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[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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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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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
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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
ba7298e3 838#define SVp 0x40000
39e120c1
NC
839#define line_tp 0x50000
840#define IVp 0x60000
086f9b42
NC
841
842#define OP_next_ix OPp | offsetof(struct op, op_next)
843#define OP_sibling_ix OPp | offsetof(struct op, op_sibling)
844#define UNOP_first_ix OPp | offsetof(struct unop, op_first)
845#define BINOP_last_ix OPp | offsetof(struct binop, op_last)
846#define LOGOP_other_ix OPp | offsetof(struct logop, op_other)
9b1961be 847#if PERL_VERSION >= 9
086f9b42
NC
848# define PMOP_pmreplstart_ix \
849 OPp | offsetof(struct pmop, op_pmstashstartu.op_pmreplstart)
9b1961be 850#else
086f9b42 851# define PMOP_pmreplstart_ix OPp | offsetof(struct pmop, op_pmreplstart)
9b1961be 852#endif
086f9b42
NC
853#define LOOP_redoop_ix OPp | offsetof(struct loop, op_redoop)
854#define LOOP_nextop_ix OPp | offsetof(struct loop, op_nextop)
855#define LOOP_lastop_ix OPp | offsetof(struct loop, op_lastop)
856
857#define OP_targ_ix PADOFFSETp | offsetof(struct op, op_targ)
858#define OP_flags_ix U8p | offsetof(struct op, op_flags)
859#define OP_private_ix U8p | offsetof(struct op, op_private)
9b1961be 860
a78b89ef
NC
861#define PMOP_pmflags_ix U32p | offsetof(struct pmop, op_pmflags)
862
657e3fc2
NC
863#ifdef USE_ITHREADS
864#define PMOP_pmoffset_ix IVp | offsetof(struct pmop, op_pmoffset)
865#endif
866
ba7298e3
NC
867# Yes, B::SV::sv and B::SV::gv really do end up generating identical code.
868#define SVOP_sv_ix SVp | offsetof(struct svop, op_sv)
869#define SVOP_gv_ix SVp | offsetof(struct svop, op_sv)
870
9488fb36
NC
871#define PADOP_padix_ix PADOFFSETp | offsetof(struct padop, op_padix)
872
39e120c1
NC
873#define COP_seq_ix U32p | offsetof(struct cop, cop_seq)
874#define COP_line_ix line_tp | offsetof(struct cop, cop_line)
875#if PERL_VERSION >= 9
876#define COP_hints_ix U32p | offsetof(struct cop, cop_hints)
877#else
878#define COP_hints_ix U8p | offsetof(struct cop, op_private)
879#endif
880
a8a597b2
MB
881MODULE = B PACKAGE = B::OP PREFIX = OP_
882
651aa52e
AE
883size_t
884OP_size(o)
885 B::OP o
886 CODE:
887 RETVAL = opsizes[cc_opclass(aTHX_ o)];
888 OUTPUT:
889 RETVAL
890
9b1961be
NC
891# The type checking code in B has always been identical for all OP types,
892# irrespective of whether the action is actually defined on that OP.
893# We should fix this
086f9b42 894void
9b1961be 895next(o)
a8a597b2 896 B::OP o
9b1961be 897 ALIAS:
086f9b42
NC
898 B::OP::next = OP_next_ix
899 B::OP::sibling = OP_sibling_ix
900 B::OP::targ = OP_targ_ix
901 B::OP::flags = OP_flags_ix
902 B::OP::private = OP_private_ix
903 B::UNOP::first = UNOP_first_ix
904 B::BINOP::last = BINOP_last_ix
905 B::LOGOP::other = LOGOP_other_ix
906 B::PMOP::pmreplstart = PMOP_pmreplstart_ix
907 B::LOOP::redoop = LOOP_redoop_ix
908 B::LOOP::nextop = LOOP_nextop_ix
909 B::LOOP::lastop = LOOP_lastop_ix
a78b89ef 910 B::PMOP::pmflags = PMOP_pmflags_ix
ba7298e3
NC
911 B::SVOP::sv = SVOP_sv_ix
912 B::SVOP::gv = SVOP_gv_ix
9488fb36 913 B::PADOP::padix = PADOP_padix_ix
39e120c1
NC
914 B::COP::cop_seq = COP_seq_ix
915 B::COP::line = COP_line_ix
916 B::COP::hints = COP_hints_ix
9b1961be
NC
917 PREINIT:
918 char *ptr;
086f9b42
NC
919 SV *ret;
920 PPCODE:
921 ptr = (ix & 0xFFFF) + (char *)o;
922 switch ((U8)(ix >> 16)) {
923 case (U8)(OPp >> 16):
924 {
