From 8db15d6951a8c16224dd43935fb83fb78bfab953 Mon Sep 17 00:00:00 2001
From: YoshiRulz <OSSYoshiRulz@gmail.com>
Date: Sun, 18 Dec 2022 12:21:43 +1000
Subject: [PATCH] Show warning dialog when running as Superuser/Administrator

---
 src/BizHawk.Client.EmuHawk/Program.cs | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/src/BizHawk.Client.EmuHawk/Program.cs b/src/BizHawk.Client.EmuHawk/Program.cs
index 0f1cf9074a..094016714d 100644
--- a/src/BizHawk.Client.EmuHawk/Program.cs
+++ b/src/BizHawk.Client.EmuHawk/Program.cs
@@ -242,7 +242,19 @@ namespace BizHawk.Client.EmuHawk
 				_ = SetDllDirectory(dllDir);
 			}
 
-			Util.DebugWriteLine(EmuHawkUtil.CLRHostHasElevatedPrivileges ? "running as Superuser/Administrator" : "running as unprivileged user");
+			if (EmuHawkUtil.CLRHostHasElevatedPrivileges)
+			{
+				using MsgBox dialog = new(
+					title: "This EmuHawk is privileged",
+					message: $"EmuHawk detected it {(OSTC.IsUnixHost ? "is running as root (Superuser)" : "has Administrator privileges")}.\n"
+						+ "This is a bad idea.",
+					boxIcon: MessageBoxIcon.Warning);
+				dialog.ShowDialog();
+			}
+			else
+			{
+				Util.DebugWriteLine("running as unprivileged user");
+			}
 
 			var exitCode = 0;
 			try