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[perl5.git] / ext / B / B.xs
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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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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);
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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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373 else
374 {
375 /* XXX Optimise? */
5d7488b2
AL
376 STRLEN len;
377 const char *s = SvPV(sv, len);
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378 for (; len; len--, s++)
379 {
380 /* At least try a little for readability */
381 if (*s == '"')
6beb30a6 382 sv_catpvs(sstr, "\\\"");
a8a597b2 383 else if (*s == '\\')
6beb30a6 384 sv_catpvs(sstr, "\\\\");
b326da91 385 /* trigraphs - bleagh */
5d7488b2 386 else if (!perlstyle && *s == '?' && len>=3 && s[1] == '?') {
47bf35fa 387 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", '?');
b326da91 388 }
52ad86de 389 else if (perlstyle && *s == '$')
6beb30a6 390 sv_catpvs(sstr, "\\$");
52ad86de 391 else if (perlstyle && *s == '@')
6beb30a6 392 sv_catpvs(sstr, "\\@");
ce561ef2
JH
393#ifdef EBCDIC
394 else if (isPRINT(*s))
395#else
396 else if (*s >= ' ' && *s < 127)
397#endif /* EBCDIC */
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398 sv_catpvn(sstr, s, 1);
399 else if (*s == '\n')
6beb30a6 400 sv_catpvs(sstr, "\\n");
a8a597b2 401 else if (*s == '\r')
6beb30a6 402 sv_catpvs(sstr, "\\r");
a8a597b2 403 else if (*s == '\t')
6beb30a6 404 sv_catpvs(sstr, "\\t");
a8a597b2 405 else if (*s == '\a')
6beb30a6 406 sv_catpvs(sstr, "\\a");
a8a597b2 407 else if (*s == '\b')
6beb30a6 408 sv_catpvs(sstr, "\\b");
a8a597b2 409 else if (*s == '\f')
6beb30a6 410 sv_catpvs(sstr, "\\f");
52ad86de 411 else if (!perlstyle && *s == '\v')
6beb30a6 412 sv_catpvs(sstr, "\\v");
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413 else
414 {
a8a597b2 415 /* Don't want promotion of a signed -1 char in sprintf args */
5d7488b2 416 const unsigned char c = (unsigned char) *s;
47bf35fa 417 Perl_sv_catpvf(aTHX_ sstr, "\\%03o", c);
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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, "'");
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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)));
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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
MB
833
834#define OP_next(o) o->op_next
835#define OP_sibling(o) o->op_sibling
a8a597b2 836#define OP_targ(o) o->op_targ
a8a597b2
MB
837#define OP_flags(o) o->op_flags
838#define OP_private(o) o->op_private
839
840MODULE = B PACKAGE = B::OP PREFIX = OP_
841
651aa52e
AE
842size_t
843OP_size(o)
844 B::OP o
845 CODE:
846 RETVAL = opsizes[cc_opclass(aTHX_ o)];
847 OUTPUT:
848 RETVAL
849
a8a597b2
MB
850B::OP
851OP_next(o)
852 B::OP o
853
854B::OP
855OP_sibling(o)
856 B::OP o
857
858char *
3f872cb9
GS
859OP_name(o)
860 B::OP o
d2b33dc1
NC
861 ALIAS:
862 desc = 1
3f872cb9 863 CODE:
d2b33dc1 864 RETVAL = (char *)(ix ? PL_op_desc : PL_op_name)[o->op_type];
8063af02
DM
865 OUTPUT:
866 RETVAL
3f872cb9 867
8063af02 868void
a8a597b2
MB
869OP_ppaddr(o)
870 B::OP o
dc333d64
GS
871 PREINIT:
872 int i;
fdbd1d64 873 SV *sv = newSVpvs_flags("PL_ppaddr[OP_", SVs_TEMP);
a8a597b2 874 CODE:
dc333d64 875 sv_catpv(sv, PL_op_name[o->op_type]);
7c436af3 876 for (i=13; (STRLEN)i < SvCUR(sv); ++i)
dc333d64 877 SvPVX(sv)[i] = toUPPER(SvPVX(sv)[i]);
6beb30a6 878 sv_catpvs(sv, "]");
dc333d64 879 ST(0) = sv;
a8a597b2 880
7934575e 881PADOFFSET
a8a597b2
MB
882OP_targ(o)
883 B::OP o
884
7252851f 885#if PERL_VERSION >= 9
dd8be0e4
NC
886# These 3 are all bitfields, so we can't take their addresses.
