===================================================================
RCS file: /cvsrepo/anoncvs/cvs/src/usr.bin/rcs/rcsprog.c,v
retrieving revision 1.140
retrieving revision 1.141
diff -u -r1.140 -r1.141
--- src/usr.bin/rcs/rcsprog.c	2008/02/24 15:13:18	1.140
+++ src/usr.bin/rcs/rcsprog.c	2008/03/04 16:43:51	1.141
@@ -1,4 +1,4 @@
-/*	$OpenBSD: rcsprog.c,v 1.140 2008/02/24 15:13:18 xsa Exp $	*/
+/*	$OpenBSD: rcsprog.c,v 1.141 2008/03/04 16:43:51 joris Exp $	*/
 /*
  * Copyright (c) 2005 Jean-Francois Brousseau <jfb@openbsd.org>
  * All rights reserved.
@@ -436,6 +436,12 @@
 			const char *username;
 			char rev_str[RCS_REV_BUFSZ];
 
+			if (file->rf_head == NULL) {
+				warnx("%s contains no revisions", fpath);
+				rcs_close(file);
+				continue;
+			}
+
 			if ((username = getlogin()) == NULL)
 				err(1, "getlogin");
 			if (lrev == NULL) {
@@ -461,6 +467,12 @@
 			RCSNUM *rev;
 			const char *username;
 			char rev_str[RCS_REV_BUFSZ];
+
+			if (file->rf_head == NULL) {
+				warnx("%s contains no revisions", fpath);
+				rcs_close(file);
+				continue;
+			}
 
 			if ((username = getlogin()) == NULL)
 				err(1, "getlogin");