add the deprecation option to identity CMakeLists.txt

Author: sbSteveK

identity/CMakeLists.txt

@@ -2,6 +2,11 @@
 
 cmake_minimum_required(VERSION 3.9...3.31)
 
+option(AWS_CRT_DISABLE_DEPRECATION_WARNINGS "Set this to silence [[deprecated]] warnings coming from aws-crt-cpp headers" OFF)
+if(AWS_CRT_DISABLE_DEPRECATION_WARNINGS)
+    add_compile_definitions(AWS_CRT_DISABLE_DEPRECATION_WARNINGS)
+endif()
+
 project(IotIdentity-cpp LANGUAGES CXX VERSION ${SIMPLE_VERSION})
 
 set(GENERATED_ROOT_DIR "${CMAKE_CURRENT_BINARY_DIR}/generated")