From 11861b7c97af2c64761e68763dd3d13a1508fd4e Mon Sep 17 00:00:00 2001
From: Lukas Werling <lukas.werling@gmail.com>
Date: Tue, 8 Aug 2017 22:43:54 +0200
Subject: [PATCH] pcmanfm: build with gtk3

---
 pkgs/applications/misc/pcmanfm/default.nix   | 12 ++++++++++--
 pkgs/development/libraries/libfm/default.nix | 13 +++++++++----
 2 files changed, 19 insertions(+), 6 deletions(-)

diff --git a/pkgs/applications/misc/pcmanfm/default.nix b/pkgs/applications/misc/pcmanfm/default.nix
index 137d68d81711..8251c07206d4 100644
--- a/pkgs/applications/misc/pcmanfm/default.nix
+++ b/pkgs/applications/misc/pcmanfm/default.nix
@@ -1,5 +1,11 @@
-{ stdenv, fetchurl, glib, gtk2, intltool, libfm, libX11, pango, pkgconfig }:
+{ stdenv, fetchurl, glib, intltool, libfm, libX11, pango, pkgconfig
+, withGtk3 ? true, gtk2, gtk3 }:
 
+let
+  libfm' = libfm.override { inherit withGtk3; };
+  gtk = if withGtk3 then gtk3 else gtk2;
+  inherit (stdenv.lib) optional;
+in
 stdenv.mkDerivation rec {
   name = "pcmanfm-1.2.5";
   src = fetchurl {
@@ -7,7 +13,9 @@ stdenv.mkDerivation rec {
     sha256 = "0rxdh0dfzc84l85c54blq42gczygq8adhr3l9hqzy1dp530cm1hc";
   };
 
-  buildInputs = [ glib gtk2 intltool libfm libX11 pango pkgconfig ];
+  buildInputs = [ glib gtk intltool libfm' libX11 pango pkgconfig ];
+
+  configureFlags = optional withGtk3 "--with-gtk=3";
 
   meta = with stdenv.lib; {
     homepage = http://blog.lxde.org/?cat=28/;
diff --git a/pkgs/development/libraries/libfm/default.nix b/pkgs/development/libraries/libfm/default.nix
index c32866a0d26a..d42425c8e185 100644
--- a/pkgs/development/libraries/libfm/default.nix
+++ b/pkgs/development/libraries/libfm/default.nix
@@ -1,6 +1,8 @@
-{ stdenv, fetchurl, glib, gtk2, intltool, menu-cache, pango, pkgconfig, vala_0_34
-, extraOnly ? false }:
+{ stdenv, fetchurl, glib, intltool, menu-cache, pango, pkgconfig, vala_0_34
+, extraOnly ? false
+, withGtk3 ? false, gtk2, gtk3 }:
 let
+    gtk = if withGtk3 then gtk3 else gtk2;
     inherit (stdenv.lib) optional;
 in
 stdenv.mkDerivation rec {
@@ -14,10 +16,13 @@ stdenv.mkDerivation rec {
     sha256 = "0nlvfwh09gbq8bkbvwnw6iqr918rrs9gc9ljb9pjspyg408bn1n7";
   };
 
-  buildInputs = [ glib gtk2 intltool pango pkgconfig vala_0_34 ]
+  buildInputs = [ glib gtk intltool pango pkgconfig vala_0_34 ]
                 ++ optional (!extraOnly) menu-cache;
 
-  configureFlags = optional extraOnly "--with-extra-only";
+  configureFlags = [ (optional extraOnly "--with-extra-only")
+                     (optional withGtk3 "--with-gtk=3") ];
+
+  enableParallelBuilding = true;
 
   meta = with stdenv.lib; {
     homepage = http://blog.lxde.org/?cat=28/;