/* gv.h
*
- * Copyright (c) 1991-1999, Larry Wall
+ * 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.
#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 ? GvIOp(gv) : 0)
#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 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 */
-#define GV_ADDOUR 0x20 /* add "our" variable */