Merge commit '84d74ae9c9cbed73274b8e4e00be14688ffc93fe'

23 files changed, 1388 insertions, 48 deletions

diff --git a/nixpkgs/pkgs/misc/emulators/ccemux/default.nix b/nixpkgs/pkgs/misc/emulators/ccemux/default.nix
index fc5d4c813882..2313a63dc698 100644
--- a/nixpkgs/pkgs/misc/emulators/ccemux/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/ccemux/default.nix
@@ -29,7 +29,7 @@ let
     comment = "A modular ComputerCraft emulator";
     desktopName = "CCEmuX";
     genericName = "ComputerCraft Emulator";
-    categories = "Application;Emulator;";
+    categories = "Emulator;";
   };
 in
 
diff --git a/nixpkgs/pkgs/misc/emulators/dosbox/default.nix b/nixpkgs/pkgs/misc/emulators/dosbox/default.nix
index b70f0e058c07..160c8733ff5c 100644
--- a/nixpkgs/pkgs/misc/emulators/dosbox/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/dosbox/default.nix
@@ -23,7 +23,7 @@ stdenv.mkDerivation rec {
     comment = "x86 emulator with internal DOS";
     desktopName = "DOSBox";
     genericName = "DOS emulator";
-    categories = "Application;Emulator;";
+    categories = "Emulator;";
   };
 
   postInstall = ''
diff --git a/nixpkgs/pkgs/misc/emulators/emu2/default.nix b/nixpkgs/pkgs/misc/emulators/emu2/default.nix
new file mode 100644
index 000000000000..fb13b602b6a6
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/emu2/default.nix
@@ -0,0 +1,23 @@
+{ stdenv, fetchFromGitHub }:
+
+stdenv.mkDerivation rec {
+  pname = "emu2";
+  version = "unstable-2020-06-04";
+
+  src = fetchFromGitHub {
+    owner  = "dmsc";
+    repo   = "emu2";
+    rev    = "f9599d347aab07d9281400ec8b214aabd187fbcd";
+    sha256 = "0d8fb3wp477kfi0p4mmr69lxsbgb4gl9pqmm68g9ixzrfch837v4";
+  };
+
+  makeFlags = [ "PREFIX=$(out)" ];
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/dmsc/emu2/";
+    description = "A simple text-mode x86 + DOS emulator";
+    platforms = platforms.linux;
+    maintainers = with maintainers; [ dramaturg ];
+    license = licenses.gpl2;
+  };
+}
diff --git a/nixpkgs/pkgs/misc/emulators/gxemul/default.nix b/nixpkgs/pkgs/misc/emulators/gxemul/default.nix
index e742fde90ac9..8671056d14eb 100644
--- a/nixpkgs/pkgs/misc/emulators/gxemul/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/gxemul/default.nix
@@ -2,26 +2,24 @@
 
 stdenv.mkDerivation rec {
   pname = "gxemul";
-  version = "0.6.0.1";
+  version = "0.6.2";
 
   src = fetchurl {
-    url = "http://gxemul.sourceforge.net/src/${pname}-${version}.tar.gz";
-    sha256 = "1afd9l0igyv7qgc0pn3rkdgrl5d0ywlyib0qhg4li23zilyq5407";
+    url = "http://gavare.se/gxemul/src/gxemul-${version}.tar.gz";
+    sha256 = "0iqmazfn7ss5n27m1a9n9nps3vzhag1phzb7qw0wgczycmwsq0x7";
   };
 
   configurePhase = "./configure";
 
   installPhase = ''
-    mkdir -p $out/bin;
-    mkdir -p $out/share/${pname}-${version};
-    cp gxemul $out/bin;
-    cp -r doc $out/share/${pname}-${version};
-    cp -r demos $out/share/${pname}-${version};
-    cp -r ./man $out/;
+    mkdir -p {$out/bin,$out/share/${pname}-${version}}
+    cp -r {doc,demos} $out/share/${pname}-${version}
+    cp gxemul $out/bin
+    cp -r ./man $out
   '';
 
-  meta = {
-    license = stdenv.lib.licenses.bsd3;
+  meta = with stdenv.lib; {
+    homepage = "http://gavare.se/gxemul/";
     description = "Gavare's experimental emulator";
     longDescription = ''
       GXemul is a framework for full-system computer architecture
@@ -32,6 +30,6 @@ stdenv.mkDerivation rec {
       and serial controllers. The emulation is working well enough to
       allow several unmodified "guest" operating systems to run.
     '';
-    homepage = "http://gxemul.sourceforge.net/";
+    license = licenses.bsd3;
   };
 }
diff --git a/nixpkgs/pkgs/misc/emulators/mame/default.nix b/nixpkgs/pkgs/misc/emulators/mame/default.nix
index d72af71f6634..f83e26c28ce1 100644
--- a/nixpkgs/pkgs/misc/emulators/mame/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/mame/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, mkDerivation, fetchFromGitHub, makeDesktopItem, makeWrapper
+{ stdenv, mkDerivation, fetchFromGitHub, fetchpatch, makeDesktopItem, makeWrapper
 , python, pkgconfig, SDL2, SDL2_ttf, alsaLib, which, qtbase, libXinerama
 , libpcap, CoreAudioKit, ForceFeedback
 , installShellFiles }:
@@ -7,7 +7,7 @@ with stdenv;
 
