From: Andre Noll <maan@systemlinux.org>
Date: Mon, 13 Sep 2010 03:30:36 +0000 (+0200)
Subject: gsu: Add -e option to com_prefs.
X-Git-Url: http://git.tuebingen.mpg.de/?p=gsu.git;a=commitdiff_plain;h=1c4294ef07f7bfed67bce248a7598fae3eaeb4e2

gsu: Add -e option to com_prefs.
---

diff --git a/funcs/gsu b/funcs/gsu
index d78233e..448d551 100644
--- a/funcs/gsu
+++ b/funcs/gsu
@@ -15,6 +15,7 @@ E_GSU_NEED_VALUE		value required but not given
 E_GSU_BAD_BOOL			bad value for boolian option
 E_GSU_BAD_OPTION_TYPE		invalid option type
 E_GSU_BAD_ARG_COUNT		invalid number of arguments
+E_GSU_EDITOR			failed to execute editor
 E_NO_DEFAULT			missing default value
 $gsu_errors
 "
@@ -171,13 +172,22 @@ export -f _gsu_print_available_commands
 export gsu_prefs_txt="
 Print the current preferences.
 
-Usage: prefs
+Usage: prefs [-e]
 
-Print out a list of all cmt config variables, together with their current value
-and the default value."
+If -e is given, the config file is opened with the default editor.  Without
+options, the command prints out a list of all cmt config variables, together
+with their current value and the default value."
 _com_prefs()
 {
-	local i
+	local i conf="${gsu_config_file:=$HOME/.$gsu_name.rc}"
+
+	if [[ "$1" = "-e" ]]; then
+		ret=-$E_GSU_EDITOR
+		result="${EDITOR:-vi}"
+		"$result" "$conf"
+		ret=$GSU_SUCCESS
+		return
+	fi
 
 	for ((i=0; i < ${#gsu_options[@]}; i++)); do
 		local name= option_type= default_value= required=