suitable clang stdenv

pkgs/applications/editors/vim/default.nix

···
 stdenv.mkDerivation rec {
   name = "vim-${version}";
 
-  version = "7.4.335";
+  version = "7.4.410";
 
   src = fetchhg {
     url = "https://vim.googlecode.com/hg/";
-    rev = "v7-4-335";
-    sha256 = "0qnpzfcbi6fhz82pj68l4vrnigca1akq2ksrxz6krwlfhns6jhhj";
+    rev = "v7-4-410";
+    sha256 = "145llhj6gq2bh9b7p8xkxc388krrximq80b87f3cn4w4d4k9fhqp";
   };
 
   enableParallelBuilding = true;

pkgs/applications/editors/vim/macvim.nix

···
-{ stdenv, stdenvAdapters, gccApple, fetchFromGitHub, ncurses, gettext,
+{ stdenv, stdenvAdapters, fetchFromGitHub, ncurses, gettext,
   pkgconfig, cscope, python, ruby, tcl, perl, luajit
 }:
 
-let inherit (stdenvAdapters.overrideGCC stdenv gccApple) mkDerivation;
-in mkDerivation rec {
+stdenv.mkDerivation rec {
   name = "macvim-${version}";
 
   version = "7.4.355";

pkgs/applications/version-management/subversion/default.nix

···
 assert pythonBindings -> swig != null && python != null;
 assert javahlBindings -> jdk != null && perl != null;
 
-stdenv.mkDerivation rec {
+stdenv.mkDerivation (rec {
 
   version = "1.8.10";
 
···
 
   enableParallelBuilding = true;
 
-  # Hack to build on Mac OS X. The system header files use C99-style
-  # comments, but Subversion passes -std=c90.
-  NIX_CFLAGS_COMPILE = "-std=c99";
-
   meta = {
     description = "A version control system intended to be a compelling replacement for CVS in the open source community";
     homepage = http://subversion.apache.org/;
     maintainers = with stdenv.lib.maintainers; [ eelco lovek323 ];
     hydraPlatforms = stdenv.lib.platforms.linux ++ stdenv.lib.platforms.darwin;
   };
-}
+} // stdenv.lib.optionalAttrs stdenv.isDarwin {
+  CXX = "clang++";
+  CC = "clang";
+  CPP = "clang -E";
+  CXXCPP = "clang++ -E";
+})

pkgs/build-support/cabal/default.nix

···
                 configureFlags+=" --ghc-option=-j$NIX_BUILD_CORES"
               ''}
 
+              ${optionalString self.stdenv.isDarwin ''
+                configureFlags+=" --with-gcc=clang"
+              ''}
+
               echo "configure flags: $extraConfigureFlags $configureFlags"
               ./Setup configure --verbose --prefix="$out" --libdir='$prefix/lib/$compiler' \
                 --libsubdir='$pkgid' $extraConfigureFlags $configureFlags 2>&1 \
···
 
               export GHC_PACKAGE_PATH=$(${ghc.GHCPackages})
               test -n "$noHaddock" || ./Setup haddock --html --hoogle \
+                  --ghc-options=-optP-P \
                   ${optionalString self.hyperlinkSource "--hyperlink-source"}
 
               eval "$postBuild"

pkgs/build-support/clang-wrapper/builder.sh

···
 fi
 
 if test -n "$nativeTools"; then
-    clangPath="$nativePrefix/bin"
+    if [ -n "$isDarwin" ]; then
+      clangPath="$clang/bin"
+    else
+      clangPath="$nativePrefix/bin"
+    fi
     ldPath="$nativePrefix/bin"
 else
-    basePath=`echo $gcc/lib/*/*/*`
-    # Need libgcc until the llvm compiler-rt library is complete
-    clangLDFlags="$clangLDFlags -L$basePath"
-    if test -e "$gcc/lib64"; then
-        clangLDFlags="$clangLDFlags -L$gcc/lib64"
-    else
-        clangLDFlags="$clangLDFlags -L$gcc/lib"
+    clangLDFlags=""
+    if test -d "$gcc/lib"; then
+      basePath=`echo $gcc/lib/*/*/*`
+      # Need libgcc until the llvm compiler-rt library is complete
+      clangLDFlags="$clangLDFlags -L$basePath"
+      if test -e "$gcc/lib64"; then
+          clangLDFlags="$clangLDFlags -L$gcc/lib64"
+      else
+          clangLDFlags="$clangLDFlags -L$gcc/lib"
+      fi
     fi
 
-    clangLDFlags="$clangLDFlags -L$clang/lib"
-    echo "$clangLDFlags" > $out/nix-support/clang-ldflags
+    if test -d "$clang/lib"; then
+      clangLDFlags="$clangLDFlags -L$clang/lib"
+    fi
+
+    if [ -n "$clangLDFlags" ]; then
+      echo "$clangLDFlags" > $out/nix-support/clang-ldflags
+    fi
 