 let
   majorVersion = "0";
-  minorVersion = "221";
+  minorVersion = "224";
 
   desktopItem = makeDesktopItem {
     name = "MAME";
@@ -26,7 +26,7 @@ in mkDerivation {
     owner = "mamedev";
     repo = "mame";
     rev = "mame${majorVersion}${minorVersion}";
-    sha256 = "1pqwa5qcrk0wgbyns6fkv7j3pn7byf216cixc3phhhgvfidgr8ww";
+    sha256 = "1z012fk7nlvxxixxcavmzc9443xli6i7xzz7fdf755g7v1cys7im";
   };
 
   hardeningDisable = [ "fortify" ];
@@ -51,7 +51,15 @@ in mkDerivation {
   # by default MAME assumes that paths with stock resources
   # are relative and that you run MAME changing to
   # install directory, so we add absolute paths here
-  patches = [ ./emuopts.patch ];
+  patches = [
+    ./emuopts.patch
+    # Make the parallel build reliable -- see https://github.com/mamedev/mame/pull/7279
+    (fetchpatch {
+      name = "fix-mame-parallel-build.patch";
+      url = "https://github.com/mamedev/mame/commit/13a54fd4e8b8b1a4aad77671562b2d9ef3d82e1f.patch";
+      sha256 = "1p4bszir9hcdjx6am58p48zh17rhjzlhx2baiacas7fnig61i02n";
+    })
+  ];
 
   postPatch = ''
     substituteInPlace src/emu/emuopts.cpp \
diff --git a/nixpkgs/pkgs/misc/emulators/mgba/default.nix b/nixpkgs/pkgs/misc/emulators/mgba/default.nix
index 872fdc713836..73845581b1bf 100644
--- a/nixpkgs/pkgs/misc/emulators/mgba/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/mgba/default.nix
@@ -15,13 +15,13 @@ let
   };
 in stdenv.mkDerivation rec {
   pname = "mgba";
-  version = "0.8.1";
+  version = "0.8.3";
 
   src = fetchFromGitHub {
     owner = "mgba-emu";
     repo = "mgba";
     rev = version;
-    sha256 = "1if82mfaak3696w5d5yshynpzywrxgvg3ifdfi2rwlpvq1gpd429";
+    sha256 = "0rwlfjdr0rzbq4kaplvwsgyb8xq6nrzxss2c8xrgw9hqw3ymx4s3";
   };
 
   enableParallelBuilding = true;
diff --git a/nixpkgs/pkgs/misc/emulators/openmsx/custom-nixos.mk b/nixpkgs/pkgs/misc/emulators/openmsx/custom-nix.mk
index 9098762e40d5..9098762e40d5 100644
--- a/nixpkgs/pkgs/misc/emulators/openmsx/custom-nixos.mk
+++ b/nixpkgs/pkgs/misc/emulators/openmsx/custom-nix.mk
diff --git a/nixpkgs/pkgs/misc/emulators/openmsx/default.nix b/nixpkgs/pkgs/misc/emulators/openmsx/default.nix
index 68b464f4d358..dc533c4f17ce 100644
--- a/nixpkgs/pkgs/misc/emulators/openmsx/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/openmsx/default.nix
@@ -2,21 +2,19 @@
 , python
 , alsaLib, glew, libGL, libpng
 , libogg, libtheora, libvorbis
-, SDL, SDL_image, SDL_ttf
+, SDL2, SDL2_image, SDL2_ttf
 , freetype, tcl, zlib
 }:
 
-with stdenv.lib;
 stdenv.mkDerivation rec {
-
   pname = "openmsx";
-  version = "0.15.0";
+  version = "16.0";
 
   src = fetchFromGitHub {
     owner = "openMSX";
     repo = "openMSX";
-    rev = "RELEASE_0_15_0";
-    sha256 = "1lv5kdw0812mkf7k20z2djzk0pbs792xq2mibbnz9rfjf02whi7l";
+    rev = "RELEASE_${builtins.replaceStrings ["."] ["_"] version}";
+    sha256 = "04sphn9ph378r0qv881riv90cgz58650jcqcwmi1mv6gbcb3img5";
     fetchSubmodules = true;
   };
 
