=for apidoc Ams||dUNDERBAR
Sets up any variable needed by the C<UNDERBAR> macro. It used to define
-C<padoff_du>, but it is currently a noop. However, it is strongly adviced
+C<padoff_du>, but it is currently a noop. However, it is strongly advised
to still use it for ensuring past and future compatibility.
=for apidoc AmU||UNDERBAR
#ifdef XS_VERSION
# define XS_VERSION_BOOTCHECK \
- STMT_START { \
- SV *_sv; \
- const char *vn = NULL, *module = SvPV_nolen_const(ST(0)); \
- if (items >= 2) /* version supplied as bootstrap arg */ \
- _sv = ST(1); \
- else { \
- /* XXX GV_ADDWARN */ \
- _sv = get_sv(Perl_form(aTHX_ "%s::%s", module, \
- vn = "XS_VERSION"), 0); \
- if (!_sv || !SvOK(_sv)) \
- _sv = get_sv(Perl_form(aTHX_ "%s::%s", module, \
- vn = "VERSION"), 0); \
- } \
- if (_sv) { \
- SV *xpt = NULL; \
- SV *xssv = Perl_newSVpvn(aTHX_ STR_WITH_LEN(XS_VERSION)); \
- SV *pmsv = sv_derived_from(_sv, "version") \
- ? SvREFCNT_inc_simple_NN(_sv) \
- : new_version(_sv); \
- xssv = upg_version(xssv, 0); \
- if ( vcmp(pmsv,xssv) ) { \
- xpt = Perl_newSVpvf(aTHX_ "%s object version %"SVf \
- " does not match %s%s%s%s %"SVf, \
- module, \
- SVfARG(Perl_sv_2mortal(aTHX_ vstringify(xssv))), \
- vn ? "$" : "", vn ? module : "", \
- vn ? "::" : "", \
- vn ? vn : "bootstrap parameter", \
- SVfARG(Perl_sv_2mortal(aTHX_ vstringify(pmsv)))); \
- Perl_sv_2mortal(aTHX_ xpt); \
- } \
- SvREFCNT_dec(xssv); \
- SvREFCNT_dec(pmsv); \
- if (xpt) \
- Perl_croak_sv(aTHX_ xpt); \
- } \
- } STMT_END
+ Perl_xs_version_bootcheck(aTHX_ items, ax, STR_WITH_LEN(XS_VERSION))
#else
# define XS_VERSION_BOOTCHECK
#endif
#define XS_APIVERSION_BOOTCHECK \
- STMT_START { \
- SV *_xpt = NULL; \
- SV *_compver = Perl_newSVpv(aTHX_ "v" PERL_API_VERSION_STRING, 0); \
- SV *_runver = new_version(PL_apiversion); \
- _compver = upg_version(_compver, 0); \
- if (vcmp(_compver, _runver)) { \
- _xpt = Perl_newSVpvf(aTHX_ "Perl API version %"SVf \
- " of %s does not match %"SVf, \
- SVfARG(Perl_sv_2mortal(aTHX_ vstringify(_compver))), \
- SvPV_nolen_const(ST(0)), \
- SVfARG(Perl_sv_2mortal(aTHX_ vstringify(_runver)))); \
- Perl_sv_2mortal(aTHX_ _xpt); \
- } \
- SvREFCNT_dec(_compver); \
- SvREFCNT_dec(_runver); \
- if (_xpt) \
- Perl_croak_sv(aTHX_ _xpt); \
- } STMT_END
+ Perl_xs_apiversion_bootcheck(aTHX_ ST(0), STR_WITH_LEN("v" PERL_API_VERSION_STRING))
#ifdef NO_XSLOCKS
# define dXCPT dJMPENV; int rEtV = 0