     # Need files like crtbegin.o from gcc
     # It's unclear if these will ever be provided by an LLVM project
···
 
     clangCFlags="$clangCFlags -isystem$clang/lib/clang/$clangVersion/include"
     echo "$clangCFlags" > $out/nix-support/clang-cflags
-    
-    clangPath="$clang/bin"
+
     ldPath="$binutils/bin"
+    clangPath="$clang/bin"
 fi
 
 
···
 doSubstitute "$addFlags" "$out/nix-support/add-flags.sh"
 
 doSubstitute "$setupHook" "$out/nix-support/setup-hook"
+cat >> "$out/nix-support/setup-hook" << EOF
+export CC=clang
+export CXX=clang++
+EOF
 
 cp -p $utils $out/nix-support/utils.sh
 

pkgs/build-support/clang-wrapper/default.nix

···
     (if name != "" then name else clangName + "-wrapper") +
     (if clang != null && clangVersion != "" then "-" + clangVersion else "");
 
+  isDarwin = stdenv.isDarwin;
+
   builder = ./builder.sh;
   setupHook = ./setup-hook.sh;
   clangWrapper = ./clang-wrapper.sh;

pkgs/development/compilers/gcc/4.2-apple64/default.nix

···
 , gmp ? null, mpfr ? null, bison ? null, flex ? null
 }:
 
+assert false;
 assert stdenv.isDarwin;
 assert langF77 -> gmp != null;
 

pkgs/development/compilers/ghc/7.4.2-binary.nix

···
      '' else "");
 
   configurePhase = ''
-    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib --with-gmp-includes=${gmp}/include
+    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib --with-gmp-includes=${gmp}/include \
+      --with-clang
   '';
 
   # Stripping combined with patchelf breaks the executables (they die

pkgs/development/compilers/ghc/7.8.3-binary.nix

···
+{stdenv, fetchurl, perl, ncurses, gmp}:
+
+stdenv.mkDerivation rec {
+  version = "7.8.3";
+
+  name = "ghc-${version}-binary";
+
+  src =
+    if stdenv.system == "i686-linux" then
+      fetchurl {
+        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-i386-unknown-linux.tar.bz2";
+        sha256 = "0gny7knhss0w0d9r6jm1gghrcb8kqjvj94bb7hxf9syrk4fxlcxi";
+      }
+    else if stdenv.system == "x86_64-linux" then
+      fetchurl {
+        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-x86_64-unknown-linux.tar.bz2";
+        sha256 = "043jabd0lh6n1zlqhysngbpvlsdznsa2mmsj08jyqgahw9sjb5ns";
+      }
+    else if stdenv.system == "i686-darwin" then
+      fetchurl {
+        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-i386-apple-darwin.tar.bz2";
+        sha256 = "1vrbs3pzki37hzym1f1nh07lrqh066z3ypvm81fwlikfsvk4djc0";
+      }
+    else if stdenv.system == "x86_64-darwin" then
+      fetchurl {
+        url = "http://haskell.org/ghc/dist/${version}/ghc-${version}-x86_64-apple-darwin.tar.bz2";
+        sha256 = "1ja0cq5xyjcvjpvjmm4nzhkpmwfs2kjlldbc48lxcs9rmqi7rnay";
+      }
+    else throw "cannot bootstrap GHC on this platform";
+
+  buildInputs = [perl];
+
+  postUnpack =
+    # Strip is harmful, see also below. It's important that this happens
+    # first. The GHC Cabal build system makes use of strip by default and
+    # has hardcoded paths to /usr/bin/strip in many places. We replace
+    # those below, making them point to our dummy script.
+     ''
+      mkdir "$TMP/bin"
+      for i in strip; do
+        echo '#! ${stdenv.shell}' > "$TMP/bin/$i"
+        chmod +x "$TMP/bin/$i"
+      done
+      PATH="$TMP/bin:$PATH"
+     '' +
+    # We have to patch the GMP paths for the integer-gmp package.
+     ''
+      find . -name integer-gmp.buildinfo \
+          -exec sed -i "s@extra-lib-dirs: @extra-lib-dirs: ${gmp}/lib@" {} \;
+     '' +
+    # On Linux, use patchelf to modify the executables so that they can
+    # find editline/gmp.
+    (if stdenv.isLinux then ''
+      find . -type f -perm +100 \
+          -exec patchelf --interpreter "$(cat $NIX_GCC/nix-support/dynamic-linker)" \
+          --set-rpath "${ncurses}/lib:${gmp}/lib" {} \;
+      sed -i "s|/usr/bin/perl|perl\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
+      sed -i "s|/usr/bin/gcc|gcc\x00        |" ghc-${version}/ghc/stage2/build/tmp/ghc-stage2
+      for prog in ld ar gcc strip ranlib; do
+        find . -name "setup-config" -exec sed -i "s@/usr/bin/$prog@$(type -p $prog)@g" {} \;
+      done
+     '' else "");
+
+  configurePhase = ''
+    ./configure --prefix=$out --with-gmp-libraries=${gmp}/lib \
+      --with-gmp-includes=${gmp}/include
+  '';
+
+  # Stripping combined with patchelf breaks the executables (they die
+  # with a segfault or the kernel even refuses the execve). (NIXPKGS-85)
+  dontStrip = true;
+
+  # No building is necessary, but calling make without flags ironically
+  # calls install-strip ...
+  buildPhase = "true";
+
+  postInstall =
+      ''
+        # Sanity check, can ghc create executables?
+        cd $TMP
+        mkdir test-ghc; cd test-ghc
+        cat > main.hs << EOF
+          module Main where
+          main = putStrLn "yes"
+        EOF
+        $out/bin/ghc --make main.hs
+        echo compilation ok
+        [ $(./main) == "yes" ]
+      '';
+
+  meta.license = stdenv.lib.licenses.bsd3;
+  meta.platforms = ["x86_64-linux" "i686-linux" "i686-darwin" "x86_64-darwin"];
+}