@@ -24,10 +22,10 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ alsaLib glew libGL libpng
     libogg libtheora libvorbis freetype
-    SDL SDL_image SDL_ttf tcl zlib ];
+    SDL2 SDL2_image SDL2_ttf tcl zlib ];
 
   postPatch = ''
-    cp ${./custom-nixos.mk} build/custom.mk
+    cp ${./custom-nix.mk} build/custom.mk
   '';
 
   dontAddPrefix = true;
@@ -36,8 +34,8 @@ stdenv.mkDerivation rec {
   # for providing support to Nixpkgs :)
   TCL_CONFIG="${tcl}/lib/";
 
-  meta = {
-    description = "A MSX emulator";
+  meta = with stdenv.lib;{
+    description = "The MSX emulator that aims for perfection";
     longDescription = ''
       OpenMSX is an emulator for the MSX home computer system. Its goal is
       to emulate all aspects of the MSX with 100% accuracy.
@@ -45,5 +43,6 @@ stdenv.mkDerivation rec {
     homepage = "https://openmsx.org";
     maintainers = with maintainers; [ AndersonTorres ];
     platforms = platforms.unix;
+    license = with licenses; [ bsd2 boost gpl2 ];
   };
 }
diff --git a/nixpkgs/pkgs/misc/emulators/pcsx2/default.nix b/nixpkgs/pkgs/misc/emulators/pcsx2/default.nix
index 3faba2ee467c..af2cca5494e1 100644
--- a/nixpkgs/pkgs/misc/emulators/pcsx2/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/pcsx2/default.nix
@@ -5,13 +5,13 @@
 
 stdenv.mkDerivation rec {
   pname = "pcsx2";
-  version = "1.6.0-rc";
+  version = "1.6.0";
 
   src = fetchFromGitHub {
     owner = "PCSX2";
     repo = "pcsx2";
     rev = "v${version}";
-    sha256 = "1mdv1dgwawb4k6bs1jh6j2jaaxg168fbssm1lwnlk5di0gz31h23";
+    sha256 = "0528kh3275285lvfsykycdhc35c1z8pmccl2s7dfi3va2cp4x8wa";
   };
 
   postPatch = "sed '1i#include \"x86intrin.h\"' -i common/src/x86emitter/cpudetect.cpp";
diff --git a/nixpkgs/pkgs/misc/emulators/resim/default.nix b/nixpkgs/pkgs/misc/emulators/resim/default.nix
index 81acdf81f2ec..ba7ac6212576 100644
--- a/nixpkgs/pkgs/misc/emulators/resim/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/resim/default.nix
@@ -15,4 +15,6 @@ stdenv.mkDerivation {
     cp -v libresim/libarmsim.so $out/lib/libarmsim.so
     cp -v vc4emul/vc4emul $out/bin/vc4emul
   '';
+
+  meta.license = stdenv.lib.licenses.mit;
 }
diff --git a/nixpkgs/pkgs/misc/emulators/retroarch/default.nix b/nixpkgs/pkgs/misc/emulators/retroarch/default.nix
index a9950a14b4d9..bfc2c338769c 100644
--- a/nixpkgs/pkgs/misc/emulators/retroarch/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/retroarch/default.nix
@@ -43,9 +43,6 @@ stdenv.mkDerivation rec {
                                               libXdmcp libXext libXxf86vm mesa udev
                                               wayland libxkbcommon ];
 
-  # we use prefix-less pkg-config
-  PKG_CONF_PATH = "pkg-config";
-
   enableParallelBuilding = true;
 
   configureFlags = stdenv.lib.optionals stdenv.isLinux [ "--enable-kms" "--enable-egl" ];
diff --git a/nixpkgs/pkgs/misc/emulators/rpcs3/default.nix b/nixpkgs/pkgs/misc/emulators/rpcs3/default.nix
index 5e26624d6c7a..f71420674e5c 100644
--- a/nixpkgs/pkgs/misc/emulators/rpcs3/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/rpcs3/default.nix
@@ -1,5 +1,6 @@
 { mkDerivation, lib, fetchgit, cmake, pkgconfig, git
-, qtbase, qtquickcontrols, openal, glew, vulkan-loader, libpng, ffmpeg_3, libevdev, python3
+, qtbase, qtquickcontrols, openal, glew, vulkan-headers, vulkan-loader, libpng
+, ffmpeg, libevdev, python3
 , pulseaudioSupport ? true, libpulseaudio
 , waylandSupport ? true, wayland
 , alsaSupport ? true, alsaLib
@@ -15,7 +16,7 @@ mkDerivation {
 
   src = fetchgit {
     url = "https://github.com/RPCS3/rpcs3";
-    rev = "341fdf7eb14763fd06e2eab9a4b2b8f1adf9fdbd";
+    rev = "v${majorVersion}";
     sha256 = "1qx97zkkjl6bmv5rhfyjqynbz0v8h40b2wxqnl59g287wj0yk3y1";
   };
 
