28b6fb61e6
This is done for the sake of Yosemite, which does not have gcc, and yet this change is also compatible with Linux.
211 lines
7.3 KiB
Nix
211 lines
7.3 KiB
Nix
/* Build configuration used to build glibc, Info files, and locale
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information. */
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cross:
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{ name, fetchurl, fetchgit ? null, stdenv, installLocales ? false
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, gccCross ? null, kernelHeaders ? null
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, machHeaders ? null, hurdHeaders ? null, libpthreadHeaders ? null
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, mig ? null
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, profilingLibraries ? false, meta
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, withGd ? false, gd ? null, libpng ? null
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, preConfigure ? "", ... }@args:
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let
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version = "2.20";
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in
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assert cross != null -> gccCross != null;
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assert mig != null -> machHeaders != null;
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assert machHeaders != null -> hurdHeaders != null;
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assert hurdHeaders != null -> libpthreadHeaders != null;
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stdenv.mkDerivation ({
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inherit kernelHeaders installLocales;
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# The host/target system.
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crossConfig = if cross != null then cross.config else null;
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inherit (stdenv) is64bit;
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enableParallelBuilding = true;
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/* Don't try to apply these patches to the Hurd's snapshot, which is
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older. */
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patches = stdenv.lib.optionals (hurdHeaders == null)
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[ /* Have rpcgen(1) look for cpp(1) in $PATH. */
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./rpcgen-path.patch
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/* Allow NixOS and Nix to handle the locale-archive. */
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./nix-locale-archive.patch
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/* Don't use /etc/ld.so.cache, for non-NixOS systems. */
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./dont-use-system-ld-so-cache.patch
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/* Don't use /etc/ld.so.preload, but /etc/ld-nix.so.preload. */
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./dont-use-system-ld-so-preload.patch
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/* Add blowfish password hashing support. This is needed for
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compatibility with old NixOS installations (since NixOS used
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to default to blowfish). */
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./glibc-crypt-blowfish.patch
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/* The command "getconf CS_PATH" returns the default search path
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"/bin:/usr/bin", which is inappropriate on NixOS machines. This
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patch extends the search path by "/run/current-system/sw/bin". */
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./fix_path_attribute_in_getconf.patch
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];
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postPatch =
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# Needed for glibc to build with the gnumake 3.82
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# http://comments.gmane.org/gmane.linux.lfs.support/31227
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''
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sed -i 's/ot \$/ot:\n\ttouch $@\n$/' manual/Makefile
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''
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# nscd needs libgcc, and we don't want it dynamically linked
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# because we don't want it to depend on bootstrap-tools libs.
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+ ''
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echo "LDFLAGS-nscd += -static-libgcc" >> nscd/Makefile
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''
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# Replace the date and time in nscd by a prefix of $out.
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# It is used as a protocol compatibility check.
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# Note: the size of the struct changes, but using only a part
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# would break hash-rewriting. When receiving stats it does check
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# that the struct sizes match and can't cause overflow or something.
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+ ''
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cat ${./glibc-remove-datetime-from-nscd.patch} \
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| sed "s,@out@,$out," | patch -p1
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'';
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configureFlags =
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[ "-C"
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"--enable-add-ons"
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"--enable-obsolete-rpc"
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"--sysconfdir=/etc"
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"--localedir=/var/run/current-system/sw/lib/locale"
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"libc_cv_ssp=no"
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(if kernelHeaders != null
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then "--with-headers=${kernelHeaders}/include"
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else "--without-headers")
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(if profilingLibraries
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then "--enable-profile"
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else "--disable-profile")
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] ++ stdenv.lib.optionals (cross == null && kernelHeaders != null) [
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"--enable-kernel=2.6.32"
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] ++ stdenv.lib.optionals (cross != null) [
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(if cross.withTLS then "--with-tls" else "--without-tls")
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(if cross.float == "soft" then "--without-fp" else "--with-fp")
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] ++ stdenv.lib.optionals (cross != null
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&& cross.platform ? kernelMajor
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&& cross.platform.kernelMajor == "2.6") [
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"--enable-kernel=2.6.0"
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"--with-__thread"
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] ++ stdenv.lib.optionals (cross == null && stdenv.isArm) [
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"--host=arm-linux-gnueabi"
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"--build=arm-linux-gnueabi"
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# To avoid linking with -lgcc_s (dynamic link)
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# so the glibc does not depend on its compiler store path
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"libc_cv_as_needed=no"
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] ++ stdenv.lib.optional withGd "--with-gd";
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installFlags = [ "sysconfdir=$(out)/etc" ];
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buildInputs = stdenv.lib.optionals (cross != null) [ gccCross ]
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++ stdenv.lib.optional (mig != null) mig
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++ stdenv.lib.optionals withGd [ gd libpng ];
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# Needed to install share/zoneinfo/zone.tab. Set to impure /bin/sh to
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# prevent a retained dependency on the bootstrap tools in the stdenv-linux
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# bootstrap.
