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Re: [Qemu-devel] [PATCH] configure: Check for libfdt version 1.4.0

From: Peter Maydell
Subject: Re: [Qemu-devel] [PATCH] configure: Check for libfdt version 1.4.0
Date: Mon, 25 May 2015 13:30:11 +0100

On 25 May 2015 at 02:35, David Gibson <address@hidden> wrote:
> On Mon, May 18, 2015 at 09:43:21AM +0200, Thomas Huth wrote:
>> Some recent patches require functions from libfdt version 1.4.0,
>> so we should check for this version during the configure step
>> already. Unfortunately, there does not seem to be a proper #define
>> for the version number in the libfdt headers. So alternatively, we
>> check for the availability of the fdtXX_t types instead which have
>> just been introduced with version 1.4.0.
> Um.. I'm confused by this.  As far as I can recall the fdtXX_t types
> have been in libfdt since.. well, forever, basically.

There's no such typedef in the libfdt that QEMU is currently
using (which I think is 1.3.0). It looks like they were added
in this commit:
in early 2013.

QEMU took a copy of the dtc module in April 2013, at which
point we used 1.3.0 as the most recently tagged stable version.

-- PMM

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