build-aux/git-abi-version-gen: Allow .git to just exist

Fixes compatibility with monolith.

.git can also be a file, pointing to an external location
for the actual git repository. This usually happens when
code is a subrepository.

diff --git a/build-aux/git-abi-version-gen b/build-aux/git-abi-version-gen
index 3d96b2a19ed54abfda2230aab57e8ac070fc5d96..bf47a766f7828f8a4b77074dd4a5b378ac882e3a 100755 (executable)
--- a/build-aux/git-abi-version-gen
+++ b/build-aux/git-abi-version-gen
@@ -29,7 +29,7 @@ if test "${VERSION:-}" != ""; then
   :
 elif test -f version; then
   VERSION="`cat version`"
-else test -d .git;
+else test -e .git;
   VERSION="0.0.0"
 fi