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Merge all B::OP::* accessors returning B::OP objects.
[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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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);
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MB
378 for (; len; len--, s++)
379 {
380 /* At least try a little for readability */
381 if (*s == '"')
6beb30a6 382 sv_catpvs(sstr, "\\\"");
a8a597b2 383 else if (*s == '\\')
6beb30a6 384 sv_catpvs(sstr, "\\\\");
b326da91 385 /* trigraphs - bleagh */
5d7488b2 386 else if (!perlstyle && *s == '?' && len>=3 && s[1] == '?') {
47bf35fa 387 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", '?');
b326da91 388 }
52ad86de 389 else if (perlstyle && *s == '$')
6beb30a6 390 sv_catpvs(sstr, "\\$");
52ad86de 391 else if (perlstyle && *s == '@')
6beb30a6 392 sv_catpvs(sstr, "\\@");
ce561ef2
JH
393#ifdef EBCDIC
394 else if (isPRINT(*s))
395#else
396 else if (*s >= ' ' && *s < 127)
397#endif /* EBCDIC */
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MB
398 sv_catpvn(sstr, s, 1);
399 else if (*s == '\n')
6beb30a6 400 sv_catpvs(sstr, "\\n");
a8a597b2 401 else if (*s == '\r')
6beb30a6 402 sv_catpvs(sstr, "\\r");
a8a597b2 403 else if (*s == '\t')
6beb30a6 404 sv_catpvs(sstr, "\\t");
a8a597b2 405 else if (*s == '\a')
6beb30a6 406 sv_catpvs(sstr, "\\a");
a8a597b2 407 else if (*s == '\b')
6beb30a6 408 sv_catpvs(sstr, "\\b");
a8a597b2 409 else if (*s == '\f')
6beb30a6 410 sv_catpvs(sstr, "\\f");
52ad86de 411 else if (!perlstyle && *s == '\v')
6beb30a6 412 sv_catpvs(sstr, "\\v");
a8a597b2
MB
413 else
414 {
a8a597b2 415 /* Don't want promotion of a signed -1 char in sprintf args */
5d7488b2 416 const unsigned char c = (unsigned char) *s;
47bf35fa 417 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", c);
a8a597b2
MB
418 }
419 /* XXX Add line breaks if string is long */
420 }
a8a597b2 421 }
09e97b95 422 sv_catpvs(sstr, "\"");
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423 return sstr;
424}
425
426static SV *
cea2e8a9 427cchar(pTHX_ SV *sv)
a8a597b2 428{
422d053b 429 SV *sstr = newSVpvs_flags("'", SVs_TEMP);
5d7488b2 430 const char *s = SvPV_nolen(sv);
422d053b
NC
431 /* Don't want promotion of a signed -1 char in sprintf args */
432 const unsigned char c = (unsigned char) *s;
a8a597b2 433
422d053b 434 if (c == '\'')
6beb30a6 435 sv_catpvs(sstr, "\\'");
422d053b 436 else if (c == '\\')
6beb30a6 437 sv_catpvs(sstr, "\\\\");
ce561ef2 438#ifdef EBCDIC
422d053b 439 else if (isPRINT(c))
ce561ef2 440#else
422d053b 441 else if (c >= ' ' && c < 127)
ce561ef2 442#endif /* EBCDIC */
a8a597b2 443 sv_catpvn(sstr, s, 1);
422d053b 444 else if (c == '\n')
6beb30a6 445 sv_catpvs(sstr, "\\n");
422d053b 446 else if (c == '\r')
6beb30a6 447 sv_catpvs(sstr, "\\r");
422d053b 448 else if (c == '\t')
6beb30a6 449 sv_catpvs(sstr, "\\t");
422d053b 450 else if (c == '\a')
6beb30a6 451 sv_catpvs(sstr, "\\a");
422d053b 452 else if (c == '\b')
6beb30a6 453 sv_catpvs(sstr, "\\b");
422d053b 454 else if (c == '\f')
6beb30a6 455 sv_catpvs(sstr, "\\f");
422d053b 456 else if (c == '\v')
6beb30a6 457 sv_catpvs(sstr, "\\v");
a8a597b2 458 else
422d053b 459 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", c);
6beb30a6 460 sv_catpvs(sstr, "'");
a8a597b2
MB
461 return sstr;
462}
463
8f3d514b
JC
464#if PERL_VERSION >= 9
465# define PMOP_pmreplstart(o) o->op_pmstashstartu.op_pmreplstart
466# define PMOP_pmreplroot(o) o->op_pmreplrootu.op_pmreplroot
467#else
468# define PMOP_pmreplstart(o) o->op_pmreplstart
469# define PMOP_pmreplroot(o) o->op_pmreplroot
470# define PMOP_pmpermflags(o) o->op_pmpermflags
471# define PMOP_pmdynflags(o) o->op_pmdynflags
472#endif
473
5d7488b2
AL
474static void
475walkoptree(pTHX_ SV *opsv, const char *method)
a8a597b2
MB
476{
477 dSP;
f3be9b72 478 OP *o, *kid;
89ca4ac7
JH
479 dMY_CXT;
480
a8a597b2
MB
481 if (!SvROK(opsv))
482 croak("opsv is not a reference");
483 opsv = sv_mortalcopy(opsv);
56431972 484 o = INT2PTR(OP*,SvIV((SV*)SvRV(opsv)));
a8a597b2
MB
485 if (walkoptree_debug) {
486 PUSHMARK(sp);
487 XPUSHs(opsv);
488 PUTBACK;
489 perl_call_method("walkoptree_debug", G_DISCARD);
490 }
491 PUSHMARK(sp);
492 XPUSHs(opsv);
493 PUTBACK;
494 perl_call_method(method, G_DISCARD);
495 if (o && (o->op_flags & OPf_KIDS)) {
a8a597b2
MB
496 for (kid = ((UNOP*)o)->op_first; kid; kid = kid->op_sibling) {
497 /* Use the same opsv. Rely on methods not to mess it up. */
56431972 498 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
cea2e8a9 499 walkoptree(aTHX_ opsv, method);
a8a597b2
MB
500 }
501 }
5464c149 502 if (o && (cc_opclass(aTHX_ o) == OPc_PMOP) && o->op_type != OP_PUSHRE
8f3d514b 503 && (kid = PMOP_pmreplroot(cPMOPo)))
f3be9b72 504 {
5464c149 505 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ kid)), PTR2IV(kid));
f3be9b72
RGS
506 walkoptree(aTHX_ opsv, method);
507 }
a8a597b2
MB
508}
509
5d7488b2 510static SV **
1df34986
AE
511oplist(pTHX_ OP *o, SV **SP)
512{
513 for(; o; o = o->op_next) {
514 SV *opsv;
7252851f
NC
515#if PERL_VERSION >= 9
516 if (o->op_opt == 0)
1df34986 517 break;
2814eb74 518 o->op_opt = 0;
7252851f
