# Check the OS_FSFW variable
if(FSFW_OSAL MATCHES "freertos")
    add_subdirectory(freertos)
elseif(FSFW_OSAL MATCHES "rtems")
    add_subdirectory(rtems)
elseif(FSFW_OSAL MATCHES "linux")
    add_subdirectory(linux)
elseif(FSFW_OSAL MATCHES "host")
    add_subdirectory(host)
    if (WIN32)
        add_subdirectory(windows)
    elseif(UNIX)
        # We still need to pull in some Linux specific sources
        target_sources(${LIB_FSFW_NAME} PUBLIC
            linux/tcpipHelpers.cpp
        )
    endif ()

else()

    message(WARNING "${MSG_PREFIX} The FSFW_OSAL variable was not set. Assuming host OS..")
    # Not set. Assumuing this is a host build, try to determine host OS
    if (WIN32)
        add_subdirectory(host)
        add_subdirectory(windows)
    elseif (UNIX)
        add_subdirectory(linux)
    else ()
        # MacOS or other OSes have not been tested yet / are not supported.
        message(FATAL_ERROR "The host OS could not be determined! Aborting.")
    endif()

endif()

add_subdirectory(common)