if(NOT GLI_PACKAGE_DIR) message("ERROR: GLI_PACKAGE_DIR requires to be set") endif(NOT GLI_PACKAGE_DIR) set(GLI_INCLUDE_DIR ${GLI_PACKAGE_DIR}) set(GLI_LIBRARY_DIR ) include_directories(${GLI_INCLUDE_DIR}) if(GLI_PACKAGE_DIR AND GLI_INCLUDE_DIR) set(GLI_FOUND "YES") endif(GLI_PACKAGE_DIR AND GLI_INCLUDE_DIR)