diff options
Diffstat (limited to 'createlinks')
| -rwxr-xr-x | createlinks | 93 |
1 files changed, 48 insertions, 45 deletions
diff --git a/createlinks b/createlinks index 5eb6fe4..4bf7b7f 100755 --- a/createlinks +++ b/createlinks @@ -9,12 +9,6 @@ tmp="$(mktemp -d)" extractinc=(--include={opt,{,usr/}{lib{,32},{s,}bin}}'/*') -[ -f "${lock}" ] && exit 1 -touch "${lock}" -trap "rm -rf '${lock}' '${tmp}'" EXIT - -renice +10 -p $$ > /dev/null - getpkgname() { local tmp @@ -22,48 +16,57 @@ getpkgname() { echo ${tmp%-*.pkg.tar.*} } +generate_links() { + for repo in ${repos[@]}; do + for arch in ${arches[@]}; do + repodir=${repo}/os/${arch} + [ ! -f ${target}/$repodir/$repo.db ] && continue + echo "$repo/$arch..." + cached=false -for repo in ${repos[@]}; do - for arch in ${arches[@]}; do - repodir=${repo}/os/${arch} - [ ! -f ${target}/$repodir/$repo.db ] && continue - echo "$repo/$arch..." - cached=false + # extract old file archive + if [ -f ${target}/${repodir}/${repo}.links.tar.gz ]; then + mkdir -p ${tmp}/cache/${repodir} + bsdtar -xf ${target}/${repodir}/${repo}.links.tar.gz -C ${tmp}/cache/${repodir} + cached=true + fi - # extract old file archive - if [ -f ${target}/${repodir}/${repo}.links.tar.gz ]; then - mkdir -p ${tmp}/cache/${repodir} - bsdtar -xf ${target}/${repodir}/${repo}.links.tar.gz -C ${tmp}/cache/${repodir} - cached=true - fi + # create file lists + for pkg in "$target/$repodir"/*.pkg.tar.?z; do + [[ -f $pkg ]] || continue - # create file lists - for pkg in "$target/$repodir"/*.pkg.tar.?z; do - [[ -f $pkg ]] || continue + pkgname=$(getpkgname $pkg) + tmppkgdir=${tmp}/tmp/${repodir}/${pkgname} + mkdir -p $tmppkgdir + if [ -f "${tmp}/cache/${repodir}/${pkgname}/links" ]; then + # reuse the cached file + mv ${tmp}/cache/${repodir}/${pkgname}/links ${tmppkgdir}/links + else + echo "$repo/$arch: $pkgname" + mkdir -p ${tmppkgdir}/pkg + bsdtar -xvof "$pkg" -C "$tmppkgdir/pkg" "${extractinc[@]}" 2>/dev/null + find "$tmppkgdir/pkg" -type f -exec readelf -d {} + 2>/dev/null | + sed -nr 's/.*Shared library: \[(.*)\]$/\1/p' | sort -u >"$tmppkgdir/links" + rm -rf ${tmppkgdir}/pkg + cached=false + fi + done - pkgname=$(getpkgname $pkg) - tmppkgdir=${tmp}/tmp/${repodir}/${pkgname} - mkdir -p $tmppkgdir - if [ -f "${tmp}/cache/${repodir}/${pkgname}/links" ]; then - # reuse the cached file - mv ${tmp}/cache/${repodir}/${pkgname}/links ${tmppkgdir}/links - else - echo "$repo/$arch: $pkgname" - mkdir -p ${tmppkgdir}/pkg - bsdtar -xof "$pkg" -C "$tmppkgdir/pkg" "${extractinc[@]}" 2>/dev/null - find "$tmppkgdir/pkg" -type f -exec readelf -d {} + 2>/dev/null | - sed -nr 's/.*Shared library: \[(.*)\]$/\1/p' | sort -u >"$tmppkgdir/links" - rm -rf ${tmppkgdir}/pkg - cached=false - fi + # create new file archive + if ! $cached; then + # at least one package has changed, so let's rebuild the archive + pkgdir=${target}/${repodir} + mkdir -p $pkgdir + bsdtar --exclude=*.tar.* -czf ${pkgdir}/${repo}.links.tar.gz -C ${tmp}/tmp/${repodir} . + fi done - - # create new file archive - if ! $cached; then - # at least one package has changed, so let's rebuild the archive - pkgdir=${target}/${repodir} - mkdir -p $pkgdir - bsdtar --exclude=*.tar.* -czf ${pkgdir}/${repo}.links.tar.gz -C ${tmp}/tmp/${repodir} . - fi done -done +} + +trap "rm -rf '${tmp}'" EXIT +renice +10 -p $$ > /dev/null + +{ + flock -n 9 || exit 42 + generate_links +} 9>"$lock" |