forked from mirrors/nixpkgs
86 lines
2.6 KiB
Nix
86 lines
2.6 KiB
Nix
{ stdenvNoCC, lib, buildPackages
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, fetchurl, fetchpatch, perl
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, elf-header
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}:
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let
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common = { version, sha256, patches ? [] }: stdenvNoCC.mkDerivation {
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name = "linux-headers-${version}";
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src = fetchurl {
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url = "mirror://kernel/linux/kernel/v4.x/linux-${version}.tar.xz";
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inherit sha256;
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};
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ARCH = stdenvNoCC.hostPlatform.platform.kernelArch or (throw "missing 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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# `$(..)` expanded by make alone
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"HOSTCC:=$(BUILD_CC)"
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"HOSTCXX:=$(BUILD_CXX)"
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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 $makeFlags
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''
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# For some reason, doing `make install_headers` twice, first without
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# INSTALL_HDR_PATH=$out then with, is neccessary to get this to work
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# for darwin cross. @Ericson2314 has no idea why.
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+ ''
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make headers_install $makeFlags
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'';
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checkPhase = ''
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make headers_check $makeFlags
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'';
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installPhase = ''
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make headers_install INSTALL_HDR_PATH=$out $makeFlags
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''
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# Some builds (e.g. KVM) want a kernel.release.
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+ '' mkdir -p $out/include/config
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echo "${version}-default" > $out/include/config/kernel.release
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''
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# These oddly named file records teh `SHELL` passed, which causes bootstrap
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# tools run-time dependency.
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+ ''
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find "$out" -name '..install.cmd' -print0 | xargs -0 rm
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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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linuxHeaders = common {
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version = "4.18.3";
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sha256 = "1m23hjd02bg8mqnd8dc4z4m3kxds1cyrc6j5saiwnhzbz373rvc1";
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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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./no-dynamic-cc-version-check.patch # so we can use `stdenvNoCC`, see `makeFlags` above
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];
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};
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}
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