Merge branch 'master' into staging

9 files changed, 325 insertions, 939 deletions

diff --git a/pkgs/stdenv/darwin/default.nix b/pkgs/stdenv/darwin/default.nix
index c56349845329c..f2a482e3db2e3 100644
--- a/pkgs/stdenv/darwin/default.nix
+++ b/pkgs/stdenv/darwin/default.nix
@@ -1,149 +1,310 @@
-{ system      ? builtins.currentSystem
-, allPackages ? import ../../top-level/all-packages.nix
-, platform    ? null
-, config      ? {}
+{ system         ? builtins.currentSystem
+, allPackages    ? import ../../top-level/all-packages.nix
+, platform       ? null
+, config         ? {}
+
+# Allow passing in bootstrap files directly so we can test the stdenv bootstrap process when changing the bootstrap tools
+, bootstrapFiles ? let
+  fetch = { file, sha256, executable ? true }: import <nix/fetchurl.nix> {
+    url = "http://tarballs.nixos.org/stdenv-darwin/x86_64/4f07c88d467216d9692fefc951deb5cd3c4cc722/${file}";
+    inherit sha256 system executable;
+  }; in {
+    sh      = fetch { file = "sh";    sha256 = "1siix3wakzil31r2cydmh3v8a1nyq4605dwiabqc5lx73j4xzrzi"; };
+    bzip2   = fetch { file = "bzip2"; sha256 = "0zvqm977k11b5cl4ixxb5h0ds24g6z0f8m28z4pqxzpa353lqbla"; };
+    mkdir   = fetch { file = "mkdir"; sha256 = "13frk8lsfgzlb65p9l26cvxf06aag43yjk7vg9msn7ix3v8cmrg1"; };
+    cpio    = fetch { file = "cpio";  sha256 = "0ms5i9m1vdksj575sf1djwgm7zhnvfrrb44dxnfh9avr793rc2w4"; };
+    tarball = fetch { file = "bootstrap-tools.cpio.bz2"; sha256 = "1lz1b0grl4642h6n635xvi6imf0yyy1zyzdr9ing5aphzz0z5iic"; executable = false; };
+  }
 }:
 
-rec {
+let
+  libSystemProfile = ''
+    (import "${./standard-sandbox.sb}")
+  '';
+in rec {
   allPackages = import ../../top-level/all-packages.nix;
 
-  bootstrapTools = derivation {
+  commonPreHook = ''
+    export NIX_ENFORCE_PURITY=1
+    export NIX_IGNORE_LD_THROUGH_GCC=1
+    stripAllFlags=" " # the Darwin "strip" command doesn't know "-s"
+    export MACOSX_DEPLOYMENT_TARGET=10.7
+    export SDKROOT=
+    export CMAKE_OSX_ARCHITECTURES=x86_64
+    # Workaround for https://openradar.appspot.com/22671534 on 10.11.
+    export gl_cv_func_getcwd_abort_bug=no
+  '';
+
+  # The one dependency of /bin/sh :(
+  binShClosure = ''
+    (allow file-read* (literal "/usr/lib/libncurses.5.4.dylib"))
+  '';
+
+  bootstrapTools = derivation rec {
     inherit system;
 
-    name    = "trivial-bootstrap-tools";
-    builder = "/bin/sh";
-    args    = [ ./trivial-bootstrap.sh ];
+    name    = "bootstrap-tools";
+    builder = bootstrapFiles.sh; # Not a filename! Attribute 'sh' on bootstrapFiles
+    args    = [ ./unpack-bootstrap-tools.sh ];
+
+    inherit (bootstrapFiles) mkdir bzip2 cpio tarball;
 
-    mkdir   = "/bin/mkdir";
-    ln      = "/bin/ln";
+    __sandboxProfile = binShClosure + libSystemProfile;
   };
 
-  # The simplest stdenv possible to run fetchadc and get the Apple command-line tools
-  stage0 = rec {
-    fetchurl = import ../../build-support/fetchurl {
-      inherit stdenv;
-      curl = bootstrapTools;
-    };
+  stageFun = step: last: {shell             ? "${bootstrapTools}/bin/sh",
+                          overrides         ? (pkgs: {}),
+                          extraPreHook      ? "",
+                          extraBuildInputs  ? with last.pkgs; [ xz darwin.CF libcxx ],
+                          extraInitialPath  ? [],
+                          allowedRequisites ? null}:
+    let
+      thisStdenv = import ../generic {
+        inherit system config shell extraBuildInputs allowedRequisites;
+
+        name = "stdenv-darwin-boot-${toString step}";
+
+        cc = if isNull last then "/dev/null" else import ../../build-support/cc-wrapper {
+          inherit shell;
+          inherit (last) stdenv;
+          inherit (last.pkgs.darwin) dyld;
+
+          nativeTools  = true;
+          nativePrefix = bootstrapTools;
+          nativeLibc   = false;
+          libc         = last.pkgs.darwin.Libsystem;
+          isClang      = true;
+          cc           = { name = "clang-9.9.9"; outPath = bootstrapTools; };
+        };
+
+        preHook = stage0.stdenv.lib.optionalString (shell == "${bootstrapTools}/bin/sh") ''
+          # Don't patch #!/interpreter because it leads to retained
+          # dependencies on the bootstrapTools in the final stdenv.
+          dontPatchShebangs=1
+        '' + ''
+          ${commonPreHook}
+          ${extraPreHook}
+        '';
+        initialPath  = extraInitialPath ++ [ bootstrapTools ];
+        fetchurlBoot = import ../../build-support/fetchurl {
+          stdenv = stage0.stdenv;
+          curl   = bootstrapTools;
+        };
+
+        # The stdenvs themselves don't use mkDerivation, so I need to specify this here
+        stdenvSandboxProfile = binShClosure + libSystemProfile;
+        extraSandboxProfile  = binShClosure + libSystemProfile;
+
+        extraAttrs = { inherit platform; };
+        overrides  = pkgs: (overrides pkgs) // { fetchurl = thisStdenv.fetchurlBoot; };
+      };
+
+      thisPkgs = allPackages {
+        inherit system platform;
+        bootStdenv = thisStdenv;
+      };
+    in { stdenv = thisStdenv; pkgs = thisPkgs; };
+
+  stage0 = stageFun 0 null {
+    overrides = orig: with stage0; rec {
+      darwin = orig.darwin // {
+        Libsystem = stdenv.mkDerivation {
+          name = "bootstrap-Libsystem";
+          buildCommand = ''
+            mkdir -p $out
+            ln -s ${bootstrapTools}/lib $out/lib
+            ln -s ${bootstrapTools}/include-Libsystem $out/include
+          '';
+        };
+        dyld = bootstrapTools;
+      };
+
+      libcxx = stdenv.mkDerivation {
+        name = "bootstrap-libcxx";
+        phases = [ "installPhase" "fixupPhase" ];
+        installPhase = ''
+          mkdir -p $out/lib $out/include
+          ln -s ${bootstrapTools}/lib/libc++.dylib $out/lib/libc++.dylib
+          ln -s ${bootstrapTools}/include/c++      $out/include/c++
+        '';
+        linkCxxAbi = false;
+        setupHook = ../../development/compilers/llvm/3.6/libc++/setup-hook.sh;
+      };
+
+      libcxxabi = stdenv.mkDerivation {
+        name = "bootstrap-libcxxabi";
+        buildCommand = ''
+          mkdir -p $out/lib
+          ln -s ${bootstrapTools}/lib/libc++abi.dylib $out/lib/libc++abi.dylib
+        '';
+      };
 
