Add additional CurrentOS checks

BizHawk.Client.Common/config/Config.cs

@@ -342,8 +342,13 @@ namespace BizHawk.Client.Common
 		
 		public int DispPrescale = 1;
 
-		// warning: we dont even want to deal with changing this at runtime. but we want it changed here for config purposes. so dont check this variable. check in GlobalWin or something like that.
-		public EDispMethod DispMethod = EDispMethod.SlimDX9;
+		/// <remarks>
+		/// warning: we dont even want to deal with changing this at runtime. but we want it changed here for config purposes. so dont check this variable. check in GlobalWin or something like that.
+		/// force DX for Windows and GDI+ for Unix when a new config is generated
+		/// </remarks>
+		public EDispMethod DispMethod = OSTailoredCode.CurrentOS == OSTailoredCode.DistinctOS.Windows
+			? EDispMethod.SlimDX9
+			: EDispMethod.GdiPlus;
 
 		public int DispChrome_FrameWindowed = 2;
 		public bool DispChrome_StatusBarWindowed = true;

BizHawk.Client.EmuHawk/MainForm.Events.cs

@@ -25,6 +25,7 @@ using BizHawk.Client.EmuHawk.WinFormExtensions;
 using BizHawk.Client.EmuHawk.ToolExtensions;
 using BizHawk.Emulation.Cores.Computers.AppleII;
 using BizHawk.Client.ApiHawk;
+using BizHawk.Common;
 using BizHawk.Emulation.Cores.Computers.Commodore64;
 using BizHawk.Emulation.Cores.Nintendo.Gameboy;
 using BizHawk.Emulation.Cores.Computers.SinclairSpectrum;
@@ -1469,7 +1470,14 @@ namespace BizHawk.Client.EmuHawk
 
 		private void RamSearchMenuItem_Click(object sender, EventArgs e)
 		{
-			GlobalWin.Tools.Load<RamSearch>();
+			var ramSearch = GlobalWin.Tools.Load<RamSearch>();
+			if (OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows)
+			{
+				// this is apparently needed for weird mono-forms-on-different-thread issues
+				// dont do .Show() within Load<T>() for RamSearch - instead put an instance of it here on MainForm, then show here
+				// the mono winforms implementation is.... weird and buggy
+				ramSearch.Show();
+			}
 		}
 
 		private void LuaConsoleMenuItem_Click(object sender, EventArgs e)

BizHawk.Client.EmuHawk/MainForm.cs

@@ -161,7 +161,9 @@ namespace BizHawk.Client.EmuHawk
 			Database.LoadDatabase(Path.Combine(PathManager.GetExeDirectoryAbsolute(), "gamedb", "gamedb.txt"));
 
 			// TODO GL - a lot of disorganized wiring-up here
-			CGC.CGCBinPath = Path.Combine(PathManager.GetDllDirectory(), "cgc.exe");
+			CGC.CGCBinPath = OSTailoredCode.CurrentOS == OSTailoredCode.DistinctOS.Windows
+				? Path.Combine(PathManager.GetDllDirectory(), "cgc.exe")
+				: "cgc"; // installed separately (via package manager or from https://developer.nvidia.com/cg-toolkit-download), look in $PATH
 			PresentationPanel = new PresentationPanel();
 			PresentationPanel.GraphicsControl.MainWindow = true;
 			GlobalWin.DisplayManager = new DisplayManager(PresentationPanel);
@@ -2069,7 +2071,22 @@ namespace BizHawk.Client.EmuHawk
 		// sends an alt+mnemonic combination
 		private void SendAltKeyChar(char c)
 		{
-			typeof(ToolStrip).InvokeMember("ProcessMnemonicInternal", System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Instance, null, MainformMenu, new object[] { c });
+			switch (OSTailoredCode.CurrentOS)
+			{
+				case OSTailoredCode.DistinctOS.Linux:
+				case OSTailoredCode.DistinctOS.macOS:
+					// no mnemonics for you
+					break;
+				case OSTailoredCode.DistinctOS.Windows:
+					//HACK
+					var _ = typeof(ToolStrip).InvokeMember(
+						"ProcessMnemonicInternal",
+						System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.InvokeMethod | System.Reflection.BindingFlags.Instance,
+						null,
+						MainformMenu,
+						new object[] { c });
+					break;
+			}
 		}
 
 		public static string FormatFilter(params string[] args)

BizHawk.Client.EmuHawk/Program.cs

@@ -80,7 +80,13 @@ namespace BizHawk.Client.EmuHawk
 		[STAThread]
 		private static int Main(string[] args)
 		{
-			return SubMain(args);
+			var exitCode = SubMain(args);
+			if (EXE_PROJECT.OSTailoredCode.CurrentOS == EXE_PROJECT.OSTailoredCode.DistinctOS.Linux)
+			{
+				Console.WriteLine("BizHawk has completed its shutdown routines, killing process...");
+				Process.GetCurrentProcess().Kill();
+			}
+			return exitCode;
 		}
 
