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SANE.xs  view on Meta::CPAN

  OUTPUT:
    RETVAL

void
exit()
  CODE:
    sane_exit();

void
get_devices()
  PPCODE:
    SANE_Status sts;
    const SANE_Device **list,*dev;
    int cnt;
    sts = sane_get_devices(&list,0);
    if (sts)
    {
	set_error(sts);
	XSRETURN_EMPTY;
    }
    for (cnt=0;dev=list[cnt];cnt++)

const-xs.inc  view on Meta::CPAN

	dTARGET;
#endif
	STRLEN		len;
        int		type;
	IV		iv;
	/* NV		nv;	Uncomment this if you need to return NVs */
	/* const char	*pv;	Uncomment this if you need to return PVs */
    INPUT:
	SV *		sv;
        const char *	s = SvPV(sv, len);
    PPCODE:
        /* Change this to constant(aTHX_ s, len, &iv, &nv);
           if you need to return both NVs and IVs */
	type = constant(aTHX_ s, len, &iv);
      /* Return 1 or 2 items. First is error message, or undef if no error.
           Second, if present, is found value */
        switch (type) {
        case PERL_constant_NOTFOUND:
          sv = sv_2mortal(newSVpvf("%s is not a valid Graphics::SANE macro", s));
          PUSHs(sv);
          break;