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Merge B::PADOP::{gv,sv} using the ALIAS mechanism.
[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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MB
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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MB
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 }
a8a597b2
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 */
a8a597b2
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
ba7298e3
NC
838#define SVp 0x40000
839#define IVp 0x50000
086f9b42
NC
840
841#define OP_next_ix OPp | offsetof(struct op, op_next)
842#define OP_sibling_ix OPp | offsetof(struct op, op_sibling)
843#define UNOP_first_ix OPp | offsetof(struct unop, op_first)
844#define BINOP_last_ix OPp | offsetof(struct binop, op_last)
845#define LOGOP_other_ix OPp | offsetof(struct logop, op_other)
9b1961be 846#if PERL_VERSION >= 9
086f9b42
NC
847# define PMOP_pmreplstart_ix \
848 OPp | offsetof(struct pmop, op_pmstashstartu.op_pmreplstart)
9b1961be 849#else
086f9b42 850# define PMOP_pmreplstart_ix OPp | offsetof(struct pmop, op_pmreplstart)
9b1961be 851#endif
086f9b42
NC
852#define LOOP_redoop_ix OPp | offsetof(struct loop, op_redoop)
853#define LOOP_nextop_ix OPp | offsetof(struct loop, op_nextop)
854#define LOOP_lastop_ix OPp | offsetof(struct loop, op_lastop)
855
856#define OP_targ_ix PADOFFSETp | offsetof(struct op, op_targ)
857#define OP_flags_ix U8p | offsetof(struct op, op_flags)
858#define OP_private_ix U8p | offsetof(struct op, op_private)
9b1961be 859
a78b89ef
NC
860#define PMOP_pmflags_ix U32p | offsetof(struct pmop, op_pmflags)
861
657e3fc2
NC
862#ifdef USE_ITHREADS
863#define PMOP_pmoffset_ix IVp | offsetof(struct pmop, op_pmoffset)
864#endif
865
ba7298e3
NC
866# Yes, B::SV::sv and B::SV::gv really do end up generating identical code.
867#define SVOP_sv_ix SVp | offsetof(struct svop, op_sv)
868#define SVOP_gv_ix SVp | offsetof(struct svop, op_sv)
869
9488fb36
NC
870#define PADOP_padix_ix PADOFFSETp | offsetof(struct padop, op_padix)
871
a8a597b2
MB
872MODULE = B PACKAGE = B::OP PREFIX = OP_
873
651aa52e
AE
874size_t
875OP_size(o)
876 B::OP o
877 CODE:
878 RETVAL = opsizes[cc_opclass(aTHX_ o)];
879 OUTPUT:
880 RETVAL
881
9b1961be
NC
882# The type checking code in B has always been identical for all OP types,
883# irrespective of whether the action is actually defined on that OP.
884# We should fix this
086f9b42 885void
9b1961be 886next(o)
a8a597b2 887 B::OP o
9b1961be 888 ALIAS:
086f9b42
NC
889 B::OP::next = OP_next_ix
890 B::OP::sibling = OP_sibling_ix
891 B::OP::targ = OP_targ_ix
892 B::OP::flags = OP_flags_ix
893 B::OP::private = OP_private_ix
894 B::UNOP::first = UNOP_first_ix
895 B::BINOP::last = BINOP_last_ix
896 B::LOGOP::other = LOGOP_other_ix
897 B::PMOP::pmreplstart = PMOP_pmreplstart_ix
898 B::LOOP::redoop = LOOP_redoop_ix
899 B::LOOP::nextop = LOOP_nextop_ix
900 B::LOOP::lastop = LOOP_lastop_ix
a78b89ef 901 B::PMOP::pmflags = PMOP_pmflags_ix
ba7298e3
NC
902 B::SVOP::sv = SVOP_sv_ix
903 B::SVOP::gv = SVOP_gv_ix
9488fb36 904 B::PADOP::padix = PADOP_padix_ix
9b1961be
NC
905 PREINIT:
906 char *ptr;
086f9b42
NC
907 SV *ret;
908 PPCODE:
909 ptr = (ix & 0xFFFF) + (char *)o;
910 switch ((U8)(ix >> 16)) {
911 case (U8)(OPp >> 16):
912 {
913 OP *const o2 = *((OP **)ptr);
914 ret = sv_newmortal();
915 sv_setiv(newSVrv(ret, cc_opclassname(aTHX_ o2)), PTR2IV(o2));
916 break;
917 }
918 case (U8)(PADOFFSETp >> 16):
919 ret = sv_2mortal(newSVuv(*((PADOFFSET*)ptr)));
920 break;
921 case (U8)(U8p >> 16):
922 ret = sv_2mortal(newSVuv(*((U8*)ptr)));
923 break;
a78b89ef
NC
924 case (U8)(U32p >> 16):
925 ret = sv_2mortal(newSVuv(*((U32*)ptr)));
926 break;
ba7298e3
NC
927 case (U8)(SVp >> 16):
928 ret = make_sv_object(aTHX_ NULL, *((SV **)ptr));
929 break;
657e3fc2
NC
930#ifdef USE_ITHREADS
931 case (U8)(IVp >> 16):
932 ret = sv_2mortal(newSViv(*((IV*)ptr)));
933 break;
934#endif
086f9b42
NC
935 }
936 ST(0) = ret;
937 XSRETURN(1);
a8a597b2
MB
938
939char *
3f872cb9
GS
940OP_name(o)
941 B::OP o
d2b33dc1
NC
942 ALIAS:
943 desc = 1
3f872cb9 944 CODE:
d2b33dc1 945 RETVAL = (char *)(ix ? PL_op_desc : PL_op_name)[o->op_type];
8063af02
DM
946 OUTPUT:
947 RETVAL
3f872cb9 948
8063af02 949void
a8a597b2
MB
950OP_ppaddr(o)
951 B::OP o
dc333d64
GS
952 PREINIT:
953 int i;
fdbd1d64 954 SV *sv = newSVpvs_flags("PL_ppaddr[OP_", SVs_TEMP);
a8a597b2 955 CODE:
dc333d64 956 sv_catpv(sv, PL_op_name[o->op_type]);
7c436af3 957 for (i=13; (STRLEN)i < SvCUR(sv); ++i)
dc333d64 958 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
6beb30a6 959 sv_catpvs(sv, "]");
dc333d64 960 ST(0) = sv;
a8a597b2 961
7252851f 962#if PERL_VERSION >= 9
dd8be0e4
NC
963# These 3 are all bitfields, so we can't take their addresses.