pkgs/development/compilers/ghc/7.8.3.nix

···
     export NIX_LDFLAGS="$NIX_LDFLAGS -rpath $out/lib/ghc-${version}"
   '';
 
-  configureFlags = "--with-gcc=${stdenv.gcc}/bin/gcc";
-
   # required, because otherwise all symbols from HSffi.o are stripped, and
   # that in turn causes GHCi to abort
   stripDebugFlags = [ "-S" "--keep-file-symbols" ];

pkgs/development/compilers/llvm/3.3/clang.nix

···
 { stdenv, fetchurl, perl, groff, llvm, cmake, libxml2, python }:
 
+# be sure not to rebuild clang on darwin; some packages request it specifically
+# we need to fix those
+assert stdenv.isDarwin -> stdenv.gcc.nativeTools;
+
 let
   version = "3.3";
   gccReal = if (stdenv.gcc.gcc or null) == null then stdenv.gcc else stdenv.gcc.gcc;

pkgs/development/interpreters/guile/clang.patch

···
+diff --git a/lib/stdint.in.h b/lib/stdint.in.h
+index 889bca7..15d39b0 100644
+--- a/lib/stdint.in.h
++++ b/lib/stdint.in.h
+@@ -74,7 +74,8 @@
+      in <inttypes.h> would reinclude us, skipping our contents because
+      _@GUARD_PREFIX@_STDINT_H is defined.
+      The include_next requires a split double-inclusion guard.  */
+-# @INCLUDE_NEXT@ @NEXT_STDINT_H@
++# include <inttypes.h>
++// # @INCLUDE_NEXT@ @NEXT_STDINT_H@
+ #endif
+ 
+ #if ! defined _@GUARD_PREFIX@_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H

pkgs/development/interpreters/guile/default.nix

···
  else stdenv.mkDerivation)
 
 (rec {
-  name = "guile-2.0.9";
+  name = "guile-2.0.11";
 
   src = fetchurl {
     url = "mirror://gnu/guile/${name}.tar.xz";
-    sha256 = "0nw9y8vjyz4r61v06p9msks5lm58pd91irmzg4k487vmv743h2pp";
+    sha256 = "1qh3j7308qvsjgwf7h94yqgckpbgz2k3yqdkzsyhqcafvfka9l5f";
   };
 
   nativeBuildInputs = [ makeWrapper gawk pkgconfig ];
···
 
   enableParallelBuilding = true;
 
-  patches = [ ./disable-gc-sensitive-tests.patch ./eai_system.patch ] ++
+  patches = [ ./disable-gc-sensitive-tests.patch ./eai_system.patch ./clang.patch ] ++
     (stdenv.lib.optional (coverageAnalysis != null) ./gcov-file-name.patch);
 
   # Explicitly link against libgcc_s, to work around the infamous

pkgs/development/interpreters/lua-5/5.1.nix

···
   configurePhase =
     if stdenv.isDarwin
     then ''
-    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=macosx CFLAGS="-DLUA_USE_LINUX -fno-common -O2" LDFLAGS="" )
+    makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=macosx CFLAGS="-DLUA_USE_LINUX -fno-common -O2" LDFLAGS="" CC=clang )
     installFlagsArray=( TO_BIN="lua luac" TO_LIB="liblua.5.1.5.dylib" INSTALL_DATA='cp -d' )
   '' else ''
     makeFlagsArray=( INSTALL_TOP=$out INSTALL_MAN=$out/share/man/man1 PLAT=linux CFLAGS="-DLUA_USE_LINUX -O2 -fPIC" LDFLAGS="-fPIC" )

pkgs/development/interpreters/perl/5.16/default.nix

···
   # Miniperl needs -lm. perl needs -lrt.
   configureFlags =
     [ "-de"
-      "-Dcc=gcc"
       "-Uinstallusrbinperl"
       "-Dinstallstyle=lib/perl5"
       "-Duseshrplib"

pkgs/development/interpreters/ruby/ruby-19.nix

···
 
   installFlags = stdenv.lib.optionalString docSupport "install-doc";
 
