[perl5.git] / vxs.inc

/* This file is part of the "version" CPAN distribution.  Please avoid
   editing it in the perl core. */

#ifdef PERL_CORE
#  define VXS_CLASS "version"
#  define VXSp(name) XS_##name
#else
#  define VXS_CLASS "version::vxs"
#  define VXSp(name) VXS_##name
#endif
#define VXS(name) XS(VXSp(name))

#ifdef VXS_XSUB_DETAILS
#  ifdef PERL_CORE
    {"UNIVERSAL::VERSION", VXSp(universal_version), NULL},
#  endif
    {VXS_CLASS "::_VERSION", VXSp(universal_version), NULL},
    {VXS_CLASS "::()", VXSp(version_noop), NULL},
    {VXS_CLASS "::new", VXSp(version_new), NULL},
    {VXS_CLASS "::parse", VXSp(version_new), NULL},
    {VXS_CLASS "::(\"\"", VXSp(version_stringify), NULL},
    {VXS_CLASS "::stringify", VXSp(version_stringify), NULL},
    {VXS_CLASS "::(0+", VXSp(version_numify), NULL},
    {VXS_CLASS "::numify", VXSp(version_numify), NULL},
    {VXS_CLASS "::normal", VXSp(version_normal), NULL},
    {VXS_CLASS "::(cmp", VXSp(version_vcmp), NULL},
    {VXS_CLASS "::(<=>", VXSp(version_vcmp), NULL},
#  ifdef PERL_CORE
    {VXS_CLASS "::vcmp", XS_version_vcmp, NULL},
#  else
    {VXS_CLASS "::VCMP", VXS_version_vcmp, NULL},
#  endif
    {VXS_CLASS "::(bool", VXSp(version_boolean), NULL},
    {VXS_CLASS "::boolean", VXSp(version_boolean), NULL},
    {VXS_CLASS "::(+", VXSp(version_noop), NULL},
    {VXS_CLASS "::(-", VXSp(version_noop), NULL},
    {VXS_CLASS "::(*", VXSp(version_noop), NULL},
    {VXS_CLASS "::(/", VXSp(version_noop), NULL},
    {VXS_CLASS "::(+=", VXSp(version_noop), NULL},
    {VXS_CLASS "::(-=", VXSp(version_noop), NULL},
    {VXS_CLASS "::(*=", VXSp(version_noop), NULL},
    {VXS_CLASS "::(/=", VXSp(version_noop), NULL},
    {VXS_CLASS "::(abs", VXSp(version_noop), NULL},
    {VXS_CLASS "::(nomethod", VXSp(version_noop), NULL},
    {VXS_CLASS "::noop", VXSp(version_noop), NULL},
    {VXS_CLASS "::is_alpha", VXSp(version_is_alpha), NULL},
    {VXS_CLASS "::qv", VXSp(version_qv), NULL},
    {VXS_CLASS "::declare", VXSp(version_qv), NULL},
    {VXS_CLASS "::is_qv", VXSp(version_is_qv), NULL},
#else

#ifndef dVAR
#  define dVAR
#endif

#ifdef HvNAME_HEK
typedef HEK HVNAME;
#  ifndef HEKf
#    define HEKfARG(arg)	((void*)(sv_2mortal(newSVhek(arg))))
#    define HEKf		SVf
#  endif
#else
typedef char HVNAME;
#  define HvNAME_HEK	HvNAME_get
#  define HEKfARG(arg)	arg
#  define HEKf		"s"
#endif

VXS(universal_version)
{
    dVAR;
    dXSARGS;
    HV *pkg;
    GV **gvp;
    GV *gv;
    SV *ret;
    SV *sv;
    const char *undef;
    PERL_UNUSED_ARG(cv);

    if (items < 1)
       Perl_croak(aTHX_ "Usage: UNIVERSAL::VERSION(sv, ...)");

    sv = ST(0);

    if (SvROK(sv)) {
        sv = (SV*)SvRV(sv);
        if (!SvOBJECT(sv))
            Perl_croak(aTHX_ "Cannot find version of an unblessed reference");
        pkg = SvSTASH(sv);
    }
    else {
        pkg = gv_stashsv(sv, FALSE);
    }

    gvp = pkg ? (GV**)hv_fetchs(pkg,"VERSION",FALSE) : (GV**)NULL;