964UV
965OP_type(o)
2814eb74 966 B::OP o
dd8be0e4
NC
967 ALIAS:
968 opt = 1
969 spare = 2
970 CODE:
971 switch(ix) {
972 case 1:
973 RETVAL = o->op_opt;
974 break;
975 case 2:
976 RETVAL = o->op_spare;
977 break;
978 default:
979 RETVAL = o->op_type;
980 }
981 OUTPUT:
982 RETVAL
2814eb74 983
7252851f
NC
984#else
985
dd8be0e4
NC
986UV
987OP_type(o)
7252851f 988 B::OP o
dd8be0e4
NC
989 ALIAS:
990 seq = 1
991 CODE:
992 switch(ix) {
993 case 1:
994 RETVAL = o->op_seq;
995 break;
996 default:
997 RETVAL = o->op_type;
998 }
999 OUTPUT:
1000 RETVAL
7252851f
NC
1001
1002#endif
1003
1df34986
AE
1004void
1005OP_oplist(o)
1006 B::OP o
1007 PPCODE:
1008 SP = oplist(aTHX_ o, SP);
1009
a8a597b2
MB
1010MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
1011
c03c2844
SM
1012U32
1013LISTOP_children(o)
1014 B::LISTOP o
1015 OP * kid = NO_INIT
1016 int i = NO_INIT
1017 CODE:
c03c2844
SM
1018 i = 0;
1019 for (kid = o->op_first; kid; kid = kid->op_sibling)
1020 i++;
8063af02
DM
1021 RETVAL = i;
1022 OUTPUT:
016e8ce0 1023 RETVAL
a8a597b2
MB
1024
1025MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
1026
20e98b0f
NC
1027#if PERL_VERSION <= 8
1028
a8a597b2
MB
1029void
1030PMOP_pmreplroot(o)
1031 B::PMOP o
1032 OP * root = NO_INIT
1033 CODE:
1034 ST(0) = sv_newmortal();
1035 root = o->op_pmreplroot;
1036 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
1037 if (o->op_type == OP_PUSHRE) {
20e98b0f 1038# ifdef USE_ITHREADS
9d2bbe64 1039 sv_setiv(ST(0), INT2PTR(PADOFFSET,root) );
20e98b0f 1040# else
a8a597b2
MB
1041 sv_setiv(newSVrv(ST(0), root ?
1042 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 1043 PTR2IV(root));
20e98b0f 1044# endif
a8a597b2
MB
1045 }
1046 else {
56431972 1047 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2
MB
1048 }
1049
20e98b0f
NC
1050#else
1051
1052void
1053PMOP_pmreplroot(o)
1054 B::PMOP o
1055 CODE:
1056 ST(0) = sv_newmortal();
1057 if (o->op_type == OP_PUSHRE) {
1058# ifdef USE_ITHREADS
1059 sv_setiv(ST(0), o->op_pmreplrootu.op_pmtargetoff);
1060# else
1061 GV *const target = o->op_pmreplrootu.op_pmtargetgv;
1062 sv_setiv(newSVrv(ST(0), target ?
