Merge 3d4a264a30 into 483f7fd7f3

install.sh

@@ -203,10 +203,9 @@ install_crontab()
     if [[ -x $(command -v crontab) ]]; then
         fmt_note "installing \"$CRON_JOB\" to crontab ..."
         if ! crontab -l 1>/dev/null 2>&1; then
-            echo "$CRON_JOB" | crontab -
-        else
-            ( crontab -l | grep -vxF "${CRON_JOB}" | grep -v "no crontab for"; echo "$CRON_JOB" ) | crontab -
+            echo -n | crontab -
         fi
+        ( crontab -l | grep -vxF "${CRON_JOB}" | grep -v "no crontab for"; echo "$CRON_JOB" ) | crontab -
     else
         fmt_warning "crontab does not exist. skipping ..."
     fi