NC
519#else
520 if (o->op_seq == 0)
521 break;
522 o->op_seq = 0;
523#endif
1df34986
AE
524 opsv = sv_newmortal();
525 sv_setiv(newSVrv(opsv, cc_opclassname(aTHX_ (OP*)o)), PTR2IV(o));
526 XPUSHs(opsv);
527 switch (o->op_type) {
528 case OP_SUBST:
8f3d514b 529 SP = oplist(aTHX_ PMOP_pmreplstart(cPMOPo), SP);
1df34986
AE
530 continue;
531 case OP_SORT:
f66c782a 532 if (o->op_flags & OPf_STACKED && o->op_flags & OPf_SPECIAL) {
1df34986
AE
533 OP *kid = cLISTOPo->op_first->op_sibling; /* pass pushmark */
534 kid = kUNOP->op_first; /* pass rv2gv */
535 kid = kUNOP->op_first; /* pass leave */
f66c782a 536 SP = oplist(aTHX_ kid->op_next, SP);
1df34986
AE
537 }
538 continue;
539 }
540 switch (PL_opargs[o->op_type] & OA_CLASS_MASK) {
541 case OA_LOGOP:
542 SP = oplist(aTHX_ cLOGOPo->op_other, SP);
543 break;
544 case OA_LOOP:
545 SP = oplist(aTHX_ cLOOPo->op_lastop, SP);
546 SP = oplist(aTHX_ cLOOPo->op_nextop, SP);
547 SP = oplist(aTHX_ cLOOPo->op_redoop, SP);
548 break;
549 }
550 }
551 return SP;
552}
553
a8a597b2
MB
554typedef OP *B__OP;
555typedef UNOP *B__UNOP;
556typedef BINOP *B__BINOP;
557typedef LOGOP *B__LOGOP;
a8a597b2
MB
558typedef LISTOP *B__LISTOP;
559typedef PMOP *B__PMOP;
560typedef SVOP *B__SVOP;
7934575e 561typedef PADOP *B__PADOP;
a8a597b2
MB
562typedef PVOP *B__PVOP;
563typedef LOOP *B__LOOP;
564typedef COP *B__COP;
565
566typedef SV *B__SV;
567typedef SV *B__IV;
568typedef SV *B__PV;
569typedef SV *B__NV;
570typedef SV *B__PVMG;
5c35adbb
NC
571#if PERL_VERSION >= 11
572typedef SV *B__REGEXP;
573#endif
a8a597b2
MB
574typedef SV *B__PVLV;
575typedef SV *B__BM;
576typedef SV *B__RV;
1df34986 577typedef SV *B__FM;
a8a597b2
MB
578typedef AV *B__AV;
579typedef HV *B__HV;
580typedef CV *B__CV;
581typedef GV *B__GV;
582typedef IO *B__IO;
583
584typedef MAGIC *B__MAGIC;
fd9f6265 585typedef HE *B__HE;
e412117e 586#if PERL_VERSION >= 9
fd9f6265 587typedef struct refcounted_he *B__RHE;
e412117e 588#endif
a8a597b2 589
b1826b71
NC
590#include "const-c.inc"
591
a8a597b2
MB
592MODULE = B PACKAGE = B PREFIX = B_
593
b1826b71
NC
594INCLUDE: const-xs.inc
595
a8a597b2
MB
596PROTOTYPES: DISABLE
597
598BOOT:
4c1f658f 599{
6beb30a6 600 HV *stash = gv_stashpvs("B", GV_ADD);
cbfd0a87 601 AV *export_ok = perl_get_av("B::EXPORT_OK", GV_ADD);
89ca4ac7 602 MY_CXT_INIT;
e8edd1e6
TH
603 specialsv_list[0] = Nullsv;
604 specialsv_list[1] = &PL_sv_undef;
605 specialsv_list[2] = &PL_sv_yes;
606 specialsv_list[3] = &PL_sv_no;
5c3c3f81
NC
607 specialsv_list[4] = (SV *) pWARN_ALL;
608 specialsv_list[5] = (SV *) pWARN_NONE;
609 specialsv_list[6] = (SV *) pWARN_STD;
f5ba1307 610#if PERL_VERSION <= 8
e6663653 611# define OPpPAD_STATE 0
7252851f 612#endif
4c1f658f 613}
a8a597b2 614
3280af22 615#define B_main_cv() PL_main_cv
31d7d75a 616#define B_init_av() PL_initav
651aa52e 617#define B_inc_gv() PL_incgv
ece599bd 618#define B_check_av() PL_checkav_save
e6663653
NC
619#if PERL_VERSION > 8
620# define B_unitcheck_av() PL_unitcheckav_save
621#else
622# define B_unitcheck_av() NULL
623#endif
059a8bb7
JH
624#define B_begin_av() PL_beginav_save
625#define B_end_av() PL_endav
3280af22
NIS
626#define B_main_root() PL_main_root
627#define B_main_start() PL_main_start
56eca212 628#define B_amagic_generation() PL_amagic_generation
5ce57cc0 629#define B_sub_generation() PL_sub_generation
651aa52e
AE
630#define B_defstash() PL_defstash
631#define B_curstash() PL_curstash
632#define B_dowarn() PL_dowarn
3280af22
NIS
633#define B_comppadlist() (PL_main_cv ? CvPADLIST(PL_main_cv) : CvPADLIST(PL_compcv))
634#define B_sv_undef() &PL_sv_undef
635#define B_sv_yes() &PL_sv_yes
636#define B_sv_no() &PL_sv_no
1df34986 637#define B_formfeed() PL_formfeed
9d2bbe64
MB
638#ifdef USE_ITHREADS
639#define B_regex_padav() PL_regex_padav
640#endif
a8a597b2 641
31d7d75a
NIS
642B::AV
643B_init_av()
644
059a8bb7 645B::AV
ece599bd
RGS
646B_check_av()
647
e412117e
NC
648#if PERL_VERSION >= 9
649
ece599bd 650B::AV
676456c2
AG
651B_unitcheck_av()
652
e412117e
NC
653#endif
654
676456c2 655B::AV
059a8bb7
JH
656B_begin_av()
657
658B::AV
659B_end_av()
660
651aa52e
AE
661B::GV
662B_inc_gv()
663
9d2bbe64
MB
664#ifdef USE_ITHREADS
665
666B::AV
667B_regex_padav()
668
669#endif
670
a8a597b2
MB
671B::CV
672B_main_cv()
673
674B::OP
675B_main_root()
676
677B::OP
678B_main_start()
679
56eca212
GS
680long
681B_amagic_generation()
682
5ce57cc0
JJ
683long
684B_sub_generation()
685
a8a597b2
MB
686B::AV
687B_comppadlist()
688
689B::SV
690B_sv_undef()
691
692B::SV
693B_sv_yes()
694
695B::SV
696B_sv_no()
697
651aa52e
AE
698B::HV
699B_curstash()
700
701B::HV
702B_defstash()
a8a597b2 703
651aa52e
AE
704U8
705B_dowarn()
706
1df34986
AE
707B::SV
708B_formfeed()
709
651aa52e
AE
710void
711B_warnhook()
712 CODE:
9496d2e5 713 ST(0) = make_sv_object(aTHX_ NULL, PL_warnhook);
651aa52e
AE
714
715void
716B_diehook()
717 CODE:
9496d2e5 718 ST(0) = make_sv_object(aTHX_ NULL, PL_diehook);
651aa52e
AE
719
720MODULE = B PACKAGE = B
a8a597b2
MB
721
722void
723walkoptree(opsv, method)
724 SV * opsv
5d7488b2 725 const char * method
cea2e8a9
GS
726 CODE:
727 walkoptree(aTHX_ opsv, method);
a8a597b2
MB
728
729int
730walkoptree_debug(...)