887UV
888OP_type(o)
2814eb74 889 B::OP o
dd8be0e4
NC
890 ALIAS:
891 opt = 1
892 spare = 2
893 CODE:
894 switch(ix) {
895 case 1:
896 RETVAL = o->op_opt;
897 break;
898 case 2:
899 RETVAL = o->op_spare;
900 break;
901 default:
902 RETVAL = o->op_type;
903 }
904 OUTPUT:
905 RETVAL
2814eb74 906
7252851f
NC
907#else
908
dd8be0e4
NC
909UV
910OP_type(o)
7252851f 911 B::OP o
dd8be0e4
NC
912 ALIAS:
913 seq = 1
914 CODE:
915 switch(ix) {
916 case 1:
917 RETVAL = o->op_seq;
918 break;
919 default:
920 RETVAL = o->op_type;
921 }
922 OUTPUT:
923 RETVAL
7252851f
NC
924
925#endif
926
a8a597b2
MB
927U8
928OP_flags(o)
929 B::OP o
930
931U8
932OP_private(o)
933 B::OP o
934
1df34986
AE
935void
936OP_oplist(o)
937 B::OP o
938 PPCODE:
939 SP = oplist(aTHX_ o, SP);
940
a8a597b2
MB
941#define UNOP_first(o) o->op_first
942
943MODULE = B PACKAGE = B::UNOP PREFIX = UNOP_
944
945B::OP
946UNOP_first(o)
947 B::UNOP o
948
949#define BINOP_last(o) o->op_last
950
951MODULE = B PACKAGE = B::BINOP PREFIX = BINOP_
952
953B::OP
954BINOP_last(o)
955 B::BINOP o
956
957#define LOGOP_other(o) o->op_other
958
959MODULE = B PACKAGE = B::LOGOP PREFIX = LOGOP_
960
961B::OP
962LOGOP_other(o)
963 B::LOGOP o
964
a8a597b2
MB
965MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_
966
c03c2844
SM
967U32
968LISTOP_children(o)
969 B::LISTOP o
970 OP * kid = NO_INIT
971 int i = NO_INIT
972 CODE:
c03c2844
SM
973 i = 0;
974 for (kid = o->op_first; kid; kid = kid->op_sibling)
975 i++;
8063af02
DM
976 RETVAL = i;
977 OUTPUT:
978 RETVAL
c03c2844 979
9d2bbe64
MB
980#ifdef USE_ITHREADS
981#define PMOP_pmoffset(o) o->op_pmoffset
29f2e912 982#define PMOP_pmstashpv(o) PmopSTASHPV(o);
651aa52e 983#else
29f2e912 984#define PMOP_pmstash(o) PmopSTASH(o);
9d2bbe64 985#endif
a8a597b2 986#define PMOP_pmflags(o) o->op_pmflags
a8a597b2
MB
987
988MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_
989
20e98b0f
NC
990#if PERL_VERSION <= 8
991
a8a597b2
MB
992void
993PMOP_pmreplroot(o)
994 B::PMOP o
995 OP * root = NO_INIT
996 CODE:
997 ST(0) = sv_newmortal();
998 root = o->op_pmreplroot;
999 /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */
1000 if (o->op_type == OP_PUSHRE) {
20e98b0f 1001# ifdef USE_ITHREADS
9d2bbe64 1002 sv_setiv(ST(0), INT2PTR(PADOFFSET,root) );
20e98b0f 1003# else
a8a597b2
MB
1004 sv_setiv(newSVrv(ST(0), root ?
1005 svclassnames[SvTYPE((SV*)root)] : "B::SV"),
56431972 1006 PTR2IV(root));
20e98b0f 1007# endif
a8a597b2
MB
1008 }
1009 else {
56431972 1010 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)), PTR2IV(root));
a8a597b2
MB
1011 }
1012
20e98b0f
NC
1013#else
1014
1015void
1016PMOP_pmreplroot(o)
1017 B::PMOP o
1018 CODE:
1019 ST(0) = sv_newmortal();
1020 if (o->op_type == OP_PUSHRE) {
1021# ifdef USE_ITHREADS
1022 sv_setiv(ST(0), o->op_pmreplrootu.op_pmtargetoff);
1023# else
1024 GV *const target = o->op_pmreplrootu.op_pmtargetgv;
1025 sv_setiv(newSVrv(ST(0), target ?
1026 svclassnames[SvTYPE((SV*)target)] : "B::SV"),
1027 PTR2IV(target));
1028# endif
1029 }
1030 else {
1031 OP *const root = o->op_pmreplrootu.op_pmreplroot;
1032 sv_setiv(newSVrv(ST(0), cc_opclassname(aTHX_ root)),
1033 PTR2IV(root));
1034 }
1035
1036#endif
1037
a8a597b2
MB
1038B::OP
1039PMOP_pmreplstart(o)
1040 B::PMOP o
1041
c2b1997a 1042#if PERL_VERSION < 9
e6070cd6 1043#define PMOP_pmnext(o) o->op_pmnext
c2b1997a 1044
a8a597b2
MB
1045B::PMOP
1046PMOP_pmnext(o)
1047 B::PMOP o
1048
c2b1997a
NC
1049#endif
1050
9d2bbe64
MB
1051#ifdef USE_ITHREADS
1052
1053IV
1054PMOP_pmoffset(o)
1055 B::PMOP o
1056
651aa52e
AE
1057char*
1058PMOP_pmstashpv(o)
1059 B::PMOP o
1060
1061#else
