if(CMAKE_SIZEOF_VOID_P EQUAL 8)
  set(_LIB_SUFFIX 64)
else()
  set(_LIB_SUFFIX 32)
endif()

find_path(
  SWIG_DIR
  NAMES swigrun.i
  HINTS ENV SWIG_PATH ${SWIG_PATH} ${CMAKE_SOURCE_DIR}/${SWIG_PATH}
  PATH_SUFFIXES ../swig/Lib swig/Lib)

find_program(
  SWIG_EXECUTABLE
  NAMES swig
  HINTS ENV SWIG_PATH ${SWIG_PATH} ${CMAKE_SOURCE_DIR}/${SWIG_PATH}
  PATH_SUFFIXES ../swig swig)

find_package(SWIG QUIET 2)