/* handy.h
*
* Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
- * 2000, 2001, 2002, 2004, 2005, 2006, by Larry Wall and others
+ * 2000, 2001, 2002, 2004, 2005, 2006, 2007, by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
#endif
#endif
-#define Null(type) ((type)NULL)
+#ifndef PERL_CORE
+# define Null(type) ((type)NULL)
/*
=head1 Handy Values
=for apidoc AmU||Nullch
-Null character pointer.
+Null character pointer. (No longer available when C<PERL_CORE> is defined.)
=for apidoc AmU||Nullsv
-Null SV pointer.
+Null SV pointer. (No longer available when C<PERL_CORE> is defined.)
=cut
*/
-#define Nullch Null(char*)
-#define Nullfp Null(PerlIO*)
-#define Nullsv Null(SV*)
+# define Nullch Null(char*)
+# define Nullfp Null(PerlIO*)
+# define Nullsv Null(SV*)
+#endif
#ifdef TRUE
#undef TRUE
#endif
/* HMB H.Merijn Brand - a placeholder for preparing Configure patches */
-#if defined(HAS_MALLOC_SIZE) && defined(HAS_SNPRINTF) && defined(HAS_VSNPRINTF)
+#if defined(LOCALTIME_R_NEEDS_TZSET) && defined(HAS_PSEUDOFORK) && defined(USE_DTRACE)
/* Not (yet) used at top level, but mention them for metaconfig */
#endif
#define Ctl(ch) ((ch) & 037)
+/*
+=head1 SV-Body Allocation
+
+=for apidoc Ama|SV*|newSVpvs|const char* s
+Like C<newSVpvn>, but takes a literal string instead of a string/length pair.
+
+=for apidoc Ama|SV*|newSVpvs_flags|const char* s|U32 flags
+Like C<newSVpvn_flags>, but takes a literal string instead of a string/length
+pair.
+
+=for apidoc Ama|SV*|newSVpvs_share|const char* s
+Like C<newSVpvn_share>, but takes a literal string instead of a string/length
+pair and omits the hash parameter.
+
+=for apidoc Am|void|sv_catpvs|SV* sv|const char* s
+Like C<sv_catpvn>, but takes a literal string instead of a string/length pair.
+
+=for apidoc Am|void|sv_setpvs|SV* sv|const char* s
+Like C<sv_setpvn>, but takes a literal string instead of a string/length pair.
+
+=head1 Memory Management
+
+=for apidoc Ama|char*|savepvs|const char* s
+Like C<savepvn>, but takes a literal string instead of a string/length pair.
+
+=head1 GV Functions
+
+=for apidoc Am|HV*|gv_stashpvs|const char* name|I32 create
+Like C<gv_stashpvn>, but takes a literal string instead of a string/length pair.
+
+=head1 Hash Manipulation Functions
+
+=for apidoc Am|SV**|hv_fetchs|HV* tb|const char* key|I32 lval
+Like C<hv_fetch>, but takes a literal string instead of a string/length pair.
+
+=for apidoc Am|SV**|hv_stores|HV* tb|const char* key|NULLOK SV* val
+Like C<hv_store>, but takes a literal string instead of a string/length pair
+and omits the hash parameter.
+
+=cut
+*/
+
/* concatenating with "" ensures that only literal strings are accepted as argument */
#define STR_WITH_LEN(s) (s ""), (sizeof(s)-1)
/* STR_WITH_LEN() shortcuts */
#define newSVpvs(str) Perl_newSVpvn(aTHX_ STR_WITH_LEN(str))
+#define newSVpvs_flags(str,flags) \
+ Perl_newSVpvn_flags(aTHX_ STR_WITH_LEN(str), flags)
#define newSVpvs_share(str) Perl_newSVpvn_share(aTHX_ STR_WITH_LEN(str), 0)
#define sv_catpvs(sv, str) Perl_sv_catpvn_flags(aTHX_ sv, STR_WITH_LEN(str), SV_GMAGIC)
+#define sv_setpvs(sv, str) Perl_sv_setpvn(aTHX_ sv, STR_WITH_LEN(str))
#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)
+#define hv_fetchs(hv,key,lval) \
+ ((SV **)Perl_hv_common(aTHX_ (hv), NULL, STR_WITH_LEN(key), 0, \
+ (lval) ? (HV_FETCH_JUST_SV | HV_FETCH_LVALUE) \
+ : HV_FETCH_JUST_SV, NULL, 0))
+
+#define hv_stores(hv,key,val) \
+ ((SV **)Perl_hv_common(aTHX_ (hv), NULL, STR_WITH_LEN(key), 0, \
+ (HV_FETCH_ISSTORE|HV_FETCH_JUST_SV), (val), 0))
/*
# define memEQ(s1,s2,l) (!bcmp(s1,s2,l))
#endif
+#define memEQs(s1, l, s2) \
+ (sizeof(s2)-1 == l && memEQ(s1, (s2 ""), (sizeof(s2)-1)))
+#define memNEs(s1, l, s2) !memEQs(s1, l, s2)
+
/*
* Character classes.
