Oniichan create a cmake header

Author: pent0

cmake/ComplierTarget.cmake

@@ -0,0 +1,19 @@
+include(CheckSymbolExists)
+
+function(detect_architecture symbol arch)
+	if (NOT DEFINED ARCHITECTURE)
+		set(CMAKE_REQUIRED_QUIET 1)
+		check_symbol_exists("${symbol}" "" ARCHITECTURE_${arch})
+		unset(CMAKE_REQUIRED_QUIET)
+	
+
+		if (ARCHITECTURE_${arch})
+			set(ARCHITECTURE "${arch}" PARENT_SCOPE)
+			set(ARCHITECTURE_${arch} 1 PARENT_SCOPE)
+			add_definitions(-DARCHITECTURE_${arch}=1)
+
+		endif()
+
+	endif()
+
+endfunction()