925 OP *const o2 = *((OP **)ptr);
926 ret = sv_newmortal();
927 sv_setiv(newSVrv(ret, cc_opclassname(aTHX_ o2)), PTR2IV(o2));
928 break;
929 }
930 case (U8)(PADOFFSETp >> 16):
931 ret = sv_2mortal(newSVuv(*((PADOFFSET*)ptr)));
932 break;
933 case (U8)(U8p >> 16):
934 ret = sv_2mortal(newSVuv(*((U8*)ptr)));
935 break;
a78b89ef
NC
936 case (U8)(U32p >> 16):
937 ret = sv_2mortal(newSVuv(*((U32*)ptr)));
938 break;
ba7298e3
NC
939 case (U8)(SVp >> 16):
940 ret = make_sv_object(aTHX_ NULL, *((SV **)ptr));
941 break;
39e120c1
NC
942 case (U8)(line_tp >> 16):
943 ret = sv_2mortal(newSVuv(*((line_t *)ptr)));
944 break;
657e3fc2
NC
945#ifdef USE_ITHREADS
946 case (U8)(IVp >> 16):
947 ret = sv_2mortal(newSViv(*((IV*)ptr)));
948 break;
949#endif
086f9b42
NC
950 }
951 ST(0) = ret;
952 XSRETURN(1);
a8a597b2
MB
953
954char *
3f872cb9
GS
955OP_name(o)
956 B::OP o
d2b33dc1
NC
957 ALIAS:
958 desc = 1
3f872cb9 959 CODE:
d2b33dc1 960 RETVAL = (char *)(ix ? PL_op_desc : PL_op_name)[o->op_type];
8063af02
DM
961 OUTPUT:
962 RETVAL
3f872cb9 963
8063af02 964void
a8a597b2
MB
965OP_ppaddr(o)
966 B::OP o
dc333d64
GS
967 PREINIT:
968 int i;
fdbd1d64 969 SV *sv = newSVpvs_flags("PL_ppaddr[OP_", SVs_TEMP);
a8a597b2 970 CODE:
dc333d64 971 sv_catpv(sv, PL_op_name[o->op_type]);
7c436af3 972 for (i=13; (STRLEN)i < SvCUR(sv); ++i)
dc333d64 973 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
6beb30a6 974 sv_catpvs(sv, "]");
dc333d64 975 ST(0) = sv;
a8a597b2 976
7252851f 977#if PERL_VERSION >= 9
dd8be0e4
NC
978# These 3 are all bitfields, so we can't take their addresses.
979UV
980OP_type(o)
2814eb74 981 B::OP o
dd8be0e4
NC
982 ALIAS:
983 opt = 1
984 spare = 2
985 CODE:
986 switch(ix) {
987 case 1:
988 RETVAL = o->op_opt;
989 break;
990 case 2:
991 RETVAL = o->op_spare;
992 break;
993 default:
994 RETVAL = o->op_type;
995 }
996 OUTPUT:
997 RETVAL
2814eb74 998
7252851f
NC
999#else
1000
dd8be0e4
NC
1001UV
1002OP_type(o)
7252851f 1003 B::OP o
dd8be0e4
NC
1004 ALIAS:
1005 seq = 1
1006 CODE:
1007 switch(ix) {
1008 case 1:
1009 RETVAL = o->op_seq;
1010 break;
1011 default:
1012 RETVAL = o->op_type;
1013 }
1014 OUTPUT:
1015 RETVAL
7252851f
NC
1016
1017#endif
1018
1df34986
AE
1019void
1020OP_oplist(o)
1021 B::OP o
1022 PPCODE:
1023 SP = oplist(aTHX_ o, SP);
1024
a8a597b2
MB
1025MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
1026
c03c2844
SM
1027U32
1028LISTOP_children(o)
1029 B::LISTOP o
1030 OP * kid = NO_INIT
1031 int i = NO_INIT
1032 CODE:
c03c2844
SM
1033 i = 0;
1034 for (kid = o->op_first; kid; kid = kid->op_sibling)
1035 i++;
8063af02
DM
1036 RETVAL = i;
1037 OUTPUT:
016e8ce0 1038 RETVAL
a8a597b2
MB
1039
1040MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
1041
20e98b0f
NC
1042#if PERL_VERSION <= 8
1043
a8a597b2
MB
1044void
1045PMOP_pmreplroot(o)
1046 B::PMOP o
1047 OP * root = NO_INIT
1048 CODE:
1049 ST(0) = sv_newmortal();
1050 root = o->op_pmreplroot;
1051 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
1052 if (o->op_type == OP_PUSHRE) {
20e98b0f 1053# ifdef USE_ITHREADS
9d2bbe64 1054 sv_setiv(ST(0), INT2PTR(PADOFFSET,root) );
20e98b0f 1055# else
a8a597b2
MB
1056 sv_setiv(newSVrv(ST(0), root ?
1057 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 1058 PTR2IV(root));
20e98b0f 1059# endif
a8a597b2
MB
1060 }
1061 else {
56431972 1062 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2
MB
1063 }
1064
20e98b0f
NC
1065#else
1066
1067void
1068PMOP_pmreplroot(o)
1069 B::PMOP o
1070 CODE:
1071 ST(0) = sv_newmortal();
1072 if (o->op_type == OP_PUSHRE) {
1073# ifdef USE_ITHREADS
1074 sv_setiv(ST(0), o->op_pmreplrootu.op_pmtargetoff);
1075# else
1076 GV *const target = o->op_pmreplrootu.op_pmtargetgv;
1077 sv_setiv(newSVrv(ST(0), target ?