 		//NoInlining should keep this code from getting jammed into Main() which would create dependencies on types which havent been setup by the resolver yet... or something like that
@@ -309,7 +315,8 @@ REDO_DISPMETHOD:
 				//so.. we're going to resort to something really bad.
 				//avert your eyes.
 				var configPath = Path.Combine(Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location), "config.ini");
-				if (File.Exists(configPath)
+				if (EXE_PROJECT.OSTailoredCode.CurrentOS == EXE_PROJECT.OSTailoredCode.DistinctOS.Windows // LuaInterface is not currently working on Mono
+					&& File.Exists(configPath)
 					&& (Array.Find(File.ReadAllLines(configPath), line => line.Contains("  \"UseNLua\": ")) ?? string.Empty)
 						.Contains("false"))
 				{

BizHawk.Client.EmuHawk/config/DisplayConfigLite.cs

@@ -3,6 +3,7 @@ using System.IO;
 using System.Windows.Forms;
 using BizHawk.Emulation.Common;
 using BizHawk.Client.Common;
+using BizHawk.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
@@ -91,6 +92,16 @@ namespace BizHawk.Client.EmuHawk
 			txtCropBottom.Text = Global.Config.DispCropBottom.ToString();
 
 			RefreshAspectRatioOptions();
+
+			if (OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows)
+			{
+				// Disable SlimDX on Unix
+				rbD3D9.Enabled = false;
+				rbD3D9.AutoCheck = false;
+				cbAlternateVsync.Enabled = false;
+				label13.Enabled = false;
+				label8.Enabled = false;
+			}
 		}
 
 		private void btnOk_Click(object sender, EventArgs e)

BizHawk.Client.EmuHawk/config/FirmwaresConfig.cs

@@ -358,6 +358,8 @@ namespace BizHawk.Client.EmuHawk
         private void tbbOpenFolder_Click(object sender, EventArgs e)
         {
             var frmWares = PathManager.MakeAbsolutePath(Global.Config.PathEntries.FirmwaresPathFragment, null);
+			if (OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows && !Directory.Exists(frmWares))
+				Directory.CreateDirectory(frmWares);
             System.Diagnostics.Process.Start(frmWares);
         }
 

BizHawk.Client.EmuHawk/tools/CDL.cs

@@ -7,6 +7,7 @@ using BizHawk.Emulation.Common;
 
 using BizHawk.Client.Common;
 using BizHawk.Client.EmuHawk.ToolExtensions;
+using BizHawk.Common;
 
 //TODO - select which memorydomains go out to the CDL file. will this cause a problem when re-importing it? 
   //perhaps missing domains shouldnt fail a check
@@ -98,7 +99,16 @@ namespace BizHawk.Client.EmuHawk
 			if (_cdl == null)
 			{
 				lvCDL.BeginUpdate();
-				lvCDL.Items.Clear();
+				if (OSTailoredCode.CurrentOS == OSTailoredCode.DistinctOS.Windows)
+				{
+					lvCDL.Items.Clear();
+				}
+				else
+				{
+					// this is a winforms implementation problem for mono
+					// see https://github.com/mono/mono/issues/11070
+					// until this is resolved in mono we should just skip this call
+				}
 				lvCDL.EndUpdate();
 				return;
 			}

BizHawk.Client.EmuHawk/tools/ToolBox.cs

@@ -7,6 +7,7 @@ using System.Windows.Forms;
 
 using BizHawk.Emulation.Common;
 using BizHawk.Client.ApiHawk;
+using BizHawk.Common;
 
 namespace BizHawk.Client.EmuHawk
 {
@@ -68,6 +69,8 @@ namespace BizHawk.Client.EmuHawk
 					continue;
 //				if (!ApiInjector.IsAvailable(, t))
 //					continue;
+				if (t == typeof(HexView) && OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows)
+					continue; // Skip this tool on Unix. It isn't finished and only causes exceptions
 
 				var instance = Activator.CreateInstance(t);
 

BizHawk.Common/BizInvoke/MemoryBlock.cs

@@ -79,6 +79,9 @@ namespace BizHawk.Common.BizInvoke
 		/// <param name="size"></param>
 		public MemoryBlock(ulong start, ulong size)
 		{
+			if (OSTailoredCode.CurrentOS != OSTailoredCode.DistinctOS.Windows)
+				throw new InvalidOperationException("MemoryBlock ctor called on Unix");
+
 			if (!WaterboxUtils.Aligned(start))
 				throw new ArgumentOutOfRangeException();
 			if (size == 0)