1063 svclassnames[SvTYPE((SV*)target)] : "B::SV"),
1064 PTR2IV(target));
1065# endif
1066 }
1067 else {
1068 OP *const root = o->op_pmreplrootu.op_pmreplroot;
1069 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)),
1070 PTR2IV(root));
1071 }
1072
1073#endif
1074
9d2bbe64 1075#ifdef USE_ITHREADS
016e8ce0 1076#define PMOP_pmstashpv(o) PmopSTASHPV(o);
9d2bbe64 1077
651aa52e
AE
1078char*
1079PMOP_pmstashpv(o)
1080 B::PMOP o
1081
1082#else
016e8ce0 1083#define PMOP_pmstash(o) PmopSTASH(o);
651aa52e
AE
1084
1085B::HV
1086PMOP_pmstash(o)
1087 B::PMOP o
1088
9d2bbe64
MB
1089#endif
1090
7c1f70cb 1091#if PERL_VERSION < 9
5b02c205
NC
1092#define PMOP_pmnext(o) o->op_pmnext
1093
1094B::PMOP
1095PMOP_pmnext(o)
1096 B::PMOP o
7c1f70cb
NC
1097
1098U32
1099PMOP_pmpermflags(o)
1100 B::PMOP o
1101
1102U8
1103PMOP_pmdynflags(o)
1104 B::PMOP o
1105
1106#endif
1107
a8a597b2
MB
1108void
1109PMOP_precomp(o)
1110 B::PMOP o
021d294f
NC
1111 PREINIT:
1112 dXSI32;
1113 REGEXP *rx;
a8a597b2 1114 CODE:
aaa362c4 1115 rx = PM_GETRE(o);
c737faaf 1116 ST(0) = sv_newmortal();
021d294f
NC
1117 if (rx) {
1118#if PERL_VERSION >= 9
1119 if (ix) {
1120 sv_setuv(ST(0), RX_EXTFLAGS(rx));
1121 } else
1122#endif
1123 {
1124 sv_setpvn(ST(0), RX_PRECOMP(rx), RX_PRELEN(rx));
1125 }
1126 }
c737faaf 1127
021d294f
NC
1128BOOT:
1129{
1130 CV *cv;
1131#ifdef USE_ITHREADS
1132 cv = newXS("B::PMOP::pmoffset", XS_B__OP_next, __FILE__);
1133 XSANY.any_i32 = PMOP_pmoffset_ix;
7c1f70cb 1134#endif
021d294f
NC
1135#if PERL_VERSION >= 9
1136 cv = newXS("B::PMOP::reflags", XS_B__PMOP_precomp, __FILE__);
1137 XSANY.any_i32 = 1;
1138#endif
1139}
1140
c518d492 1141MODULE = B PACKAGE = B::PADOP
7934575e 1142
7934575e 1143B::SV
c518d492 1144sv(o)
7934575e 1145 B::PADOP o
c518d492
NC
1146 ALIAS:
1147 gv = 1
1148 CODE:
1149 /* It happens that the output typemaps for B::SV and B::GV are
1150 identical. The "smarts" are in make_sv_object(), which determines
1151 which class to use based on SvTYPE(), rather than anything baked in
1152 at compile time. */
1153 if (o->op_padix) {
1154 RETVAL = PAD_SVl(o->op_padix);
1155 if (ix && SvTYPE(RETVAL) != SVt_PVGV)
1156 RETVAL = NULL;
1157 } else {
1158 RETVAL = NULL;
1159 }
1160 OUTPUT:
1161 RETVAL
a8a597b2
MB
1162
1163MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
1164
1165void
1166PVOP_pv(o)
1167 B::PVOP o
1168 CODE:
1169 /*
bec89253 1170 * OP_TRANS uses op_pv to point to a table of 256 or >=258 shorts
a8a597b2
MB
1171 * whereas other PVOPs point to a null terminated string.
1172 */
bec89253
RH
1173 if (o->op_type == OP_TRANS &&
1174 (o->op_private & OPpTRANS_COMPLEMENT) &&
1175 !(o->op_private & OPpTRANS_DELETE))
1176 {
5d7488b2
AL
1177 const short* const tbl = (short*)o->op_pv;
1178 const short entries = 257 + tbl[256];
d3d34884 1179 ST(0) = newSVpvn_flags(o->op_pv, entries * sizeof(short), SVs_TEMP);
bec89253
RH
1180 }
1181 else if (o->op_type == OP_TRANS) {
d3d34884 1182 ST(0) = newSVpvn_flags(o->op_pv, 256 * sizeof(short), SVs_TEMP);
bec89253
RH
1183 }
1184 else
d3d34884 1185 ST(0) = newSVpvn_flags(o->op_pv, strlen(o->op_pv), SVs_TEMP);
a8a597b2 1186
4b65a919 1187#define COP_label(o) CopLABEL(o)
11faa288
GS
1188#define COP_stashpv(o) CopSTASHPV(o)
1189#define COP_stash(o) CopSTASH(o)
57843af0 1190#define COP_file(o) CopFILE(o)
1df34986 1191#define COP_filegv(o) CopFILEGV(o)
a8a597b2 1192#define COP_cop_seq(o) o->cop_seq
fc15ae8f 1193#define COP_arybase(o) CopARYBASE_get(o)
57843af0 1194#define COP_line(o) CopLINE(o)
d5ec2987 1195#define COP_hints(o) CopHINTS_get(o)
a8a597b2
MB
1196
1197MODULE = B PACKAGE = B::COP PREFIX = COP_
1198
d5b8ed54
NC
