#define sv_catpvs(sv, str) Perl_sv_catpvn_flags(aTHX_ sv, STR_WITH_LEN(str), SV_GMAGIC)
#define savepvs(str) Perl_savepvn(aTHX_ STR_WITH_LEN(str))
#define gv_stashpvs(str, create) Perl_gv_stashpvn(aTHX_ STR_WITH_LEN(str), create)
+#define gv_fetchpvs(namebeg, add, sv_type) Perl_gv_fetchpvn_flags(aTHX_ STR_WITH_LEN(namebeg), add, sv_type)
#define hv_fetchs(hv,key,lval) Perl_hv_fetch(aTHX_ hv, STR_WITH_LEN(key), lval)
+
/*
=head1 Miscellaneous Functions
=for apidoc Am|void|StructCopy|type src|type dest|type
This is an architecture-independent macro to copy one structure to another.
+=for apidoc Am|void|PoisonWith|void* dest|int nitems|type|U8 byte
+
+Fill up memory with a byte pattern (a byte repeated over and over
+again) that hopefully catches attempts to access uninitialized memory.
+
+=for apidoc Am|void|PoisonNew|void* dest|int nitems|type
+
+PoisonWith(0xAB) for catching access to allocated but uninitialized memory.
+
+=for apidoc Am|void|Poison|void* dest|int nitems|type
+
+PoisonWith(0xEF) for catching access to freed memory.
+
=for apidoc Am|void|Poison|void* dest|int nitems|type
-Fill up memory with a pattern (byte 0xAB over and over again) that
-hopefully catches attempts to access uninitialized memory.
+PoisonWith(0xEF) for catching access to freed memory.
=cut */
#define ZeroD(d,n,t) (MEM_WRAP_CHECK_(n,t) memzero((char*)(d), (n) * sizeof(t)),d)
#endif
-#define Poison(d,n,t) (MEM_WRAP_CHECK_(n,t) (void)memset((char*)(d), 0xAB, (n) * sizeof(t)))
+#define PoisonWith(d,n,t,b) (MEM_WRAP_CHECK_(n,t) (void)memset((char*)(d), (U8)(b), (n) * sizeof(t)))
+#define PoisonNew(d,n,t) PoisonWith(d,n,t,0xAB)
+#define PoisonFree(d,n,t) PoisonWith(d,n,t,0xEF)
+#define Poison(d,n,t) PoisonFree(d,n,t)
#ifdef USE_STRUCT_COPY
#define StructCopy(s,d,t) (*((t*)(d)) = *((t*)(s)))