From 44209f2c31d8bbb41f86675caa9ad4367141f702 Mon Sep 17 00:00:00 2001
From: Rolf Bjarne Kvinge <rolf@xamarin.com>
Date: Wed, 10 Feb 2021 11:30:34 +0100
Subject: [PATCH] [Xamarin.MacDev] Fail gracefully if trying to grab a PList
 entry from a file that doesn't exist.

We run into this code path on Mac Catalyst.
---
 Xamarin.MacDev/MacOSXSdk.cs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Xamarin.MacDev/MacOSXSdk.cs b/Xamarin.MacDev/MacOSXSdk.cs
index d4bc7d5..39e7a95 100644
--- a/Xamarin.MacDev/MacOSXSdk.cs
+++ b/Xamarin.MacDev/MacOSXSdk.cs
@@ -270,6 +270,9 @@ public AppleDTSettings GetAppleDTSettings ()
 		
 		static string GrabRootString (string file, string key)
 		{
+			if (!File.Exists (file))
+				return null;
+
 			var dict = PDictionary.FromFile (file);
 			PString value;