Nix expr: copy bundled scripts, shaders, etc. to ~/.local/share

TODOs excepted, this brings the Nix build to feature-parity with "portable"/AUR
builds... if it runs at all (i.e. for the distros in `wrapper-scripts.nix`)

Dist/wrapper-scripts.nix

@@ -5,6 +5,7 @@
 , writeShellScriptBin
 , writeText
 # rundeps
+, bizhawk
 , mesa
 , mono
 , openal
@@ -49,13 +50,16 @@ in rec {
 			BIZHAWK_DATA_HOME="$HOME/.local/share"
 		fi
 		BIZHAWK_DATA_HOME="$BIZHAWK_DATA_HOME/emuhawk-monort-${hawkVersion}"
-		mkdir -p "$BIZHAWK_DATA_HOME"
+		if [ ! -e "$BIZHAWK_DATA_HOME" ]; then
-		cd "$BIZHAWK_DATA_HOME"
+			mkdir -p "$BIZHAWK_DATA_HOME"
-
+			cd "${bizhawk.out}"
-		if [ ! -e config.json ]; then
+			find . -type f -not -wholename "./nix-support/*" -exec install -DvT "{}" "$BIZHAWK_DATA_HOME/{}" \;
-			cat ${initConfigFile} >config.json # cp kept the perms as 444 -- don't @ me
-			sed -i "s@%%BIZHAWK_DATA_HOME%%@$BIZHAWK_DATA_HOME@g" config.json
 		fi
+		if [ ! -e "$BIZHAWK_DATA_HOME/config.json" ]; then
+			sed "s@%%BIZHAWK_DATA_HOME%%@$BIZHAWK_DATA_HOME@g" "${initConfigFile}" >"$BIZHAWK_DATA_HOME/config.json"
+			printf "wrote initial config to %s\n" "$BIZHAWK_DATA_HOME/config.json"
+		fi
+		cd "$BIZHAWK_DATA_HOME"
 
 		export LD_LIBRARY_PATH=$BIZHAWK_HOME/dll:$BIZHAWK_GLHACKDIR:${lib.makeLibraryPath [ openal ]}
 		${commentUnless debugPInvokes}export MONO_LOG_LEVEL=debug MONO_LOG_MASK=dll

default.nix

@@ -65,6 +65,7 @@ let
 		pname = "BizHawk";
 		version = hawkSourceInfo.version;
 		src = hawkSourceInfo.drv;
+		outputs = [ "bin" "out" ];
 		dotnet-sdk = if useCWDAsSource then dotnet-sdk_6 else dotnet-sdk_5;
 		nativeBuildInputs = [ p7zip ];
 		buildInputs = [ mesa monoFinal openal uname ];# ++ lib.optionals (forNixOS) [ gtk2-x11 ];
@@ -77,6 +78,10 @@ let
 			sed -i 's/$(git rev-parse --verify HEAD)/${hawkSourceInfo.shorthash}/' Dist/.InvokeCLIOnMainSln.sh
 			sed -i -e 's/$(git rev-parse --abbrev-ref HEAD)/${hawkSourceInfo.branch}/' -e 's/$(git log -1 --format="%h")/${hawkSourceInfo.shorthash}/' Build/standin.sh
 			sed -i 's/$(git rev-list HEAD --count)//' Build/standin.sh # const field is unused
+
+			# stop MSBuild from copying Assets, we'll do that later
+			sed -i '/Assets\/\*\*/d' src/BizHawk.Client.EmuHawk/BizHawk.Client.EmuHawk.csproj
+			sed -i '/mkdir "packaged_output\/Firmware/d' Dist/Package.sh # and we don't need this
 		'';
 		buildPhase = ''
 			${commentUnless useCWDAsSource}cd src/BizHawk.Version
@@ -85,7 +90,6 @@ let
 			Dist/Build${buildConfig}.sh ${extraDotnetBuildFlags}
 			printf "Nix" >output/dll/custombuild.txt
 			Dist/Package.sh linux-x64
-			rm packaged_output/EmuHawkMono.sh # replaced w/ below script(s)
 		'';
 		inherit doCheck;
 		checkPhase = ''
@@ -97,19 +101,24 @@ let
 #			Dist/Build${buildConfig}.sh -p:MachineRunAnalyzersDuringBuild=true ${extraDotnetBuildFlags}
 		'';
 		installPhase = ''
-			mkdir -p $out
+			cp -avT packaged_output $bin
-			cp -aTv packaged_output $out
+			cp -avt $bin Assets/defctrl.json && rm Assets/defctrl.json
+			cp -avt $bin/dll Assets/dll/* && rm -r Assets/dll
+			rm Assets/EmuHawkMono.sh # replaced w/ scripts from wrapperScripts
+			cp -avt $bin Assets/gamedb && rm -r Assets/gamedb
+			cp -avt $bin Assets/Shaders && rm -r Assets/Shaders
+			cp -avT Assets $out
 		'';
 		dontPatchELF = true;
 	};
 	wrapperScripts = import Dist/wrapper-scripts.nix {
 		inherit (pkgs) lib writeShellScriptBin writeText;
-		inherit commentUnless versionAtLeast mesa openal debugPInvokes initConfig;
+		inherit commentUnless versionAtLeast bizhawk mesa openal debugPInvokes initConfig;
 		hawkVersion = hawkSourceInfo.version;
 		mono = monoFinal;
 	};
 in {
-	bizhawkAssemblies = bizhawk;
+	bizhawkAssemblies = bizhawk; # assemblies, dependencies, and the gamedb are in `bin` output; bundled scripts, shaders, etc. are in `out` output
 	emuhawk = stdenv.mkDerivation rec {
 		pname = "emuhawk-monort";
 		version = hawkSourceInfo.version;

src/BizHawk.Client.EmuHawk/LogWindow.cs

@@ -187,7 +187,7 @@ namespace BizHawk.Client.EmuHawk
 			{
 				var gameDbEntry = Emulator.AsGameDBEntryGenerator().GenerateGameDbEntry();
 				gameDbEntry.Status = picker.PickedStatus;
-				Database.SaveDatabaseEntry(Path.Combine(PathUtils.ExeDirectoryPath, "gamedb", "gamedb_user.txt"), gameDbEntry);
+				Database.SaveDatabaseEntry(Path.Combine(PathUtils.ExeDirectoryPath, "gamedb", "gamedb_user.txt"), gameDbEntry); //TODO read-only in Nix builds
 				MainForm.UpdateDumpInfo(gameDbEntry.Status);
 				HideShowGameDbButton();
 			}