mpg123: Refactor

* Adds support for more audio APIs
* Explicitly requires APIs for sane order of preference
* Enables parallel building

pkgs/applications/audio/mpg123/default.nix

@@ -1,10 +1,18 @@
-{ lib, stdenv
+{ lib
+, stdenv
 , fetchurl
 , makeWrapper
+, pkg-config
+, perl
+, withAlsa ? stdenv.hostPlatform.isLinux
 , alsa-lib
+, withPulse ? stdenv.hostPlatform.isLinux
+, libpulseaudio
+, withCoreAudio ? stdenv.hostPlatform.isDarwin
 , AudioUnit
 , AudioToolbox
-, perl
+, withJack ? stdenv.hostPlatform.isUnix
+, jack
 , withConplay ? !stdenv.hostPlatform.isWindows
 }:
 
@@ -19,15 +27,26 @@ stdenv.mkDerivation rec {
 
   outputs = [ "out" ] ++ lib.optionals withConplay [ "conplay" ];
 
-  nativeBuildInputs = lib.optionals withConplay [ makeWrapper ];
+  nativeBuildInputs = lib.optionals withConplay [ makeWrapper ]
+    ++ lib.optionals (withPulse || withJack) [ pkg-config ];
 
   buildInputs = lib.optionals withConplay [ perl ]
-    ++ lib.optionals (stdenv.hostPlatform.isLinux) [ alsa-lib ]
-    ++ lib.optionals (stdenv.hostPlatform.isDarwin) [ AudioUnit AudioToolbox ];
+    ++ lib.optionals withAlsa [ alsa-lib ]
+    ++ lib.optionals withPulse [ libpulseaudio ]
+    ++ lib.optionals withCoreAudio [ AudioUnit AudioToolbox ]
+    ++ lib.optionals withJack [ jack ];
 
-  configureFlags = lib.optional
-    (stdenv.hostPlatform ? mpg123)
-    "--with-cpu=${stdenv.hostPlatform.mpg123.cpu}";
+  configureFlags = [
+    "--with-audio=${lib.strings.concatStringsSep "," (
+      lib.optional withJack "jack"
+      ++ lib.optional withPulse "pulse"
+      ++ lib.optional withAlsa "alsa"
+      ++ lib.optional withCoreAudio "coreaudio"
+      ++ [ "dummy" ]
+    )}"
+  ] ++ lib.optional (stdenv.hostPlatform ? mpg123) "--with-cpu=${stdenv.hostPlatform.mpg123.cpu}";
+
+  enableParallelBuilding = true;
 
   postInstall = lib.optionalString withConplay ''
     mkdir -p $conplay/bin

pkgs/top-level/all-packages.nix

@@ -26075,6 +26075,7 @@ with pkgs;
 
   mpg123 = callPackage ../applications/audio/mpg123 {
     inherit (darwin.apple_sdk.frameworks) AudioUnit AudioToolbox;
+    jack = libjack2;
   };
 
   mpg321 = callPackage ../applications/audio/mpg321 { };