@@ -36,7 +37,8 @@ mkDerivation {
   nativeBuildInputs = [ cmake pkgconfig git ];
 
   buildInputs = [
-    qtbase qtquickcontrols openal glew vulkan-loader libpng ffmpeg_3 libevdev python3
+    qtbase qtquickcontrols openal glew vulkan-headers vulkan-loader libpng ffmpeg
+    libevdev python3
   ] ++ lib.optional pulseaudioSupport libpulseaudio
     ++ lib.optional alsaSupport alsaLib
     ++ lib.optional waylandSupport wayland;
diff --git a/nixpkgs/pkgs/misc/emulators/ryujinx/default.nix b/nixpkgs/pkgs/misc/emulators/ryujinx/default.nix
new file mode 100644
index 000000000000..d1fa03898231
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/ryujinx/default.nix
@@ -0,0 +1,106 @@
+{ stdenv, fetchFromGitHub, fetchurl, makeWrapper, makeDesktopItem, linkFarmFromDrvs
+, dotnet-sdk_3, dotnetPackages, dotnetCorePackages
+, SDL2, libX11, openal
+, gtk3, gobject-introspection, wrapGAppsHook
+}:
+
+let
+  runtimeDeps = [
+    SDL2
+    gtk3
+    libX11
+    openal
+  ];
+in stdenv.mkDerivation rec {
+  pname = "ryujinx";
+  version = "1.0.5346";
+
+  src = fetchFromGitHub {
+    owner = "Ryujinx";
+    repo = "Ryujinx";
+    rev = "2ce59c44bcb2d789f4d6312b26cf41f36915d73c";
+    sha256 = "0hk8jdacg8ryhh0mpnfjbzrrpy8gv87f4hp0hybyypglmaxz8grm";
+  };
+
+  nativeBuildInputs = [ dotnet-sdk_3 dotnetPackages.Nuget makeWrapper wrapGAppsHook gobject-introspection ];
+
+  nugetDeps = linkFarmFromDrvs "${pname}-nuget-deps" (import ./deps.nix {
+    fetchNuGet = { name, version, sha256 }: fetchurl {
+      name = "nuget-${name}-${version}.nupkg";
+      url = "https://www.nuget.org/api/v2/package/${name}/${version}";
+      inherit sha256;
+    };
+  });
+
+  patches = [ ./log.patch ]; # Without this, Ryujinx tries to write logs to the nix store. This patch makes it write to "~/.config/Ryujinx/Logs" on Linux.
+
+  configurePhase = ''
+    runHook preConfigure
+
+    export HOME=$(mktemp -d)
+    export DOTNET_CLI_TELEMETRY_OPTOUT=1
+    export DOTNET_SKIP_FIRST_TIME_EXPERIENCE=1
+
+    nuget sources Add -Name nixos -Source "$PWD/nixos"
+    nuget init "$nugetDeps" "$PWD/nixos"
+
+    # FIXME: https://github.com/NuGet/Home/issues/4413
+    mkdir -p $HOME/.nuget/NuGet
+    cp $HOME/.config/NuGet/NuGet.Config $HOME/.nuget/NuGet
+
+    dotnet restore --source "$PWD/nixos" Ryujinx.sln
+
+    runHook postConfigure
+  '';
+
+  buildPhase = ''
+    runHook preBuild
+    dotnet build Ryujinx.sln \
+      --no-restore \
+      --configuration Release \
+      -p:Version=${version}
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    dotnet publish Ryujinx.sln \
+      --no-build \
+      --configuration Release \
+      --no-self-contained \
+      --output $out/lib/ryujinx
+    shopt -s extglob
+
+    makeWrapper $out/lib/ryujinx/Ryujinx $out/bin/Ryujinx \
+      --set DOTNET_ROOT "${dotnetCorePackages.netcore_3_1}" \
+      --suffix LD_LIBRARY_PATH : "${stdenv.lib.makeLibraryPath runtimeDeps}" \
+      ''${gappsWrapperArgs[@]}
+
+    for i in 16 32 48 64 96 128 256 512 1024; do
+      install -D ${src}/Ryujinx/Ui/assets/Icon.png $out/share/icons/hicolor/''${i}x$i/apps/ryujinx.png
+    done
+    cp -r ${makeDesktopItem {
+      desktopName = "Ryujinx";
+      name = "ryujinx";
+      exec = "Ryujinx";
+      icon = "ryujinx";
+      comment = meta.description;
+      type = "Application";
+      categories = "Game;";
+    }}/share/applications $out/share
+
+    runHook postInstall
+  '';
+
+  # Strip breaks the executable.
+  dontStrip = true;
+
+  meta = with stdenv.lib; {
