core77: Only add timezone-transition rules when needed.

[people/teissler/ipfire-2.x.git] / config / rootfiles / core / 77 / update.sh

diff --git a/config/rootfiles/core/77/update.sh b/config/rootfiles/core/77/update.sh
index e19237fee16eed09f4dd1fab4a099df3505d7715..7e4416ab0171e4324ee369a34850fdbdc268b329 100644 (file)
--- a/config/rootfiles/core/77/update.sh
+++ b/config/rootfiles/core/77/update.sh
@@ -401,7 +401,7 @@ fi
 
 chown cron:cron /var/spool/cron
 # Update crontab
-cat <<EOF >> /var/spool/cron/root.orig
+grep -q timezone-transition /var/spool/cron/root.orig || cat <<EOF >> /var/spool/cron/root.orig
 
 # Re-read firewall rules every Sunday in March, October and November to take care of daylight saving time
 00 3 * 3 0          /usr/local/bin/timezone-transition /usr/local/bin/firewallctrl