only start crond if there are files in the crontab

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10292 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/busybox/files/cron b/package/busybox/files/cron
index 9bc89d8..9a31392 100755 (executable)
--- a/package/busybox/files/cron
+++ b/package/busybox/files/cron
@@ -3,6 +3,7 @@
 START=50
 
 start () {
+       [ -z $(ls /etc/crontabs/) ] && exit 1
        mkdir -p /var/spool/cron
        [ -L /var/spool/cron/crontabs ] || ln -s /etc/crontabs /var/spool/cron/crontabs
        crond -c /etc/crontabs