[thirdparty/git.git] / GIT-VERSION-GEN

#!/bin/sh

GVF=GIT-VERSION-FILE
DEF_VER=v1.5.6.GIT

LF='
'

# First see if there is a version file (included in release tarballs),
# then try git-describe, then default.
if test -f version
then
	VN=$(cat version) || VN="$DEF_VER"
elif test -d .git -o -f .git &&
	VN=$(git describe --abbrev=4 HEAD 2>/dev/null) &&
	case "$VN" in
	*$LF*) (exit 1) ;;
	v[0-9]*)
		test -z "$(git diff-index --name-only HEAD --)" ||
		VN="$VN-dirty" ;;
	esac
then
	VN=$(echo "$VN" | sed -e 's/-/./g');
else
	VN="$DEF_VER"
fi

VN=$(expr "$VN" : v*'\(.*\)')

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