bochs: unbreak on darwin

pkgs/applications/emulators/bochs/default.nix

@@ -1,21 +1,26 @@
 { lib
 , stdenv
 , fetchurl
-, SDL2
-, curl
 , docbook_xml_dtd_45
 , docbook_xsl
-, gtk2
+, libtool
+, pkg-config
+, curl
+, readline
+, wget
+, libobjc
+, enableX11 ? !stdenv.isDarwin
 , libGL
 , libGLU
 , libX11
 , libXpm
-, libtool
+, enableSdl2 ? true
+, SDL2
+, enableTerm ? true
 , ncurses
-, pkg-config
-, readline
-, wget
+, enableWx ? !stdenv.isDarwin
 , wxGTK
+, gtk3
 }:
 
 stdenv.mkDerivation (finalAttrs: {
@@ -35,23 +40,26 @@ stdenv.mkDerivation (finalAttrs: {
   ];
 
   buildInputs = [
-    SDL2
     curl
-    gtk2
+    readline
+    wget
+  ] ++ lib.optionals stdenv.isDarwin [
+    libobjc
+  ] ++ lib.optionals enableX11 [
     libGL
     libGLU
     libX11
     libXpm
+  ] ++ lib.optionals enableSdl2 [
+    SDL2
+  ] ++ lib.optionals enableTerm [
     ncurses
-    readline
-    wget
+  ] ++ lib.optionals enableWx [
     wxGTK
+    gtk3
   ];
 
   configureFlags = [
-    "--with-x=yes"
-    "--with-x11=yes"
-
     "--with-rfb=no"
     "--with-vncsrv=no"
     "--with-nogui"
@@ -84,8 +92,6 @@ stdenv.mkDerivation (finalAttrs: {
     "--enable-cpu-level=6" # from 3 to 6
     "--enable-debugger" #conflicts with gdb-stub option
     "--enable-debugger-gui"
-    "--enable-e1000"
-    "--enable-es1370"
     "--enable-evex"
     "--enable-fpu"
     "--enable-gdb-stub=no" # conflicts with debugger option
@@ -94,12 +100,8 @@ stdenv.mkDerivation (finalAttrs: {
     "--enable-iodebug"
     "--enable-large-ramfile"
     "--enable-largefile"
-    "--enable-ne2000"
     "--enable-pci"
-    "--enable-plugins=yes"
-    "--enable-pnic"
     "--enable-repeat-speedups"
-    "--enable-sb16"
     "--enable-show-ips"
     "--enable-smp"
     "--enable-vmx=2"
@@ -112,11 +114,23 @@ stdenv.mkDerivation (finalAttrs: {
     "--enable-voodoo"
     "--enable-x86-64"
     "--enable-x86-debugger"
-  ]
-  # Boolean flags
-  ++ lib.optionals (SDL2 != null) [ "--with-sdl2" ]
-  ++ lib.optionals (ncurses != null) [ "--with-term" ]
-  ++ lib.optionals (gtk2 != null && wxGTK != null) [ "--with-wx" ];
+  ] ++ lib.optionals (!stdenv.isDarwin) [
+    "--enable-e1000"
+    "--enable-es1370"
+    "--enable-ne2000"
+    "--enable-plugins"
+    "--enable-pnic"
+    "--enable-sb16"
+  ] ++ lib.optionals enableX11 [
+    "--with-x"
+    "--with-x11"
+  ] ++ lib.optionals enableSdl2 [
+    "--with-sdl2"
+  ] ++ lib.optionals enableTerm [
+    "--with-term"
+  ] ++ lib.optionals enableWx [
+    "--with-wx"
+  ];
 
   enableParallelBuilding = true;
 
@@ -131,7 +145,6 @@ stdenv.mkDerivation (finalAttrs: {
     license = licenses.lgpl2Plus;
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.unix;
-    broken = stdenv.isDarwin;
   };
 })
 # TODO: a better way to organize the options

pkgs/top-level/all-packages.nix

@@ -1489,7 +1489,8 @@ with pkgs;
   basiliskii = callPackage ../applications/emulators/basiliskii { };
 
   bochs = callPackage ../applications/emulators/bochs {
-    wxGTK = wxGTK30;
+    inherit (darwin) libobjc;
+    wxGTK = wxGTK32;
   };
 
   box64 = callPackage ../applications/emulators/box64 { };