Git 2.18-rc0
[git/git.git] / GIT-VERSION-GEN
... / ...
CommitLineData
1#!/bin/sh
2
3GVF=GIT-VERSION-FILE
4DEF_VER=v2.18.0-rc0
5
6LF='
7'
8
9# First see if there is a version file (included in release tarballs),
10# then try git-describe, then default.
11if test -f version
12then
13 VN=$(cat version) || VN="$DEF_VER"
14elif test -d ${GIT_DIR:-.git} -o -f .git &&
15 VN=$(git describe --match "v[0-9]*" HEAD 2>/dev/null) &&
16 case "$VN" in
17 *$LF*) (exit 1) ;;
18 v[0-9]*)
19 git update-index -q --refresh
20 test -z "$(git diff-index --name-only HEAD --)" ||
21 VN="$VN-dirty" ;;
22 esac
23then
24 VN=$(echo "$VN" | sed -e 's/-/./g');
25else
26 VN="$DEF_VER"
27fi
28
29VN=$(expr "$VN" : v*'\(.*\)')
30
31if test -r $GVF
32then
33 VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
34else
35 VC=unset
36fi
37test "$VN" = "$VC" || {
38 echo >&2 "GIT_VERSION = $VN"
39 echo "GIT_VERSION = $VN" >$GVF
40}