94 lines
2.9 KiB
C
94 lines
2.9 KiB
C
#define ST(off) PL_stack_base[ax + (off)]
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#ifdef CAN_PROTOTYPE
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#ifdef PERL_OBJECT
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#define XS(name) void name(CV* cv, CPerlObj* pPerl)
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#else
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#define XS(name) void name(CV* cv)
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#endif
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#else
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#define XS(name) void name(cv) CV* cv;
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#endif
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#define dXSARGS \
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dSP; dMARK; \
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I32 ax = mark - PL_stack_base + 1; \
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I32 items = sp - mark
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#define XSANY CvXSUBANY(cv)
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#define dXSI32 I32 ix = XSANY.any_i32
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#ifdef __cplusplus
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# define XSINTERFACE_CVT(ret,name) ret (*name)(...)
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#else
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# define XSINTERFACE_CVT(ret,name) ret (*name)()
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#endif
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#define dXSFUNCTION(ret) XSINTERFACE_CVT(ret,XSFUNCTION)
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#define XSINTERFACE_FUNC(ret,cv,f) ((XSINTERFACE_CVT(ret,))(f))
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#define XSINTERFACE_FUNC_SET(cv,f) \
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CvXSUBANY(cv).any_dptr = (void (*) _((void*)))(f)
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#define XSRETURN(off) \
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STMT_START { \
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PL_stack_sp = PL_stack_base + ax + ((off) - 1); \
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return; \
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} STMT_END
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/* Simple macros to put new mortal values onto the stack. */
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/* Typically used to return values from XS functions. */
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#define XST_mIV(i,v) (ST(i) = sv_2mortal(newSViv(v)) )
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#define XST_mNV(i,v) (ST(i) = sv_2mortal(newSVnv(v)) )
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#define XST_mPV(i,v) (ST(i) = sv_2mortal(newSVpv(v,0)))
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#define XST_mNO(i) (ST(i) = &PL_sv_no )
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#define XST_mYES(i) (ST(i) = &PL_sv_yes )
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#define XST_mUNDEF(i) (ST(i) = &PL_sv_undef)
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#define XSRETURN_IV(v) STMT_START { XST_mIV(0,v); XSRETURN(1); } STMT_END
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#define XSRETURN_NV(v) STMT_START { XST_mNV(0,v); XSRETURN(1); } STMT_END
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#define XSRETURN_PV(v) STMT_START { XST_mPV(0,v); XSRETURN(1); } STMT_END
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#define XSRETURN_NO STMT_START { XST_mNO(0); XSRETURN(1); } STMT_END
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#define XSRETURN_YES STMT_START { XST_mYES(0); XSRETURN(1); } STMT_END
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#define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END
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#define XSRETURN_EMPTY STMT_START { XSRETURN(0); } STMT_END
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#define newXSproto(a,b,c,d) sv_setpv((SV*)newXS(a,b,c), d)
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#ifdef XS_VERSION
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# define XS_VERSION_BOOTCHECK \
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STMT_START { \
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SV *tmpsv; \
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char *vn = Nullch, *module = SvPV(ST(0),PL_na); \
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if (items >= 2) /* version supplied as bootstrap arg */ \
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tmpsv = ST(1); \
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else { \
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/* XXX GV_ADDWARN */ \
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tmpsv = perl_get_sv(form("%s::%s", module, \
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vn = "XS_VERSION"), FALSE); \
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if (!tmpsv || !SvOK(tmpsv)) \
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tmpsv = perl_get_sv(form("%s::%s", module, \
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vn = "VERSION"), FALSE); \
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} \
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if (tmpsv && (!SvOK(tmpsv) || strNE(XS_VERSION, SvPV(tmpsv, PL_na)))) \
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croak("%s object version %s does not match %s%s%s%s %_", \
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module, XS_VERSION, \
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vn ? "$" : "", vn ? module : "", vn ? "::" : "", \
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vn ? vn : "bootstrap parameter", tmpsv); \
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} STMT_END
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#else
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# define XS_VERSION_BOOTCHECK
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#endif
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#ifdef PERL_OBJECT
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#include "objXSUB.h"
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#ifndef NO_XSLOCKS
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#ifdef WIN32
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#include "XSlock.h"
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#endif /* WIN32 */
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#endif /* NO_XSLOCKS */
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#else
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#ifdef PERL_CAPI
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#include "perlCAPI.h"
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#endif
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#endif /* PERL_OBJECT */
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