+  CFLAGS = stdenv.lib.optionalString stdenv.isDarwin "-mmacosx-version-min=10.7";
+
   postInstall = ''
     # Bundler tries to create this directory
     mkdir -pv $out/${passthru.gemPath}

pkgs/development/libraries/aspell/clang.patch

···
+--- interfaces/cc/aspell.h	2013-10-13 20:29:33.000000000 +0200
++++ interfaces/cc/aspell.h	2013-10-13 20:30:01.000000000 +0200
+@@ -237,6 +237,7 @@
+ /******************************** errors ********************************/
+ 
+ 
++#ifndef __cplusplus
+ extern const struct AspellErrorInfo * const aerror_other;
+ extern const struct AspellErrorInfo * const aerror_operation_not_supported;
+ extern const struct AspellErrorInfo * const   aerror_cant_copy;
+@@ -322,6 +323,7 @@
+ extern const struct AspellErrorInfo * const   aerror_bad_magic;
+ extern const struct AspellErrorInfo * const aerror_expression;
+ extern const struct AspellErrorInfo * const   aerror_invalid_expression;
++#endif
+ 
+ 
+ /******************************* speller *******************************/

pkgs/development/libraries/aspell/default.nix

···
     sha256 = "1qgn5psfyhbrnap275xjfrzppf5a83fb67gpql0kfqv37al869gm";
   };
 
+  patchPhase = ''
+    patch interfaces/cc/aspell.h < ${./clang.patch}
+  '';
+
   buildInputs = [ perl ];
 
   doCheck = true;

pkgs/development/libraries/db/generic.nix

···
 
   patches = extraPatches;
 
+  patchPhase = ''
+    patch src/dbinc/atomic.h < ${./osx.patch}
+  '';
+
   configureFlags = [
     (if cxxSupport then "--enable-cxx" else "--disable-cxx")
     (if compat185 then "--enable-compat185" else "--disable-compat185")

pkgs/development/libraries/db/osx.patch

···
+--- src/dbinc/atomic.h	2013-03-12 14:07:22.000000000 -0400
++++ src/dbinc/atomic.h.change	2013-03-12 14:06:35.000000000 -0400
+@@ -144,7 +144,7 @@
+ #define	atomic_inc(env, p)	__atomic_inc(p)
+ #define	atomic_dec(env, p)	__atomic_dec(p)
+ #define	atomic_compare_exchange(env, p, o, n)	\
+-	__atomic_compare_exchange((p), (o), (n))
++	__atomic_compare_exchange_db((p), (o), (n))
+ static inline int __atomic_inc(db_atomic_t *p)
+ {
+ 	int	temp;
+@@ -176,7 +176,7 @@
+  * http://gcc.gnu.org/onlinedocs/gcc-4.1.0/gcc/Atomic-Builtins.html
+  * which configure could be changed to use.
+  */
+-static inline int __atomic_compare_exchange(
++static inline int __atomic_compare_exchange_db(
+ 	db_atomic_t *p, atomic_value_t oldval, atomic_value_t newval)
+ {
+ 	atomic_value_t was;

pkgs/development/libraries/gmp/5.1.x.nix

···
     # Build a "fat binary", with routines for several sub-architectures
     # (x86), except on Solaris where some tests crash with "Memory fault".
     # See <http://hydra.nixos.org/build/2760931>, for instance.
+    #
+    # no darwin because gmp uses ASM that clang doesn't like
     optional (!stdenv.isSunOS) "--enable-fat"
     ++ (if cxx then [ "--enable-cxx"  ]
                else [ "--disable-cxx" ])
     ++ optional (cxx && stdenv.isDarwin) "CPPFLAGS=-fexceptions"
+    ++ optional stdenv.isDarwin "ABI=64 CC=clang"
     ++ optional stdenv.is64bit "--with-pic"
     ;
 

pkgs/development/libraries/libedit/default.nix

···
   NROFF = "${groff}/bin/nroff";
 
   postInstall = ''
-    sed -i s/-lncurses/-lncursesw/g $out/lib/pkgconfig/libedit.pc
+    sed -i ${stdenv.lib.optionalString (stdenv.isDarwin && stdenv.gcc.nativeTools) "''"} s/-lncurses/-lncursesw/g $out/lib/pkgconfig/libedit.pc
   '';
 
   # taken from gentoo http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/dev-libs/libedit/files/

pkgs/development/libraries/libffi/default.nix

···
 
   postInstall =
     # Install headers in the right place.
-    '' ln -s${if stdenv.isFreeBSD then "" else "r"}v "$out/lib/"libffi*/include "$out/include"
+    '' ln -s${if stdenv.isBSD then "" else "r"}v "$out/lib/"libffi*/include "$out/include"
     '';
 
   meta = {

pkgs/development/libraries/libgcrypt/default.nix

···
 
   propagatedBuildInputs = [ libgpgerror ];
 
+  configureFlags = stdenv.lib.optional stdenv.isDarwin "--disable-asm";
+
   doCheck = stdenv.system != "i686-linux"; # "basic" test fails after stdenv+glibc-2.18
 
