From 44a84e3a4d4ecc0705602e07090282376ffb82c8 Mon Sep 17 00:00:00 2001
From: reuk <reuk@users.noreply.github.com>
Date: Wed, 16 Oct 2024 16:06:59 +0100
Subject: [PATCH] MessageBox: Avoid potential divide-by-zero for boxes with no
 buttons

---
 .../native/juce_NativeMessageBox_linux.cpp                | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/juce_gui_basics/native/juce_NativeMessageBox_linux.cpp b/modules/juce_gui_basics/native/juce_NativeMessageBox_linux.cpp
index 83e83104ef..5507482036 100644
--- a/modules/juce_gui_basics/native/juce_NativeMessageBox_linux.cpp
+++ b/modules/juce_gui_basics/native/juce_NativeMessageBox_linux.cpp
@@ -66,7 +66,13 @@ std::unique_ptr<ScopedMessageBoxInterface> ScopedMessageBoxInterface::create (co
         }
 
     private:
-        static int map (int button, int numButtons) { return (button + numButtons - 1) % numButtons; }
+        static int map (int button, int numButtons)
+        {
+            if (numButtons <= 0)
+                return 0;
+
+            return (button + numButtons - 1) % numButtons;
+        }
 
         std::unique_ptr<ScopedMessageBoxInterface> inner;
         int numButtons = 0;