-    stdenv = import ../generic {
-      inherit system config;
-      name         = "stdenv-darwin-boot-0";
-      shell        = "/bin/bash";
-      initialPath  = [ bootstrapTools ];
-      fetchurlBoot = fetchurl;
-      cc           = null;
     };
+
+    extraBuildInputs = [];
   };
 
-  buildTools = import ../../os-specific/darwin/command-line-tools {
-    inherit (stage0) stdenv fetchurl;
-    xar  = bootstrapTools;
-    gzip = bootstrapTools;
-    cpio = bootstrapTools;
+  persistent0 = _: {};
+
+  stage1 = with stage0; stageFun 1 stage0 {
+    extraPreHook = "export NIX_CFLAGS_COMPILE+=\" -F${bootstrapTools}/Library/Frameworks\"";
+    extraBuildInputs = [ pkgs.libcxx ];
+
+    allowedRequisites =
+      [ bootstrapTools ] ++ (with pkgs; [ libcxx libcxxabi ]) ++ [ pkgs.darwin.Libsystem ];
+
+    overrides = persistent0;
   };
 
-  preHook = ''
-    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=10.7
-    # Use the 10.9 SDK if we're running on 10.9, and 10.10 if we're
-    # running on 10.10. We need to use the 10.10 headers for functions
-    # like readlinkat() that are dynamically detected by configure
-    # scripts. Very impure, obviously.
-    export SDKROOT=$(/usr/bin/xcrun --sdk macosx"$(/usr/bin/sw_vers -productVersion | /usr/bin/cut -d. -f1,2)" --show-sdk-path 2> /dev/null || echo /)
-    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"
-    export CMAKE_OSX_ARCHITECTURES=x86_64
-    # Workaround for https://openradar.appspot.com/22671534 on 10.11.
-    export gl_cv_func_getcwd_abort_bug=no
-  '';
+  persistent1 = orig: with stage1.pkgs; {
+    inherit
+      zlib patchutils m4 scons flex perl bison unifdef unzip openssl icu python
+      libxml2 gettext sharutils gmp libarchive ncurses pkg-config libedit groff
+      openssh sqlite sed serf openldap db cyrus-sasl expat apr-util subversion xz
+      findfreetype libssh curl cmake autoconf automake libtool ed cpio coreutils;
 
-  # A stdenv that wraps the Apple command-line tools and our other trivial symlinked bootstrap tools
-  stage1 = rec {
-    nativePrefix = "${buildTools.tools}/Library/Developer/CommandLineTools/usr";
-
-    stdenv = import ../generic {
-      name = "stdenv-darwin-boot-1";
-
-      inherit system config;
-      inherit (stage0.stdenv) shell fetchurlBoot;
-
-      initialPath = stage0.stdenv.initialPath ++ [ nativePrefix ];
-
-      preHook = preHook + "\n" + ''
-        export NIX_LDFLAGS_AFTER+=" -L/usr/lib"
-        export NIX_ENFORCE_PURITY=
-        export NIX_CFLAGS_COMPILE+=" -isystem ${nativePrefix}/include/c++/v1 -stdlib=libc++"
-        export NIX_CFLAGS_LINK+=" -stdlib=libc++ -Wl,-rpath,${nativePrefix}/lib"
-      '';
-
-      cc = import ../../build-support/cc-wrapper {
-        nativeTools  = true;
-        nativePrefix = nativePrefix;
-        nativeLibc   = true;
-        stdenv       = stage0.stdenv;
-        shell        = "/bin/bash";
-        cc           = {
-          name    = "clang-9.9.9";
-          cc      = "/usr";
-          outPath = nativePrefix;
-        };
-        isClang      = true;
-      };
+    darwin = orig.darwin // {
+      inherit (darwin)
+        dyld Libsystem xnu configd libdispatch libclosure launchd;
     };
-    pkgs = allPackages {
-      inherit system platform;
-      bootStdenv = stdenv;
+  };
+
+  stage2 = with stage1; stageFun 2 stage1 {
+    extraPreHook = ''
+      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
+    '';
+
+    allowedRequisites =
+      [ bootstrapTools ] ++
+      (with pkgs; [ xz libcxx libcxxabi icu ]) ++
+      (with pkgs.darwin; [ dyld Libsystem CF locale ]);
+
+    overrides = persistent1;
+  };
+
+  persistent2 = orig: with stage2.pkgs; {
+    inherit
+      patchutils m4 scons flex perl bison unifdef unzip openssl python
+      gettext sharutils libarchive pkg-config groff bash subversion
+      openssh sqlite sed serf openldap db cyrus-sasl expat apr-util
+      findfreetype libssh curl cmake autoconf automake libtool cpio
+      libcxx libcxxabi;
+
+    darwin = orig.darwin // {
+      inherit (darwin)
+        dyld Libsystem xnu configd libdispatch libclosure launchd libiconv locale;
     };
   };
 
-  stage2 = rec {
-    stdenv = import ../generic {
-      name = "stdenv-darwin-boot-2";
+  stage3 = with stage2; stageFun 3 stage2 {
+    shell = "${pkgs.bash}/bin/bash";
+
+    # We have a valid shell here (this one has no bootstrap-tools runtime deps) so stageFun
+    # enables patchShebangs above. Unfortunately, patchShebangs ignores our $SHELL setting
+    # and instead goes by $PATH, which happens to contain bootstrapTools. So it goes and
+    # patches our shebangs back to point at bootstrapTools. This makes sure bash comes first.
+    extraInitialPath = [ pkgs.bash ];
+
+    extraPreHook = ''
+      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
+    '';
 
-      inherit system config;
-      inherit (stage1.stdenv) shell fetchurlBoot preHook cc;
+    allowedRequisites =
+      [ bootstrapTools ] ++
+      (with pkgs; [ icu bash libcxx libcxxabi ]) ++
+      (with pkgs.darwin; [ dyld Libsystem locale ]);
+
+    overrides = persistent2;
+  };
 
-      initialPath = [ stage1.pkgs.xz stage1.pkgs.gnused ] ++ stage1.stdenv.initialPath;
+  persistent3 = orig: with stage3.pkgs; {
+    inherit
+      gnumake gzip gnused bzip2 gawk ed xz patch bash
+      libcxxabi libcxx ncurses libffi zlib gmp pcre gnugrep
+      coreutils findutils diffutils patchutils;
+
+    llvmPackages = let llvmOverride = llvmPackages.llvm.override { inherit libcxxabi; };
+    in orig.llvmPackages // {
+      llvm = llvmOverride;
+      clang-unwrapped = llvmPackages.clang-unwrapped.override { llvm = llvmOverride; };
     };
-    pkgs = allPackages {
-      inherit system platform;
-      bootStdenv = stdenv;
+
+    darwin = orig.darwin // {
+      inherit (darwin) dyld Libsystem libiconv locale;
     };
   };
 
-  # Use stage1 to build a whole set of actual tools so we don't have to rely on the Apple prebuilt ones or
-  # the ugly symlinked bootstrap tools anymore.
-  stage3 = with stage2; import ../generic {
-    name = "stdenv-darwin-boot-3";
+  stage4 = with stage3; stageFun 4 stage3 {
+    shell = "${pkgs.bash}/bin/bash";
+    extraInitialPath = [ pkgs.bash ];
+    extraPreHook = ''
+      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
+    '';
+    overrides = persistent3;
+  };
+
+  persistent4 = orig: with stage4.pkgs; {
+    inherit
+      gnumake gzip gnused bzip2 gawk ed xz patch bash
+      libcxxabi libcxx ncurses libffi zlib icu llvm gmp pcre gnugrep
+      coreutils findutils diffutils patchutils binutils binutils-raw;
+
+    llvmPackages = orig.llvmPackages // {
+      inherit (llvmPackages) llvm clang-unwrapped;
+    };
 
