#define I_HAS_PERL(R, V, S) (PERL_REVISION > (R) || (PERL_REVISION == (R) && (PERL_VERSION > (V) || (PERL_VERSION == (V) && (PERL_SUBVERSION >= (S))))))
+#undef ENTERn
+#if defined(ENTER_with_name) && !I_HAS_PERL(5, 11, 4)
+# define ENTERn(N) ENTER_with_name(N)
+#else
+# define ENTERn(N) ENTER
+#endif
+
+#undef LEAVEn
+#if defined(LEAVE_with_name) && !I_HAS_PERL(5, 11, 4)
+# define LEAVEn(N) LEAVE_with_name(N)
+#else
+# define LEAVEn(N) LEAVE
+#endif
+
#if I_HAS_PERL(5, 10, 0) || defined(PL_parser)
# ifndef PL_lex_inwhat
# define PL_lex_inwhat PL_parser->lex_inwhat
/* ... Thread safety and multiplicity ...................................... */
+/* Safe unless stated otherwise in Makefile.PL */
+#ifndef I_FORKSAFE
+# define I_FORKSAFE 1
+#endif
+
#ifndef I_MULTIPLICITY
# if defined(MULTIPLICITY) || defined(PERL_IMPLICIT_CONTEXT)
# define I_MULTIPLICITY 1
#if I_WORKAROUND_REQUIRE_PROPAGATION
typedef struct {
- SV *code;
- I32 requires;
+ SV *code;
+ IV cxreq;
} indirect_hint_t;
#define I_HINT_STRUCT 1
#if I_HINT_STRUCT
- h2 = PerlMemShared_malloc(sizeof *h2);
- h2->code = indirect_clone(h1->code, ud->owner);
+ h2 = PerlMemShared_malloc(sizeof *h2);
+ h2->code = indirect_clone(h1->code, ud->owner);
SvREFCNT_inc(h2->code);
#if I_WORKAROUND_REQUIRE_PROPAGATION
- h2->requires = h1->requires;
+ h2->cxreq = h1->cxreq;
#endif
#else /* I_HINT_STRUCT */
#endif /* I_THREADSAFE */
+#if I_WORKAROUND_REQUIRE_PROPAGATION
+STATIC IV indirect_require_tag(pTHX) {
+#define indirect_require_tag() indirect_require_tag(aTHX)
+ const PERL_SI *si;
+
+ for (si = PL_curstackinfo; si; si = si->si_prev) {
+ I32 cxix;
+
+ for (cxix = si->si_cxix; cxix >= 0; --cxix) {
+ const PERL_CONTEXT *cx = si->si_cxstack + cxix;
+
+ if (CxTYPE(cx) == CXt_EVAL && cx->blk_eval.old_op_type == OP_REQUIRE)
+ return PTR2IV(cx);
+ }
+ }
+
+ return PTR2IV(NULL);
+}
+#endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
+
STATIC SV *indirect_tag(pTHX_ SV *value) {
#define indirect_tag(V) indirect_tag(aTHX_ (V))
indirect_hint_t *h;
#if I_HINT_STRUCT
h = PerlMemShared_malloc(sizeof *h);
- h->code = code;
-
-#if I_WORKAROUND_REQUIRE_PROPAGATION
- {
- const PERL_SI *si;
- I32 requires = 0;
-
- for (si = PL_curstackinfo; si; si = si->si_prev) {
- I32 cxix;
-
- for (cxix = si->si_cxix; cxix >= 0; --cxix) {
- const PERL_CONTEXT *cx = si->si_cxstack + cxix;
-
- if (CxTYPE(cx) == CXt_EVAL && cx->blk_eval.old_op_type == OP_REQUIRE)
- ++requires;
- }
- }
-
- h->requires = requires;
- }
-#endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
-
+ h->code = code;
+# if I_WORKAROUND_REQUIRE_PROPAGATION
+ h->cxreq = indirect_require_tag();
+# endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
#else /* I_HINT_STRUCT */
h = code;
#endif /* !I_HINT_STRUCT */
#endif /* I_THREADSAFE */
#if I_WORKAROUND_REQUIRE_PROPAGATION
- {
- const PERL_SI *si;
- I32 requires = 0;
-
- for (si = PL_curstackinfo; si; si = si->si_prev) {
- I32 cxix;
-
- for (cxix = si->si_cxix; cxix >= 0; --cxix) {
- const PERL_CONTEXT *cx = si->si_cxstack + cxix;
-
- if (CxTYPE(cx) == CXt_EVAL && cx->blk_eval.old_op_type == OP_REQUIRE
- && ++requires > h->requires)
- return NULL;
- }
- }
- }
+ if (indirect_require_tag() != h->cxreq)
+ return NULL;
#endif /* I_WORKAROUND_REQUIRE_PROPAGATION */
return I_HINT_CODE(h);
STATIC U32 indirect_initialized = 0;
STATIC void indirect_teardown(pTHX_ void *root) {
-#define indirect_teardown() indirect_teardown(aTHX)
dMY_CXT;
if (!indirect_initialized)
stash = gv_stashpvn(__PACKAGE__, __PACKAGE_LEN__, 1);
newCONSTSUB(stash, "I_THREADSAFE", newSVuv(I_THREADSAFE));
+ newCONSTSUB(stash, "I_FORKSAFE", newSVuv(I_FORKSAFE));
}
indirect_setup();
{
level = PerlMemShared_malloc(sizeof *level);
*level = 1;
- LEAVE;
+ LEAVEn("sub");
SAVEDESTRUCTOR_X(indirect_thread_cleanup, level);
- ENTER;
+ ENTERn("sub");
}
#endif