From mboxrd@z Thu Jan  1 00:00:00 1970
From: Mikko Rapeli <mikko.rapeli@iki.fi>
Subject: Re: How to embed a hash, tag or branch name?
Date: Fri, 31 Jul 2009 12:52:38 +0300
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To: Jakub Narebski <jnareb@gmail.com>
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On Fri, Jul 31, 2009 at 02:27:50AM -0700, Jakub Narebski wrote:
> You can embed SHA-1 of a _file contents_ (blob) using '$Id: $' keyword
> with `ident` attribute - see gitattributes manpage.

Great, thanks!

> The correct solution of embedding version number is to do it at 
> _build time_, using e.g. script similar to GIT-VERSION-GEN used by
> Git itself and by Linux kernel.  It helps if you tag your releases.

This would help, but I'm on cygwin/msysgit and compiling with a
microcontroller IDE MPLAB and PICC-18 compiler, so I really don't
want to dig deeper into build time integration at the moment.

Btw, I don't know how didn't notice that this is a FAQ:
http://git.or.cz/gitwiki/GitFaq#Doesgithavekeywordexpansion.3F

-Mikko