1 /* This file is part of the indirect Perl module.
2 * See http://search.cpan.org/dist/indirect/ */
4 #define PERL_NO_GET_CONTEXT
9 #define __PACKAGE__ "indirect"
10 #define __PACKAGE_LEN__ (sizeof(__PACKAGE__)-1)
12 /* --- Compatibility wrappers ---------------------------------------------- */
23 # define Newx(v, n, c) New(0, v, n, c)
27 # define SvPV_const SvPV
30 #ifndef SvPV_nolen_const
31 # define SvPV_nolen_const SvPV_nolen
35 # define SvPVX_const SvPVX
38 #ifndef SvREFCNT_inc_simple_void_NN
39 # ifdef SvREFCNT_inc_simple_NN
40 # define SvREFCNT_inc_simple_void_NN SvREFCNT_inc_simple_NN
42 # define SvREFCNT_inc_simple_void_NN SvREFCNT_inc
46 #ifndef sv_catpvn_nomg
47 # define sv_catpvn_nomg sv_catpvn
51 # define mPUSHp(P, L) PUSHs(sv_2mortal(newSVpvn((P), (L))))
55 # define mPUSHu(U) PUSHs(sv_2mortal(newSVuv(U)))
59 # define HvNAME_get(H) HvNAME(H)
63 # define HvNAMELEN_get(H) strlen(HvNAME_get(H))
66 #define I_HAS_PERL(R, V, S) (PERL_REVISION > (R) || (PERL_REVISION == (R) && (PERL_VERSION > (V) || (PERL_VERSION == (V) && (PERL_SUBVERSION >= (S))))))
68 #if I_HAS_PERL(5, 10, 0) || defined(PL_parser)
70 # define PL_linestr PL_parser->linestr
73 # define PL_bufptr PL_parser->bufptr
76 # define PL_oldbufptr PL_parser->oldbufptr
78 # ifndef PL_lex_inwhat
79 # define PL_lex_inwhat PL_parser->lex_inwhat
83 # define PL_linestr PL_Ilinestr
86 # define PL_bufptr PL_Ibufptr
89 # define PL_oldbufptr PL_Ioldbufptr
91 # ifndef PL_lex_inwhat
92 # define PL_lex_inwhat PL_Ilex_inwhat
96 #ifndef I_WORKAROUND_REQUIRE_PROPAGATION
97 # define I_WORKAROUND_REQUIRE_PROPAGATION !I_HAS_PERL(5, 10, 1)
100 /* ... Thread safety and multiplicity ...................................... */
102 /* Safe unless stated otherwise in Makefile.PL */
104 # define I_FORKSAFE 1
107 #ifndef I_MULTIPLICITY
108 # if defined(MULTIPLICITY) || defined(PERL_IMPLICIT_CONTEXT)
109 # define I_MULTIPLICITY 1
111 # define I_MULTIPLICITY 0
114 #if I_MULTIPLICITY && !defined(tTHX)
115 # define tTHX PerlInterpreter*
118 #if I_MULTIPLICITY && defined(USE_ITHREADS) && defined(dMY_CXT) && defined(MY_CXT) && defined(START_MY_CXT) && defined(MY_CXT_INIT) && (defined(MY_CXT_CLONE) || defined(dMY_CXT_SV))
119 # define I_THREADSAFE 1
120 # ifndef MY_CXT_CLONE
121 # define MY_CXT_CLONE \
123 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1)); \
124 Copy(INT2PTR(my_cxt_t*, SvUV(my_cxt_sv)), my_cxtp, 1, my_cxt_t); \
125 sv_setuv(my_cxt_sv, PTR2UV(my_cxtp))
128 # define I_THREADSAFE 0
130 # define dMY_CXT dNOOP
132 # define MY_CXT indirect_globaldata
134 # define START_MY_CXT STATIC my_cxt_t MY_CXT;
136 # define MY_CXT_INIT NOOP
138 # define MY_CXT_CLONE NOOP
141 #if defined(OP_CHECK_MUTEX_LOCK) && defined(OP_CHECK_MUTEX_UNLOCK)
142 # define I_CHECK_MUTEX_LOCK OP_CHECK_MUTEX_LOCK
143 # define I_CHECK_MUTEX_UNLOCK OP_CHECK_MUTEX_UNLOCK
145 # define I_CHECK_MUTEX_LOCK OP_REFCNT_LOCK
146 # define I_CHECK_MUTEX_UNLOCK OP_REFCNT_UNLOCK
149 typedef OP *(*indirect_ck_t)(pTHX_ OP *);
151 #ifdef wrap_op_checker
153 # define indirect_ck_replace(T, NC, OCP) wrap_op_checker((T), (NC), (OCP))
157 STATIC void indirect_ck_replace(pTHX_ OPCODE type, indirect_ck_t new_ck, indirect_ck_t *old_ck_p) {
