samba4: add wrapPythonPrograms (#132373)

pkgs/servers/samba/4.x.nix

@@ -1,7 +1,6 @@
 { lib, stdenv
 , buildPackages
 , fetchurl
-, python3
 , wafHook
 , pkg-config
 , bison
@@ -64,7 +63,7 @@ stdenv.mkDerivation rec {
   ];
 
   nativeBuildInputs = [
-    python3
+    python3Packages.python
     wafHook
     pkg-config
     bison
@@ -83,7 +82,8 @@ stdenv.mkDerivation rec {
   ];
 
   buildInputs = [
-    python3
+    python3Packages.python
+    python3Packages.wrapPython
     readline
     popt
     dbus
@@ -146,6 +146,8 @@ stdenv.mkDerivation rec {
   # module, which works correctly in all cases.
   PYTHON_CONFIG = "/invalid";
 
+  pythonPath = [ python3Packages.dnspython tdb ];
+
   preBuild = ''
     export MAKEFLAGS="-j $NIX_BUILD_CORES"
   '';
@@ -167,7 +169,10 @@ stdenv.mkDerivation rec {
 
     # Samba does its own shebang patching, but uses build Python
     find "$out/bin" -type f -executable -exec \
-      sed -i '1 s^#!${python3.pythonForBuild}/bin/python.*^#!${python3.interpreter}^' {} \;
+      sed -i '1 s^#!${python3Packages.python.pythonForBuild}/bin/python.*^#!${python3Packages.python.interpreter}^' {} \;
+
+    # Fix PYTHONPATH for some tools
+    wrapPythonPrograms
   '';
 
   passthru = {