macro(PIP_EXTRACT_OPTIONS _pip_files _pip_options _abs)
	set(${_pip_files})
	set(${_pip_options})
	set(_PIP_DOING_OPTIONS FALSE)
	foreach(_currentArg ${ARGN})
		if("x${_currentArg}" STREQUAL "xABSOLUTE")
			set(${_abs} TRUE)
		else()
			if("x${_currentArg}" STREQUAL "xOPTIONS")
				set(_PIP_DOING_OPTIONS TRUE)
			else()
				if(_PIP_DOING_OPTIONS)
					list(APPEND ${_pip_options} "${_currentArg}")
				else()
					list(APPEND ${_pip_files} "${_currentArg}")
				endif()
			endif()
		endif()
	endforeach()
endmacro()

macro(pip_code_model RESULT)
	PIP_EXTRACT_OPTIONS(CCM_SRC OPTS ABS ${ARGN})
	#message(STATUS "src = ${CCM_SRC}")
	#message(STATUS "result = ${RESULT}")
	#message(STATUS "options = \"${CCM_OPTS}\"")
	set(CMG_INCLUDES)
	foreach(pi ${PIP_INCLUDES})
		list(APPEND CMG_INCLUDES "-I${pi}")
	endforeach()
	set(CCM_OUT ${CMAKE_CURRENT_BINARY_DIR}/ccm_${PROJECT_NAME}.cpp)
	set(${RESULT} ${${RESULT}} ${CCM_OUT})
	set(CCM_FILES)
	if (ABS)
		foreach(csrc ${CCM_SRC})
			list(APPEND CCM_FILES "${csrc}")
		endforeach()
	else()
		foreach(csrc ${CCM_SRC})
			list(APPEND CCM_FILES "${CMAKE_CURRENT_SOURCE_DIR}/${csrc}")
		endforeach()
	endif()
	#message(STATUS "CCM = ${RESULT}")
	if(NOT DEFINED PIP_DLL_DIR)
		set(PIP_DLL_DIR ${CMAKE_CURRENT_BINARY_DIR})
	endif()
	add_custom_command(OUTPUT ${CCM_OUT}
						COMMAND ${PIP_CMG}
						ARGS -q ${OPTS} -o ${CMAKE_CURRENT_BINARY_DIR}/ccm_${PROJECT_NAME} ${CMG_INCLUDES} ${CCM_FILES}
						DEPENDS ${CCM_SRC}
						WORKING_DIRECTORY ${PIP_DLL_DIR}
						COMMENT "Generating ccm_${PROJECT_NAME}.h, ccm_${PROJECT_NAME}.cpp"
						VERBATIM)
endmacro()