git-version-gen: Prevent multiple lines of output

1 files changed, 2 insertions, 1 deletions

diff --git a/git-version-gen b/git-version-gen
index 3eb6a42..d868952 100755
--- a/git-version-gen
+++ b/git-version-gen
@@ -3,7 +3,7 @@ SRCDIR=`dirname $0`
 if test -n "$1"; then
   VER=$1
 else
-  if test -d "${SRCDIR}/.git" && test -x "`which git`" ; then
+  if test -r "${SRCDIR}/.git" && test -x "`which git`" ; then
     git update-index -q --refresh
     if ! VER=`git describe --tags --dirty 2>/dev/null`; then
       COMMIT=`git rev-parse --short HEAD`
@@ -16,4 +16,5 @@ else
     fi
   fi
 fi
+VER=`printf %s "$VER" | head -n1`
 printf %s "$VER"