+    darwin = orig.darwin // {
+      inherit (darwin) dyld Libsystem cctools libiconv;
+    };
+  };
+
+  stage5 = with stage4; import ../generic rec {
     inherit system config;
     inherit (stdenv) fetchurlBoot;
 
-    initialPath = (import ../common-path.nix) { inherit pkgs; };
+    name = "stdenv-darwin";
 
-    preHook = preHook + "\n" + ''
-      export NIX_ENFORCE_PURITY=1
+    preHook = commonPreHook + ''
+      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
     '';
 
+    stdenvSandboxProfile = binShClosure + libSystemProfile;
+    extraSandboxProfile  = binShClosure + libSystemProfile;
+
+    initialPath = import ../common-path.nix { inherit pkgs; };
+    shell       = "${pkgs.bash}/bin/bash";
+
     cc = import ../../build-support/cc-wrapper {
-      inherit stdenv;
-      nativeTools   = false;
-      nativeLibc    = true;
-      binutils      = pkgs.darwin.cctools;
-      cc            = pkgs.llvmPackages.clang-unwrapped;
-      coreutils     = pkgs.coreutils;
-      shell         = "${pkgs.bash}/bin/bash";
-      extraPackages = [ pkgs.libcxx ];
-      isClang       = true;
+      inherit stdenv shell;
+      nativeTools = false;
+      nativeLibc  = false;
+      inherit (pkgs) coreutils binutils;
+      inherit (pkgs.darwin) dyld;
+      cc   = pkgs.llvmPackages.clang-unwrapped;
+      libc = pkgs.darwin.Libsystem;
     };
 
-    shell = "${pkgs.bash}/bin/bash";
+    extraBuildInputs = with pkgs; [ darwin.CF libcxx ];
+
+    extraAttrs = {
+      inherit platform bootstrapTools;
+      libc         = pkgs.darwin.Libsystem;
+      shellPackage = pkgs.bash;
+    };
+
+    allowedRequisites = (with pkgs; [
+      xz libcxx libcxxabi icu gmp gnumake findutils bzip2 llvm zlib libffi
+      coreutils ed diffutils gnutar gzip ncurses gnused bash gawk
+      gnugrep llvmPackages.clang-unwrapped patch pcre binutils-raw binutils gettext
+    ]) ++ (with pkgs.darwin; [
+      dyld Libsystem CF cctools libiconv locale
+    ]);
+
+    overrides = orig: persistent4 orig // {
+      clang = cc;
+      inherit cc;
+    };
   };
 
-  stdenvDarwin = stage3;
+  stdenvDarwin = stage5;
 }
diff --git a/pkgs/stdenv/darwin/make-bootstrap-tools.nix b/pkgs/stdenv/darwin/make-bootstrap-tools.nix
index 636410fdd788c..d9d501ca0f514 100644
--- a/pkgs/stdenv/darwin/make-bootstrap-tools.nix
+++ b/pkgs/stdenv/darwin/make-bootstrap-tools.nix
@@ -1,6 +1,6 @@
-{system ? builtins.currentSystem}:
+{ system ? builtins.currentSystem }:
 
-with import ../../top-level/all-packages.nix {inherit system;};
+with import ../../top-level/all-packages.nix { inherit system; };
 
 rec {
   # We want coreutils without ACL support.
@@ -9,7 +9,7 @@ rec {
   });
 
   build = stdenv.mkDerivation {
-    name = "build";
+    name = "stdenv-bootstrap-tools";
 
     buildInputs = [nukeReferences cpio];
 
@@ -62,14 +62,17 @@ rec {
       cp -d ${openssl}/lib/*.dylib $out/lib
 
       cp -d ${gnugrep.pcre}/lib/libpcre*.dylib $out/lib
-      cp -d ${libiconv}/lib/libiconv*.dylib $out/lib
+      cp -d ${libiconv}/lib/lib*.dylib $out/lib
+      cp -d ${gettext}/lib/libintl*.dylib $out/lib
+      chmod +x $out/lib/libintl*.dylib
+      cp -d ${ncurses}/lib/libncurses*.dylib $out/lib
 
       # Copy what we need of clang
-      cp -d ${llvmPackages.clang}/bin/clang $out/bin
-      cp -d ${llvmPackages.clang}/bin/clang++ $out/bin
-      cp -d ${llvmPackages.clang}/bin/clang-3.5 $out/bin
+      cp -d ${llvmPackages.clang-unwrapped}/bin/clang $out/bin
+      cp -d ${llvmPackages.clang-unwrapped}/bin/clang++ $out/bin
+      cp -d ${llvmPackages.clang-unwrapped}/bin/clang-[0-9].[0-9] $out/bin
 
-      cp -rL ${llvmPackages.clang}/lib/clang $out/lib
+      cp -rL ${llvmPackages.clang-unwrapped}/lib/clang $out/lib
 
       cp -d ${libcxx}/lib/libc++*.dylib $out/lib
       cp -d ${libcxxabi}/lib/libc++abi*.dylib $out/lib
@@ -115,7 +118,7 @@ rec {
         fi
       done
 
-      for i in $out/bin/* $out/lib/*.dylib $out/lib/clang/3.5.0/lib/darwin/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
+      for i in $out/bin/* $out/lib/*.dylib $out/lib/clang/*/lib/darwin/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
         if test -x $i -a ! -L $i; then
           echo "Adding rpath to $i"
           rpathify $i
@@ -123,51 +126,60 @@ rec {
       done
 
       nuke-refs $out/lib/*
-      nuke-refs $out/lib/clang/3.5.0/lib/darwin/*
+      nuke-refs $out/lib/clang/*/lib/darwin/*
       nuke-refs $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
 
+      set -x
       mkdir $out/.pack
       mv $out/* $out/.pack
       mv $out/.pack $out/pack
 
       mkdir $out/on-server
-      (cd $out/pack && (find | cpio -o -H newc)) | bzip2 > $out/on-server/bootstrap-tools.cpio.bz2
-
-      mkdir $out/in-nixpkgs
-      cp ${stdenv.shell} $out/in-nixpkgs/sh
-      cp ${cpio}/bin/cpio $out/in-nixpkgs
-      cp ${coreutils_}/bin/mkdir $out/in-nixpkgs
-      cp ${bzip2}/bin/bzip2 $out/in-nixpkgs
+      cp ${stdenv.shell} $out/on-server/sh
+      cp ${cpio}/bin/cpio $out/on-server
+      cp ${coreutils_}/bin/mkdir $out/on-server
+      cp ${bzip2}/bin/bzip2 $out/on-server
 
-      chmod u+w $out/in-nixpkgs/*
-      strip $out/in-nixpkgs/*
-      nuke-refs $out/in-nixpkgs/*
+      chmod u+w $out/on-server/*
+      strip $out/on-server/*
+      nuke-refs $out/on-server/*
 
-      for i in $out/in-nixpkgs/*; do
+      for i in $out/on-server/*; do
         fix_dyld $i
       done
+
+      (cd $out/pack && (find | cpio -o -H newc)) | bzip2 > $out/on-server/bootstrap-tools.cpio.bz2
     '';
 
     allowedReferences = [];
+
+    meta = {
+      maintainers = [ stdenv.lib.maintainers.copumpkin ];
+    };
   };
 
