From 625ea05d3fab298f9dfdaa84e5bd38079c4a313a Mon Sep 17 00:00:00 2001
From: Robert Osfield <robert@openscenegraph.com>
Date: Wed, 11 Feb 2009 17:43:25 +0000
Subject: [PATCH] Changed the default for aggressive warnings so that they are
 off under Apple.

---
 CMakeLists.txt | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fcc8536d7..a2a65b87d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -570,7 +570,14 @@ ENDIF(CMAKE_COMPILER_IS_GNUCXX)
 # This part is for the CMake menu option to toggle the warnings on/off.
 # This will only be made available if we set values for OSG_AGGRESSIVE_WARNING_FLAGS.
 IF(OSG_AGGRESSIVE_WARNING_FLAGS)
-    OPTION(OSG_USE_AGGRESSIVE_WARNINGS "Enable to activate aggressive warnings" ON)
+
+    IF (APPLE)
+        SET(DEFAULT_USE_AGGRESSIVE_WARNINGS OFF)
+    ELSE(APPLE)
+        SET(DEFAULT_USE_AGGRESSIVE_WARNINGS ON)
+    ENDIF(APPLE)
+
+    OPTION(OSG_USE_AGGRESSIVE_WARNINGS "Enable to activate aggressive warnings" ${DEFAULT_USE_AGGRESSIVE_WARNINGS})
     MARK_AS_ADVANCED(OSG_USE_AGGRESSIVE_WARNINGS)
 
     IF(OSG_USE_AGGRESSIVE_WARNINGS)