1078 svclassnames[SvTYPE((SV*)target)] : "B::SV"),
1079 PTR2IV(target));
1080# endif
1081 }
1082 else {
1083 OP *const root = o->op_pmreplrootu.op_pmreplroot;
1084 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)),
1085 PTR2IV(root));
1086 }
1087
1088#endif
1089
9d2bbe64 1090#ifdef USE_ITHREADS
016e8ce0 1091#define PMOP_pmstashpv(o) PmopSTASHPV(o);
9d2bbe64 1092
651aa52e
AE
1093char*
1094PMOP_pmstashpv(o)
1095 B::PMOP o
1096
1097#else
016e8ce0 1098#define PMOP_pmstash(o) PmopSTASH(o);
651aa52e
AE
1099
1100B::HV
1101PMOP_pmstash(o)
1102 B::PMOP o
1103
9d2bbe64
MB
1104#endif
1105
7c1f70cb 1106#if PERL_VERSION < 9
5b02c205
NC
1107#define PMOP_pmnext(o) o->op_pmnext
1108
1109B::PMOP
1110PMOP_pmnext(o)
1111 B::PMOP o
7c1f70cb
NC
1112
1113U32
1114PMOP_pmpermflags(o)
1115 B::PMOP o
1116
1117U8
1118PMOP_pmdynflags(o)
1119 B::PMOP o
1120
1121#endif
1122
a8a597b2
MB
1123void
1124PMOP_precomp(o)
1125 B::PMOP o
021d294f
NC
1126 PREINIT:
1127 dXSI32;
1128 REGEXP *rx;
a8a597b2 1129 CODE:
aaa362c4 1130 rx = PM_GETRE(o);
c737faaf 1131 ST(0) = sv_newmortal();
021d294f
NC
1132 if (rx) {
1133#if PERL_VERSION >= 9
1134 if (ix) {
1135 sv_setuv(ST(0), RX_EXTFLAGS(rx));
1136 } else
1137#endif
1138 {
1139 sv_setpvn(ST(0), RX_PRECOMP(rx), RX_PRELEN(rx));
1140 }
1141 }
c737faaf 1142
021d294f
NC
1143BOOT:
1144{
1145 CV *cv;
1146#ifdef USE_ITHREADS
1147 cv = newXS("B::PMOP::pmoffset", XS_B__OP_next, __FILE__);
1148 XSANY.any_i32 = PMOP_pmoffset_ix;
7c1f70cb 1149#endif
021d294f
NC
1150#if PERL_VERSION >= 9
1151 cv = newXS("B::PMOP::reflags", XS_B__PMOP_precomp, __FILE__);
1152 XSANY.any_i32 = 1;
1153#endif
1154}
1155
c518d492 1156MODULE = B PACKAGE = B::PADOP
7934575e 1157
7934575e 1158B::SV
c518d492 1159sv(o)
7934575e 1160 B::PADOP o
c518d492
NC
1161 ALIAS:
1162 gv = 1
1163 CODE:
1164 /* It happens that the output typemaps for B::SV and B::GV are
1165 identical. The "smarts" are in make_sv_object(), which determines
1166 which class to use based on SvTYPE(), rather than anything baked in
1167 at compile time. */
1168 if (o->op_padix) {
1169 RETVAL = PAD_SVl(o->op_padix);
1170 if (ix && SvTYPE(RETVAL) != SVt_PVGV)
1171 RETVAL = NULL;
1172 } else {
1173 RETVAL = NULL;
1174 }
1175 OUTPUT:
1176 RETVAL
a8a597b2
MB
1177
1178MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
1179
1180void
1181PVOP_pv(o)
1182 B::PVOP o
1183 CODE:
1184 /*
bec89253 1185 * OP_TRANS uses op_pv to point to a table of 256 or >=258 shorts
a8a597b2
MB
1186 * whereas other PVOPs point to a null terminated string.