+    description = "Experimental Nintendo Switch Emulator written in C#";
+    homepage = "https://ryujinx.org/";
+    license = licenses.mit;
+    maintainers = [ maintainers.ivar ];
+    platforms = [ "x86_64-linux" ];
+  };
+}
diff --git a/nixpkgs/pkgs/misc/emulators/ryujinx/deps.nix b/nixpkgs/pkgs/misc/emulators/ryujinx/deps.nix
new file mode 100644
index 000000000000..94093e1e29c6
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/ryujinx/deps.nix
@@ -0,0 +1,1062 @@
+{ fetchNuGet }: [
+  (fetchNuGet {
+    name = "AtkSharp";
+    version = "3.22.25.56";
+    sha256 = "069fm4wplxb4s1i6mdj00b22zqpz6pg9miglcj8mkf1b4lnn09g0";
+  })
+  (fetchNuGet {
+    name = "CairoSharp";
+    version = "3.22.25.56";
+    sha256 = "0b7p4yj88wgayh464j3rkbc4js8z57wxy3mprgvx86i3rc2v5jd9";
+  })
+  (fetchNuGet {
+    name = "Concentus";
+    version = "1.1.7";
+    sha256 = "0y5z444wrbhlmsqpy2sxmajl1fbf74843lvgj3y6vz260dn2q0l0";
+  })
+  (fetchNuGet {
+    name = "DiscordRichPresence";
+    version = "1.0.150";
+    sha256 = "0qmbi4sccia3w80q8xfvj3bw62nvz047wq198n2b2aflkf47bq79";
+  })
+  (fetchNuGet {
+    name = "FFmpeg.AutoGen";
+    version = "4.3.0";
+    sha256 = "03lb3xzgwxik8nljq87pr1b9bsxbsl3a4kvy0kqkw9f57n29ihvk";
+  })
+  (fetchNuGet {
+    name = "GdkSharp";
+    version = "3.22.25.56";
+    sha256 = "0f708dwy6i9hghxs711scwkww28lvfjd6gykk7xv921vich5xvy6";
+  })
+  (fetchNuGet {
+    name = "GioSharp";
+    version = "3.22.25.56";
+    sha256 = "1i7x1bakv5sq27ppl6w79c1wbvnfhf1713plc9ixaznh1fclcnwr";
+  })
+  (fetchNuGet {
+    name = "GLibSharp";
+    version = "3.22.25.56";
+    sha256 = "12czfm0lgjcy9hgqsiycwfv124dq619svrnsi036246i5hycj37w";
+  })
+  (fetchNuGet {
+    name = "GLWidget";
+    version = "1.0.2";
+    sha256 = "0nb46jiscnsywwdfy7zhx1bw4jfmca3s6l8dhbi99gc4bvp8ar7p";
+  })
+  (fetchNuGet {
+    name = "GtkSharp";
+    version = "3.22.25.56";
+    sha256 = "18dbn834wimdmxmgsqd81hyvjyyzgbnayzvz9f714cgw4yjkjyqs";
+  })
+  (fetchNuGet {
+    name = "GtkSharp.Dependencies";
+    version = "1.1.0";
+    sha256 = "1g1rhcn38ww97638rds6l5bysra43hkhv47fy71fvq89623zgyxn";
+  })
+  (fetchNuGet {
+    name = "LibHac";
+    version = "0.12.0";
+    sha256 = "08r9b9cdcbz6339sw8r5dfy2a8iw53df0j3xq9rygkg02xspimld";
+  })
+  (fetchNuGet {
+    name = "Microsoft.AspNetCore.App.Runtime.linux-x64";
+    version = "3.1.8";
+    sha256 = "140zr3nwkmf6xc52gq4iz6ycyh95fxy0jpgn637pkd9z423z8135";
+  })
+  (fetchNuGet {
+    name = "Microsoft.AspNetCore.App.Runtime.osx-x64";
+    version = "3.1.8";
+    sha256 = "0dkib4r4v5wqxsi6zca6x3zin1x4lha53dqbgsaiah961h1yhpp4";
+  })
+  (fetchNuGet {
+    name = "Microsoft.AspNetCore.App.Runtime.win-x64";
+    version = "3.1.8";
+    sha256 = "05sv39b6sc8fhh3m8kwq0lp58n8mrv5ivxa60rfqk6v6i7gs8b0f";
+  })
+  (fetchNuGet {
+    name = "Microsoft.CodeCoverage";
+    version = "16.7.0";
+    sha256 = "10f6y1q8w61vc8ffqd7jsndwfskkfqbdzfqswyxnrr0qkkqx29v1";
+  })
+  (fetchNuGet {
+    name = "Microsoft.CSharp";
+    version = "4.0.1";
+    sha256 = "0zxc0apx1gcx361jlq8smc9pfdgmyjh6hpka8dypc9w23nlsh6yj";
+  })
+  (fetchNuGet {
+    name = "Microsoft.DotNet.InternalAbstractions";
+    version = "1.0.0";
+    sha256 = "0mp8ihqlb7fsa789frjzidrfjc1lrhk88qp3xm5qvr7vf4wy4z8x";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.App.Host.osx-x64";
+    version = "3.1.8";
+    sha256 = "1ip8pgra9z6ha3yc4xqkb85cl9kx2jbwhwzdi3dp8bkqbvlirvkb";
+  })
+  (fetchNuGet {
+    name = "Microsoft.NETCore.App.Host.win-x64";
+    version = "3.1.8";
