build-sys: Support building pulseaudio as a submodule

When pulseaudio is a submodule, .git is a file.

Signed-off-by: Anton Lundin <glance@acc.umu.se>

diff --git a/git-version-gen b/git-version-gen
index 9d65b80098ffcc8a185021d95137b3a941f9441c..724da666e0aef1e044d3a07442d679d18cfb196c 100755 (executable)
--- a/git-version-gen
+++ b/git-version-gen
@@ -105,7 +105,7 @@ fi
 if test -n "$v"
 then
     : # use $v
-elif test -d .git \
+elif test -e .git \
     && v=`git describe --abbrev=4 --match='v[0-9]*' HEAD 2>/dev/null` \
     && [ -n "$v" ]
 then