void-packages/common/hooks/post-install/05-generate-gitrevs.sh

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# This hook generates a file in ${wrksrc}/.xbps_git_revs with the last
# commit sha1 (in short mode) for all files of a source pkg.
hook() {
local GITREVS_FILE=${wrksrc}/.xbps_${sourcepkg}_git_revs
local _revs= _out= f= _filerev= _files=
# If XBPS_USE_GIT_REVS is disabled in conf file don't continue.
if [ -z $XBPS_USE_GIT_REVS ]; then
return
fi
# If the file exists don't regenerate it again.
if [ -s ${GITREVS_FILE} ]; then
return
fi
# Get the git revisions from this source pkg.
cd ${XBPS_SRCPKGDIR}
_files=$(git ls-files ${sourcepkg})
[ -z "${_files}" ] && return
for f in ${_files}; do
_filerev=$(git rev-list --abbrev-commit HEAD $f | head -n1)
[ -z "${_filerev}" ] && continue
_out="${f} ${_filerev}"
if [ -z "${_revs}" ]; then
_revs="${_out}"
else
_revs="${_revs} ${_out}"
fi
done
set -- ${_revs}
while [ $# -gt 0 ]; do
local _file=$1; local _rev=$2
echo "${_file}: ${_rev}"
echo "${_file}: ${_rev}" >> ${GITREVS_FILE}
shift 2
done
}