    if (gvp && isGV(gv = *gvp) && (sv = GvSV(gv)) && SvOK(sv)) {
        sv = sv_mortalcopy(sv);
	if ( ! ISA_CLASS_OBJ(sv, "version"))
	    UPG_VERSION(sv, FALSE);
        undef = NULL;
    }
    else {
        sv = ret = &PL_sv_undef;
        undef = "(undef)";
    }

    if (items > 1) {
	SV *req = ST(1);

	if (undef) {
	    if (pkg) {
		const HVNAME* const name = HvNAME_HEK(pkg);
#if PERL_VERSION == 5
		Perl_croak(aTHX_ "%s version %s required--this is only version ",
			    name, SvPVx_nolen_const(req));
#else
		Perl_croak(aTHX_
			   "%"HEKf" does not define $%"HEKf
			   "::VERSION--version check failed",
			   HEKfARG(name), HEKfARG(name));
#endif
	    }
	    else {
#if PERL_VERSION >= 8
		Perl_croak(aTHX_
			     "%"SVf" defines neither package nor VERSION--version check failed",
			     (void*)(ST(0)) );
#else
		Perl_croak(aTHX_ "%s does not define $%s::VERSION--version check failed",
			   SvPVx_nolen_const(ST(0)),
			   SvPVx_nolen_const(ST(0)) );
#endif
	    }
	}

	if ( ! ISA_CLASS_OBJ(req, "version")) {
	    /* req may very well be R/O, so create a new object */
	    req = sv_2mortal( NEW_VERSION(req) );
	}

	if ( VCMP( req, sv ) > 0 ) {
	    if ( hv_exists(MUTABLE_HV(SvRV(req)), "qv", 2 ) ) {
		req = VNORMAL(req);
		sv  = VNORMAL(sv);
	    }
	    else {
		req = VSTRINGIFY(req);
		sv  = VSTRINGIFY(sv);
	    }
	    Perl_croak(aTHX_ "%"HEKf" version %"SVf" required--"
		"this is only version %"SVf"", HEKfARG(HvNAME_HEK(pkg)),
		SVfARG(sv_2mortal(req)),
		SVfARG(sv_2mortal(sv)));
	}
    }
    ST(0) = ret;

    /* if the package's $VERSION is not undef, it is upgraded to be a version object */
    if (ISA_CLASS_OBJ(sv, "version")) {
	ST(0) = sv_2mortal(VSTRINGIFY(sv));
    } else {
	ST(0) = sv;
    }

    XSRETURN(1);
}

VXS(version_new)
{
    dVAR;
    dXSARGS;
    PERL_UNUSED_VAR(cv);
    SV *vs = items ? ST(1) : &PL_sv_undef;
    SV *rv;
    const char * classname = "";
    STRLEN len;
    U32 flags = 0;
    SP -= items;

    if (items > 3 || items == 0)
        Perl_croak(aTHX_ "Usage: version::new(class, version)");

    /* Just in case this is something like a tied hash */
    SvGETMAGIC(vs);

    if ( items == 1 || ! SvOK(vs) ) { /* no param or explicit undef */
        /* create empty object */
        vs = sv_newmortal();
        sv_setpvs(vs,"undef");
    }
    else if (items == 3 ) {
        vs = sv_newmortal();
#if PERL_VERSION == 5
        sv_setpvf(vs,"v%s",SvPV_nolen_const(ST(2)));
#else
        Perl_sv_setpvf(aTHX_ vs,"v%s",SvPV_nolen_const(ST(2)));
#endif
    }
    if ( sv_isobject(ST(0)) ) {
	/* get the class if called as an object method */
	const HV * stash = SvSTASH(SvRV(ST(0)));
	classname = HvNAME_get(stash);
	len	  = HvNAMELEN_get(stash);
#ifdef HvNAMEUTF8
	flags	  = HvNAMEUTF8(stash) ? SVf_UTF8 : 0;
#endif
    }
    else {
	classname = SvPV(ST(0), len);
	flags     = SvUTF8(ST(0));
    }

    rv = NEW_VERSION(vs);
    if ( len != sizeof(VXS_CLASS)-1
      || strcmp(classname,VXS_CLASS) != 0 ) /* inherited new() */
#if PERL_VERSION == 5
        sv_bless(rv, gv_stashpv((char *)classname, GV_ADD));
#else
        sv_bless(rv, gv_stashpvn(classname, len, GV_ADD | flags));
#endif

    mPUSHs(rv);
    PUTBACK;
    return;
}

#define VTYPECHECK(var, val, varname) \
    STMT_START {							\
	if (ISA_CLASS_OBJ(val, "version")) {				\
	    (var) = SvRV(val);						\
	}								\
	else								\
	    Perl_croak(aTHX_ varname " is not of type version");	\
    } STMT_END

