Date: Wed, 20 Apr 2011 15:01:06 +0200 From: Ruben de Groot <mail25@bzerk.org> To: Bastien Semene <bsemene@cyanide-studio.com> Cc: freebsd-questions@freebsd.org Subject: Re: redirecting command output depending on exit status Message-ID: <20110420130106.GA30295@ei.bzerk.org> In-Reply-To: <4DAD9594.8030108@cyanide-studio.com> References: <4DAD9594.8030108@cyanide-studio.com>
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On Tue, Apr 19, 2011 at 04:00:52PM +0200, Bastien Semene typed: > Hi list, > > I have a cron task set up using lockf. > > I'd like to redirect one exit status to /dev/null : > > "it (lockf command) returns one of the exit codes defined in > sysexits(3), as follows: > > EX_TEMPFAIL The specified lock file was already locked by another > process. > > EX_CANTCREAT The lockf utility was unable to create the lock > file, e.g., > because of insufficient access privileges. > > EX_USAGE There was an error on the lockf command line. > > EX_OSERR A system call (e.g., fork(2)) failed unexpectedly. > > EX_SOFTWARE The command did not exit normally, but may have been > sig- > naled or stopped." > > I don't care about the EX_TEMPFAIL output as I consider it as a > successful exit status, not an error. > > I there a trick to do that in a short way ? something like logfile=/var/log/lockf.log lockf lockfile command [ $? -eq 75 ] && logfile=/dev/null ## EX_TEMPFAIL is defined to be 75 Ruben
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