# Try to find the CORE library shipped with CGAL
# CGAL_CORE_FOUND - system has CORE lib
# CGAL_CORE_INCLUDE_DIR - the CORE include directory
# CGAL_CORE_LIBRARY   - the CGALCORE libraries

# TODO: support Windows and MacOSX

# CORE needs GMP

include(FindPackageHandleStandardArgs)


if(GMP_FOUND)

  if (CGAL_CORE_INCLUDE_DIR AND CGAL_CORE_LIBRARIES)
    set(CGAL_CORE_FIND_QUIETLY TRUE)
  endif()

  # Find CORE include folder
  find_path(CGAL_CORE_INCLUDE_DIR NAMES CORE.h 
            PATHS ${CGAL_CORE_PACKAGE_DIR}/include/CGAL/CORE
            DOC "The directory containing the CORE include files shipped with CGAL"
           )

  if ( CGAL_CORE_INCLUDE_DIR )
  
    set( CGAL_CORE_BASENAME CGAL-core++ )
    
    if ( CGAL_AUTO_LINK_ENABLED )
    
      set(CGAL_CORE_LIBRARY "" )
      
    else()
    
      # We cannot search for the cgal-core library because it is not yet compiled
      # => hard code the name
      if (WIN32)
        set(CGAL_CORE_LIBRARY ${CMAKE_BINARY_DIR}/lib/${CGAL_CORE_BASENAME}.lib)
      else()
        if(BUILD_SHARED_LIBS)
          set(CGAL_CORE_LIBRARY ${CMAKE_BINARY_DIR}/lib/lib${CGAL_CORE_BASENAME}.so)
        else(BUILD_SHARED_LIBS)
          set(CGAL_CORE_LIBRARY ${CMAKE_BINARY_DIR}/lib/lib${CGAL_CORE_BASENAME}.a)
        endif(BUILD_SHARED_LIBS)
      endif()
      
    endif()
  endif()
  
  find_package_handle_standard_args(CGAL_CORE "DEFAULT_MSG" CGAL_CORE_INCLUDE_DIR )

endif()

#mark_as_advanced(CGAL_CORE_INCLUDE_DIR)