{stdenv, fetchurl, perl, cross ? null}: assert cross == null -> stdenv.isLinux; let version = "2.4.37.9"; kernelHeadersBaseConfig = if (cross == null) then stdenv.platform.kernelHeadersBaseConfig else cross.platform.kernelHeadersBaseConfig; in stdenv.mkDerivation { name = "linux-headers-${version}"; src = fetchurl { url = "mirror://kernel/linux/kernel/v2.4/linux-${version}.tar.bz2"; sha256 = "08rca9lcb5l5w483hgaqk8pi2njd7cmwpkifjqxwlb3g8liz4r5g"; }; targetConfig = if (cross != null) then cross.config else null; platform = if cross != null then cross.platform.kernelArch else if stdenv.system == "i686-linux" then "i386" else if stdenv.system == "x86_64-linux" then "x86_64" else if stdenv.system == "powerpc-linux" then "powerpc" else if stdenv.system == "armv5tel-linux" then "arm" else abort "don't know what the kernel include directory is called for this platform"; buildInputs = [perl]; patchPhase = '' sed -i s,/bin/pwd,pwd, Makefile ''; extraIncludeDirs = if cross != null then (if cross.arch == "powerpc" then ["ppc"] else []) else if stdenv.system == "powerpc-linux" then ["ppc"] else []; buildPhase = '' cp arch/$platform/${kernelHeadersBaseConfig} .config make mrproper symlinks include/linux/{version,compile}.h \ ARCH=$platform yes "" | make oldconfig ARCH=$platform ''; installPhase = '' ensureDir $out/include cp -a include/{asm,asm-$platform,acpi,linux,pcmcia,scsi,video} \ $out/include ''; }