return NORMAL; \
} STMT_END
-#define AMG_CALLun_var(sv,meth_enum) amagic_call(sv,&PL_sv_undef, \
- meth_enum,AMGf_noright | AMGf_unary)
-#define AMG_CALLun(sv,meth) AMG_CALLun_var(sv,CAT2(meth,_amg))
-
-#define tryAMAGICunW_var(meth_enum,set,shift,ret) STMT_START { \
- SV* tmpsv; \
- SV* arg= sp[shift]; \
- if(0) goto am_again; /* shut up unused warning */ \
- am_again: \
- if ((SvAMAGIC(arg))&&\
- (tmpsv=AMG_CALLun_var(arg,(meth_enum)))) {\
- SPAGAIN; if (shift) sp += shift; \
- set(tmpsv); ret; } \
- } STMT_END
-#define tryAMAGICunW(meth,set,shift,ret) \
- tryAMAGICunW_var(CAT2(meth,_amg),set,shift,ret)
-
-#define FORCE_SETs(sv) STMT_START { sv_setsv(TARG, (sv)); SETTARG; } STMT_END
-
-#define tryAMAGICunTARGET(meth, shift) \
- STMT_START { dSP; sp--; /* get TARGET from below PL_stack_sp */ \
- { dTARGETSTACKED; \
- { dSP; tryAMAGICunW(meth,FORCE_SETs,shift,RETURN);}}} STMT_END
-
-#define setAGAIN(ref) \
- STMT_START { \
- sv = ref; \
- if (!SvROK(ref)) \
- Perl_croak(aTHX_ "Overloaded dereference did not return a reference"); \
- if (ref != arg && SvRV(ref) != SvRV(arg)) { \
- arg = ref; \
- goto am_again; \
- } \
+#define AMG_CALLun(sv,meth) \
+ amagic_call(sv,&PL_sv_undef, CAT2(meth,_amg), AMGf_noright | AMGf_unary)
+
+#define tryAMAGICunTARGET(meth, shift) \
+ STMT_START { \
+ dSP; \
+ sp--; /* get TARGET from below PL_stack_sp */ \
+ { \
+ dTARGETSTACKED; \
+ dSP; \
+ SV *tmpsv; \
+ SV *arg= sp[shift]; \
+ if (SvAMAGIC(arg) && \
+ (tmpsv = amagic_call(arg, &PL_sv_undef, CAT2(meth,_amg), \
+ AMGf_noright | AMGf_unary))) { \
+ SPAGAIN; \
+ sp += shift; \
+ sv_setsv(TARG, tmpsv); \
+ SETTARG; \
+ RETURN; \
+ } \
+ } \
} STMT_END
-#define tryAMAGICunDEREF(meth) tryAMAGICunW(meth,setAGAIN,0,(void)0)
-#define tryAMAGICunDEREF_var(meth_enum) \
- tryAMAGICunW_var(meth_enum,setAGAIN,0,(void)0)
+/* This is no longer used anywhere in the core. You might wish to consider
+ calling amagic_deref_call() directly, as it has a cleaner interface. */
+#define tryAMAGICunDEREF(meth) \
+ STMT_START { \
+ sv = amagic_deref_call(*sp, CAT2(meth,_amg)); \
+ SPAGAIN; \
+ } STMT_END
#define opASSIGN (PL_op->op_flags & OPf_STACKED)
{ sv_setsv(TARG, (sv)); SETTARG; } \
else SETs(sv); } STMT_END
-/* newSVsv does not behave as advertised, so we copy missing
- * information by hand */
-
-/* SV* ref causes confusion with the member variable
- changed SV* ref to SV* tmpRef */
-#define RvDEEPCP(rv) STMT_START { SV* tmpRef=SvRV(rv); SV* rv_copy; \
- if (SvREFCNT(tmpRef)>1 && (rv_copy = AMG_CALLun(rv,copy))) { \
- SvRV_set(rv, rv_copy); \
- SvSETMAGIC(rv); \
- SvREFCNT_dec(tmpRef); \
- } } STMT_END
-
/*
=for apidoc mU||LVRET
True if this op will be the return value of an lvalue subroutine