base-files: port functions.sh to new config_get

Signed-off-by: Malte S. Stretz <mss@apache.org>
SVN-Revision: 17156

diff --git a/package/base-files/files/etc/functions.sh b/package/base-files/files/etc/functions.sh
index efa378f0061db4b526efb179d7994a85659d8536..eb7faac1fe4dd607307ed95e5ebb848e35bbd282 100755 (executable)
--- a/package/base-files/files/etc/functions.sh
+++ b/package/base-files/files/etc/functions.sh
@@ -91,8 +91,8 @@ list() {
        local value="$*"
        local len
 
-       config_get len "$CONFIG_SECTION" "${varname}_LENGTH" 
-       len="$((${len:-0} + 1))"
+       config_get len "$CONFIG_SECTION" "${varname}_LENGTH" 0
+       len=$(($len + 1))
        config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
        config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
        append "CONFIG_${CONFIG_SECTION}_${varname}" "$value" "$LIST_SEP"