731 CODE:
89ca4ac7 732 dMY_CXT;
a8a597b2
MB
733 RETVAL = walkoptree_debug;
734 if (items > 0 && SvTRUE(ST(1)))
735 walkoptree_debug = 1;
736 OUTPUT:
737 RETVAL
738
56431972 739#define address(sv) PTR2IV(sv)
a8a597b2
MB
740
741IV
742address(sv)
743 SV * sv
744
745B::SV
746svref_2object(sv)
747 SV * sv
748 CODE:
749 if (!SvROK(sv))
750 croak("argument is not a reference");
751 RETVAL = (SV*)SvRV(sv);
752 OUTPUT:
0cc1d052
NIS
753 RETVAL
754
755void
756opnumber(name)
5d7488b2 757const char * name
0cc1d052
NIS
758CODE:
759{
760 int i;
761 IV result = -1;
762 ST(0) = sv_newmortal();
763 if (strncmp(name,"pp_",3) == 0)
764 name += 3;
765 for (i = 0; i < PL_maxo; i++)
766 {
767 if (strcmp(name, PL_op_name[i]) == 0)
768 {
769 result = i;
770 break;
771 }
772 }
773 sv_setiv(ST(0),result);
774}
a8a597b2
MB
775
776void
777ppname(opnum)
778 int opnum
779 CODE:
780 ST(0) = sv_newmortal();
3280af22 781 if (opnum >= 0 && opnum < PL_maxo) {
6beb30a6 782 sv_setpvs(ST(0), "pp_");
22c35a8c 783 sv_catpv(ST(0), PL_op_name[opnum]);
a8a597b2
MB
784 }
785
786void
787hash(sv)
788 SV * sv
789 CODE:
a8a597b2
MB
790 STRLEN len;
791 U32 hash = 0;
8c5b7c71 792 const char *s = SvPVbyte(sv, len);
c32d3395 793 PERL_HASH(hash, s, len);
90b16320 794 ST(0) = sv_2mortal(Perl_newSVpvf(aTHX_ "0x%"UVxf, (UV)hash));
a8a597b2
MB
795
796#define cast_I32(foo) (I32)foo
797IV
798cast_I32(i)
799 IV i
800
801void
802minus_c()
803 CODE:
3280af22 804 PL_minus_c = TRUE;
a8a597b2 805
059a8bb7
JH
806void
807save_BEGINs()
808 CODE:
aefff11f 809 PL_savebegin = TRUE;
059a8bb7 810
a8a597b2
MB
811SV *
812cstring(sv)
813 SV * sv
84556172
NC
814 ALIAS:
815 perlstring = 1
9e380ad4 816 cchar = 2
09e97b95 817 PPCODE:
9e380ad4 818 PUSHs(ix == 2 ? cchar(aTHX_ sv) : cstring(aTHX_ sv, ix));
a8a597b2
MB
819
820void
821threadsv_names()
822 PPCODE:
f5ba1307
NC
823#if PERL_VERSION <= 8
824# ifdef USE_5005THREADS
825 int i;
5d7488b2 826 const STRLEN len = strlen(PL_threadsv_names);
f5ba1307
NC
827
828 EXTEND(sp, len);
829 for (i = 0; i < len; i++)
d3d34884 830 PUSHs(newSVpvn_flags(&PL_threadsv_names[i], 1, SVs_TEMP));
f5ba1307
NC
831# endif
832#endif
a8a597b2 833
a8a597b2 834#define OP_targ(o) o->op_targ
a8a597b2
MB
835#define OP_flags(o) o->op_flags
836#define OP_private(o) o->op_private
837
9b1961be
NC
838#define OP_next_offset offsetof(struct op, op_next)
839#define OP_sibling_offset offsetof(struct op, op_sibling)
840#define UNOP_first_offset offsetof(struct unop, op_first)
841#define BINOP_last_offset offsetof(struct binop, op_last)
842#define LOGOP_other_offset offsetof(struct logop, op_other)
843#if PERL_VERSION >= 9
844# define PMOP_pmreplstart_offset \
845 offsetof(struct pmop, op_pmstashstartu.op_pmreplstart)
846#else
847# define PMOP_pmreplstart_offset offsetof(struct pmop, op_pmreplstart)
848#endif
849#define LOOP_redoop_offset offsetof(struct loop, op_redoop)
850#define LOOP_nextop_offset offsetof(struct loop, op_nextop)
851#define LOOP_lastop_offset offsetof(struct loop, op_lastop)
852
a8a597b2
MB
853MODULE = B PACKAGE = B::OP PREFIX = OP_
854
651aa52e
AE
855size_t
856OP_size(o)
857 B::OP o
858 CODE:
859 RETVAL = opsizes[cc_opclass(aTHX_ o)];
860 OUTPUT:
861 RETVAL
862
9b1961be
NC
863# The type checking code in B has always been identical for all OP types,
864# irrespective of whether the action is actually defined on that OP.
865# We should fix this
a8a597b2 866B::OP
9b1961be 867next(o)
a8a597b2 868 B::OP o
9b1961be
NC
869 ALIAS:
870 B::OP::next = OP_next_offset
871 B::OP::sibling = OP_sibling_offset
872 B::UNOP::first = UNOP_first_offset
873 B::BINOP::last = BINOP_last_offset
874 B::LOGOP::other = LOGOP_other_offset
875 B::PMOP::pmreplstart = PMOP_pmreplstart_offset
876 B::LOOP::redoop = LOOP_redoop_offset
877 B::LOOP::nextop = LOOP_nextop_offset
878 B::LOOP::lastop = LOOP_lastop_offset
879 PREINIT:
880 char *ptr;
881 CODE:
882 ptr = ix + (char *)o;
883 RETVAL = *((OP **)ptr);
884 OUTPUT:
885 RETVAL
a8a597b2
MB
886
887char *
3f872cb9
GS
888OP_name(o)
889 B::OP o
d2b33dc1
NC
890 ALIAS:
891 desc = 1
3f872cb9 892 CODE:
d2b33dc1 893 RETVAL = (char *)(ix ? PL_op_desc : PL_op_name)[o->op_type];
8063af02
DM
894 OUTPUT:
895 RETVAL
3f872cb9 896
8063af02 897void
a8a597b2
MB
898OP_ppaddr(o)
899 B::OP o
dc333d64
GS
900 PREINIT:
901 int i;
fdbd1d64 902 SV *sv = newSVpvs_flags("PL_ppaddr[OP_", SVs_TEMP);
a8a597b2 903 CODE:
dc333d64 904 sv_catpv(sv, PL_op_name[o->op_type]);
7c436af3 905 for (i=13; (STRLEN)i < SvCUR(sv); ++i)
dc333d64 906 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
6beb30a6 907 sv_catpvs(sv, "]");
dc333d64 908 ST(0) = sv;
a8a597b2 909
7934575e 910PADOFFSET
a8a597b2
MB
911OP_targ(o)
912 B::OP o
913
7252851f 914#if PERL_VERSION >= 9
dd8be0e4
NC
915# These 3 are all bitfields, so we can't take their addresses.
