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Diffstat (limited to 'Master/tlpkg/tlperl/lib/CORE/vutil.h')
-rw-r--r-- | Master/tlpkg/tlperl/lib/CORE/vutil.h | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/CORE/vutil.h b/Master/tlpkg/tlperl/lib/CORE/vutil.h new file mode 100644 index 00000000000..aaf2284e89c --- /dev/null +++ b/Master/tlpkg/tlperl/lib/CORE/vutil.h @@ -0,0 +1,241 @@ +/* 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 + +const char * Perl_scan_version2(pTHX_ const char *s, SV *rv, bool qv); +SV * Perl_new_version2(pTHX_ SV *ver); +SV * Perl_upg_version2(pTHX_ SV *sv, bool qv); +SV * Perl_vstringify2(pTHX_ SV *vs); +SV * Perl_vverify2(pTHX_ SV *vs); +SV * Perl_vnumify2(pTHX_ SV *vs); +SV * Perl_vnormal2(pTHX_ SV *vs); +SV * Perl_vstringify2(pTHX_ SV *vs); +int Perl_vcmp2(pTHX_ SV *lsv, SV *rsv); +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 |