Merge branch 'staging'

pkgs/tools/security/nmap/default.nix

@@ -1,15 +1,25 @@
 { stdenv, fetchurl, libpcap, pkgconfig, openssl
 , graphicalSupport ? false
-, libX11 ? null
 , gtk2 ? null
-, pythonPackages
-, makeWrapper ? null
+, libX11 ? null
+, withPython ? false # required for the `ndiff` binary
+, python2 ? null
 }:
 
+assert withPython -> python2 != null;
+
 with stdenv.lib;
 
 let
-  inherit (pythonPackages) python pygtk pygobject2 pycairo pysqlite;
+
+  # Zenmap (the graphical program) also requires Python,
+  # so automatically enable pythonSupport if graphicalSupport is requested.
+  pythonSupport = withPython || graphicalSupport;
+
+  pythonEnv = python2.withPackages(ps: with ps; []
+    ++ optionals graphicalSupport [ pycairo pygobject2 pygtk pysqlite ]
+  );
+
 in stdenv.mkDerivation rec {
   name = "nmap${optionalString graphicalSupport "-graphical"}-${version}";
   version = "7.12";
@@ -21,18 +31,15 @@ in stdenv.mkDerivation rec {
 
   patches = ./zenmap.patch;
 
-  configureFlags = optionalString (!graphicalSupport) "--without-zenmap";
+  configureFlags = []
+    ++ optional (!pythonSupport) "--without-ndiff"
+    ++ optional (!graphicalSupport) "--without-zenmap"
+    ;
 
-  postInstall = ''
-      wrapProgram $out/bin/ndiff --prefix PYTHONPATH : "$(toPythonPath $out)" --prefix PYTHONPATH : "$PYTHONPATH"
-  '' + optionalString graphicalSupport ''
-      wrapProgram $out/bin/zenmap --prefix PYTHONPATH : "$(toPythonPath $out)" --prefix PYTHONPATH : "$PYTHONPATH" --prefix PYTHONPATH : $(toPythonPath ${pygtk})/gtk-2.0 --prefix PYTHONPATH : $(toPythonPath ${pygobject2})/gtk-2.0 --prefix PYTHONPATH : $(toPythonPath ${pycairo})/gtk-2.0
-  '';
-
-  buildInputs = [ libpcap pkgconfig openssl makeWrapper python ]
-    ++ optionals graphicalSupport [
-      libX11 gtk2 pygtk pysqlite pygobject2 pycairo
-    ];
+  buildInputs = [ libpcap pkgconfig openssl ]
+    ++ optional pythonSupport pythonEnv
+    ++ optionals graphicalSupport [ gtk2 libX11 ]
+    ;
 
   meta = {
     description = "A free and open source utility for network discovery and security auditing";