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author | Andreas Sandberg <andreas.sandberg@arm.com> | 2017-02-27 13:17:51 +0000 |
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committer | Andreas Sandberg <andreas.sandberg@arm.com> | 2017-05-02 12:37:32 +0000 |
commit | c79706ff4ce591df2151db5504d3c224f3c9965f (patch) | |
tree | b56cd2bfe704a40575a71075e78194a4c516c98d /ext/pybind11/tools/FindEigen3.cmake | |
parent | 359cb08623324b62d7c34973ae54d5bc7f23f9fd (diff) | |
download | gem5-c79706ff4ce591df2151db5504d3c224f3c9965f.tar.xz |
ext: Add pybind rev f4b81b3
Change-Id: I52e4fc9ebf2f59da57d8cf8f3e37cc79598c2f5f
Signed-off-by: Andreas Sandberg <andreas.sandberg@arm.com>
Reviewed-by: Andreas Hansson <andreas.hansson@arm.com>
Reviewed-by: Curtis Dunham <curtis.dunham@arm.com>
Reviewed-on: https://gem5-review.googlesource.com/2229
Reviewed-by: Tony Gutierrez <anthony.gutierrez@amd.com>
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Pierre-Yves PĂ©neau <pierre-yves.peneau@lirmm.fr>
Diffstat (limited to 'ext/pybind11/tools/FindEigen3.cmake')
-rw-r--r-- | ext/pybind11/tools/FindEigen3.cmake | 81 |
1 files changed, 81 insertions, 0 deletions
diff --git a/ext/pybind11/tools/FindEigen3.cmake b/ext/pybind11/tools/FindEigen3.cmake new file mode 100644 index 000000000..9c546a05d --- /dev/null +++ b/ext/pybind11/tools/FindEigen3.cmake @@ -0,0 +1,81 @@ +# - Try to find Eigen3 lib +# +# This module supports requiring a minimum version, e.g. you can do +# find_package(Eigen3 3.1.2) +# to require version 3.1.2 or newer of Eigen3. +# +# Once done this will define +# +# EIGEN3_FOUND - system has eigen lib with correct version +# EIGEN3_INCLUDE_DIR - the eigen include directory +# EIGEN3_VERSION - eigen version + +# Copyright (c) 2006, 2007 Montel Laurent, <montel@kde.org> +# Copyright (c) 2008, 2009 Gael Guennebaud, <g.gael@free.fr> +# Copyright (c) 2009 Benoit Jacob <jacob.benoit.1@gmail.com> +# Redistribution and use is allowed according to the terms of the 2-clause BSD license. + +if(NOT Eigen3_FIND_VERSION) + if(NOT Eigen3_FIND_VERSION_MAJOR) + set(Eigen3_FIND_VERSION_MAJOR 2) + endif(NOT Eigen3_FIND_VERSION_MAJOR) + if(NOT Eigen3_FIND_VERSION_MINOR) + set(Eigen3_FIND_VERSION_MINOR 91) + endif(NOT Eigen3_FIND_VERSION_MINOR) + if(NOT Eigen3_FIND_VERSION_PATCH) + set(Eigen3_FIND_VERSION_PATCH 0) + endif(NOT Eigen3_FIND_VERSION_PATCH) + + set(Eigen3_FIND_VERSION "${Eigen3_FIND_VERSION_MAJOR}.${Eigen3_FIND_VERSION_MINOR}.${Eigen3_FIND_VERSION_PATCH}") +endif(NOT Eigen3_FIND_VERSION) + +macro(_eigen3_check_version) + file(READ "${EIGEN3_INCLUDE_DIR}/Eigen/src/Core/util/Macros.h" _eigen3_version_header) + + string(REGEX MATCH "define[ \t]+EIGEN_WORLD_VERSION[ \t]+([0-9]+)" _eigen3_world_version_match "${_eigen3_version_header}") + set(EIGEN3_WORLD_VERSION "${CMAKE_MATCH_1}") + string(REGEX MATCH "define[ \t]+EIGEN_MAJOR_VERSION[ \t]+([0-9]+)" _eigen3_major_version_match "${_eigen3_version_header}") + set(EIGEN3_MAJOR_VERSION "${CMAKE_MATCH_1}") + string(REGEX MATCH "define[ \t]+EIGEN_MINOR_VERSION[ \t]+([0-9]+)" _eigen3_minor_version_match "${_eigen3_version_header}") + set(EIGEN3_MINOR_VERSION "${CMAKE_MATCH_1}") + + set(EIGEN3_VERSION ${EIGEN3_WORLD_VERSION}.${EIGEN3_MAJOR_VERSION}.${EIGEN3_MINOR_VERSION}) + if(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION}) + set(EIGEN3_VERSION_OK FALSE) + else(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION}) + set(EIGEN3_VERSION_OK TRUE) + endif(${EIGEN3_VERSION} VERSION_LESS ${Eigen3_FIND_VERSION}) + + if(NOT EIGEN3_VERSION_OK) + + message(STATUS "Eigen3 version ${EIGEN3_VERSION} found in ${EIGEN3_INCLUDE_DIR}, " + "but at least version ${Eigen3_FIND_VERSION} is required") + endif(NOT EIGEN3_VERSION_OK) +endmacro(_eigen3_check_version) + +if (EIGEN3_INCLUDE_DIR) + + # in cache already + _eigen3_check_version() + set(EIGEN3_FOUND ${EIGEN3_VERSION_OK}) + +else (EIGEN3_INCLUDE_DIR) + + find_path(EIGEN3_INCLUDE_DIR NAMES signature_of_eigen3_matrix_library + PATHS + ${CMAKE_INSTALL_PREFIX}/include + ${KDE4_INCLUDE_DIR} + PATH_SUFFIXES eigen3 eigen + ) + + if(EIGEN3_INCLUDE_DIR) + _eigen3_check_version() + endif(EIGEN3_INCLUDE_DIR) + + include(FindPackageHandleStandardArgs) + find_package_handle_standard_args(Eigen3 DEFAULT_MSG EIGEN3_INCLUDE_DIR EIGEN3_VERSION_OK) + + mark_as_advanced(EIGEN3_INCLUDE_DIR) + +endif(EIGEN3_INCLUDE_DIR) + |