-  host = stdenv.mkDerivation {
-    name = "host";
+  dist = stdenv.mkDerivation {
+    name = "stdenv-bootstrap-tools";
 
     buildCommand = ''
       mkdir -p $out/nix-support
-
-      for i in "${build}/on-server/"*; do
-        echo "file binary-dist $i" >> $out/nix-support/hydra-build-products
-      done
-
-      echo "darwin-bootstrap-tools-$(date +%Y.%m.%d)" >> $out/nix-support/hydra-release-name
+      echo "file tarball ${build}/on-server/bootstrap-tools.cpio.bz2" >> $out/nix-support/hydra-build-products
+      echo "file sh ${build}/on-server/sh" >> $out/nix-support/hydra-build-products
+      echo "file cpio ${build}/on-server/cpio" >> $out/nix-support/hydra-build-products
+      echo "file mkdir ${build}/on-server/mkdir" >> $out/nix-support/hydra-build-products
+      echo "file bzip2 ${build}/on-server/bzip2" >> $out/nix-support/hydra-build-products
     '';
+  };
 
-    allowedReferences = [ build ];
+  bootstrapFiles = {
+    sh      = "${build}/on-server/sh";
+    bzip2   = "${build}/on-server/bzip2";
+    mkdir   = "${build}/on-server/mkdir";
+    cpio    = "${build}/on-server/cpio";
+    tarball = "${build}/on-server/bootstrap-tools.cpio.bz2";
   };
 
-  unpack = stdenv.mkDerivation {
+  unpack = stdenv.mkDerivation (bootstrapFiles // {
     name = "unpack";
 
     # This is by necessity a near-duplicate of unpack-bootstrap-tools.sh. If we refer to it directly,
@@ -214,14 +226,8 @@ rec {
       EOF
     '';
 
-    tarball = "${build}/on-server/bootstrap-tools.cpio.bz2";
-
-    mkdir = "${build}/in-nixpkgs/mkdir";
-    bzip2 = "${build}/in-nixpkgs/bzip2";
-    cpio  = "${build}/in-nixpkgs/cpio";
-
     allowedReferences = [ "out" ];
-  };
+  });
 
   test = stdenv.mkDerivation {
     name = "test";
@@ -247,7 +253,7 @@ rec {
       # an SSL-capable curl
       curl --version | grep SSL
 
-      ${build}/in-nixpkgs/sh -c 'echo Hello World'
+      ${build}/on-server/sh -c 'echo Hello World'
 
       export flags="-idirafter ${unpack}/include-Libsystem --sysroot=${unpack} -L${unpack}/lib"
 
@@ -281,4 +287,12 @@ rec {
       $out/bin/hello
     '';
   };
+
+  # The ultimate test: bootstrap a whole stdenv from the tools specified above and get a package set out of it
+  test-pkgs = let
+    stdenv = import ./. { inherit system bootstrapFiles; };
+  in import ../../top-level/all-packages.nix {
+    inherit system;
+    bootStdenv = stdenv.stdenvDarwin;
+  };
 }
diff --git a/pkgs/stdenv/pure-darwin/standard-sandbox.sb b/pkgs/stdenv/darwin/standard-sandbox.sb
index b87be89f35f21..b87be89f35f21 100644
--- a/pkgs/stdenv/pure-darwin/standard-sandbox.sb
+++ b/pkgs/stdenv/darwin/standard-sandbox.sb
diff --git a/pkgs/stdenv/darwin/trivial-bootstrap.sh b/pkgs/stdenv/darwin/trivial-bootstrap.sh
deleted file mode 100644
index 487f14886587e..0000000000000
--- a/pkgs/stdenv/darwin/trivial-bootstrap.sh
+++ /dev/null
@@ -1,67 +0,0 @@
-
-# Building bootstrap tools
-echo Building the trivial bootstrap environment...
-$mkdir -p $out/bin
-
-$ln -s $ln $out/bin/ln
-
-PATH=$out/bin/
-
-cd $out/bin
-
-ln -s $mkdir
-ln -s /bin/sh
-ln -s /bin/cp
-ln -s /bin/dd
-ln -s /bin/mv
-ln -s /bin/rm
-ln -s /bin/ls
-ln -s /bin/ps
-ln -s /bin/cat
-ln -s /bin/bash
-ln -s /bin/echo
-ln -s /bin/expr
-ln -s /bin/test
-ln -s /bin/date
-ln -s /bin/chmod
-ln -s /bin/rmdir
-ln -s /bin/sleep
-ln -s /bin/hostname
-
-ln -s /usr/bin/id
-ln -s /usr/bin/od
-ln -s /usr/bin/tr
-ln -s /usr/bin/wc
-ln -s /usr/bin/cut
-ln -s /usr/bin/cmp
-ln -s /usr/bin/sed
-ln -s /usr/bin/tar
-ln -s /usr/bin/xar
-ln -s /usr/bin/awk
-ln -s /usr/bin/env
-ln -s /usr/bin/tee
-ln -s /usr/bin/comm
-ln -s /usr/bin/cpio
-ln -s /usr/bin/curl
-ln -s /usr/bin/find
-ln -s /usr/bin/grep
-ln -s /usr/bin/gzip
-ln -s /usr/bin/head
-ln -s /usr/bin/tail
-ln -s /usr/bin/sort
-ln -s /usr/bin/uniq
-ln -s /usr/bin/less
-ln -s /usr/bin/true
-ln -s /usr/bin/diff
-ln -s /usr/bin/egrep
-ln -s /usr/bin/fgrep
-ln -s /usr/bin/patch
-ln -s /usr/bin/uname
-ln -s /usr/bin/touch
-ln -s /usr/bin/split
-ln -s /usr/bin/xargs
-ln -s /usr/bin/which
-ln -s /usr/bin/install
-ln -s /usr/bin/basename
-ln -s /usr/bin/dirname
-ln -s /usr/bin/readlink
diff --git a/pkgs/stdenv/default.nix b/pkgs/stdenv/default.nix
index 37e90faf6d0e1..96f07ae9fc6fd 100644
--- a/pkgs/stdenv/default.nix
+++ b/pkgs/stdenv/default.nix
@@ -38,15 +38,8 @@ rec {
   # Linux standard environment.
   stdenvLinux = (import ./linux { inherit system allPackages platform config lib; }).stdenvLinux;
 
-  # Darwin standard environment.
   stdenvDarwin = (import ./darwin { inherit system allPackages platform config;}).stdenvDarwin;
 
