Commit | Line | Data |
---|---|---|
4633a7c4 | 1 | #define ST(off) stack_base[ax + (off)] |
a0d0e21e LW |
2 | |
3 | #ifdef CAN_PROTOTYPE | |
4 | #define XS(name) void name(CV* cv) | |
5 | #else | |
6 | #define XS(name) void name(cv) CV* cv; | |
7 | #endif | |
8 | ||
9 | #define dXSARGS \ | |
4e35701f | 10 | dSP; dMARK; \ |
a0d0e21e LW |
11 | I32 ax = mark - stack_base + 1; \ |
12 | I32 items = sp - mark | |
13 | ||
14 | #define XSANY CvXSUBANY(cv) | |
15 | ||
16 | #define dXSI32 I32 ix = XSANY.any_i32 | |
17 | ||
0e4ced38 GS |
18 | #define XSRETURN(off) \ |
19 | STMT_START { \ | |
20 | stack_sp = stack_base + ax + ((off) - 1); \ | |
21 | return; \ | |
22 | } STMT_END | |
a0d0e21e | 23 | |
748a9306 LW |
24 | /* Simple macros to put new mortal values onto the stack. */ |
25 | /* Typically used to return values from XS functions. */ | |
4633a7c4 LW |
26 | #define XST_mIV(i,v) (ST(i) = sv_2mortal(newSViv(v)) ) |
27 | #define XST_mNV(i,v) (ST(i) = sv_2mortal(newSVnv(v)) ) | |
28 | #define XST_mPV(i,v) (ST(i) = sv_2mortal(newSVpv(v,0))) | |
29 | #define XST_mNO(i) (ST(i) = &sv_no ) | |
30 | #define XST_mYES(i) (ST(i) = &sv_yes ) | |
31 | #define XST_mUNDEF(i) (ST(i) = &sv_undef) | |
748a9306 | 32 | |
80b92232 | 33 | #define XSRETURN_IV(v) STMT_START { XST_mIV(0,v); XSRETURN(1); } STMT_END |
34 | #define XSRETURN_NV(v) STMT_START { XST_mNV(0,v); XSRETURN(1); } STMT_END | |
35 | #define XSRETURN_PV(v) STMT_START { XST_mPV(0,v); XSRETURN(1); } STMT_END | |
36 | #define XSRETURN_NO STMT_START { XST_mNO(0); XSRETURN(1); } STMT_END | |
37 | #define XSRETURN_YES STMT_START { XST_mYES(0); XSRETURN(1); } STMT_END | |
38 | #define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END | |
39 | #define XSRETURN_EMPTY STMT_START { XSRETURN(0); } STMT_END | |
382b8d97 | 40 | |
37120919 | 41 | #define newXSproto(a,b,c,d) sv_setpv((SV*)newXS(a,b,c), d) |
720fb644 | 42 | |
43 | #ifdef XS_VERSION | |
44 | # define XS_VERSION_BOOTCHECK \ | |
774d564b | 45 | STMT_START { \ |
ae66e5c8 | 46 | char *vn = Nullch, *module = SvPV(ST(0),na); \ |
774d564b | 47 | if (items >= 2) /* version supplied as bootstrap arg */ \ |
48 | Sv = ST(1); \ | |
49 | else { \ | |
46fc3d4c | 50 | /* XXX GV_ADDWARN */ \ |
392e9e90 CS |
51 | Sv = perl_get_sv(form("%s::%s", module, \ |
52 | vn = "XS_VERSION"), FALSE); \ | |
46fc3d4c | 53 | if (!Sv || !SvOK(Sv)) \ |
392e9e90 CS |
54 | Sv = perl_get_sv(form("%s::%s", module, \ |
55 | vn = "VERSION"), FALSE); \ | |
774d564b | 56 | } \ |
ae66e5c8 CS |
57 | if (Sv && (!SvOK(Sv) || strNE(XS_VERSION, SvPV(Sv, na)))) \ |
58 | croak("%s object version %s does not match %s%s%s%s %_", \ | |
59 | module, XS_VERSION, \ | |
60 | vn ? "$" : "", vn ? module : "", vn ? "::" : "", \ | |
61 | vn ? vn : "bootstrap parameter", Sv); \ | |
80b92232 | 62 | } STMT_END |
720fb644 | 63 | #else |
64 | # define XS_VERSION_BOOTCHECK | |
65 | #endif |