))
735 walkoptree_debug = 1;
736 OUTPUT:
737 RETVAL
738
56431972 739#define address(sv) PTR2IV(sv)
a8a597b2
MB
740
741IV
742address(sv)
743 SV * sv
744
745B::SV
746svref_2object(sv)
747 SV * sv
748 CODE:
749 if (!SvROK(sv))
750 croak("argument is not a reference");
751 RETVAL = (SV*)SvRV(sv);
752 OUTPUT:
0cc1d052
NIS
753 RETVAL
754
755void
756opnumber(name)
5d7488b2 757const char * name
0cc1d052
NIS
758CODE:
759{
760 int i;
761 IV result = -1;
762 ST(0) = sv_newmortal();
763 if (strncmp(name,"pp_",3) == 0)
764 name += 3;
765 for (i = 0; i < PL_maxo; i++)
766 {
767 if (strcmp(name, PL_op_name[i]) == 0)
768 {
769 result = i;
770 break;
771 }
772 }
773 sv_setiv(ST(0),result);
774}
a8a597b2
MB
775
776void
777ppname(opnum)
778 int opnum
779 CODE:
780 ST(0) = sv_newmortal();
3280af22 781 if (opnum >= 0 && opnum < PL_maxo) {
6beb30a6 782 sv_setpvs(ST(0), "pp_");
22c35a8c 783 sv_catpv(ST(0), PL_op_name[opnum]);
a8a597b2
MB
784 }
785
786void
787hash(sv)
788 SV * sv
789 CODE:
a8a597b2
MB
790 STRLEN len;
791 U32 hash = 0;
8c5b7c71 792 const char *s = SvPVbyte(sv, len);
c32d3395 793 PERL_HASH(hash, s, len);
90b16320 794 ST(0) = sv_2mortal(Perl_newSVpvf(aTHX_ "0x%"UVxf, (UV)hash));
a8a597b2
MB
795
796#define cast_I32(foo) (I32)foo
797IV
798cast_I32(i)
799 IV i
800
801void
802minus_c()
803 CODE:
3280af22 804 PL_minus_c = TRUE;
a8a597b2 805
059a8bb7
JH
806void
807save_BEGINs()
808 CODE:
aefff11f 809 PL_savebegin = TRUE;
059a8bb7 810
a8a597b2
MB
811SV *
812cstring(sv)
813 SV * sv
84556172
NC
814 ALIAS:
815 perlstring = 1
9e380ad4 816 cchar = 2
09e97b95 817 PPCODE:
9e380ad4 818 PUSHs(ix == 2 ? cchar(aTHX_ sv) : cstring(aTHX_ sv, ix));
a8a597b2
MB
819
820void
821threadsv_names()
822 PPCODE:
f5ba1307
NC
823#if PERL_VERSION <= 8
824# ifdef USE_5005THREADS
825 int i;
5d7488b2 826 const STRLEN len = strlen(PL_threadsv_names);
f5ba1307
NC
827
828 EXTEND(sp, len);
829 for (i = 0; i < len; i++)
d3d34884 830 PUSHs(newSVpvn_flags(&PL_threadsv_names[i], 1, SVs_TEMP));
f5ba1307
NC
831# endif
832#endif
a8a597b2 833
086f9b42
NC
834#define OPp 0x00000
835#define PADOFFSETp 0x10000
836#define U8p 0x20000
a78b89ef 837#define U32p 0x30000
086f9b42
NC
838
839#define OP_next_ix OPp | offsetof(struct op, op_next)
840#define OP_sibling_ix OPp | offsetof(struct op, op_sibling)
841#define UNOP_first_ix OPp | offsetof(struct unop, op_first)
842#define BINOP_last_ix OPp | offsetof(struct binop, op_last)
843#define LOGOP_other_ix OPp | offsetof(struct logop, op_other)
9b1961be 844#if PERL_VERSION >= 9
086f9b42
NC
845# define PMOP_pmreplstart_ix \
846 OPp | offsetof(struct pmop, op_pmstashstartu.op_pmreplstart)
9b1961be 847#else
086f9b42 848# define PMOP_pmreplstart_ix OPp | offsetof(struct pmop, op_pmreplstart)
9b1961be 849#endif
086f9b42
NC
850#define LOOP_redoop_ix OPp | offsetof(struct loop, op_redoop)
851#define LOOP_nextop_ix OPp | offsetof(struct loop, op_nextop)
852#define LOOP_lastop_ix OPp | offsetof(struct loop, op_lastop)
853
854#define OP_targ_ix PADOFFSETp | offsetof(struct op, op_targ)
855#define OP_flags_ix U8p | offsetof(struct op, op_flags)
856#define OP_private_ix U8p | offsetof(struct op, op_private)
9b1961be 857
a78b89ef
NC
858#define PMOP_pmflags_ix U32p | offsetof(struct pmop, op_pmflags)
859
a8a597b2
MB
860MODULE = B PACKAGE = B::OP PREFIX = OP_
861
651aa52e
AE
862size_t
863OP_size(o)
864 B::OP o
865 CODE:
866 RETVAL = opsizes[cc_opclass(aTHX_ o)];
867 OUTPUT:
868 RETVAL
869
9b1961be
NC
870# The type checking code in B has always been identical for all OP types,
871# irrespective of whether the action is actually defined on that OP.
