Fix gsu_cword_is_option_parameter().

[gsu.git] / config

diff --git a/config b/config
index 6b3be62f0eceabdf5551accfeddb3a9f3f690f6d..0f8bb596af8d1351c4c1d2d34d3190535cea24d6 100644 (file)
--- a/config
+++ b/config
@@ -31,9 +31,7 @@ gsu_check_options()
                # only.  Moreover it must start with [a-zA-Z].
                ret=-$E_GSU_BAD_CONFIG_VAR
                result="name: '$name'"
-               # bash's =~ works only for 3.2 and newer, so use grep
-               echo "$name" | grep '^[a-zA-Z][a-zA-Z_0123456789]*$' &> /dev/null;
-               (($? != 0)) && return
+               [[ "$name" =~ ^[a-zA-Z][a-zA-Z_0123456789]*$ ]] || return
 
                eval orig_val='"'\$orig_${gsu_config_var_prefix}_$name'"'
                if [[ -z "$orig_val" ]]; then
@@ -86,6 +84,6 @@ gsu_check_options_or_die()
 
 if [[ "$(type -t _gsu_setup)" != "function" ]]; then
        gsu_dir=${gsu_dir:-${BASH_SOURCE[0]%/*}}
-       . $gsu_dir/common || exit 1
+       . "$gsu_dir/common" || exit 1
        _gsu_setup
 fi