/* sv.h
*
- * Copyright (c) 1991-2003, Larry Wall
+ * Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999,
+ * 2000, 2001, 2002, 2003, by Larry Wall and others
*
* You may distribute under the terms of either the GNU General Public
* License or the Artistic License, as specified in the README file.
STRLEN xlv_targoff;
STRLEN xlv_targlen;
SV* xlv_targ;
- char xlv_type;
+ char xlv_type; /* k=keys .=pos x=substr v=vec /=join/re
+ * y=alem/helem/iter t=tie T=tied HE */
};
struct xpvgv {
U8 xbm_rare; /* rarest character in string */
};
-/* This structure much match XPVCV in cv.h */
+/* This structure must match XPVCV in cv.h */
typedef U16 cv_flags_t;
Guarantees to evaluate sv only once; use the more efficient C<SvPVbyte>
otherwise.
+=for apidoc Am|bool|SvIsCOW|SV* sv
+Returns a boolean indicating whether the SV is Copy-On-Write. (either shared
+hash key scalars, or full Copy On Write scalars if 5.9.0 is configured for
+COW)
+
+=for apidoc Am|bool|SvIsCOW_shared_hash|SV* sv
+Returns a boolean indicating whether the SV is Copy-On-Write shared hash key
+scalar.
=cut
*/