872# We should fix this
086f9b42 873void
9b1961be 874next(o)
a8a597b2 875 B::OP o
9b1961be 876 ALIAS:
086f9b42
NC
877 B::OP::next = OP_next_ix
878 B::OP::sibling = OP_sibling_ix
879 B::OP::targ = OP_targ_ix
880 B::OP::flags = OP_flags_ix
881 B::OP::private = OP_private_ix
882 B::UNOP::first = UNOP_first_ix
883 B::BINOP::last = BINOP_last_ix
884 B::LOGOP::other = LOGOP_other_ix
885 B::PMOP::pmreplstart = PMOP_pmreplstart_ix
886 B::LOOP::redoop = LOOP_redoop_ix
887 B::LOOP::nextop = LOOP_nextop_ix
888 B::LOOP::lastop = LOOP_lastop_ix
a78b89ef 889 B::PMOP::pmflags = PMOP_pmflags_ix
9b1961be
NC
890 PREINIT:
891 char *ptr;
086f9b42
NC
892 SV *ret;
893 PPCODE:
894 ptr = (ix & 0xFFFF) + (char *)o;
895 switch ((U8)(ix >> 16)) {
896 case (U8)(OPp >> 16):
897 {
898 OP *const o2 = *((OP **)ptr);
899 ret = sv_newmortal();
900 sv_setiv(newSVrv(ret, cc_opclassname(aTHX_ o2)), PTR2IV(o2));
901 break;
902 }
903 case (U8)(PADOFFSETp >> 16):
904 ret = sv_2mortal(newSVuv(*((PADOFFSET*)ptr)));
905 break;
906 case (U8)(U8p >> 16):
907 ret = sv_2mortal(newSVuv(*((U8*)ptr)));
908 break;
a78b89ef
NC
909 case (U8)(U32p >> 16):
910 ret = sv_2mortal(newSVuv(*((U32*)ptr)));
911 break;
086f9b42
NC
912 }
913 ST(0) = ret;
914 XSRETURN(1);
a8a597b2
MB
915
916char *
3f872cb9
GS
917OP_name(o)
918 B::OP o
d2b33dc1
NC
919 ALIAS:
920 desc = 1
3f872cb9 921 CODE:
d2b33dc1 922 RETVAL = (char *)(ix ? PL_op_desc : PL_op_name)[o->op_type];
8063af02
DM
923 OUTPUT:
924 RETVAL
3f872cb9 925
8063af02 926void
a8a597b2
MB
927OP_ppaddr(o)
928 B::OP o
dc333d64
GS
929 PREINIT:
930 int i;
fdbd1d64 931 SV *sv = newSVpvs_flags("PL_ppaddr[OP_", SVs_TEMP);
a8a597b2 932 CODE:
dc333d64 933 sv_catpv(sv, PL_op_name[o->op_type]);
7c436af3 934 for (i=13; (STRLEN)i < SvCUR(sv); ++i)
dc333d64 935 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
6beb30a6 936 sv_catpvs(sv, "]");
dc333d64 937 ST(0) = sv;
a8a597b2 938
7252851f 939#if PERL_VERSION >= 9
dd8be0e4
NC
940# These 3 are all bitfields, so we can't take their addresses.
941UV
942OP_type(o)
2814eb74 943 B::OP o
dd8be0e4
NC
944 ALIAS:
945 opt = 1
946 spare = 2
947 CODE:
948 switch(ix) {
949 case 1:
950 RETVAL = o->op_opt;
951 break;
952 case 2:
953 RETVAL = o->op_spare;
954 break;
955 default:
956 RETVAL = o->op_type;
957 }
958 OUTPUT:
959 RETVAL
2814eb74 960
7252851f
NC
961#else
962
dd8be0e4
NC
963UV
964OP_type(o)
7252851f 965 B::OP o
dd8be0e4
NC
966 ALIAS:
967 seq = 1
968 CODE:
969 switch(ix) {
970 case 1:
971 RETVAL = o->op_seq;
972 break;
973 default:
974 RETVAL = o->op_type;
975 }
976 OUTPUT:
977 RETVAL
7252851f
NC
978
979#endif
980
1df34986
AE
981void
982OP_oplist(o)
983 B::OP o
984 PPCODE:
985 SP = oplist(aTHX_ o, SP);
986
a8a597b2
MB
987MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
988
c03c2844
SM
989U32
990LISTOP_children(o)
991 B::LISTOP o
992 OP * kid = NO_INIT
993 int i = NO_INIT
994 CODE:
c03c2844
SM
995 i = 0;
996 for (kid = o->op_first; kid; kid = kid->op_sibling)
997 i++;
8063af02
DM
998 RETVAL = i;
999 OUTPUT:
1000 RETVAL
c03c2844 1001
9d2bbe64
MB
1002#ifdef USE_ITHREADS
1003#define PMOP_pmoffset(o) o->op_pmoffset
29f2e912 1004#define PMOP_pmstashpv(o) PmopSTASHPV(o);
651aa52e 1005#else
29f2e912 1006#define PMOP_pmstash(o) PmopSTASH(o);
9d2bbe64 1007#endif
a8a597b2 1008#define PMOP_pmflags(o) o->op_pmflags
a8a597b2
MB
1009
1010MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
1011
20e98b0f
NC
1012#if PERL_VERSION <= 8
1013
a8a597b2
MB
1014void
1015PMOP_pmreplroot(o)
1016 B::PMOP o
1017 OP * root = NO_INIT
1018 CODE:
1019 ST(0) = sv_newmortal();
1020 root = o->op_pmreplroot;
1021 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
1022 if (o->op_type == OP_PUSHRE) {
20e98b0f 1023# ifdef USE_ITHREADS
9d2bbe64 1024 sv_setiv(ST(0), INT2PTR(PADOFFSET,root) );
20e98b0f 1025# else
a8a597b2
MB
1026 sv_setiv(newSVrv(ST(0), root ?
