findTarballs() { local suffix test -d "$1/tarballs/" && { for suffix in tar.gz tgz tar.bz2 tbz2 tar.xz tar.lzma; do ls $1/tarballs/*.$suffix 2> /dev/null done | sort } echo "$1" } canonicalizeJarManifest() { local input=$1 # http://docs.oracle.com/javase/7/docs/technotes/guides/jar/jar.html#Notes_on_Manifest_and_Signature_Files (head -n 1 $input && tail -n +2 $input | sort | grep -v '^\s*$') > $input-tmp mv $input-tmp $input } # Post-process a jar file to contain canonical timestamps and metadata ordering canonicalizeJar() { local input=$1 local outer=$(pwd) unzip -qq $input -d $input-tmp canonicalizeJarManifest $input-tmp/META-INF/MANIFEST.MF # Set all timestamps to Jan 1 1980, which is the earliest date the zip format supports... find $input-tmp -exec touch -t 198001010000.00 {} + rm $input pushd $input-tmp zip -q -r -o -X $outer/tmp-out.jar . 2> /dev/null popd rm -rf $input-tmp mv $outer/tmp-out.jar $input } propagateImageName() { mkdir -p $out/nix-support cat "$diskImage"/nix-support/full-name > $out/nix-support/full-name }