From: Jeff King <peff@peff.net>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: git@vger.kernel.org
Subject: Re: [PATCH 2/2] filter-branch: fail gracefully when a filter fails
Date: Thu, 5 Jul 2007 09:58:24 -0400 [thread overview]
Message-ID: <20070705135824.GB5493@sigill.intra.peff.net> (raw)
In-Reply-To: <Pine.LNX.4.64.0707041535420.4071@racer.site>
On Wed, Jul 04, 2007 at 03:36:01PM +0100, Johannes Schindelin wrote:
> It is slightly ugly that the output of msg-filter is written
> to a temporary file. But I do not know a better method to
> catch a failing msg-filter. Help?
If you mean, in general, to catch the exit code of the first part of a
pipe, you have to do something like this:
status=`((cmd1; echo $? >&3) | cmd2) 3>&1`
which is pretty ugly in itself, and if you want the stdout of cmd2, then
you have to add even more redirection. I'm not sure it's worth it.
-Peff
next prev parent reply other threads:[~2007-07-05 13:58 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-04 14:36 [PATCH 2/2] filter-branch: fail gracefully when a filter fails Johannes Schindelin
2007-07-05 13:58 ` Jeff King [this message]
2007-07-05 15:38 ` Johannes Schindelin
2007-07-05 16:52 ` Junio C Hamano
2007-07-06 7:06 ` Johannes Sixt
2007-07-06 8:06 ` David Kastrup
2007-07-06 8:33 ` Junio C Hamano
2007-07-06 9:31 ` Jeff King
2007-07-06 3:22 ` Josh Triplett
2007-07-06 3:18 ` Johannes Schindelin
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