   # For some reason the tests don't find `libgpg-error.so'.

pkgs/development/libraries/libunistring/clang.patch

···
+diff --git a/lib/stdint.in.h b/lib/stdint.in.h
+index 997e406..e0827f5 100644
+--- a/lib/stdint.in.h
++++ b/lib/stdint.in.h
+@@ -53,7 +53,8 @@
+      in <inttypes.h> would reinclude us, skipping our contents because
+      _GL_STDINT_H is defined.
+      The include_next requires a split double-inclusion guard.  */
+-# @INCLUDE_NEXT@ @NEXT_STDINT_H@
++# include <inttypes.h>
++// # @INCLUDE_NEXT@ @NEXT_STDINT_H@
+ #endif
+ 
+ #if ! defined _GL_STDINT_H && ! defined _GL_JUST_INCLUDE_SYSTEM_STDINT_H

pkgs/development/libraries/libunistring/default.nix

···
     sha256 = "18q620269xzpw39dwvr9zpilnl2dkw5z5kz3mxaadnpv4k3kw3b1";
   };
 
+  patches = stdenv.lib.optional stdenv.isDarwin [ ./clang.patch ];
+
   propagatedBuildInputs =
     stdenv.lib.optional ((! (stdenv ? glibc))
                          || (stdenv ? cross &&

pkgs/development/libraries/mesa-darwin/default.nix

···
-{ stdenv, stdenvAdapters, gccApple, fetchurl, pkgconfig, intltool, flex, bison
+{ stdenv, stdenvAdapters, fetchurl, pkgconfig, intltool, flex, bison
 , python, libxml2Python, file, expat, makedepend, xorg, llvm, libffi, libvdpau
 , enableTextureFloats ? false # Texture floats are patented, see docs/patents.txt
 , enableExtraFeatures ? false # not maintained

pkgs/development/libraries/ncurses/clang.patch

···
+diff -ruNp ncurses-5.8.orig/c++/cursesf.h ncurses-5.8/c++/cursesf.h
+--- ncurses-5.8.orig/c++/cursesf.h	2005-08-13 21:08:24.000000000 +0300
++++ ncurses-5.8/c++/cursesf.h	2011-04-03 18:29:29.000000000 +0300
+@@ -681,7 +681,7 @@ public:
+ 		   const T* p_UserData = STATIC_CAST(T*)(0),
+ 		   bool with_frame=FALSE,
+ 		   bool autoDelete_Fields=FALSE)
+-    : NCursesForm (Fields, with_frame, autoDelete_Fields) {
++    : NCursesForm (&Fields, with_frame, autoDelete_Fields) {
+       if (form)
+ 	set_user (const_cast<void *>(p_UserData));
+   };
+@@ -694,7 +694,7 @@ public:
+ 		   const T* p_UserData = STATIC_CAST(T*)(0),
+ 		   bool with_frame=FALSE,
+ 		   bool autoDelete_Fields=FALSE)
+-    : NCursesForm (Fields, nlines, ncols, begin_y, begin_x,
++    : NCursesForm (&Fields, nlines, ncols, begin_y, begin_x,
+ 		   with_frame, autoDelete_Fields) {
+       if (form)
+ 	set_user (const_cast<void *>(p_UserData));
+diff -ruNp ncurses-5.8.orig/c++/cursesm.h ncurses-5.8/c++/cursesm.h
+--- ncurses-5.8.orig/c++/cursesm.h	2005-08-13 21:10:36.000000000 +0300
++++ ncurses-5.8/c++/cursesm.h	2011-04-03 18:31:42.000000000 +0300
+@@ -639,7 +639,7 @@ public:
+ 		   const T* p_UserData = STATIC_CAST(T*)(0),
+ 		   bool with_frame=FALSE,
+ 		   bool autoDelete_Items=FALSE)
+-    : NCursesMenu (Items, with_frame, autoDelete_Items) {
++    : NCursesMenu (&Items, with_frame, autoDelete_Items) {
+       if (menu)
+ 	set_user (const_cast<void *>(p_UserData));
+   };
+@@ -651,7 +651,7 @@ public:
+ 		   int begin_x = 0,
+ 		   const T* p_UserData = STATIC_CAST(T*)(0),
+ 		   bool with_frame=FALSE)
+-    : NCursesMenu (Items, nlines, ncols, begin_y, begin_x, with_frame) {
++    : NCursesMenu (&Items, nlines, ncols, begin_y, begin_x, with_frame) {
+       if (menu)
+ 	set_user (const_cast<void *>(p_UserData));
+   };

pkgs/development/libraries/ncurses/default.nix

···
     sha256 = "0fsn7xis81za62afan0vvm38bvgzg5wfmv1m86flqcj0nj7jjilh";
   };
 
