Commit | Line | Data |
a8a597b2 |
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 | |
10 | #include "EXTERN.h" |
11 | #include "perl.h" |
12 | #include "XSUB.h" |
13 | #include "INTERN.h" |
a8a597b2 |
14 | |
15 | static char *svclassnames[] = { |
16 | "B::NULL", |
17 | "B::IV", |
18 | "B::NV", |
19 | "B::RV", |
20 | "B::PV", |
21 | "B::PVIV", |
22 | "B::PVNV", |
23 | "B::PVMG", |
24 | "B::BM", |
25 | "B::PVLV", |
26 | "B::AV", |
27 | "B::HV", |
28 | "B::CV", |
29 | "B::GV", |
30 | "B::FM", |
31 | "B::IO", |
32 | }; |
33 | |
34 | typedef enum { |
35 | OPc_NULL, /* 0 */ |
36 | OPc_BASEOP, /* 1 */ |
37 | OPc_UNOP, /* 2 */ |
38 | OPc_BINOP, /* 3 */ |
39 | OPc_LOGOP, /* 4 */ |
40 | OPc_CONDOP, /* 5 */ |
41 | OPc_LISTOP, /* 6 */ |
42 | OPc_PMOP, /* 7 */ |
43 | OPc_SVOP, /* 8 */ |
44 | OPc_GVOP, /* 9 */ |
45 | OPc_PVOP, /* 10 */ |
46 | OPc_CVOP, /* 11 */ |
47 | OPc_LOOP, /* 12 */ |
48 | OPc_COP /* 13 */ |
49 | } opclass; |
50 | |
51 | static char *opclassnames[] = { |
52 | "B::NULL", |
53 | "B::OP", |
54 | "B::UNOP", |
55 | "B::BINOP", |
56 | "B::LOGOP", |
57 | "B::CONDOP", |
58 | "B::LISTOP", |
59 | "B::PMOP", |
60 | "B::SVOP", |
61 | "B::GVOP", |
62 | "B::PVOP", |
63 | "B::CVOP", |
64 | "B::LOOP", |
65 | "B::COP" |
66 | }; |
67 | |
68 | static int walkoptree_debug = 0; /* Flag for walkoptree debug hook */ |
69 | |
70 | static opclass |
71 | cc_opclass(OP *o) |
72 | { |
73 | if (!o) |
74 | return OPc_NULL; |
75 | |
76 | if (o->op_type == 0) |
77 | return (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP; |
78 | |
79 | if (o->op_type == OP_SASSIGN) |
80 | return ((o->op_private & OPpASSIGN_BACKWARDS) ? OPc_UNOP : OPc_BINOP); |
81 | |
82 | switch (opargs[o->op_type] & OA_CLASS_MASK) { |
83 | case OA_BASEOP: |
84 | return OPc_BASEOP; |
85 | |
86 | case OA_UNOP: |
87 | return OPc_UNOP; |
88 | |
89 | case OA_BINOP: |
90 | return OPc_BINOP; |
91 | |
92 | case OA_LOGOP: |
93 | return OPc_LOGOP; |
94 | |
95 | case OA_CONDOP: |
96 | return OPc_CONDOP; |
97 | |
98 | case OA_LISTOP: |
99 | return OPc_LISTOP; |
100 | |
101 | case OA_PMOP: |
102 | return OPc_PMOP; |
103 | |
104 | case OA_SVOP: |
105 | return OPc_SVOP; |
106 | |
107 | case OA_GVOP: |
108 | return OPc_GVOP; |
109 | |
110 | case OA_PVOP: |
111 | return OPc_PVOP; |
112 | |
113 | case OA_LOOP: |
114 | return OPc_LOOP; |
115 | |
116 | case OA_COP: |
117 | return OPc_COP; |
118 | |
119 | case OA_BASEOP_OR_UNOP: |
120 | /* |
121 | * UNI(OP_foo) in toke.c returns token UNI or FUNC1 depending on |
122 | * whether bare parens were seen. perly.y uses OPf_SPECIAL to |
123 | * signal whether an OP or an UNOP was chosen. |
124 | * Frederic.Chauveau@pasteur.fr says we need to check for OPf_KIDS too. |
125 | */ |
126 | return ((o->op_flags & OPf_SPECIAL) ? OPc_BASEOP : |
127 | (o->op_flags & OPf_KIDS) ? OPc_UNOP : OPc_BASEOP); |
128 | |
129 | case OA_FILESTATOP: |
130 | /* |
131 | * The file stat OPs are created via UNI(OP_foo) in toke.c but use |
132 | * the OPf_REF flag to distinguish between OP types instead of the |
133 | * usual OPf_SPECIAL flag. As usual, if OPf_KIDS is set, then we |
134 | * return OPc_UNOP so that walkoptree can find our children. If |
135 | * OPf_KIDS is not set then we check OPf_REF. Without OPf_REF set |
136 | * (no argument to the operator) it's an OP; with OPf_REF set it's |
137 | * a GVOP (and op_gv is the GV for the filehandle argument). |
138 | */ |
