Commit | Line | Data |
4633a7c4 |
1 | #define ST(off) stack_base[ax + (off)] |
a0d0e21e |
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 \ |
10 | dSP; dMARK; \ |
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 | |
18 | #define XSRETURN(off) stack_sp = stack_base + ax + ((off) - 1); return |
19 | |
748a9306 |
20 | /* Simple macros to put new mortal values onto the stack. */ |
21 | /* Typically used to return values from XS functions. */ |
4633a7c4 |
22 | #define XST_mIV(i,v) (ST(i) = sv_2mortal(newSViv(v)) ) |
23 | #define XST_mNV(i,v) (ST(i) = sv_2mortal(newSVnv(v)) ) |
24 | #define XST_mPV(i,v) (ST(i) = sv_2mortal(newSVpv(v,0))) |
25 | #define XST_mNO(i) (ST(i) = &sv_no ) |
26 | #define XST_mYES(i) (ST(i) = &sv_yes ) |
27 | #define XST_mUNDEF(i) (ST(i) = &sv_undef) |
748a9306 |
28 | |
80b92232 |
29 | #define XSRETURN_IV(v) STMT_START { XST_mIV(0,v); XSRETURN(1); } STMT_END |
30 | #define XSRETURN_NV(v) STMT_START { XST_mNV(0,v); XSRETURN(1); } STMT_END |
31 | #define XSRETURN_PV(v) STMT_START { XST_mPV(0,v); XSRETURN(1); } STMT_END |
32 | #define XSRETURN_NO STMT_START { XST_mNO(0); XSRETURN(1); } STMT_END |
33 | #define XSRETURN_YES STMT_START { XST_mYES(0); XSRETURN(1); } STMT_END |
34 | #define XSRETURN_UNDEF STMT_START { XST_mUNDEF(0); XSRETURN(1); } STMT_END |
35 | #define XSRETURN_EMPTY STMT_START { XSRETURN(0); } STMT_END |
382b8d97 |
36 | |
37120919 |
37 | #define newXSproto(a,b,c,d) sv_setpv((SV*)newXS(a,b,c), d) |
720fb644 |
38 | |
39 | #ifdef XS_VERSION |
40 | # define XS_VERSION_BOOTCHECK \ |
774d564b |
41 | STMT_START { \ |
46fc3d4c |
42 | char *vn = "", *module = SvPV(ST(0),na); \ |
774d564b |
43 | if (items >= 2) /* version supplied as bootstrap arg */ \ |
44 | Sv = ST(1); \ |
45 | else { \ |
46fc3d4c |
46 | /* XXX GV_ADDWARN */ \ |
47 | Sv = perl_get_sv(vn = form("%s::XS_VERSION", module), FALSE); \ |
48 | if (!Sv || !SvOK(Sv)) \ |
49 | Sv = perl_get_sv(vn = form("%s::VERSION", module), FALSE); \ |
774d564b |
50 | } \ |
255c1af7 |
51 | if (Sv && (!SvOK(Sv) || strNE(XS_VERSION, SvPV(Sv, na)))) \ |
8a38ab24 |
52 | croak("%s object version %s does not match $%s %_", \ |
46fc3d4c |
53 | module, XS_VERSION, vn, Sv); \ |
80b92232 |
54 | } STMT_END |
720fb644 |
55 | #else |
56 | # define XS_VERSION_BOOTCHECK |
57 | #endif |