1 files changed, 43 insertions, 17 deletions
diff --git a/nixpkgs/pkgs/development/python-modules/setuptools/default.nix b/nixpkgs/pkgs/development/python-modules/setuptools/default.nix
index 569ff017ea9b..f52a49313772 100644
--- a/nixpkgs/pkgs/development/python-modules/setuptools/default.nix
+++ b/nixpkgs/pkgs/development/python-modules/setuptools/default.nix
@@ -1,37 +1,63 @@
 { stdenv
 , buildPythonPackage
-, fetchPypi
+, fetchFromGitHub
 , python
 , wrapPython
 , unzip
 , callPackage
 , bootstrapped-pip
+, lib
+, pipInstallHook
+, setuptoolsBuildHook
 }:
 
-buildPythonPackage rec {
+let
   pname = "setuptools";
-  version = "41.2.0";
-  format = "other";
+  version = "42.0.2";
+
+  # Create an sdist of setuptools
+  sdist = stdenv.mkDerivation rec {
+    name = "${pname}-${version}-sdist.tar.gz";
+
+    src = fetchFromGitHub {
+      owner = "pypa";
+      repo = pname;
+      rev = "v${version}";
+      sha256 = "1xqx3sha5ir40g1h15r7q063bcbl9bvh967vig574k3jgwxrz2ik";
+      name = "${pname}-${version}-source";
+    };
 
-  src = fetchPypi {
-    inherit pname version;
-    extension = "zip";
-    sha256 = "66b86bbae7cc7ac2e867f52dc08a6bd064d938bac59dfec71b9b565dd36d6012";
+    buildPhase = ''
+      ${python.pythonForBuild.interpreter} bootstrap.py
+      ${python.pythonForBuild.interpreter} setup.py sdist --formats=gztar
+    '';
+
+    installPhase = ''
+      echo "Moving sdist..."
+      mv dist/*.tar.gz $out
+    '';
   };
+in buildPythonPackage rec {
+  inherit pname version;
+  # Because of bootstrapping we don't use the setuptoolsBuildHook that comes with format="setuptools" directly.
+  # Instead, we override it to remove setuptools to avoid a circular dependency.
+  # The same is done for pip and the pipInstallHook.
+  format = "other";
 
-  # There is nothing to build
-  dontBuild = true;
+  src = sdist;
 
-  nativeBuildInputs = [ bootstrapped-pip ];
+  nativeBuildInputs = [
+    bootstrapped-pip
+    (pipInstallHook.override{pip=null;})
+    (setuptoolsBuildHook.override{setuptools=null; wheel=null;})
+  ];
 
-  installPhase = ''
-      dst=$out/${python.sitePackages}
-      mkdir -p $dst
-      export PYTHONPATH="$dst:$PYTHONPATH"
-      ${python.pythonForBuild.interpreter} setup.py install --prefix=$out
-      wrapPythonPrograms
+  preBuild = lib.strings.optionalString (!stdenv.hostPlatform.isWindows) ''
+    export SETUPTOOLS_INSTALL_WINDOWS_SPECIFIC_FILES=0
   '';
 
+  pipInstallFlags = [ "--ignore-installed" ];
+
   # Adds setuptools to nativeBuildInputs causing infinite recursion.
   catchConflicts = false;