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+    name = "System.Threading.Timer";
+    version = "4.0.1";
+    sha256 = "15n54f1f8nn3mjcjrlzdg6q3520571y012mx7v991x2fvp73lmg6";
+  })
+  (fetchNuGet {
+    name = "System.Xml.ReaderWriter";
+    version = "4.0.11";
+    sha256 = "0c6ky1jk5ada9m94wcadih98l6k1fvf6vi7vhn1msjixaha419l5";
+  })
+  (fetchNuGet {
+    name = "System.Xml.ReaderWriter";
+    version = "4.3.0";
+    sha256 = "0c47yllxifzmh8gq6rq6l36zzvw4kjvlszkqa9wq3fr59n0hl3s1";
+  })
+  (fetchNuGet {
+    name = "System.Xml.XDocument";
+    version = "4.0.11";
+    sha256 = "0n4lvpqzy9kc7qy1a4acwwd7b7pnvygv895az5640idl2y9zbz18";
+  })
+  (fetchNuGet {
+    name = "System.Xml.XmlDocument";
+    version = "4.3.0";
+    sha256 = "0bmz1l06dihx52jxjr22dyv5mxv6pj4852lx68grjm7bivhrbfwi";
+  })
+  (fetchNuGet {
+    name = "System.Xml.XPath";
+    version = "4.3.0";
+    sha256 = "1cv2m0p70774a0sd1zxc8fm8jk3i5zk2bla3riqvi8gsm0r4kpci";
+  })
+  (fetchNuGet {
+    name = "System.Xml.XPath.XmlDocument";
+    version = "4.3.0";
+    sha256 = "1h9lh7qkp0lff33z847sdfjj8yaz98ylbnkbxlnsbflhj9xyfqrm";
+  })
+]
diff --git a/nixpkgs/pkgs/misc/emulators/ryujinx/fetch-deps.sh b/nixpkgs/pkgs/misc/emulators/ryujinx/fetch-deps.sh
new file mode 100755
index 000000000000..ce9873a16929
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/ryujinx/fetch-deps.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl jq common-updater-scripts dotnet-sdk_3
+set -eo pipefail
+cd "$(dirname "${BASH_SOURCE[0]}")"
+
+deps_file="$(realpath "./deps.nix")"
+
+# Setup empty nuget package folder to force reinstall.
+mkdir ./nuget_tmp.packages
+cat >./nuget_tmp.config <<EOF
+<?xml version="1.0" encoding="utf-8"?>
+<configuration>
+  <packageSources>
+    <add key="nuget" value="https://api.nuget.org/v3/index.json" />
+  </packageSources>
+  <config>
+    <add key="globalPackagesFolder" value="$(realpath ./nuget_tmp.packages)" />
+  </config>
+</configuration>
+EOF
+
+dotnet restore Ryujinx.sln --configfile ./nuget_tmp.config
+
+echo "{ fetchNuGet }: [" >"$deps_file"
+while read pkg_spec; do
+  { read pkg_name; read pkg_version; } < <(
+    # Build version part should be ignored: `3.0.0-beta2.20059.3+77df2220` -> `3.0.0-beta2.20059.3`
+    sed -nE 's/.*<id>([^<]*).*/\1/p; s/.*<version>([^<+]*).*/\1/p' "$pkg_spec")
+  pkg_sha256="$(nix-hash --type sha256 --flat --base32 "$(dirname "$pkg_spec")"/*.nupkg)"
+  cat >>"$deps_file" <<EOF
+  (fetchNuGet {
+    name = "$pkg_name";
+    version = "$pkg_version";
+    sha256 = "$pkg_sha256";
+  })
+EOF
+done < <(find ./nuget_tmp.packages -name '*.nuspec' | sort)
+echo "]" >>"$deps_file"
+
+popd
+rm -r "$src"
diff --git a/nixpkgs/pkgs/misc/emulators/ryujinx/log.patch b/nixpkgs/pkgs/misc/emulators/ryujinx/log.patch
new file mode 100644
index 000000000000..d25e22fbd373
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/ryujinx/log.patch
@@ -0,0 +1,13 @@
+diff --git a/Ryujinx.Common/Configuration/LoggerModule.cs b/Ryujinx.Common/Configuration/LoggerModule.cs
+index 20c0fb46..ce933730 100644
+--- a/Ryujinx.Common/Configuration/LoggerModule.cs
++++ b/Ryujinx.Common/Configuration/LoggerModule.cs
+@@ -75,7 +75,7 @@ namespace Ryujinx.Configuration
+             if (e.NewValue)
+             {
+                 Logger.AddTarget(new AsyncLogTargetWrapper(
+-                    new FileLogTarget(AppDomain.CurrentDomain.BaseDirectory, "file"),
++		      new FileLogTarget(Path.Combine(Environment.GetFolderPath(Environment.SpecialFolder.ApplicationData), "Ryujinx"), "file"),
