nixpkgs/pkgs/os-specific/linux/klibc/default.nix

50 lines
1.3 KiB
Nix

{ stdenv, fetchurl, linuxHeaders, perl }:
let
commonMakeFlags = [
"prefix=$(out)"
"SHLIBDIR=$(out)/lib"
];
in
stdenv.mkDerivation rec {
name = "klibc-${version}";
version = "2.0.4";
src = fetchurl {
url = "mirror://kernel/linux/libs/klibc/2.0/klibc-${version}.tar.xz";
sha256 = "7f9a0850586def7cf4faeeb75e5d0f66e613674c524f6e77b0f4d93a26c801cb";
};
patches = [ ./no-reinstall-kernel-headers.patch ];
nativeBuildInputs = [ perl ];
hardeningDisable = [ "format" "stackprotector" ];
makeFlags = commonMakeFlags ++ [
"KLIBCARCH=${stdenv.platform.kernelArch}"
"KLIBCKERNELSRC=${linuxHeaders}"
] ++ stdenv.lib.optional (stdenv.platform.kernelArch == "arm") "CONFIG_AEABI=y";
crossAttrs = {
makeFlags = commonMakeFlags ++ [
"KLIBCARCH=${stdenv.cross.platform.kernelArch}"
"KLIBCKERNELSRC=${linuxHeaders.crossDrv}"
"CROSS_COMPILE=${stdenv.cross.config}-"
] ++ stdenv.lib.optional (stdenv.cross.platform.kernelArch == "arm") "CONFIG_AEABI=y";
};
# Install static binaries as well.
postInstall = ''
dir=$out/lib/klibc/bin.static
mkdir $dir
cp $(find $(find . -name static) -type f ! -name "*.g" -a ! -name ".*") $dir/
cp usr/dash/sh $dir/
for file in ${linuxHeaders}/include/*; do
ln -sv $file $out/lib/klibc/include
done
'';
}