glibc: Drop hurd support

This hasn't been maintained since 2012.

Also, renamed glibc's kernelHeaders argument to linuxHeaders.

pkgs/development/libraries/glibc/common.nix

@@ -3,10 +3,8 @@
 
 cross:
 
-{ name, fetchurl, fetchgit ? null, stdenv, installLocales ? false
-, gccCross ? null, kernelHeaders ? null
-, machHeaders ? null, hurdHeaders ? null, libpthreadHeaders ? null
-, mig ? null
+{ name, fetchurl, lib, stdenv, installLocales ? false
+, gccCross ? null, linuxHeaders ? null
 , profilingLibraries ? false, meta
 , withGd ? false, gd ? null, libpng ? null
 , preConfigure ? "", ... }@args:
@@ -18,12 +16,9 @@ let
 in
 
 assert cross != null -> gccCross != null;
-assert mig != null -> machHeaders != null;
-assert machHeaders != null -> hurdHeaders != null;
-assert hurdHeaders != null -> libpthreadHeaders != null;
 
 stdenv.mkDerivation ({
-  inherit kernelHeaders installLocales;
+  inherit linuxHeaders installLocales;
 
   # The host/target system.
   crossConfig = if cross != null then cross.config else null;
@@ -32,9 +27,7 @@ stdenv.mkDerivation ({
 
   enableParallelBuilding = true;
 
-  /* Don't try to apply these patches to the Hurd's snapshot, which is
-     older.  */
-  patches = stdenv.lib.optionals (hurdHeaders == null)
+  patches =
     [ /* Have rpcgen(1) look for cpp(1) in $PATH.  */
       ./rpcgen-path.patch
 
@@ -96,36 +89,35 @@ stdenv.mkDerivation ({
       "--sysconfdir=/etc"
       "--localedir=/var/run/current-system/sw/lib/locale"
       "libc_cv_ssp=no"
-      (if kernelHeaders != null
-       then "--with-headers=${kernelHeaders}/include"
+      (if linuxHeaders != null
+       then "--with-headers=${linuxHeaders}/include"
        else "--without-headers")
       (if profilingLibraries
        then "--enable-profile"
        else "--disable-profile")
-    ] ++ stdenv.lib.optionals (cross == null && kernelHeaders != null) [
+    ] ++ lib.optionals (cross == null && linuxHeaders != null) [
       "--enable-kernel=2.6.32"
-    ] ++ stdenv.lib.optionals (cross != null) [
+    ] ++ lib.optionals (cross != null) [
       (if cross.withTLS then "--with-tls" else "--without-tls")
       (if cross.float == "soft" then "--without-fp" else "--with-fp")
-    ] ++ stdenv.lib.optionals (cross != null
+    ] ++ lib.optionals (cross != null
           && cross.platform ? kernelMajor
           && cross.platform.kernelMajor == "2.6") [
       "--enable-kernel=2.6.0"
       "--with-__thread"
-    ] ++ stdenv.lib.optionals (cross == null && stdenv.isArm) [
+    ] ++ lib.optionals (cross == null && stdenv.isArm) [
       "--host=arm-linux-gnueabi"
       "--build=arm-linux-gnueabi"
 
       # To avoid linking with -lgcc_s (dynamic link)
       # so the glibc does not depend on its compiler store path
       "libc_cv_as_needed=no"
-    ] ++ stdenv.lib.optional withGd "--with-gd";
+    ] ++ lib.optional withGd "--with-gd";
 
   installFlags = [ "sysconfdir=$(out)/etc" ];
 
-  buildInputs = stdenv.lib.optionals (cross != null) [ gccCross ]
-    ++ stdenv.lib.optional (mig != null) mig
-    ++ stdenv.lib.optionals withGd [ gd libpng ];
+  buildInputs = lib.optionals (cross != null) [ gccCross ]
+    ++ lib.optionals withGd [ gd libpng ];
 
   # Needed to install share/zoneinfo/zone.tab.  Set to impure /bin/sh to
   # prevent a retained dependency on the bootstrap tools in the stdenv-linux
@@ -137,32 +129,22 @@ stdenv.mkDerivation ({
   # I.e. when gcc is compiled with --with-arch=i686, then the
   # preprocessor symbol `__i686' will be defined to `1'.  This causes
   # the symbol __i686.get_pc_thunk.dx to be mangled.
-  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString (stdenv.system == "i686-linux") "-U__i686"
+  NIX_CFLAGS_COMPILE = lib.optionalString (stdenv.system == "i686-linux") "-U__i686"
     + " -Wno-error=strict-prototypes";
 }
 