1027 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 1028 PTR2IV(root));
20e98b0f 1029# endif
a8a597b2
MB
1030 }
1031 else {
56431972 1032 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2
MB
1033 }
1034
20e98b0f
NC
1035#else
1036
1037void
1038PMOP_pmreplroot(o)
1039 B::PMOP o
1040 CODE:
1041 ST(0) = sv_newmortal();
1042 if (o->op_type == OP_PUSHRE) {
1043# ifdef USE_ITHREADS
1044 sv_setiv(ST(0), o->op_pmreplrootu.op_pmtargetoff);
1045# else
1046 GV *const target = o->op_pmreplrootu.op_pmtargetgv;
1047 sv_setiv(newSVrv(ST(0), target ?
1048 svclassnames[SvTYPE((SV*)target)] : "B::SV"),
1049 PTR2IV(target));
1050# endif
1051 }
1052 else {
1053 OP *const root = o->op_pmreplrootu.op_pmreplroot;
1054 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)),
1055 PTR2IV(root));
1056 }
1057
1058#endif
1059
c2b1997a 1060#if PERL_VERSION < 9
e6070cd6 1061#define PMOP_pmnext(o) o->op_pmnext
c2b1997a 1062
a8a597b2
MB
1063B::PMOP
1064PMOP_pmnext(o)
1065 B::PMOP o
1066
c2b1997a
NC
1067#endif
1068
9d2bbe64
MB
1069#ifdef USE_ITHREADS
1070
1071IV
1072PMOP_pmoffset(o)
1073 B::PMOP o
1074
651aa52e
AE
1075char*
1076PMOP_pmstashpv(o)
1077 B::PMOP o
1078
1079#else
1080
1081B::HV
1082PMOP_pmstash(o)
1083 B::PMOP o
1084
9d2bbe64
MB
1085#endif
1086
7c1f70cb
NC
1087#if PERL_VERSION < 9
1088
1089U32
1090PMOP_pmpermflags(o)
1091 B::PMOP o
1092
1093U8
1094PMOP_pmdynflags(o)
1095 B::PMOP o
1096
1097#endif
1098
a8a597b2
MB
1099void
1100PMOP_precomp(o)
1101 B::PMOP o
1102 REGEXP * rx = NO_INIT
1103 CODE:
1104 ST(0) = sv_newmortal();
aaa362c4 1105 rx = PM_GETRE(o);
a8a597b2 1106 if (rx)
220fc49f 1107 sv_setpvn(ST(0), RX_PRECOMP(rx), RX_PRELEN(rx));
a8a597b2 1108
7c1f70cb
NC
1109#if PERL_VERSION >= 9
1110
c737faaf
YO
1111void
1112PMOP_reflags(o)
1113 B::PMOP o
1114 REGEXP * rx = NO_INIT
1115 CODE:
1116 ST(0) = sv_newmortal();
1117 rx = PM_GETRE(o);
1118 if (rx)
07bc277f 1119 sv_setuv(ST(0), RX_EXTFLAGS(rx));
c737faaf 1120
7c1f70cb
NC
1121#endif
1122
ac33dcd1
JH
1123#define SVOP_sv(o) cSVOPo->op_sv
1124#define SVOP_gv(o) ((GV*)cSVOPo->op_sv)
a8a597b2
MB
1125
1126MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_
1127
a8a597b2
MB
1128B::SV
1129SVOP_sv(o)
1130 B::SVOP o
1131
f22444f5 1132B::GV
065a1863
GS
1133SVOP_gv(o)
1134 B::SVOP o
1135
7934575e 1136#define PADOP_padix(o) o->op_padix
dd2155a4 1137#define PADOP_sv(o) (o->op_padix ? PAD_SVl(o->op_padix) : Nullsv)
7934575e 1138#define PADOP_gv(o) ((o->op_padix \
dd2155a4 1139 && SvTYPE(PAD_SVl(o->op_padix)) == SVt_PVGV) \
3ae1b226 1140 ? (GV*)PAD_SVl(o->op_padix) : (GV *)NULL)
a8a597b2 1141
7934575e
GS
1142MODULE = B PACKAGE = B::PADOP PREFIX = PADOP_
1143
1144PADOFFSET
1145PADOP_padix(o)
1146 B::PADOP o
1147
1148B::SV
1149PADOP_sv(o)
1150 B::PADOP o
a8a597b2
MB
1151
1152B::GV
7934575e
GS
1153PADOP_gv(o)
1154 B::PADOP o
a8a597b2
MB
1155
1156MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
1157
1158void
1159PVOP_pv(o)
1160 B::PVOP o
1161 CODE:
1162 /*
bec89253 1163 * OP_TRANS uses op_pv to point to a table of 256 or >=258 shorts
a8a597b2
MB
1164 * whereas other PVOPs point to a null terminated string.