916UV
917OP_type(o)
2814eb74 918 B::OP o
dd8be0e4
NC
919 ALIAS:
920 opt = 1
921 spare = 2
922 CODE:
923 switch(ix) {
924 case 1:
925 RETVAL = o->op_opt;
926 break;
927 case 2:
928 RETVAL = o->op_spare;
929 break;
930 default:
931 RETVAL = o->op_type;
932 }
933 OUTPUT:
934 RETVAL
2814eb74 935
7252851f
NC
936#else
937
dd8be0e4
NC
938UV
939OP_type(o)
7252851f 940 B::OP o
dd8be0e4
NC
941 ALIAS:
942 seq = 1
943 CODE:
944 switch(ix) {
945 case 1:
946 RETVAL = o->op_seq;
947 break;
948 default:
949 RETVAL = o->op_type;
950 }
951 OUTPUT:
952 RETVAL
7252851f
NC
953
954#endif
955
a8a597b2
MB
956U8
957OP_flags(o)
958 B::OP o
959
960U8
961OP_private(o)
962 B::OP o
963
1df34986
AE
964void
965OP_oplist(o)
966 B::OP o
967 PPCODE:
968 SP = oplist(aTHX_ o, SP);
969
a8a597b2
MB
970MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
971
c03c2844
SM
972U32
973LISTOP_children(o)
974 B::LISTOP o
975 OP * kid = NO_INIT
976 int i = NO_INIT
977 CODE:
c03c2844
SM
978 i = 0;
979 for (kid = o->op_first; kid; kid = kid->op_sibling)
980 i++;
8063af02
DM
981 RETVAL = i;
982 OUTPUT:
983 RETVAL
c03c2844 984
9d2bbe64
MB
985#ifdef USE_ITHREADS
986#define PMOP_pmoffset(o) o->op_pmoffset
29f2e912 987#define PMOP_pmstashpv(o) PmopSTASHPV(o);
651aa52e 988#else
29f2e912 989#define PMOP_pmstash(o) PmopSTASH(o);
9d2bbe64 990#endif
a8a597b2 991#define PMOP_pmflags(o) o->op_pmflags
a8a597b2
MB
992
993MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
994
20e98b0f
NC
995#if PERL_VERSION <= 8
996
a8a597b2
MB
997void
998PMOP_pmreplroot(o)
999 B::PMOP o
1000 OP * root = NO_INIT
1001 CODE:
1002 ST(0) = sv_newmortal();
1003 root = o->op_pmreplroot;
1004 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
1005 if (o->op_type == OP_PUSHRE) {
20e98b0f 1006# ifdef USE_ITHREADS
9d2bbe64 1007 sv_setiv(ST(0), INT2PTR(PADOFFSET,root) );
20e98b0f 1008# else
a8a597b2
MB
1009 sv_setiv(newSVrv(ST(0), root ?
1010 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 1011 PTR2IV(root));
20e98b0f 1012# endif
a8a597b2
MB
1013 }
1014 else {
56431972 1015 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2
MB
1016 }
1017
20e98b0f
NC
1018#else
1019
1020void
1021PMOP_pmreplroot(o)
1022 B::PMOP o
1023 CODE:
1024 ST(0) = sv_newmortal();
1025 if (o->op_type == OP_PUSHRE) {
1026# ifdef USE_ITHREADS
1027 sv_setiv(ST(0), o->op_pmreplrootu.op_pmtargetoff);
1028# else
1029 GV *const target = o->op_pmreplrootu.op_pmtargetgv;
1030 sv_setiv(newSVrv(ST(0), target ?
1031 svclassnames[SvTYPE((SV*)target)] : "B::SV"),
1032 PTR2IV(target));
1033# endif
1034 }
1035 else {
1036 OP *const root = o->op_pmreplrootu.op_pmreplroot;
1037 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)),
1038 PTR2IV(root));
1039 }
1040
1041#endif
1042
c2b1997a 1043#if PERL_VERSION < 9
e6070cd6 1044#define PMOP_pmnext(o) o->op_pmnext
c2b1997a 1045
a8a597b2
MB
1046B::PMOP
1047PMOP_pmnext(o)
1048 B::PMOP o
1049
c2b1997a
NC
1050#endif
1051
9d2bbe64
MB
1052#ifdef USE_ITHREADS
1053
1054IV
1055PMOP_pmoffset(o)
1056 B::PMOP o
1057
651aa52e
AE
1058char*
1059PMOP_pmstashpv(o)
1060 B::PMOP o
1061
1062#else
1063
1064B::HV
1065PMOP_pmstash(o)
1066 B::PMOP o
1067
9d2bbe64
MB
1068#endif
1069
6e21dc91 1070U32
a8a597b2
MB
1071PMOP_pmflags(o)
1072 B::PMOP o
1073
7c1f70cb
NC
1074#if PERL_VERSION < 9
1075
1076U32
1077PMOP_pmpermflags(o)
1078 B::PMOP o
1079
1080U8
1081PMOP_pmdynflags(o)
1082 B::PMOP o
1083
1084#endif
1085
a8a597b2
MB
1086void
1087PMOP_precomp(o)
1088 B::PMOP o
1089 REGEXP * rx = NO_INIT
1090 CODE:
1091 ST(0) = sv_newmortal();
aaa362c4 1092 rx = PM_GETRE(o);
a8a597b2 1093 if (rx)
220fc49f 1094 sv_setpvn(ST(0), RX_PRECOMP(rx), RX_PRELEN(rx));
a8a597b2 1095
7c1f70cb
NC
1096#if PERL_VERSION >= 9
1097
c737faaf
YO
1098void
1099PMOP_reflags(o)
1100 B::PMOP o
1101 REGEXP * rx = NO_INIT
1102 CODE:
1103 ST(0) = sv_newmortal();
1104 rx = PM_GETRE(o);
1105 if (rx)
07bc277f 1106 sv_setuv(ST(0), RX_EXTFLAGS(rx));
c737faaf 1107
7c1f70cb
NC
1108#endif
1109
ac33dcd1
JH
1110#define SVOP_sv(o) cSVOPo->op_sv
1111#define SVOP_gv(o) ((GV*)cSVOPo->op_sv)
a8a597b2
MB
1112
1113MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_
1114
a8a597b2
MB
1115B::SV
1116SVOP_sv(o)
1117 B::SVOP o
1118
f22444f5 1119B::GV
065a1863
GS
1120SVOP_gv(o)
1121 B::SVOP o
1122
7934575e 1123#define PADOP_padix(o) o->op_padix
dd2155a4 1124#define PADOP_sv(o) (o->op_padix ? PAD_SVl(o->op_padix) : Nullsv)
7934575e 1125#define PADOP_gv(o) ((o->op_padix \
dd2155a4 1126 && SvTYPE(PAD_SVl(o->op_padix)) == SVt_PVGV) \
3ae1b226 1127 ? (GV*)PAD_SVl(o->op_padix) : (GV *)NULL)
a8a597b2 1128
7934575e
GS
1129MODULE = B PACKAGE = B::PADOP PREFIX = PADOP_
1130
1131PADOFFSET
1132PADOP_padix(o)
1133 B::PADOP o
1134
1135B::SV
1136PADOP_sv(o)
1137 B::PADOP o
a8a597b2
MB
1138
1139B::GV
7934575e
GS
1140PADOP_gv(o)
1141 B::PADOP o
a8a597b2
MB
1142
1143MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
1144
1145void
1146PVOP_pv(o)
1147 B::PVOP o
1148 CODE:
1149 /*
bec89253 1150 * OP_TRANS uses op_pv to point to a table of 256 or >=258 shorts
a8a597b2
MB
1151 * whereas other PVOPs point to a null terminated string.
