mpd: fix build on darwin

pkgs/development/compilers/nasm/default.nix

@@ -11,6 +11,6 @@ stdenv.mkDerivation rec {
   meta = {
     homepage = http://www.nasm.us/;
     description = "An 80x86 and x86-64 assembler designed for portability and modularity";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
   };
 }

pkgs/development/compilers/yasm/default.nix

@@ -12,6 +12,6 @@ stdenv.mkDerivation rec {
     homepage = http://www.tortall.net/projects/yasm/;
     description = "Complete rewrite of the NASM assembler";
     license = "BSD";
-    platforms = stdenv.lib.platforms.linux;
+    platforms = stdenv.lib.platforms.unix;
   };
 }

pkgs/development/libraries/ffmpeg/2.x.nix

@@ -42,7 +42,7 @@ stdenv.mkDerivation rec {
     "--enable-avresample"
     "--enable-runtime-cpudetect"
   ]
-    ++ stdenv.lib.optional subtitleSupport "--enable-libass"
+    ++ stdenv.lib.optional (!stdenv.isDarwin && subtitleSupport) "--enable-libass"
     ++ stdenv.lib.optional mp3Support "--enable-libmp3lame"
     ++ stdenv.lib.optional speexSupport "--enable-libspeex"
     ++ stdenv.lib.optional theoraSupport "--enable-libtheora"
@@ -55,13 +55,12 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional faacSupport "--enable-libfaac --enable-nonfree"
     ++ stdenv.lib.optional dc1394Support "--enable-libdc1394"
     ++ stdenv.lib.optional x11grabSupport "--enable-x11grab"
-    ++ stdenv.lib.optional playSupport "--enable-ffplay"
+    ++ stdenv.lib.optional (!stdenv.isDarwin && playSupport) "--enable-ffplay"
     ++ stdenv.lib.optional freetypeSupport "--enable-libfreetype --enable-fontconfig"
     ++ stdenv.lib.optional fdkAACSupport "--enable-libfdk_aac --enable-nonfree"
     ++ stdenv.lib.optional gnutlsSupport "--enable-gnutls";
 
-  buildInputs = [ pkgconfig lame yasm zlib bzip2 alsaLib texinfo perl ]
-    ++ stdenv.lib.optional subtitleSupport libass
+  buildInputs = [ pkgconfig lame yasm zlib bzip2 texinfo perl ]
     ++ stdenv.lib.optional mp3Support lame
     ++ stdenv.lib.optional speexSupport speex
     ++ stdenv.lib.optional theoraSupport libtheora
@@ -75,10 +74,12 @@ stdenv.mkDerivation rec {
     ++ stdenv.lib.optional faacSupport faac
     ++ stdenv.lib.optional dc1394Support libdc1394
     ++ stdenv.lib.optionals x11grabSupport [ libXext libXfixes ]
-    ++ stdenv.lib.optional playSupport SDL
+    ++ stdenv.lib.optional (!stdenv.isDarwin && playSupport) SDL
     ++ stdenv.lib.optionals freetypeSupport [ freetype fontconfig ]
     ++ stdenv.lib.optional fdkAACSupport fdk_aac
-    ++ stdenv.lib.optional gnutlsSupport gnutls;
+    ++ stdenv.lib.optional gnutlsSupport gnutls
+    ++ stdenv.lib.optional (!stdenv.isDarwin && subtitleSupport) libass
+    ++ stdenv.lib.optional (!stdenv.isDarwin) alsaLib;
 
   enableParallelBuilding = true;
 

pkgs/servers/mpd/clientlib.nix

@@ -20,7 +20,7 @@ stdenv.mkDerivation rec {
     description = "Client library for MPD (music player daemon)";
     homepage = http://mpd.wikia.com/wiki/Music_Player_Daemon_Wiki;
     license = "GPLv2";
-    platforms = with stdenv.lib.platforms; linux;
+    platforms = with stdenv.lib.platforms; unix;
     maintainers = [ stdenv.lib.maintainers.mornfall ];
   };
 }

pkgs/servers/mpd/default.nix

@@ -80,6 +80,7 @@ in stdenv.mkDerivation rec {
       (mkFlag mmsSupport "mms")
       (mkFlag mpg123Support "mpg123")
       (mkFlag aacSupport "aac")
+      (mkFlag stdenv.isDarwin "osx")
       "--enable-debugging" ]
     ++ opt stdenv.isLinux
       "--with-systemdsystemunitdir=$(out)/etc/systemd/system";

pkgs/top-level/all-packages.nix

@@ -6606,12 +6606,7 @@ let
 
   mod_wsgi = callPackage ../servers/http/apache-modules/mod_wsgi { };
 
-  mpd = callPackage ../servers/mpd {
-    # resolve the "stray '@' in program" errors
-    stdenv = if stdenv.isDarwin
-      then overrideGCC stdenv gccApple
-      else stdenv;
-  };
+  mpd = callPackage ../servers/mpd { };
 
   mpd_clientlib = callPackage ../servers/mpd/clientlib.nix { };