X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/afa5da1d1bf575000d260e9abe26d47b94e3e117..54988ba6a21a46113e5ff96c74145282793f016d:/package/base-files/files/etc/functions.sh

diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh
index 5ad45ecdb..01db77ce3 100755
--- a/package/base-files/files/etc/functions.sh
+++ b/package/base-files/files/etc/functions.sh
@@ -24,6 +24,29 @@ append() {
 	eval "export ${NO_EXPORT:+-n} -- \"$var=\${$var:+\${$var}\${value:+\$sep}}\$value\""
 }
 
+list_contains() {
+	local var="$1"
+	local str="$2"
+	local val
+
+	eval "val=\" \${$var} \""
+	[ "${val%% $str *}" != "$val" ]
+}
+
+list_remove() {
+	local var="$1"
+	local remove="$2"
+	local val
+
+	eval "val=\" \${$var} \""
+	val1="${val%% $remove *}"
+	[ "$val1" = "$val" ] && return
+	val2="${val##* $remove }"
+	[ "$val2" = "$val" ] && return
+	val="${val1## } ${val2%% }"
+	eval "export ${NO_EXPORT:+-n} -- \"$var=\$val\""
+}
+
 config_load() {
 	[ -n "$IPKG_INSTROOT" ] && return 0
 	uci_load "$@"
@@ -208,4 +231,4 @@ uci_apply_defaults() {(
 	uci commit
 )}
 
-[ -z "$IPKG_INSTROOT" ] && . /lib/config/uci.sh
+[ -z "$IPKG_INSTROOT" -a -f /lib/config/uci.sh ] && . /lib/config/uci.sh