# if you build swig from sources on windows, this is where it will end up
# see also: http://www.swig.org/Doc2.0/Windows.html#Windows_mingw_msys
if (CMAKE_CROSSCOMPILING)
	return()
endif()

if (WIN32)
	if(EXISTS "${PROJECT_BINARY_DIR}/../swig/")
		LIST(APPEND CMAKE_PROGRAM_PATH "${PROJECT_BINARY_DIR}/../swig/")
	elseif(EXISTS "${PROJECT_BINARY_DIR}/../../swig/")
		LIST(APPEND CMAKE_PROGRAM_PATH "${PROJECT_BINARY_DIR}/../../swig/")
	endif()

	file(GLOB POTENTIAL_SWIG "C:/Program Files/swig*" "C:/Program Files (x86)/swig*")
	LIST(APPEND CMAKE_PROGRAM_PATH ${POTENTIAL_SWIG}) # swig.exe
	# message(FATAL_ERROR "POTENTIAL_SWIG: ${POTENTIAL_SWIG}")
	
endif()
LIST(APPEND CMAKE_PROGRAM_PATH $ENV{SWIG_DIR})

find_package(SWIG)

if (SWIG_FOUND)
	if(SWIG_VERSION VERSION_GREATER 2.0.4)
		MARK_AS_ADVANCED(SWIG_DIR SWIG_EXECUTABLE SWIG_VERSION)
		INCLUDE(${SWIG_USE_FILE})
		if (BUILD_BINDING_JAVA)
			add_subdirectory(swig/java)
		endif()
		if (BUILD_BINDING_LUA)
			add_subdirectory(swig/lua)
		endif()
		# if (BUILD_BINDING_CSHARP)
		# 	add_subdirectory(swig/csharp)
		# endif()
		# if (BUILD_BINDING_PHP)
		# 	add_subdirectory(swig/php)
		# endif()

		if(SWIG_VERSION VERSION_LESS 3.0.0)
			message(STATUS "SWIG version > 3.0 is recommended, found ${SWIG_VERSION}")
		endif()
	else()
		message(STATUS "SWIG version 2.0.5 is required, found ${SWIG_VERSION} - skipping wrapper generation")
	endif()
else()
	message(STATUS "SWIG not found - skipping wrapper generation")
endif()
set(USCXML_LANGUAGE_BINDINGS ${USCXML_LANGUAGE_BINDINGS} PARENT_SCOPE)