nixpkgs/pkgs/stdenv/linux/scripts/download-script

set -e

echo "using curl executable $curl"

$curl/bin/curl "$url" > .tmp

$gunzip -d < .tmp | $tar xvf -

$cp -prd * $out

if test -n "$postProcess"; then
    for i in $addToPath; do
        export PATH=$PATH:$i/bin
    done
    for i in $postProcess; do
        source $i
    done
fi