1165 */
bec89253
RH
1166 if (o->op_type == OP_TRANS &&
1167 (o->op_private & OPpTRANS_COMPLEMENT) &&
1168 !(o->op_private & OPpTRANS_DELETE))
1169 {
5d7488b2
AL
1170 const short* const tbl = (short*)o->op_pv;
1171 const short entries = 257 + tbl[256];
d3d34884 1172 ST(0) = newSVpvn_flags(o->op_pv, entries * sizeof(short), SVs_TEMP);
bec89253
RH
1173 }
1174 else if (o->op_type == OP_TRANS) {
d3d34884 1175 ST(0) = newSVpvn_flags(o->op_pv, 256 * sizeof(short), SVs_TEMP);
bec89253
RH
1176 }
1177 else
d3d34884 1178 ST(0) = newSVpvn_flags(o->op_pv, strlen(o->op_pv), SVs_TEMP);
a8a597b2 1179
4b65a919 1180#define COP_label(o) CopLABEL(o)
11faa288
GS
1181#define COP_stashpv(o) CopSTASHPV(o)
1182#define COP_stash(o) CopSTASH(o)
57843af0 1183#define COP_file(o) CopFILE(o)
1df34986 1184#define COP_filegv(o) CopFILEGV(o)
a8a597b2 1185#define COP_cop_seq(o) o->cop_seq
fc15ae8f 1186#define COP_arybase(o) CopARYBASE_get(o)
57843af0 1187#define COP_line(o) CopLINE(o)
d5ec2987 1188#define COP_hints(o) CopHINTS_get(o)
a8a597b2
MB
1189
1190MODULE = B PACKAGE = B::COP PREFIX = COP_
1191
d5b8ed54
NC
1192#if PERL_VERSION >= 11
1193
1194const char *
1195COP_label(o)
1196 B::COP o
1197
1198#else
1199
a8a597b2
MB
1200char *
1201COP_label(o)
1202 B::COP o
1203
d5b8ed54
NC
1204#endif
1205
11faa288
GS
1206char *
1207COP_stashpv(o)
1208 B::COP o
1209
a8a597b2
MB
1210B::HV
1211COP_stash(o)
1212 B::COP o
1213
57843af0
GS
1214char *
1215COP_file(o)
a8a597b2
MB
1216 B::COP o
1217
1df34986
AE
1218B::GV
1219COP_filegv(o)
1220 B::COP o
1221
1222
a8a597b2
MB
1223U32
1224COP_cop_seq(o)
1225 B::COP o
1226
1227I32
1228COP_arybase(o)
1229 B::COP o
1230
8bafa735 1231U32
a8a597b2
MB
1232COP_line(o)
1233 B::COP o
1234
5c3c3f81 1235void
b295d113
TH
1236COP_warnings(o)
1237 B::COP o
5c3c3f81 1238 PPCODE:
13d356f3 1239#if PERL_VERSION >= 9
9496d2e5 1240 ST(0) = make_warnings_object(aTHX_ o->cop_warnings);
13d356f3
NC
1241#else
1242 ST(0) = make_sv_object(aTHX_ NULL, o->cop_warnings);
1243#endif
5c3c3f81 1244 XSRETURN(1);
b295d113 1245
670f1322 1246void
6e6a1aef
RGS
1247COP_io(o)
1248 B::COP o
11bcd5da 1249 PPCODE:
13d356f3 1250#if PERL_VERSION >= 9
9496d2e5 1251 ST(0) = make_cop_io_object(aTHX_ o);
13d356f3
NC
1252#else
1253 ST(0) = make_sv_object(aTHX_ NULL, o->cop_io);
1254#endif
11bcd5da 1255 XSRETURN(1);
6e6a1aef 1256
13d356f3
NC
1257#if PERL_VERSION >= 9
1258
fd9f6265
JJ
1259B::RHE
1260COP_hints_hash(o)
1261 B::COP o
1262 CODE:
20439bc7 1263 RETVAL = CopHINTHASH_get(o);
fd9f6265
JJ
1264 OUTPUT:
1265 RETVAL
1266
e412117e
NC
1267#endif
1268
1269U32
1270COP_hints(o)
1271 B::COP o
1272
651aa52e
AE
1273MODULE = B PACKAGE = B::SV
1274
de64752d
NC
1275#define MAGICAL_FLAG_BITS (SVs_GMG|SVs_SMG|SVs_RMG)
1276
651aa52e 1277U32
de64752d 1278REFCNT(sv)
651aa52e 1279 B::SV sv
de64752d
NC
1280 ALIAS:
1281 FLAGS = 0xFFFFFFFF
1282 SvTYPE = SVTYPEMASK
1283 POK = SVf_POK
1284 ROK = SVf_ROK
1285 MAGICAL = MAGICAL_FLAG_BITS
1286 CODE:
1287 RETVAL = ix ? (SvFLAGS(sv) & (U32)ix) : SvREFCNT(sv);
1288 OUTPUT:
1289 RETVAL
651aa52e 1290
9efba5c8 1291void
429a5ce7
SM
1292object_2svref(sv)
1293 B::SV sv
9efba5c8
NC
1294 PPCODE:
1295 ST(0) = sv_2mortal(newRV(sv));
1296 XSRETURN(1);
1297
a8a597b2
MB
1298MODULE = B PACKAGE = B::IV PREFIX = Sv
1299
1300IV
1301SvIV(sv)
1302 B::IV sv
1303
1304IV
1305SvIVX(sv)
1306 B::IV sv
1307
0ca04487
VB
1308UV
1309SvUVX(sv)
1310 B::IV sv
1311
1312
a8a597b2
MB
1313MODULE = B PACKAGE = B::IV
1314
1315#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
1316
1317int
1318needs64bits(sv)
1319 B::IV sv
1320
1321void
1322packiv(sv)
1323 B::IV sv
1324 CODE:
1325 if (sizeof(IV) == 8) {
1326 U32 wp[2];
5d7488b2 1327 const IV iv = SvIVX(sv);
a8a597b2
MB
1328 /*
1329 * The following way of spelling 32 is to stop compilers on
1330 * 32-bit architectures from moaning about the shift count
1331 * being >= the width of the type. Such architectures don't
1332 * reach this code anyway (unless sizeof(IV) > 8 but then
1333 * everything else breaks too so I'm not fussed at the moment).