139 | return ((o->op_flags & OPf_KIDS) ? OPc_UNOP : |
140 | (o->op_flags & OPf_REF) ? OPc_GVOP : OPc_BASEOP); |
141 | |
142 | case OA_LOOPEXOP: |
143 | /* |
144 | * next, last, redo, dump and goto use OPf_SPECIAL to indicate that a |
145 | * label was omitted (in which case it's a BASEOP) or else a term was |
146 | * seen. In this last case, all except goto are definitely PVOP but |
147 | * goto is either a PVOP (with an ordinary constant label), an UNOP |
148 | * with OPf_STACKED (with a non-constant non-sub) or an UNOP for |
149 | * OP_REFGEN (with goto &sub) in which case OPf_STACKED also seems to |
150 | * get set. |
151 | */ |
152 | if (o->op_flags & OPf_STACKED) |
153 | return OPc_UNOP; |
154 | else if (o->op_flags & OPf_SPECIAL) |
155 | return OPc_BASEOP; |
156 | else |
157 | return OPc_PVOP; |
158 | } |
159 | warn("can't determine class of operator %s, assuming BASEOP\n", |
160 | op_name[o->op_type]); |
161 | return OPc_BASEOP; |
162 | } |
163 | |
164 | static char * |
165 | cc_opclassname(OP *o) |
166 | { |
167 | return opclassnames[cc_opclass(o)]; |
168 | } |
169 | |
170 | static SV * |
171 | make_sv_object(SV *arg, SV *sv) |
172 | { |
173 | char *type = 0; |
174 | IV iv; |
175 | |
176 | for (iv = 0; iv < sizeof(specialsv_list)/sizeof(SV*); iv++) { |
177 | if (sv == specialsv_list[iv]) { |
178 | type = "B::SPECIAL"; |
179 | break; |
180 | } |
181 | } |
182 | if (!type) { |
183 | type = svclassnames[SvTYPE(sv)]; |
184 | iv = (IV)sv; |
185 | } |
186 | sv_setiv(newSVrv(arg, type), iv); |
187 | return arg; |
188 | } |
189 | |
190 | static SV * |
191 | make_mg_object(SV *arg, MAGIC *mg) |
192 | { |
193 | sv_setiv(newSVrv(arg, "B::MAGIC"), (IV)mg); |
194 | return arg; |
195 | } |
196 | |
197 | static SV * |
198 | cstring(SV *sv) |
199 | { |
200 | SV *sstr = newSVpv("", 0); |
201 | STRLEN len; |
202 | char *s; |
203 | |
204 | if (!SvOK(sv)) |
205 | sv_setpvn(sstr, "0", 1); |
206 | else |
207 | { |
208 | /* XXX Optimise? */ |
209 | s = SvPV(sv, len); |
210 | sv_catpv(sstr, "\""); |
211 | for (; len; len--, s++) |
212 | { |
213 | /* At least try a little for readability */ |
214 | if (*s == '"') |
215 | sv_catpv(sstr, "\\\""); |
216 | else if (*s == '\\') |
217 | sv_catpv(sstr, "\\\\"); |
218 | else if (*s >= ' ' && *s < 127) /* XXX not portable */ |
219 | sv_catpvn(sstr, s, 1); |
220 | else if (*s == '\n') |
221 | sv_catpv(sstr, "\\n"); |
222 | else if (*s == '\r') |
223 | sv_catpv(sstr, "\\r"); |
224 | else if (*s == '\t') |
225 | sv_catpv(sstr, "\\t"); |
226 | else if (*s == '\a') |
227 | sv_catpv(sstr, "\\a"); |
228 | else if (*s == '\b') |
229 | sv_catpv(sstr, "\\b"); |
230 | else if (*s == '\f') |
231 | sv_catpv(sstr, "\\f"); |
232 | else if (*s == '\v') |
233 | sv_catpv(sstr, "\\v"); |
234 | else |
235 | { |
236 | /* no trigraph support */ |
237 | char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */ |
238 | /* Don't want promotion of a signed -1 char in sprintf args */ |
239 | unsigned char c = (unsigned char) *s; |
240 | sprintf(escbuff, "\\%03o", c); |
241 | sv_catpv(sstr, escbuff); |
242 | } |
243 | /* XXX Add line breaks if string is long */ |
244 | } |
245 | sv_catpv(sstr, "\""); |
246 | } |
247 | return sstr; |
248 | } |
249 | |
250 | static SV * |
251 | cchar(SV *sv) |
252 | { |
253 | SV *sstr = newSVpv("'", 0); |
254 | char *s = SvPV(sv, na); |
255 | |
256 | if (*s == '\'') |
257 | sv_catpv(sstr, "\\'"); |
258 | else if (*s == '\\') |
