GIT 1.4.2-rc3
[git/git.git] / GIT-VERSION-GEN
1 #!/bin/sh
2
3 GVF=GIT-VERSION-FILE
4 DEF_VER=v1.4.2.GIT
5
6 # First try git-describe, then see if there is a version file
7 # (included in release tarballs), then default
8 if VN=$(git describe --abbrev=4 HEAD 2>/dev/null); then
9 VN=$(echo "$VN" | sed -e 's/-/./g');
10 elif test -f version
11 then
12 VN=$(cat version) || VN="$DEF_VER"
13 else
14 VN="$DEF_VER"
15 fi
16
17 VN=$(expr "$VN" : v*'\(.*\)')
18
19 dirty=$(sh -c 'git diff-index --name-only HEAD' 2>/dev/null) || dirty=
20 case "$dirty" in
21 '')
22 ;;
23 *)
24 VN="$VN-dirty" ;;
25 esac
26
27 if test -r $GVF
28 then
29 VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
30 else
31 VC=unset
32 fi
33 test "$VN" = "$VC" || {
34 echo >&2 "GIT_VERSION = $VN"
35 echo "GIT_VERSION = $VN" >$GVF
36 }
37
38