1334 */
42718184
RB
1335#ifdef UV_IS_QUAD
1336 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
1337#else
1338 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
1339#endif
a8a597b2 1340 wp[1] = htonl(iv & 0xffffffff);
d3d34884 1341 ST(0) = newSVpvn_flags((char *)wp, 8, SVs_TEMP);
a8a597b2
MB
1342 } else {
1343 U32 w = htonl((U32)SvIVX(sv));
d3d34884 1344 ST(0) = newSVpvn_flags((char *)&w, 4, SVs_TEMP);
a8a597b2
MB
1345 }
1346
4df7f6af 1347#if PERL_VERSION >= 11
f046b1bd
NC
1348# The input typemap checking makes no distinction between different SV types,
1349# so the XS body will generate the same C code, despite the different XS
1350# "types". So there is no change in behaviour from doing newXS like this,
1351# compared with the old approach of having a (near) duplicate XS body.
1352# We should fix the typemap checking.
4df7f6af 1353
f046b1bd
NC
1354BOOT:
1355 newXS("B::IV::RV", XS_B__PV_RV, __FILE__);
4df7f6af
NC
1356
1357#endif
1358
a8a597b2
MB
1359MODULE = B PACKAGE = B::NV PREFIX = Sv
1360
76ef7183 1361NV
a8a597b2
MB
1362SvNV(sv)
1363 B::NV sv
1364
76ef7183 1365NV
a8a597b2
MB
1366SvNVX(sv)
1367 B::NV sv
1368
809abb02
NC
1369U32
1370COP_SEQ_RANGE_LOW(sv)
1371 B::NV sv
1372
1373U32
1374COP_SEQ_RANGE_HIGH(sv)
1375 B::NV sv
1376
1377U32
1378PARENT_PAD_INDEX(sv)
1379 B::NV sv
1380
1381U32
1382PARENT_FAKELEX_FLAGS(sv)
1383 B::NV sv
1384
4df7f6af
NC
1385#if PERL_VERSION < 11
1386
a8a597b2
MB
1387MODULE = B PACKAGE = B::RV PREFIX = Sv
1388
1389B::SV
1390SvRV(sv)
1391 B::RV sv
1392
4df7f6af
NC
1393#endif
1394
a8a597b2
MB
1395MODULE = B PACKAGE = B::PV PREFIX = Sv
1396
0b40bd6d
RH
1397char*
1398SvPVX(sv)
1399 B::PV sv
1400
b326da91
MB
1401B::SV
1402SvRV(sv)
1403 B::PV sv
1404 CODE:
1405 if( SvROK(sv) ) {
1406 RETVAL = SvRV(sv);
1407 }
1408 else {
1409 croak( "argument is not SvROK" );
1410 }
1411 OUTPUT:
1412 RETVAL
1413
a8a597b2
MB
1414void
1415SvPV(sv)
1416 B::PV sv
1417 CODE:
c0b20461 1418 if( SvPOK(sv) ) {
fdbd1d64
NC
1419 STRLEN len = SvCUR(sv);
1420 const char *p = SvPVX_const(sv);
0eaead75
NC
1421#if PERL_VERSION < 10
1422 /* Before 5.10 (well 931b58fb28fa5ca7), PAD_COMPNAME_GEN was stored
1423 in SvCUR(), which meant we had to attempt this special casing
1424 to avoid tripping up over variable names in the pads. */
fdbd1d64 1425 if((SvLEN(sv) && len >= SvLEN(sv))) {
b55685ae
NC
1426 /* It claims to be longer than the space allocated for it -
1427 presuambly it's a variable name in the pad */
fdbd1d64 1428 len = strlen(p);
b55685ae 1429 }
0eaead75 1430#endif
fdbd1d64 1431 ST(0) = newSVpvn_flags(p, len, SVs_TEMP | SvUTF8(sv));
b326da91
MB
1432 }
1433 else {
1434 /* XXX for backward compatibility, but should fail */
1435 /* croak( "argument is not SvPOK" ); */
fdbd1d64 1436 ST(0) = sv_newmortal();
b326da91 1437 }
a8a597b2 1438
5a44e503
NC
1439# This used to read 257. I think that that was buggy - should have been 258.
1440# (The "\0", the flags byte, and 256 for the table. Not that anything
1441# anywhere calls this method. NWC.