158 #define indirect_ck_replace(T, NC, OCP) indirect_ck_replace(aTHX_ (T), (NC), (OCP))
161 *old_ck_p = PL_check[type];
162 PL_check[type] = new_ck;
164 I_CHECK_MUTEX_UNLOCK;
169 STATIC void indirect_ck_restore(pTHX_ OPCODE type, indirect_ck_t *old_ck_p) {
170 #define indirect_ck_restore(T, OCP) indirect_ck_restore(aTHX_ (T), (OCP))
173 PL_check[type] = *old_ck_p;
176 I_CHECK_MUTEX_UNLOCK;
179 /* --- Helpers ------------------------------------------------------------- */
181 /* ... Thread-safe hints ................................................... */
183 #if I_WORKAROUND_REQUIRE_PROPAGATION
190 #define I_HINT_STRUCT 1
192 #define I_HINT_CODE(H) ((H)->code)
194 #define I_HINT_FREE(H) { \
195 indirect_hint_t *h = (H); \
196 SvREFCNT_dec(h->code); \
197 PerlMemShared_free(h); \
200 #else /* I_WORKAROUND_REQUIRE_PROPAGATION */
202 typedef SV indirect_hint_t;
204 #define I_HINT_STRUCT 0
206 #define I_HINT_CODE(H) (H)
208 #define I_HINT_FREE(H) SvREFCNT_dec(H);
210 #endif /* !I_WORKAROUND_REQUIRE_PROPAGATION */
214 #define PTABLE_NAME ptable_hints
215 #define PTABLE_VAL_FREE(V) I_HINT_FREE(V)
224 #define ptable_hints_store(T, K, V) ptable_hints_store(aTHX_ (T), (K), (V))
225 #define ptable_hints_free(T) ptable_hints_free(aTHX_ (T))
227 #endif /* I_THREADSAFE */
229 /* Define the op->str ptable here because we need to be able to clean it during
238 } indirect_op_info_t;
240 #define PTABLE_NAME ptable
241 #define PTABLE_VAL_FREE(V) if (V) { Safefree(((indirect_op_info_t *) (V))->buf); Safefree(V); }
250 #define ptable_store(T, K, V) ptable_store(aTHX_ (T), (K), (V))
251 #define ptable_delete(T, K) ptable_delete(aTHX_ (T), (K))
252 #define ptable_clear(T) ptable_clear(aTHX_ (T))
253 #define ptable_free(T) ptable_free(aTHX_ (T))
255 #define MY_CXT_KEY __PACKAGE__ "::_guts" XS_VERSION
259 ptable *tbl; /* It really is a ptable_hints */
270 STATIC SV *indirect_clone(pTHX_ SV *sv, tTHX owner) {
271 #define indirect_clone(S, O) indirect_clone(aTHX_ (S), (O))
279 if (SvTYPE(sv) == SVt_PVHV && HvNAME_get(sv))
282 param.stashes = stashes;
284 param.proto_perl = owner;
286 dupsv = sv_dup(sv, ¶m);
290 SvREFCNT_dec(stashes);
293 return SvREFCNT_inc(dupsv);
296 STATIC void indirect_ptable_clone(pTHX_ ptable_ent *ent, void *ud_) {
298 indirect_hint_t *h1 = ent->val;
301 if (ud->owner == aTHX)
306 h2 = PerlMemShared_malloc(sizeof *h2);
307 h2->code = indirect_clone(h1->code, ud->owner);
308 #if I_WORKAROUND_REQUIRE_PROPAGATION
309 h2->require_tag = PTR2IV(indirect_clone(INT2PTR(SV *, h1->require_tag),
313 #else /* I_HINT_STRUCT */
315 h2 = indirect_clone(h1, ud->owner);
317 #endif /* !I_HINT_STRUCT */
319 ptable_hints_store(ud->tbl, ent->key, h2);
324 STATIC void indirect_thread_cleanup(pTHX_ void *ud) {
327 SvREFCNT_dec(MY_CXT.global_code);
328 ptable_free(MY_CXT.map);
329 ptable_hints_free(MY_CXT.tbl);
332 #endif /* I_THREADSAFE */
334 #if I_WORKAROUND_REQUIRE_PROPAGATION
335 STATIC IV indirect_require_tag(pTHX) {
336 #define indirect_require_tag() indirect_require_tag(aTHX)
337 const CV *cv, *outside;
342 /* If for some reason the pragma is operational at run-time, try to discover
343 * the current cv in use. */
346 for (si = PL_curstackinfo; si; si = si->si_prev) {
349 for (cxix = si->si_cxix; cxix >= 0; --cxix) {
