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|
{ runCommand,
clang,
gcc64,
gcc32,
glibc_multi
}:
let
combine = basegcc: runCommand "combine-gcc-libc" {} ''
mkdir -p $out
cp -r ${basegcc.cc}/lib $out/lib
chmod u+rw -R $out/lib
cp -r ${basegcc.libc}/lib/* $(ls -d $out/lib/gcc/*/*)
'';
gcc_multi_sysroot = runCommand "gcc-multi-sysroot" {
passthru = {
inherit (gcc64) version;
lib = gcc_multi_sysroot;
};
} ''
mkdir -p $out/lib/gcc
ln -s ${combine gcc64}/lib/gcc/* $out/lib/gcc/
ln -s ${combine gcc32}/lib/gcc/* $out/lib/gcc/
# XXX: This shouldn't be needed, clang just doesn't look for "i686-unknown"
ln -s $out/lib/gcc/i686-unknown-linux-gnu $out/lib/gcc/i686-pc-linux-gnu
# includes
ln -s ${glibc_multi.dev}/include $out/
# dynamic linkers
mkdir -p $out/lib/32
ln -s ${glibc_multi.out}/lib/ld-linux* $out/lib
ln -s ${glibc_multi.out}/lib/32/ld-linux* $out/lib/32/
'';
clangMulti = clang.override {
# Only used for providing expected structure re:dynamic linkers, AFAIK Most
# of the magic is done by setting the --gcc-toolchain option via
# `gccForLibs`.
libc = gcc_multi_sysroot;
bintools = clang.bintools.override {
libc = gcc_multi_sysroot;
};
gccForLibs = gcc_multi_sysroot;
};
in clangMulti
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