babeld: Properly quote variables

This was mostly introduced by 82d9002689 ("babeld: add support for dynamic
config files").

Signed-off-by: Baptiste Jonglez <git@bitsofnetworks.org>

diff --git a/babeld/files/babeld.init b/babeld/files/babeld.init
index def90b23e71bd3f8c990f5240efdfbe0531fbaa8..dea207afacaa9f17dfb6aa8eacde2e7365210844 100755 (executable)
--- a/babeld/files/babeld.init
+++ b/babeld/files/babeld.init
@@ -18,7 +18,7 @@ ignored_options="carrier_sense assume_wireless no_split_horizon random_router_id
 # Append a line to the configuration file
 cfg_append() {
         local value="$1"
-        echo "$value" >> $CONFIGFILE
+        echo "$value" >> "$CONFIGFILE"
 }
 
 cfg_append_option() {
@@ -215,13 +215,13 @@ babel_config_cb() {
 start_service() {
        mkdir -p /var/lib
        mkdir -p /var/etc
-       mkdir -p $OTHERCONFIGDIR
+       mkdir -p "$OTHERCONFIGDIR"
 
        # Start by emptying the generated config file
        >"$CONFIGFILE"
        # Import dynamic config files
-       for f in $OTHERCONFIGDIR/*.conf; do
-               [ -f "$f" ] && cat $f >> $CONFIGFILE
+       for f in "$OTHERCONFIGDIR"/*.conf; do
+               [ -f "$f" ] && cat "$f" >> "$CONFIGFILE"
        done
        # First load the whole config file, without callbacks, so that we are
        # aware of all "ignore" options in the second pass.