Warning, /frameworks/kdelibs4support/cmake/modules/FindEigen2.cmake is written in an unsupported language. File is not indexed.

0001 # - Try to find Eigen2 lib
0002 #
0003 # This module supports requiring a minimum version, e.g. you can do
0004 #   find_package(Eigen2 2.0.3)
0005 # to require version 2.0.3 to newer of Eigen2.
0006 #
0007 # Once done this will define
0008 #
0009 #  EIGEN2_FOUND - system has eigen lib with correct version
0010 #  EIGEN2_INCLUDE_DIR - the eigen include directory
0011 #  EIGEN2_VERSION - eigen version
0012 
0013 # Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org>
0014 # Copyright (c) 2008, 2009 Gael Guennebaud, <g.gael@free.fr>
0015 # Redistribution and use is allowed according to the terms of the BSD license.
0016 
0017 if(NOT Eigen2_FIND_VERSION)
0018   set(Eigen2_FIND_VERSION_MAJOR 2)
0019   set(Eigen2_FIND_VERSION_MINOR 0)
0020   set(Eigen2_FIND_VERSION_PATCH 0)
0021 
0022   set(Eigen2_FIND_VERSION "${Eigen2_FIND_VERSION_MAJOR}.${Eigen2_FIND_VERSION_MINOR}.${Eigen2_FIND_VERSION_PATCH}")
0023 endif(NOT Eigen2_FIND_VERSION)
0024 
0025 macro(_eigen2_get_version)
0026   file(READ "${EIGEN2_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen2_version_header LIMIT 5000 OFFSET 1000)
0027 
0028   string(REGEX MATCH "define *EIGEN_WORLD_VERSION ([0-9]*)" _eigen2_world_version_match "${_eigen2_version_header}")
0029   set(EIGEN2_WORLD_VERSION "${CMAKE_MATCH_1}")
0030   string(REGEX MATCH "define *EIGEN_MAJOR_VERSION ([0-9]*)" _eigen2_major_version_match "${_eigen2_version_header}")
0031   set(EIGEN2_MAJOR_VERSION "${CMAKE_MATCH_1}")
0032   string(REGEX MATCH "define *EIGEN_MINOR_VERSION ([0-9]*)" _eigen2_minor_version_match "${_eigen2_version_header}")
0033   set(EIGEN2_MINOR_VERSION "${CMAKE_MATCH_1}")
0034 
0035   set(EIGEN2_VERSION ${EIGEN2_WORLD_VERSION}.${EIGEN2_MAJOR_VERSION}.${EIGEN2_MINOR_VERSION})
0036 endmacro(_eigen2_get_version)
0037 
0038 find_path(EIGEN2_INCLUDE_DIR NAMES Eigen/Core
0039      PATHS
0040      ${INCLUDE_INSTALL_DIR}
0041      ${KDE4_INCLUDE_DIR}
0042      PATH_SUFFIXES eigen2
0043    )
0044 
0045 if(EIGEN2_INCLUDE_DIR)
0046   _eigen2_get_version()
0047 endif(EIGEN2_INCLUDE_DIR)
0048 
0049 include(FindPackageHandleStandardArgs)
0050 find_package_handle_standard_args(Eigen2 REQUIRED_VARS EIGEN2_INCLUDE_DIR
0051                                          VERSION_VAR EIGEN2_VERSION)
0052 
0053 mark_as_advanced(EIGEN2_INCLUDE_DIR)
0054 
0055