-  patches = [ ./patch-ac ];
+  patches = [ ./patch-ac ./clang.patch ];
 
   configureFlags = ''
     --with-shared --without-debug --enable-pc-files --enable-symlinks
···
     export configureFlags="$configureFlags --includedir=$out/include"
     export PKG_CONFIG_LIBDIR="$out/lib/pkgconfig"
     mkdir -p "$PKG_CONFIG_LIBDIR"
-  '' + lib.optionalString stdenv.isDarwin ''
-    substituteInPlace configure --replace -no-cpp-precomp ""
   '';
 
   selfNativeBuildInput = true;

pkgs/development/libraries/readline/clang.patch

···
+diff --git a/support/shobj-conf b/support/shobj-conf
+index 5a63e80..4b2a741 100644
+--- support/shobj-conf
++++ support/shobj-conf
+@@ -189,7 +189,7 @@ darwin*|macosx*)
+ 	darwin[789]*|darwin10*)	SHOBJ_LDFLAGS=''
+ 			SHLIB_XLDFLAGS='-dynamiclib -arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
+ 			;;
+-	*)		SHOBJ_LDFLAGS='-dynamic'
++	*)		SHOBJ_LDFLAGS='-dynamiclib'
+ 			SHLIB_XLDFLAGS='-arch_only `/usr/bin/arch` -install_name $(libdir)/$@ -current_version $(SHLIB_MAJOR)$(SHLIB_MINOR) -compatibility_version $(SHLIB_MAJOR) -v'
+ 			;;
+ 	esac

pkgs/development/libraries/readline/readline6.nix

···
 
   propagatedBuildInputs = [ncurses];
 
+  preConfigure = ''
+    export CC=clang
+  '';
+
   patchFlags = "-p0";
   patches =
     [ ./link-against-ncurses.patch
       ./no-arch_only.patch
+      ./clang.patch
     ]
     ++
     (let

pkgs/development/libraries/serf/default.nix

···
 
   buildPhase = ''
     scons PREFIX="$out" OPENSSL="${openssl}" ZLIB="${zlib}" APR="$(echo "${apr}"/bin/*-config)" \
-        APU="$(echo "${aprutil}"/bin/*-config)" GSSAPI="${krb5}" CC="${stdenv.gcc}/bin/gcc"
+        APU="$(echo "${aprutil}"/bin/*-config)" GSSAPI="${krb5}" CC="${
+          if stdenv.isDarwin then "clang" else "${stdenv.gcc}/bin/gcc"
+        }"
   '';
+
+  NIX_CFLAGS_COMPILE = stdenv.lib.optionalString stdenv.isDarwin "-L/usr/lib";
 
   installPhase = ''
     scons install

pkgs/development/libraries/zlib/default.nix

···
 
   configureFlags = if static then "" else "--shared";
 
-  preConfigure = ''
+  preConfigure = stdenv.lib.optionalString stdenv.isDarwin ''
+    export CC=clang
+  '' + ''
     if test -n "$crossConfig"; then
       export CC=$crossConfig-gcc
       configureFlags=${if static then "" else "--shared"}

pkgs/development/tools/misc/distcc/masq.nix

···
 stdenv.mkDerivation {
   name = "distcc-masq-${gccRaw.name}";
 
+  meta = {
+    platforms = stdenv.lib.platforms.linux;
+  };
+
   phases = [ "installPhase" ];
   installPhase = ''
     mkdir -p $out/bin

pkgs/servers/http/nginx/default.nix

···
     ++ optional (elem stdenv.system (with platforms; linux ++ freebsd)) "--with-file-aio";
 
 
-  additionalFlags = optionalString stdenv.isDarwin "-Wno-error=deprecated-declarations";
+  additionalFlags = optionalString stdenv.isDarwin "-Wno-error=deprecated-declarations -Wno-error=conditional-uninitialized";
 
   preConfigure = ''
     export NIX_CFLAGS_COMPILE="$NIX_CFLAGS_COMPILE -I${libxml2}/include/libxml2 $additionalFlags"

pkgs/servers/x11/xorg/overrides.nix

···
         # Remove useless DocBook XML files.
         rm -rf $out/share/doc
       '';
+    CPP = stdenv.lib.optionalString stdenv.isDarwin "clang -E -";
   };
 
