Date: Fri, 17 Dec 2004 12:00:12 -0500 From: "Michael R. Wayne" <wayne@staff.msen.com> To: freebsd-hackers@freebsd.org Subject: Re: query cdrw tray Message-ID: <20041217170012.GI803@manor.msen.com> In-Reply-To: <1103310712.53001.22.camel@red.nativenerds.com> References: <1103310712.53001.22.camel@red.nativenerds.com>
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On Fri, Dec 17, 2004 at 12:11:52PM -0700, Ed Stover wrote: > > How to I ask the CD burner if it's tray is open or closed? I am creating > a automagical shell script to do semi-unattended backups and need to > figure out how to make sure there is a cd in the tray before I start > burning. Any help would be greatly appreciated. Having solved this once before, here's the code I used: #!/bin/sh # Spin wait for a CD into the drive while /usr/X11R6/bin/cda status | /usr/bin/grep -q '^No_Disc' do sleep 1; done
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