350 const PERL_CONTEXT *cx = si->si_cxstack + cxix;
352 switch (CxTYPE(cx)) {
355 /* The propagation workaround is only needed up to 5.10.0 and at that
356 * time format and sub contexts were still identical. And even later the
357 * cv members offsets should have been kept the same. */
359 goto get_enclosing_cv;
361 cv = cx->blk_eval.cv;
362 goto get_enclosing_cv;
373 for (outside = CvOUTSIDE(cv); outside; outside = CvOUTSIDE(cv))
378 #endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
380 STATIC SV *indirect_tag(pTHX_ SV *value) {
381 #define indirect_tag(V) indirect_tag(aTHX_ (V))
387 if (SvTYPE(value) >= SVt_PVCV) {
389 SvREFCNT_inc_simple_void_NN(code);
394 h = PerlMemShared_malloc(sizeof *h);
396 # if I_WORKAROUND_REQUIRE_PROPAGATION
397 h->require_tag = indirect_require_tag();
398 # endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
399 #else /* I_HINT_STRUCT */
401 #endif /* !I_HINT_STRUCT */
406 /* We only need for the key to be an unique tag for looking up the value later
407 * Allocated memory provides convenient unique identifiers, so that's why we
408 * use the hint as the key itself. */
409 ptable_hints_store(MY_CXT.tbl, h, h);
411 #endif /* I_THREADSAFE */
413 return newSViv(PTR2IV(h));
416 STATIC SV *indirect_detag(pTHX_ const SV *hint) {
417 #define indirect_detag(H) indirect_detag(aTHX_ (H))
419 #if I_THREADSAFE || I_WORKAROUND_REQUIRE_PROPAGATION
423 h = INT2PTR(indirect_hint_t *, SvIVX(hint));
425 h = ptable_fetch(MY_CXT.tbl, h);
426 #endif /* I_THREADSAFE */
428 #if I_WORKAROUND_REQUIRE_PROPAGATION
429 if (indirect_require_tag() != h->require_tag)
430 return MY_CXT.global_code;
431 #endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
433 return I_HINT_CODE(h);
436 STATIC U32 indirect_hash = 0;
438 STATIC SV *indirect_hint(pTHX) {
439 #define indirect_hint() indirect_hint(aTHX)
445 #if I_HAS_PERL(5, 10, 0) || defined(PL_parser)
450 #ifdef cop_hints_fetch_pvn
451 hint = cop_hints_fetch_pvn(PL_curcop, __PACKAGE__, __PACKAGE_LEN__,
453 #elif I_HAS_PERL(5, 9, 5)
454 hint = Perl_refcounted_he_fetch(aTHX_ PL_curcop->cop_hints_hash,
456 __PACKAGE__, __PACKAGE_LEN__,
461 SV **val = hv_fetch(GvHV(PL_hintgv), __PACKAGE__, __PACKAGE_LEN__, 0);
467 if (hint && SvIOK(hint))
468 return indirect_detag(hint);
471 return MY_CXT.global_code;
475 /* ... op -> source position ............................................... */
477 STATIC void indirect_map_store(pTHX_ const OP *o, STRLEN pos, SV *sv, line_t line) {
478 #define indirect_map_store(O, P, N, L) indirect_map_store(aTHX_ (O), (P), (N), (L))
479 indirect_op_info_t *oi;
484 if (!(oi = ptable_fetch(MY_CXT.map, o))) {
485 Newx(oi, 1, indirect_op_info_t);
486 ptable_store(MY_CXT.map, o, oi);
492 s = SvPV_const(sv, len);
498 if (len > oi->size) {
500 Newx(oi->buf, len, char);
503 Copy(s, oi->buf, len, char);
510 STATIC const indirect_op_info_t *indirect_map_fetch(pTHX_ const OP *o) {
511 #define indirect_map_fetch(O) indirect_map_fetch(aTHX_ (O))
514 return ptable_fetch(MY_CXT.map, o);
517 STATIC void indirect_map_delete(pTHX_ const OP *o) {
518 #define indirect_map_delete(O) indirect_map_delete(aTHX_ (O))
521 ptable_delete(MY_CXT.map, o);
524 /* --- Check functions ----------------------------------------------------- */
