CMakeLists.txt

cmake_minimum_required(VERSION 3.10)
project(cpp-flights)
set(CMAKE_CXX_STANDARD 14)

if(NOT CMAKE_BUILD_TYPE)
  set(CMAKE_BUILD_TYPE Release)
endif()

set(CMAKE_CXX_FLAGS_DEBUG "-g")
set(CMAKE_CXX_FLAGS_RELEASE "-O3")

find_package(PythonLibs 3 REQUIRED)
message("Include dirs of Python: " ${PYTHON_INCLUDE_DIR} )
message("Libs of Python: " ${PYTHON_LIBRARIES} )

find_package(Boost COMPONENTS numpy38 python38)
if(${Boost_FOUND})
    	message("Found Boost.")
	set(BOOOST_LINK boost_numpy38 boost_python38)
else(${Boost_FOUND})
	find_package(Boost COMPONENTS numpy3 python3)
	find_package(Boost COMPONENTS numpy37 python37)
	if(${Boost_FOUND})
		message("Found Boost.")
		set(BOOOST_LINK boost_numpy37 boost_python37)
	else(${Boost_FOUND})
		message(FATAL_ERROR "Could not find Boost!")
	endif(${Boost_FOUND})
endif(${Boost_FOUND})

message("Include dirs of Boost: " ${Boost_INCLUDE_DIR} )
message("Library dirs of Boost: " ${Boost_LIBRARY_DIRS} )
message("Libs of Boost: " ${Boost_LIBRARIES} )

include_directories(${Boost_INCLUDE_DIR} ${PYTHON_INCLUDE_DIR})
link_directories(${Boost_LIBRARY_DIRS} ${PYTHON_LIBRARIES})

set(JSON_BuildTests OFF CACHE INTERNAL "")
add_subdirectory(lib/json)

include_directories(include)

set(SOURCES src/airspace.cpp src/flight.cpp src/helpers.cpp src/polygon.cpp src/processing.cpp)

#add_executable(main src/main.cpp ${SOURCES})
#target_link_libraries(main PRIVATE ${Boost_LIBRARIES})
#target_link_libraries(main PRIVATE nlohmann_json::nlohmann_json)

python_add_module(process_flights src/python_out.cpp ${SOURCES})
# TODO figure out what keywords we actually need here
target_include_directories(process_flights PUBLIC ${Boost_INCLUDE_DIR} PUBLIC ${PYTHON_INCLUDE_DIR})
target_link_libraries(process_flights PRIVATE ${Boost_LIBRARIES})
target_link_libraries(process_flights PRIVATE ${BOOST_LINK})
target_link_libraries(process_flights PRIVATE nlohmann_json::nlohmann_json)

set_target_properties(process_flights PROPERTIES
                      LIBRARY_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/src/flight_processing
)

set(CMAKE_SHARED_MODULE_PREFIX "")