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{stdenv, fetchurl, perl, bison, mktemp, linuxHeaders, linuxHeadersCross}:
assert stdenv.isLinux;
let
version = "1.5.15";
baseMakeFlags = ["V=1" "prefix=$out" "SHLIBDIR=$out/lib"];
in
stdenv.mkDerivation {
name = "klibc-${version}";
src = fetchurl {
url = "mirror://kernel/linux/libs/klibc/Testing/klibc-${version}.tar.bz2";
sha256 = "1x401wmjca6zkyikf9xz45b3wb1hnj0m2s9in1sg6xdhi3pk8lwb";
};
makeFlags = baseMakeFlags;
inherit linuxHeaders;
crossAttrs = {
name = "klibc-1.5.17";
src = fetchurl {
url = "mirror://kernel/linux/libs/klibc/Testing/klibc-1.5.17.tar.bz2";
sha256 = "1jmiszf9pdlzj9f72nkv50d7aqrzz12hrmw792xnd2lmn5nrfyx6";
};
makeFlags = baseMakeFlags ++ [ "CROSS_COMPILE=${stdenv.cross.config}-"
"KLIBCARCH=${stdenv.cross.arch}" ];
patchPhase = ''
sed -i /KLIBCKERNELSRC/d scripts/Kbuild.install
'';
linuxHeaders = linuxHeadersCross;
};
# The AEABI option concerns only arm systems, and does not affect the build for
# other systems.
preBuild = ''
sed -i /CONFIG_AEABI/d defconfig
echo "CONFIG_AEABI=y" >> defconfig
makeFlags=$(eval "echo $makeFlags")
mkdir linux
cp -prsd $linuxHeaders/include linux/
chmod -R u+w linux/include/
''; # */
# Install static binaries as well.
postInstall = ''
dir=$out/lib/klibc/bin.static
mkdir $dir
cp $(find $(find . -name static) -type f ! -name "*.g" -a ! -name ".*") $dir/
cp usr/dash/sh $dir/
'';
buildNativeInputs = [ perl bison mktemp ];
}
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