526 STATIC int indirect_find(pTHX_ SV *name_sv, const char *line_bufptr, STRLEN *name_pos) {
527 #define indirect_find(NSV, LBP, NP) indirect_find(aTHX_ (NSV), (LBP), (NP))
528 STRLEN name_len, line_len;
529 const char *name, *name_end;
530 const char *line, *line_end;
533 line = SvPV_const(PL_linestr, line_len);
534 line_end = line + line_len;
536 name = SvPV_const(name_sv, name_len);
537 if (name_len >= 1 && *name == '$') {
540 while (line_bufptr < line_end && *line_bufptr != '$')
542 if (line_bufptr >= line_end)
545 name_end = name + name_len;
549 p = ninstr(p, line_end, name, name_end);
552 if (!isALNUM(p[name_len]))
554 /* p points to a word that has name as prefix, skip the rest of the word */
560 *name_pos = p - line;
565 /* ... ck_const ............................................................ */
567 STATIC OP *(*indirect_old_ck_const)(pTHX_ OP *) = 0;
569 STATIC OP *indirect_ck_const(pTHX_ OP *o) {
570 o = indirect_old_ck_const(aTHX_ o);
572 if (indirect_hint()) {
575 if (SvPOK(sv) && (SvTYPE(sv) >= SVt_PV)) {
578 if (indirect_find(sv, PL_oldbufptr, &pos)) {
581 /* If the constant is equal to the current package name, try to look for
582 * a "__PACKAGE__" coming before what we got. We only need to check this
583 * when we already had a match because __PACKAGE__ can only appear in
584 * direct method calls ("new __PACKAGE__" is a syntax error). */
586 if (len == HvNAMELEN_get(PL_curstash)
587 && memcmp(SvPVX(sv), HvNAME_get(PL_curstash), len) == 0) {
589 SV *pkg = sv_newmortal();
590 sv_setpvn(pkg, "__PACKAGE__", sizeof("__PACKAGE__")-1);
592 if (indirect_find(pkg, PL_oldbufptr, &pos_pkg) && pos_pkg < pos) {
598 indirect_map_store(o, pos, sv, CopLINE(&PL_compiling));
604 indirect_map_delete(o);
608 /* ... ck_rv2sv ............................................................ */
610 STATIC OP *(*indirect_old_ck_rv2sv)(pTHX_ OP *) = 0;
612 STATIC OP *indirect_ck_rv2sv(pTHX_ OP *o) {
613 if (indirect_hint()) {
614 OP *op = cUNOPo->op_first;
616 const char *name = NULL;
618 OPCODE type = (OPCODE) op->op_type;
623 GV *gv = cGVOPx_gv(op);
629 if ((PL_opargs[type] & OA_CLASS_MASK) == OA_SVOP) {
630 SV *nsv = cSVOPx_sv(op);
631 if (SvPOK(nsv) && (SvTYPE(nsv) >= SVt_PV))
632 name = SvPV_const(nsv, len);
638 sv = sv_2mortal(newSVpvn("$", 1));
639 sv_catpvn_nomg(sv, name, len);
640 if (!indirect_find(sv, PL_oldbufptr, &pos)) {
641 /* If it failed, retry without the current stash */
642 const char *stash = HvNAME_get(PL_curstash);
643 STRLEN stashlen = HvNAMELEN_get(PL_curstash);
645 if ((len < stashlen + 2) || strnNE(name, stash, stashlen)
646 || name[stashlen] != ':' || name[stashlen+1] != ':') {
647 /* Failed again ? Try to remove main */
650 if ((len < stashlen + 2) || strnNE(name, stash, stashlen)
651 || name[stashlen] != ':' || name[stashlen+1] != ':')
655 sv_setpvn(sv, "$", 1);
657 sv_catpvn_nomg(sv, name + stashlen, len - stashlen);
658 if (!indirect_find(sv, PL_oldbufptr, &pos))
662 o = indirect_old_ck_rv2sv(aTHX_ o);
664 indirect_map_store(o, pos, sv, CopLINE(&PL_compiling));
669 o = indirect_old_ck_rv2sv(aTHX_ o);
671 indirect_map_delete(o);
675 /* ... ck_padany ........................................................... */
677 STATIC OP *(*indirect_old_ck_padany)(pTHX_ OP *) = 0;