1187 */
bec89253
RH
1188 if (o->op_type == OP_TRANS &&
1189 (o->op_private & OPpTRANS_COMPLEMENT) &&
1190 !(o->op_private & OPpTRANS_DELETE))
1191 {
5d7488b2
AL
1192 const short* const tbl = (short*)o->op_pv;
1193 const short entries = 257 + tbl[256];
d3d34884 1194 ST(0) = newSVpvn_flags(o->op_pv, entries * sizeof(short), SVs_TEMP);
bec89253
RH
1195 }
1196 else if (o->op_type == OP_TRANS) {
d3d34884 1197 ST(0) = newSVpvn_flags(o->op_pv, 256 * sizeof(short), SVs_TEMP);
bec89253
RH
1198 }
1199 else
d3d34884 1200 ST(0) = newSVpvn_flags(o->op_pv, strlen(o->op_pv), SVs_TEMP);
a8a597b2 1201
4b65a919 1202#define COP_label(o) CopLABEL(o)
11faa288
GS
1203#define COP_stashpv(o) CopSTASHPV(o)
1204#define COP_stash(o) CopSTASH(o)
57843af0 1205#define COP_file(o) CopFILE(o)
1df34986 1206#define COP_filegv(o) CopFILEGV(o)
fc15ae8f 1207#define COP_arybase(o) CopARYBASE_get(o)
a8a597b2
MB
1208
1209MODULE = B PACKAGE = B::COP PREFIX = COP_
1210
d5b8ed54
NC
1211const char *
1212COP_label(o)
1213 B::COP o
1214
11faa288
GS
1215char *
1216COP_stashpv(o)
1217 B::COP o
1218
a8a597b2
MB
1219B::HV
1220COP_stash(o)
1221 B::COP o
1222
57843af0
GS
1223char *
1224COP_file(o)
a8a597b2
MB
1225 B::COP o
1226
1df34986
AE
1227B::GV
1228COP_filegv(o)
1229 B::COP o
1230
a8a597b2
MB
1231I32
1232COP_arybase(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
651aa52e
AE
1269MODULE = B PACKAGE = B::SV
1270
de64752d
NC
1271#define MAGICAL_FLAG_BITS (SVs_GMG|SVs_SMG|SVs_RMG)
1272
651aa52e 1273U32
de64752d 1274REFCNT(sv)
651aa52e 1275 B::SV sv
de64752d
NC
1276 ALIAS:
1277 FLAGS = 0xFFFFFFFF
1278 SvTYPE = SVTYPEMASK
1279 POK = SVf_POK
1280 ROK = SVf_ROK
1281 MAGICAL = MAGICAL_FLAG_BITS
1282 CODE:
1283 RETVAL = ix ? (SvFLAGS(sv) & (U32)ix) : SvREFCNT(sv);
1284 OUTPUT:
1285 RETVAL
651aa52e 1286
9efba5c8 1287void
429a5ce7
SM
1288object_2svref(sv)
1289 B::SV sv
9efba5c8
NC
1290 PPCODE:
1291 ST(0) = sv_2mortal(newRV(sv));
1292 XSRETURN(1);
1293
a8a597b2
MB
1294MODULE = B PACKAGE = B::IV PREFIX = Sv
1295
1296IV
1297SvIV(sv)
1298 B::IV sv
1299
1300IV
1301SvIVX(sv)
1302 B::IV sv
1303
0ca04487
VB
1304UV
1305SvUVX(sv)
1306 B::IV sv
1307
1308
a8a597b2
MB
1309MODULE = B PACKAGE = B::IV
1310
1311#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
1312
1313int
1314needs64bits(sv)
1315 B::IV sv
1316
1317void
1318packiv(sv)
1319 B::IV sv
1320 CODE:
1321 if (sizeof(IV) == 8) {
1322 U32 wp[2];
5d7488b2 1323 const IV iv = SvIVX(sv);
a8a597b2
MB
1324 /*
1325 * The following way of spelling 32 is to stop compilers on
1326 * 32-bit architectures from moaning about the shift count
1327 * being >= the width of the type. Such architectures don't
1328 * reach this code anyway (unless sizeof(IV) > 8 but then
1329 * everything else breaks too so I'm not fussed at the moment).
1330 */
42718184
RB
1331#ifdef UV_IS_QUAD
1332 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
1333#else
1334 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
1335#endif
a8a597b2 1336 wp[1] = htonl(iv & 0xffffffff);
d3d34884 1337 ST(0) = newSVpvn_flags((char *)wp, 8, SVs_TEMP);
a8a597b2
MB
1338 } else {
1339 U32 w = htonl((U32)SvIVX(sv));
d3d34884 1340 ST(0) = newSVpvn_flags((char *)&w, 4, SVs_TEMP);
a8a597b2
MB
1341 }
1342
4df7f6af 1343#if PERL_VERSION >= 11
f046b1bd
NC
1344# The input typemap checking makes no distinction between different SV types,
1345# so the XS body will generate the same C code, despite the different XS
1346# "types". So there is no change in behaviour from doing newXS like this,
1347# compared with the old approach of having a (near) duplicate XS body.
1348# We should fix the typemap checking.