-  # Pure Darwin standard environment. Allows building with the sandbox enabled. To use,
-  # you can add this to your nixpkgs config:
-  #
-  #   replaceStdenv = {pkgs}: pkgs.allStdenvs.stdenvDarwinPure
-  stdenvDarwinPure = (import ./pure-darwin { inherit system allPackages platform config;}).stage5;
-
   # Select the appropriate stdenv for the platform `system'.
   stdenv =
     if system == "i686-linux" then stdenvLinux else
@@ -56,7 +49,7 @@ rec {
     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 stdenvDarwinPure else
+    if system == "x86_64-darwin" then stdenvDarwin else
     if system == "x86_64-solaris" then stdenvNix else
     if system == "i686-cygwin" then stdenvNative else
     if system == "x86_64-cygwin" then stdenvNative else
diff --git a/pkgs/stdenv/pure-darwin/default.nix b/pkgs/stdenv/pure-darwin/default.nix
deleted file mode 100644
index bc3b433e92264..0000000000000
--- a/pkgs/stdenv/pure-darwin/default.nix
+++ /dev/null
@@ -1,309 +0,0 @@
-{ system      ? builtins.currentSystem
-, allPackages ? import ../../top-level/all-packages.nix
-, platform    ? null
-, config      ? {}
-}:
-
-let
-  libSystemProfile = ''
-    (import "${./standard-sandbox.sb}")
-  '';
-
-  fetch = { file, sha256, executable ? true }: import <nix/fetchurl.nix> {
-    url = "http://tarballs.nixos.org/stdenv-darwin/x86_64/4f07c88d467216d9692fefc951deb5cd3c4cc722/${file}";
-    inherit sha256 system executable;
-  };
-
-  bootstrapFiles = {
-    sh    = fetch { file = "sh";    sha256 = "1siix3wakzil31r2cydmh3v8a1nyq4605dwiabqc5lx73j4xzrzi"; };
-    bzip2 = fetch { file = "bzip2"; sha256 = "0zvqm977k11b5cl4ixxb5h0ds24g6z0f8m28z4pqxzpa353lqbla"; };
-    mkdir = fetch { file = "mkdir"; sha256 = "13frk8lsfgzlb65p9l26cvxf06aag43yjk7vg9msn7ix3v8cmrg1"; };
-    cpio  = fetch { file = "cpio";  sha256 = "0ms5i9m1vdksj575sf1djwgm7zhnvfrrb44dxnfh9avr793rc2w4"; };
-  };
-
-  tarball = fetch { file = "bootstrap-tools.cpio.bz2"; sha256 = "1lz1b0grl4642h6n635xvi6imf0yyy1zyzdr9ing5aphzz0z5iic"; executable = false; };
-in rec {
-  allPackages = import ../../top-level/all-packages.nix;
-
-  commonPreHook = ''
-    export NIX_ENFORCE_PURITY=1
-    export NIX_IGNORE_LD_THROUGH_GCC=1
-    stripAllFlags=" " # the Darwin "strip" command doesn't know "-s"
-    export MACOSX_DEPLOYMENT_TARGET=10.7
-    export SDKROOT=
-    export CMAKE_OSX_ARCHITECTURES=x86_64
-    # Workaround for https://openradar.appspot.com/22671534 on 10.11.
-    export gl_cv_func_getcwd_abort_bug=no
-  '';
-
-  # The one dependency of /bin/sh :(
-  binShClosure = ''
-    (allow file-read* (literal "/usr/lib/libncurses.5.4.dylib"))
-  '';
-
-  bootstrapTools = derivation rec {
-    inherit system tarball;
-
-    name    = "bootstrap-tools";
-    builder = bootstrapFiles.sh; # Not a filename! Attribute 'sh' on bootstrapFiles
-    args    = [ ./unpack-bootstrap-tools.sh ];
-
-    inherit (bootstrapFiles) mkdir bzip2 cpio;
-
-    __sandboxProfile = binShClosure + libSystemProfile;
-  };
-
-  stageFun = step: last: {shell             ? "${bootstrapTools}/bin/sh",
-                          overrides         ? (pkgs: {}),
-                          extraPreHook      ? "",
-                          extraBuildInputs  ? with last.pkgs; [ xz darwin.CF libcxx ],
-                          extraInitialPath  ? [],
-                          allowedRequisites ? null}:
-    let
-      thisStdenv = import ../generic {
-        inherit system config shell extraBuildInputs allowedRequisites;
-
-        name = "stdenv-darwin-boot-${toString step}";
-
-        cc = if isNull last then "/dev/null" else import ../../build-support/cc-wrapper {
-          inherit shell;
-          inherit (last) stdenv;
-          inherit (last.pkgs.darwin) dyld;
-
-          nativeTools  = true;
-          nativePrefix = bootstrapTools;
-          nativeLibc   = false;
-          libc         = last.pkgs.darwin.Libsystem;
-          isClang      = true;
-          cc           = { name = "clang-9.9.9"; outPath = bootstrapTools; };
-        };
-
-        preHook = stage0.stdenv.lib.optionalString (shell == "${bootstrapTools}/bin/sh") ''
-          # Don't patch #!/interpreter because it leads to retained
-          # dependencies on the bootstrapTools in the final stdenv.
-          dontPatchShebangs=1
-        '' + ''
-          ${commonPreHook}
-          ${extraPreHook}
-        '';
-        initialPath  = extraInitialPath ++ [ bootstrapTools ];
-        fetchurlBoot = import ../../build-support/fetchurl {
-          stdenv = stage0.stdenv;
-          curl   = bootstrapTools;
-        };
-
-        # The stdenvs themselves don't use mkDerivation, so I need to specify this here
-        stdenvSandboxProfile = binShClosure + libSystemProfile;
-        extraSandboxProfile  = binShClosure + libSystemProfile;
-
-        extraAttrs = { inherit platform; };
-        overrides  = pkgs: (overrides pkgs) // { fetchurl = thisStdenv.fetchurlBoot; };
-      };
-
-      thisPkgs = allPackages {
-        inherit system platform;
-        bootStdenv = thisStdenv;
-      };
-    in { stdenv = thisStdenv; pkgs = thisPkgs; };
-
-  stage0 = stageFun 0 null {
-    overrides = orig: with stage0; rec {
-      darwin = orig.darwin // {
-        Libsystem = stdenv.mkDerivation {
-          name = "bootstrap-Libsystem";
-          buildCommand = ''
-            mkdir -p $out
-            ln -s ${bootstrapTools}/lib $out/lib
-            ln -s ${bootstrapTools}/include-Libsystem $out/include
-          '';
-        };
-        dyld = bootstrapTools;
-      };
-
-      libcxx = stdenv.mkDerivation {
-        name = "bootstrap-libcxx";
-        phases = [ "installPhase" "fixupPhase" ];
-        installPhase = ''
-          mkdir -p $out/lib $out/include
-          ln -s ${bootstrapTools}/lib/libc++.dylib $out/lib/libc++.dylib
-          ln -s ${bootstrapTools}/include/c++      $out/include/c++
-        '';
-        linkCxxAbi = false;
-        setupHook = ../../development/compilers/llvm/3.6/libc++/setup-hook.sh;
-      };
-
-      libcxxabi = stdenv.mkDerivation {
-        name = "bootstrap-libcxxabi";
-        buildCommand = ''