651aa52e
AE
1442void
1443SvPVBM(sv)
1444 B::PV sv
1445 CODE:
fdbd1d64
NC
1446 ST(0) = newSVpvn_flags(SvPVX_const(sv),
1447 SvCUR(sv) + (SvVALID(sv) ? 256 + PERL_FBM_TABLE_OFFSET : 0),
1448 SVs_TEMP);
651aa52e
AE
1449
1450
445a12f6
DM
1451STRLEN
1452SvLEN(sv)
1453 B::PV sv
1454
1455STRLEN
1456SvCUR(sv)
1457 B::PV sv
1458
a8a597b2
MB
1459MODULE = B PACKAGE = B::PVMG PREFIX = Sv
1460
1461void
1462SvMAGIC(sv)
1463 B::PVMG sv
1464 MAGIC * mg = NO_INIT
1465 PPCODE:
1466 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
9496d2e5 1467 XPUSHs(make_mg_object(aTHX_ mg));
a8a597b2
MB
1468
1469MODULE = B PACKAGE = B::PVMG
1470
1471B::HV
1472SvSTASH(sv)
1473 B::PVMG sv
1474
5c35adbb
NC
1475MODULE = B PACKAGE = B::REGEXP
1476
1477#if PERL_VERSION >= 11
1478
1479IV
1480REGEX(sv)
07bc277f 1481 B::REGEXP sv
5c35adbb 1482 CODE:
288b8c02
NC
1483 /* FIXME - can we code this method more efficiently? */
1484 RETVAL = PTR2IV(sv);
5c35adbb
NC
1485 OUTPUT:
1486 RETVAL
1487
1488SV*
1489precomp(sv)
07bc277f 1490 B::REGEXP sv
5c35adbb 1491 CODE:
288b8c02 1492 RETVAL = newSVpvn( RX_PRECOMP(sv), RX_PRELEN(sv) );
5c35adbb
NC
1493 OUTPUT:
1494 RETVAL
1495
1496#endif
1497
a8a597b2
MB
1498#define MgMOREMAGIC(mg) mg->mg_moremagic
1499#define MgPRIVATE(mg) mg->mg_private
1500#define MgTYPE(mg) mg->mg_type
1501#define MgFLAGS(mg) mg->mg_flags
1502#define MgOBJ(mg) mg->mg_obj
88b39979 1503#define MgLENGTH(mg) mg->mg_len
bde7177d 1504#define MgREGEX(mg) PTR2IV(mg->mg_obj)
a8a597b2
MB
1505
1506MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
1507
1508B::MAGIC
1509MgMOREMAGIC(mg)
1510 B::MAGIC mg
c5f0f3aa
RGS
1511 CODE:
1512 if( MgMOREMAGIC(mg) ) {
1513 RETVAL = MgMOREMAGIC(mg);
1514 }
1515 else {
1516 XSRETURN_UNDEF;
1517 }
1518 OUTPUT:
1519 RETVAL
a8a597b2
MB
1520
1521U16
1522MgPRIVATE(mg)
1523 B::MAGIC mg
1524
1525char
1526MgTYPE(mg)
1527 B::MAGIC mg
1528
1529U8
1530MgFLAGS(mg)
1531 B::MAGIC mg
1532
1533B::SV
1534MgOBJ(mg)
1535 B::MAGIC mg
b326da91 1536
9d2bbe64
MB
1537IV
1538MgREGEX(mg)
1539 B::MAGIC mg
1540 CODE:
a8248b05 1541 if(mg->mg_type == PERL_MAGIC_qr) {
9d2bbe64
MB
1542 RETVAL = MgREGEX(mg);
1543 }
1544 else {
1545 croak( "REGEX is only meaningful on r-magic" );
1546 }
1547 OUTPUT:
1548 RETVAL
1549
b326da91
MB
1550SV*
1551precomp(mg)
1552 B::MAGIC mg
1553 CODE:
a8248b05 1554 if (mg->mg_type == PERL_MAGIC_qr) {
b326da91 1555 REGEXP* rx = (REGEXP*)mg->mg_obj;
ef35129c 1556 RETVAL = Nullsv;
b326da91 1557 if( rx )
220fc49f 1558 RETVAL = newSVpvn( RX_PRECOMP(rx), RX_PRELEN(rx) );
b326da91
MB
1559 }
1560 else {
1561 croak( "precomp is only meaningful on r-magic" );
1562 }
1563 OUTPUT:
1564 RETVAL
a8a597b2 1565
88b39979
VB
1566I32
1567MgLENGTH(mg)
1568 B::MAGIC mg
1569
a8a597b2
MB
1570void
1571MgPTR(mg)
1572 B::MAGIC mg
1573 CODE:
88b39979
VB
1574 if (mg->mg_ptr){
1575 if (mg->mg_len >= 0){
fdbd1d64 1576 ST(0) = newSVpvn_flags(mg->mg_ptr, mg->mg_len, SVs_TEMP);
651aa52e 1577 } else if (mg->mg_len == HEf_SVKEY) {
9496d2e5 1578 ST(0) = make_sv_object(aTHX_ NULL, (SV*)mg->mg_ptr);
fdbd1d64
NC
1579 } else
1580 ST(0) = sv_newmortal();
1581 } else
1582 ST(0) = sv_newmortal();
a8a597b2
MB
1583
1584MODULE = B PACKAGE = B::PVLV PREFIX = Lv
1585
1586U32
1587LvTARGOFF(sv)
1588 B::PVLV sv
1589
1590U32
1591LvTARGLEN(sv)
1592 B::PVLV sv
1593
1594char
1595LvTYPE(sv)
1596 B::PVLV sv
1597
1598B::SV
1599LvTARG(sv)
1600 B::PVLV sv
1601
1602MODULE = B PACKAGE = B::BM PREFIX = Bm
1603
1604I32
1605BmUSEFUL(sv)
1606 B::BM sv
1607
85c508c3 1608U32
a8a597b2
MB
1609BmPREVIOUS(sv)
1610 B::BM sv
1611
1612U8
1613BmRARE(sv)
1614 B::BM sv
1615
1616void
1617BmTABLE(sv)
1618 B::BM sv
1619 STRLEN len = NO_INIT
1620 char * str = NO_INIT
1621 CODE:
