From ac2ed3818c3ba3bbbc098b8a87cb9c620df8ad01 Mon Sep 17 00:00:00 2001
From: codyopel <codyopel@gmail.com>
Date: Tue, 24 Feb 2015 02:32:49 -0500
Subject: libinput: refactor & add optional dependencies

---
 pkgs/development/libraries/libinput/default.nix | 41 ++++++++++++++++++++-----
 pkgs/top-level/all-packages.nix                 |  4 ++-
 2 files changed, 36 insertions(+), 9 deletions(-)

(limited to 'pkgs')

diff --git a/pkgs/development/libraries/libinput/default.nix b/pkgs/development/libraries/libinput/default.nix
index 52b88244fd9a..c604cd7a35fd 100644
--- a/pkgs/development/libraries/libinput/default.nix
+++ b/pkgs/development/libraries/libinput/default.nix
@@ -1,5 +1,19 @@
-{ stdenv, fetchurl, pkgconfig, mtdev, udev, libevdev }:
+{ stdenv, fetchurl, pkgconfig
+, libevdev, mtdev, udev
+, documentationSupport ? true, doxygen ? null, graphviz ? null # Documentation
+, eventGUISupport ? false, cairo ? null, glib ? null, gtk3 ? null # GUI event viewer support
+, testsSupport ? false, check ? null, valgrind ? null
+}:
 
+assert documentationSupport -> doxygen != null && graphviz != null;
+assert eventGUISupport -> cairo != null && glib != null && gtk3 != null;
+assert testsSupport -> check != null && valgrind != null;
+
+let
+  mkFlag = optSet: flag: if optSet then "--enable-${flag}" else "--disable-${flag}";
+in
+
+with stdenv.lib;
 stdenv.mkDerivation rec {
   name = "libinput-0.10.0";
 
@@ -8,13 +22,24 @@ stdenv.mkDerivation rec {
     sha256 = "0h8lbhhxb5020bhdblxp1pkapy4bchjj3l44fxabz9pi1zw03q2c";
   };
 
-  buildInputs = [ pkgconfig mtdev udev libevdev ];
+  configureFlags = [
+    (mkFlag documentationSupport "documentation")
+    (mkFlag eventGUISupport "event-gui")
+    (mkFlag testsSupport "tests")
+  ];
+
+  nativeBuildInputs = [ pkgconfig ];
+
+  buildInputs = [ libevdev mtdev udev ]
+    ++ optionals eventGUISupport [ cairo glib gtk3 ]
+    ++ optionals documentationSupport [ doxygen graphviz ]
+    ++ optionals testsSupport [ check valgrind ];
 
-  meta = with stdenv.lib; {
-    homepage = http://www.freedesktop.org/wiki/Software/libinput;
-    description = "handles input devices in Wayland compositors and to provide a generic X.Org input driver";
-    platforms = platforms.unix;
-    license = licenses.mit;
-    maintainers = with maintainers; [ wkennington ];
+  meta = {
+    description = "Handles input devices in Wayland compositors and provides a generic X.Org input driver";
+    homepage    = http://www.freedesktop.org/wiki/Software/libinput;
+    license     = licenses.mit;
+    platforms   = platforms.unix;
+    maintainers = with maintainers; [ codyopel wkennington ];
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index d0bdc43d78e6..3e598be938bc 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -6352,7 +6352,9 @@ let
     inherit (gnome) gtkdoc;
   };
 
-  libinput = callPackage ../development/libraries/libinput { };
+  libinput = callPackage ../development/libraries/libinput {
+    graphviz = graphviz-nox;
+  };
 
   libiptcdata = callPackage ../development/libraries/libiptcdata { };
 
-- 
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