VXS(version_stringify)
{
     dVAR;
     dXSARGS;
     if (items < 1)
	 croak_xs_usage(cv, "lobj, ...");
     SP -= items;
     {
	  SV *	lobj;
	  VTYPECHECK(lobj, ST(0), "lobj");

	  mPUSHs(VSTRINGIFY(lobj));

	  PUTBACK;
	  return;
     }
}

VXS(version_numify)
{
     dVAR;
     dXSARGS;
     if (items < 1)
	 croak_xs_usage(cv, "lobj, ...");
     SP -= items;
     {
	  SV *	lobj;
	  VTYPECHECK(lobj, ST(0), "lobj");
	  mPUSHs(VNUMIFY(lobj));
	  PUTBACK;
	  return;
     }
}

VXS(version_normal)
{
     dVAR;
     dXSARGS;
     if (items != 1)
	 croak_xs_usage(cv, "ver");
     SP -= items;
     {
	  SV *	ver;
	  VTYPECHECK(ver, ST(0), "ver");

	  mPUSHs(VNORMAL(ver));

	  PUTBACK;
	  return;
     }
}

VXS(version_vcmp)
{
     dVAR;
     dXSARGS;
     if (items < 1)
	 croak_xs_usage(cv, "lobj, ...");
     SP -= items;
     {
	  SV *	lobj;
	  VTYPECHECK(lobj, ST(0), "lobj");
	  {
	       SV	*rs;
	       SV	*rvs;
	       SV * robj = ST(1);
	       const IV	 swap = (IV)SvIV(ST(2));

	       if ( !ISA_CLASS_OBJ(robj, "version") )
	       {
		    robj = NEW_VERSION(SvOK(robj) ? robj : newSVpvs_flags("0", SVs_TEMP));
		    sv_2mortal(robj);
	       }
	       rvs = SvRV(robj);

	       if ( swap )
	       {
		    rs = newSViv(VCMP(rvs,lobj));
	       }
	       else
	       {
		    rs = newSViv(VCMP(lobj,rvs));
	       }

	       mPUSHs(rs);
	  }

	  PUTBACK;
	  return;
     }
}

VXS(version_boolean)
{
    dVAR;
    dXSARGS;
    SV *lobj;
    if (items < 1)
	croak_xs_usage(cv, "lobj, ...");
    SP -= items;
    VTYPECHECK(lobj, ST(0), "lobj");
    {
	SV * const rs =
	    newSViv( VCMP(lobj,
			  sv_2mortal(NEW_VERSION(
					sv_2mortal(newSVpvs("0"))
				    ))
			 )
		   );
	mPUSHs(rs);
	PUTBACK;
	return;
    }
}

VXS(version_noop)
{
    dVAR;
    dXSARGS;
    if (items < 1)
	croak_xs_usage(cv, "lobj, ...");
    if (ISA_CLASS_OBJ(ST(0), "version"))
	Perl_croak(aTHX_ "operation not supported with version object");
    else
	Perl_croak(aTHX_ "lobj is not of type version");
    XSRETURN_EMPTY;
}

VXS(version_is_alpha)
{
    dVAR;
    dXSARGS;
    if (items != 1)
	croak_xs_usage(cv, "lobj");
    SP -= items;
    {
	SV *lobj;
	VTYPECHECK(lobj, ST(0), "lobj");
	if ( hv_exists(MUTABLE_HV(lobj), "alpha", 5 ) )
	    XSRETURN_YES;
	else
	    XSRETURN_NO;
	PUTBACK;
	return;
    }
}