259 | sv_catpv(sstr, "\\\\"); |
260 | else if (*s >= ' ' && *s < 127) /* XXX not portable */ |
261 | sv_catpvn(sstr, s, 1); |
262 | else if (*s == '\n') |
263 | sv_catpv(sstr, "\\n"); |
264 | else if (*s == '\r') |
265 | sv_catpv(sstr, "\\r"); |
266 | else if (*s == '\t') |
267 | sv_catpv(sstr, "\\t"); |
268 | else if (*s == '\a') |
269 | sv_catpv(sstr, "\\a"); |
270 | else if (*s == '\b') |
271 | sv_catpv(sstr, "\\b"); |
272 | else if (*s == '\f') |
273 | sv_catpv(sstr, "\\f"); |
274 | else if (*s == '\v') |
275 | sv_catpv(sstr, "\\v"); |
276 | else |
277 | { |
278 | /* no trigraph support */ |
279 | char escbuff[5]; /* to fit backslash, 3 octals + trailing \0 */ |
280 | /* Don't want promotion of a signed -1 char in sprintf args */ |
281 | unsigned char c = (unsigned char) *s; |
282 | sprintf(escbuff, "\\%03o", c); |
283 | sv_catpv(sstr, escbuff); |
284 | } |
285 | sv_catpv(sstr, "'"); |
286 | return sstr; |
287 | } |
288 | |
a8a597b2 |
289 | #ifdef INDIRECT_BGET_MACROS |
290 | void freadpv(U32 len, void *data) |
291 | { |
292 | New(666, pv.xpv_pv, len, char); |
293 | fread(pv.xpv_pv, 1, len, (FILE*)data); |
294 | pv.xpv_len = len; |
295 | pv.xpv_cur = len - 1; |
296 | } |
297 | |
298 | void byteload_fh(FILE *fp) |
299 | { |
300 | struct bytestream bs; |
301 | bs.data = fp; |
302 | bs.fgetc = (int(*) _((void*)))fgetc; |
303 | bs.fread = (int(*) _((char*,size_t,size_t,void*)))fread; |
304 | bs.freadpv = freadpv; |
305 | byterun(bs); |
306 | } |
307 | |
308 | static int fgetc_fromstring(void *data) |
309 | { |
310 | char **strp = (char **)data; |
311 | return *(*strp)++; |
312 | } |
313 | |
314 | static int fread_fromstring(char *argp, size_t elemsize, size_t nelem, |
315 | void *data) |
316 | { |
317 | char **strp = (char **)data; |
318 | size_t len = elemsize * nelem; |
319 | |
320 | memcpy(argp, *strp, len); |
321 | *strp += len; |
322 | return (int)len; |
323 | } |
324 | |
325 | static void freadpv_fromstring(U32 len, void *data) |
326 | { |
327 | char **strp = (char **)data; |
328 | |
329 | New(666, pv.xpv_pv, len, char); |
330 | memcpy(pv.xpv_pv, *strp, len); |
331 | pv.xpv_len = len; |
332 | pv.xpv_cur = len - 1; |
333 | *strp += len; |
334 | } |
335 | |
336 | void byteload_string(char *str) |
337 | { |
338 | struct bytestream bs; |
339 | bs.data = &str; |
340 | bs.fgetc = fgetc_fromstring; |
341 | bs.fread = fread_fromstring; |
342 | bs.freadpv = freadpv_fromstring; |
343 | byterun(bs); |
344 | } |
345 | #else |
346 | void byteload_fh(FILE *fp) |
347 | { |
348 | byterun(fp); |
349 | } |
350 | |
351 | void byteload_string(char *str) |
352 | { |
353 | croak("Must compile with -DINDIRECT_BGET_MACROS for byteload_string"); |
354 | } |
355 | #endif /* INDIRECT_BGET_MACROS */ |
356 | |
357 | void |
358 | walkoptree(SV *opsv, char *method) |
359 | { |
360 | dSP; |
361 | OP *o; |
362 | |
363 | if (!SvROK(opsv)) |
364 | croak("opsv is not a reference"); |
365 | opsv = sv_mortalcopy(opsv); |
366 | o = (OP*)SvIV((SV*)SvRV(opsv)); |
367 | if (walkoptree_debug) { |
368 | PUSHMARK(sp); |
369 | XPUSHs(opsv); |
370 | PUTBACK; |
371 | perl_call_method("walkoptree_debug", G_DISCARD); |
372 | } |
373 | PUSHMARK(sp); |
374 | XPUSHs(opsv); |
375 | PUTBACK; |
376 | perl_call_method(method, G_DISCARD); |
377 | if (o && (o->op_flags & OPf_KIDS)) { |
378 | OP *kid; |
379 | for (kid = ((UNOP*)o)->op_first; kid; kid = kid->op_sibling) { |