-          mkdir -p $out/lib
-          ln -s ${bootstrapTools}/lib/libc++abi.dylib $out/lib/libc++abi.dylib
-        '';
-      };
-
-    };
-
-    extraBuildInputs = [];
-  };
-
-  persistent0 = _: {};
-
-  stage1 = with stage0; stageFun 1 stage0 {
-    extraPreHook = "export NIX_CFLAGS_COMPILE+=\" -F${bootstrapTools}/Library/Frameworks\"";
-    extraBuildInputs = [ pkgs.libcxx ];
-
-    allowedRequisites =
-      [ bootstrapTools ] ++ (with pkgs; [ libcxx libcxxabi ]) ++ [ pkgs.darwin.Libsystem ];
-
-    overrides = persistent0;
-  };
-
-  persistent1 = orig: with stage1.pkgs; {
-    inherit
-      zlib patchutils m4 scons flex perl bison unifdef unzip openssl icu python
-      libxml2 gettext sharutils gmp libarchive ncurses pkg-config libedit groff
-      openssh sqlite sed serf openldap db cyrus-sasl expat apr-util subversion xz
-      findfreetype libssh curl cmake autoconf automake libtool ed cpio coreutils;
-
-    darwin = orig.darwin // {
-      inherit (darwin)
-        dyld Libsystem xnu configd libdispatch libclosure launchd;
-    };
-  };
-
-  stage2 = with stage1; stageFun 2 stage1 {
-    extraPreHook = ''
-      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
-    '';
-
-    allowedRequisites =
-      [ bootstrapTools ] ++
-      (with pkgs; [ xz libcxx libcxxabi icu ]) ++
-      (with pkgs.darwin; [ dyld Libsystem CF locale ]);
-
-    overrides = persistent1;
-  };
-
-  persistent2 = orig: with stage2.pkgs; {
-    inherit
-      patchutils m4 scons flex perl bison unifdef unzip openssl python
-      gettext sharutils libarchive pkg-config groff bash subversion
-      openssh sqlite sed serf openldap db cyrus-sasl expat apr-util
-      findfreetype libssh curl cmake autoconf automake libtool cpio
-      libcxx libcxxabi;
-
-    darwin = orig.darwin // {
-      inherit (darwin)
-        dyld Libsystem xnu configd libdispatch libclosure launchd libiconv locale;
-    };
-  };
-
-  stage3 = with stage2; stageFun 3 stage2 {
-    shell = "${pkgs.bash}/bin/bash";
-
-    # We have a valid shell here (this one has no bootstrap-tools runtime deps) so stageFun
-    # enables patchShebangs above. Unfortunately, patchShebangs ignores our $SHELL setting
-    # and instead goes by $PATH, which happens to contain bootstrapTools. So it goes and
-    # patches our shebangs back to point at bootstrapTools. This makes sure bash comes first.
-    extraInitialPath = [ pkgs.bash ];
-
-    extraPreHook = ''
-      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
-    '';
-
-    allowedRequisites =
-      [ bootstrapTools ] ++
-      (with pkgs; [ icu bash libcxx libcxxabi ]) ++
-      (with pkgs.darwin; [ dyld Libsystem locale ]);
-
-    overrides = persistent2;
-  };
-
-  persistent3 = orig: with stage3.pkgs; {
-    inherit
-      gnumake gzip gnused bzip2 gawk ed xz patch bash
-      libcxxabi libcxx ncurses libffi zlib gmp pcre gnugrep
-      coreutils findutils diffutils patchutils;
-
-    llvmPackages = let llvmOverride = llvmPackages.llvm.override { inherit libcxxabi; };
-    in orig.llvmPackages // {
-      llvm = llvmOverride;
-      clang-unwrapped = llvmPackages.clang-unwrapped.override { llvm = llvmOverride; };
-    };
-
-    darwin = orig.darwin // {
-      inherit (darwin) dyld Libsystem libiconv locale;
-    };
-  };
-
-  stage4 = with stage3; stageFun 4 stage3 {
-    shell = "${pkgs.bash}/bin/bash";
-    extraInitialPath = [ pkgs.bash ];
-    extraPreHook = ''
-      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
-    '';
-    overrides = persistent3;
-  };
-
-  persistent4 = orig: with stage4.pkgs; {
-    inherit
-      gnumake gzip gnused bzip2 gawk ed xz patch bash
-      libcxxabi libcxx ncurses libffi zlib icu llvm gmp pcre gnugrep
-      coreutils findutils diffutils patchutils binutils binutils-raw;
-
-    llvmPackages = orig.llvmPackages // {
-      inherit (llvmPackages) llvm clang-unwrapped;
-    };
-
-    darwin = orig.darwin // {
-      inherit (darwin) dyld Libsystem cctools libiconv;
-    };
-  };
-
-  stage5 = with stage4; import ../generic rec {
-    inherit system config;
-    inherit (stdenv) fetchurlBoot;
-
-    name = "stdenv-darwin";
-
-    preHook = commonPreHook + ''
-      export PATH_LOCALE=${pkgs.darwin.locale}/share/locale
-    '';
-
-    stdenvSandboxProfile = binShClosure + libSystemProfile;
-    extraSandboxProfile  = binShClosure + libSystemProfile;
-
-    initialPath = import ../common-path.nix { inherit pkgs; };
-    shell       = "${pkgs.bash}/bin/bash";
-
-    cc = import ../../build-support/cc-wrapper {
-      inherit stdenv shell;
-      nativeTools = false;
-      nativeLibc  = false;
-      inherit (pkgs) coreutils binutils;
-      inherit (pkgs.darwin) dyld;
-      cc   = pkgs.llvmPackages.clang-unwrapped;
-      libc = pkgs.darwin.Libsystem;
-    };
-
-    extraBuildInputs = with pkgs; [ darwin.CF libcxx ];
-
-    extraAttrs = {
-      inherit platform bootstrapTools;
-      libc         = pkgs.darwin.Libsystem;
-      shellPackage = pkgs.bash;
-    };
-
-    allowedRequisites = (with pkgs; [
-      xz libcxx libcxxabi icu gmp gnumake findutils bzip2 llvm zlib libffi
-      coreutils ed diffutils gnutar gzip ncurses gnused bash gawk
-      gnugrep llvmPackages.clang-unwrapped patch pcre binutils-raw binutils gettext
-    ]) ++ (with pkgs.darwin; [
-      dyld Libsystem CF cctools libiconv locale
-    ]);
-
-    overrides = orig: persistent4 orig // {
-      clang = cc;
-      inherit cc;
-    };
-  };
-}
diff --git a/pkgs/stdenv/pure-darwin/make-bootstrap-tools.nix b/pkgs/stdenv/pure-darwin/make-bootstrap-tools.nix
deleted file mode 100644
index 961adbeaaad30..0000000000000
--- a/pkgs/stdenv/pure-darwin/make-bootstrap-tools.nix
+++ /dev/null
@@ -1,286 +0,0 @@
-with import ../../top-level/all-packages.nix { system = "x86_64-darwin"; };
-
-rec {
-  # We want coreutils without ACL support.
-  coreutils_ = coreutils.override (orig: {
-    aclSupport = false;
-  });
-
-  build = stdenv.mkDerivation {
-    name = "stdenv-bootstrap-tools";
-
-    buildInputs = [nukeReferences cpio];
-
-    buildCommand = ''
-      mkdir -p $out/bin $out/lib
