From 75c771c0edc2fba327e8a8936b3b97525ed301ed Mon Sep 17 00:00:00 2001
From: Sohalt <sohalt@sohalt.net>
Date: Fri, 12 Nov 2021 04:34:28 +0100
Subject: [PATCH] snapcast: add pulseaudio support (#144674)

---
 pkgs/applications/audio/snapcast/default.nix | 5 ++++-
 pkgs/top-level/all-packages.nix              | 4 +++-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/audio/snapcast/default.nix b/pkgs/applications/audio/snapcast/default.nix
index 0299f66191ed..d2b6ba07d2eb 100644
--- a/pkgs/applications/audio/snapcast/default.nix
+++ b/pkgs/applications/audio/snapcast/default.nix
@@ -1,7 +1,10 @@
 { stdenv, lib, fetchFromGitHub, cmake, pkg-config
 , alsa-lib, asio, avahi, boost17x, flac, libogg, libvorbis, soxr
+, pulseaudioSupport ? false, libpulseaudio
 , nixosTests }:
 
+assert pulseaudioSupport -> libpulseaudio != null;
+
 let
 
   dependency = { name, version, sha256 }:
@@ -50,7 +53,7 @@ stdenv.mkDerivation rec {
     boost17x
     alsa-lib asio avahi flac libogg libvorbis
     aixlog popl soxr
-  ];
+  ] ++ lib.optional pulseaudioSupport libpulseaudio;
 
   # Upstream systemd unit files are pretty awful, so we provide our own in a
   # NixOS module. It might make sense to get that upstreamed...
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 07a421260dad..cb0e09feecdb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -9471,7 +9471,9 @@ with pkgs;
 
   snallygaster = callPackage ../tools/security/snallygaster { };
 
-  snapcast = callPackage ../applications/audio/snapcast { };
+  snapcast = callPackage ../applications/audio/snapcast {
+    pulseaudioSupport = config.pulseaudio or stdenv.isLinux;
+  };
 
   snapdragon-profiler = callPackage ../tools/graphics/snapdragon-profiler { };