liminix/pkgs/gen_init_cpio/default.nix

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{
stdenv
, fetchurl
}:
stdenv.mkDerivation rec {
name = "gen_init_cpio";
src = fetchurl {
url = "https://raw.githubusercontent.com/torvalds/linux/462cd7724e2341472c9f9670ac88e250788d4c82/usr/gen_init_cpio.c";
hash = "sha256-gwKSJGiCS4v98EArNryr/sdYAfDqnGsZ1erfGMNVjpw=";
};
unpackPhase = "cp ${src} ./gen_init_cpio.c";
buildPhase = "gcc -o gen_init_cpio gen_init_cpio.c";
installPhase = ''
mkdir -p $out/bin
cp gen_init_cpio $out/bin
'';
}