Do not raise an error if the group does not exist in the gshadow file.

ChangeLog

@@ -1,3 +1,8 @@
+2008-03-08  Nicolas François  <nicolas.francois@centraliens.net>
+
+	* src/groupdel.c: Do not raise an error if the group does not
+	exist in the gshadow file.
+
 2008-03-08  Nicolas François  <nicolas.francois@centraliens.net>
 
 	* etc/login.defs: Document MAX_MEMBERS_PER_GROUP.

NEWS

@@ -31,6 +31,8 @@ shadow-4.1.0 -> shadow-4.1.1						UNRELEASED
 - groupadd
   * New option -p/--password to specify an encrypted password.
   * New option -r, --system for system accounts.
+- groupdel
+  * Do not fail if the group does not exist in the gshadow file.
 - groupmems
   * Fix buffer overflow when adding an user to a group. Thanks to Peter Vrabec.
 - groupmod

src/groupdel.c

@@ -99,10 +99,13 @@ static void grp_update (void)
 	/*
 	 * Delete the shadow group entries as well.
 	 */
-	if (is_shadow_grp && !sgr_remove (group_name)) {
-		fprintf (stderr,
-			 _("%s: error removing shadow group entry\n"), Prog);
-		errors++;
+	if (is_shadow_grp && (sgr_locate (group_name) != NULL)) {
+		if (!sgr_remove (group_name)) {
+			fprintf (stderr,
+			         _("%s: error removing shadow group entry\n"),
+			         Prog);
+			errors++;
+		}
 	}
 #endif				/* SHADOWGRP */
 #ifdef WITH_AUDIT