AX_DETECT_GIT_HEAD: avoid empty version string
commit37fb0ff88466793c7cbec5e68782584f94ccf787
authorSven van Haastregt <sven.vanhaastregt@arm.com>
Thu, 20 Feb 2014 11:14:33 +0000 (20 11:14 +0000)
committerSven Verdoolaege <skimo@kotnet.org>
Sat, 1 Mar 2014 19:32:55 +0000 (1 20:32 +0100)
treecf25f617c561b6914f3b0c2d09dede44b0883452
parent1e9692d3ca970b5bc8d85db6cba6cbf78ed414d0
AX_DETECT_GIT_HEAD: avoid empty version string

Use the --always option of git describe, such that we at least get a
commit object name in case of e.g. absence of tags.

Signed-off-by: Sven van Haastregt <sven.vanhaastregt@arm.com>
Signed-off-by: Sven Verdoolaege <skimo@kotnet.org>
m4/ax_detect_git_head.m4