380 | /* Use the same opsv. Rely on methods not to mess it up. */ |
381 | sv_setiv(newSVrv(opsv, cc_opclassname(kid)), (IV)kid); |
382 | walkoptree(opsv, method); |
383 | } |
384 | } |
385 | } |
386 | |
387 | typedef OP *B__OP; |
388 | typedef UNOP *B__UNOP; |
389 | typedef BINOP *B__BINOP; |
390 | typedef LOGOP *B__LOGOP; |
391 | typedef CONDOP *B__CONDOP; |
392 | typedef LISTOP *B__LISTOP; |
393 | typedef PMOP *B__PMOP; |
394 | typedef SVOP *B__SVOP; |
395 | typedef GVOP *B__GVOP; |
396 | typedef PVOP *B__PVOP; |
397 | typedef LOOP *B__LOOP; |
398 | typedef COP *B__COP; |
399 | |
400 | typedef SV *B__SV; |
401 | typedef SV *B__IV; |
402 | typedef SV *B__PV; |
403 | typedef SV *B__NV; |
404 | typedef SV *B__PVMG; |
405 | typedef SV *B__PVLV; |
406 | typedef SV *B__BM; |
407 | typedef SV *B__RV; |
408 | typedef AV *B__AV; |
409 | typedef HV *B__HV; |
410 | typedef CV *B__CV; |
411 | typedef GV *B__GV; |
412 | typedef IO *B__IO; |
413 | |
414 | typedef MAGIC *B__MAGIC; |
415 | |
416 | MODULE = B PACKAGE = B PREFIX = B_ |
417 | |
418 | PROTOTYPES: DISABLE |
419 | |
420 | BOOT: |
421 | INIT_SPECIALSV_LIST; |
422 | |
423 | #define B_main_cv() main_cv |
424 | #define B_main_root() main_root |
425 | #define B_main_start() main_start |
426 | #define B_comppadlist() (main_cv ? CvPADLIST(main_cv) : CvPADLIST(compcv)) |
427 | #define B_sv_undef() &sv_undef |
428 | #define B_sv_yes() &sv_yes |
429 | #define B_sv_no() &sv_no |
430 | |
431 | B::CV |
432 | B_main_cv() |
433 | |
434 | B::OP |
435 | B_main_root() |
436 | |
437 | B::OP |
438 | B_main_start() |
439 | |
440 | B::AV |
441 | B_comppadlist() |
442 | |
443 | B::SV |
444 | B_sv_undef() |
445 | |
446 | B::SV |
447 | B_sv_yes() |
448 | |
449 | B::SV |
450 | B_sv_no() |
451 | |
452 | MODULE = B PACKAGE = B |
453 | |
454 | |
455 | void |
456 | walkoptree(opsv, method) |
457 | SV * opsv |
458 | char * method |
459 | |
460 | int |
461 | walkoptree_debug(...) |
462 | CODE: |
463 | RETVAL = walkoptree_debug; |
464 | if (items > 0 && SvTRUE(ST(1))) |
465 | walkoptree_debug = 1; |
466 | OUTPUT: |
467 | RETVAL |
468 | |
469 | int |
470 | byteload_fh(fp) |
471 | FILE * fp |
472 | CODE: |
473 | byteload_fh(fp); |
474 | RETVAL = 1; |
475 | OUTPUT: |
476 | RETVAL |
477 | |
478 | void |
479 | byteload_string(str) |
480 | char * str |
481 | |
482 | #define address(sv) (IV)sv |
483 | |
484 | IV |
485 | address(sv) |
486 | SV * sv |
487 | |
488 | B::SV |
489 | svref_2object(sv) |
490 | SV * sv |
491 | CODE: |
492 | if (!SvROK(sv)) |
493 | croak("argument is not a reference"); |
494 | RETVAL = (SV*)SvRV(sv); |
495 | OUTPUT: |
496 | RETVAL |
497 | |
498 | void |
499 | ppname(opnum) |
500 | int opnum |
501 | CODE: |
502 | ST(0) = sv_newmortal(); |
503 | if (opnum >= 0 && opnum < maxo) { |
504 | sv_setpvn(ST(0), "pp_", 3); |
505 | sv_catpv(ST(0), op_name[opnum]); |
506 | } |
507 | |
508 | void |
509 | hash(sv) |
510 | SV * sv |
511 | CODE: |
512 | char *s; |
513 | STRLEN len; |
514 | U32 hash = 0; |
515 | char hexhash[11]; /* must fit "0xffffffff" plus trailing \0 */ |
516 | s = SvPV(sv, len); |
517 | while (len--) |
518 | hash = hash * 33 + *s++; |
519 | sprintf(hexhash, "0x%x", hash); |
520 | ST(0) = sv_2mortal(newSVpv(hexhash, 0)); |
521 | |
522 | #define cast_I32(foo) (I32)foo |
523 | IV |
524 | cast_I32(i) |
525 | IV i |
526 | |
527 | void |
528 | minus_c() |
529 | CODE: |
530 | minus_c = TRUE; |
531 | |
532 | SV * |
