Date: Sun, 26 Nov 2006 08:50:34 +0000 From: Matthew Seaman <m.seaman@infracaninophile.co.uk> To: Robin Becker <robin@reportlab.com> Cc: FreeBSD-Questions <freebsd-questions@freebsd.org> Subject: Re: shell test for stdout=stderr Message-ID: <4569555A.8010904@infracaninophile.co.uk> In-Reply-To: <4568CF28.5050407@jessikat.plus.net> References: <4568CF28.5050407@jessikat.plus.net>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigAE46D57E09E3A3D855E15FBA Content-Type: text/plain; charset=ISO-8859-15 Content-Transfer-Encoding: quoted-printable Robin Becker wrote: > Is there a way for a shell script to test if 2> is the same as 1>? I > want to put messages in both when they are connected to different files= , > but would like to avoid duplicating the message when they are the same.= You could try using fstat(1) to print out the open file descriptors from your process: fstat -p $$ and then compare the values in the DEV and INUM columns -- unfortunately fstat has no way to map back from those device and inode values to filenames. Cheers, Matthew --=20 Dr Matthew J Seaman MA, D.Phil. 7 Priory Courtyard Flat 3 PGP: http://www.infracaninophile.co.uk/pgpkey Ramsgate Kent, CT11 9PW --------------enigAE46D57E09E3A3D855E15FBA Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (FreeBSD) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFaVVg8Mjk52CukIwRCGnjAJ9sJW5msMNxOSHaaDT4TDNu1GsGxwCfSu0L M65zQRMDNR/XoGxeiYlUGCU= =U3id -----END PGP SIGNATURE----- --------------enigAE46D57E09E3A3D855E15FBA--
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