gsu: Add -e option to com_prefs.

[gsu.git] / funcs / gsu

diff --git a/funcs/gsu b/funcs/gsu
index d78233ed3a8e2dab0fbaa092006f5ecc167391ff..448d551180ee0dee11896ac23746f7704186f9ad 100644 (file)
--- 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=