1199const char *
1200COP_label(o)
1201 B::COP o
1202
11faa288
GS
1203char *
1204COP_stashpv(o)
1205 B::COP o
1206
a8a597b2
MB
1207B::HV
1208COP_stash(o)
1209 B::COP o
1210
57843af0
GS
1211char *
1212COP_file(o)
a8a597b2
MB
1213 B::COP o
1214
1df34986
AE
1215B::GV
1216COP_filegv(o)
1217 B::COP o
1218
1219
a8a597b2
MB
1220U32
1221COP_cop_seq(o)
1222 B::COP o
1223
1224I32
1225COP_arybase(o)
1226 B::COP o
1227
8bafa735 1228U32
a8a597b2
MB
1229COP_line(o)
1230 B::COP o
1231
5c3c3f81 1232void
b295d113
TH
1233COP_warnings(o)
1234 B::COP o
5c3c3f81 1235 PPCODE:
13d356f3 1236#if PERL_VERSION >= 9
9496d2e5 1237 ST(0) = make_warnings_object(aTHX_ o->cop_warnings);
13d356f3
NC
1238#else
1239 ST(0) = make_sv_object(aTHX_ NULL, o->cop_warnings);
1240#endif
5c3c3f81 1241 XSRETURN(1);
b295d113 1242
670f1322 1243void
6e6a1aef
RGS
1244COP_io(o)
1245 B::COP o
11bcd5da 1246 PPCODE:
13d356f3 1247#if PERL_VERSION >= 9
9496d2e5 1248 ST(0) = make_cop_io_object(aTHX_ o);
13d356f3
NC
1249#else
1250 ST(0) = make_sv_object(aTHX_ NULL, o->cop_io);
1251#endif
11bcd5da 1252 XSRETURN(1);
6e6a1aef 1253
13d356f3
NC
1254#if PERL_VERSION >= 9
1255
fd9f6265
JJ
1256B::RHE
1257COP_hints_hash(o)
1258 B::COP o
1259 CODE:
20439bc7 1260 RETVAL = CopHINTHASH_get(o);
fd9f6265
JJ
1261 OUTPUT:
1262 RETVAL
1263
e412117e
NC
1264#endif
1265
1266U32
1267COP_hints(o)
1268 B::COP o
1269
651aa52e
AE
1270MODULE = B PACKAGE = B::SV
1271
de64752d
NC
1272#define MAGICAL_FLAG_BITS (SVs_GMG|SVs_SMG|SVs_RMG)
1273
651aa52e 1274U32
de64752d 1275REFCNT(sv)
651aa52e 1276 B::SV sv
de64752d
NC
1277 ALIAS:
1278 FLAGS = 0xFFFFFFFF
1279 SvTYPE = SVTYPEMASK
1280 POK = SVf_POK
1281 ROK = SVf_ROK
1282 MAGICAL = MAGICAL_FLAG_BITS
1283 CODE:
1284 RETVAL = ix ? (SvFLAGS(sv) & (U32)ix) : SvREFCNT(sv);
1285 OUTPUT:
1286 RETVAL
651aa52e 1287
9efba5c8 1288void
429a5ce7
SM
1289object_2svref(sv)
1290 B::SV sv
9efba5c8
NC
1291 PPCODE:
1292 ST(0) = sv_2mortal(newRV(sv));
1293 XSRETURN(1);
1294
a8a597b2
MB
1295MODULE = B PACKAGE = B::IV PREFIX = Sv
1296
1297IV
1298SvIV(sv)
1299 B::IV sv
1300
1301IV
1302SvIVX(sv)
1303 B::IV sv
1304
0ca04487
VB
1305UV
1306SvUVX(sv)
1307 B::IV sv
1308
1309
a8a597b2
MB
1310MODULE = B PACKAGE = B::IV
1311
1312#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
1313
1314int
1315needs64bits(sv)
1316 B::IV sv
1317
1318void
1319packiv(sv)
1320 B::IV sv
1321 CODE:
1322 if (sizeof(IV) == 8) {
1323 U32 wp[2];
5d7488b2 1324 const IV iv = SvIVX(sv);
a8a597b2
MB
1325 /*
1326 * The following way of spelling 32 is to stop compilers on
1327 * 32-bit architectures from moaning about the shift count
1328 * being >= the width of the type. Such architectures don't
1329 * reach this code anyway (unless sizeof(IV) > 8 but then
1330 * everything else breaks too so I'm not fussed at the moment).
1331 */
42718184
RB
1332#ifdef UV_IS_QUAD
1333 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
1334#else
1335 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
1336#endif
a8a597b2 1337 wp[1] = htonl(iv & 0xffffffff);
d3d34884 1338 ST(0) = newSVpvn_flags((char *)wp, 8, SVs_TEMP);
a8a597b2
MB
1339 } else {
1340 U32 w = htonl((U32)SvIVX(sv));
d3d34884 1341 ST(0) = newSVpvn_flags((char *)&w, 4, SVs_TEMP);
a8a597b2
MB
1342 }
1343
4df7f6af 1344#if PERL_VERSION >= 11
f046b1bd
NC
1345# The input typemap checking makes no distinction between different SV types,
1346# so the XS body will generate the same C code, despite the different XS
1347# "types". So there is no change in behaviour from doing newXS like this,
1348# compared with the old approach of having a (near) duplicate XS body.
1349# We should fix the typemap checking.
