| # - Try to find eigen2 headers | 
 | # Once done this will define | 
 | # | 
 | #  MTL4_FOUND - system has eigen2 lib | 
 | #  MTL4_INCLUDE_DIR - the eigen2 include directory | 
 | # | 
 | # Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr> | 
 | # Adapted from FindEigen.cmake: | 
 | # 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. | 
 |  | 
 | if (MTL4_INCLUDE_DIR) | 
 |  | 
 |   # in cache already | 
 |   set(MTL4_FOUND TRUE) | 
 |  | 
 | else () | 
 |  | 
 | find_path(MTL4_INCLUDE_DIR NAMES boost/numeric/mtl/mtl.hpp | 
 |      PATHS | 
 |      ${INCLUDE_INSTALL_DIR} | 
 |    ) | 
 |  | 
 | include(FindPackageHandleStandardArgs) | 
 | find_package_handle_standard_args(MTL4 DEFAULT_MSG MTL4_INCLUDE_DIR) | 
 |  | 
 | mark_as_advanced(MTL4_INCLUDE_DIR) | 
 |  | 
 | endif() | 
 |  |