 # Remove the `gccCross' attribute so that the *native* glibc store path
 # doesn't depend on whether `gccCross' is null or not.
-// (removeAttrs args [ "gccCross" "fetchurl" "fetchgit" "withGd" "gd" "libpng" ]) //
+// (removeAttrs args [ "lib" "gccCross" "fetchurl" "withGd" "gd" "libpng" ]) //
 
 {
   name = name + "-${version}" +
-    stdenv.lib.optionalString (cross != null) "-${cross.config}";
+    lib.optionalString (cross != null) "-${cross.config}";
 
-  src =
-    if hurdHeaders != null
-    then fetchgit {
-      # Shamefully the "official" glibc won't build on GNU, so use the one
-      # maintained by the Hurd folks, `tschwinge/Roger_Whittaker' branch.
-      # See <http://www.gnu.org/software/hurd/source_repositories/glibc.html>.
-      url = "git://git.sv.gnu.org/hurd/glibc.git";
-      sha256 = "cecec9dd5a2bafc875c56b058b6d7628a22b250b53747513dec304f31ffdb82d";
-      rev = "d3cdecf18e6550b0984a42b43ed48c5fb26501e1";
-    }
-    else fetchurl {
-      url = "mirror://gnu/glibc/glibc-${version}.tar.gz";
-      sha256 = "1rcby0cqgswgqaxyqz0yqc4zizb1kvpi5vlfqp7dh3sa132109m6";
-    };
+  src = fetchurl {
+    url = "mirror://gnu/glibc/glibc-${version}.tar.gz";
+    sha256 = "1rcby0cqgswgqaxyqz0yqc4zizb1kvpi5vlfqp7dh3sa132109m6";
+  };
 
   # Remove absolute paths from `configure' & co.; build out-of-tree.
   preConfigure = ''
@@ -178,17 +160,18 @@ stdenv.mkDerivation ({
 
     configureScript="`pwd`/../$sourceRoot/configure"
 
-    ${stdenv.lib.optionalString (stdenv.cc.libc != null)
+    ${lib.optionalString (stdenv.cc.libc != null)
       ''makeFlags="$makeFlags BUILD_LDFLAGS=-Wl,-rpath,${stdenv.cc.libc}/lib"''
     }
 
     ${preConfigure}
   '';
 
+  preBuild = lib.optionalString withGd "unset NIX_DONT_SET_RPATH";
+
   meta = {
     homepage = http://www.gnu.org/software/libc/;
-    description = "The GNU C Library"
-      + stdenv.lib.optionalString (hurdHeaders != null) ", for GNU/Hurd";
+    description = "The GNU C Library";
 
     longDescription =
       '' Any Unix-like operating system needs a C library: the library which
@@ -199,24 +182,9 @@ stdenv.mkDerivation ({
          most systems with the Linux kernel.
       '';
 
-    license = stdenv.lib.licenses.lgpl2Plus;
+    license = lib.licenses.lgpl2Plus;
 
-    maintainers = [ ];
-    #platforms = stdenv.lib.platforms.linux;
+    maintainers = [ lib.maintainers.eelco ];
+    #platforms = lib.platforms.linux;
   } // meta;
-}
-
-// stdenv.lib.optionalAttrs withGd {
-  preBuild = "unset NIX_DONT_SET_RPATH";
-}
-
-// stdenv.lib.optionalAttrs (hurdHeaders != null) {
-  # Work around the fact that the configure snippet that looks for
-  # <hurd/version.h> does not honor `--with-headers=$sysheaders' and that
-  # glibc expects Mach, Hurd, and pthread headers to be in the same place.
-  CPATH = "${hurdHeaders}/include:${machHeaders}/include:${libpthreadHeaders}/include";
-
-  # Install NSS stuff in the right place.
-  # XXX: This will be needed for all new glibcs and isn't Hurd-specific.
-  makeFlags = ''vardbdir="$out/var/db"'';
 })