From: Peter Korsgaard <jacmet@uclibc.org>
To: buildroot@busybox.net
Subject: [Buildroot] [PATCH 1/1] tcpdump, libpcap: simplify and fix ac_cv_linux_vers
Date: Tue, 25 Jan 2011 16:23:44 +0100 [thread overview]
Message-ID: <8739ohovlr.fsf@macbook.be.48ers.dk> (raw)
In-Reply-To: <397ba8b1856a2465105b4a12e7500e50cc11768c.1295945207.git.thomas.petazzoni@free-electrons.com> (Thomas Petazzoni's message of "Tue, 25 Jan 2011 09:46:58 +0100")
>>>>> "Thomas" == Thomas Petazzoni <thomas.petazzoni@free-electrons.com> writes:
Thomas> For some reason, tcpdump and libpcap need to have some information
Thomas> about the kernel version being used. This information is passed using
Thomas> the ac_cv_linux_vers autoconf variable.
Thomas> However, the current value is determined using
Thomas> BR2_DEFAULT_KERNEL_HEADERS which is only defined when an internal
Thomas> Buildroot toolchain is used. So it would break with an external
Thomas> toolchain or the Crosstool-NG backend.
Thomas> According to Mike Frysinger at
Thomas> http://lists.busybox.net/pipermail/buildroot/2011-January/040861.html,
Thomas> this value is only used to determine if the kernel version is 0.x, 1.x
Thomas> or 2.x, so passing ac_cv_linux_vers=2 is sufficient since Buildroot
Thomas> only supports the 2.6 kernel anyway.
Committed, thanks.
--
Bye, Peter Korsgaard
prev parent reply other threads:[~2011-01-25 15:23 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-25 8:46 [Buildroot] [pull request] Pull request for branch fix-ac-cv-linux-vers Thomas Petazzoni
2011-01-25 8:46 ` [Buildroot] [PATCH 1/1] tcpdump, libpcap: simplify and fix ac_cv_linux_vers Thomas Petazzoni
2011-01-25 15:23 ` Peter Korsgaard [this message]
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