52 lines
1.5 KiB
Nix
52 lines
1.5 KiB
Nix
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{ lib, stdenv, fetchurl, linuxHeaders, perl }:
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let
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commonMakeFlags = [
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"prefix=$(out)"
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"SHLIBDIR=$(out)/lib"
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];
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in
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stdenv.mkDerivation rec {
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pname = "klibc";
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version = "2.0.7";
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src = fetchurl {
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url = "mirror://kernel/linux/libs/klibc/2.0/klibc-${version}.tar.xz";
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sha256 = "08li3aj9bvzabrih98jdxi3m19h85cp53s8cr7cqad42r8vjdvxb";
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};
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patches = [ ./no-reinstall-kernel-headers.patch ];
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nativeBuildInputs = [ perl ];
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hardeningDisable = [ "format" "stackprotector" ];
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makeFlags = commonMakeFlags ++ [
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"KLIBCARCH=${stdenv.hostPlatform.platform.kernelArch}"
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"KLIBCKERNELSRC=${linuxHeaders}"
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] # TODO(@Ericson2314): We now can get the ABI from
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# `stdenv.hostPlatform.parsed.abi`, is this still a good idea?
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++ stdenv.lib.optional (stdenv.hostPlatform.platform.kernelArch == "arm") "CONFIG_AEABI=y"
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++ stdenv.lib.optional (stdenv.hostPlatform != stdenv.buildPlatform) "CROSS_COMPILE=${stdenv.cc.targetPrefix}";
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# Install static binaries as well.
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postInstall = ''
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dir=$out/lib/klibc/bin.static
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mkdir $dir
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cp $(find $(find . -name static) -type f ! -name "*.g" -a ! -name ".*") $dir/
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for file in ${linuxHeaders}/include/*; do
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ln -sv $file $out/lib/klibc/include
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done
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'';
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meta = {
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description = "Minimalistic libc subset for initramfs usage";
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homepage = "https://kernel.org/pub/linux/libs/klibc/";
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maintainers = with lib.maintainers; [ fpletz ];
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license = lib.licenses.bsd3;
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platforms = lib.platforms.linux;
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};
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}
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