1062
1063B::HV
1064PMOP_pmstash(o)
1065 B::PMOP o
1066
9d2bbe64
MB
1067#endif
1068
6e21dc91 1069U32
a8a597b2
MB
1070PMOP_pmflags(o)
1071 B::PMOP o
1072
7c1f70cb
NC
1073#if PERL_VERSION < 9
1074
1075U32
1076PMOP_pmpermflags(o)
1077 B::PMOP o
1078
1079U8
1080PMOP_pmdynflags(o)
1081 B::PMOP o
1082
1083#endif
1084
a8a597b2
MB
1085void
1086PMOP_precomp(o)
1087 B::PMOP o
1088 REGEXP * rx = NO_INIT
1089 CODE:
1090 ST(0) = sv_newmortal();
aaa362c4 1091 rx = PM_GETRE(o);
a8a597b2 1092 if (rx)
220fc49f 1093 sv_setpvn(ST(0), RX_PRECOMP(rx), RX_PRELEN(rx));
a8a597b2 1094
7c1f70cb
NC
1095#if PERL_VERSION >= 9
1096
c737faaf
YO
1097void
1098PMOP_reflags(o)
1099 B::PMOP o
1100 REGEXP * rx = NO_INIT
1101 CODE:
1102 ST(0) = sv_newmortal();
1103 rx = PM_GETRE(o);
1104 if (rx)
07bc277f 1105 sv_setuv(ST(0), RX_EXTFLAGS(rx));
c737faaf 1106
7c1f70cb
NC
1107#endif
1108
ac33dcd1
JH
1109#define SVOP_sv(o) cSVOPo->op_sv
1110#define SVOP_gv(o) ((GV*)cSVOPo->op_sv)
a8a597b2
MB
1111
1112MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_
1113
a8a597b2
MB
1114B::SV
1115SVOP_sv(o)
1116 B::SVOP o
1117
f22444f5 1118B::GV
065a1863
GS
1119SVOP_gv(o)
1120 B::SVOP o
1121
7934575e 1122#define PADOP_padix(o) o->op_padix
dd2155a4 1123#define PADOP_sv(o) (o->op_padix ? PAD_SVl(o->op_padix) : Nullsv)
7934575e 1124#define PADOP_gv(o) ((o->op_padix \
dd2155a4 1125 && SvTYPE(PAD_SVl(o->op_padix)) == SVt_PVGV) \
3ae1b226 1126 ? (GV*)PAD_SVl(o->op_padix) : (GV *)NULL)
a8a597b2 1127
7934575e
GS
1128MODULE = B PACKAGE = B::PADOP PREFIX = PADOP_
1129
1130PADOFFSET
1131PADOP_padix(o)
1132 B::PADOP o
1133
1134B::SV
1135PADOP_sv(o)
1136 B::PADOP o
a8a597b2
MB
1137
1138B::GV
7934575e
GS
1139PADOP_gv(o)
1140 B::PADOP o
a8a597b2
MB
1141
1142MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_
1143
1144void
1145PVOP_pv(o)
1146 B::PVOP o
1147 CODE:
1148 /*
bec89253 1149 * OP_TRANS uses op_pv to point to a table of 256 or >=258 shorts
a8a597b2
MB
1150 * whereas other PVOPs point to a null terminated string.
1151 */
bec89253
RH
1152 if (o->op_type == OP_TRANS &&
1153 (o->op_private & OPpTRANS_COMPLEMENT) &&
1154 !(o->op_private & OPpTRANS_DELETE))
1155 {
5d7488b2
AL
1156 const short* const tbl = (short*)o->op_pv;
1157 const short entries = 257 + tbl[256];
d3d34884 1158 ST(0) = newSVpvn_flags(o->op_pv, entries * sizeof(short), SVs_TEMP);
bec89253
RH
1159 }
1160 else if (o->op_type == OP_TRANS) {
d3d34884 1161 ST(0) = newSVpvn_flags(o->op_pv, 256 * sizeof(short), SVs_TEMP);
bec89253
RH
1162 }
1163 else
d3d34884 1164 ST(0) = newSVpvn_flags(o->op_pv, strlen(o->op_pv), SVs_TEMP);
a8a597b2
MB
1165
1166#define LOOP_redoop(o) o->op_redoop
1167#define LOOP_nextop(o) o->op_nextop
1168#define LOOP_lastop(o) o->op_lastop
1169
1170MODULE = B PACKAGE = B::LOOP PREFIX = LOOP_
1171
1172
1173B::OP
1174LOOP_redoop(o)
1175 B::LOOP o
1176
1177B::OP
1178LOOP_nextop(o)
1179 B::LOOP o
1180
1181B::OP
1182LOOP_lastop(o)
1183 B::LOOP o
1184
4b65a919 1185#define COP_label(o) CopLABEL(o)
11faa288
GS
1186#define COP_stashpv(o) CopSTASHPV(o)
1187#define COP_stash(o) CopSTASH(o)
57843af0 1188#define COP_file(o) CopFILE(o)
1df34986 1189#define COP_filegv(o) CopFILEGV(o)
a8a597b2 1190#define COP_cop_seq(o) o->cop_seq
fc15ae8f 1191#define COP_arybase(o) CopARYBASE_get(o)
57843af0 1192#define COP_line(o) CopLINE(o)
d5ec2987 1193#define COP_hints(o) CopHINTS_get(o)
a8a597b2
MB
1194
1195MODULE = B PACKAGE = B::COP PREFIX = COP_
1196
d5b8ed54
NC
1197#if PERL_VERSION >= 11
1198
1199const char *
1200COP_label(o)
1201 B::COP o
1202
1203#else
1204
a8a597b2
MB
1205char *
1206COP_label(o)
1207 B::COP o
1208