+                     1000,
+                     AsyncLogTargetOverflowAction.Block
+                 ));
diff --git a/nixpkgs/pkgs/misc/emulators/sameboy/default.nix b/nixpkgs/pkgs/misc/emulators/sameboy/default.nix
new file mode 100644
index 000000000000..e90cc5a00f50
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/sameboy/default.nix
@@ -0,0 +1,53 @@
+{ stdenv, fetchFromGitHub, gtk3, rgbds, SDL2, wrapGAppsHook, glib }:
+
+stdenv.mkDerivation rec {
+  pname = "sameboy";
+  version = "0.13.6";
+
+  src = fetchFromGitHub {
+    owner = "LIJI32";
+    repo = "SameBoy";
+    rev = "v${version}";
+    sha256 = "04w8lybi7ssnax37ka4qw7pmcm7cgnmk90p9m73zbyp5chgpqqzc";
+  };
+
+  enableParallelBuilding = true;
+  # glib and wrapGAppsHook are needed to make the Open ROM menu work.
+  nativeBuildInputs = [ rgbds glib wrapGAppsHook ];
+  buildInputs = [ SDL2 ];
+
+  makeFlags = "CONF=release DATA_DIR=$(out)/share/sameboy/";
+
+  patchPhase = ''
+    sed 's/-Werror //g' -i Makefile
+    sed 's@"libgtk-3.so"@"${gtk3}/lib/libgtk-3.so"@g' -i OpenDialog/gtk.c
+  '';
+
+  installPhase = ''
+    pushd build/bin/SDL
+    install -Dm755 sameboy $out/bin/sameboy
+    rm sameboy
+    mkdir -p $out/share/sameboy
+    cp -r * $out/share/sameboy
+    popd
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "https://sameboy.github.io";
+    description = "Game Boy, Game Boy Color, and Super Game Boy emulator";
+
+    longDescription = ''
+      SameBoy is a user friendly Game Boy, Game Boy Color and Super
+      Game Boy emulator for macOS, Windows and Unix-like platforms.
+      SameBoy is extremely accurate and includes a wide range of
+      powerful debugging features, making it ideal for both casual
+      players and developers. In addition to accuracy and developer
+      capabilities, SameBoy has all the features one would expect from
+      an emulator – from save states to scaling filters.
+    '';
+
+    license = licenses.mit;
+    maintainers = with maintainers; [ NieDzejkob ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/nixpkgs/pkgs/misc/emulators/simplenes/default.nix b/nixpkgs/pkgs/misc/emulators/simplenes/default.nix
new file mode 100644
index 000000000000..d4805a62d761
--- /dev/null
+++ b/nixpkgs/pkgs/misc/emulators/simplenes/default.nix
@@ -0,0 +1,33 @@
+{ stdenv
+, fetchFromGitHub
+, cmake
+, sfml
+}:
+
+stdenv.mkDerivation rec {
+  pname = "simplenes";
+  version = "unstable-2019-03-13";
+
+  src = fetchFromGitHub {
+    owner = "amhndu";
+    repo = "SimpleNES";
+    rev = "4edb7117970c21a33b3bfe11a6606764fffc5173";
+    sha256 = "1nmwj431iwqzzcykxd4xinqmg0rm14mx7zsjyhcc5skz7pihz86g";
+  };
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ sfml ];
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp ./SimpleNES $out/bin
+  '';
+
+  meta = with stdenv.lib; {
+    homepage = "https://github.com/amhndu/SimpleNES";
+    description = "An NES emulator written in C++";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ ivar ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/nixpkgs/pkgs/misc/emulators/snes9x-gtk/default.nix b/nixpkgs/pkgs/misc/emulators/snes9x-gtk/default.nix
index 6560024b19e0..f33af245f710 100644
--- a/nixpkgs/pkgs/misc/emulators/snes9x-gtk/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/snes9x-gtk/default.nix
@@ -1,4 +1,4 @@
-{ stdenv, fetchFromGitHub, meson, ninja, pkgconfig
+{ stdenv, fetchFromGitHub, meson, ninja, pkgconfig, wrapGAppsHook
 , SDL2, zlib, gtk3, libxml2, libXv, epoxy, minizip, pulseaudio, portaudio }:
 