679 STATIC OP *indirect_ck_padany(pTHX_ OP *o) {
680 o = indirect_old_ck_padany(aTHX_ o);
682 if (indirect_hint()) {
684 const char *s = PL_oldbufptr, *t = PL_bufptr - 1;
686 while (s < t && isSPACE(*s)) ++s;
687 if (*s == '$' && ++s <= t) {
688 while (s < t && isSPACE(*s)) ++s;
689 while (s < t && isSPACE(*t)) --t;
690 sv = sv_2mortal(newSVpvn("$", 1));
691 sv_catpvn_nomg(sv, s, t - s + 1);
692 indirect_map_store(o, s - SvPVX_const(PL_linestr),
693 sv, CopLINE(&PL_compiling));
698 indirect_map_delete(o);
702 /* ... ck_scope ............................................................ */
704 STATIC OP *(*indirect_old_ck_scope) (pTHX_ OP *) = 0;
705 STATIC OP *(*indirect_old_ck_lineseq)(pTHX_ OP *) = 0;
707 STATIC OP *indirect_ck_scope(pTHX_ OP *o) {
708 OP *(*old_ck)(pTHX_ OP *) = 0;
710 switch (o->op_type) {
711 case OP_SCOPE: old_ck = indirect_old_ck_scope; break;
712 case OP_LINESEQ: old_ck = indirect_old_ck_lineseq; break;
716 if (indirect_hint()) {
717 indirect_map_store(o, PL_oldbufptr - SvPVX_const(PL_linestr),
718 NULL, CopLINE(&PL_compiling));
722 indirect_map_delete(o);
726 /* We don't need to clean the map entries for leave ops because they can only
727 * be created by mutating from a lineseq. */
729 /* ... ck_method ........................................................... */
731 STATIC OP *(*indirect_old_ck_method)(pTHX_ OP *) = 0;
733 STATIC OP *indirect_ck_method(pTHX_ OP *o) {
734 if (indirect_hint()) {
735 OP *op = cUNOPo->op_first;
737 /* Indirect method call is only possible when the method is a bareword, so
738 * don't trip up on $obj->$meth. */
739 if (op && op->op_type == OP_CONST) {
740 const indirect_op_info_t *oi = indirect_map_fetch(op);
748 sv = sv_2mortal(newSVpvn(oi->buf, oi->len));
750 /* Keep the old line so that we really point to the first line of the
754 o = indirect_old_ck_method(aTHX_ o);
755 /* o may now be a method_named */
757 indirect_map_store(o, pos, sv, line);
763 o = indirect_old_ck_method(aTHX_ o);
765 indirect_map_delete(o);
769 /* ... ck_method_named ..................................................... */
771 /* "use foo/no foo" compiles its call to import/unimport directly to a
772 * method_named op. */
774 STATIC OP *(*indirect_old_ck_method_named)(pTHX_ OP *) = 0;
776 STATIC OP *indirect_ck_method_named(pTHX_ OP *o) {
777 if (indirect_hint()) {
783 if (!SvPOK(sv) || (SvTYPE(sv) < SVt_PV))
785 sv = sv_mortalcopy(sv);
787 if (!indirect_find(sv, PL_oldbufptr, &pos))
789 line = CopLINE(&PL_compiling);
791 o = indirect_old_ck_method_named(aTHX_ o);
793 indirect_map_store(o, pos, sv, line);
798 o = indirect_old_ck_method_named(aTHX_ o);
800 indirect_map_delete(o);
804 /* ... ck_entersub ......................................................... */
806 STATIC OP *(*indirect_old_ck_entersub)(pTHX_ OP *) = 0;
808 STATIC OP *indirect_ck_entersub(pTHX_ OP *o) {
809 SV *code = indirect_hint();
811 o = indirect_old_ck_entersub(aTHX_ o);
814 const indirect_op_info_t *moi, *ooi;
820 lop = (LISTOP *) oop;
821 if (!(lop->op_flags & OPf_KIDS))
824 } while (oop->op_type != OP_PUSHMARK);
825 oop = oop->op_sibling;
831 switch (oop->op_type) {
842 if (mop->op_type == OP_METHOD)
843 mop = cUNOPx(mop)->op_first;