d5b8ed54
NC
1209#endif
1210
11faa288
GS
1211char *
1212COP_stashpv(o)
1213 B::COP o
1214
a8a597b2
MB
1215B::HV
1216COP_stash(o)
1217 B::COP o
1218
57843af0
GS
1219char *
1220COP_file(o)
a8a597b2
MB
1221 B::COP o
1222
1df34986
AE
1223B::GV
1224COP_filegv(o)
1225 B::COP o
1226
1227
a8a597b2
MB
1228U32
1229COP_cop_seq(o)
1230 B::COP o
1231
1232I32
1233COP_arybase(o)
1234 B::COP o
1235
8bafa735 1236U32
a8a597b2
MB
1237COP_line(o)
1238 B::COP o
1239
5c3c3f81 1240void
b295d113
TH
1241COP_warnings(o)
1242 B::COP o
5c3c3f81 1243 PPCODE:
13d356f3 1244#if PERL_VERSION >= 9
9496d2e5 1245 ST(0) = make_warnings_object(aTHX_ o->cop_warnings);
13d356f3
NC
1246#else
1247 ST(0) = make_sv_object(aTHX_ NULL, o->cop_warnings);
1248#endif
5c3c3f81 1249 XSRETURN(1);
b295d113 1250
670f1322 1251void
6e6a1aef
RGS
1252COP_io(o)
1253 B::COP o
11bcd5da 1254 PPCODE:
13d356f3 1255#if PERL_VERSION >= 9
9496d2e5 1256 ST(0) = make_cop_io_object(aTHX_ o);
13d356f3
NC
1257#else
1258 ST(0) = make_sv_object(aTHX_ NULL, o->cop_io);
1259#endif
11bcd5da 1260 XSRETURN(1);
6e6a1aef 1261
13d356f3
NC
1262#if PERL_VERSION >= 9
1263
fd9f6265
JJ
1264B::RHE
1265COP_hints_hash(o)
1266 B::COP o
1267 CODE:
20439bc7 1268 RETVAL = CopHINTHASH_get(o);
fd9f6265
JJ
1269 OUTPUT:
1270 RETVAL
1271
e412117e
NC
1272#endif
1273
1274U32
1275COP_hints(o)
1276 B::COP o
1277
651aa52e
AE
1278MODULE = B PACKAGE = B::SV
1279
de64752d
NC
1280#define MAGICAL_FLAG_BITS (SVs_GMG|SVs_SMG|SVs_RMG)
1281
651aa52e 1282U32
de64752d 1283REFCNT(sv)
651aa52e 1284 B::SV sv
de64752d
NC
1285 ALIAS:
1286 FLAGS = 0xFFFFFFFF
1287 SvTYPE = SVTYPEMASK
1288 POK = SVf_POK
1289 ROK = SVf_ROK
1290 MAGICAL = MAGICAL_FLAG_BITS
1291 CODE:
1292 RETVAL = ix ? (SvFLAGS(sv) & (U32)ix) : SvREFCNT(sv);
1293 OUTPUT:
1294 RETVAL
651aa52e 1295
9efba5c8 1296void
429a5ce7
SM
1297object_2svref(sv)
1298 B::SV sv
9efba5c8
NC
1299 PPCODE:
1300 ST(0) = sv_2mortal(newRV(sv));
1301 XSRETURN(1);
1302
a8a597b2
MB
1303MODULE = B PACKAGE = B::IV PREFIX = Sv
1304
1305IV
1306SvIV(sv)
1307 B::IV sv
1308
1309IV
1310SvIVX(sv)
1311 B::IV sv
1312
0ca04487
VB
1313UV
1314SvUVX(sv)
1315 B::IV sv
1316
1317
a8a597b2
MB
1318MODULE = B PACKAGE = B::IV
1319
1320#define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv))
1321
1322int
1323needs64bits(sv)
1324 B::IV sv
1325
1326void
1327packiv(sv)
1328 B::IV sv
1329 CODE:
1330 if (sizeof(IV) == 8) {
1331 U32 wp[2];
5d7488b2 1332 const IV iv = SvIVX(sv);
a8a597b2
MB
1333 /*
1334 * The following way of spelling 32 is to stop compilers on
1335 * 32-bit architectures from moaning about the shift count
1336 * being >= the width of the type. Such architectures don't
1337 * reach this code anyway (unless sizeof(IV) > 8 but then
1338 * everything else breaks too so I'm not fussed at the moment).
1339 */
42718184
RB
1340#ifdef UV_IS_QUAD
1341 wp[0] = htonl(((UV)iv) >> (sizeof(UV)*4));
1342#else
1343 wp[0] = htonl(((U32)iv) >> (sizeof(UV)*4));
1344#endif
a8a597b2 1345 wp[1] = htonl(iv & 0xffffffff);
d3d34884 1346 ST(0) = newSVpvn_flags((char *)wp, 8, SVs_TEMP);
a8a597b2
MB
1347 } else {
1348 U32 w = htonl((U32)SvIVX(sv));
d3d34884 1349 ST(0) = newSVpvn_flags((char *)&w, 4, SVs_TEMP);
a8a597b2
MB
1350 }
1351
4df7f6af 1352#if PERL_VERSION >= 11
f046b1bd
NC
1353# The input typemap checking makes no distinction between different SV types,
1354# so the XS body will generate the same C code, despite the different XS
1355# "types". So there is no change in behaviour from doing newXS like this,
1356# compared with the old approach of having a (near) duplicate XS body.
1357# We should fix the typemap checking.
