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PXPerlWrap (PXPerl, reloaded)

, 3 Nov 2004
A comprehensive Perl embedding solution.
pxperldemo.zip
PERL_CORE
arpa
perl58.lib
PerlEz.lib
sys
Release
lib
auto
PerlIO
encoding
encoding.dll
scalar
scalar.dll
via
via.dll
Carp.pm
Exporter.pm
PerlIO
encoding.pm
scalar.pm
via
QuotedPrint.pm
via.pm
PerlIO.pm
strict.pm
Symbol.pm
THESE ARE REQUIRED LIBs
warnings.pm
XSLoader.pm
perl58.dll
PXPerlDemo.exe
res
perl.ico
perl2.ico
perl3.ico
perlsistent.pl
PXPerlDemo.ico
PXPerlDemo.manifest
pxperl_demo.zip
perl58.lib
PerlEz.lib
encoding.dll
scalar.dll
via.dll
Carp.pm
Exporter.pm
encoding.pm
scalar.pm
QuotedPrint.pm
via.pm
PerlIO.pm
strict.pm
Symbol.pm
THESE ARE REQUIRED LIBs
warnings.pm
XSLoader.pm
perl58.dll
PXPerlDemo.exe
perl.ico
perl2.ico
perl3.ico
perlsistent.pl
PXPerlDemo.ico
PXPerlDemo.manifest
/*    gv.h
 *
 *    Copyright (c) 1991-2002, Larry Wall
 *
 *    You may distribute under the terms of either the GNU General Public
 *    License or the Artistic License, as specified in the README file.
 *
 */

struct gp {
    SV *	gp_sv;		/* scalar value */
    U32		gp_refcnt;	/* how many globs point to this? */
    struct io *	gp_io;		/* filehandle value */
    CV *	gp_form;	/* format value */
    AV *	gp_av;		/* array value */
    HV *	gp_hv;		/* hash value */
    GV *	gp_egv;		/* effective gv, if *glob */
    CV *	gp_cv;		/* subroutine value */
    U32		gp_cvgen;	/* generational validity of cached gv_cv */
    U32		gp_flags;	/* XXX unused */
    line_t	gp_line;	/* line first declared at (for -w) */
    char *	gp_file;	/* file first declared in (for -w) */
};

#define GvXPVGV(gv)	((XPVGV*)SvANY(gv))

#define GvGP(gv)	(GvXPVGV(gv)->xgv_gp)
#define GvNAME(gv)	(GvXPVGV(gv)->xgv_name)
#define GvNAMELEN(gv)	(GvXPVGV(gv)->xgv_namelen)
#define GvSTASH(gv)	(GvXPVGV(gv)->xgv_stash)
#define GvFLAGS(gv)	(GvXPVGV(gv)->xgv_flags)

/*
=head1 GV Functions

=for apidoc Am|SV*|GvSV|GV* gv

Return the SV from the GV.

=cut
*/

#define GvSV(gv)	(GvGP(gv)->gp_sv)
#define GvREFCNT(gv)	(GvGP(gv)->gp_refcnt)
#define GvIO(gv)	((gv) && SvTYPE((SV*)gv) == SVt_PVGV && GvGP(gv) ? GvIOp(gv) : 0)
#define GvIOp(gv)	(GvGP(gv)->gp_io)
#define GvIOn(gv)	(GvIO(gv) ? GvIOp(gv) : GvIOp(gv_IOadd(gv)))

#define GvFORM(gv)	(GvGP(gv)->gp_form)
#define GvAV(gv)	(GvGP(gv)->gp_av)

/* This macro is deprecated.  Do not use! */
#define GvREFCNT_inc(gv) ((GV*)SvREFCNT_inc(gv))	/* DO NOT USE */

#define GvAVn(gv)	(GvGP(gv)->gp_av ? \
			 GvGP(gv)->gp_av : \
			 GvGP(gv_AVadd(gv))->gp_av)
#define GvHV(gv)	((GvGP(gv))->gp_hv)

#define GvHVn(gv)	(GvGP(gv)->gp_hv ? \
			 GvGP(gv)->gp_hv : \
			 GvGP(gv_HVadd(gv))->gp_hv)

#define GvCV(gv)	(GvGP(gv)->gp_cv)
#define GvCVGEN(gv)	(GvGP(gv)->gp_cvgen)
#define GvCVu(gv)	(GvGP(gv)->gp_cvgen ? Nullcv : GvGP(gv)->gp_cv)

#define GvGPFLAGS(gv)	(GvGP(gv)->gp_flags)

#define GvLINE(gv)	(GvGP(gv)->gp_line)
#define GvFILE(gv)	(GvGP(gv)->gp_file)
#define GvFILEGV(gv)	(gv_fetchfile(GvFILE(gv)))

#define GvEGV(gv)	(GvGP(gv)->gp_egv)
#define GvENAME(gv)	GvNAME(GvEGV(gv) ? GvEGV(gv) : gv)
#define GvESTASH(gv)	GvSTASH(GvEGV(gv) ? GvEGV(gv) : gv)

