mesa: don't call git if it's not git repository
authorMarcin Slusarz <marcin.slusarz@gmail.com>
Thu, 5 May 2011 20:37:22 +0000 (22:37 +0200)
committerIan Romanick <ian.d.romanick@intel.com>
Thu, 5 May 2011 20:49:21 +0000 (13:49 -0700)
commita041525ed9718a0f48f402a6161fafe857cc4ce4
tree64466ed6f007d0e5f4d6a7c807cd267279541762
parent02a6c9428d2ebb0ba121533f6bd7a0f2fe58c615
mesa: don't call git if it's not git repository

Reviewed-by: Dan Nicholson <dbn.lists@gmail.com>
Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
bin/extract_git_sha1