4df7f6af 1349
f046b1bd
NC
1350BOOT:
1351 newXS("B::IV::RV", XS_B__PV_RV, __FILE__);
4df7f6af
NC
1352
1353#endif
1354
a8a597b2
MB
1355MODULE = B PACKAGE = B::NV PREFIX = Sv
1356
76ef7183 1357NV
a8a597b2
MB
1358SvNV(sv)
1359 B::NV sv
1360
76ef7183 1361NV
a8a597b2
MB
1362SvNVX(sv)
1363 B::NV sv
1364
809abb02
NC
1365U32
1366COP_SEQ_RANGE_LOW(sv)
1367 B::NV sv
1368
1369U32
1370COP_SEQ_RANGE_HIGH(sv)
1371 B::NV sv
1372
1373U32
1374PARENT_PAD_INDEX(sv)
1375 B::NV sv
1376
1377U32
1378PARENT_FAKELEX_FLAGS(sv)
1379 B::NV sv
1380
4df7f6af
NC
1381#if PERL_VERSION < 11
1382
a8a597b2
MB
1383MODULE = B PACKAGE = B::RV PREFIX = Sv
1384
1385B::SV
1386SvRV(sv)
1387 B::RV sv
1388
4df7f6af
NC
1389#endif
1390
a8a597b2
MB
1391MODULE = B PACKAGE = B::PV PREFIX = Sv
1392
0b40bd6d
RH
1393char*
1394SvPVX(sv)
1395 B::PV sv
1396
b326da91
MB
1397B::SV
1398SvRV(sv)
1399 B::PV sv
1400 CODE:
1401 if( SvROK(sv) ) {
1402 RETVAL = SvRV(sv);
1403 }
1404 else {
1405 croak( "argument is not SvROK" );
1406 }
1407 OUTPUT:
1408 RETVAL
1409
a8a597b2
MB
1410void
1411SvPV(sv)
1412 B::PV sv
1413 CODE:
c0b20461 1414 if( SvPOK(sv) ) {
fdbd1d64
NC
1415 STRLEN len = SvCUR(sv);
1416 const char *p = SvPVX_const(sv);
0eaead75
NC
1417#if PERL_VERSION < 10
1418 /* Before 5.10 (well 931b58fb28fa5ca7), PAD_COMPNAME_GEN was stored
1419 in SvCUR(), which meant we had to attempt this special casing
1420 to avoid tripping up over variable names in the pads. */
fdbd1d64 1421 if((SvLEN(sv) && len >= SvLEN(sv))) {
b55685ae
NC
1422 /* It claims to be longer than the space allocated for it -
1423 presuambly it's a variable name in the pad */
fdbd1d64 1424 len = strlen(p);
b55685ae 1425 }
0eaead75 1426#endif
fdbd1d64 1427 ST(0) = newSVpvn_flags(p, len, SVs_TEMP | SvUTF8(sv));
b326da91
MB
1428 }
1429 else {
1430 /* XXX for backward compatibility, but should fail */
1431 /* croak( "argument is not SvPOK" ); */
fdbd1d64 1432 ST(0) = sv_newmortal();
b326da91 1433 }
a8a597b2 1434
5a44e503
NC
1435# This used to read 257. I think that that was buggy - should have been 258.
1436# (The "\0", the flags byte, and 256 for the table. Not that anything
1437# anywhere calls this method. NWC.
651aa52e
AE
1438void
1439SvPVBM(sv)
1440 B::PV sv
1441 CODE:
fdbd1d64
NC
1442 ST(0) = newSVpvn_flags(SvPVX_const(sv),
1443 SvCUR(sv) + (SvVALID(sv) ? 256 + PERL_FBM_TABLE_OFFSET : 0),
1444 SVs_TEMP);
651aa52e
AE
1445
1446
445a12f6
DM
1447STRLEN
1448SvLEN(sv)
1449 B::PV sv
1450
1451STRLEN
1452SvCUR(sv)
1453 B::PV sv
1454
a8a597b2
MB
1455MODULE = B PACKAGE = B::PVMG PREFIX = Sv
1456
1457void
1458SvMAGIC(sv)
1459 B::PVMG sv
1460 MAGIC * mg = NO_INIT
1461 PPCODE:
1462 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
9496d2e5 1463 XPUSHs(make_mg_object(aTHX_ mg));
a8a597b2
MB
1464
1465MODULE = B PACKAGE = B::PVMG
1466
1467B::HV
1468SvSTASH(sv)
1469 B::PVMG sv
1470
5c35adbb
NC
1471MODULE = B PACKAGE = B::REGEXP
1472
1473#if PERL_VERSION >= 11
1474
1475IV
1476REGEX(sv)
07bc277f 1477 B::REGEXP sv
5c35adbb 1478 CODE:
288b8c02
NC
1479 /* FIXME - can we code this method more efficiently? */
1480 RETVAL = PTR2IV(sv);
5c35adbb
NC
1481 OUTPUT:
1482 RETVAL
1483
1484SV*
1485precomp(sv)
07bc277f 1486 B::REGEXP sv