VXS(version_qv)
{
    dVAR;
    dXSARGS;
    PERL_UNUSED_ARG(cv);
    SP -= items;
    {
	SV * ver = ST(0);
	SV * rv;
        STRLEN len = 0;
        const char * classname = "";
        U32 flags = 0;
        if ( items == 2 ) {
	    SvGETMAGIC(ST(1));
	    if (SvOK(ST(1))) {
		ver = ST(1);
	    }
	    else {
		Perl_croak(aTHX_ "Invalid version format (version required)");
	    }
            if ( sv_isobject(ST(0)) ) { /* class called as an object method */
                const HV * stash = SvSTASH(SvRV(ST(0)));
                classname = HvNAME_get(stash);
                len       = HvNAMELEN_get(stash);
#ifdef HvNAMEUTF8
                flags     = HvNAMEUTF8(stash) ? SVf_UTF8 : 0;
#endif
            }
            else {
	       classname = SvPV(ST(0), len);
                flags     = SvUTF8(ST(0));
            }
	}
	if ( !SvVOK(ver) ) { /* not already a v-string */
	    rv = sv_newmortal();
	    SvSetSV_nosteal(rv,ver); /* make a duplicate */
	    UPG_VERSION(rv, TRUE);
	} else {
	    rv = sv_2mortal(NEW_VERSION(ver));
	}
	if ( items == 2 && (len != 7
                || strcmp(classname,"version")) ) { /* inherited new() */
#if PERL_VERSION == 5
	    sv_bless(rv, gv_stashpv((char *)classname, GV_ADD));
#else
	    sv_bless(rv, gv_stashpvn(classname, len, GV_ADD | flags));
#endif
        }
	PUSHs(rv);
    }
    PUTBACK;
    return;
}

VXS(version_is_qv)
{
    dVAR;
    dXSARGS;
    if (items != 1)
	croak_xs_usage(cv, "lobj");
    SP -= items;
    {
	SV *lobj;
	VTYPECHECK(lobj, ST(0), "lobj");
	if ( hv_exists(MUTABLE_HV(lobj), "qv", 2 ) )
	    XSRETURN_YES;
	else
	    XSRETURN_NO;
	PUTBACK;
	return;
    }
}

