# This overrides `find_package(Boost ... CONFIG ... )` calls
#  - calls the CMAke's built-in `FindBoost.cmake` and adds `pthread` library dependency

MESSAGE(STATUS "Using custom FindBoost config")

find_package(Boost 1.57 REQUIRED COMPONENTS ${Boost_FIND_COMPONENTS})

#  Inject `pthread` dependency to Boost if needed
if (UNIX AND NOT CYGWIN)
    list(FIND Boost_FIND_COMPONENTS thread _using_boost_thread)
    if (_using_boost_thread GREATER -1)
        find_library(BOOST_THREAD_LIBRARY NAMES pthread DOC "The threading library used by boost-thread")
        if (BOOST_THREAD_LIBRARY)
            MESSAGE(STATUS "Adding Boost thread lib dependency: ${BOOST_THREAD_LIBRARY}")
            list(APPEND Boost_LIBRARIES ${BOOST_THREAD_LIBRARY})
        endif ()
    endif ()
endif ()