5c35adbb 1487 CODE:
288b8c02 1488 RETVAL = newSVpvn( RX_PRECOMP(sv), RX_PRELEN(sv) );
5c35adbb
NC
1489 OUTPUT:
1490 RETVAL
1491
1492#endif
1493
a8a597b2
MB
1494#define MgMOREMAGIC(mg) mg->mg_moremagic
1495#define MgPRIVATE(mg) mg->mg_private
1496#define MgTYPE(mg) mg->mg_type
1497#define MgFLAGS(mg) mg->mg_flags
1498#define MgOBJ(mg) mg->mg_obj
88b39979 1499#define MgLENGTH(mg) mg->mg_len
bde7177d 1500#define MgREGEX(mg) PTR2IV(mg->mg_obj)
a8a597b2
MB
1501
1502MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
1503
1504B::MAGIC
1505MgMOREMAGIC(mg)
1506 B::MAGIC mg
c5f0f3aa
RGS
1507 CODE:
1508 if( MgMOREMAGIC(mg) ) {
1509 RETVAL = MgMOREMAGIC(mg);
1510 }
1511 else {
1512 XSRETURN_UNDEF;
1513 }
1514 OUTPUT:
1515 RETVAL
a8a597b2
MB
1516
1517U16
1518MgPRIVATE(mg)
1519 B::MAGIC mg
1520
1521char
1522MgTYPE(mg)
1523 B::MAGIC mg
1524
1525U8
1526MgFLAGS(mg)
1527 B::MAGIC mg
1528
1529B::SV
1530MgOBJ(mg)
1531 B::MAGIC mg
b326da91 1532
9d2bbe64
MB
1533IV
1534MgREGEX(mg)
1535 B::MAGIC mg
1536 CODE:
a8248b05 1537 if(mg->mg_type == PERL_MAGIC_qr) {
9d2bbe64
MB
1538 RETVAL = MgREGEX(mg);
1539 }
1540 else {
1541 croak( "REGEX is only meaningful on r-magic" );
1542 }
1543 OUTPUT:
1544 RETVAL
1545
b326da91
MB
1546SV*
1547precomp(mg)
1548 B::MAGIC mg
1549 CODE:
a8248b05 1550 if (mg->mg_type == PERL_MAGIC_qr) {
b326da91 1551 REGEXP* rx = (REGEXP*)mg->mg_obj;
ef35129c 1552 RETVAL = Nullsv;
b326da91 1553 if( rx )
220fc49f 1554 RETVAL = newSVpvn( RX_PRECOMP(rx), RX_PRELEN(rx) );
b326da91
MB
1555 }
1556 else {
1557 croak( "precomp is only meaningful on r-magic" );
1558 }
1559 OUTPUT:
1560 RETVAL
a8a597b2 1561
88b39979
VB
1562I32
1563MgLENGTH(mg)
1564 B::MAGIC mg
1565
a8a597b2
MB
1566void
1567MgPTR(mg)
1568 B::MAGIC mg
1569 CODE:
88b39979
VB
1570 if (mg->mg_ptr){
1571 if (mg->mg_len >= 0){
fdbd1d64 1572 ST(0) = newSVpvn_flags(mg->mg_ptr, mg->mg_len, SVs_TEMP);
651aa52e 1573 } else if (mg->mg_len == HEf_SVKEY) {
9496d2e5 1574 ST(0) = make_sv_object(aTHX_ NULL, (SV*)mg->mg_ptr);
fdbd1d64
NC
1575 } else
1576 ST(0) = sv_newmortal();
1577 } else
1578 ST(0) = sv_newmortal();
a8a597b2
MB
1579
1580MODULE = B PACKAGE = B::PVLV PREFIX = Lv
1581
1582U32
1583LvTARGOFF(sv)
1584 B::PVLV sv
1585
1586U32
1587LvTARGLEN(sv)
1588 B::PVLV sv
1589
1590char
1591LvTYPE(sv)
1592 B::PVLV sv
1593
1594B::SV
1595LvTARG(sv)
1596 B::PVLV sv
1597
1598MODULE = B PACKAGE = B::BM PREFIX = Bm
1599
1600I32
1601BmUSEFUL(sv)
1602 B::BM sv
1603
85c508c3 1604U32
a8a597b2
MB
1605BmPREVIOUS(sv)
1606 B::BM sv
1607
1608U8
1609BmRARE(sv)
1610 B::BM sv
1611
1612void
1613BmTABLE(sv)
1614 B::BM sv
1615 STRLEN len = NO_INIT
1616 char * str = NO_INIT
1617 CODE:
1618 str = SvPV(sv, len);
1619 /* Boyer-Moore table is just after string and its safety-margin \0 */
d3d34884 1620 ST(0) = newSVpvn_flags(str + len + PERL_FBM_TABLE_OFFSET, 256, SVs_TEMP);
a8a597b2
MB
1621
1622MODULE = B PACKAGE = B::GV PREFIX = Gv
1623
1624void
1625GvNAME(gv)
1626 B::GV gv
1627 CODE:
6beb30a6
NC
1628#if PERL_VERSION >= 10
1629 ST(0) = sv_2mortal(newSVhek(GvNAME_HEK(gv)));
1630#else
d3d34884 1631 ST(0) = newSVpvn_flags(GvNAME(gv), GvNAMELEN(gv), SVs_TEMP);
6beb30a6 1632#endif
a8a597b2 1633
