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| author | Allen Winter <allen.winter@kdab.com> | 2011-06-28 17:13:05 -0400 |
|---|---|---|
| committer | Allen Winter <allen.winter@kdab.com> | 2011-06-28 17:13:05 -0400 |
| commit | e15ffacc69242c89107afbfda6f8ece9f2b56633 (patch) | |
| tree | 34bed177321c49f883d9d75616947a18f38c037f /modules/FindEigen2.cmake | |
| parent | 5c79bed7250cb2f854bfb4f20e4d266925d94b54 (diff) | |
| parent | c06badd8d431583071cad638fea082ca0776a0a3 (diff) | |
| download | extra-cmake-modules-e15ffacc69242c89107afbfda6f8ece9f2b56633.tar.gz extra-cmake-modules-e15ffacc69242c89107afbfda6f8ece9f2b56633.tar.bz2 | |
Merge branch 'allen' of /data/kde/trunk/KDE/kdelibs
Diffstat (limited to 'modules/FindEigen2.cmake')
| -rw-r--r-- | modules/FindEigen2.cmake | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/modules/FindEigen2.cmake b/modules/FindEigen2.cmake new file mode 100644 index 00000000..83949e99 --- /dev/null +++ b/modules/FindEigen2.cmake @@ -0,0 +1,55 @@ +# - Try to find Eigen2 lib +# +# This module supports requiring a minimum version, e.g. you can do +# find_package(Eigen2 2.0.3) +# to require version 2.0.3 to newer of Eigen2. +# +# Once done this will define +# +# EIGEN2_FOUND - system has eigen lib with correct version +# EIGEN2_INCLUDE_DIR - the eigen include directory +# EIGEN2_VERSION - eigen version + +# Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org> +# Copyright (c) 2008, 2009 Gael Guennebaud, <g.gael@free.fr> +# Redistribution and use is allowed according to the terms of the BSD license. + +if(NOT Eigen2_FIND_VERSION) + set(Eigen2_FIND_VERSION_MAJOR 2) + set(Eigen2_FIND_VERSION_MINOR 0) + set(Eigen2_FIND_VERSION_PATCH 0) + + set(Eigen2_FIND_VERSION "${Eigen2_FIND_VERSION_MAJOR}.${Eigen2_FIND_VERSION_MINOR}.${Eigen2_FIND_VERSION_PATCH}") +endif(NOT Eigen2_FIND_VERSION) + +macro(_eigen2_get_version) + file(READ "${EIGEN2_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen2_version_header LIMIT 5000 OFFSET 1000) + + string(REGEX MATCH "define *EIGEN_WORLD_VERSION ([0-9]*)" _eigen2_world_version_match "${_eigen2_version_header}") + set(EIGEN2_WORLD_VERSION "${CMAKE_MATCH_1}") + string(REGEX MATCH "define *EIGEN_MAJOR_VERSION ([0-9]*)" _eigen2_major_version_match "${_eigen2_version_header}") + set(EIGEN2_MAJOR_VERSION "${CMAKE_MATCH_1}") + string(REGEX MATCH "define *EIGEN_MINOR_VERSION ([0-9]*)" _eigen2_minor_version_match "${_eigen2_version_header}") + set(EIGEN2_MINOR_VERSION "${CMAKE_MATCH_1}") + + set(EIGEN2_VERSION ${EIGEN2_WORLD_VERSION}.${EIGEN2_MAJOR_VERSION}.${EIGEN2_MINOR_VERSION}) +endmacro(_eigen2_get_version) + +find_path(EIGEN2_INCLUDE_DIR NAMES Eigen/Core + PATHS + ${INCLUDE_INSTALL_DIR} + ${KDE4_INCLUDE_DIR} + PATH_SUFFIXES eigen2 + ) + +if(EIGEN2_INCLUDE_DIR) + _eigen2_get_version() +endif(EIGEN2_INCLUDE_DIR) + +include(FindPackageHandleStandardArgs) +find_package_handle_standard_args(Eigen2 REQUIRED_VARS EIGEN2_INCLUDE_DIR + VERSION_VAR EIGEN2_VERSION) + +mark_as_advanced(EIGEN2_INCLUDE_DIR) + + |