set(EXTERNAL_NAME oglplus)
string(TOUPPER ${EXTERNAL_NAME} EXTERNAL_NAME_UPPER)

include(ExternalProject)
ExternalProject_Add(
    ${EXTERNAL_NAME}
    URL http://softlayer-dal.dl.sourceforge.net/project/oglplus/oglplus-0.61.x/oglplus-0.61.0.zip
    URL_MD5 bb55038c36c660d2b6c7be380414fa60
    CONFIGURE_COMMAND ""
    BUILD_COMMAND ""
    INSTALL_COMMAND ""
    LOG_DOWNLOAD 1
)

ExternalProject_Get_Property(${EXTERNAL_NAME} SOURCE_DIR)

set(${EXTERNAL_NAME_UPPER}_INCLUDE_DIRS ${SOURCE_DIR}/include ${SOURCE_DIR}/implement CACHE TYPE INTERNAL)