533 | cstring(sv) |
534 | SV * sv |
535 | |
536 | SV * |
537 | cchar(sv) |
538 | SV * sv |
539 | |
540 | void |
541 | threadsv_names() |
542 | PPCODE: |
543 | #ifdef USE_THREADS |
544 | int i; |
545 | STRLEN len = strlen(threadsv_names); |
546 | |
547 | EXTEND(sp, len); |
548 | for (i = 0; i < len; i++) |
549 | PUSHs(sv_2mortal(newSVpv(&threadsv_names[i], 1))); |
550 | #endif |
551 | |
552 | |
553 | #define OP_next(o) o->op_next |
554 | #define OP_sibling(o) o->op_sibling |
555 | #define OP_desc(o) op_desc[o->op_type] |
556 | #define OP_targ(o) o->op_targ |
557 | #define OP_type(o) o->op_type |
558 | #define OP_seq(o) o->op_seq |
559 | #define OP_flags(o) o->op_flags |
560 | #define OP_private(o) o->op_private |
561 | |
562 | MODULE = B PACKAGE = B::OP PREFIX = OP_ |
563 | |
564 | B::OP |
565 | OP_next(o) |
566 | B::OP o |
567 | |
568 | B::OP |
569 | OP_sibling(o) |
570 | B::OP o |
571 | |
572 | char * |
573 | OP_ppaddr(o) |
574 | B::OP o |
575 | CODE: |
576 | ST(0) = sv_newmortal(); |
577 | sv_setpvn(ST(0), "pp_", 3); |
578 | sv_catpv(ST(0), op_name[o->op_type]); |
579 | |
580 | char * |
581 | OP_desc(o) |
582 | B::OP o |
583 | |
584 | U16 |
585 | OP_targ(o) |
586 | B::OP o |
587 | |
588 | U16 |
589 | OP_type(o) |
590 | B::OP o |
591 | |
592 | U16 |
593 | OP_seq(o) |
594 | B::OP o |
595 | |
596 | U8 |
597 | OP_flags(o) |
598 | B::OP o |
599 | |
600 | U8 |
601 | OP_private(o) |
602 | B::OP o |
603 | |
604 | #define UNOP_first(o) o->op_first |
605 | |
606 | MODULE = B PACKAGE = B::UNOP PREFIX = UNOP_ |
607 | |
608 | B::OP |
609 | UNOP_first(o) |
610 | B::UNOP o |
611 | |
612 | #define BINOP_last(o) o->op_last |
613 | |
614 | MODULE = B PACKAGE = B::BINOP PREFIX = BINOP_ |
615 | |
616 | B::OP |
617 | BINOP_last(o) |
618 | B::BINOP o |
619 | |
620 | #define LOGOP_other(o) o->op_other |
621 | |
622 | MODULE = B PACKAGE = B::LOGOP PREFIX = LOGOP_ |
623 | |
624 | B::OP |
625 | LOGOP_other(o) |
626 | B::LOGOP o |
627 | |
628 | #define CONDOP_true(o) o->op_true |
629 | #define CONDOP_false(o) o->op_false |
630 | |
631 | MODULE = B PACKAGE = B::CONDOP PREFIX = CONDOP_ |
632 | |
633 | B::OP |
634 | CONDOP_true(o) |
635 | B::CONDOP o |
636 | |
637 | B::OP |
638 | CONDOP_false(o) |
639 | B::CONDOP o |
640 | |
641 | #define LISTOP_children(o) o->op_children |
642 | |
643 | MODULE = B PACKAGE = B::LISTOP PREFIX = LISTOP_ |
644 | |
645 | U32 |
646 | LISTOP_children(o) |
647 | B::LISTOP o |
648 | |
649 | #define PMOP_pmreplroot(o) o->op_pmreplroot |
650 | #define PMOP_pmreplstart(o) o->op_pmreplstart |
651 | #define PMOP_pmnext(o) o->op_pmnext |
652 | #define PMOP_pmregexp(o) o->op_pmregexp |
653 | #define PMOP_pmflags(o) o->op_pmflags |
654 | #define PMOP_pmpermflags(o) o->op_pmpermflags |
655 | |
656 | MODULE = B PACKAGE = B::PMOP PREFIX = PMOP_ |
657 | |
658 | void |
659 | PMOP_pmreplroot(o) |
660 | B::PMOP o |
661 | OP * root = NO_INIT |
662 | CODE: |
663 | ST(0) = sv_newmortal(); |
664 | root = o->op_pmreplroot; |
665 | /* OP_PUSHRE stores an SV* instead of an OP* in op_pmreplroot */ |
666 | if (o->op_type == OP_PUSHRE) { |
667 | sv_setiv(newSVrv(ST(0), root ? |
668 | svclassnames[SvTYPE((SV*)root)] : "B::SV"), |
669 | (IV)root); |
670 | } |
671 | else { |
672 | sv_setiv(newSVrv(ST(0), cc_opclassname(root)), (IV)root); |
673 | } |
674 | |
675 | B::OP |
676 | PMOP_pmreplstart(o) |
677 | B::PMOP o |
678 | |
679 | B::PMOP |
680 | PMOP_pmnext(o) |
