From b614edecdbe31fedf2f886424475b3e058c52b6e Mon Sep 17 00:00:00 2001
From: YoshiRulz <OSSYoshiRulz@gmail.com>
Date: Sun, 10 Oct 2021 13:06:43 +1000
Subject: [PATCH] Detect when running as Superuser/Administrator

not using this for anything atm
---
 src/BizHawk.Client.EmuHawk/EmuHawkUtil.cs | 5 +++++
 src/BizHawk.Client.EmuHawk/Program.cs     | 2 ++
 2 files changed, 7 insertions(+)

diff --git a/src/BizHawk.Client.EmuHawk/EmuHawkUtil.cs b/src/BizHawk.Client.EmuHawk/EmuHawkUtil.cs
index 04585374a5..2e9c6088ec 100644
--- a/src/BizHawk.Client.EmuHawk/EmuHawkUtil.cs
+++ b/src/BizHawk.Client.EmuHawk/EmuHawkUtil.cs
@@ -1,5 +1,6 @@
 using System;
 using System.IO;
+using System.Security.Principal;
 using System.Text;
 using BizHawk.Common;
 
@@ -7,6 +8,10 @@ namespace BizHawk.Client.EmuHawk
 {
 	public static class EmuHawkUtil
 	{
+		/// <summary><see langword="true"/> iff running as Administrator (on Windows) or Superuser (on Unix under Mono)</summary>
+		/// <remarks>TODO check .NET Core</remarks>
+		public static readonly bool CLRHostHasElevatedPrivileges = new WindowsPrincipal(WindowsIdentity.GetCurrent()).IsInRole(WindowsBuiltInRole.Administrator);
+
 		/// <remarks>http://stackoverflow.com/questions/139010/how-to-resolve-a-lnk-in-c-sharp</remarks>
 		public static string ResolveShortcut(string filename)
 		{
diff --git a/src/BizHawk.Client.EmuHawk/Program.cs b/src/BizHawk.Client.EmuHawk/Program.cs
index 3def9e92c9..b828c1acae 100644
--- a/src/BizHawk.Client.EmuHawk/Program.cs
+++ b/src/BizHawk.Client.EmuHawk/Program.cs
@@ -219,6 +219,8 @@ namespace BizHawk.Client.EmuHawk
 				SetDllDirectory(dllDir);
 			}
 
+			Util.DebugWriteLine(EmuHawkUtil.CLRHostHasElevatedPrivileges ? "running as Superuser/Administrator" : "running as unprivileged user");
+
 			var exitCode = 0;
 			try
 			{