87d7fd28
GS
1634bool
1635is_empty(gv)
1636 B::GV gv
711fbbf0
NC
1637 ALIAS:
1638 isGV_with_GP = 1
87d7fd28 1639 CODE:
711fbbf0 1640 if (ix) {
50786ba8 1641#if PERL_VERSION >= 9
711fbbf0 1642 RETVAL = isGV_with_GP(gv) ? TRUE : FALSE;
50786ba8 1643#else
711fbbf0 1644 RETVAL = TRUE; /* In 5.8 and earlier they all are. */
50786ba8 1645#endif
711fbbf0
NC
1646 } else {
1647 RETVAL = GvGP(gv) == Null(GP*);
1648 }
50786ba8 1649 OUTPUT:
711fbbf0 1650 RETVAL
50786ba8 1651
651aa52e
AE
1652void*
1653GvGP(gv)
1654 B::GV gv
1655
a8a597b2
MB
1656B::HV
1657GvSTASH(gv)
1658 B::GV gv
1659
1660B::SV
1661GvSV(gv)
1662 B::GV gv
1663
1664B::IO
1665GvIO(gv)
1666 B::GV gv
1667
1df34986 1668B::FM
a8a597b2
MB
1669GvFORM(gv)
1670 B::GV gv
1df34986
AE
1671 CODE:
1672 RETVAL = (SV*)GvFORM(gv);
1673 OUTPUT:
1674 RETVAL
a8a597b2
MB
1675
1676B::AV
1677GvAV(gv)
1678 B::GV gv
1679
1680B::HV
1681GvHV(gv)
1682 B::GV gv
1683
1684B::GV
1685GvEGV(gv)
1686 B::GV gv
1687
1688B::CV
1689GvCV(gv)
1690 B::GV gv
1691
1692U32
1693GvCVGEN(gv)
1694 B::GV gv
1695
8bafa735 1696U32
a8a597b2
MB
1697GvLINE(gv)
1698 B::GV gv
1699
b195d487
GS
1700char *
1701GvFILE(gv)
1702 B::GV gv
1703
a8a597b2
MB
1704B::GV
1705GvFILEGV(gv)
1706 B::GV gv
1707
1708MODULE = B PACKAGE = B::GV
1709
1710U32
1711GvREFCNT(gv)
1712 B::GV gv
1713
1714U8
1715GvFLAGS(gv)
1716 B::GV gv
1717
1718MODULE = B PACKAGE = B::IO PREFIX = Io
1719
1720long
1721IoLINES(io)
1722 B::IO io
1723
1724long
1725IoPAGE(io)
1726 B::IO io
1727
1728long
1729IoPAGE_LEN(io)
1730 B::IO io
1731
1732long
1733IoLINES_LEFT(io)
1734 B::IO io
1735
1736char *
1737IoTOP_NAME(io)
1738 B::IO io
1739
1740B::GV
1741IoTOP_GV(io)
1742 B::IO io
1743
1744char *
1745IoFMT_NAME(io)
1746 B::IO io
1747
1748B::GV
1749IoFMT_GV(io)
1750 B::IO io
1751
1752char *
1753IoBOTTOM_NAME(io)
1754 B::IO io
1755
1756B::GV
1757IoBOTTOM_GV(io)
1758 B::IO io
1759
04071355
NC
1760#if PERL_VERSION <= 8
1761
a8a597b2
MB
1762short
1763IoSUBPROCESS(io)
1764 B::IO io
1765
04071355
NC
1766#endif
1767
b326da91
MB
1768bool
1769IsSTD(io,name)
1770 B::IO io
5d7488b2 1771 const char* name
b326da91
MB
1772 PREINIT:
1773 PerlIO* handle = 0;
1774 CODE:
1775 if( strEQ( name, "stdin" ) ) {
1776 handle = PerlIO_stdin();
1777 }
1778 else if( strEQ( name, "stdout" ) ) {
1779 handle = PerlIO_stdout();
1780 }
1781 else if( strEQ( name, "stderr" ) ) {
1782 handle = PerlIO_stderr();
1783 }
1784 else {
1785 croak( "Invalid value '%s'", name );
1786 }
1787 RETVAL = handle == IoIFP(io);
1788 OUTPUT:
1789 RETVAL
1790
a8a597b2
MB
1791MODULE = B PACKAGE = B::IO
1792
1793char
1794IoTYPE(io)
1795 B::IO io
1796
1797U8
1798IoFLAGS(io)
1799 B::IO io
1800
1801MODULE = B PACKAGE = B::AV PREFIX = Av
1802
1803SSize_t
1804AvFILL(av)
1805 B::AV av
1806
1807SSize_t
1808AvMAX(av)
1809 B::AV av
1810
a8a597b2
MB
1811void
1812AvARRAY(av)
1813 B::AV av
1814 PPCODE:
1815 if (AvFILL(av) >= 0) {
1816 SV **svp = AvARRAY(av);
1817 I32 i;
1818 for (i = 0; i <= AvFILL(av); i++)
9496d2e5 1819 XPUSHs(make_sv_object(aTHX_ NULL, svp[i]));
a8a597b2
MB
1820 }
1821
429a5ce7
SM
1822void
1823AvARRAYelt(av, idx)
1824 B::AV av
1825 int idx
1826 PPCODE:
1827 if (idx >= 0 && AvFILL(av) >= 0 && idx <= AvFILL(av))