   libXfont = attrs: attrs // {

pkgs/stdenv/darwin/default.nix

···
+{ stdenv, pkgs, config }:
+
+import ../generic rec {
+  inherit config;
+
+  preHook =
+    ''
+      export NIX_ENFORCE_PURITY=
+      export NIX_IGNORE_LD_THROUGH_GCC=1
+      export NIX_DONT_SET_RPATH=1
+      export NIX_NO_SELF_RPATH=1
+      dontFixLibtool=1
+      stripAllFlags=" " # the Darwin "strip" command doesn't know "-s"
+      xargsFlags=" "
+      export MACOSX_DEPLOYMENT_TARGET=10.6
+      export SDKROOT=$(/usr/bin/xcrun --show-sdk-path 2> /dev/null || true)
+      export NIX_CFLAGS_COMPILE+=" --sysroot=/var/empty -idirafter $SDKROOT/usr/include -F$SDKROOT/System/Library/Frameworks -Wno-multichar -Wno-deprecated-declarations"
+      export NIX_LDFLAGS_AFTER+=" -L$SDKROOT/usr/lib"
+    '';
+
+  initialPath = (import ../common-path.nix) {pkgs = pkgs;};
+
+  system = stdenv.system;
+
+  gcc = import ../../build-support/clang-wrapper {
+    nativeTools = false;
+    nativePrefix = stdenv.lib.optionalString stdenv.isSunOS "/usr";
+    nativeLibc = true;
+    inherit stdenv;
+    binutils = import ../../build-support/native-darwin-cctools-wrapper {inherit stdenv;};
+    clang = pkgs.clang_34;
+    coreutils = pkgs.coreutils;
+    shell = pkgs.bash + "/bin/sh";
+  };
+
+  shell = pkgs.bash + "/bin/sh";
+
+  fetchurlBoot = stdenv.fetchurlBoot;
+
+  overrides = pkgs_: {
+    inherit gcc;
+    inherit (gcc) binutils;
+    inherit (pkgs)
+      gzip bzip2 xz bash coreutils diffutils findutils gawk
+      gnumake gnused gnutar gnugrep gnupatch perl;
+  };
+}

pkgs/stdenv/default.nix

···
     pkgs = stdenvNativePkgs;
   };
 
+  stdenvDarwin = import ./darwin {
+    inherit config;
+    stdenv = stdenvNative;
+    pkgs = stdenvNativePkgs;
+  };
+
 
   # Linux standard environment.
   stdenvLinux = (import ./linux { inherit system allPackages platform config;}).stdenvLinux;
···
     if system == "armv7l-linux" then stdenvLinux else
     if system == "mips64el-linux" then stdenvLinux else
     if system == "powerpc-linux" then /* stdenvLinux */ stdenvNative else
-    if system == "x86_64-darwin" then stdenvNix else
+    if system == "x86_64-darwin" then stdenvDarwin else
     if system == "x86_64-solaris" then stdenvNix else
     stdenvNative;
 }

pkgs/stdenv/generic/default.nix

···
       isBSD = system == "i686-freebsd"
            || system == "x86_64-freebsd"
            || system == "i686-openbsd"
-           || system == "x86_64-openbsd";
+           || system == "x86_64-openbsd"
+           || system == "x86_64-darwin";
       isi686 = system == "i686-linux"
             || system == "i686-gnu"
             || system == "i686-freebsd"

pkgs/tools/archivers/sharutils/default.nix

···
-{ stdenv, fetchurl, gettext }:
+{ stdenv, fetchurl, gettext, coreutils }:
 
 stdenv.mkDerivation rec {
   name = "sharutils-4.11.1";
···
     ''
        # Fix for building on Glibc 2.16.  Won't be needed once the
        # gnulib in sharutils is updated.
-       sed -i '/gets is a security hole/d' lib/stdio.in.h
+       sed -i ${stdenv.lib.optionalString (stdenv.isBSD && stdenv.gcc.nativeTools) "''"} '/gets is a security hole/d' lib/stdio.in.h
     '';
 
   # GNU Gettext is needed on non-GNU platforms.
-  buildInputs = [ gettext ];
+  buildInputs = [ gettext coreutils ];
 
   doCheck = true;
 

pkgs/tools/misc/getopt/default.nix

···
     url = http://tarballs.nixos.org/getopt-1.1.4.tar.gz;
     md5 = "02188ca68da27c4175d6e9f3da732101";
   };
+
+  buildFlags = stdenv.lib.optional stdenv.isDarwin [ "CC=clang" ];
 }

pkgs/tools/security/gnupg/clang.patch

···
+diff --git a/gl/stdint_.h b/gl/stdint_.h
+index bc27595..303e81a 100644
+--- a/gl/stdint_.h
++++ b/gl/stdint_.h
+@@ -62,7 +62,7 @@
+      int{8,16,32,64}_t, uint{8,16,32,64}_t and __BIT_TYPES_DEFINED__.
+      <inttypes.h> also defines intptr_t and uintptr_t.  */
+ # define _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H
+-# include <inttypes.h>
++// # include <inttypes.h>
+ # undef _GL_JUST_INCLUDE_ABSOLUTE_INTTYPES_H
+ #elif @HAVE_SYS_INTTYPES_H@
+   /* Solaris 7 <sys/inttypes.h> has the types except the *_fast*_t types, and

pkgs/tools/security/gnupg/default.nix

···
   patchPhase = ''
     find tests -type f | xargs sed -e 's@/bin/pwd@${coreutils}&@g' -i
     find . -name pcsc-wrapper.c | xargs sed -i 's/typedef unsinged int pcsc_dword_t/typedef unsigned int pcsc_dword_t/'
+    patch gl/stdint_.h < ${./clang.patch}
   '';
 
   checkPhase="GNUPGHOME=`pwd` ./agent/gpg-agent --daemon make check";

pkgs/tools/system/tree/default.nix

···
       prefix=$out
       MANDIR=$out/share/man/man1
       ${systemFlags}
+      CC=clang
     )
   '';
 