681 | B::PMOP o |
682 | |
683 | U16 |
684 | PMOP_pmflags(o) |
685 | B::PMOP o |
686 | |
687 | U16 |
688 | PMOP_pmpermflags(o) |
689 | B::PMOP o |
690 | |
691 | void |
692 | PMOP_precomp(o) |
693 | B::PMOP o |
694 | REGEXP * rx = NO_INIT |
695 | CODE: |
696 | ST(0) = sv_newmortal(); |
697 | rx = o->op_pmregexp; |
698 | if (rx) |
699 | sv_setpvn(ST(0), rx->precomp, rx->prelen); |
700 | |
701 | #define SVOP_sv(o) o->op_sv |
702 | |
703 | MODULE = B PACKAGE = B::SVOP PREFIX = SVOP_ |
704 | |
705 | |
706 | B::SV |
707 | SVOP_sv(o) |
708 | B::SVOP o |
709 | |
710 | #define GVOP_gv(o) o->op_gv |
711 | |
712 | MODULE = B PACKAGE = B::GVOP PREFIX = GVOP_ |
713 | |
714 | |
715 | B::GV |
716 | GVOP_gv(o) |
717 | B::GVOP o |
718 | |
719 | MODULE = B PACKAGE = B::PVOP PREFIX = PVOP_ |
720 | |
721 | void |
722 | PVOP_pv(o) |
723 | B::PVOP o |
724 | CODE: |
725 | /* |
726 | * OP_TRANS uses op_pv to point to a table of 256 shorts |
727 | * whereas other PVOPs point to a null terminated string. |
728 | */ |
729 | ST(0) = sv_2mortal(newSVpv(o->op_pv, (o->op_type == OP_TRANS) ? |
730 | 256 * sizeof(short) : 0)); |
731 | |
732 | #define LOOP_redoop(o) o->op_redoop |
733 | #define LOOP_nextop(o) o->op_nextop |
734 | #define LOOP_lastop(o) o->op_lastop |
735 | |
736 | MODULE = B PACKAGE = B::LOOP PREFIX = LOOP_ |
737 | |
738 | |
739 | B::OP |
740 | LOOP_redoop(o) |
741 | B::LOOP o |
742 | |
743 | B::OP |
744 | LOOP_nextop(o) |
745 | B::LOOP o |
746 | |
747 | B::OP |
748 | LOOP_lastop(o) |
749 | B::LOOP o |
750 | |
751 | #define COP_label(o) o->cop_label |
752 | #define COP_stash(o) o->cop_stash |
753 | #define COP_filegv(o) o->cop_filegv |
754 | #define COP_cop_seq(o) o->cop_seq |
755 | #define COP_arybase(o) o->cop_arybase |
756 | #define COP_line(o) o->cop_line |
757 | |
758 | MODULE = B PACKAGE = B::COP PREFIX = COP_ |
759 | |
760 | char * |
761 | COP_label(o) |
762 | B::COP o |
763 | |
764 | B::HV |
765 | COP_stash(o) |
766 | B::COP o |
767 | |
768 | B::GV |
769 | COP_filegv(o) |
770 | B::COP o |
771 | |
772 | U32 |
773 | COP_cop_seq(o) |
774 | B::COP o |
775 | |
776 | I32 |
777 | COP_arybase(o) |
778 | B::COP o |
779 | |
780 | U16 |
781 | COP_line(o) |
782 | B::COP o |
783 | |
784 | MODULE = B PACKAGE = B::SV PREFIX = Sv |
785 | |
786 | U32 |
787 | SvREFCNT(sv) |
788 | B::SV sv |
789 | |
790 | U32 |
791 | SvFLAGS(sv) |
792 | B::SV sv |
793 | |
794 | MODULE = B PACKAGE = B::IV PREFIX = Sv |
795 | |
796 | IV |
797 | SvIV(sv) |
798 | B::IV sv |
799 | |
800 | IV |
801 | SvIVX(sv) |
802 | B::IV sv |
803 | |
804 | MODULE = B PACKAGE = B::IV |
805 | |
806 | #define needs64bits(sv) ((I32)SvIVX(sv) != SvIVX(sv)) |
807 | |
808 | int |
809 | needs64bits(sv) |
810 | B::IV sv |
811 | |
812 | void |
813 | packiv(sv) |
814 | B::IV sv |
815 | CODE: |
816 | if (sizeof(IV) == 8) { |
817 | U32 wp[2]; |
818 | IV iv = SvIVX(sv); |
819 | /* |
820 | * The following way of spelling 32 is to stop compilers on |
821 | * 32-bit architectures from moaning about the shift count |
822 | * being >= the width of the type. Such architectures don't |
823 | * reach this code anyway (unless sizeof(IV) > 8 but then |
824 | * everything else breaks too so I'm not fussed at the moment). |
825 | */ |
826 | wp[0] = htonl(((U32)iv) >> (sizeof(IV)*4)); |
827 | wp[1] = htonl(iv & 0xffffffff); |
828 | ST(0) = sv_2mortal(newSVpv((char *)wp, 8)); |
829 | } else { |
830 | U32 w = htonl((U32)SvIVX(sv)); |