1152 */
bec89253
RH
1153 if (o->op_type == OP_TRANS &&
1154 (o->op_private & OPpTRANS_COMPLEMENT) &&
1155 !(o->op_private & OPpTRANS_DELETE))
1156 {
5d7488b2
AL
1157 const short* const tbl = (short*)o->op_pv;
1158 const short entries = 257 + tbl[256];
d3d34884 1159 ST(0) = newSVpvn_flags(o->op_pv, entries * sizeof(short), SVs_TEMP);
bec89253
RH
1160 }
1161 else if (o->op_type == OP_TRANS) {
d3d34884 1162 ST(0) = newSVpvn_flags(o->op_pv, 256 * sizeof(short), SVs_TEMP);
bec89253
RH
1163 }
1164 else
d3d34884 1165 ST(0) = newSVpvn_flags(o->op_pv, strlen(o->op_pv), SVs_TEMP);
a8a597b2 1166
4b65a919 1167#define COP_label(o) CopLABEL(o)
11faa288
GS
1168#define COP_stashpv(o) CopSTASHPV(o)
1169#define COP_stash(o) CopSTASH(o)
57843af0 1170#define COP_file(o) CopFILE(o)
1df34986 1171#define COP_filegv(o) CopFILEGV(o)
a8a597b2 1172#define COP_cop_seq(o) o->cop_seq
fc15ae8f 1173#define COP_arybase(o) CopARYBASE_get(o)
57843af0 1174#define COP_line(o) CopLINE(o)
d5ec2987 1175#define COP_hints(o) CopHINTS_get(o)
a8a597b2
MB
1176
1177MODULE = B PACKAGE = B::COP PREFIX = COP_
1178
d5b8ed54
NC
1179#if PERL_VERSION >= 11
1180
1181const char *
1182COP_label(o)
1183 B::COP o
1184
1185#else
1186
a8a597b2
MB
1187char *
1188COP_label(o)
1189 B::COP o
1190
d5b8ed54
NC
1191#endif
1192
11faa288
GS
1193char *
1194COP_stashpv(o)
1195 B::COP o
1196
a8a597b2
MB
1197B::HV
1198COP_stash(o)
1199 B::COP o
1200
57843af0
GS
1201char *
1202COP_file(o)
a8a597b2
MB
1203 B::COP o
1204
1df34986
AE
1205B::GV
1206COP_filegv(o)
1207 B::COP o
1208
1209
a8a597b2
MB
1210U32
1211COP_cop_seq(o)
1212 B::COP o
1213
1214I32
1215COP_arybase(o)
1216 B::COP o
1217
8bafa735 1218U32
a8a597b2
MB
1219COP_line(o)
1220 B::COP o
1221
5c3c3f81 1222void
b295d113
TH
1223COP_warnings(o)
1224 B::COP o
5c3c3f81 1225 PPCODE:
13d356f3 1226#if PERL_VERSION >= 9
9496d2e5 1227 ST(0) = make_warnings_object(aTHX_ o->cop_warnings);
13d356f3
NC
1228#else
1229 ST(0) = make_sv_object(aTHX_ NULL, o->cop_warnings);
1230#endif
5c3c3f81 1231 XSRETURN(1);
b295d113 1232
670f1322 1233void
6e6a1aef
RGS
1234COP_io(o)
1235 B::COP o
11bcd5da 1236 PPCODE:
13d356f3 1237#if PERL_VERSION >= 9
9496d2e5 1238 ST(0) = make_cop_io_object(aTHX_ o);
13d356f3
NC
1239#else
1240 ST(0) = make_sv_object(aTHX_ NULL, o->cop_io);
1241#endif
11bcd5da 1242 XSRETURN(1);
6e6a1aef 1243
13d356f3
NC
1244#if PERL_VERSION >= 9
1245
fd9f6265
JJ
1246B::RHE
1247COP_hints_hash(o)
1248 B::COP o
1249 CODE:
20439bc7 1250 RETVAL = CopHINTHASH_get(o);
fd9f6265
JJ
1251 OUTPUT:
1252 RETVAL
1253
e412117e
NC
1254#endif
1255
1256U32
1257COP_hints(o)
1258 B::COP o
1259
651aa52e
AE
1260MODULE = B PACKAGE = B::SV
1261
de64752d
NC
1262#define MAGICAL_FLAG_BITS (SVs_GMG|SVs_SMG|SVs_RMG)
1263
651aa52e 1264U32
de64752d 1265REFCNT(sv)
651aa52e 1266 B::SV sv
de64752d
NC
1267 ALIAS:
1268 FLAGS = 0xFFFFFFFF
1269 SvTYPE = SVTYPEMASK
1270 POK = SVf_POK
1271 ROK = SVf_ROK
1272 MAGICAL = MAGICAL_FLAG_BITS
1273 CODE:
1274 RETVAL = ix ? (SvFLAGS(sv) & (U32)ix) : SvREFCNT(sv);
1275 OUTPUT:
1276 RETVAL
651aa52e 1277
9efba5c8 1278void
429a5ce7
SM
1279object_2svref(sv)
1280 B::SV sv
9efba5c8
NC
1281 PPCODE:
1282 ST(0) = sv_2mortal(newRV(sv));
1283 XSRETURN(1);
1284
a8a597b2
MB
1285MODULE = B PACKAGE = B::IV PREFIX = Sv
1286
1287IV
1288SvIV(sv)
1289 B::IV sv
1290
1291IV
1292SvIVX(sv)
1293 B::IV sv
1294
0ca04487
VB
1295UV
1296SvUVX(sv)
1297 B::IV sv
1298
1299
a8a597b2
MB
1300MODULE = B PACKAGE = B::IV
1301
1302#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
1303
1304int
1305needs64bits(sv)
1306 B::IV sv
1307
1308void
1309packiv(sv)
1310 B::IV sv
1311 CODE:
1312 if (sizeof(IV) == 8) {
1313 U32 wp[2];
5d7488b2 1314 const IV iv = SvIVX(sv);
a8a597b2
MB
1315 /*
1316 * The following way of spelling 32 is to stop compilers on
1317 * 32-bit architectures from moaning about the shift count
1318 * being >= the width of the type. Such architectures don't
1319 * reach this code anyway (unless sizeof(IV) > 8 but then
1320 * everything else breaks too so I'm not fussed at the moment).
