From 0a9deaa440cd28dfe18bfbbcee85ba7e793c3312 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?R=C3=A9mi=20Verschelde?= <rverschelde@gmail.com>
Date: Wed, 22 Feb 2023 22:20:57 +0100
Subject: Warn users when using non existing --export flag, replaced by
 --export-release

See #73782.
---
 main/main.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/main/main.cpp b/main/main.cpp
index 5bb37df3ca..b15588e700 100644
--- a/main/main.cpp
+++ b/main/main.cpp
@@ -1131,6 +1131,9 @@ Error Main::setup(const char *execpath, int argc, char *argv[], bool p_second_ph
 			cmdline_tool = true;
 			main_args.push_back(I->get());
 #ifndef DISABLE_DEPRECATED
+		} else if (I->get() == "--export") { // For users used to 3.x syntax.
+			OS::get_singleton()->print("The Godot 3 --export option was changed to more explicit --export-release / --export-debug / --export-pack options.\nSee the --help output for details.\n");
+			goto error;
 		} else if (I->get() == "--convert-3to4") {
 			// Actually handling is done in start().
 			cmdline_tool = true;
-- 
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