831 | ST(0) = sv_2mortal(newSVpv((char *)&w, 4)); |
832 | } |
833 | |
834 | MODULE = B PACKAGE = B::NV PREFIX = Sv |
835 | |
836 | double |
837 | SvNV(sv) |
838 | B::NV sv |
839 | |
840 | double |
841 | SvNVX(sv) |
842 | B::NV sv |
843 | |
844 | MODULE = B PACKAGE = B::RV PREFIX = Sv |
845 | |
846 | B::SV |
847 | SvRV(sv) |
848 | B::RV sv |
849 | |
850 | MODULE = B PACKAGE = B::PV PREFIX = Sv |
851 | |
852 | void |
853 | SvPV(sv) |
854 | B::PV sv |
855 | CODE: |
856 | ST(0) = sv_newmortal(); |
857 | sv_setpvn(ST(0), SvPVX(sv), SvCUR(sv)); |
858 | |
859 | MODULE = B PACKAGE = B::PVMG PREFIX = Sv |
860 | |
861 | void |
862 | SvMAGIC(sv) |
863 | B::PVMG sv |
864 | MAGIC * mg = NO_INIT |
865 | PPCODE: |
866 | for (mg = SvMAGIC(sv); mg; mg = mg->mg_moremagic) |
867 | XPUSHs(make_mg_object(sv_newmortal(), mg)); |
868 | |
869 | MODULE = B PACKAGE = B::PVMG |
870 | |
871 | B::HV |
872 | SvSTASH(sv) |
873 | B::PVMG sv |
874 | |
875 | #define MgMOREMAGIC(mg) mg->mg_moremagic |
876 | #define MgPRIVATE(mg) mg->mg_private |
877 | #define MgTYPE(mg) mg->mg_type |
878 | #define MgFLAGS(mg) mg->mg_flags |
879 | #define MgOBJ(mg) mg->mg_obj |
880 | |
881 | MODULE = B PACKAGE = B::MAGIC PREFIX = Mg |
882 | |
883 | B::MAGIC |
884 | MgMOREMAGIC(mg) |
885 | B::MAGIC mg |
886 | |
887 | U16 |
888 | MgPRIVATE(mg) |
889 | B::MAGIC mg |
890 | |
891 | char |
892 | MgTYPE(mg) |
893 | B::MAGIC mg |
894 | |
895 | U8 |
896 | MgFLAGS(mg) |
897 | B::MAGIC mg |
898 | |
899 | B::SV |
900 | MgOBJ(mg) |
901 | B::MAGIC mg |
902 | |
903 | void |
904 | MgPTR(mg) |
905 | B::MAGIC mg |
906 | CODE: |
907 | ST(0) = sv_newmortal(); |
908 | if (mg->mg_ptr) |
909 | sv_setpvn(ST(0), mg->mg_ptr, mg->mg_len); |
910 | |
911 | MODULE = B PACKAGE = B::PVLV PREFIX = Lv |
912 | |
913 | U32 |
914 | LvTARGOFF(sv) |
915 | B::PVLV sv |
916 | |
917 | U32 |
918 | LvTARGLEN(sv) |
919 | B::PVLV sv |
920 | |
921 | char |
922 | LvTYPE(sv) |
923 | B::PVLV sv |
924 | |
925 | B::SV |
926 | LvTARG(sv) |
927 | B::PVLV sv |
928 | |
929 | MODULE = B PACKAGE = B::BM PREFIX = Bm |
930 | |
931 | I32 |
932 | BmUSEFUL(sv) |
933 | B::BM sv |
934 | |
935 | U16 |
936 | BmPREVIOUS(sv) |
937 | B::BM sv |
938 | |
939 | U8 |
940 | BmRARE(sv) |
941 | B::BM sv |
942 | |
943 | void |
944 | BmTABLE(sv) |
945 | B::BM sv |
946 | STRLEN len = NO_INIT |
947 | char * str = NO_INIT |
948 | CODE: |
949 | str = SvPV(sv, len); |
950 | /* Boyer-Moore table is just after string and its safety-margin \0 */ |
951 | ST(0) = sv_2mortal(newSVpv(str + len + 1, 256)); |
952 | |
953 | MODULE = B PACKAGE = B::GV PREFIX = Gv |
954 | |
955 | void |
956 | GvNAME(gv) |
957 | B::GV gv |
958 | CODE: |
959 | ST(0) = sv_2mortal(newSVpv(GvNAME(gv), GvNAMELEN(gv))); |
960 | |
961 | B::HV |
962 | GvSTASH(gv) |
963 | B::GV gv |
964 | |
965 | B::SV |
966 | GvSV(gv) |
967 | B::GV gv |
968 | |
969 | B::IO |
970 | GvIO(gv) |
971 | B::GV gv |
972 | |
973 | B::CV |
974 | GvFORM(gv) |
975 | B::GV gv |
976 | |
977 | B::AV |
978 | GvAV(gv) |
979 | B::GV gv |
980 | |
981 | B::HV |
982 | GvHV(gv) |
983 | B::GV gv |
984 | |
985 | B::GV |
986 | GvEGV(gv) |
987 | B::GV gv |
988 | |
989 | B::CV |
990 | GvCV(gv) |
991 | B::GV gv |
992 | |
993 | U32 |
994 | GvCVGEN(gv) |
995 | B::GV gv |
996 | |
997 | U16 |
998 | GvLINE(gv) |
999 | B::GV gv |
1000 | |
1001 | B::GV |
1002 | GvFILEGV(gv) |
1003 | B::GV gv |
1004 | |
1005 | MODULE = B PACKAGE = B::GV |
1006 | |
1007 | U32 |
