X-Git-Url: http://git.shadowcat.co.uk/gitweb/gitweb.cgi?a=blobdiff_plain;f=cv.h;h=825a968e42b0abcacb6c17ecf39678952e5de199;hb=e509e6934ce7cafd6c279046164b9b6255429d8a;hp=e1191b6fce128904c317cbf498eaf069e873e0cb;hpb=06492da604676b8820ba5623ac813ceec4f48731;p=p5sagit%2Fp5-mst-13.2.git

diff --git a/cv.h b/cv.h
index e1191b6..825a968 100644
--- a/cv.h
+++ b/cv.h
@@ -1,13 +1,14 @@
 /*    cv.h
  *
- *    Copyright (c) 1991-2002, Larry Wall
+ *    Copyright (C) 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1999,
+ *    2000, 2001, 2002, 2003, 2004, 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.
  *
  */
 
-/* This structure much match XPVCV in B/C.pm and the beginning of XPVFM
+/* This structure must match XPVCV in B/C.pm and the beginning of XPVFM
  * in sv.h  */
 
 struct xpvcv {
@@ -74,7 +75,10 @@ Returns the stash of the CV.
 #define CVf_CLONED	0x0002	/* a clone of one of those */
 #define CVf_ANON	0x0004	/* CvGV() can't be trusted */
 #define CVf_OLDSTYLE	0x0008
-#define CVf_UNIQUE	0x0010	/* can't be cloned */
+#define CVf_UNIQUE	0x0010	/* sub is only called once (eg PL_main_cv,
+				 * require, eval). Not to be confused
+				 * with the GVf_UNIQUE flag associated
+				 * with the :unique attribute */
 #define CVf_NODEBUG	0x0020	/* no DB::sub indirection for this CV
 				   (esp. useful for special XSUBs) */
 #define CVf_METHOD	0x0040	/* CV is explicitly marked as a method */