Homec4science
Diffusion LibMultiScale (features/new_parralelism) Browse

libmultiscale/packages/mpi.cmake
06c86961dad9features/new_parralelism

Last Change
Raw File

mpi.cmake
View Options

#===============================================================================
# @file mpi.cmake
#
# @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
# @author Nicolas Richart <nicolas.richart@epfl.ch>
#
# @date Mon Jul 28 12:20:03 2014
#
# @brief This is the main CMake configuration file for LM
#
# @section LICENSE
#
# Copyright (©) 2010-2011 EPFL (Ecole Polytechnique Fédérale de Lausanne)
# Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
#
# LibMultiScale is free software: you can redistribute it and/or modify it under the
# terms of the GNU Lesser General Public License as published by the Free
# Software Foundation, either version 3 of the License, or (at your option) any
# later version.
#
# LibMultiScale is distributed in the hope that it will be useful, but WITHOUT ANY
# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
# A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
# details.
#
# You should have received a copy of the GNU Lesser General Public License
# along with LibMultiScale. If not, see <http://www.gnu.org/licenses/>.
#
#===============================================================================
package_declare(MPI EXTERNAL
DESCRIPTION "Add MPI support "
EXTRA_PACKAGE_OPTIONS PREFIX MPI_C MPI
COMPILE_FLAGS "-DMPICH_IGNORE_CXX_SEEK"
SYSTEM ON
)
function(add_extra_mpi_options)
unset(MPI_ID CACHE)
package_get_include_dir(MPI _include_dir)
foreach(_inc_dir ${_include_dir})
if(EXISTS "${_inc_dir}/mpi.h")
if(NOT MPI_ID)
file(STRINGS "${_inc_dir}/mpi.h" _mpi_version REGEX "#define MPI_(SUB)?VERSION .*")
foreach(_ver ${_mpi_version})
string(REGEX MATCH "MPI_(VERSION|SUBVERSION) *([0-9]+)" _tmp "${_ver}")
set(_mpi_${CMAKE_MATCH_1} ${CMAKE_MATCH_2})
endforeach()
set(MPI_STD_VERSION "${_mpi_VERSION}.${_mpi_SUBVERSION}" CACHE INTERNAL "")
endif()
if(NOT MPI_ID)
# check if openmpi
file(STRINGS "${_inc_dir}/mpi.h" _ompi_version REGEX "#define OMPI_.*_VERSION .*")
if(_ompi_version)
set(MPI_ID "OpenMPI" CACHE INTERNAL "")
foreach(_version ${_ompi_version})
string(REGEX MATCH "OMPI_(.*)_VERSION (.*)" _tmp "${_version}")
if(_tmp)
set(MPI_VERSION_${CMAKE_MATCH_1} ${CMAKE_MATCH_2})
endif()
endforeach()
set(MPI_ID_VERSION "${MPI_VERSION_MAJOR}.${MPI_VERSION_MINOR}.${MPI_VERSION_RELEASE}" CACHE INTERNAL "")
endif()
endif()
if(NOT MPI_ID)
# check if intelmpi
file(STRINGS "${_inc_dir}/mpi.h" _impi_version REGEX "#define I_MPI_VERSION .*")
if(_impi_version)
set(MPI_ID "IntelMPI" CACHE INTERNAL "")
string(REGEX MATCH "I_MPI_VERSION \"(.*)\"" _tmp "${_impi_version}")
if(_tmp)
set(MPI_ID_VERSION "${CMAKE_MATCH_1}" CACHE INTERNAL "")
endif()
endif()
endif()
if(NOT MPI_ID)
# check if mvapich2
file(STRINGS "${_inc_dir}/mpi.h" _mvapich2_version REGEX "#define MVAPICH2_VERSION .*")
if(_mvapich2_version)
set(MPI_ID "MPVAPICH2" CACHE INTERNAL "")
string(REGEX MATCH "MVAPICH2_VERSION \"(.*)\"" _tmp "${_mvapich2_version}")
if(_tmp)
set(MPI_ID_VERSION "${CMAKE_MATCH_1}" CACHE INTERNAL "")
endif()
endif()
endif()
if(NOT MPI_ID)
# check if mpich (mpich as to be checked after all the mpi that derives from it)
file(STRINGS "${_inc_dir}/mpi.h" _mpich_version REGEX "#define MPICH_VERSION .*")
if(_mpich_version)
set(MPI_ID "MPICH" CACHE INTERNAL "")
string(REGEX MATCH "I_MPI_VERSION \"(.*)\"" _tmp "${_mpich_version}")
if(_tmp)
set(MPI_ID_VERSION "${CMAKE_MATCH_1}" CACHE INTERNAL "")
endif()
endif()
endif()
endif()
endforeach()
if(MPI_ID STREQUAL "IntelMPI" OR
MPI_ID STREQUAL "MPICH" OR
MPI_ID STREQUAL "MVAPICH2")
set(_flags "-DMPICH_IGNORE_CXX_SEEK")
elseif(MPI_ID STREQUAL "OpenMPI")
set(_flags "-DOMPI_SKIP_MPICXX")
if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
set( _flags "${_flags} -Wno-literal-suffix")
endif()
endif()
include(FindPackageMessage)
if(MPI_FOUND)
find_package_message(MPI "MPI ID: ${MPI_ID} ${MPI_ID_VERSION} (MPI standard ${MPI_STD_VERSION})" "${MPI_STD_VERSION}")
endif()
set(MPI_EXTRA_COMPILE_FLAGS "${_flags}" CACHE STRING "Extra flags for MPI" FORCE)
mark_as_advanced(MPI_EXTRA_COMPILE_FLAGS)
#set_property(SOURCE ${_srcs} PROPERTY COMPILE_FLAGS "${_flags}")
package_set_compile_flags(MPI CXX ${_flags})
endfunction()
add_extra_mpi_options()
mark_as_advanced(MPI_EXTRA_LIBRARY)
mark_as_advanced(MPI_LIBRARY)
c4science · Help