1008 | GvREFCNT(gv) |
1009 | B::GV gv |
1010 | |
1011 | U8 |
1012 | GvFLAGS(gv) |
1013 | B::GV gv |
1014 | |
1015 | MODULE = B PACKAGE = B::IO PREFIX = Io |
1016 | |
1017 | long |
1018 | IoLINES(io) |
1019 | B::IO io |
1020 | |
1021 | long |
1022 | IoPAGE(io) |
1023 | B::IO io |
1024 | |
1025 | long |
1026 | IoPAGE_LEN(io) |
1027 | B::IO io |
1028 | |
1029 | long |
1030 | IoLINES_LEFT(io) |
1031 | B::IO io |
1032 | |
1033 | char * |
1034 | IoTOP_NAME(io) |
1035 | B::IO io |
1036 | |
1037 | B::GV |
1038 | IoTOP_GV(io) |
1039 | B::IO io |
1040 | |
1041 | char * |
1042 | IoFMT_NAME(io) |
1043 | B::IO io |
1044 | |
1045 | B::GV |
1046 | IoFMT_GV(io) |
1047 | B::IO io |
1048 | |
1049 | char * |
1050 | IoBOTTOM_NAME(io) |
1051 | B::IO io |
1052 | |
1053 | B::GV |
1054 | IoBOTTOM_GV(io) |
1055 | B::IO io |
1056 | |
1057 | short |
1058 | IoSUBPROCESS(io) |
1059 | B::IO io |
1060 | |
1061 | MODULE = B PACKAGE = B::IO |
1062 | |
1063 | char |
1064 | IoTYPE(io) |
1065 | B::IO io |
1066 | |
1067 | U8 |
1068 | IoFLAGS(io) |
1069 | B::IO io |
1070 | |
1071 | MODULE = B PACKAGE = B::AV PREFIX = Av |
1072 | |
1073 | SSize_t |
1074 | AvFILL(av) |
1075 | B::AV av |
1076 | |
1077 | SSize_t |
1078 | AvMAX(av) |
1079 | B::AV av |
1080 | |
1081 | #define AvOFF(av) ((XPVAV*)SvANY(av))->xof_off |
1082 | |
1083 | IV |
1084 | AvOFF(av) |
1085 | B::AV av |
1086 | |
1087 | void |
1088 | AvARRAY(av) |
1089 | B::AV av |
1090 | PPCODE: |
1091 | if (AvFILL(av) >= 0) { |
1092 | SV **svp = AvARRAY(av); |
1093 | I32 i; |
1094 | for (i = 0; i <= AvFILL(av); i++) |
1095 | XPUSHs(make_sv_object(sv_newmortal(), svp[i])); |
1096 | } |
1097 | |
1098 | MODULE = B PACKAGE = B::AV |
1099 | |
1100 | U8 |
1101 | AvFLAGS(av) |
1102 | B::AV av |
1103 | |
1104 | MODULE = B PACKAGE = B::CV PREFIX = Cv |
1105 | |
1106 | B::HV |
1107 | CvSTASH(cv) |
1108 | B::CV cv |
1109 | |
1110 | B::OP |
1111 | CvSTART(cv) |
1112 | B::CV cv |
1113 | |
1114 | B::OP |
1115 | CvROOT(cv) |
1116 | B::CV cv |
1117 | |
1118 | B::GV |
1119 | CvGV(cv) |
1120 | B::CV cv |
1121 | |
1122 | B::GV |
1123 | CvFILEGV(cv) |
1124 | B::CV cv |
1125 | |
1126 | long |
1127 | CvDEPTH(cv) |
1128 | B::CV cv |
1129 | |
1130 | B::AV |
1131 | CvPADLIST(cv) |
1132 | B::CV cv |
1133 | |
1134 | B::CV |
1135 | CvOUTSIDE(cv) |
1136 | B::CV cv |
1137 | |
1138 | void |
1139 | CvXSUB(cv) |
1140 | B::CV cv |
1141 | CODE: |
1142 | ST(0) = sv_2mortal(newSViv((IV)CvXSUB(cv))); |
1143 | |
1144 | |
1145 | void |
1146 | CvXSUBANY(cv) |
1147 | B::CV cv |
1148 | CODE: |
1149 | ST(0) = sv_2mortal(newSViv(CvXSUBANY(cv).any_iv)); |
1150 | |
1151 | MODULE = B PACKAGE = B::HV PREFIX = Hv |
1152 | |
1153 | STRLEN |
1154 | HvFILL(hv) |
1155 | B::HV hv |
1156 | |
1157 | STRLEN |
1158 | HvMAX(hv) |
1159 | B::HV hv |
1160 | |
1161 | I32 |
1162 | HvKEYS(hv) |
1163 | B::HV hv |
1164 | |
1165 | I32 |
1166 | HvRITER(hv) |
1167 | B::HV hv |
1168 | |
1169 | char * |
1170 | HvNAME(hv) |
1171 | B::HV hv |
1172 | |
1173 | B::PMOP |
1174 | HvPMROOT(hv) |
1175 | B::HV hv |
1176 | |
1177 | void |
1178 | HvARRAY(hv) |
1179 | B::HV hv |
1180 | PPCODE: |
1181 | if (HvKEYS(hv) > 0) { |
1182 | SV *sv; |
1183 | char *key; |
1184 | I32 len; |
1185 | (void)hv_iterinit(hv); |
1186 | EXTEND(sp, HvKEYS(hv) * 2); |
1187 | while (sv = hv_iternextsv(hv, &key, &len)) { |
1188 | PUSHs(newSVpv(key, len)); |
1189 | PUSHs(make_sv_object(sv_newmortal(), sv)); |
1190 | } |
1191 | } |