1622 str = SvPV(sv, len);
1623 /* Boyer-Moore table is just after string and its safety-margin \0 */
d3d34884 1624 ST(0) = newSVpvn_flags(str + len + PERL_FBM_TABLE_OFFSET, 256, SVs_TEMP);
a8a597b2
MB
1625
1626MODULE = B PACKAGE = B::GV PREFIX = Gv
1627
1628void
1629GvNAME(gv)
1630 B::GV gv
1631 CODE:
6beb30a6
NC
1632#if PERL_VERSION >= 10
1633 ST(0) = sv_2mortal(newSVhek(GvNAME_HEK(gv)));
1634#else
d3d34884 1635 ST(0) = newSVpvn_flags(GvNAME(gv), GvNAMELEN(gv), SVs_TEMP);
6beb30a6 1636#endif
a8a597b2 1637
87d7fd28
GS
1638bool
1639is_empty(gv)
1640 B::GV gv
711fbbf0
NC
1641 ALIAS:
1642 isGV_with_GP = 1
87d7fd28 1643 CODE:
711fbbf0 1644 if (ix) {
50786ba8 1645#if PERL_VERSION >= 9
711fbbf0 1646 RETVAL = isGV_with_GP(gv) ? TRUE : FALSE;
50786ba8 1647#else
711fbbf0 1648 RETVAL = TRUE; /* In 5.8 and earlier they all are. */
50786ba8 1649#endif
711fbbf0
NC
1650 } else {
1651 RETVAL = GvGP(gv) == Null(GP*);
1652 }
50786ba8 1653 OUTPUT:
711fbbf0 1654 RETVAL
50786ba8 1655
651aa52e
AE
1656void*
1657GvGP(gv)
1658 B::GV gv
1659
a8a597b2
MB
1660B::HV
1661GvSTASH(gv)
1662 B::GV gv
1663
1664B::SV
1665GvSV(gv)
1666 B::GV gv
1667
1668B::IO
1669GvIO(gv)
1670 B::GV gv
1671
1df34986 1672B::FM
a8a597b2
MB
1673GvFORM(gv)
1674 B::GV gv
1df34986
AE
1675 CODE:
1676 RETVAL = (SV*)GvFORM(gv);
1677 OUTPUT:
1678 RETVAL
a8a597b2
MB
1679
1680B::AV
1681GvAV(gv)
1682 B::GV gv
1683
1684B::HV
1685GvHV(gv)
1686 B::GV gv
1687
1688B::GV
1689GvEGV(gv)
1690 B::GV gv
1691
1692B::CV
1693GvCV(gv)
1694 B::GV gv
1695
1696U32
1697GvCVGEN(gv)
1698 B::GV gv
1699
8bafa735 1700U32
a8a597b2
MB
1701GvLINE(gv)
1702 B::GV gv
1703
b195d487
GS
1704char *
1705GvFILE(gv)
1706 B::GV gv
1707
a8a597b2
MB
1708B::GV
1709GvFILEGV(gv)
1710 B::GV gv
1711
1712MODULE = B PACKAGE = B::GV
1713
1714U32
1715GvREFCNT(gv)
1716 B::GV gv
1717
1718U8
1719GvFLAGS(gv)
1720 B::GV gv
1721
1722MODULE = B PACKAGE = B::IO PREFIX = Io
1723
1724long
1725IoLINES(io)
1726 B::IO io
1727
1728long
1729IoPAGE(io)
1730 B::IO io
1731
1732long
1733IoPAGE_LEN(io)
1734 B::IO io
1735
1736long
1737IoLINES_LEFT(io)
1738 B::IO io
1739
1740char *
1741IoTOP_NAME(io)
1742 B::IO io
1743
1744B::GV
1745IoTOP_GV(io)
1746 B::IO io
1747
1748char *
1749IoFMT_NAME(io)
1750 B::IO io
1751
1752B::GV
1753IoFMT_GV(io)
1754 B::IO io
1755
1756char *
1757IoBOTTOM_NAME(io)
1758 B::IO io
1759
1760B::GV
1761IoBOTTOM_GV(io)
1762 B::IO io
1763
04071355
NC
1764#if PERL_VERSION <= 8
1765
a8a597b2
MB
1766short
1767IoSUBPROCESS(io)
1768 B::IO io
1769
04071355
NC
1770#endif
1771
b326da91
MB
1772bool
1773IsSTD(io,name)
1774 B::IO io
5d7488b2 1775 const char* name
b326da91
MB
1776 PREINIT:
1777 PerlIO* handle = 0;
1778 CODE:
1779 if( strEQ( name, "stdin" ) ) {
1780 handle = PerlIO_stdin();
1781 }
1782 else if( strEQ( name, "stdout" ) ) {
1783 handle = PerlIO_stdout();
1784 }
1785 else if( strEQ( name, "stderr" ) ) {
1786 handle = PerlIO_stderr();
1787 }
1788 else {
1789 croak( "Invalid value '%s'", name );
1790 }
1791 RETVAL = handle == IoIFP(io);
1792 OUTPUT:
1793 RETVAL
1794
a8a597b2
MB
1795MODULE = B PACKAGE = B::IO
1796
1797char
1798IoTYPE(io)
1799 B::IO io
1800
1801U8
1802IoFLAGS(io)
1803 B::IO io
1804
1805MODULE = B PACKAGE = B::AV PREFIX = Av
1806
1807SSize_t
1808AvFILL(av)
1809 B::AV av
1810
1811SSize_t
1812AvMAX(av)
1813 B::AV av
1814
edcc7c74
NC
1815#if PERL_VERSION < 9
1816
1817
1818#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1819
1820IV
1821AvOFF(av)
1822 B::AV av
1823
1824#endif
1825
a8a597b2
MB
1826void
1827AvARRAY(av)
1828 B::AV av
1829 PPCODE:
1830 if (AvFILL(av) >= 0) {
1831 SV **svp = AvARRAY(av);
1832 I32 i;
1833 for (i = 0; i <= AvFILL(av); i++)
9496d2e5 1834 XPUSHs(make_sv_object(aTHX_ NULL, svp[i]));
