From a2b39f782bea8a40471d47ad573596acd383fc7b Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Thu, 6 Feb 2020 15:59:45 +0100
Subject: [PATCH] Don't call gtk_disable_setlocale() more than once

This is useless and just results in GTK warnings.
---
 src/gtk/app.cpp | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/src/gtk/app.cpp b/src/gtk/app.cpp
index 4721bcd85b..a13b90f959 100644
--- a/src/gtk/app.cpp
+++ b/src/gtk/app.cpp
@@ -356,7 +356,15 @@ bool wxApp::Initialize(int& argc_, wxChar **argv_)
     // Prevent gtk_init_check() from changing the locale automatically for
     // consistency with the other ports that don't do it. If necessary,
     // wxApp::SetCLocale() may be explicitly called.
-    gtk_disable_setlocale();
+    //
+    // Note that this function generates a warning if it's called more than
+    // once, so avoid them.
+    static bool s_gtkLocalDisabled = false;
+    if ( !s_gtkLocalDisabled )
+    {
+        s_gtkLocalDisabled = true;
+        gtk_disable_setlocale();
+    }
 
 #ifdef __WXGPE__
     init_result = true;  // is there a _check() version of this?