1 files changed, 33 insertions, 0 deletions
diff --git a/GIT-VERSION-GEN b/GIT-VERSION-GEN
new file mode 100755
index 0000000000..73aaff0a29
--- /dev/null
+++ b/GIT-VERSION-GEN
@@ -0,0 +1,33 @@
+#!/bin/sh
+
+GVF=GIT-VERSION-FILE
+DEF_VER=v1.1.GIT
+
+# First try git-describe, then see if there is a version file
+# (included in release tarballs), then default
+VN=$(git-describe --abbrev=4 HEAD 2>/dev/null) ||
+VN=$(cat version) ||
+VN="$DEF_VER"
+
+VN=$(expr "$VN" : v*'\(.*\)')
+
+dirty=$(sh -c 'git-diff-index --name-only HEAD' 2>/dev/null) || dirty=
+case "$dirty" in
+'')
+	;;
+*)
+	VN="$VN-dirty" ;;
+esac
+
+if test -r $GVF
+then
+	VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
+else
+	VC=unset
+fi
+test "$VN" = "$VC" || {
+	echo >&2 "GIT_VERSION = $VN"
+	echo "GIT_VERSION = $VN" >$GVF
+}
+
+