nix-super/corepkgs/channels/unpack.sh.in

#! @shell@ -e

# Cygwin compatibility hack: bunzip2 expects cygwin.dll in $PATH.
export PATH=@coreutils@

@coreutils@/mkdir $out
@coreutils@/mkdir $out/tmp
cd $out/tmp

inputs=($inputs)
for ((n = 0; n < ${#inputs[*]}; n += 2)); do
    channelName=${inputs[n]}
    channelTarball=${inputs[n+1]}
    
    echo "unpacking channel $channelName"
    
    @bunzip2@ < $channelTarball | @tar@ xf -

    if test -e */channel-name; then
        channelName="$(@coreutils@/cat */channel-name)"
    fi

    nr=1
    attrName=$(echo $channelName | @tr@ -- '- ' '__')
    dirName=$attrName
    while test -e ../$dirName; do
        nr=$((nr+1))
        dirName=$attrName-$nr
    done

    @coreutils@/mv * ../$dirName # !!! hacky
done

cd ..
@coreutils@/rmdir tmp