4df7f6af 1358
f046b1bd
NC
1359BOOT:
1360 newXS("B::IV::RV", XS_B__PV_RV, __FILE__);
4df7f6af
NC
1361
1362#endif
1363
a8a597b2
MB
1364MODULE = B PACKAGE = B::NV PREFIX = Sv
1365
76ef7183 1366NV
a8a597b2
MB
1367SvNV(sv)
1368 B::NV sv
1369
76ef7183 1370NV
a8a597b2
MB
1371SvNVX(sv)
1372 B::NV sv
1373
809abb02
NC
1374U32
1375COP_SEQ_RANGE_LOW(sv)
1376 B::NV sv
1377
1378U32
1379COP_SEQ_RANGE_HIGH(sv)
1380 B::NV sv
1381
1382U32
1383PARENT_PAD_INDEX(sv)
1384 B::NV sv
1385
1386U32
1387PARENT_FAKELEX_FLAGS(sv)
1388 B::NV sv
1389
4df7f6af
NC
1390#if PERL_VERSION < 11
1391
a8a597b2
MB
1392MODULE = B PACKAGE = B::RV PREFIX = Sv
1393
1394B::SV
1395SvRV(sv)
1396 B::RV sv
1397
4df7f6af
NC
1398#endif
1399
a8a597b2
MB
1400MODULE = B PACKAGE = B::PV PREFIX = Sv
1401
0b40bd6d
RH
1402char*
1403SvPVX(sv)
1404 B::PV sv
1405
b326da91
MB
1406B::SV
1407SvRV(sv)
1408 B::PV sv
1409 CODE:
1410 if( SvROK(sv) ) {
1411 RETVAL = SvRV(sv);
1412 }
1413 else {
1414 croak( "argument is not SvROK" );
1415 }
1416 OUTPUT:
1417 RETVAL
1418
a8a597b2
MB
1419void
1420SvPV(sv)
1421 B::PV sv
1422 CODE:
c0b20461 1423 if( SvPOK(sv) ) {
fdbd1d64
NC
1424 STRLEN len = SvCUR(sv);
1425 const char *p = SvPVX_const(sv);
0eaead75
NC
1426#if PERL_VERSION < 10
1427 /* Before 5.10 (well 931b58fb28fa5ca7), PAD_COMPNAME_GEN was stored
1428 in SvCUR(), which meant we had to attempt this special casing
1429 to avoid tripping up over variable names in the pads. */
fdbd1d64 1430 if((SvLEN(sv) && len >= SvLEN(sv))) {
b55685ae
NC
1431 /* It claims to be longer than the space allocated for it -
1432 presuambly it's a variable name in the pad */
fdbd1d64 1433 len = strlen(p);
b55685ae 1434 }
0eaead75 1435#endif
fdbd1d64 1436 ST(0) = newSVpvn_flags(p, len, SVs_TEMP | SvUTF8(sv));
b326da91
MB
1437 }
1438 else {
1439 /* XXX for backward compatibility, but should fail */
1440 /* croak( "argument is not SvPOK" ); */
fdbd1d64 1441 ST(0) = sv_newmortal();
b326da91 1442 }
a8a597b2 1443
5a44e503
NC
1444# This used to read 257. I think that that was buggy - should have been 258.
1445# (The "\0", the flags byte, and 256 for the table. Not that anything
1446# anywhere calls this method. NWC.
651aa52e
AE
1447void
1448SvPVBM(sv)
1449 B::PV sv
1450 CODE:
fdbd1d64
NC
1451 ST(0) = newSVpvn_flags(SvPVX_const(sv),
1452 SvCUR(sv) + (SvVALID(sv) ? 256 + PERL_FBM_TABLE_OFFSET : 0),
1453 SVs_TEMP);
651aa52e
AE
1454
1455
445a12f6
DM
1456STRLEN
1457SvLEN(sv)
1458 B::PV sv
1459
1460STRLEN
1461SvCUR(sv)
1462 B::PV sv
1463
a8a597b2
MB
1464MODULE = B PACKAGE = B::PVMG PREFIX = Sv
1465
1466void
1467SvMAGIC(sv)
1468 B::PVMG sv
1469 MAGIC * mg = NO_INIT
1470 PPCODE:
1471 for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic)
9496d2e5 1472 XPUSHs(make_mg_object(aTHX_ mg));
a8a597b2
MB
1473
1474MODULE = B PACKAGE = B::PVMG
1475
1476B::HV
1477SvSTASH(sv)
1478 B::PVMG sv
1479
5c35adbb
NC
1480MODULE = B PACKAGE = B::REGEXP
1481
1482#if PERL_VERSION >= 11
1483
1484IV
1485REGEX(sv)
07bc277f 1486 B::REGEXP sv
5c35adbb 1487 CODE:
288b8c02
NC
1488 /* FIXME - can we code this method more efficiently? */
1489 RETVAL = PTR2IV(sv);
5c35adbb
NC
1490 OUTPUT:
1491 RETVAL
1492
1493SV*
1494precomp(sv)
07bc277f 1495 B::REGEXP sv