4df7f6af 1350
f046b1bd
NC
1351BOOT:
1352 newXS("B::IV::RV", XS_B__PV_RV, __FILE__);
4df7f6af
NC
1353
1354#endif
1355
a8a597b2
MB
1356MODULE = B PACKAGE = B::NV PREFIX = Sv
1357
76ef7183 1358NV
a8a597b2
MB
1359SvNV(sv)
1360 B::NV sv
1361
76ef7183 1362NV
a8a597b2
MB
1363SvNVX(sv)
1364 B::NV sv
1365
809abb02
NC
1366U32
1367COP_SEQ_RANGE_LOW(sv)
1368 B::NV sv
1369
1370U32
1371COP_SEQ_RANGE_HIGH(sv)
1372 B::NV sv
1373
1374U32
1375PARENT_PAD_INDEX(sv)
1376 B::NV sv
1377
1378U32
1379PARENT_FAKELEX_FLAGS(sv)
1380 B::NV sv
1381
4df7f6af
NC
1382#if PERL_VERSION < 11
1383
a8a597b2
MB
1384MODULE = B PACKAGE = B::RV PREFIX = Sv
1385
1386B::SV
1387SvRV(sv)
1388 B::RV sv
1389
4df7f6af
NC
1390#endif
1391
a8a597b2
MB
1392MODULE = B PACKAGE = B::PV PREFIX = Sv
1393
0b40bd6d
RH
1394char*
1395SvPVX(sv)
1396 B::PV sv
1397
b326da91
MB
1398B::SV
1399SvRV(sv)
1400 B::PV sv
1401 CODE:
1402 if( SvROK(sv) ) {
1403 RETVAL = SvRV(sv);
1404 }
1405 else {
1406 croak( "argument is not SvROK" );
1407 }
1408 OUTPUT:
1409 RETVAL
1410
a8a597b2
MB
1411void
1412SvPV(sv)
1413 B::PV sv
1414 CODE:
c0b20461 1415 if( SvPOK(sv) ) {
fdbd1d64
NC
1416 STRLEN len = SvCUR(sv);
1417 const char *p = SvPVX_const(sv);
0eaead75
NC
1418#if PERL_VERSION < 10
1419 /* Before 5.10 (well 931b58fb28fa5ca7), PAD_COMPNAME_GEN was stored
1420 in SvCUR(), which meant we had to attempt this special casing
1421 to avoid tripping up over variable names in the pads. */
fdbd1d64 1422 if((SvLEN(sv) && len >= SvLEN(sv))) {
b55685ae
NC
1423 /* It claims to be longer than the space allocated for it -
1424 presuambly it's a variable name in the pad */
fdbd1d64 1425 len = strlen(p);
b55685ae 1426 }
0eaead75 1427#endif
fdbd1d64 1428 ST(0) = newSVpvn_flags(p, len, SVs_TEMP | SvUTF8(sv));
b326da91
MB
1429 }
1430 else {
1431 /* XXX for backward compatibility, but should fail */
1432 /* croak( "argument is not SvPOK" ); */
fdbd1d64 1433 ST(0) = sv_newmortal();
b326da91 1434 }
a8a597b2 1435
5a44e503
NC
1436# This used to read 257. I think that that was buggy - should have been 258.
1437# (The "\0", the flags byte, and 256 for the table. Not that anything
1438# anywhere calls this method. NWC.
651aa52e
AE
1439void
1440SvPVBM(sv)
1441 B::PV sv
1442 CODE:
fdbd1d64
NC
1443 ST(0) = newSVpvn_flags(SvPVX_const(sv),
1444 SvCUR(sv) + (SvVALID(sv) ? 256 + PERL_FBM_TABLE_OFFSET : 0),
1445 SVs_TEMP);
651aa52e
AE
1446
1447
445a12f6
DM
1448STRLEN
1449SvLEN(sv)
1450 B::PV sv
1451
1452STRLEN
1453SvCUR(sv)
1454 B::PV sv
1455
a8a597b2
MB
1456MODULE = B PACKAGE = B::PVMG PREFIX = Sv
1457
1458void
1459SvMAGIC(sv)
1460 B::PVMG sv
1461 MAGIC * mg = NO_INIT
1462 PPCODE:
1463 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
9496d2e5 1464 XPUSHs(make_mg_object(aTHX_ mg));
a8a597b2
MB
1465
1466MODULE = B PACKAGE = B::PVMG
1467
1468B::HV
1469SvSTASH(sv)
1470 B::PVMG sv
1471
5c35adbb
NC
1472MODULE = B PACKAGE = B::REGEXP
1473
1474#if PERL_VERSION >= 11
1475
1476IV
1477REGEX(sv)
07bc277f 1478 B::REGEXP sv
5c35adbb 1479 CODE:
288b8c02
NC
1480 /* FIXME - can we code this method more efficiently? */
1481 RETVAL = PTR2IV(sv);
5c35adbb
NC
1482 OUTPUT:
1483 RETVAL
1484
1485SV*
1486precomp(sv)
07bc277f 1487 B::REGEXP sv
5c35adbb 1488 CODE:
288b8c02 1489 RETVAL = newSVpvn( RX_PRECOMP(sv), RX_PRELEN(sv) );
5c35adbb
NC
1490 OUTPUT:
1491 RETVAL
1492
1493#endif
1494
a8a597b2
MB
1495#define MgMOREMAGIC(mg) mg->mg_moremagic
1496#define MgPRIVATE(mg) mg->mg_private
1497#define MgTYPE(mg) mg->mg_type
1498#define MgFLAGS(mg) mg->mg_flags
1499#define MgOBJ(mg) mg->mg_obj
88b39979 1500#define MgLENGTH(mg) mg->mg_len
bde7177d 1501#define MgREGEX(mg) PTR2IV(mg->mg_obj)
a8a597b2
MB
1502
1503MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
1504
1505B::MAGIC
1506MgMOREMAGIC(mg)
1507 B::MAGIC mg
c5f0f3aa
RGS
1508 CODE:
1509 if( MgMOREMAGIC(mg) ) {
1510 RETVAL = MgMOREMAGIC(mg);
1511 }
1512 else {
1513 XSRETURN_UNDEF;
1514 }
1515 OUTPUT:
1516 RETVAL
a8a597b2
MB
1517
1518U16
1519MgPRIVATE(mg)
1520 B::MAGIC mg
1521
1522char
1523MgTYPE(mg)
1524 B::MAGIC mg
1525
1526U8
1527MgFLAGS(mg)
1528 B::MAGIC mg
1529
1530B::SV
1531MgOBJ(mg)
1532 B::MAGIC mg
b326da91 1533
9d2bbe64
MB
1534IV
1535MgREGEX(mg)
1536 B::MAGIC mg
1537 CODE:
a8248b05 1538 if(mg->mg_type == PERL_MAGIC_qr) {
9d2bbe64
MB
1539 RETVAL = MgREGEX(mg);
1540 }
1541 else {
1542 croak( "REGEX is only meaningful on r-magic" );
1543 }
1544 OUTPUT:
1545 RETVAL
1546
b326da91
MB
1547SV*
1548precomp(mg)
1549 B::MAGIC mg
1550 CODE:
a8248b05 1551 if (mg->mg_type == PERL_MAGIC_qr) {
b326da91 1552 REGEXP* rx = (REGEXP*)mg->mg_obj;
ef35129c 1553 RETVAL = Nullsv;
b326da91 1554 if( rx )
220fc49f 1555 RETVAL = newSVpvn( RX_PRECOMP(rx), RX_PRELEN(rx) );
b326da91
MB
1556 }
1557 else {
1558 croak( "precomp is only meaningful on r-magic" );
1559 }
1560 OUTPUT:
1561 RETVAL
a8a597b2 1562
88b39979
VB
1563I32
1564MgLENGTH(mg)
1565 B::MAGIC mg
1566
a8a597b2
MB
1567void
1568MgPTR(mg)
1569 B::MAGIC mg
1570 CODE:
88b39979
VB
1571 if (mg->mg_ptr){
1572 if (mg->mg_len >= 0){
fdbd1d64 1573 ST(0) = newSVpvn_flags(mg->mg_ptr, mg->mg_len, SVs_TEMP);
651aa52e 1574 } else if (mg->mg_len == HEf_SVKEY) {
9496d2e5 1575 ST(0) = make_sv_object(aTHX_ NULL, (SV*)mg->mg_ptr);
fdbd1d64
NC
1576 } else
1577 ST(0) = sv_newmortal();
1578 } else
1579 ST(0) = sv_newmortal();
a8a597b2
MB
1580
1581MODULE = B PACKAGE = B::PVLV PREFIX = Lv
1582
1583U32
1584LvTARGOFF(sv)
1585 B::PVLV sv
1586
1587U32
1588LvTARGLEN(sv)
1589 B::PVLV sv
1590
1591char
1592LvTYPE(sv)
1593 B::PVLV sv
1594
1595B::SV
1596LvTARG(sv)
1597 B::PVLV sv
1598
1599MODULE = B PACKAGE = B::BM PREFIX = Bm
1600
1601I32
1602BmUSEFUL(sv)
1603 B::BM sv
1604
85c508c3 1605U32
a8a597b2
MB
1606BmPREVIOUS(sv)
1607 B::BM sv
1608
1609U8
1610BmRARE(sv)
1611 B::BM sv
1612
1613void
1614BmTABLE(sv)
1615 B::BM sv
1616 STRLEN len = NO_INIT
1617 char * str = NO_INIT
1618 CODE:
1619 str = SvPV(sv, len);
1620 /* Boyer-Moore table is just after string and its safety-margin \0 */
d3d34884 1621 ST(0) = newSVpvn_flags(str + len + PERL_FBM_TABLE_OFFSET, 256, SVs_TEMP);
a8a597b2
MB
1622
1623MODULE = B PACKAGE = B::GV PREFIX = Gv
1624
1625void
1626GvNAME(gv)
1627 B::GV gv
1628 CODE:
6beb30a6
NC
1629#if PERL_VERSION >= 10
1630 ST(0) = sv_2mortal(newSVhek(GvNAME_HEK(gv)));
1631#else
d3d34884 1632 ST(0) = newSVpvn_flags(GvNAME(gv), GvNAMELEN(gv), SVs_TEMP);
6beb30a6 1633#endif
a8a597b2 1634
87d7fd28
GS
1635bool
1636is_empty(gv)
1637 B::GV gv
711fbbf0