a8a597b2
MB
1835 }
1836
429a5ce7
SM
1837void
1838AvARRAYelt(av, idx)
1839 B::AV av
1840 int idx
1841 PPCODE:
1842 if (idx >= 0 && AvFILL(av) >= 0 && idx <= AvFILL(av))
9496d2e5 1843 XPUSHs(make_sv_object(aTHX_ NULL, (AvARRAY(av)[idx])));
429a5ce7 1844 else
9496d2e5 1845 XPUSHs(make_sv_object(aTHX_ NULL, NULL));
429a5ce7 1846
edcc7c74
NC
1847#if PERL_VERSION < 9
1848
1849MODULE = B PACKAGE = B::AV
1850
1851U8
1852AvFLAGS(av)
1853 B::AV av
1854
1855#endif
1856
1df34986
AE
1857MODULE = B PACKAGE = B::FM PREFIX = Fm
1858
1859IV
1860FmLINES(form)
1861 B::FM form
1862
a8a597b2
MB
1863MODULE = B PACKAGE = B::CV PREFIX = Cv
1864
651aa52e
AE
1865U32
1866CvCONST(cv)
1867 B::CV cv
1868
a8a597b2
MB
1869B::HV
1870CvSTASH(cv)
1871 B::CV cv
1872
1873B::OP
1874CvSTART(cv)
1875 B::CV cv
a0da4400
NC
1876 ALIAS:
1877 ROOT = 1
bf53b3a5 1878 CODE:
a0da4400 1879 RETVAL = CvISXSUB(cv) ? NULL : ix ? CvROOT(cv) : CvSTART(cv);
d04ba589
NC
1880 OUTPUT:
1881 RETVAL
a8a597b2
MB
1882
1883B::GV
1884CvGV(cv)
1885 B::CV cv
1886
57843af0
GS
1887char *
1888CvFILE(cv)
1889 B::CV cv
1890
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MB
1891long
1892CvDEPTH(cv)
1893 B::CV cv
1894
1895B::AV
1896CvPADLIST(cv)
1897 B::CV cv
1898
1899B::CV
1900CvOUTSIDE(cv)
1901 B::CV cv
1902
a3985cdc
DM
1903U32
1904CvOUTSIDE_SEQ(cv)
1905 B::CV cv
1906
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MB
1907void
1908CvXSUB(cv)
1909 B::CV cv
1910 CODE:
d04ba589 1911 ST(0) = sv_2mortal(newSViv(CvISXSUB(cv) ? PTR2IV(CvXSUB(cv)) : 0));
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MB
1912
1913
1914void
1915CvXSUBANY(cv)
1916 B::CV cv
1917 CODE:
9496d2e5
NC
1918 ST(0) = CvCONST(cv)
1919 ? make_sv_object(aTHX_ NULL, (SV *)CvXSUBANY(cv).any_ptr)
1920 : sv_2mortal(newSViv(CvISXSUB(cv) ? CvXSUBANY(cv).any_iv : 0));
a8a597b2 1921
5cfd8ad4
VB
1922MODULE = B PACKAGE = B::CV
1923
6aaf4108 1924U16
5cfd8ad4
VB
1925CvFLAGS(cv)
1926 B::CV cv
1927
de3f1649
JT
1928MODULE = B PACKAGE = B::CV PREFIX = cv_
1929
1930B::SV
1931cv_const_sv(cv)
1932 B::CV cv
1933
5cfd8ad4 1934
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MB
1935MODULE = B PACKAGE = B::HV PREFIX = Hv
1936
1937STRLEN
1938HvFILL(hv)
1939 B::HV hv
1940
1941STRLEN
1942HvMAX(hv)
1943 B::HV hv
1944
1945I32
1946HvKEYS(hv)
1947 B::HV hv
1948
1949I32
1950HvRITER(hv)
1951 B::HV hv
1952
1953char *
1954HvNAME(hv)
1955 B::HV hv
1956
edcc7c74
NC
1957#if PERL_VERSION < 9
1958
1959B::PMOP
1960HvPMROOT(hv)
1961 B::HV hv
1962
1963#endif
1964
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MB
1965void
1966HvARRAY(hv)
1967 B::HV hv
1968 PPCODE:
1969 if (HvKEYS(hv) > 0) {
1970 SV *sv;
1971 char *key;
1972 I32 len;
1973 (void)hv_iterinit(hv);
1974 EXTEND(sp, HvKEYS(hv) * 2);
8063af02 1975 while ((sv = hv_iternextsv(hv, &key, &len))) {
22f1178f 1976 mPUSHp(key, len);
9496d2e5 1977 PUSHs(make_sv_object(aTHX_ NULL, sv));
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MB
1978 }
1979 }
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JJ
1980
1981MODULE = B PACKAGE = B::HE PREFIX = He
1982
1983B::SV
1984HeVAL(he)
1985 B::HE he
1986
1987U32
1988HeHASH(he)
1989 B::HE he
1990
1991B::SV
1992HeSVKEY_force(he)
1993 B::HE he
1994
1995MODULE = B PACKAGE = B::RHE PREFIX = RHE_
1996
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NC
1997#if PERL_VERSION >= 9
1998
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JJ
1999SV*
2000RHE_HASH(h)
2001 B::RHE h
2002 CODE:
20439bc7 2003 RETVAL = newRV( (SV*)cophh_2hv(h, 0) );
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JJ
2004 OUTPUT:
2005 RETVAL
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NC
2006
2007#endif