pkgs/tools/typesetting/tex/tetex/clang.patch

···
+diff --git a/texk/ps2pkm/type1.c b/texk/ps2pkm/type1.c
+index 027bf1f..4dcbad0 100644
+--- a/texk/ps2pkm/type1.c
++++ b/texk/ps2pkm/type1.c
+@@ -800,7 +800,7 @@ static void PSFakePush(Num)
+ static DOUBLE PSFakePop ()
+ {
+   if (PSFakeTop >= 0) return(PSFakeStack[PSFakeTop--]);
+-  else Error0("PSFakePop : Stack empty\n");
++  else { CC; IfTrace0(TRUE, "PSFakePop : Stack empty\n"); errflag = TRUE; return 0; }
+   /*NOTREACHED*/
+ }
+  

pkgs/tools/typesetting/tex/tetex/default.nix

···
     sed -i 57d texk/kpathsea/c-std.h
   '';
 
-  patches = [ ./environment.patch ./getline.patch ];
+  patches = [ ./environment.patch ./getline.patch ./clang.patch ];
 
   setupHook = ./setup-hook.sh;
 

pkgs/top-level/all-packages.nix

···
       else
         defaultStdenv;
 
-  stdenvApple = stdenvAdapters.overrideGCC allStdenvs.stdenvNative gccApple;
-
   forceNativeDrv = drv : if crossSystem == null then drv else
     (drv // { crossDrv = drv.nativeDrv; });
 
···
   };
 
   clangUnwrapped = llvm: pkg: callPackage pkg {
-    stdenv = if stdenv.isDarwin then stdenvApple else stdenv;
-    inherit llvm;
+    inherit stdenv llvm;
   };
 
   clangSelf = clangWrapSelf llvmPackagesSelf.clang;
···
   };
 
   #Use this instead of stdenv to build with clang
-  clangStdenv = lowPrio (stdenvAdapters.overrideGCC stdenv clang);
+  clangStdenv = if stdenv.isDarwin then stdenv else lowPrio (stdenvAdapters.overrideGCC stdenv clang);
   libcxxStdenv = stdenvAdapters.overrideGCC stdenv (clangWrapSelf llvmPackages.clang);
 
   clean = callPackage ../development/compilers/clean { };
···
       then gnu.libpthreadCross
       else null;
   }));
-
-  gccApple =
-    assert stdenv.isDarwin;
-    wrapGCC (makeOverridable (import ../development/compilers/gcc/4.2-apple64) {
-      inherit fetchurl noSysDirs;
-      profiledCompiler = true;
-      # Since it fails to build with GCC 4.6, build it with the "native"
-      # Apple-GCC.
-      stdenv = allStdenvs.stdenvNative;
-    });
 
   gfortran = gfortran48;
 
···
   llvm_34 = llvmPackages_34.llvm;
   llvm_33 = llvm_v ../development/compilers/llvm/3.3/llvm.nix;
 
-  llvm_v = path: callPackage path {
-    stdenv = if stdenv.isDarwin then stdenvApple else stdenv;
-  };
+  llvm_v = path: callPackage path { };
 
   llvmPackages = if !stdenv.isDarwin then llvmPackages_34 else llvmPackages_34 // {
     # until someone solves build problems with _34
···
   bam = callPackage ../development/tools/build-managers/bam {};
 
   binutils = if stdenv.isDarwin
-    then stdenv.gcc.binutils
+    then import ../build-support/native-darwin-cctools-wrapper {inherit stdenv;}
     else callPackage ../development/tools/misc/binutils {
       inherit noSysDirs;
     };
···
      wrapGCC (distcc.links extraConfig)) {};
   distccStdenv = lowPrio (overrideGCC stdenv distccWrapper);
 
-  distccMasquerade = callPackage ../development/tools/misc/distcc/masq.nix {
-    gccRaw = gcc.gcc;
-    binutils = binutils;
-  };
+  distccMasquerade = if stdenv.isDarwin
+    then null
+    else callPackage ../development/tools/misc/distcc/masq.nix {
+      gccRaw = gcc.gcc;
+      binutils = binutils;
+    };
 
   docutils = builderDefsPackage (import ../development/tools/documentation/docutils) {
     inherit python pil makeWrapper;

pkgs/top-level/haskell-defaults.nix

···
     gmp = pkgs.gmp4;
   });
 
+  ghc783Binary = lowPrio (callPackage ../development/compilers/ghc/7.8.3-binary.nix {});
+
   ghc6101BinaryDarwin = if stdenv.isDarwin then ghc704Binary else ghc6101Binary;
   ghc6121BinaryDarwin = if stdenv.isDarwin then ghc704Binary else ghc6121Binary;
 
···
 
   packages_ghc783 =
     packages { ghcPath = ../development/compilers/ghc/7.8.3.nix;
-               ghcBinary = ghc742Binary;
+               ghcBinary = ghc783Binary;
                prefFun = ghc783Prefs;
              };