From: Matthieu Moy <Matthieu.Moy@imag.fr>
To: Johannes Schindelin <Johannes.Schindelin@gmx.de>
Cc: Arafangion <thestar@fussycoder.id.au>,
Roger Leigh <rleigh@codelibre.net>,
git@vger.kernel.org
Subject: Re: git and mtime
Date: Thu, 20 Nov 2008 11:53:40 +0100 [thread overview]
Message-ID: <vpqwseypt1n.fsf@bauges.imag.fr> (raw)
In-Reply-To: <alpine.DEB.1.00.0811201132220.30769@pacific.mpi-cbg.de> (Johannes Schindelin's message of "Thu\, 20 Nov 2008 11\:34\:08 +0100 \(CET\)")
Johannes Schindelin <Johannes.Schindelin@gmx.de> writes:
> Hi,
>
> On Wed, 19 Nov 2008, Matthieu Moy wrote:
>
>> Arafangion <thestar@fussycoder.id.au> writes:
>>
>> > You should probably fix your build script,
>>
>> ccache should help:
>
> Only if you _allow_ the problem that makes ccache necessary. Which we
> don't.
You do, for some definition of "problem".
make
git checkout whatever
make
git checkout where-you-were-before
make # <--- this one
The last make is correct with plain git and plain make, but it can be
slow. With a cache in your build system, it can just reuse the objects
created during the first "make". It doesn't change correctness, only
performance.
--
Matthieu
next prev parent reply other threads:[~2008-11-20 10:58 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-11-19 11:37 git and mtime Roger Leigh
2008-11-19 12:22 ` Matthias Kestenholz
2008-11-20 8:38 ` Andreas Ericsson
2008-11-20 11:20 ` Roger Leigh
2008-11-20 12:48 ` Andreas Ericsson
2008-11-20 13:12 ` Andreas Ericsson
2008-11-19 12:31 ` Johannes Schindelin
2008-11-19 12:37 ` Arafangion
2008-11-19 14:54 ` Matthieu Moy
2008-11-20 8:39 ` Andreas Ericsson
2008-11-20 10:34 ` Johannes Schindelin
2008-11-20 10:53 ` Matthieu Moy [this message]
2008-11-19 13:29 ` Jakub Narebski
2008-11-19 16:18 ` Christian MICHON
2008-11-20 10:35 ` Johannes Schindelin
2008-11-20 11:27 ` Roger Leigh
2008-11-20 13:06 ` Andreas Ericsson
2008-11-20 14:15 ` Roger Leigh
2008-11-20 14:50 ` Andreas Ericsson
2008-11-20 15:19 ` Roger Leigh
2008-11-20 15:33 ` Kyle Moffett
2008-11-20 15:37 ` Andreas Ericsson
2008-11-20 18:36 ` Matthias Kestenholz
2008-11-20 13:11 ` Randal L. Schwartz
2008-11-20 13:40 ` Roger Leigh
2008-11-20 17:59 ` Daniel Barkalow
2008-11-20 19:24 ` Joey Hess
2008-11-20 13:21 ` martin f krafft
2008-11-20 13:35 ` Roger Leigh
2008-11-20 13:59 ` martin f krafft
2008-11-20 15:56 ` Samuel Tardieu
2008-11-20 14:07 ` Johannes Schindelin
2008-11-20 14:22 ` Roger Leigh
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