5c35adbb 1496 CODE:
288b8c02 1497 RETVAL = newSVpvn( RX_PRECOMP(sv), RX_PRELEN(sv) );
5c35adbb
NC
1498 OUTPUT:
1499 RETVAL
1500
1501#endif
1502
a8a597b2
MB
1503#define MgMOREMAGIC(mg) mg->mg_moremagic
1504#define MgPRIVATE(mg) mg->mg_private
1505#define MgTYPE(mg) mg->mg_type
1506#define MgFLAGS(mg) mg->mg_flags
1507#define MgOBJ(mg) mg->mg_obj
88b39979 1508#define MgLENGTH(mg) mg->mg_len
bde7177d 1509#define MgREGEX(mg) PTR2IV(mg->mg_obj)
a8a597b2
MB
1510
1511MODULE = B PACKAGE = B::MAGIC PREFIX = Mg
1512
1513B::MAGIC
1514MgMOREMAGIC(mg)
1515 B::MAGIC mg
c5f0f3aa
RGS
1516 CODE:
1517 if( MgMOREMAGIC(mg) ) {
1518 RETVAL = MgMOREMAGIC(mg);
1519 }
1520 else {
1521 XSRETURN_UNDEF;
1522 }
1523 OUTPUT:
1524 RETVAL
a8a597b2
MB
1525
1526U16
1527MgPRIVATE(mg)
1528 B::MAGIC mg
1529
1530char
1531MgTYPE(mg)
1532 B::MAGIC mg
1533
1534U8
1535MgFLAGS(mg)
1536 B::MAGIC mg
1537
1538B::SV
1539MgOBJ(mg)
1540 B::MAGIC mg
b326da91 1541
9d2bbe64
MB
1542IV
1543MgREGEX(mg)
1544 B::MAGIC mg
1545 CODE:
a8248b05 1546 if(mg->mg_type == PERL_MAGIC_qr) {
9d2bbe64
MB
1547 RETVAL = MgREGEX(mg);
1548 }
1549 else {
1550 croak( "REGEX is only meaningful on r-magic" );
1551 }
1552 OUTPUT:
1553 RETVAL
1554
b326da91
MB
1555SV*
1556precomp(mg)
1557 B::MAGIC mg
1558 CODE:
a8248b05 1559 if (mg->mg_type == PERL_MAGIC_qr) {
b326da91 1560 REGEXP* rx = (REGEXP*)mg->mg_obj;
ef35129c 1561 RETVAL = Nullsv;
b326da91 1562 if( rx )
220fc49f 1563 RETVAL = newSVpvn( RX_PRECOMP(rx), RX_PRELEN(rx) );
b326da91
MB
1564 }
1565 else {
1566 croak( "precomp is only meaningful on r-magic" );
1567 }
1568 OUTPUT:
1569 RETVAL
a8a597b2 1570
88b39979
VB
1571I32
1572MgLENGTH(mg)
1573 B::MAGIC mg
1574
a8a597b2
MB
1575void
1576MgPTR(mg)
1577 B::MAGIC mg
1578 CODE:
88b39979
VB
1579 if (mg->mg_ptr){
1580 if (mg->mg_len >= 0){
fdbd1d64 1581 ST(0) = newSVpvn_flags(mg->mg_ptr, mg->mg_len, SVs_TEMP);
651aa52e 1582 } else if (mg->mg_len == HEf_SVKEY) {
9496d2e5 1583 ST(0) = make_sv_object(aTHX_ NULL, (SV*)mg->mg_ptr);
fdbd1d64
NC
1584 } else
1585 ST(0) = sv_newmortal();
1586 } else
1587 ST(0) = sv_newmortal();
a8a597b2
MB
1588
1589MODULE = B PACKAGE = B::PVLV PREFIX = Lv
1590
1591U32
1592LvTARGOFF(sv)
1593 B::PVLV sv
1594
1595U32
1596LvTARGLEN(sv)
1597 B::PVLV sv
1598
1599char
1600LvTYPE(sv)
1601 B::PVLV sv
1602
1603B::SV
1604LvTARG(sv)
1605 B::PVLV sv
1606
1607MODULE = B PACKAGE = B::BM PREFIX = Bm
1608
1609I32
1610BmUSEFUL(sv)
1611 B::BM sv
1612
85c508c3 1613U32
a8a597b2
MB
1614BmPREVIOUS(sv)
1615 B::BM sv
1616
1617U8
1618BmRARE(sv)
1619 B::BM sv
1620
1621void
1622BmTABLE(sv)
1623 B::BM sv
1624 STRLEN len = NO_INIT
1625 char * str = NO_INIT
1626 CODE:
1627 str = SvPV(sv, len);
1628 /* Boyer-Moore table is just after string and its safety-margin \0 */
d3d34884 1629 ST(0) = newSVpvn_flags(str + len + PERL_FBM_TABLE_OFFSET, 256, SVs_TEMP);
a8a597b2
MB
1630
1631MODULE = B PACKAGE = B::GV PREFIX = Gv
1632
1633void
1634GvNAME(gv)
1635 B::GV gv
1636 CODE:
6beb30a6
NC
1637#if PERL_VERSION >= 10
1638 ST(0) = sv_2mortal(newSVhek(GvNAME_HEK(gv)));
1639#else
d3d34884 1640 ST(0) = newSVpvn_flags(GvNAME(gv), GvNAMELEN(gv), SVs_TEMP);
6beb30a6 1641#endif
a8a597b2 1642
87d7fd28
GS
1643bool
