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From: eggert@grand.sm.unisys.com (Paul Eggert)
Newsgroups: comp.unix.wizards
Subject: Re: sh(1) traps & exit status
Message-ID: <20@grand.sm.unisys.com>
Date: Mon, 2-Nov-87 21:21:47 EST
Article-I.D.: grand.20
Posted: Mon Nov  2 21:21:47 1987
Date-Received: Fri, 6-Nov-87 23:52:28 EST
References: <1639@uqcspe.OZ>
Reply-To: eggert@grand.sm.unisys.com (Paul Eggert)
Organization: Unisys Santa Monica
Lines: 9

In article <1639@uqcspe.OZ> tony@uqcspe.oz (Tony O'Hagan) writes:
|I hate having to assign the exit status to a variable before every exit.
|This doesn't work:
|	trap 'ts=$?; rm -fr $tdir; exit $ts' 0 1 2 3 15

You are springing the trap twice.  Use this instead:

	trap exit 1 2 3 15
	trap 'ts=$?; rm -fr $tdir; exit $ts' 0