-
-      # Our (fake) loader
-      cp -d ${darwin.dyld}/lib/dyld $out/lib/
-
-      # C standard library stuff
-      cp -d ${darwin.Libsystem}/lib/*.o $out/lib/
-      cp -d ${darwin.Libsystem}/lib/*.dylib $out/lib/
-      cp -d ${darwin.Libsystem}/lib/system/*.dylib $out/lib/
-
-      # Resolv is actually a link to another package, so let's copy it properly
-      rm $out/lib/libresolv.9.dylib
-      cp -L ${darwin.Libsystem}/lib/libresolv.9.dylib $out/lib
-
-      cp -rL ${darwin.Libsystem}/include $out
-      chmod -R u+w $out/include
-      cp -rL ${icu}/include*             $out/include
-      cp -rL ${libiconv}/include/*       $out/include
-      cp -rL ${gnugrep.pcre}/include/*   $out/include
-      mv $out/include $out/include-Libsystem
-
-      # Copy coreutils, bash, etc.
-      cp ${coreutils_}/bin/* $out/bin
-      (cd $out/bin && rm vdir dir sha*sum pinky factor pathchk runcon shuf who whoami shred users)
-
-      cp ${bash}/bin/bash $out/bin
-      cp ${findutils}/bin/find $out/bin
-      cp ${findutils}/bin/xargs $out/bin
-      cp -d ${diffutils}/bin/* $out/bin
-      cp -d ${gnused}/bin/* $out/bin
-      cp -d ${gnugrep}/bin/grep $out/bin
-      cp ${gawk}/bin/gawk $out/bin
-      cp -d ${gawk}/bin/awk $out/bin
-      cp ${gnutar}/bin/tar $out/bin
-      cp ${gzip}/bin/gzip $out/bin
-      cp ${bzip2}/bin/bzip2 $out/bin
-      cp -d ${gnumake}/bin/* $out/bin
-      cp -d ${patch}/bin/* $out/bin
-      cp -d ${xz}/bin/xz $out/bin
-
-      # This used to be in-nixpkgs, but now is in the bundle
-      # because I can't be bothered to make it partially static
-      cp ${curl}/bin/curl $out/bin
-      cp -d ${curl}/lib/libcurl*.dylib $out/lib
-      cp -d ${libssh2}/lib/libssh*.dylib $out/lib
-      cp -d ${openssl}/lib/*.dylib $out/lib
-
-      cp -d ${gnugrep.pcre}/lib/libpcre*.dylib $out/lib
-      cp -d ${libiconv}/lib/lib*.dylib $out/lib
-      cp -d ${gettext}/lib/libintl*.dylib $out/lib
-      chmod +x $out/lib/libintl*.dylib
-      cp -d ${ncurses}/lib/libncurses*.dylib $out/lib
-
-      # Copy what we need of clang
-      cp -d ${llvmPackages.clang-unwrapped}/bin/clang $out/bin
-      cp -d ${llvmPackages.clang-unwrapped}/bin/clang++ $out/bin
-      cp -d ${llvmPackages.clang-unwrapped}/bin/clang-[0-9].[0-9] $out/bin
-
-      cp -rL ${llvmPackages.clang-unwrapped}/lib/clang $out/lib
-
-      cp -d ${libcxx}/lib/libc++*.dylib $out/lib
-      cp -d ${libcxxabi}/lib/libc++abi*.dylib $out/lib
-
-      mkdir $out/include
-      cp -rd ${libcxx}/include/c++     $out/include
-
-      cp -d ${icu}/lib/libicu*.dylib $out/lib
-      cp -d ${zlib}/lib/libz.*       $out/lib
-      cp -d ${gmpxx}/lib/libgmp*.*   $out/lib
-      cp -d ${xz}/lib/liblzma*.*     $out/lib
-
-      # Copy binutils.
-      for i in as ld ar ranlib nm strip otool install_name_tool dsymutil; do
-        cp ${darwin.cctools}/bin/$i $out/bin
-      done
-
-      cp -rd ${pkgs.darwin.CF}/Library $out
-
-      chmod -R u+w $out
-
-      nuke-refs $out/bin/*
-
-      rpathify() {
-        local libs=$(${darwin.cctools}/bin/otool -L "$1" | tail -n +2 | grep -o "$NIX_STORE.*-\S*") || true
-        for lib in $libs; do
-          ${darwin.cctools}/bin/install_name_tool -change $lib "@rpath/$(basename $lib)" "$1"
-        done
-      }
-
-      fix_dyld() {
-        # This is clearly a hack. Once we have an install_name_tool-alike that can patch dyld, this will be nicer.
-        ${perl}/bin/perl -i -0777 -pe 's/\/nix\/store\/eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-dyld-239\.4\/lib\/dyld/\/usr\/lib\/dyld\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00/sg' "$1"
-      }
-
-      # Strip executables even further
-      for i in $out/bin/*; do
-        if test -x $i -a ! -L $i; then
-          chmod +w $i
-
-          fix_dyld $i
-          strip $i || true
-        fi
-      done
-
-      for i in $out/bin/* $out/lib/*.dylib $out/lib/clang/*/lib/darwin/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
-        if test -x $i -a ! -L $i; then
-          echo "Adding rpath to $i"
-          rpathify $i
-        fi
-      done
-
-      nuke-refs $out/lib/*
-      nuke-refs $out/lib/clang/*/lib/darwin/*
-      nuke-refs $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation
-
-      set -x
-      mkdir $out/.pack
-      mv $out/* $out/.pack
-      mv $out/.pack $out/pack
-
-      mkdir $out/on-server
-      cp ${stdenv.shell} $out/on-server/sh
-      cp ${cpio}/bin/cpio $out/on-server
-      cp ${coreutils_}/bin/mkdir $out/on-server
-      cp ${bzip2}/bin/bzip2 $out/on-server
-
-      chmod u+w $out/on-server/*
-      strip $out/on-server/*
-      nuke-refs $out/on-server/*
-
-      for i in $out/on-server/*; do
-        fix_dyld $i
-      done
-
-      (cd $out/pack && (find | cpio -o -H newc)) | bzip2 > $out/on-server/bootstrap-tools.cpio.bz2
-    '';
-
-    allowedReferences = [];
-
-    meta = {
-      maintainers = [ stdenv.lib.maintainers.copumpkin ];
-    };
-  };
-
-  dist = stdenv.mkDerivation {
-    name = "stdenv-bootstrap-tools";
-
-    buildCommand = ''
-      mkdir -p $out/nix-support
-      echo "file tarball ${build}/on-server/bootstrap-tools.cpio.bz2" >> $out/nix-support/hydra-build-products
-      echo "file sh ${build}/on-server/sh" >> $out/nix-support/hydra-build-products
-      echo "file cpio ${build}/on-server/cpio" >> $out/nix-support/hydra-build-products
-      echo "file mkdir ${build}/on-server/mkdir" >> $out/nix-support/hydra-build-products
-      echo "file bzip2 ${build}/on-server/bzip2" >> $out/nix-support/hydra-build-products
-    '';
-  };
-
-  unpack = stdenv.mkDerivation {
-    name = "unpack";
-
-    # This is by necessity a near-duplicate of unpack-bootstrap-tools.sh. If we refer to it directly,
-    # we can't make any changes to it due to our testing stdenv depending on it. Think of this as the
-    # unpack-bootstrap-tools.sh for the next round of bootstrap tools.
-    # TODO: think through alternate designs, such as hosting this script as an output of the process.
-    buildCommand = ''
-      # Unpack the bootstrap tools tarball.
-      echo Unpacking the bootstrap tools...
