From e92a14ac5fa8e4fea3254e87b3449302bed3e6dd Mon Sep 17 00:00:00 2001
From: bruvzg <7645683+bruvzg@users.noreply.github.com>
Date: Thu, 9 Apr 2020 20:06:43 +0300
Subject: [PATCH] Ignore process serial number (`-psn_...`) command line
 argument passed by macOS Gatekeeper.

---
 main/main.cpp | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/main/main.cpp b/main/main.cpp
index 92f40588f23..fb42f71a75f 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -478,6 +478,14 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 
 	I = args.front();
 	while (I) {
+#ifdef OSX_ENABLED
+		// Ignore the process serial number argument passed by macOS Gatekeeper.
+		// Otherwise, Godot would try to open a non-existent project on the first start and abort.
+		if (I->get().begins_with("-psn_")) {
+			I = I->next();
+			continue;
+		}
+#endif
 
 		List<String>::Element *N = I->next();