1644is_empty(gv)
1645 B::GV gv
1646 CODE:
1647 RETVAL = GvGP(gv) == Null(GP*);
1648 OUTPUT:
1649 RETVAL
1650
50786ba8
NC
1651bool
1652isGV_with_GP(gv)
1653 B::GV gv
1654 CODE:
1655#if PERL_VERSION >= 9
1656 RETVAL = isGV_with_GP(gv) ? TRUE : FALSE;
1657#else
1658 RETVAL = TRUE; /* In 5.8 and earlier they all are. */
1659#endif
1660 OUTPUT:
1661 RETVAL
1662
651aa52e
AE
1663void*
1664GvGP(gv)
1665 B::GV gv
1666
a8a597b2
MB
1667B::HV
1668GvSTASH(gv)
1669 B::GV gv
1670
1671B::SV
1672GvSV(gv)
1673 B::GV gv
1674
1675B::IO
1676GvIO(gv)
1677 B::GV gv
1678
1df34986 1679B::FM
a8a597b2
MB
1680GvFORM(gv)
1681 B::GV gv
1df34986
AE
1682 CODE:
1683 RETVAL = (SV*)GvFORM(gv);
1684 OUTPUT:
1685 RETVAL
a8a597b2
MB
1686
1687B::AV
1688GvAV(gv)
1689 B::GV gv
1690
1691B::HV
1692GvHV(gv)
1693 B::GV gv
1694
1695B::GV
1696GvEGV(gv)
1697 B::GV gv
1698
1699B::CV
1700GvCV(gv)
1701 B::GV gv
1702
1703U32
1704GvCVGEN(gv)
1705 B::GV gv
1706
8bafa735 1707U32
a8a597b2
MB
1708GvLINE(gv)
1709 B::GV gv
1710
b195d487
GS
1711char *
1712GvFILE(gv)
1713 B::GV gv
1714
a8a597b2
MB
1715B::GV
1716GvFILEGV(gv)
1717 B::GV gv
1718
1719MODULE = B PACKAGE = B::GV
1720
1721U32
1722GvREFCNT(gv)
1723 B::GV gv
1724
1725U8
1726GvFLAGS(gv)
1727 B::GV gv
1728
1729MODULE = B PACKAGE = B::IO PREFIX = Io
1730
1731long
1732IoLINES(io)
1733 B::IO io
1734
1735long
1736IoPAGE(io)
1737 B::IO io
1738
1739long
1740IoPAGE_LEN(io)
1741 B::IO io
1742
1743long
1744IoLINES_LEFT(io)
1745 B::IO io
1746
1747char *
1748IoTOP_NAME(io)
1749 B::IO io
1750
1751B::GV
1752IoTOP_GV(io)
1753 B::IO io
1754
1755char *
1756IoFMT_NAME(io)
1757 B::IO io
1758
1759B::GV
1760IoFMT_GV(io)
1761 B::IO io
1762
1763char *
1764IoBOTTOM_NAME(io)
1765 B::IO io
1766
1767B::GV
1768IoBOTTOM_GV(io)
1769 B::IO io
1770
04071355
NC
1771#if PERL_VERSION <= 8
1772
a8a597b2
MB
1773short
1774IoSUBPROCESS(io)
1775 B::IO io
1776
04071355
NC
1777#endif
1778
b326da91
MB
1779bool
1780IsSTD(io,name)
1781 B::IO io
5d7488b2 1782 const char* name
b326da91
MB
1783 PREINIT:
1784 PerlIO* handle = 0;
1785 CODE:
1786 if( strEQ( name, "stdin" ) ) {
1787 handle = PerlIO_stdin();
1788 }
1789 else if( strEQ( name, "stdout" ) ) {
1790 handle = PerlIO_stdout();
1791 }
1792 else if( strEQ( name, "stderr" ) ) {
1793 handle = PerlIO_stderr();
1794 }
1795 else {
1796 croak( "Invalid value '%s'", name );
1797 }
1798 RETVAL = handle == IoIFP(io);
1799 OUTPUT:
1800 RETVAL
1801
a8a597b2
MB
1802MODULE = B PACKAGE = B::IO
1803
1804char
1805IoTYPE(io)
1806 B::IO io
1807
1808U8
1809IoFLAGS(io)
1810 B::IO io
1811
1812MODULE = B PACKAGE = B::AV PREFIX = Av
1813
1814SSize_t
1815AvFILL(av)
1816 B::AV av
1817
1818SSize_t
1819AvMAX(av)
1820 B::AV av
1821
edcc7c74
NC
1822#if PERL_VERSION < 9
1823
1824
1825#define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off
1826
1827IV
1828AvOFF(av)
1829 B::AV av
1830
1831#endif
1832
a8a597b2
MB
1833void
1834AvARRAY(av)
1835 B::AV av
1836 PPCODE:
1837 if (AvFILL(av) >= 0) {
1838 SV **svp = AvARRAY(av);
1839 I32 i;
1840 for (i = 0; i <= AvFILL(av); i++)
9496d2e5 1841 XPUSHs(make_sv_object(aTHX_ NULL, svp[i]));
a8a597b2
MB
1842 }
1843
429a5ce7
SM
1844void
1845AvARRAYelt(av, idx)
1846 B::AV av
1847 int idx