#define GVf_INTRO	0x01
#define GVf_MULTI	0x02
#define GVf_ASSUMECV	0x04
#define GVf_IN_PAD	0x08
#define GVf_IMPORTED	0xF0
#define GVf_IMPORTED_SV	  0x10
#define GVf_IMPORTED_AV	  0x20
#define GVf_IMPORTED_HV	  0x40
#define GVf_IMPORTED_CV	  0x80

#define GvINTRO(gv)		(GvFLAGS(gv) & GVf_INTRO)
#define GvINTRO_on(gv)		(GvFLAGS(gv) |= GVf_INTRO)
#define GvINTRO_off(gv)		(GvFLAGS(gv) &= ~GVf_INTRO)

#define GvMULTI(gv)		(GvFLAGS(gv) & GVf_MULTI)
#define GvMULTI_on(gv)		(GvFLAGS(gv) |= GVf_MULTI)
#define GvMULTI_off(gv)		(GvFLAGS(gv) &= ~GVf_MULTI)

#define GvASSUMECV(gv)		(GvFLAGS(gv) & GVf_ASSUMECV)
#define GvASSUMECV_on(gv)	(GvFLAGS(gv) |= GVf_ASSUMECV)
#define GvASSUMECV_off(gv)	(GvFLAGS(gv) &= ~GVf_ASSUMECV)

#define GvIMPORTED(gv)		(GvFLAGS(gv) & GVf_IMPORTED)
#define GvIMPORTED_on(gv)	(GvFLAGS(gv) |= GVf_IMPORTED)
#define GvIMPORTED_off(gv)	(GvFLAGS(gv) &= ~GVf_IMPORTED)

#define GvIMPORTED_SV(gv)	(GvFLAGS(gv) & GVf_IMPORTED_SV)
#define GvIMPORTED_SV_on(gv)	(GvFLAGS(gv) |= GVf_IMPORTED_SV)
#define GvIMPORTED_SV_off(gv)	(GvFLAGS(gv) &= ~GVf_IMPORTED_SV)

#define GvIMPORTED_AV(gv)	(GvFLAGS(gv) & GVf_IMPORTED_AV)
#define GvIMPORTED_AV_on(gv)	(GvFLAGS(gv) |= GVf_IMPORTED_AV)
#define GvIMPORTED_AV_off(gv)	(GvFLAGS(gv) &= ~GVf_IMPORTED_AV)

#define GvIMPORTED_HV(gv)	(GvFLAGS(gv) & GVf_IMPORTED_HV)
#define GvIMPORTED_HV_on(gv)	(GvFLAGS(gv) |= GVf_IMPORTED_HV)
#define GvIMPORTED_HV_off(gv)	(GvFLAGS(gv) &= ~GVf_IMPORTED_HV)

#define GvIMPORTED_CV(gv)	(GvFLAGS(gv) & GVf_IMPORTED_CV)
#define GvIMPORTED_CV_on(gv)	(GvFLAGS(gv) |= GVf_IMPORTED_CV)
#define GvIMPORTED_CV_off(gv)	(GvFLAGS(gv) &= ~GVf_IMPORTED_CV)

#define GvIN_PAD(gv)		(GvFLAGS(gv) & GVf_IN_PAD)
#define GvIN_PAD_on(gv)		(GvFLAGS(gv) |= GVf_IN_PAD)
#define GvIN_PAD_off(gv)	(GvFLAGS(gv) &= ~GVf_IN_PAD)

/* XXX: all GvFLAGS options are used, borrowing GvGPFLAGS for the moment */

#define GVf_UNIQUE           0x0001
#define GvUNIQUE(gv)         (GvGP(gv) && (GvGPFLAGS(gv) & GVf_UNIQUE))
#define GvUNIQUE_on(gv)      (GvGPFLAGS(gv) |= GVf_UNIQUE)
#define GvUNIQUE_off(gv)     (GvGPFLAGS(gv) &= ~GVf_UNIQUE)

#ifdef USE_ITHREADS
#define GV_UNIQUE_CHECK
#else
#undef  GV_UNIQUE_CHECK
#endif

#define Nullgv Null(GV*)

#define DM_UID   0x003
#define DM_RUID   0x001
#define DM_EUID   0x002
#define DM_GID   0x030
#define DM_RGID   0x010
#define DM_EGID   0x020
#define DM_DELAY 0x100

/*
 * symbol creation flags, for use in gv_fetchpv() and get_*v()
 */
#define GV_ADD		0x01	/* add, if symbol not already there */
#define GV_ADDMULTI	0x02	/* add, pretending it has been added already */
#define GV_ADDWARN	0x04	/* add, but warn if symbol wasn't already there */
#define GV_ADDINEVAL	0x08	/* add, as though we're doing so within an eval */
#define GV_NOINIT	0x10	/* add, but don't init symbol, if type != PVGV */

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PixiGreg
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France France
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