9496d2e5 1828 XPUSHs(make_sv_object(aTHX_ NULL, (AvARRAY(av)[idx])));
429a5ce7 1829 else
9496d2e5 1830 XPUSHs(make_sv_object(aTHX_ NULL, NULL));
429a5ce7 1831
edcc7c74
NC
1832#if PERL_VERSION < 9
1833
5b02c205
NC
1834#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1835
1836IV
1837AvOFF(av)
1838 B::AV av
1839
edcc7c74
NC
1840MODULE = B PACKAGE = B::AV
1841
1842U8
1843AvFLAGS(av)
1844 B::AV av
1845
1846#endif
1847
1df34986
AE
1848MODULE = B PACKAGE = B::FM PREFIX = Fm
1849
1850IV
1851FmLINES(form)
1852 B::FM form
1853
a8a597b2
MB
1854MODULE = B PACKAGE = B::CV PREFIX = Cv
1855
651aa52e
AE
1856U32
1857CvCONST(cv)
1858 B::CV cv
1859
a8a597b2
MB
1860B::HV
1861CvSTASH(cv)
1862 B::CV cv
1863
1864B::OP
1865CvSTART(cv)
1866 B::CV cv
a0da4400
NC
1867 ALIAS:
1868 ROOT = 1
bf53b3a5 1869 CODE:
a0da4400 1870 RETVAL = CvISXSUB(cv) ? NULL : ix ? CvROOT(cv) : CvSTART(cv);
d04ba589
NC
1871 OUTPUT:
1872 RETVAL
a8a597b2
MB
1873
1874B::GV
1875CvGV(cv)
1876 B::CV cv
1877
57843af0
GS
1878char *
1879CvFILE(cv)
1880 B::CV cv
1881
a8a597b2
MB
1882long
1883CvDEPTH(cv)
1884 B::CV cv
1885
1886B::AV
1887CvPADLIST(cv)
1888 B::CV cv
1889
1890B::CV
1891CvOUTSIDE(cv)
1892 B::CV cv
1893
a3985cdc
DM
1894U32
1895CvOUTSIDE_SEQ(cv)
1896 B::CV cv
1897
a8a597b2
MB
1898void
1899CvXSUB(cv)
1900 B::CV cv
1901 CODE:
d04ba589 1902 ST(0) = sv_2mortal(newSViv(CvISXSUB(cv) ? PTR2IV(CvXSUB(cv)) : 0));
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MB
1903
1904
1905void
1906CvXSUBANY(cv)
1907 B::CV cv
1908 CODE:
9496d2e5
NC
1909 ST(0) = CvCONST(cv)
1910 ? make_sv_object(aTHX_ NULL, (SV *)CvXSUBANY(cv).any_ptr)
1911 : sv_2mortal(newSViv(CvISXSUB(cv) ? CvXSUBANY(cv).any_iv : 0));
a8a597b2 1912
5cfd8ad4
VB
1913MODULE = B PACKAGE = B::CV
1914
6aaf4108 1915U16
5cfd8ad4
VB
1916CvFLAGS(cv)
1917 B::CV cv
1918
de3f1649
JT
1919MODULE = B PACKAGE = B::CV PREFIX = cv_
1920
1921B::SV
1922cv_const_sv(cv)
1923 B::CV cv
1924
5cfd8ad4 1925
a8a597b2
MB
1926MODULE = B PACKAGE = B::HV PREFIX = Hv
1927
1928STRLEN
1929HvFILL(hv)
1930 B::HV hv
1931
1932STRLEN
1933HvMAX(hv)
1934 B::HV hv
1935
1936I32
1937HvKEYS(hv)
1938 B::HV hv
1939
1940I32
1941HvRITER(hv)
1942 B::HV hv
1943
1944char *
1945HvNAME(hv)
1946 B::HV hv
1947
edcc7c74
NC
1948#if PERL_VERSION < 9
1949
1950B::PMOP
1951HvPMROOT(hv)
1952 B::HV hv
1953
1954#endif
1955
a8a597b2
MB
1956void
1957HvARRAY(hv)
1958 B::HV hv
1959 PPCODE:
1960 if (HvKEYS(hv) > 0) {
1961 SV *sv;
1962 char *key;
1963 I32 len;
1964 (void)hv_iterinit(hv);
1965 EXTEND(sp, HvKEYS(hv) * 2);
8063af02 1966 while ((sv = hv_iternextsv(hv, &key, &len))) {
22f1178f 1967 mPUSHp(key, len);
9496d2e5 1968 PUSHs(make_sv_object(aTHX_ NULL, sv));
a8a597b2
MB
1969 }
1970 }
fd9f6265
JJ
1971
1972MODULE = B PACKAGE = B::HE PREFIX = He
1973
1974B::SV
1975HeVAL(he)
1976 B::HE he
1977
1978U32
1979HeHASH(he)
1980 B::HE he
1981
1982B::SV
1983HeSVKEY_force(he)
1984 B::HE he
1985
1986MODULE = B PACKAGE = B::RHE PREFIX = RHE_
1987
e412117e
NC
1988#if PERL_VERSION >= 9
1989
fd9f6265
JJ
1990SV*
1991RHE_HASH(h)
1992 B::RHE h
1993 CODE:
20439bc7 1994 RETVAL = newRV( (SV*)cophh_2hv(h, 0) );
fd9f6265
JJ
1995 OUTPUT:
1996 RETVAL
e412117e
NC
1997
1998#endif