NC
1638 ALIAS:
1639 isGV_with_GP = 1
87d7fd28 1640 CODE:
711fbbf0 1641 if (ix) {
50786ba8 1642#if PERL_VERSION >= 9
711fbbf0 1643 RETVAL = isGV_with_GP(gv) ? TRUE : FALSE;
50786ba8 1644#else
711fbbf0 1645 RETVAL = TRUE; /* In 5.8 and earlier they all are. */
50786ba8 1646#endif
711fbbf0
NC
1647 } else {
1648 RETVAL = GvGP(gv) == Null(GP*);
1649 }
50786ba8 1650 OUTPUT:
711fbbf0 1651 RETVAL
50786ba8 1652
651aa52e
AE
1653void*
1654GvGP(gv)
1655 B::GV gv
1656
a8a597b2
MB
1657B::HV
1658GvSTASH(gv)
1659 B::GV gv
1660
1661B::SV
1662GvSV(gv)
1663 B::GV gv
1664
1665B::IO
1666GvIO(gv)
1667 B::GV gv
1668
1df34986 1669B::FM
a8a597b2
MB
1670GvFORM(gv)
1671 B::GV gv
1df34986
AE
1672 CODE:
1673 RETVAL = (SV*)GvFORM(gv);
1674 OUTPUT:
1675 RETVAL
a8a597b2
MB
1676
1677B::AV
1678GvAV(gv)
1679 B::GV gv
1680
1681B::HV
1682GvHV(gv)
1683 B::GV gv
1684
1685B::GV
1686GvEGV(gv)
1687 B::GV gv
1688
1689B::CV
1690GvCV(gv)
1691 B::GV gv
1692
1693U32
1694GvCVGEN(gv)
1695 B::GV gv
1696
8bafa735 1697U32
a8a597b2
MB
1698GvLINE(gv)
1699 B::GV gv
1700
b195d487
GS
1701char *
1702GvFILE(gv)
1703 B::GV gv
1704
a8a597b2
MB
1705B::GV
1706GvFILEGV(gv)
1707 B::GV gv
1708
1709MODULE = B PACKAGE = B::GV
1710
1711U32
1712GvREFCNT(gv)
1713 B::GV gv
1714
1715U8
1716GvFLAGS(gv)
1717 B::GV gv
1718
1719MODULE = B PACKAGE = B::IO PREFIX = Io
1720
1721long
1722IoLINES(io)
1723 B::IO io
1724
1725long
1726IoPAGE(io)
1727 B::IO io
1728
1729long
1730IoPAGE_LEN(io)
1731 B::IO io
1732
1733long
1734IoLINES_LEFT(io)
1735 B::IO io
1736
1737char *
1738IoTOP_NAME(io)
1739 B::IO io
1740
1741B::GV
1742IoTOP_GV(io)
1743 B::IO io
1744
1745char *
1746IoFMT_NAME(io)
1747 B::IO io
1748
1749B::GV
1750IoFMT_GV(io)
1751 B::IO io
1752
1753char *
1754IoBOTTOM_NAME(io)
1755 B::IO io
1756
1757B::GV
1758IoBOTTOM_GV(io)
1759 B::IO io
1760
04071355
NC
1761#if PERL_VERSION <= 8
1762
a8a597b2
MB
1763short
1764IoSUBPROCESS(io)
1765 B::IO io
1766
04071355
NC
1767#endif
1768
b326da91
MB
1769bool
1770IsSTD(io,name)
1771 B::IO io
5d7488b2 1772 const char* name
b326da91
MB
1773 PREINIT:
1774 PerlIO* handle = 0;
1775 CODE:
1776 if( strEQ( name, "stdin" ) ) {
1777 handle = PerlIO_stdin();
1778 }
1779 else if( strEQ( name, "stdout" ) ) {
1780 handle = PerlIO_stdout();
1781 }
1782 else if( strEQ( name, "stderr" ) ) {
1783 handle = PerlIO_stderr();
1784 }
1785 else {
1786 croak( "Invalid value '%s'", name );
1787 }
1788 RETVAL = handle == IoIFP(io);
1789 OUTPUT:
1790 RETVAL
1791
a8a597b2
MB
1792MODULE = B PACKAGE = B::IO
1793
1794char
1795IoTYPE(io)
1796 B::IO io
1797
1798U8
1799IoFLAGS(io)
1800 B::IO io
1801
1802MODULE = B PACKAGE = B::AV PREFIX = Av
1803
1804SSize_t
1805AvFILL(av)
1806 B::AV av
1807
1808SSize_t
1809AvMAX(av)
1810 B::AV av
1811
a8a597b2
MB
1812void
1813AvARRAY(av)
1814 B::AV av
1815 PPCODE:
1816 if (AvFILL(av) >= 0) {
1817 SV **svp = AvARRAY(av);
1818 I32 i;
1819 for (i = 0; i <= AvFILL(av); i++)
9496d2e5 1820 XPUSHs(make_sv_object(aTHX_ NULL, svp[i]));
a8a597b2
MB
1821 }
1822
429a5ce7
SM
1823void
1824AvARRAYelt(av, idx)
1825 B::AV av
1826 int idx
1827 PPCODE:
1828 if (idx >= 0 && AvFILL(av) >= 0 && idx <= AvFILL(av))
9496d2e5 1829 XPUSHs(make_sv_object(aTHX_ NULL, (AvARRAY(av)[idx])));
429a5ce7 1830 else
