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

#!/bin/sh

GVF=GIT-VERSION-FILE
DEF_VER=v2.45.0-rc0

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 "${GIT_DIR:-.git}" || test -f .git; } &&
	VN=$(git describe --match "v[0-9]*" HEAD 2>/dev/null) &&
	case "$VN" in
	*$LF*) (exit 1) ;;
	v[0-9]*)
		git update-index -q --refresh
		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=v2.45.0-rc0
	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 "${GIT_DIR:-.git}" \|\| test -f .git; } &&
	15	VN=$(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="$VN-dirty" ;;
	22	esac
	23	then
	24	VN=$(echo "$VN" \| sed -e 's/-/./g');
	25	else
	26	VN="$DEF_VER"
	27	fi
	28
	29	VN=$(expr "$VN" : v'\(.\)')
	30
	31	if test -r $GVF
	32	then
	33	VC=$(sed -e 's/^GIT_VERSION = //' <$GVF)
	34	else
	35	VC=unset
	36	fi
	37	test "$VN" = "$VC" \|\| {
	38	echo >&2 "GIT_VERSION = $VN"
	39	echo "GIT_VERSION = $VN" >$GVF
	40	}