1321 */
42718184
RB
1322#ifdef UV_IS_QUAD
1323 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
1324#else
1325 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
1326#endif
a8a597b2 1327 wp[1] = htonl(iv & 0xffffffff);
d3d34884 1328 ST(0) = newSVpvn_flags((char *)wp, 8, SVs_TEMP);
a8a597b2
MB
1329 } else {
1330 U32 w = htonl((U32)SvIVX(sv));
d3d34884 1331 ST(0) = newSVpvn_flags((char *)&w, 4, SVs_TEMP);
a8a597b2
MB
1332 }
1333
4df7f6af 1334#if PERL_VERSION >= 11
f046b1bd
NC
1335# The input typemap checking makes no distinction between different SV types,
1336# so the XS body will generate the same C code, despite the different XS
1337# "types". So there is no change in behaviour from doing newXS like this,
1338# compared with the old approach of having a (near) duplicate XS body.
1339# We should fix the typemap checking.
4df7f6af 1340
f046b1bd
NC
1341BOOT:
1342 newXS("B::IV::RV", XS_B__PV_RV, __FILE__);
4df7f6af
NC
1343
1344#endif
1345
a8a597b2
MB
1346MODULE = B PACKAGE = B::NV PREFIX = Sv
1347
76ef7183 1348NV
a8a597b2
MB
1349SvNV(sv)
1350 B::NV sv
1351
76ef7183 1352NV
a8a597b2
MB
1353SvNVX(sv)
1354 B::NV sv
1355
809abb02
NC
1356U32
1357COP_SEQ_RANGE_LOW(sv)
1358 B::NV sv
1359
1360U32
1361COP_SEQ_RANGE_HIGH(sv)
1362 B::NV sv
1363
1364U32
1365PARENT_PAD_INDEX(sv)
1366 B::NV sv
1367
1368U32
1369PARENT_FAKELEX_FLAGS(sv)
1370 B::NV sv
1371
4df7f6af
NC
1372#if PERL_VERSION < 11
1373
a8a597b2
MB
1374MODULE = B PACKAGE = B::RV PREFIX = Sv
1375
1376B::SV
1377SvRV(sv)
1378 B::RV sv
1379
4df7f6af
NC
1380#endif
1381
a8a597b2
MB
1382MODULE = B PACKAGE = B::PV PREFIX = Sv
1383
0b40bd6d
RH
1384char*
1385SvPVX(sv)
1386 B::PV sv
1387
b326da91
MB
1388B::SV
1389SvRV(sv)
1390 B::PV sv
1391 CODE:
1392 if( SvROK(sv) ) {
1393 RETVAL = SvRV(sv);
1394 }
1395 else {
1396 croak( "argument is not SvROK" );
1397 }
1398 OUTPUT:
1399 RETVAL
1400
a8a597b2
MB
1401void
1402SvPV(sv)
1403 B::PV sv
1404 CODE:
c0b20461 1405 if( SvPOK(sv) ) {
fdbd1d64
NC
1406 STRLEN len = SvCUR(sv);
1407 const char *p = SvPVX_const(sv);
0eaead75
NC
1408#if PERL_VERSION < 10
1409 /* Before 5.10 (well 931b58fb28fa5ca7), PAD_COMPNAME_GEN was stored
1410 in SvCUR(), which meant we had to attempt this special casing
1411 to avoid tripping up over variable names in the pads. */
fdbd1d64 1412 if((SvLEN(sv) && len >= SvLEN(sv))) {
b55685ae
NC
1413 /* It claims to be longer than the space allocated for it -
1414 presuambly it's a variable name in the pad */
fdbd1d64 1415 len = strlen(p);
b55685ae 1416 }
0eaead75 1417#endif
fdbd1d64 1418 ST(0) = newSVpvn_flags(p, len, SVs_TEMP | SvUTF8(sv));
b326da91
MB
1419 }
1420 else {
1421 /* XXX for backward compatibility, but should fail */
1422 /* croak( "argument is not SvPOK" ); */
fdbd1d64 1423 ST(0) = sv_newmortal();
b326da91 1424 }
a8a597b2 1425
5a44e503
NC
1426# This used to read 257. I think that that was buggy - should have been 258.
1427# (The "\0", the flags byte, and 256 for the table. Not that anything
1428# anywhere calls this method. NWC.
651aa52e
AE
1429void
1430SvPVBM(sv)
1431 B::PV sv
1432 CODE:
fdbd1d64
NC
1433 ST(0) = newSVpvn_flags(SvPVX_const(sv),
1434 SvCUR(sv) + (SvVALID(sv) ? 256 + PERL_FBM_TABLE_OFFSET : 0),
1435 SVs_TEMP);
651aa52e
AE
1436
1437
445a12f6
DM
1438STRLEN
1439SvLEN(sv)
1440 B::PV sv
1441
1442STRLEN
1443SvCUR(sv)
1444 B::PV sv
1445
a8a597b2
MB
1446MODULE = B PACKAGE = B::PVMG PREFIX = Sv
1447
1448void
1449SvMAGIC(sv)
1450 B::PVMG sv
1451 MAGIC * mg = NO_INIT
1452 PPCODE:
1453 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
9496d2e5 1454 XPUSHs(make_mg_object(aTHX_ mg));
a8a597b2
MB
1455
1456MODULE = B PACKAGE = B::PVMG
1457
1458B::HV
1459SvSTASH(sv)
1460 B::PVMG sv
1461
5c35adbb
NC
1462MODULE = B PACKAGE = B::REGEXP
1463
1464#if PERL_VERSION >= 11
1465
1466IV
1467REGEX(sv)
07bc277f 1468 B::REGEXP sv
5c35adbb 1469 CODE:
288b8c02
NC
1470 /* FIXME - can we code this method more efficiently? */
1471 RETVAL = PTR2IV(sv);
5c35adbb
NC
1472 OUTPUT:
1473 RETVAL
1474
1475SV*
1476precomp(sv)
07bc277f 1477 B::REGEXP sv
5c35adbb 1478 CODE:
288b8c02 1479 RETVAL = newSVpvn( RX_PRECOMP(sv), RX_PRELEN(sv) );
5c35adbb
NC
1480 OUTPUT:
1481 RETVAL
1482
1483#endif
1484
a8a597b2
MB
1485#define MgMOREMAGIC(mg) mg->mg_moremagic
1486#define MgPRIVATE(mg) mg->mg_private
1487#define MgTYPE(mg) mg->mg_type
1488#define MgFLAGS(mg) mg->mg_flags
1489#define MgOBJ(mg) mg->mg_obj
88b39979 1490#define MgLENGTH(mg) mg->mg_len
bde7177d 1491#define MgREGEX(mg) PTR2IV(mg->mg_obj)
a8a597b2
MB
1492
