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mpi.cmake
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#===============================================================================
# @file mpi.cmake
#
# @author Guillaume Anciaux <guillaume.anciaux@epfl.ch>
# @author Nicolas Richart <nicolas.richart@epfl.ch>
#
# @date creation: Mon Nov 21 2011
# @date last modification: Fri Dec 13 2019
#
# @brief package description for mpi
#
#
# @section LICENSE
#
# Copyright (©) 2010-2021 EPFL (Ecole Polytechnique Fédérale de Lausanne)
# Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
#
# Akantu 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.
#
# Akantu 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 Akantu. If not, see <http://www.gnu.org/licenses/>.
#
#===============================================================================
set(MPI_CXX_SKIP_MPICXX TRUE CACHE BOOL "NO CXX support for mpi" FORCE)
package_declare(MPI EXTERNAL
DESCRIPTION "Add MPI support in akantu"
EXTRA_PACKAGE_OPTIONS PREFIX MPI_C MPI ARGS "COMPONENTS;C"
)
package_declare_sources(MPI
synchronizer/mpi_communicator_data.hh
synchronizer/communicator_mpi_inline_impl.hh
)
function(_add_to_mpi_preflags flag)
if(NOT MPIEXEC_PREFLAGS MATCHES "${flag}")
string(STRIP "${flag} ${MPIEXEC_PREFLAGS}" _preflags)
set(MPIEXEC_PREFLAGS "${_preflags}" CACHE STRING "" FORCE)
endif()
endfunction()
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 "")
_add_to_mpi_preflags("--oversubscribe")
if(AKANTU_RUN_IN_DOCKER)
_add_to_mpi_preflags("--allow-run-as-root")
endif()
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)
#package_get_source_files(MPI _srcs _pub _priv)
#list(APPEND _srcs "common/aka_error.cc")
#set_property(SOURCE ${_srcs} PROPERTY COMPILE_FLAGS "${_flags}")
package_set_compile_flags(MPI CXX ${_flags})
endfunction()
package_on_enabled_script(MPI
"
add_extra_mpi_options()
mask_package_options(MPI)
"
)
package_set_package_system_dependency(MPI deb mpi-default-bin)
package_set_package_system_dependency(MPI deb-src mpi-default-dev)
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