moving builder.sh hooks into nix

pkgs/development/libraries/glibc/default.nix

@@ -17,7 +17,21 @@ in
     inherit lib stdenv fetchurl linuxHeaders installLocales
       profilingLibraries gccCross withGd gd libpng;
 
-    builder = ./builder.sh;
+    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")
+    '';
 
     # When building glibc from bootstrap-tools, we need libgcc_s at RPATH for
     # any program we run, because the gcc will have been placed at a new
@@ -35,6 +49,44 @@ in
       fi
     '';
 
+    postInstall = ''
+      if test -n "$installLocales"; then
+          make -j''${NIX_BUILD_CORES:-1} -l''${NIX_BUILD_CORES:-1} localedata/install-locales
+      fi
+
+      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 $out/sbin/sln
+
+      for i in $out/lib/*.a; do
+          strip -S "$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
+
+      # 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";