1848 PPCODE:
1849 if (idx >= 0 && AvFILL(av) >= 0 && idx <= AvFILL(av))
9496d2e5 1850 XPUSHs(make_sv_object(aTHX_ NULL, (AvARRAY(av)[idx])));
429a5ce7 1851 else
9496d2e5 1852 XPUSHs(make_sv_object(aTHX_ NULL, NULL));
429a5ce7 1853
edcc7c74
NC
1854#if PERL_VERSION < 9
1855
1856MODULE = B PACKAGE = B::AV
1857
1858U8
1859AvFLAGS(av)
1860 B::AV av
1861
1862#endif
1863
1df34986
AE
1864MODULE = B PACKAGE = B::FM PREFIX = Fm
1865
1866IV
1867FmLINES(form)
1868 B::FM form
1869
a8a597b2
MB
1870MODULE = B PACKAGE = B::CV PREFIX = Cv
1871
651aa52e
AE
1872U32
1873CvCONST(cv)
1874 B::CV cv
1875
a8a597b2
MB
1876B::HV
1877CvSTASH(cv)
1878 B::CV cv
1879
1880B::OP
1881CvSTART(cv)
1882 B::CV cv
a0da4400
NC
1883 ALIAS:
1884 ROOT = 1
bf53b3a5 1885 CODE:
a0da4400 1886 RETVAL = CvISXSUB(cv) ? NULL : ix ? CvROOT(cv) : CvSTART(cv);
d04ba589
NC
1887 OUTPUT:
1888 RETVAL
a8a597b2
MB
1889
1890B::GV
1891CvGV(cv)
1892 B::CV cv
1893
57843af0
GS
1894char *
1895CvFILE(cv)
1896 B::CV cv
1897
a8a597b2
MB
1898long
1899CvDEPTH(cv)
1900 B::CV cv
1901
1902B::AV
1903CvPADLIST(cv)
1904 B::CV cv
1905
1906B::CV
1907CvOUTSIDE(cv)
1908 B::CV cv
1909
a3985cdc
DM
1910U32
1911CvOUTSIDE_SEQ(cv)
1912 B::CV cv
1913
a8a597b2
MB
1914void
1915CvXSUB(cv)
1916 B::CV cv
1917 CODE:
d04ba589 1918 ST(0) = sv_2mortal(newSViv(CvISXSUB(cv) ? PTR2IV(CvXSUB(cv)) : 0));
a8a597b2
MB
1919
1920
1921void
1922CvXSUBANY(cv)
1923 B::CV cv
1924 CODE:
9496d2e5
NC
1925 ST(0) = CvCONST(cv)
1926 ? make_sv_object(aTHX_ NULL, (SV *)CvXSUBANY(cv).any_ptr)
1927 : sv_2mortal(newSViv(CvISXSUB(cv) ? CvXSUBANY(cv).any_iv : 0));
a8a597b2 1928
5cfd8ad4
VB
1929MODULE = B PACKAGE = B::CV
1930
6aaf4108 1931U16
5cfd8ad4
VB
1932CvFLAGS(cv)
1933 B::CV cv
1934
de3f1649
JT
1935MODULE = B PACKAGE = B::CV PREFIX = cv_
1936
1937B::SV
1938cv_const_sv(cv)
1939 B::CV cv
1940
5cfd8ad4 1941
a8a597b2
MB
1942MODULE = B PACKAGE = B::HV PREFIX = Hv
1943
1944STRLEN
1945HvFILL(hv)
1946 B::HV hv
1947
1948STRLEN
1949HvMAX(hv)
1950 B::HV hv
1951
1952I32
1953HvKEYS(hv)
1954 B::HV hv
1955
1956I32
1957HvRITER(hv)
1958 B::HV hv
1959
1960char *
1961HvNAME(hv)
1962 B::HV hv
1963
edcc7c74
NC
1964#if PERL_VERSION < 9
1965
1966B::PMOP
1967HvPMROOT(hv)
1968 B::HV hv
1969
1970#endif
1971
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1972void
1973HvARRAY(hv)
1974 B::HV hv
1975 PPCODE:
1976 if (HvKEYS(hv) > 0) {
1977 SV *sv;
1978 char *key;
1979 I32 len;
1980 (void)hv_iterinit(hv);
1981 EXTEND(sp, HvKEYS(hv) * 2);
8063af02 1982 while ((sv = hv_iternextsv(hv, &key, &len))) {
22f1178f 1983 mPUSHp(key, len);
9496d2e5 1984 PUSHs(make_sv_object(aTHX_ NULL, sv));
a8a597b2
MB
1985 }
1986 }
fd9f6265
JJ
1987
1988MODULE = B PACKAGE = B::HE PREFIX = He
1989
1990B::SV
1991HeVAL(he)
1992 B::HE he
1993
1994U32
1995HeHASH(he)
1996 B::HE he
1997
1998B::SV
1999HeSVKEY_force(he)
2000 B::HE he
2001
2002MODULE = B PACKAGE = B::RHE PREFIX = RHE_
2003
e412117e
NC
2004#if PERL_VERSION >= 9
2005
fd9f6265
JJ
2006SV*
2007RHE_HASH(h)
2008 B::RHE h
2009 CODE:
20439bc7 2010 RETVAL = newRV( (SV*)cophh_2hv(h, 0) );
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2011 OUTPUT:
2012 RETVAL
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NC
2013
2014#endif