#endif
Commit	Line	Data
abc6d738 FC	1	/* This file is part of the "version" CPAN distribution. Please avoid
	2	editing it in the perl core. */
	3
b42aaea1 FC	4	#ifdef PERL_CORE
b42aaea1 FC	5	# define VXS_CLASS "version"
72f4d256	6	# define VXSp(name) XS_##name
b42aaea1 FC	7	#else
b42aaea1 FC	8	# define VXS_CLASS "version::vxs"
72f4d256	9	# define VXSp(name) VXS_##name
b42aaea1	10	#endif
72f4d256	11	#define VXS(name) XS(VXSp(name))
b42aaea1	12
abc6d738	13	#ifdef VXS_XSUB_DETAILS
b42aaea1	14	# ifdef PERL_CORE
98079c48	15	{"UNIVERSAL::VERSION", VXSp(universal_version), NULL},
b42aaea1	16	# endif
98079c48	17	{VXS_CLASS "::_VERSION", VXSp(universal_version), NULL},
72f4d256 FC	18	{VXS_CLASS "::()", VXSp(version_noop), NULL},
	19	{VXS_CLASS "::new", VXSp(version_new), NULL},
	20	{VXS_CLASS "::parse", VXSp(version_new), NULL},
	21	{VXS_CLASS "::(\"\"", VXSp(version_stringify), NULL},
	22	{VXS_CLASS "::stringify", VXSp(version_stringify), NULL},
	23	{VXS_CLASS "::(0+", VXSp(version_numify), NULL},
	24	{VXS_CLASS "::numify", VXSp(version_numify), NULL},
	25	{VXS_CLASS "::normal", VXSp(version_normal), NULL},
	26	{VXS_CLASS "::(cmp", VXSp(version_vcmp), NULL},
	27	{VXS_CLASS "::(<=>", VXSp(version_vcmp), NULL},
b42aaea1 FC	28	# ifdef PERL_CORE
	29	{VXS_CLASS "::vcmp", XS_version_vcmp, NULL},
	30	# else
72f4d256	31	{VXS_CLASS "::VCMP", VXS_version_vcmp, NULL},
b42aaea1	32	# endif
72f4d256 FC	33	{VXS_CLASS "::(bool", VXSp(version_boolean), NULL},
	34	{VXS_CLASS "::boolean", VXSp(version_boolean), NULL},
	35	{VXS_CLASS "::(+", VXSp(version_noop), NULL},
	36	{VXS_CLASS "::(-", VXSp(version_noop), NULL},
	37	{VXS_CLASS "::(*", VXSp(version_noop), NULL},
	38	{VXS_CLASS "::(/", VXSp(version_noop), NULL},
	39	{VXS_CLASS "::(+=", VXSp(version_noop), NULL},
	40	{VXS_CLASS "::(-=", VXSp(version_noop), NULL},
	41	{VXS_CLASS "::(*=", VXSp(version_noop), NULL},
	42	{VXS_CLASS "::(/=", VXSp(version_noop), NULL},
	43	{VXS_CLASS "::(abs", VXSp(version_noop), NULL},
	44	{VXS_CLASS "::(nomethod", VXSp(version_noop), NULL},
	45	{VXS_CLASS "::noop", VXSp(version_noop), NULL},
	46	{VXS_CLASS "::is_alpha", VXSp(version_is_alpha), NULL},
	47	{VXS_CLASS "::qv", VXSp(version_qv), NULL},
	48	{VXS_CLASS "::declare", VXSp(version_qv), NULL},
	49	{VXS_CLASS "::is_qv", VXSp(version_is_qv), NULL},
abc6d738 FC	50	#else
abc6d738 FC	51
04df8d4d FC	52	#ifndef dVAR
	53	# define dVAR
	54	#endif
	55
0c96c511 FC	56	#ifdef HvNAME_HEK
	57	typedef HEK HVNAME;
	58	# ifndef HEKf
	59	# define HEKfARG(arg) ((void*)(sv_2mortal(newSVhek(arg))))
	60	# define HEKf SVf
	61	# endif
	62	#else
	63	typedef char HVNAME;
	64	# define HvNAME_HEK HvNAME_get
	65	# define HEKfARG(arg) arg
	66	# define HEKf "s"
	67	#endif
	68
98079c48	69	VXS(universal_version)
abc6d738 FC	70	{
	71	dVAR;
	72	dXSARGS;
	73	HV *pkg;
	74	GV **gvp;
	75	GV *gv;
0c96c511	76	SV *ret;
abc6d738 FC	77	SV *sv;
	78	const char *undef;
	79	PERL_UNUSED_ARG(cv);
	80
8372457d FC	81	if (items < 1)
	82	Perl_croak(aTHX_ "Usage: UNIVERSAL::VERSION(sv, ...)");
	83
0c96c511 FC	84	sv = ST(0);
	85
	86	if (SvROK(sv)) {
	87	sv = (SV*)SvRV(sv);
abc6d738 FC	88	if (!SvOBJECT(sv))