9496d2e5 1831 XPUSHs(make_sv_object(aTHX_ NULL, NULL));
429a5ce7 1832
edcc7c74
NC
1833#if PERL_VERSION < 9
1834
5b02c205
NC
1835#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1836
1837IV
1838AvOFF(av)
1839 B::AV av
1840
edcc7c74
NC
1841MODULE = B PACKAGE = B::AV
1842
1843U8
1844AvFLAGS(av)
1845 B::AV av
1846
1847#endif
1848
1df34986
AE
1849MODULE = B PACKAGE = B::FM PREFIX = Fm
1850
1851IV
1852FmLINES(form)
1853 B::FM form
1854
a8a597b2
MB
1855MODULE = B PACKAGE = B::CV PREFIX = Cv
1856
651aa52e
AE
1857U32
1858CvCONST(cv)
1859 B::CV cv
1860
a8a597b2
MB
1861B::HV
1862CvSTASH(cv)
1863 B::CV cv
1864
1865B::OP
1866CvSTART(cv)
1867 B::CV cv
a0da4400
NC
1868 ALIAS:
1869 ROOT = 1
bf53b3a5 1870 CODE:
a0da4400 1871 RETVAL = CvISXSUB(cv) ? NULL : ix ? CvROOT(cv) : CvSTART(cv);
d04ba589
NC
1872 OUTPUT:
1873 RETVAL
a8a597b2
MB
1874
1875B::GV
1876CvGV(cv)
1877 B::CV cv
1878
57843af0
GS
1879char *
1880CvFILE(cv)
1881 B::CV cv
1882
a8a597b2
MB
1883long
1884CvDEPTH(cv)
1885 B::CV cv
1886
1887B::AV
1888CvPADLIST(cv)
1889 B::CV cv
1890
1891B::CV
1892CvOUTSIDE(cv)
1893 B::CV cv
1894
a3985cdc
DM
1895U32
1896CvOUTSIDE_SEQ(cv)
1897 B::CV cv
1898
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MB
1899void
1900CvXSUB(cv)
1901 B::CV cv
1902 CODE:
d04ba589 1903 ST(0) = sv_2mortal(newSViv(CvISXSUB(cv) ? PTR2IV(CvXSUB(cv)) : 0));
a8a597b2
MB
1904
1905
1906void
1907CvXSUBANY(cv)
1908 B::CV cv
1909 CODE:
9496d2e5
NC
1910 ST(0) = CvCONST(cv)
1911 ? make_sv_object(aTHX_ NULL, (SV *)CvXSUBANY(cv).any_ptr)
1912 : sv_2mortal(newSViv(CvISXSUB(cv) ? CvXSUBANY(cv).any_iv : 0));
a8a597b2 1913
5cfd8ad4
VB
1914MODULE = B PACKAGE = B::CV
1915
6aaf4108 1916U16
5cfd8ad4
VB
1917CvFLAGS(cv)
1918 B::CV cv
1919
de3f1649
JT
1920MODULE = B PACKAGE = B::CV PREFIX = cv_
1921
1922B::SV
1923cv_const_sv(cv)
1924 B::CV cv
1925
5cfd8ad4 1926
a8a597b2
MB
1927MODULE = B PACKAGE = B::HV PREFIX = Hv
1928
1929STRLEN
1930HvFILL(hv)
1931 B::HV hv
1932
1933STRLEN
1934HvMAX(hv)
1935 B::HV hv
1936
1937I32
1938HvKEYS(hv)
1939 B::HV hv
1940
1941I32
1942HvRITER(hv)
1943 B::HV hv
1944
1945char *
1946HvNAME(hv)
1947 B::HV hv
1948
edcc7c74
NC
1949#if PERL_VERSION < 9
1950
1951B::PMOP
1952HvPMROOT(hv)
1953 B::HV hv
1954
1955#endif
1956
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MB
1957void
1958HvARRAY(hv)
1959 B::HV hv
1960 PPCODE:
1961 if (HvKEYS(hv) > 0) {
1962 SV *sv;
1963 char *key;
1964 I32 len;
1965 (void)hv_iterinit(hv);
1966 EXTEND(sp, HvKEYS(hv) * 2);
8063af02 1967 while ((sv = hv_iternextsv(hv, &key, &len))) {
22f1178f 1968 mPUSHp(key, len);
9496d2e5 1969 PUSHs(make_sv_object(aTHX_ NULL, sv));
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MB
1970 }
1971 }
fd9f6265
JJ
1972
1973MODULE = B PACKAGE = B::HE PREFIX = He
1974
1975B::SV
1976HeVAL(he)
1977 B::HE he
1978
1979U32
1980HeHASH(he)
1981 B::HE he
1982
1983B::SV
1984HeSVKEY_force(he)
1985 B::HE he
1986
1987MODULE = B PACKAGE = B::RHE PREFIX = RHE_
1988
e412117e
NC
1989#if PERL_VERSION >= 9
1990
fd9f6265
JJ
1991SV*
1992RHE_HASH(h)
1993 B::RHE h
1994 CODE:
20439bc7 1995 RETVAL = newRV( (SV*)cophh_2hv(h, 0) );
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JJ
1996 OUTPUT:
1997 RETVAL
e412117e
NC
1998
1999#endif