 stdenv.mkDerivation rec {
@@ -13,7 +13,7 @@ stdenv.mkDerivation rec {
   };
 
   enableParallelBuilding = true;
-  nativeBuildInputs = [ meson ninja pkgconfig ];
+  nativeBuildInputs = [ meson ninja pkgconfig wrapGAppsHook ];
   buildInputs = [ SDL2 zlib gtk3 libxml2 libXv epoxy minizip pulseaudio portaudio ];
 
   preConfigure = "cd gtk";
diff --git a/nixpkgs/pkgs/misc/emulators/stella/default.nix b/nixpkgs/pkgs/misc/emulators/stella/default.nix
index 591b2daaf15b..4c657fc30bba 100644
--- a/nixpkgs/pkgs/misc/emulators/stella/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/stella/default.nix
@@ -4,13 +4,13 @@ with stdenv.lib;
 stdenv.mkDerivation rec {
 
   pname = "stella";
-  version = "6.2";
+  version = "6.2.1";
 
   src = fetchFromGitHub {
     owner = "stella-emu";
     repo = "stella";
     rev = version;
-    sha256 = "1d97g4m686xsj6r5vy5x74ys9yk0hcpdppxh714n8hhcc9aglm19";
+    sha256 = "1yhszswwg217x8d2qlcasi9l97y1z6w1pgliys4p27zv5b1ygy7p";
   };
 
   nativeBuildInputs = [ pkgconfig ];
diff --git a/nixpkgs/pkgs/misc/emulators/vice/default.nix b/nixpkgs/pkgs/misc/emulators/vice/default.nix
index ca3149785a4d..c80d820059fa 100644
--- a/nixpkgs/pkgs/misc/emulators/vice/default.nix
+++ b/nixpkgs/pkgs/misc/emulators/vice/default.nix
@@ -21,7 +21,7 @@ stdenv.mkDerivation rec {
     comment = "Commodore 64 emulator";
     desktopName = "VICE";
     genericName = "Commodore 64 emulator";
-    categories = "Application;Emulator;";
+    categories = "Emulator;";
   };
 
   preBuild = ''
diff --git a/nixpkgs/pkgs/misc/emulators/wine/sources.nix b/nixpkgs/pkgs/misc/emulators/wine/sources.nix
index dd3cae339ca1..bb61872f7c3b 100644
--- a/nixpkgs/pkgs/misc/emulators/wine/sources.nix
+++ b/nixpkgs/pkgs/misc/emulators/wine/sources.nix
@@ -39,19 +39,22 @@ in rec {
 
   unstable = fetchurl rec {
     # NOTE: Don't forget to change the SHA256 for staging as well.
-    version = "5.10";
+    version = "5.16";
     url = "https://dl.winehq.org/wine/source/5.x/wine-${version}.tar.xz";
-    sha256 = "0g9k094biyjc0ng3vnncdr1psf0ykn36nqirrqdzc5y82s9a1alv";
+    sha256 = "0j9268s1dy4cjvhcf4igbg54gaws4a1l3pda449qy2p2i4psdncq";
     inherit (stable) mono gecko32 gecko64;
   };
 
   staging = fetchFromGitHub rec {
     # https://github.com/wine-staging/wine-staging/releases
     inherit (unstable) version;
-    sha256 = "1nnj52g0kp7i38qw85sp5qsf7gph1hh3ywibrdfpjmjpyj30v7sw";
+    sha256 = "1rrw15mrygv9zcbqz0c3s7q7971wqj89ys2bvvm4b0d2h4j0k6wq";
     owner = "wine-staging";
     repo = "wine-staging";
     rev = "v${version}";
+
+    # Just keep list empty, if current release haven't broken patchsets
+    disabledPatchsets = [ ];
   };
 
   winetricks = fetchFromGitHub rec {
diff --git a/nixpkgs/pkgs/misc/emulators/wine/staging.nix b/nixpkgs/pkgs/misc/emulators/wine/staging.nix
index 48ea93a97a8e..f3b9fa304204 100644
--- a/nixpkgs/pkgs/misc/emulators/wine/staging.nix
+++ b/nixpkgs/pkgs/misc/emulators/wine/staging.nix
@@ -8,7 +8,7 @@ let patch = (callPackage ./sources.nix {}).staging;
 in assert stdenv.lib.getVersion wineUnstable == patch.version;
 
 (stdenv.lib.overrideDerivation wineUnstable (self: {
-  buildInputs = build-inputs [ "perl" "utillinux" "autoconf" ] self.buildInputs;
+  buildInputs = build-inputs [ "perl" "utillinux" "autoconf" "gitMinimal" ] self.buildInputs;
 
   name = "${self.name}-staging";
 
@@ -18,7 +18,7 @@ in assert stdenv.lib.getVersion wineUnstable == patch.version;
     chmod +w patches
     cd patches
     patchShebangs gitapply.sh
-    ./patchinstall.sh DESTDIR="$PWD/.." --all
+    ./patchinstall.sh DESTDIR="$PWD/.." --all ${stdenv.lib.concatMapStringsSep " " (ps: "-W ${ps}") patch.disabledPatchsets}
     cd ..
   '';
 })) // {