	89	Perl_croak(aTHX_ "Cannot find version of an unblessed reference");
	90	pkg = SvSTASH(sv);
	91	}
	92	else {
0c96c511	93	pkg = gv_stashsv(sv, FALSE);
abc6d738 FC	94	}
abc6d738 FC	95
0c96c511	96	gvp = pkg ? (GV)hv_fetchs(pkg,"VERSION",FALSE) : (GV)NULL;
abc6d738 FC	97
abc6d738 FC	98	if (gvp && isGV(gv = *gvp) && (sv = GvSV(gv)) && SvOK(sv)) {
0c96c511	99	sv = sv_mortalcopy(sv);
4141ef59	100	if ( ! ISA_CLASS_OBJ(sv, "version"))
0c96c511	101	UPG_VERSION(sv, FALSE);
abc6d738 FC	102	undef = NULL;
	103	}
	104	else {
0c96c511	105	sv = ret = &PL_sv_undef;
abc6d738 FC	106	undef = "(undef)";
	107	}
	108
	109	if (items > 1) {
	110	SV *req = ST(1);
	111
	112	if (undef) {
	113	if (pkg) {
0c96c511 FC	114	const HVNAME* const name = HvNAME_HEK(pkg);
	115	#if PERL_VERSION == 5
	116	Perl_croak(aTHX_ "%s version %s required--this is only version ",
	117	name, SvPVx_nolen_const(req));
	118	#else
abc6d738 FC	119	Perl_croak(aTHX_
	120	"%"HEKf" does not define $%"HEKf
	121	"::VERSION--version check failed",
	122	HEKfARG(name), HEKfARG(name));
0c96c511 FC	123	#endif
	124	}
	125	else {
	126	#if PERL_VERSION >= 8
abc6d738 FC	127	Perl_croak(aTHX_
abc6d738 FC	128	"%"SVf" defines neither package nor VERSION--version check failed",
0c96c511 FC	129	(void*)(ST(0)) );
	130	#else
	131	Perl_croak(aTHX_ "%s does not define $%s::VERSION--version check failed",
	132	SvPVx_nolen_const(ST(0)),
	133	SvPVx_nolen_const(ST(0)) );
	134	#endif
abc6d738 FC	135	}
	136	}
	137
0c96c511	138	if ( ! ISA_CLASS_OBJ(req, "version")) {
abc6d738	139	/* req may very well be R/O, so create a new object */
0c96c511	140	req = sv_2mortal( NEW_VERSION(req) );
abc6d738 FC	141	}
abc6d738 FC	142
0c96c511	143	if ( VCMP( req, sv ) > 0 ) {
abc6d738	144	if ( hv_exists(MUTABLE_HV(SvRV(req)), "qv", 2 ) ) {
0c96c511 FC	145	req = VNORMAL(req);
	146	sv = VNORMAL(sv);
	147	}
	148	else {
	149	req = VSTRINGIFY(req);
	150	sv = VSTRINGIFY(sv);
abc6d738	151	}
0c96c511 FC	152	Perl_croak(aTHX_ "%"HEKf" version %"SVf" required--"
	153	"this is only version %"SVf"", HEKfARG(HvNAME_HEK(pkg)),
	154	SVfARG(sv_2mortal(req)),
	155	SVfARG(sv_2mortal(sv)));
abc6d738 FC	156	}
abc6d738 FC	157	}
0c96c511	158	ST(0) = ret;
abc6d738	159
0c96c511 FC	160	/* if the package's $VERSION is not undef, it is upgraded to be a version object */
	161	if (ISA_CLASS_OBJ(sv, "version")) {
	162	ST(0) = sv_2mortal(VSTRINGIFY(sv));
abc6d738 FC	163	} else {
	164	ST(0) = sv;
	165	}
	166
	167	XSRETURN(1);
	168	}
	169
72f4d256	170	VXS(version_new)
abc6d738 FC	171	{
	172	dVAR;
	173	dXSARGS;
e1c774b6 FC	174	PERL_UNUSED_VAR(cv);
	175	SV *vs = items ? ST(1) : &PL_sv_undef;
	176	SV *rv;
	177	const char * classname = "";
	178	STRLEN len;
	179	U32 flags = 0;
abc6d738	180	SP -= items;
abc6d738	181
e1c774b6 FC	182	if (items > 3 \|\| items == 0)
e1c774b6 FC	183	Perl_croak(aTHX_ "Usage: version::new(class, version)");
abc6d738	184
e1c774b6 FC	185	/* Just in case this is something like a tied hash */
	186	SvGETMAGIC(vs);
	187
	188	if ( items == 1 \|\| ! SvOK(vs) ) { /* no param or explicit undef */
	189	/* create empty object */
	190	vs = sv_newmortal();
	191	sv_setpvs(vs,"undef");
	192	}
	193	else if (items == 3 ) {
