#endif
#define SU_HAS_PERL(R, V, S) (PERL_REVISION > (R) || (PERL_REVISION == (R) && (PERL_VERSION > (V) || (PERL_VERSION == (V) && (PERL_SUBVERSION >= (S))))))
+#define SU_HAS_PERL_EXACT(R, V, S) ((PERL_REVISION == (R)) && (PERL_VERSION == (V)) && (PERL_SUBVERSION == (S)))
/* --- Threads and multiplicity -------------------------------------------- */
#define MY_CXT_KEY __PACKAGE__ "::_guts" XS_VERSION
typedef struct {
- char *stack_placeholder;
- I32 cxix;
- I32 items;
- SV **savesp;
- OP fakeop;
+ char *stack_placeholder;
+ I32 cxix;
+ I32 items;
+ SV **savesp;
+ LISTOP return_op;
+ OP proxy_op;
} my_cxt_t;
START_MY_CXT
#if !SU_HAS_PERL(5, 8, 9)
# define SU_SAVE_GP_SIZE 6
-#elif !SU_HAS_PERL(5, 13, 0)
+#elif !SU_HAS_PERL(5, 13, 0) || (SU_RELEASE && SU_HAS_PERL_EXACT(5, 13, 0))
# define SU_SAVE_GP_SIZE 3
-#else
+#elif !SU_HAS_PERL(5, 13, 8)
# define SU_SAVE_GP_SIZE 4
+#else
+# define SU_SAVE_GP_SIZE 3
#endif
#ifndef SvCANEXISTDELETE
svtype type;
} su_ud_localize;
+#define SU_UD_LOCALIZE_FREE(U) STMT_START { \
+ SvREFCNT_dec((U)->elem); \
+ SvREFCNT_dec((U)->val); \
+ SvREFCNT_dec((U)->sv); \
+ SU_UD_FREE(U); \
+} STMT_END
+
STATIC I32 su_ud_localize_init(pTHX_ su_ud_localize *ud, SV *sv, SV *val, SV *elem) {
#define su_ud_localize_init(UD, S, V, E) su_ud_localize_init(aTHX_ (UD), (S), (V), (E))
UV deref = 0;
SvSetMagicSV((SV *) gv, val);
done:
- SvREFCNT_dec(ud->elem);
- SvREFCNT_dec(ud->val);
- SvREFCNT_dec(ud->sv);
- SU_UD_FREE(ud);
+ SU_UD_LOCALIZE_FREE(ud);
}
/* --- Pop a context back -------------------------------------------------- */
/* --- Initialize the stack and the action userdata ------------------------ */
-STATIC I32 su_init(pTHX_ I32 cxix, void *ud, I32 size) {
-#define su_init(L, U, S) su_init(aTHX_ (L), (U), (S))
+STATIC I32 su_init(pTHX_ void *ud, I32 cxix, I32 size) {
+#define su_init(U, C, S) su_init(aTHX_ (U), (C), (S))
I32 i, depth = 1, pad, offset, *origin;
SU_D(PerlIO_printf(Perl_debug_log, "%p: ### init for cx %d\n", ud, cxix));
items, PL_stack_sp - PL_stack_base, *PL_markstack_ptr, mark);
});
- PL_op = PL_ppaddr[OP_RETURN](aTHX);
+ PL_op = (OP *) &(MY_CXT.return_op);
+ PL_op = PL_op->op_ppaddr(aTHX);
+
*PL_markstack_ptr = mark;
- MY_CXT.fakeop.op_next = PL_op;
- PL_op = &(MY_CXT.fakeop);
+ MY_CXT.proxy_op.op_next = PL_op;
+ PL_op = &(MY_CXT.proxy_op);
}
/* --- XS ------------------------------------------------------------------ */
HV *stash;
MY_CXT_INIT;
+
MY_CXT.stack_placeholder = NULL;
+ /* NewOp() calls calloc() which just zeroes the memory with memset(). */
+ Zero(&(MY_CXT.return_op), 1, sizeof(MY_CXT.return_op));
+ MY_CXT.return_op.op_type = OP_RETURN;
+ MY_CXT.return_op.op_ppaddr = PL_ppaddr[OP_RETURN];
+
+ Zero(&(MY_CXT.proxy_op), 1, sizeof(MY_CXT.proxy_op));
+ MY_CXT.proxy_op.op_type = OP_STUB;
+ MY_CXT.proxy_op.op_ppaddr = NULL;
+
stash = gv_stashpv(__PACKAGE__, 1);
newCONSTSUB(stash, "TOP", newSViv(0));
newCONSTSUB(stash, "SU_THREADSAFE", newSVuv(SU_THREADSAFE));
void
CLONE(...)
PROTOTYPE: DISABLE
-CODE:
- PERL_UNUSED_VAR(items);
+PPCODE:
{
MY_CXT_CLONE;
}
+ XSRETURN(0);
#endif /* SU_THREADSAFE */
SU_UD_ORIGIN(ud) = NULL;
SU_UD_HANDLER(ud) = su_reap;
ud->cb = newSVsv(hook);
- su_init(cxix, ud, SU_SAVE_DESTRUCTOR_SIZE);
+ su_init(ud, cxix, SU_SAVE_DESTRUCTOR_SIZE);
void
localize(SV *sv, SV *val, ...)
SU_UD_ORIGIN(ud) = NULL;
SU_UD_HANDLER(ud) = su_localize;
size = su_ud_localize_init(ud, sv, val, NULL);
- su_init(cxix, ud, size);
+ su_init(ud, cxix, size);
void
localize_elem(SV *sv, SV *elem, SV *val, ...)
SU_UD_HANDLER(ud) = su_localize;
size = su_ud_localize_init(ud, sv, val, elem);
if (ud->type != SVt_PVAV && ud->type != SVt_PVHV) {
- Safefree(ud);
+ SU_UD_LOCALIZE_FREE(ud);
croak("Can't localize an element of something that isn't an array or a hash");
}
- su_init(cxix, ud, size);
+ su_init(ud, cxix, size);
void
localize_delete(SV *sv, SV *elem, ...)
SU_UD_ORIGIN(ud) = NULL;
SU_UD_HANDLER(ud) = su_localize;
size = su_ud_localize_init(ud, sv, NULL, elem);
- su_init(cxix, ud, size);
+ su_init(ud, cxix, size);