Avoid adding to crontab multiple times

2023-11-29 17:30:10 +01:00 · 2023-11-29 17:30:10 +01:00 · 682960d450
commit 682960d450
parent e4e6da1bca
1 changed files with 2 additions and 1 deletions
--- a/init/cron.sh
+++ b/init/cron.sh
@ -9,7 +9,8 @@ if [ "$BUILDFREQ" == "" ]; then
 fi

 # Run the pull script regularly
-echo "*/$BUILDFREQ * * * * /aux/pull-n-build.sh" >> /var/spool/cron/crontabs/root
+cmd="$BUILDFREQ * * * * /aux/pull-n-build.sh"
+grep "$cmd" /var/spool/cron/crontabs/root || echo "$cmd" >> /var/spool/cron/crontabs/root

 # start cron daemon (goes into background)
 crond