LU-1199 build: Improve git hook link installation

Check for .git/hooks directory before trying anything else.  Removes
one barrier to compiling lustre without .git being present.

Change-Id: I5fdf8fae9a4958099a40772d927fa59e42446a5b
Signed-off-by: Christopher J. Morrone <morrone2@llnl.gov>
Reviewed-on: http://review.whamcloud.com/5879
Tested-by: Hudson
Reviewed-by: Bob Glossman <bob.glossman@intel.com>
Tested-by: Maloo <whamcloud.maloo@gmail.com>
Reviewed-by: Andreas Dilger <andreas.dilger@intel.com>

diff --git a/autogen.sh b/autogen.sh
index 5bd10be..3d04d84 100644 (file)
--- a/autogen.sh
+++ b/autogen.sh
@@ -4,7 +4,9 @@
 
 # install Lustre Git commit hooks by default - LU-2083
 for HOOK in commit-msg prepare-commit-msg; do
-       [ -e .git/hooks/$HOOK ] || ln -sf ../../build/$HOOK .git/hooks/
+       if [ -d .git/hooks -a ! -e .git/hooks/$HOOK ]; then
+               ln -sf ../../build/$HOOK .git/hooks/
+       fi
 done
 
 echo "Checking for a complete tree..."