-      $mkdir $out
-      $bzip2 -d < $tarball | (cd $out && $cpio -i)
-
-      # Set the ELF interpreter / RPATH in the bootstrap binaries.
-      echo Patching the tools...
-
-      export PATH=$out/bin
-
-      for i in $out/bin/*; do
-        if ! test -L $i; then
-          echo patching $i
-          install_name_tool -add_rpath $out/lib $i || true
-        fi
-      done
-
-      for i in $out/lib/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
-        if ! test -L $i; then
-          echo patching $i
-
-          id=$(otool -D "$i" | tail -n 1)
-          install_name_tool -id "$(dirname $i)/$(basename $id)" $i
-
-          libs=$(otool -L "$i" | tail -n +2 | grep -v Libsystem | cat)
-          if [ -n "$libs" ]; then
-            install_name_tool -add_rpath $out/lib $i
-          fi
-        fi
-      done
-
-      ln -s bash $out/bin/sh
-      ln -s bzip2 $out/bin/bunzip2
-
-      cat >$out/bin/dsymutil << EOF
-      #!$out/bin/sh
-      EOF
-    '';
-
-    tarball = "${build}/on-server/bootstrap-tools.cpio.bz2";
-
-    mkdir = "${build}/on-server/mkdir";
-    bzip2 = "${build}/on-server/bzip2";
-    cpio  = "${build}/on-server/cpio";
-
-    allowedReferences = [ "out" ];
-  };
-
-  test = stdenv.mkDerivation {
-    name = "test";
-
-    realBuilder = "${unpack}/bin/bash";
-
-    buildCommand = ''
-      export PATH=${unpack}/bin
-      ls -l
-      mkdir $out
-      mkdir $out/bin
-      sed --version
-      find --version
-      diff --version
-      patch --version
-      make --version
-      awk --version
-      grep --version
-      clang --version
-      xz --version
-
-      # The grep will return a nonzero exit code if there is no match, and we want to assert that we have
-      # an SSL-capable curl
-      curl --version | grep SSL
-
-      ${build}/on-server/sh -c 'echo Hello World'
-
-      export flags="-idirafter ${unpack}/include-Libsystem --sysroot=${unpack} -L${unpack}/lib"
-
-      export CPP="clang -E $flags"
-      export CC="clang $flags -Wl,-rpath,${unpack}/lib -Wl,-v"
-      export CXX="clang++ $flags --stdlib=libc++ -lc++abi -isystem${unpack}/include/c++/v1 -Wl,-rpath,${unpack}/lib -Wl,-v"
-
-      echo '#include <stdio.h>' >> foo.c
-      echo '#include <float.h>' >> foo.c
-      echo '#include <limits.h>' >> foo.c
-      echo 'int main() { printf("Hello World\n"); return 0; }' >> foo.c
-      $CC -o $out/bin/foo foo.c
-      $out/bin/foo
-
-      echo '#include <CoreFoundation/CoreFoundation.h>' >> bar.c
-      echo 'int main() { CFShow(CFSTR("Hullo")); return 0; }' >> bar.c
-      $CC -F${unpack}/Library/Frameworks -framework CoreFoundation -o $out/bin/bar bar.c
-      $out/bin/bar
-
-      echo '#include <iostream>' >> bar.cc
-      echo 'int main() { std::cout << "Hello World\n"; }' >> bar.cc
-      $CXX -v -o $out/bin/bar bar.cc
-      $out/bin/bar
-
-      tar xvf ${hello.src}
-      cd hello-*
-      ./configure --prefix=$out
-      make
-      make install
-
-      $out/bin/hello
-    '';
-  };
-}
diff --git a/pkgs/stdenv/pure-darwin/trivial-bootstrap.sh b/pkgs/stdenv/pure-darwin/trivial-bootstrap.sh
deleted file mode 100644
index 0915b378d4f04..0000000000000
--- a/pkgs/stdenv/pure-darwin/trivial-bootstrap.sh
+++ /dev/null
@@ -1,66 +0,0 @@
-
-# Building bootstrap tools
-echo Building the trivial bootstrap environment...
-$mkdir -p $out/bin
-
-$ln -s $ln $out/bin/ln
-
-PATH=$out/bin/
-
-cd $out/bin
-
-ln -s $mkdir
-ln -s /bin/sh
-ln -s /bin/cp
-ln -s /bin/mv
-ln -s /bin/rm
-ln -s /bin/ls
-ln -s /bin/ps
-ln -s /bin/cat
-ln -s /bin/bash
-ln -s /bin/echo
-ln -s /bin/expr
-ln -s /bin/test
-ln -s /bin/date
-ln -s /bin/chmod
-ln -s /bin/rmdir
-ln -s /bin/sleep
-ln -s /bin/hostname
-
-ln -s /usr/bin/id
-ln -s /usr/bin/od
-ln -s /usr/bin/tr
-ln -s /usr/bin/wc
-ln -s /usr/bin/cut
-ln -s /usr/bin/cmp
-ln -s /usr/bin/sed
-ln -s /usr/bin/tar
-ln -s /usr/bin/xar
-ln -s /usr/bin/awk
-ln -s /usr/bin/env
-ln -s /usr/bin/tee
-ln -s /usr/bin/comm
-ln -s /usr/bin/cpio
-ln -s /usr/bin/curl
-ln -s /usr/bin/find
-ln -s /usr/bin/grep
-ln -s /usr/bin/gzip
-ln -s /usr/bin/head
-ln -s /usr/bin/tail
-ln -s /usr/bin/sort
-ln -s /usr/bin/uniq
-ln -s /usr/bin/less
-ln -s /usr/bin/true
-ln -s /usr/bin/diff
-ln -s /usr/bin/egrep
-ln -s /usr/bin/fgrep
-ln -s /usr/bin/patch
-ln -s /usr/bin/uname
-ln -s /usr/bin/touch
-ln -s /usr/bin/split
-ln -s /usr/bin/xargs
-ln -s /usr/bin/which
-ln -s /usr/bin/install
-ln -s /usr/bin/basename
-ln -s /usr/bin/dirname
-ln -s /usr/bin/readlink
\ No newline at end of file
diff --git a/pkgs/stdenv/pure-darwin/unpack-bootstrap-tools.sh b/pkgs/stdenv/pure-darwin/unpack-bootstrap-tools.sh
deleted file mode 100644
index 8033c7004d93e..0000000000000
--- a/pkgs/stdenv/pure-darwin/unpack-bootstrap-tools.sh
+++ /dev/null
@@ -1,54 +0,0 @@
-set -e
-
-# Unpack the bootstrap tools tarball.
-echo Unpacking the bootstrap tools...
-$mkdir $out
-$bzip2 -d < $tarball | (cd $out && $cpio -i)
-
-# Set the ELF interpreter / RPATH in the bootstrap binaries.
-echo Patching the tools...
-
-export PATH=$out/bin
-
-for i in $out/bin/*; do
-  if ! test -L $i; then
-    echo patching $i
-    install_name_tool -add_rpath $out/lib $i || true
-  fi
-done
-
-for i in $out/lib/*.dylib $out/Library/Frameworks/CoreFoundation.framework/Versions/A/CoreFoundation; do
-  if ! test -L $i; then
-    echo patching $i
-
-    id=$(otool -D "$i" | tail -n 1)
-    install_name_tool -id "$(dirname $i)/$(basename $id)" $i
-
-    libs=$(otool -L "$i" | tail -n +2 | grep -v libSystem | cat)
-    if [ -n "$libs" ]; then
-      install_name_tool -add_rpath $out/lib $i
-    fi
-  fi
-done
-
-ln -s bash $out/bin/sh
-ln -s bzip2 $out/bin/bunzip2
-
-# Provide a gunzip script.
-cat > $out/bin/gunzip <<EOF
-#!$out/bin/sh
-exec $out/bin/gzip -d "\$@"
-EOF
-chmod +x $out/bin/gunzip
-
-# Provide fgrep/egrep.
-echo "#! $out/bin/sh" > $out/bin/egrep
-echo "exec $out/bin/grep -E \"\$@\"" >> $out/bin/egrep
-echo "#! $out/bin/sh" > $out/bin/fgrep
-echo "exec $out/bin/grep -F \"\$@\"" >> $out/bin/fgrep
-
-cat >$out/bin/dsymutil << EOF
-#!$out/bin/sh
-EOF
-
-chmod +x $out/bin/egrep $out/bin/fgrep $out/bin/dsymutil