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From: irick@ecn.purdue.edu (GarBear Irick)
Newsgroups: comp.unix.questions
Subject: Re: Closing only stderr in a sh(1) command.
Message-ID: <1990May2.000457.9488@ecn.purdue.edu>
Date: 2 May 90 00:04:57 GMT
References: <1605@dinl.mmc.UUCP>
Organization: Purdue University Engineering Computer Network
Lines: 19

In article <1605@dinl.mmc.UUCP> noren@dinl.UUCP (Charles Noren) writes:
>What I want to do is:
>
>   ls *.o | some-util
>
>so that if there is no *.o files, it will not be reported.
>In other words, can I close only stderr (or redirect it to
>/dev/null) while keeping stdin and stdout unaffected?

Call me silly, but this should work...

( ls *.o > /tmp/lsfile$$ ) >& /dev/null;cat /tmp/lsfile$$ | some-util

I can't think of a one-statement equivalent that will do it off of the top of
my head.  If anyone comes up with a better solution, PLEASE post it... Just
don't exceed the 4000 degrees F limit on my anti-flame unit.

Gary A. Irick, irick@en.ecn.purdue.edu
Purdue University Engineering Computer Network