1493MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
1494
1495B::MAGIC
1496MgMOREMAGIC(mg)
1497 B::MAGIC mg
c5f0f3aa
RGS
1498 CODE:
1499 if( MgMOREMAGIC(mg) ) {
1500 RETVAL = MgMOREMAGIC(mg);
1501 }
1502 else {
1503 XSRETURN_UNDEF;
1504 }
1505 OUTPUT:
1506 RETVAL
a8a597b2
MB
1507
1508U16
1509MgPRIVATE(mg)
1510 B::MAGIC mg
1511
1512char
1513MgTYPE(mg)
1514 B::MAGIC mg
1515
1516U8
1517MgFLAGS(mg)
1518 B::MAGIC mg
1519
1520B::SV
1521MgOBJ(mg)
1522 B::MAGIC mg
b326da91 1523
9d2bbe64
MB
1524IV
1525MgREGEX(mg)
1526 B::MAGIC mg
1527 CODE:
a8248b05 1528 if(mg->mg_type == PERL_MAGIC_qr) {
9d2bbe64
MB
1529 RETVAL = MgREGEX(mg);
1530 }
1531 else {
1532 croak( "REGEX is only meaningful on r-magic" );
1533 }
1534 OUTPUT:
1535 RETVAL
1536
b326da91
MB
1537SV*
1538precomp(mg)
1539 B::MAGIC mg
1540 CODE:
a8248b05 1541 if (mg->mg_type == PERL_MAGIC_qr) {
b326da91 1542 REGEXP* rx = (REGEXP*)mg->mg_obj;
ef35129c 1543 RETVAL = Nullsv;
b326da91 1544 if( rx )
220fc49f 1545 RETVAL = newSVpvn( RX_PRECOMP(rx), RX_PRELEN(rx) );
b326da91
MB
1546 }
1547 else {
1548 croak( "precomp is only meaningful on r-magic" );
1549 }
1550 OUTPUT:
1551 RETVAL
a8a597b2 1552
88b39979
VB
1553I32
1554MgLENGTH(mg)
1555 B::MAGIC mg
1556
a8a597b2
MB
1557void
1558MgPTR(mg)
1559 B::MAGIC mg
1560 CODE:
88b39979
VB
1561 if (mg->mg_ptr){
1562 if (mg->mg_len >= 0){
fdbd1d64 1563 ST(0) = newSVpvn_flags(mg->mg_ptr, mg->mg_len, SVs_TEMP);
651aa52e 1564 } else if (mg->mg_len == HEf_SVKEY) {
9496d2e5 1565 ST(0) = make_sv_object(aTHX_ NULL, (SV*)mg->mg_ptr);
fdbd1d64
NC
1566 } else
1567 ST(0) = sv_newmortal();
1568 } else
1569 ST(0) = sv_newmortal();
a8a597b2
MB
1570
1571MODULE = B PACKAGE = B::PVLV PREFIX = Lv
1572
1573U32
1574LvTARGOFF(sv)
1575 B::PVLV sv
1576
1577U32
1578LvTARGLEN(sv)
1579 B::PVLV sv
1580
1581char
1582LvTYPE(sv)
1583 B::PVLV sv
1584
1585B::SV
1586LvTARG(sv)
1587 B::PVLV sv
1588
1589MODULE = B PACKAGE = B::BM PREFIX = Bm
1590
1591I32
1592BmUSEFUL(sv)
1593 B::BM sv
1594
85c508c3 1595U32
a8a597b2
MB
1596BmPREVIOUS(sv)
1597 B::BM sv
1598
1599U8
1600BmRARE(sv)
1601 B::BM sv
1602
1603void
1604BmTABLE(sv)
1605 B::BM sv
1606 STRLEN len = NO_INIT
1607 char * str = NO_INIT
1608 CODE:
1609 str = SvPV(sv, len);
1610 /* Boyer-Moore table is just after string and its safety-margin \0 */
d3d34884 1611 ST(0) = newSVpvn_flags(str + len + PERL_FBM_TABLE_OFFSET, 256, SVs_TEMP);
a8a597b2
MB
1612
1613MODULE = B PACKAGE = B::GV PREFIX = Gv
1614
1615void
1616GvNAME(gv)
1617 B::GV gv
1618 CODE:
6beb30a6
NC
1619#if PERL_VERSION >= 10
1620 ST(0) = sv_2mortal(newSVhek(GvNAME_HEK(gv)));
1621#else
d3d34884 1622 ST(0) = newSVpvn_flags(GvNAME(gv), GvNAMELEN(gv), SVs_TEMP);
6beb30a6 1623#endif
a8a597b2 1624
87d7fd28
GS
1625bool
1626is_empty(gv)
1627 B::GV gv
711fbbf0
NC
1628 ALIAS:
1629 isGV_with_GP = 1
87d7fd28 1630 CODE:
711fbbf0 1631 if (ix) {
50786ba8 1632#if PERL_VERSION >= 9
711fbbf0 1633 RETVAL = isGV_with_GP(gv) ? TRUE : FALSE;
50786ba8 1634#else
711fbbf0 1635 RETVAL = TRUE; /* In 5.8 and earlier they all are. */
50786ba8 1636#endif
711fbbf0
NC
1637 } else {
1638 RETVAL = GvGP(gv) == Null(GP*);
1639 }
50786ba8 1640 OUTPUT:
711fbbf0 1641 RETVAL
50786ba8 1642
651aa52e
AE
1643void*
1644GvGP(gv)
1645 B::GV gv
1646
a8a597b2
MB
1647B::HV
1648GvSTASH(gv)
1649 B::GV gv
1650
1651B::SV
1652GvSV(gv)
1653 B::GV gv
1654
1655B::IO
1656GvIO(gv)
1657 B::GV gv
1658
1df34986 1659B::FM
a8a597b2
MB
1660GvFORM(gv)
1661 B::GV gv
1df34986
AE
1662 CODE:
1663 RETVAL = (SV*)GvFORM(gv);
1664 OUTPUT:
1665 RETVAL
a8a597b2
MB
1666
1667B::AV
1668GvAV(gv)
1669 B::GV gv
1670
1671B::HV
1672GvHV(gv)
1673 B::GV gv
1674
1675B::GV
1676GvEGV(gv)
1677 B::GV gv
1678
1679B::CV
1680GvCV(gv)
1681 B::GV gv
1682
1683U32
1684GvCVGEN(gv)
1685 B::GV gv
1686
8bafa735 1687U32
a8a597b2
MB
1688GvLINE(gv)
1689 B::GV gv
1690
b195d487
GS
1691char *
1692GvFILE(gv)
1693 B::GV gv
1694
a8a597b2
MB
1695B::GV
1696GvFILEGV(gv)
1697 B::GV gv
1698
1699MODULE = B PACKAGE = B::GV
1700
1701U32
1702GvREFCNT(gv)
1703 B::GV gv
1704
1705U8
1706GvFLAGS(gv)
1707 B::GV gv
1708
1709MODULE = B PACKAGE = B::IO PREFIX = Io
1710
1711long
1712IoLINES(io)
1713 B::IO io
1714
1715long
1716IoPAGE(io)
1717 B::IO io
1718
1719long
1720IoPAGE_LEN(io)
1721 B::IO io
1722
1723long
1724IoLINES_LEFT(io)
1725 B::IO io
1726
1727char *
1728IoTOP_NAME(io)
1729 B::IO io
1730
1731B::GV
1732IoTOP_GV(io)
1733 B::IO io
1734
1735char *
1736IoFMT_NAME(io)
1737 B::IO io
1738
1739B::GV
1740IoFMT_GV(io)
1741 B::IO io
1742
1743char *
1744IoBOTTOM_NAME(io)
1745 B::IO io
1746
1747B::GV
