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https://github.com/SebastianWendel/nixpkgs.git
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1ac5398589
I hate the thing too even though I made it, and rather just get rid of it. But we can't do that yet. In the meantime, this brings us more inline with autoconf and will make it slightly easier for me to write a pkg-config wrapper, which we need.
84 lines
2.6 KiB
Nix
84 lines
2.6 KiB
Nix
{ stdenvNoCC, lib, buildPackages, fetchurl, perl, elf-header }:
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let
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makeLinuxHeaders = { src, version, patches ? [] }: stdenvNoCC.mkDerivation {
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inherit src;
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pname = "linux-headers";
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inherit version;
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ARCH = stdenvNoCC.hostPlatform.platform.kernelArch or stdenvNoCC.hostPlatform.kernelArch;
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# It may look odd that we use `stdenvNoCC`, and yet explicit depend on a cc.
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# We do this so we have a build->build, not build->host, C compiler.
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depsBuildBuild = [ buildPackages.stdenv.cc ];
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# `elf-header` is null when libc provides `elf.h`.
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nativeBuildInputs = [ perl elf-header ];
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extraIncludeDirs = lib.optional stdenvNoCC.hostPlatform.isPowerPC ["ppc"];
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inherit patches;
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hardeningDisable = lib.optional stdenvNoCC.buildPlatform.isDarwin "format";
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makeFlags = [
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"SHELL=bash"
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# Avoid use of runtime build->host compilers for checks. These
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# checks only cared to work around bugs in very old compilers, so
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# these changes should be safe.
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"cc-version:=9999"
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"cc-fullversion:=999999"
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# `$(..)` expanded by make alone
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"HOSTCC:=$(CC_FOR_BUILD)"
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"HOSTCXX:=$(CXX_FOR_BUILD)"
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];
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# Skip clean on darwin, case-sensitivity issues.
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buildPhase = lib.optionalString (!stdenvNoCC.buildPlatform.isDarwin) ''
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make mrproper $makeFlags
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'' + ''
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make headers $makeFlags
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'';
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checkPhase = ''
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make headers_check $makeFlags
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'';
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# The following command requires rsync:
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# make headers_install INSTALL_HDR_PATH=$out $makeFlags
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# but rsync depends on popt which does not compile on aarch64 without
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# updateAutotoolsGnuConfigScriptsHook which is not enabled in stage2,
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# so we replicate it with cp. This also reduces bootstrap closure size.
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installPhase = ''
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mkdir -p $out
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cp -r usr/include $out
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find $out -type f ! -name '*.h' -delete
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''
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# Some builds (e.g. KVM) want a kernel.release.
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+ ''
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mkdir -p $out/include/config
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echo "${version}-default" > $out/include/config/kernel.release
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'';
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meta = with lib; {
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description = "Header files and scripts for Linux kernel";
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license = licenses.gpl2;
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platforms = platforms.linux;
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};
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};
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in {
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inherit makeLinuxHeaders;
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linuxHeaders = let version = "5.5"; in
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makeLinuxHeaders {
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inherit version;
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src = fetchurl {
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url = "mirror://kernel/linux/kernel/v5.x/linux-${version}.tar.xz";
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sha256 = "0c131fi6s7vgvka1c0597vnvcmwn1pp968rci5kq64iwj3pd9yx6";
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};
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patches = [
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./no-relocs.patch # for building x86 kernel headers on non-ELF platforms
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];
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};
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}
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