From 6e95046af297164b0c3ba18ce36c33a2315ddd52 Mon Sep 17 00:00:00 2001
From: bluepilledgreat <97983689+bluepilledgreat@users.noreply.github.com>
Date: Sat, 4 May 2024 12:40:43 +0100
Subject: [PATCH] safer getprocesses

thanks microsoft
---
 Bloxstrap/App.xaml.cs     |  2 +-
 Bloxstrap/Bootstrapper.cs |  2 +-
 Bloxstrap/Utilities.cs    | 15 +++++++++++++++
 3 files changed, 17 insertions(+), 2 deletions(-)

diff --git a/Bloxstrap/App.xaml.cs b/Bloxstrap/App.xaml.cs
index 4118020..3ec400d 100644
--- a/Bloxstrap/App.xaml.cs
+++ b/Bloxstrap/App.xaml.cs
@@ -180,7 +180,7 @@ namespace Bloxstrap
 
             if (LaunchSettings.IsMenuLaunch)
             {
-                Process? menuProcess = Process.GetProcesses().Where(x => x.MainWindowTitle == $"{ProjectName} Menu").FirstOrDefault();
+                Process? menuProcess = Utilities.GetProcessesSafe().Where(x => x.MainWindowTitle == $"{ProjectName} Menu").FirstOrDefault();
 
                 if (menuProcess is not null)
                 {
diff --git a/Bloxstrap/Bootstrapper.cs b/Bloxstrap/Bootstrapper.cs
index 909c978..ff34f4b 100644
--- a/Bloxstrap/Bootstrapper.cs
+++ b/Bloxstrap/Bootstrapper.cs
@@ -415,7 +415,7 @@ namespace Bloxstrap
 
             App.Logger.WriteLine(LOG_IDENT, "Waiting for Roblox to close");
 
-            while (Process.GetProcesses().Any(x => x.Id == gameClientPid))
+            while (Utilities.GetProcessesSafe().Any(x => x.Id == gameClientPid))
                 await Task.Delay(1000);
 
             App.Logger.WriteLine(LOG_IDENT, $"Roblox has exited");
diff --git a/Bloxstrap/Utilities.cs b/Bloxstrap/Utilities.cs
index eaf3816..7bacb94 100644
--- a/Bloxstrap/Utilities.cs
+++ b/Bloxstrap/Utilities.cs
@@ -74,5 +74,20 @@ namespace Bloxstrap
 
             return versionInfo.ProductVersion.Replace(", ", ".");
         }
+
+        public static Process[] GetProcessesSafe()
+        {
+            const string LOG_IDENT = "Utilities::GetProcessesSafe";
+
+            try
+            {
+                return Process.GetProcesses();
+            }
+            catch (ArithmeticException ex) // thanks microsoft
+            {
+                App.Logger.WriteLine(LOG_IDENT, $"Arithmetic exception occured with System.Diagnostics.Process.GetProcesses: {ex}");
+                return Array.Empty<Process>(); // can we retry?
+            }
+        }
     }
 }