commit-tree: lift completely arbitrary limit of 16 parents
[thirdparty/git.git] / GIT-VERSION-GEN
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1#!/bin/sh
2
3GVF=GIT-VERSION-FILE
e449f105 4DEF_VER=v1.5.6.GIT
9b88fcef 5
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6LF='
7'
8
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9# First see if there is a version file (included in release tarballs),
10# then try git-describe, then default.
11if test -f version
0b8b051c 12then
374dfaa2 13 VN=$(cat version) || VN="$DEF_VER"
c48799e5 14elif test -d .git -o -f .git &&
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15 VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
16 case "$VN" in
17 *$LF*) (exit 1) ;;
e5fc9a0a 18 v[0-9]*)
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19 test -z "$(git diff-index --name-only HEAD)" ||
20 VN="$VN-dirty" ;;
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21 esac
22then
23 VN=$(echo "$VN" | sed -e 's/-/./g');
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24else
25 VN="$DEF_VER"
374dfaa2 26fi
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27
28VN=$(expr "$VN" : v*'\(.*\)')
eb858c60 29
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30if test -r $GVF
31then
32 VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
33else
34 VC=unset
35fi
36test "$VN" = "$VC" || {
37 echo >&2 "GIT_VERSION = $VN"
38 echo "GIT_VERSION = $VN" >$GVF
39}
40
41