From 7cc3cdb5fc9245ea8654411098c859b6d928be42 Mon Sep 17 00:00:00 2001
From: Andre Noll <maan@systemlinux.org>
Date: Fri, 21 Aug 2009 17:20:39 +0200
Subject: [PATCH] gsu: Allow help/man/prefs command even on invalid configs.

These generic subcommands do not need the config file. It's pointless
to refuse to print the help e.g. if a required config variable is unset.

Also, use the name of the executable as the default value for gsu_name.
---
 funcs/gsu | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/funcs/gsu b/funcs/gsu
index 129757a..9ee2d72 100644
--- a/funcs/gsu
+++ b/funcs/gsu
@@ -345,12 +345,15 @@ gsu()
 	local i
 
 	_gsu_self="$(basename $0)"
+	gsu_name="${gsu_name:=$_gsu_self}"
 	gsu_config_var_prefix="${gsu_config_var_prefix:=$gsu_name}"
 	_gsu_init_errors
 	_gsu_check_options
 	if [[ "$ret" -lt 0 ]]; then
-		gsu_err_msg
-		exit 1
+		if [[ "$1" != "help" && "$1" != "man" && "$1" != "prefs" ]]; then
+			gsu_err_msg
+			exit 1
+		fi
 	fi
 	_gsu_available_commands
 	gsu_cmds="$result"
-- 
2.39.2