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File name : vutil.h

Content :/* This file is part of the "version" CPAN distribution. Please avoid editing it in the perl core. */ #ifndef PERL_CORE # include "ppport.h" #endif /* The MUTABLE_*() macros cast pointers to the types shown, in such a way * (compiler permitting) that casting away const-ness will give a warning; * e.g.: * * const SV *sv = ...; * AV *av1 = (AV*)sv; <== BAD: the const has been silently cast away * AV *av2 = MUTABLE_AV(sv); <== GOOD: it may warn */ #ifndef MUTABLE_PTR # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) # define MUTABLE_PTR(p) ({ void *_p = (p); _p; }) # else # define MUTABLE_PTR(p) ((void *) (p)) # endif # define MUTABLE_AV(p) ((AV *)MUTABLE_PTR(p)) # define MUTABLE_CV(p) ((CV *)MUTABLE_PTR(p)) # define MUTABLE_GV(p) ((GV *)MUTABLE_PTR(p)) # define MUTABLE_HV(p) ((HV *)MUTABLE_PTR(p)) # define MUTABLE_IO(p) ((IO *)MUTABLE_PTR(p)) # define MUTABLE_SV(p) ((SV *)MUTABLE_PTR(p)) #endif #ifndef SvPVx_nolen_const # if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) # define SvPVx_nolen_const(sv) ({SV *_sv = (sv); SvPV_nolen_const(_sv); }) # else # define SvPVx_nolen_const(sv) (SvPV_nolen_const(sv)) # endif #endif #ifndef PERL_ARGS_ASSERT_CK_WARNER static void Perl_ck_warner(pTHX_ U32 err, const char* pat, ...); # ifdef vwarner static void Perl_ck_warner(pTHX_ U32 err, const char* pat, ...) { va_list args; PERL_UNUSED_ARG(err); if (ckWARN(err)) { va_list args; va_start(args, pat); vwarner(err, pat, &args); va_end(args); } } # else /* yes this replicates my_warner */ static void Perl_ck_warner(pTHX_ U32 err, const char* pat, ...) { SV *sv; va_list args; PERL_UNUSED_ARG(err); va_start(args, pat); sv = vnewSVpvf(pat, &args); va_end(args); sv_2mortal(sv); warn("%s", SvPV_nolen(sv)); } # endif #endif #define PERL_VERSION_DECIMAL(r,v,s) (r*1000000 + v*1000 + s) #define PERL_DECIMAL_VERSION \ PERL_VERSION_DECIMAL(PERL_REVISION,PERL_VERSION,PERL_SUBVERSION) #define PERL_VERSION_LT(r,v,s) \ (PERL_DECIMAL_VERSION < PERL_VERSION_DECIMAL(r,v,s)) #define PERL_VERSION_GE(r,v,s) \ (PERL_DECIMAL_VERSION >= PERL_VERSION_DECIMAL(r,v,s)) #if PERL_VERSION_LT(5,15,4) # define ISA_VERSION_OBJ(v) (sv_isobject(v) && sv_derived_from(v,"version")) #else # define ISA_VERSION_OBJ(v) (sv_isobject(v) && sv_derived_from_pvn(v,"version",7,0)) #endif #ifndef PERL_ARGS_ASSERT_CROAK_XS_USAGE #define PERL_ARGS_ASSERT_CROAK_XS_USAGE assert(cv); assert(params) /* prototype to pass -Wmissing-prototypes */ STATIC void S_croak_xs_usage(pTHX_ const CV *const cv, const char *const params); STATIC void S_croak_xs_usage(pTHX_ const CV *const cv, const char *const params) { const GV *const gv = CvGV(cv); PERL_ARGS_ASSERT_CROAK_XS_USAGE; if (gv) { const char *const gvname = GvNAME(gv); const HV *const stash = GvSTASH(gv); const char *const hvname = stash ? HvNAME(stash) : NULL; if (hvname) Perl_croak_nocontext("Usage: %s::%s(%s)", hvname, gvname, params); else Perl_croak_nocontext("Usage: %s(%s)", gvname, params); } else { /* Pants. I don't think that it should be possible to get here. */ Perl_croak_nocontext("Usage: CODE(0x%"UVxf")(%s)", PTR2UV(cv), params); } } #ifdef PERL_IMPLICIT_CONTEXT #define croak_xs_usage(a,b) S_croak_xs_usage(aTHX_ a,b) #else #define croak_xs_usage S_croak_xs_usage #endif #endif #if PERL_VERSION_GE(5,9,0) && !defined(PERL_CORE) # define VUTIL_REPLACE_CORE 1 static const char * Perl_scan_version2(pTHX_ const char *s, SV *rv, bool qv); static SV * Perl_new_version2(pTHX_ SV *ver); static SV * Perl_upg_version2(pTHX_ SV *sv, bool qv); static SV * Perl_vstringify2(pTHX_ SV *vs); static SV * Perl_vverify2(pTHX_ SV *vs); static SV * Perl_vnumify2(pTHX_ SV *vs); static SV * Perl_vnormal2(pTHX_ SV *vs); static SV * Perl_vstringify2(pTHX_ SV *vs); static int Perl_vcmp2(pTHX_ SV *lsv, SV *rsv); static const char * Perl_prescan_version2(pTHX_ const char *s, bool strict, const char** errstr, bool *sqv, int *ssaw_decimal, int *swidth, bool *salpha); # define SCAN_VERSION(a,b,c) Perl_scan_version2(aTHX_ a,b,c) # define NEW_VERSION(a) Perl_new_version2(aTHX_ a) # define UPG_VERSION(a,b) Perl_upg_version2(aTHX_ a, b) # define VSTRINGIFY(a) Perl_vstringify2(aTHX_ a) # define VVERIFY(a) Perl_vverify2(aTHX_ a) # define VNUMIFY(a) Perl_vnumify2(aTHX_ a) # define VNORMAL(a) Perl_vnormal2(aTHX_ a) # define VCMP(a,b) Perl_vcmp2(aTHX_ a,b) # define PRESCAN_VERSION(a,b,c,d,e,f,g) Perl_prescan_version2(aTHX_ a,b,c,d,e,f,g) # undef is_LAX_VERSION # define is_LAX_VERSION(a,b) \ (a != Perl_prescan_version2(aTHX_ a, FALSE, b, NULL, NULL, NULL, NULL)) # undef is_STRICT_VERSION # define is_STRICT_VERSION(a,b) \ (a != Perl_prescan_version2(aTHX_ a, TRUE, b, NULL, NULL, NULL, NULL)) #else const char * Perl_scan_version(pTHX_ const char *s, SV *rv, bool qv); SV * Perl_new_version(pTHX_ SV *ver); SV * Perl_upg_version(pTHX_ SV *sv, bool qv); SV * Perl_vverify(pTHX_ SV *vs); SV * Perl_vnumify(pTHX_ SV *vs); SV * Perl_vnormal(pTHX_ SV *vs); SV * Perl_vstringify(pTHX_ SV *vs); int Perl_vcmp(pTHX_ SV *lsv, SV *rsv); const char * Perl_prescan_version(pTHX_ const char *s, bool strict, const char** errstr, bool *sqv, int *ssaw_decimal, int *swidth, bool *salpha); # define SCAN_VERSION(a,b,c) Perl_scan_version(aTHX_ a,b,c) # define NEW_VERSION(a) Perl_new_version(aTHX_ a) # define UPG_VERSION(a,b) Perl_upg_version(aTHX_ a, b) # define VSTRINGIFY(a) Perl_vstringify(aTHX_ a) # define VVERIFY(a) Perl_vverify(aTHX_ a) # define VNUMIFY(a) Perl_vnumify(aTHX_ a) # define VNORMAL(a) Perl_vnormal(aTHX_ a) # define VCMP(a,b) Perl_vcmp(aTHX_ a,b) # define PRESCAN_VERSION(a,b,c,d,e,f,g) Perl_prescan_version(aTHX_ a,b,c,d,e,f,g) # ifndef is_LAX_VERSION # define is_LAX_VERSION(a,b) \ (a != Perl_prescan_version(aTHX_ a, FALSE, b, NULL, NULL, NULL, NULL)) # endif # ifndef is_STRICT_VERSION # define is_STRICT_VERSION(a,b) \ (a != Perl_prescan_version(aTHX_ a, TRUE, b, NULL, NULL, NULL, NULL)) # endif #endif #if PERL_VERSION_LT(5,11,4) # define BADVERSION(a,b,c) \ if (b) { \ *b = c; \ } \ return a; # define PERL_ARGS_ASSERT_PRESCAN_VERSION \ assert(s); assert(sqv); assert(ssaw_decimal);\ assert(swidth); assert(salpha); # define PERL_ARGS_ASSERT_SCAN_VERSION \ assert(s); assert(rv) # define PERL_ARGS_ASSERT_NEW_VERSION \ assert(ver) # define PERL_ARGS_ASSERT_UPG_VERSION \ assert(ver) # define PERL_ARGS_ASSERT_VVERIFY \ assert(vs) # define PERL_ARGS_ASSERT_VNUMIFY \ assert(vs) # define PERL_ARGS_ASSERT_VNORMAL \ assert(vs) # define PERL_ARGS_ASSERT_VSTRINGIFY \ assert(vs) # define PERL_ARGS_ASSERT_VCMP \ assert(lhv); assert(rhv) # define PERL_ARGS_ASSERT_CK_WARNER \ assert(pat) #endif #if PERL_VERSION_LT(5,19,0) # undef STORE_NUMERIC_LOCAL_SET_STANDARD # undef RESTORE_NUMERIC_LOCAL # ifdef USE_LOCALE # define STORE_NUMERIC_LOCAL_SET_STANDARD()\ char *loc = savepv(setlocale(LC_NUMERIC, NULL)); \ SAVEFREEPV(loc); \ setlocale(LC_NUMERIC, "C"); # define RESTORE_NUMERIC_LOCAL()\ setlocale(LC_NUMERIC, loc); # else # define STORE_NUMERIC_LOCAL_SET_STANDARD() # define RESTORE_NUMERIC_LOCAL() # endif #endif #ifndef LOCK_NUMERIC_STANDARD #define LOCK_NUMERIC_STANDARD() #endif #ifndef UNLOCK_NUMERIC_STANDARD #define UNLOCK_NUMERIC_STANDARD() #endif /* ex: set ro: */

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