844 else if (mop->op_type != OP_METHOD_NAMED)
847 moi = indirect_map_fetch(mop);
851 ooi = indirect_map_fetch(oop);
855 /* When positions are identical, the method and the object must have the
856 * same name. But it also means that it is an indirect call, as "foo->foo"
857 * results in different positions. */
858 if ( moi->line < ooi->line
859 || (moi->line == ooi->line && moi->pos <= ooi->pos)) {
867 file = sv_2mortal(newSVpv(CopFILE(&PL_compiling), 0));
869 file = sv_mortalcopy(CopFILESV(&PL_compiling));
874 mPUSHp(ooi->buf, ooi->len);
875 mPUSHp(moi->buf, moi->len);
880 call_sv(code, G_VOID);
893 STATIC U32 indirect_initialized = 0;
895 STATIC void indirect_teardown(pTHX_ void *root) {
896 if (!indirect_initialized)
906 ptable_free(MY_CXT.map);
908 ptable_hints_free(MY_CXT.tbl);
912 indirect_ck_restore(OP_CONST, &indirect_old_ck_const);
913 indirect_ck_restore(OP_RV2SV, &indirect_old_ck_rv2sv);
914 indirect_ck_restore(OP_PADANY, &indirect_old_ck_padany);
915 indirect_ck_restore(OP_SCOPE, &indirect_old_ck_scope);
916 indirect_ck_restore(OP_LINESEQ, &indirect_old_ck_lineseq);
918 indirect_ck_restore(OP_METHOD, &indirect_old_ck_method);
919 indirect_ck_restore(OP_METHOD_NAMED, &indirect_old_ck_method_named);
920 indirect_ck_restore(OP_ENTERSUB, &indirect_old_ck_entersub);
922 indirect_initialized = 0;
925 STATIC void indirect_setup(pTHX) {
926 #define indirect_setup() indirect_setup(aTHX)
927 if (indirect_initialized)
933 MY_CXT.tbl = ptable_new();
936 MY_CXT.map = ptable_new();
937 MY_CXT.global_code = NULL;
940 indirect_ck_replace(OP_CONST, indirect_ck_const, &indirect_old_ck_const);
941 indirect_ck_replace(OP_RV2SV, indirect_ck_rv2sv, &indirect_old_ck_rv2sv);
942 indirect_ck_replace(OP_PADANY, indirect_ck_padany, &indirect_old_ck_padany);
943 indirect_ck_replace(OP_SCOPE, indirect_ck_scope, &indirect_old_ck_scope);
944 indirect_ck_replace(OP_LINESEQ, indirect_ck_scope, &indirect_old_ck_lineseq);
946 indirect_ck_replace(OP_METHOD, indirect_ck_method,
947 &indirect_old_ck_method);
948 indirect_ck_replace(OP_METHOD_NAMED, indirect_ck_method_named,
949 &indirect_old_ck_method_named);
950 indirect_ck_replace(OP_ENTERSUB, indirect_ck_entersub,
951 &indirect_old_ck_entersub);
954 call_atexit(indirect_teardown, aTHX);
956 call_atexit(indirect_teardown, NULL);
959 indirect_initialized = 1;
962 STATIC U32 indirect_booted = 0;
964 /* --- XS ------------------------------------------------------------------ */
966 MODULE = indirect PACKAGE = indirect
972 if (!indirect_booted++) {
975 PERL_HASH(indirect_hash, __PACKAGE__, __PACKAGE_LEN__);
977 stash = gv_stashpvn(__PACKAGE__, __PACKAGE_LEN__, 1);
978 newCONSTSUB(stash, "I_THREADSAFE", newSVuv(I_THREADSAFE));
979 newCONSTSUB(stash, "I_FORKSAFE", newSVuv(I_FORKSAFE));
997 ud.tbl = t = ptable_new();
998 ud.owner = MY_CXT.owner;
999 ptable_walk(MY_CXT.tbl, indirect_ptable_clone, &ud);
1000 global_code_dup = indirect_clone(MY_CXT.global_code, MY_CXT.owner);
1004 MY_CXT.map = ptable_new();
1006 MY_CXT.owner = aTHX;
1007 MY_CXT.global_code = global_code_dup;
1009 reap(3, indirect_thread_cleanup, NULL);
1018 RETVAL = indirect_tag(value);
1028 else if (SvROK(code))
1032 SvREFCNT_dec(MY_CXT.global_code);
1033 MY_CXT.global_code = SvREFCNT_inc(code);