cubeb: make derivation customizable

Signed-off-by: Marcin Serwin <marcin@serwin.dev>

pkgs/by-name/cu/cubeb/package.nix

@@ -10,6 +10,11 @@
   sndio,
   speexdsp,
   lazyLoad ? !stdenv.hostPlatform.isDarwin,
+  alsaSupport ? !stdenv.hostPlatform.isDarwin,
+  pulseSupport ? !stdenv.hostPlatform.isDarwin,
+  jackSupport ? !stdenv.hostPlatform.isDarwin,
+  sndioSupport ? !stdenv.hostPlatform.isDarwin,
+  buildSharedLibs ? true,
 }:
 
 assert lib.assertMsg (
@@ -17,12 +22,11 @@ assert lib.assertMsg (
 ) "cubeb: lazyLoad is inert on Darwin";
 
 let
-  backendLibs = [
-    alsa-lib
-    jack2
-    libpulseaudio
-    sndio
-  ];
+  backendLibs =
+    lib.optional alsaSupport alsa-lib
+    ++ lib.optional jackSupport jack2
+    ++ lib.optional pulseSupport libpulseaudio
+    ++ lib.optional sndioSupport sndio;
 
 in
 stdenv.mkDerivation {
@@ -44,7 +48,7 @@ stdenv.mkDerivation {
   buildInputs = [ speexdsp ] ++ lib.optionals (!stdenv.hostPlatform.isDarwin) backendLibs;
 
   cmakeFlags = [
-    "-DBUILD_SHARED_LIBS=ON"
+    (lib.cmakeBool "BUILD_SHARED_LIBS" buildSharedLibs)
     "-DBUILD_TESTS=OFF" # tests require an audio server
     "-DBUNDLE_SPEEX=OFF"
     "-DUSE_SANITIZERS=OFF"