shadow/userdel-script.patch

Index: lib/getdef.c
===================================================================
--- lib/getdef.c.orig
+++ lib/getdef.c
@@ -126,6 +126,8 @@ static struct itemdef def_table[] = {
 	{"UID_MIN", NULL},
 	{"UMASK", NULL},
 	{"USERDEL_CMD", NULL},
+	{"USERDEL_PRECMD", NULL},
+	{"USERDEL_POSTCMD", NULL},
 	{"USERGROUPS_ENAB", NULL},
 #ifndef USE_PAM
 	PAMDEFS
Index: etc/login.defs
===================================================================
--- etc/login.defs.orig
+++ etc/login.defs
@@ -216,9 +216,25 @@ DEFAULT_HOME	yes
 # It should remove any at/cron/print jobs etc. owned by
 # the user to be removed (passed as the first argument).
 #
+# See also USERDEL_PRECMD and USERDEL_POSTCMD below.
+#
 #USERDEL_CMD	/usr/sbin/userdel_local
 
 #
+# If defined, this command is run before removing a user.
+# It should remove any at/cron/print jobs etc. owned by
+# the user to be removed.
+#
+USERDEL_PRECMD          /usr/sbin/userdel-pre.local
+
+#
+# If defined, this command is run after removing a user.
+# It should rebuild any NIS database etc. to remove the
+# account from it.
+#
+USERDEL_POSTCMD         /usr/sbin/userdel-post.local
+
+#
 # Enable setting of the umask group bits to be the same as owner bits
 # (examples: 022 -> 002, 077 -> 007) for non-root users, if the uid is
 # the same as gid, and username is the same as the primary group name.
Index: src/userdel.c
===================================================================
--- src/userdel.c.orig
+++ src/userdel.c
@@ -125,7 +125,7 @@ static void close_files (void);
 static void fail_exit (int);
 static void open_files (void);
 static void update_user (void);
-static void user_cancel (const char *);
+static void call_script (const char *, const char *);
 
 #ifdef EXTRA_CHECK_HOME_DIR
 static bool path_prefix (const char *, const char *);
@@ -767,13 +767,13 @@ static void update_user (void)
  *	cron, at, or print jobs.
  */
 
-static void user_cancel (const char *user)
+static void call_script (const char *program, const char *user)
 {
 	const char *cmd;
 	const char *argv[3];
 	int status;
 
-	cmd = getdef_str ("USERDEL_CMD");
+	cmd = getdef_str (program);
 	if (NULL == cmd) {
 		return;
 	}
@@ -1213,9 +1213,10 @@ int main (int argc, char **argv)
 	}
 
 	/*
-	 * Do the hard stuff - open the files, create the user entries,
-	 * create the home directory, then close and update the files.
+	 * Do the hard stuff - open the files, remove the user entries,
+	 * remove the home directory, then close and update the files.
 	 */
+	call_script ("USERDEL_PRECMD", user_name);
 	open_files ();
 	update_user ();
 	update_groups ();
@@ -1319,7 +1320,7 @@ int main (int argc, char **argv)
 	 * the entry from /etc/passwd.
 	 */
 	if(prefix[0] == '\0')
-		user_cancel (user_name);
+		call_script ("USERDEL_CMD", user_name);
 	close_files ();
 
 #ifdef WITH_TCB
@@ -1329,6 +1330,9 @@ int main (int argc, char **argv)
 	nscd_flush_cache ("passwd");
 	nscd_flush_cache ("group");
 
+	/* Call the post script, for example to rebuild NIS database */
+	call_script ("USERDEL_POSTCMD", user_name);
+
 	return ((0 != errors) ? E_HOMEDIR : E_SUCCESS);
 }