1748IoBOTTOM_GV(io)
1749 B::IO io
1750
04071355
NC
1751#if PERL_VERSION <= 8
1752
a8a597b2
MB
1753short
1754IoSUBPROCESS(io)
1755 B::IO io
1756
04071355
NC
1757#endif
1758
b326da91
MB
1759bool
1760IsSTD(io,name)
1761 B::IO io
5d7488b2 1762 const char* name
b326da91
MB
1763 PREINIT:
1764 PerlIO* handle = 0;
1765 CODE:
1766 if( strEQ( name, "stdin" ) ) {
1767 handle = PerlIO_stdin();
1768 }
1769 else if( strEQ( name, "stdout" ) ) {
1770 handle = PerlIO_stdout();
1771 }
1772 else if( strEQ( name, "stderr" ) ) {
1773 handle = PerlIO_stderr();
1774 }
1775 else {
1776 croak( "Invalid value '%s'", name );
1777 }
1778 RETVAL = handle == IoIFP(io);
1779 OUTPUT:
1780 RETVAL
1781
a8a597b2
MB
1782MODULE = B PACKAGE = B::IO
1783
1784char
1785IoTYPE(io)
1786 B::IO io
1787
1788U8
1789IoFLAGS(io)
1790 B::IO io
1791
1792MODULE = B PACKAGE = B::AV PREFIX = Av
1793
1794SSize_t
1795AvFILL(av)
1796 B::AV av
1797
1798SSize_t
1799AvMAX(av)
1800 B::AV av
1801
edcc7c74
NC
1802#if PERL_VERSION < 9
1803
1804
1805#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1806
1807IV
1808AvOFF(av)
1809 B::AV av
1810
1811#endif
1812
a8a597b2
MB
1813void
1814AvARRAY(av)
1815 B::AV av
1816 PPCODE:
1817 if (AvFILL(av) >= 0) {
1818 SV **svp = AvARRAY(av);
1819 I32 i;
1820 for (i = 0; i <= AvFILL(av); i++)
9496d2e5 1821 XPUSHs(make_sv_object(aTHX_ NULL, svp[i]));
a8a597b2
MB
1822 }
1823
429a5ce7
SM
1824void
1825AvARRAYelt(av, idx)
1826 B::AV av
1827 int idx
1828 PPCODE:
1829 if (idx >= 0 && AvFILL(av) >= 0 && idx <= AvFILL(av))
9496d2e5 1830 XPUSHs(make_sv_object(aTHX_ NULL, (AvARRAY(av)[idx])));
429a5ce7 1831 else
9496d2e5 1832 XPUSHs(make_sv_object(aTHX_ NULL, NULL));
429a5ce7 1833
edcc7c74
NC
1834#if PERL_VERSION < 9
1835
1836MODULE = B PACKAGE = B::AV
1837
1838U8
1839AvFLAGS(av)
1840 B::AV av
1841
1842#endif
1843
1df34986
AE
1844MODULE = B PACKAGE = B::FM PREFIX = Fm
1845
1846IV
1847FmLINES(form)
1848 B::FM form
1849
a8a597b2
MB
1850MODULE = B PACKAGE = B::CV PREFIX = Cv
1851
651aa52e
AE
1852U32
1853CvCONST(cv)
1854 B::CV cv
1855
a8a597b2
MB
1856B::HV
1857CvSTASH(cv)
1858 B::CV cv
1859
1860B::OP
1861CvSTART(cv)
1862 B::CV cv
a0da4400
NC
1863 ALIAS:
1864 ROOT = 1
bf53b3a5 1865 CODE:
a0da4400 1866 RETVAL = CvISXSUB(cv) ? NULL : ix ? CvROOT(cv) : CvSTART(cv);
d04ba589
NC
1867 OUTPUT:
1868 RETVAL
a8a597b2
MB
1869
1870B::GV
1871CvGV(cv)
1872 B::CV cv
1873
57843af0
GS
1874char *
1875CvFILE(cv)
1876 B::CV cv
1877
a8a597b2
MB
1878long
1879CvDEPTH(cv)
1880 B::CV cv
1881
1882B::AV
1883CvPADLIST(cv)
1884 B::CV cv
1885
1886B::CV
1887CvOUTSIDE(cv)
1888 B::CV cv
1889
a3985cdc
DM
1890U32
1891CvOUTSIDE_SEQ(cv)
1892 B::CV cv
1893
a8a597b2
MB
1894void
1895CvXSUB(cv)
1896 B::CV cv
1897 CODE:
d04ba589 1898 ST(0) = sv_2mortal(newSViv(CvISXSUB(cv) ? PTR2IV(CvXSUB(cv)) : 0));
a8a597b2
MB
1899
1900
1901void
1902CvXSUBANY(cv)
1903 B::CV cv
1904 CODE:
9496d2e5
NC
1905 ST(0) = CvCONST(cv)
1906 ? make_sv_object(aTHX_ NULL, (SV *)CvXSUBANY(cv).any_ptr)
1907 : sv_2mortal(newSViv(CvISXSUB(cv) ? CvXSUBANY(cv).any_iv : 0));
a8a597b2 1908
5cfd8ad4
VB
1909MODULE = B PACKAGE = B::CV
1910
6aaf4108 1911U16
5cfd8ad4
VB
1912CvFLAGS(cv)
1913 B::CV cv
1914
de3f1649
JT
1915MODULE = B PACKAGE = B::CV PREFIX = cv_
1916
1917B::SV
1918cv_const_sv(cv)
1919 B::CV cv
1920
5cfd8ad4 1921
a8a597b2
MB
1922MODULE = B PACKAGE = B::HV PREFIX = Hv
1923
1924STRLEN
1925HvFILL(hv)
1926 B::HV hv
1927
1928STRLEN
1929HvMAX(hv)
1930 B::HV hv
1931
1932I32
1933HvKEYS(hv)
1934 B::HV hv
1935
1936I32
1937HvRITER(hv)
1938 B::HV hv
1939
1940char *
1941HvNAME(hv)
1942 B::HV hv
1943
edcc7c74
NC
1944#if PERL_VERSION < 9
1945
1946B::PMOP
1947HvPMROOT(hv)
1948 B::HV hv
1949
1950#endif
1951
a8a597b2
MB
1952void
1953HvARRAY(hv)
1954 B::HV hv
1955 PPCODE:
1956 if (HvKEYS(hv) > 0) {
1957 SV *sv;
1958 char *key;
1959 I32 len;
1960 (void)hv_iterinit(hv);
1961 EXTEND(sp, HvKEYS(hv) * 2);
8063af02 1962 while ((sv = hv_iternextsv(hv, &key, &len))) {
22f1178f 1963 mPUSHp(key, len);
9496d2e5 1964 PUSHs(make_sv_object(aTHX_ NULL, sv));
a8a597b2
MB
1965 }
1966 }
fd9f6265
JJ
1967
1968MODULE = B PACKAGE = B::HE PREFIX = He
1969
1970B::SV
1971HeVAL(he)
1972 B::HE he
1973
1974U32
1975HeHASH(he)
1976 B::HE he
1977
1978B::SV
1979HeSVKEY_force(he)
1980 B::HE he
1981
1982MODULE = B PACKAGE = B::RHE PREFIX = RHE_
1983
e412117e
NC
1984#if PERL_VERSION >= 9
1985
fd9f6265
JJ
1986SV*
1987RHE_HASH(h)
1988 B::RHE h
1989 CODE:
20439bc7 1990 RETVAL = newRV( (SV*)cophh_2hv(h, 0) );
fd9f6265
JJ
1991 OUTPUT:
1992 RETVAL
e412117e
NC
1993
1994#endif