On Nov 25, 2007 8:27 PM, <[EMAIL PROTECTED]> wrote:
> Scripts that test for X running might work in a shell but not when the
> script is run by cron.
>
> For example: This code:
> tty|grep pts
> retval=$?
> if [[ $retval > 0 ]];then
> print "X isn't running just now... postponing rsync of WWW
> until such time as it is... exiting"
> exit
> fi
>
> Runs fine when run from a user shell, but when cron runs it the test
> always fails to be true.
>
> So how can I test for X running in case where script will be run by cron?
How about something like this: retval=`ps aux | grep tty | grep X | awk
'{print $2}'`
Or retval=`cat /tmp/.X0-lock`
Or even better:
if [[ -e "/tmp/.X0-lock" ]];then
...
>
>
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