*
# define isASCII(c) ((c) <= 127)
# define isCNTRL(c) ((c) < ' ' || (c) == 127)
# define isGRAPH(c) (isALNUM(c) || isPUNCT(c))
-# define isPRINT(c) (((c) > 32 && (c) < 127) || (c) == ' ')
+# define isPRINT(c) (((c) >= 32 && (c) < 127))
# define isPUNCT(c) (((c) >= 33 && (c) <= 47) || ((c) >= 58 && (c) <= 64) || ((c) >= 91 && (c) <= 96) || ((c) >= 123 && (c) <= 126))
# define isXDIGIT(c) (isDIGIT(c) || ((c) >= 'a' && (c) <= 'f') || ((c) >= 'A' && (c) <= 'F'))
# define toUPPER(c) (isLOWER(c) ? (c) - ('a' - 'A') : (c))
PoisonWith(0xAB) for catching access to allocated but uninitialized memory.
-=for apidoc Am|void|Poison|void* dest|int nitems|type
+=for apidoc Am|void|PoisonFree|void* dest|int nitems|type
PoisonWith(0xEF) for catching access to freed memory.
#define NEWSV(x,len) newSV(len)
#endif
+#define MEM_SIZE_MAX ((MEM_SIZE)~0)
+
+/* The +0.0 in MEM_WRAP_CHECK_ is an attempt to foil
+ * overly eager compilers that will bleat about e.g.
+ * (U16)n > (size_t)~0/sizeof(U16) always being false. */
#ifdef PERL_MALLOC_WRAP
#define MEM_WRAP_CHECK(n,t) MEM_WRAP_CHECK_1(n,t,PL_memory_wrap)
#define MEM_WRAP_CHECK_1(n,t,a) \
- (void)(sizeof(t) > 1 && (MEM_SIZE)(n) > ((MEM_SIZE)~0)/sizeof(t) && (Perl_croak_nocontext(a),0))
+ (void)(sizeof(t) > 1 && ((MEM_SIZE)(n)+0.0) > MEM_SIZE_MAX/sizeof(t) && (Perl_croak_nocontext(a),0))
#define MEM_WRAP_CHECK_(n,t) MEM_WRAP_CHECK(n,t),
-#define PERL_STRLEN_ROUNDUP(n) ((void)(((n) > (MEM_SIZE)~0 - 2 * PERL_STRLEN_ROUNDUP_QUANTUM) ? (Perl_croak_nocontext(PL_memory_wrap),0):0),((n-1+PERL_STRLEN_ROUNDUP_QUANTUM)&~((MEM_SIZE)PERL_STRLEN_ROUNDUP_QUANTUM-1)))
+#define PERL_STRLEN_ROUNDUP(n) ((void)(((n) > MEM_SIZE_MAX - 2 * PERL_STRLEN_ROUNDUP_QUANTUM) ? (Perl_croak_nocontext(PL_memory_wrap),0):0),((n-1+PERL_STRLEN_ROUNDUP_QUANTUM)&~((MEM_SIZE)PERL_STRLEN_ROUNDUP_QUANTUM-1)))
#else
#define pTHX__VALUE
#endif /* USE_ITHREADS */
+/*
+ * Local variables:
+ * c-indentation-style: bsd
+ * c-basic-offset: 4
+ * indent-tabs-mode: t
+ * End:
+ *
+ * ex: set ts=8 sts=4 sw=4 noet:
+ */