123 lines
3.9 KiB
Nix
123 lines
3.9 KiB
Nix
{ stdenv, lib, fetchurl
|
|
, buildPackages
|
|
, linuxHeaders ? null
|
|
, useBSDCompatHeaders ? true
|
|
}:
|
|
let
|
|
cdefs_h = fetchurl {
|
|
url = "http://git.alpinelinux.org/cgit/aports/plain/main/libc-dev/sys-cdefs.h";
|
|
sha256 = "16l3dqnfq0f20rzbkhc38v74nqcsh9n3f343bpczqq8b1rz6vfrh";
|
|
};
|
|
queue_h = fetchurl {
|
|
url = "http://git.alpinelinux.org/cgit/aports/plain/main/libc-dev/sys-queue.h";
|
|
sha256 = "12qm82id7zys92a1qh2l1qf2wqgq6jr4qlbjmqyfffz3s3nhfd61";
|
|
};
|
|
tree_h = fetchurl {
|
|
url = "http://git.alpinelinux.org/cgit/aports/plain/main/libc-dev/sys-tree.h";
|
|
sha256 = "14igk6k00bnpfw660qhswagyhvr0gfqg4q55dxvaaq7ikfkrir71";
|
|
};
|
|
|
|
# iconv tool, implemented by musl author.
|
|
# Original: http://git.etalabs.net/cgit/noxcuse/plain/src/iconv.c?id=02d288d89683e99fd18fe9f54d4e731a6c474a4f
|
|
# We use copy from Alpine which fixes error messages, see:
|
|
# https://git.alpinelinux.org/cgit/aports/commit/main/musl/iconv.c?id=a3d97e95f766c9c378194ee49361b375f093b26f
|
|
iconv_c = fetchurl {
|
|
name = "iconv.c";
|
|
url = "https://git.alpinelinux.org/cgit/aports/plain/main/musl/iconv.c?id=a3d97e95f766c9c378194ee49361b375f093b26f";
|
|
sha256 = "1mzxnc2ncq8lw9x6n7p00fvfklc9p3wfv28m68j0dfz5l8q2k6pp";
|
|
};
|
|
|
|
in
|
|
stdenv.mkDerivation rec {
|
|
name = "musl-${version}";
|
|
version = "1.1.19";
|
|
|
|
src = fetchurl {
|
|
url = "http://www.musl-libc.org/releases/musl-${version}.tar.gz";
|
|
sha256 = "1nf1wh44bhm8gdcfr75ayib29b99vpq62zmjymrq7f96h9bshnfv";
|
|
};
|
|
|
|
enableParallelBuilding = true;
|
|
|
|
# Disable auto-adding stack protector flags,
|
|
# so musl can selectively disable as needed
|
|
hardeningDisable = [ "stackprotector" ];
|
|
|
|
# Leave these, be friendlier to debuggers/perf tools
|
|
# Don't force them on, but don't force off either
|
|
postPatch = ''
|
|
substituteInPlace configure \
|
|
--replace -fno-unwind-tables "" \
|
|
--replace -fno-asynchronous-unwind-tables ""
|
|
'';
|
|
|
|
patches = [
|
|
# Minor touchup to build system making dynamic linker symlink relative
|
|
(fetchurl {
|
|
url = https://raw.githubusercontent.com/openwrt/openwrt/87606e25afac6776d1bbc67ed284434ec5a832b4/toolchain/musl/patches/300-relative.patch;
|
|
sha256 = "0hfadrycb60sm6hb6by4ycgaqc9sgrhh42k39v8xpmcvdzxrsq2n";
|
|
})
|
|
];
|
|
preConfigure = ''
|
|
configureFlagsArray+=("--syslibdir=$out/lib")
|
|
'';
|
|
|
|
configureFlags = [
|
|
"--enable-shared"
|
|
"--enable-static"
|
|
"--enable-debug"
|
|
"CFLAGS=-fstack-protector-strong"
|
|
"--enable-wrapper=all"
|
|
];
|
|
|
|
outputs = [ "out" "dev" ];
|
|
|
|
dontDisableStatic = true;
|
|
separateDebugInfo = true;
|
|
|
|
NIX_DONT_SET_RPATH = true;
|
|
|
|
postInstall = ''
|
|
# Not sure why, but link in all but scsi directory as that's what uclibc/glibc do.
|
|
# Apparently glibc provides scsi itself?
|
|
(cd $dev/include && ln -s $(ls -d ${linuxHeaders}/include/* | grep -v "scsi$") .)
|
|
|
|
# Strip debug out of the static library
|
|
$STRIP -S $out/lib/libc.a
|
|
mkdir -p $out/bin
|
|
|
|
# Create 'ldd' symlink, builtin
|
|
ln -rs $out/lib/libc.so $out/bin/ldd
|
|
|
|
# (impure) cc wrapper around musl for interactive usuage
|
|
for i in musl-gcc musl-clang ld.musl-clang; do
|
|
moveToOutput bin/$i $dev
|
|
done
|
|
moveToOutput lib/musl-gcc.specs $dev
|
|
substituteInPlace $dev/bin/musl-gcc \
|
|
--replace $out/lib/musl-gcc.specs $dev/lib/musl-gcc.specs
|
|
|
|
# provide 'iconv' utility, using just-built headers, libc/ldso
|
|
$CC ${iconv_c} -o $out/bin/iconv \
|
|
-I$dev/include \
|
|
-L$out/lib -Wl,-rpath=$out/lib \
|
|
-lc \
|
|
-B $out/lib \
|
|
-Wl,-dynamic-linker=$(ls $out/lib/ld-*)
|
|
'' + lib.optionalString useBSDCompatHeaders ''
|
|
install -D ${queue_h} $dev/include/sys/queue.h
|
|
install -D ${cdefs_h} $dev/include/sys/cdefs.h
|
|
install -D ${tree_h} $dev/include/sys/tree.h
|
|
'';
|
|
|
|
passthru.linuxHeaders = linuxHeaders;
|
|
|
|
meta = {
|
|
description = "An efficient, small, quality libc implementation";
|
|
homepage = "http://www.musl-libc.org";
|
|
license = lib.licenses.mit;
|
|
platforms = lib.platforms.linux;
|
|
maintainers = [ lib.maintainers.thoughtpolice ];
|
|
};
|
|
}
|