treewide: use wafHook

Replace "waf" phases with wafHook that manages everything
automatically. Should make things more modular.

Packages affected here are:

- a2jmidid
- ams-lv2
- ardour
- fomp
- guitarix
- ingen
- jalv
- mda-lv2
- non
- patchage
- hamster-time-tracker
- kupfer
- xiphos
- xfce4-dockbarx-plugin
- xfce4-namebar-plugin
- dropbox
- clasp
- aubio
- liliv
- lv2
- lvtk
- ntk
- raul
- sratom
- suil
- ganv
- ndn-cxx
- ns3
- serd
- sord
- termbox
- wxmupen64plus
- jackaudio
- pflask
- blockhash
- glmark2
- weighttp

pkgs/os-specific/linux/pflask/default.nix

@@ -1,4 +1,4 @@
-{ lib, stdenv, fetchurl, python, waf }:
+{ lib, stdenv, fetchurl, python, wafHook }:
 
 stdenv.mkDerivation rec {
   name = "pflask-${version}";
@@ -10,19 +10,9 @@ stdenv.mkDerivation rec {
     sha256 = "2545fca37f9da484b46b6fb5e3a9bbba6526a9725189fe4af5227ef6e6fca440";
   };
 
+  nativeBuildInputs = [ wafHook ];
   buildInputs = [ python ];
 
-  configurePhase = ''
-    ln -s ${waf} waf
-    python waf configure --prefix=$out
-  '';
-  buildPhase = ''
-    python waf build
-  '';
-  installPhase = ''
-    python waf install
-  '';
-
   meta = {
     description = "Lightweight process containers for Linux";
     homepage    = "https://ghedo.github.io/pflask/";