From 53bea3717f1f1fd7ab49cc2e4b7913b6c9e85989 Mon Sep 17 00:00:00 2001
From: worldofpeace <worldofpeace@protonmail.ch>
Date: Mon, 30 Mar 2020 02:37:16 -0400
Subject: [PATCH] pantheon.elementary-session-settings: add g-s-d version
 mappings

Needed to have a correct pantheon.session gnome-session file.
---
 .../elementary-session-settings/default.nix     | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/pkgs/desktops/pantheon/desktop/elementary-session-settings/default.nix b/pkgs/desktops/pantheon/desktop/elementary-session-settings/default.nix
index ffe1ea4714d..c22444422be 100644
--- a/pkgs/desktops/pantheon/desktop/elementary-session-settings/default.nix
+++ b/pkgs/desktops/pantheon/desktop/elementary-session-settings/default.nix
@@ -1,5 +1,6 @@
 { stdenv
 , fetchFromGitHub
+, fetchpatch
 , substituteAll
 , writeScript
 , pantheon
@@ -15,7 +16,7 @@
 , writeText
 , meson
 , ninja
-, git
+, pkg-config
 }:
 
 let
@@ -80,9 +81,23 @@ stdenv.mkDerivation rec {
     sha256 = "0n1m41aapr58rb1ffvfkjq6c6w3f0ynjzzhja50s4di98p4m7y0q";
   };
 
+  patches = [
+    # Map Pantheon required components by g-s-d versions
+    # https://github.com/elementary/session-settings/pull/23
+    (fetchpatch {
+      url = "https://github.com/elementary/session-settings/commit/39918f4ec64fa9ed5affa109d6a692b97ae4ff01.patch";
+      sha256 = "0v2kqcsibymnslnnw4v67yh098znsrhrcycgxkw8vymvwlinc502";
+    })
+  ];
+
   nativeBuildInputs = [
     meson
     ninja
+    pkg-config
+  ];
+
+  buildInputs = [
+    elementary-settings-daemon
   ];
 
   mesonFlags = [