	194	vs = sv_newmortal();
	195	#if PERL_VERSION == 5
	196	sv_setpvf(vs,"v%s",SvPV_nolen_const(ST(2)));
	197	#else
	198	Perl_sv_setpvf(aTHX_ vs,"v%s",SvPV_nolen_const(ST(2)));
	199	#endif
	200	}
	201	if ( sv_isobject(ST(0)) ) {
	202	/* get the class if called as an object method */
	203	const HV * stash = SvSTASH(SvRV(ST(0)));
	204	classname = HvNAME_get(stash);
	205	len = HvNAMELEN_get(stash);
	206	#ifdef HvNAMEUTF8
	207	flags = HvNAMEUTF8(stash) ? SVf_UTF8 : 0;
	208	#endif
	209	}
	210	else {
	211	classname = SvPV(ST(0), len);
	212	flags = SvUTF8(ST(0));
abc6d738	213	}
e1c774b6 FC	214
	215	rv = NEW_VERSION(vs);
	216	if ( len != sizeof(VXS_CLASS)-1
	217	\|\| strcmp(classname,VXS_CLASS) != 0 ) /* inherited new() */
	218	#if PERL_VERSION == 5
	219	sv_bless(rv, gv_stashpv((char *)classname, GV_ADD));
	220	#else
	221	sv_bless(rv, gv_stashpvn(classname, len, GV_ADD \| flags));
	222	#endif
	223
	224	mPUSHs(rv);
	225	PUTBACK;
	226	return;
abc6d738 FC	227	}
abc6d738 FC	228
5d450c46 FC	229	#define VTYPECHECK(var, val, varname) \
	230	STMT_START { \
	231	if (ISA_CLASS_OBJ(val, "version")) { \
	232	(var) = SvRV(val); \
	233	} \
	234	else \
	235	Perl_croak(aTHX_ varname " is not of type version"); \
	236	} STMT_END
	237
72f4d256	238	VXS(version_stringify)
abc6d738 FC	239	{
	240	dVAR;
	241	dXSARGS;
	242	if (items < 1)
	243	croak_xs_usage(cv, "lobj, ...");
	244	SP -= items;
	245	{
5d450c46 FC	246	SV * lobj;
5d450c46 FC	247	VTYPECHECK(lobj, ST(0), "lobj");
abc6d738	248
5d450c46	249	mPUSHs(VSTRINGIFY(lobj));
abc6d738 FC	250
	251	PUTBACK;
	252	return;
	253	}
	254	}
	255
72f4d256	256	VXS(version_numify)
abc6d738 FC	257	{
	258	dVAR;
	259	dXSARGS;
	260	if (items < 1)
	261	croak_xs_usage(cv, "lobj, ...");
	262	SP -= items;
	263	{
5d450c46 FC	264	SV * lobj;
	265	VTYPECHECK(lobj, ST(0), "lobj");
	266	mPUSHs(VNUMIFY(lobj));
abc6d738 FC	267	PUTBACK;
	268	return;
	269	}
	270	}
	271
72f4d256	272	VXS(version_normal)
abc6d738 FC	273	{
	274	dVAR;
	275	dXSARGS;
b47c4431	276	if (items != 1)
5d450c46	277	croak_xs_usage(cv, "ver");
abc6d738 FC	278	SP -= items;
abc6d738 FC	279	{
5d450c46 FC	280	SV * ver;
5d450c46 FC	281	VTYPECHECK(ver, ST(0), "ver");
abc6d738	282
5d450c46	283	mPUSHs(VNORMAL(ver));
abc6d738 FC	284
	285	PUTBACK;
	286	return;
	287	}
	288	}
	289
72f4d256	290	VXS(version_vcmp)
abc6d738 FC	291	{
	292	dVAR;
	293	dXSARGS;
	294	if (items < 1)
	295	croak_xs_usage(cv, "lobj, ...");
	296	SP -= items;
	297	{
5d450c46 FC	298	SV * lobj;
5d450c46 FC	299	VTYPECHECK(lobj, ST(0), "lobj");
abc6d738 FC	300	{
	301	SV *rs;
	302	SV *rvs;
	303	SV * robj = ST(1);
	304	const IV swap = (IV)SvIV(ST(2));
	305
4141ef59	306	if ( !ISA_CLASS_OBJ(robj, "version") )
abc6d738	307	{
5d450c46	308	robj = NEW_VERSION(SvOK(robj) ? robj : newSVpvs_flags("0", SVs_TEMP));
abc6d738 FC	309	sv_2mortal(robj);
	310	}
	311	rvs = SvRV(robj);
	312
	313	if ( swap )
	314	{
5d450c46	315	rs = newSViv(VCMP(rvs,lobj));
abc6d738 FC	316	}
	317	else
	318	{
5d450c46	319	rs = newSViv(VCMP(lobj,rvs));
abc6d738 FC	320	}
	321
	322	mPUSHs(rs);
	323	}
	324
	325	PUTBACK;
	326	return;
	327	}
	328	}
	329
72f4d256	330	VXS(version_boolean)
abc6d738 FC	331	{
	332	dVAR;
	333	dXSARGS;
