FindEigen.cmake

# - Try to find Eigen2 lib
# Once done this will define
#
#  EIGEN2_FOUND - system has eigen lib
#  EIGEN2_INCLUDE_DIR - the eigen include directory

# Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org>
# Redistribution and use is allowed according to the terms of the BSD license.
# For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#adapted for OpenStructure by Juergen Haas <juergen.haas@unibas.ch>

if (EIGEN2_INCLUDE_DIR)

  # in cache already
  set(EIGEN2_FOUND TRUE)

else (EIGEN2_INCLUDE_DIR)

  find_path(EIGEN2_INCLUDE_DIR NAMES Eigen/Core
     PATH_SUFFIXES eigen2
     HINTS
     ${INCLUDE_INSTALL_DIR}
   )
endif(EIGEN2_INCLUDE_DIR)

include (FindPackageHandleStandardArgs)
find_package_handle_standard_args (EIGEN DEFAULT_MSG EIGEN2_INCLUDE_DIR)

mark_as_advanced (EIGEN2_INCLUDE_DIR)