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|
{ 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";
};
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 ""
'';
preConfigure = ''
configureFlagsArray+=("--syslibdir=$out/lib")
'';
configureFlags = [
"--enable-shared"
"--enable-static"
"--enable-debug"
"CFLAGS=-fstack-protector-strong"
# Fix cycle between outputs
"--disable-wrapper"
];
outputs = [ "out" "dev" ];
dontDisableStatic = true;
separateDebugInfo = 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 -s $out/lib/libc.so $out/bin/ldd
'' + 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 ];
};
}
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