1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
|
#define ST(off) PL_stack_base[ax + (off)]
#ifdef CAN_PROTOTYPE
#ifdef PERL_OBJECT
#define XS(name) void name(CV* cv, CPerlObj* pPerl)
#else
#define XS(name) void name(CV* cv)
#endif
#else
#define XS(name) void name(cv) CV* cv;
#endif
#define dXSARGS \
dSP; dMARK; \
I32 ax = mark - PL_stack_base + 1; \
I32 items = sp - mark
#define XSANY CvXSUBANY(cv)
#define dXSI32 I32 ix = XSANY.any_i32
#ifdef __cplusplus
# define XSINTERFACE_CVT(ret,name) ret (*name)(...)
#else
# define XSINTERFACE_CVT(ret,name) ret (*name)()
#endif
#define dXSFUNCTION(ret) XSINTERFACE_CVT(ret,XSFUNCTION)
#define XSINTERFACE_FUNC(ret,cv,f) ((XSINTERFACE_CVT(ret,))(f))
#define XSINTERFACE_FUNC_SET(cv,f) \
CvXSUBANY(cv).any_dptr = (void (*) _((void*)))(f)
#define XSRETURN(off) \
STMT_START { \
PL_stack_sp = PL_stack_base + ax + ((off) - 1); \
return; \
} STMT_END
/* Simple macros to put new mortal values onto the stack. */
/* Typically used to return values from XS functions. */
#define XST_mIV(i,v) (ST(i) = sv_2mortal(newSViv(v)) )
#define XST_mNV(i,v) (ST(i) = sv_2mortal(newSVnv(v)) )
#define XST_mPV(i,v) (ST(i) = sv_2mortal(newSVpv(v,0)))
#define XST_mNO(i) (ST(i) = &PL_sv_no )
#define XST_mYES(i) (ST(i) = &PL_sv_yes )
#define XST_mUNDEF(i) (ST(i) = &PL_sv_undef)
#define XSRETURN_IV(v) STMT_START { XST_mIV(0,v); XSRETURN(1); } STMT_END
#define XSRETURN_NV(v) STMT_START { XST_mNV(0,v); XSRETURN(1); } STMT_END
#define XSRETURN_PV(v) STMT_START { XST_mPV(0,v); XSRETURN(1); } STMT_END
#define XSRETURN_NO STMT_START { XST_mNO(0); XSRETURN(1); } STMT_END
#define XSRETURN_YES STMT_START { XST_mYES(0); XSRETURN(1); } STMT_END
#define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END
#define XSRETURN_EMPTY STMT_START { XSRETURN(0); } STMT_END
#define newXSproto(a,b,c,d) sv_setpv((SV*)newXS(a,b,c), d)
#ifdef XS_VERSION
# define XS_VERSION_BOOTCHECK \
STMT_START { \
SV *tmpsv; \
char *vn = Nullch, *module = SvPV(ST(0),PL_na); \
if (items >= 2) /* version supplied as bootstrap arg */ \
tmpsv = ST(1); \
else { \
/* XXX GV_ADDWARN */ \
tmpsv = perl_get_sv(form("%s::%s", module, \
vn = "XS_VERSION"), FALSE); \
if (!tmpsv || !SvOK(tmpsv)) \
tmpsv = perl_get_sv(form("%s::%s", module, \
vn = "VERSION"), FALSE); \
} \
if (tmpsv && (!SvOK(tmpsv) || strNE(XS_VERSION, SvPV(tmpsv, PL_na)))) \
croak("%s object version %s does not match %s%s%s%s %_", \
module, XS_VERSION, \
vn ? "$" : "", vn ? module : "", vn ? "::" : "", \
vn ? vn : "bootstrap parameter", tmpsv); \
} STMT_END
#else
# define XS_VERSION_BOOTCHECK
#endif
#ifdef PERL_OBJECT
#include "objXSUB.h"
#ifndef NO_XSLOCKS
#ifdef WIN32
#include "XSlock.h"
#endif /* WIN32 */
#endif /* NO_XSLOCKS */
#else
#ifdef PERL_CAPI
#include "perlCAPI.h"
#endif
#endif /* PERL_OBJECT */
|
