<div dir="ltr">A better way to have a shell script invoked at timed intervals is to use cron (try "man cron"). If it absolutely must be done the way you say, you can use the "sleep" command in a "while true" loop. <div class="gmail_quote">On Wed, Jul 16, 2008 at 3:14 AM, raju <<a href="mailto:raju_ak@hotmail.com">raju_ak@hotmail.com</a>> wrote: <blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;"> Hi, I need to write a shell script. Based on command line param to script say demode=yes Need to run an ant command for an hour(configurable) Then exit Again run the ant command all this needs to be in a loop. Any one written a similar one or any links which could provide helpful examples Thanks Raj -- View this message in context: <a href="http://www.nabble.com/Shell-scipt..invoking-command-and-exiting-at-fixed-intervals-tp18484376p18484376.html" target="_blank">http://www.nabble.com/Shell-scipt..invoking-command-and-exiting-at-fixed-intervals-tp18484376p18484376.html</a> Sent from the ubuntu-users mailing list archive at Nabble.com. -- ubuntu-users mailing list <a href="mailto:ubuntu-users@lists.ubuntu.com">ubuntu-users@lists.ubuntu.com</a> Modify settings or unsubscribe at: <a href="https://lists.ubuntu.com/mailman/listinfo/ubuntu-users" target="_blank">https://lists.ubuntu.com/mailman/listinfo/ubuntu-users</a> </blockquote></div> -- Caleb Eggensperger <a href="http://calebegg.com/">http://calebegg.com/</a> </div>