nixpkgs/pkgs/development/libraries/glibc/default.nix
Matthew Bauer 80ff19a45f
Merge pull request #36948 from dtzWill/fix/glibc-libgcc_s
glibc: don't use bootstrap libgcc_s
2019-01-23 17:12:55 -05:00

92 lines
3.2 KiB
Nix

{ stdenv, callPackage
, withLinuxHeaders ? true
, profilingLibraries ? false
, withGd ? false
}:
callPackage ./common.nix { inherit stdenv; } {
name = "glibc" + stdenv.lib.optionalString withGd "-gd";
inherit withLinuxHeaders profilingLibraries withGd;
# Note:
# Things you write here override, and do not add to,
# the values in `common.nix`.
# (For example, if you define `patches = [...]` here, it will
# override the patches in `common.nix`.)
NIX_NO_SELF_RPATH = true;
postConfigure = ''
# Hack: get rid of the `-static' flag set by the bootstrap stdenv.
# This has to be done *after* `configure' because it builds some
# test binaries.
export NIX_CFLAGS_LINK=
export NIX_LDFLAGS_BEFORE=
export NIX_DONT_SET_RPATH=1
unset CFLAGS
# Apparently --bindir is not respected.
makeFlagsArray+=("bindir=$bin/bin" "sbindir=$bin/sbin" "rootsbindir=$bin/sbin")
'';
# The stackprotector and fortify hardening flags are autodetected by glibc
# and enabled by default if supported. Setting it for every gcc invocation
# does not work.
hardeningDisable = [ "stackprotector" "fortify" ]
# XXX: Not actually musl-speciic but since only musl enables pie by default,
# limit rebuilds by only disabling pie w/musl
++ stdenv.lib.optional stdenv.hostPlatform.isMusl "pie";
postInstall = ''
echo SUPPORTED-LOCALES=C.UTF-8/UTF-8 > ../glibc-2*/localedata/SUPPORTED
make -j''${NIX_BUILD_CORES:-1} -l''${NIX_BUILD_CORES:-1} localedata/install-locales
test -f $out/etc/ld.so.cache && rm $out/etc/ld.so.cache
if test -n "$linuxHeaders"; then
# Include the Linux kernel headers in Glibc, except the `scsi'
# subdirectory, which Glibc provides itself.
(cd $dev/include && \
ln -sv $(ls -d $linuxHeaders/include/* | grep -v scsi\$) .)
fi
# Fix for NIXOS-54 (ldd not working on x86_64). Make a symlink
# "lib64" to "lib".
if test -n "$is64bit"; then
ln -s lib $out/lib64
fi
# Get rid of more unnecessary stuff.
rm -rf $out/var $bin/bin/sln
''
# For some reason these aren't stripped otherwise and retain reference
# to bootstrap-tools; on cross-arm this stripping would break objects.
+ stdenv.lib.optionalString (stdenv.hostPlatform == stdenv.buildPlatform) ''
for i in "$out"/lib/*.a; do
[ "$i" = "$out/lib/libm.a" ] || $STRIP -S "$i"
done
'' + ''
# Put libraries for static linking in a separate output. Note
# that libc_nonshared.a and libpthread_nonshared.a are required
# for dynamically-linked applications.
mkdir -p $static/lib
mv $out/lib/*.a $static/lib
mv $static/lib/lib*_nonshared.a $out/lib
# Some of *.a files are linker scripts where moving broke the paths.
sed "/^GROUP/s|$out/lib/lib|$static/lib/lib|g" \
-i "$static"/lib/*.a
# Work around a Nix bug: hard links across outputs cause a build failure.
cp $bin/bin/getconf $bin/bin/getconf_
mv $bin/bin/getconf_ $bin/bin/getconf
'';
separateDebugInfo = true;
meta.description = "The GNU C Library";
}