5d450c46	334	SV *lobj;
abc6d738 FC	335	if (items < 1)
	336	croak_xs_usage(cv, "lobj, ...");
	337	SP -= items;
5d450c46 FC	338	VTYPECHECK(lobj, ST(0), "lobj");
5d450c46 FC	339	{
abc6d738	340	SV * const rs =
5d450c46 FC	341	newSViv( VCMP(lobj,
5d450c46 FC	342	sv_2mortal(NEW_VERSION(
abc6d738 FC	343	sv_2mortal(newSVpvs("0"))
	344	))
	345	)
	346	);
	347	mPUSHs(rs);
	348	PUTBACK;
	349	return;
	350	}
abc6d738 FC	351	}
abc6d738 FC	352
72f4d256	353	VXS(version_noop)
abc6d738 FC	354	{
	355	dVAR;
	356	dXSARGS;
	357	if (items < 1)
	358	croak_xs_usage(cv, "lobj, ...");
5d450c46	359	if (ISA_CLASS_OBJ(ST(0), "version"))
abc6d738 FC	360	Perl_croak(aTHX_ "operation not supported with version object");
	361	else
	362	Perl_croak(aTHX_ "lobj is not of type version");
abc6d738	363	XSRETURN_EMPTY;
abc6d738 FC	364	}
abc6d738 FC	365
72f4d256	366	VXS(version_is_alpha)
abc6d738 FC	367	{
	368	dVAR;
	369	dXSARGS;
	370	if (items != 1)
	371	croak_xs_usage(cv, "lobj");
	372	SP -= items;
5d450c46 FC	373	{
	374	SV *lobj;
	375	VTYPECHECK(lobj, ST(0), "lobj");
0f6a6701	376	if ( hv_exists(MUTABLE_HV(lobj), "alpha", 5 ) )
abc6d738 FC	377	XSRETURN_YES;
	378	else
	379	XSRETURN_NO;
	380	PUTBACK;
	381	return;
	382	}
abc6d738 FC	383	}
abc6d738 FC	384
72f4d256	385	VXS(version_qv)
abc6d738 FC	386	{
	387	dVAR;
	388	dXSARGS;
	389	PERL_UNUSED_ARG(cv);
	390	SP -= items;
	391	{
	392	SV * ver = ST(0);
	393	SV * rv;
	394	STRLEN len = 0;
	395	const char * classname = "";
	396	U32 flags = 0;
	397	if ( items == 2 ) {
	398	SvGETMAGIC(ST(1));
	399	if (SvOK(ST(1))) {
	400	ver = ST(1);
	401	}
	402	else {
	403	Perl_croak(aTHX_ "Invalid version format (version required)");
	404	}
	405	if ( sv_isobject(ST(0)) ) { /* class called as an object method */
	406	const HV * stash = SvSTASH(SvRV(ST(0)));
5d450c46 FC	407	classname = HvNAME_get(stash);
	408	len = HvNAMELEN_get(stash);
	409	#ifdef HvNAMEUTF8
abc6d738	410	flags = HvNAMEUTF8(stash) ? SVf_UTF8 : 0;
5d450c46	411	#endif
abc6d738 FC	412	}
	413	else {
	414	classname = SvPV(ST(0), len);
	415	flags = SvUTF8(ST(0));
	416	}
5d450c46	417	}
abc6d738 FC	418	if ( !SvVOK(ver) ) { /* not already a v-string */
abc6d738 FC	419	rv = sv_newmortal();
95a23f5d	420	SvSetSV_nosteal(rv,ver); /* make a duplicate */
5d450c46	421	UPG_VERSION(rv, TRUE);
abc6d738	422	} else {
5d450c46	423	rv = sv_2mortal(NEW_VERSION(ver));
abc6d738	424	}
8a3edca7	425	if ( items == 2 && (len != 7
5d450c46 FC	426	\|\| strcmp(classname,"version")) ) { /* inherited new() */
	427	#if PERL_VERSION == 5
	428	sv_bless(rv, gv_stashpv((char *)classname, GV_ADD));
	429	#else
abc6d738	430	sv_bless(rv, gv_stashpvn(classname, len, GV_ADD \| flags));
5d450c46	431	#endif
abc6d738 FC	432	}
	433	PUSHs(rv);
	434	}
	435	PUTBACK;
	436	return;
	437	}
	438
72f4d256	439	VXS(version_is_qv)
abc6d738 FC	440	{
	441	dVAR;
	442	dXSARGS;
	443	if (items != 1)
	444	croak_xs_usage(cv, "lobj");
	445	SP -= items;
5d450c46 FC	446	{
	447	SV *lobj;
	448	VTYPECHECK(lobj, ST(0), "lobj");
0f6a6701	449	if ( hv_exists(MUTABLE_HV(lobj), "qv", 2 ) )
abc6d738 FC	450	XSRETURN_YES;
	451	else
	452	XSRETURN_NO;
	453	PUTBACK;
	454	return;
	455	}
abc6d738 FC	456	}
	457
	458	#endif