From f544c46984b35e0120b2bee731d146278d340b17 Mon Sep 17 00:00:00 2001
From: Zane van Iperen <zane@zanevaniperen.com>
Date: Mon, 25 Dec 2023 03:58:50 +1000
Subject: [PATCH] libcec: enable the "Linux CEC Framework".

As per documentation [1].

[1]: https://github.com/Pulse-Eight/libcec/blob/master/docs/README.linux.md?plain=1#L57
---
 pkgs/development/libraries/libcec/default.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/pkgs/development/libraries/libcec/default.nix b/pkgs/development/libraries/libcec/default.nix
index 1d6fd44acb69..90ffcb01cf91 100644
--- a/pkgs/development/libraries/libcec/default.nix
+++ b/pkgs/development/libraries/libcec/default.nix
@@ -29,7 +29,11 @@ stdenv.mkDerivation rec {
   buildInputs = [ udev libcec_platform ] ++
     lib.optional withLibraspberrypi libraspberrypi;
 
-  cmakeFlags = [ "-DBUILD_SHARED_LIBS=1" ];
+  cmakeFlags = [
+    "-DBUILD_SHARED_LIBS=1"
+  ] ++ lib.optionals stdenv.isLinux [
+    "-DHAVE_LINUX_API=1"
+  ];
 
   meta = with lib; {
     description = "Allows you (with the right hardware) to control your device with your TV remote control using existing HDMI cabling";