lfs/git-version.sh

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#!/bin/sh
if ! git status; then
# Either it's not a git repository, or git is unavaliable.
# Just workaround.
echo "<!ENTITY version \"unknown\">" > version.ent
echo "<!ENTITY versiond \"unknown-systemd\">" >> version.ent
echo "<!ENTITY releasedate \"unknown\">" >> version.ent
echo "<!ENTITY copyrightdate \"1999-2021\">" >> version.ent
exit 0
fi
export LC_ALL=en_US.utf8
export TZ=US/Pacific
commit_date=$(git show -s --format=format:"%cd" --date=local)
short_date=$(date --date "$commit_date" "+%Y%m%d")
year=$(date --date "$commit_date" "+%Y")
month=$(date --date "$commit_date" "+%B")
month_digit=$(date --date "$commit_date" "+%m")
2021-04-06 18:13:48 +01:00
day=$(date --date "$commit_date" "+%d" | sed 's@^0@@')
case $day in
"1" | "21" | "31" ) suffix="st";;
"2" | "22" ) suffix="nd";;
"3" | "23" ) suffix="rd";;
* ) suffix="th";;
esac
full_date="$month $day$suffix, $year"
sha="g$(git describe --always)"
version="GIT-$short_date-$sha"
versiond="GIT-$short_date-$sha-systemd"
if [ "$(git diff HEAD | wc -l)" != "0" ]; then
version="$version-MODIFIED"
versiond="$versiond-MODIFIED"
fi
echo "<!ENTITY version \"$version\">" > version.ent
echo "<!ENTITY versiond \"$versiond\">" >> version.ent
echo "<!ENTITY releasedate \"$full_date\">" >> version.ent
echo "<!ENTITY copyrightdate \"1999-$year\">" >> version.ent