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BASH_SHELL = "/bin/sh";
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# Workaround for this bug:
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# http://sourceware.org/bugzilla/show_bug.cgi?id=411
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# I.e. when gcc is compiled with --with-arch=i686, then the
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# preprocessor symbol `__i686' will be defined to `1'. This causes
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# the symbol __i686.get_pc_thunk.dx to be mangled.
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NIX_CFLAGS_COMPILE = stdenv.lib.optionalString (stdenv.system == "i686-linux") "-U__i686";
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}
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# Remove the `gccCross' attribute so that the *native* glibc store path
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# doesn't depend on whether `gccCross' is null or not.
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// (removeAttrs args [ "gccCross" "fetchurl" "fetchgit" "withGd" "gd" "libpng" ]) //
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{
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name = name + "-${version}" +
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stdenv.lib.optionalString (cross != null) "-${cross.config}";
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src =
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if hurdHeaders != null
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then fetchgit {
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# Shamefully the "official" glibc won't build on GNU, so use the one
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# maintained by the Hurd folks, `tschwinge/Roger_Whittaker' branch.
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# See <http://www.gnu.org/software/hurd/source_repositories/glibc.html>.
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url = "git://git.sv.gnu.org/hurd/glibc.git";
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sha256 = "cecec9dd5a2bafc875c56b058b6d7628a22b250b53747513dec304f31ffdb82d";
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rev = "d3cdecf18e6550b0984a42b43ed48c5fb26501e1";
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}
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else fetchurl {
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url = "mirror://gnu/glibc/glibc-${version}.tar.gz";
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sha256 = "1g6ysvk15arpi7c1f1fpx5slgfr2k3dqd5xr0yvijajp1m0xxq9p";
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};
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# Remove absolute paths from `configure' & co.; build out-of-tree.
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preConfigure = ''
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export PWD_P=$(type -tP pwd)
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for i in configure io/ftwtest-sh; do
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# Can't use substituteInPlace here because replace hasn't been
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# built yet in the bootstrap.
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sed -i "$i" -e "s^/bin/pwd^$PWD_P^g"
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done
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mkdir ../build
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cd ../build
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configureScript="`pwd`/../$sourceRoot/configure"
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${stdenv.lib.optionalString (stdenv.cc.libc != null)
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''makeFlags="$makeFlags BUILD_LDFLAGS=-Wl,-rpath,${stdenv.cc.libc}/lib"''
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}
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${preConfigure}
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'';
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meta = {
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homepage = http://www.gnu.org/software/libc/;
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description = "The GNU C Library"
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+ stdenv.lib.optionalString (hurdHeaders != null) ", for GNU/Hurd";
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longDescription =
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'' Any Unix-like operating system needs a C library: the library which
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defines the "system calls" and other basic facilities such as
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open, malloc, printf, exit...
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The GNU C library is used as the C library in the GNU system and
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most systems with the Linux kernel.
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'';
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license = stdenv.lib.licenses.lgpl2Plus;
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maintainers = [ stdenv.lib.maintainers.ludo ];
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#platforms = stdenv.lib.platforms.linux;
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} // meta;
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}
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// stdenv.lib.optionalAttrs withGd {
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preBuild = "unset NIX_DONT_SET_RPATH";
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}
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// stdenv.lib.optionalAttrs (hurdHeaders != null) {
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# Work around the fact that the configure snippet that looks for
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# <hurd/version.h> does not honor `--with-headers=$sysheaders' and that
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# glibc expects Mach, Hurd, and pthread headers to be in the same place.
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CPATH = "${hurdHeaders}/include:${machHeaders}/include:${libpthreadHeaders}/include";
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# Install NSS stuff in the right place.
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# XXX: This will be needed for all new glibcs and isn't Hurd-specific.
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makeFlags = ''vardbdir="$out/var/db"'';
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})
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