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Date: Tue, 29 Oct 2013 06:06:53 +0100
From: Luca Barbato <lu_zero@...too.org>
To: musl@...ts.openwall.com
Subject: Re: Feature request
On 29/10/13 05:54, Rich Felker wrote:
> On Tue, Oct 29, 2013 at 03:48:21AM +0100, Luca Barbato wrote:
>> On 29/10/13 03:33, Rich Felker wrote:
>>> On Mon, Oct 28, 2013 at 08:13:09PM +0000, Paul Schutte wrote:
>>>> Hi Guys,
>>>>
>>>> Would it be possible for you to add the version of musl to the output of
>>>> libc.so ?
>>>>
>>>> root@...otage:~# /lib/libc.so
>>>> musl libc/dynamic program loader
>>>> usage: /lib/libc.so pathname [args]
>>>>
>>>> I have several machines with musl on it and it will be very helpful to see
>>>> which version is installed.
>>>
>>> Indeed, this has been something I've wanted to add for a while, and
>>> which should definitely be in for 1.0. It's just a matter of doing the
>>> right thing in the build and release system to get the version in
>>> there, and it's not clear what the version should read for git builds
>>> between versions. I think this is a good chance to discuss that.
>>
>> git describe short signature might be the best option.
>
> Thanks for the git-fu help. I'm assuming you mean using something like
> "git describe --tags"? Use of this could be contingent on either a
> .git dir, or lack of a version file added to release tarballs. The
> only thing that's not clear is how to handle non-release source trees
> present on a build system that lacks a working git installation.
if [ -d .git ]; then
VER=$(git describe --always | sed -e "s:v::")
if [ x"$(git diff-index --name-only HEAD)" != x ]; then
VER="${VER}-dirty"
fi
elif [ -f .version ]; then
VER=$(< .version)
else
VER="Unknown"
fi
Or something along the lines.
lu
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