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FindMumps.cmake
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#===============================================================================
# @file FindMumps.cmake
#
# @author Mathias Lebihain <mathias.lebihain@enpc.fr>
# @author Philip Mueller <philip.mueller@math.ethz.ch>
# @author Nicolas Richart <nicolas.richart@epfl.ch>
#
# @date creation: Sun Oct 19 2014
# @date last modification: Fri Jan 22 2021
#
# @brief The find_package file for the Mumps solver
#
#
# @section LICENSE
#
# Copyright (©) 2015-2021 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(_MUMPS_COMPONENTS "sequential" "parallel" "double" "float" "complex_double" "complex_float")
if(NOT Mumps_FIND_COMPONENTS)
set(Mumps_FIND_COMPONENTS "parallel" "double" "float" "complex_double" "complex_float")
endif()
#===============================================================================
enable_language(Fortran)
option(MUMPS_DETECT_DEBUG "Helps to debug mumps detection problems" OFF)
mark_as_advanced(MUMPS_DETECT_DEBUG)
set(MUMPS_PRECISIONS)
set(MUMPS_PLAT)
foreach(_comp ${Mumps_FIND_COMPONENTS})
if("${_comp}" STREQUAL "sequential")
set(MUMPS_PLAT _seq) #default plat on debian based distribution
endif()
if("${_comp}" STREQUAL "float")
list(APPEND MUMPS_PRECISIONS s)
endif()
if("${_comp}" STREQUAL "double")
list(APPEND MUMPS_PRECISIONS d)
endif()
if("${_comp}" STREQUAL "complex_float")
list(APPEND MUMPS_PRECISIONS c)
endif()
if("${_comp}" STREQUAL "complex_double")
list(APPEND MUMPS_PRECISIONS z)
endif()
endforeach()
if(NOT MUMPS_PRECISIONS)
set(MUMPS_PRECISIONS s d c z)
endif()
list(GET MUMPS_PRECISIONS 0 _first_precision)
string(TOUPPER "${_first_precision}" _u_first_precision)
find_path(MUMPS_INCLUDE_DIR ${_first_precision}mumps_c.h
PATHS "${MUMPS_DIR}" ENV MUMPS_DIR
PATH_SUFFIXES include
)
mark_as_advanced(MUMPS_INCLUDE_DIR)
set(_mumps_required_vars)
foreach(_precision ${MUMPS_PRECISIONS})
string(TOUPPER "${_precision}" _u_precision)
if(DEFINED MUMPS_LIBRARY_${_u_precision}MUMPS AND
(NOT "${Mumps_FIND_COMPONENTS}" STREQUAL "${Mumps_FIND_COMPONENTS_SAVE}"))
set(MUMPS_LIBRARY_${_u_precision}MUMPS NOTFOUND CACHE PATH "" FORCE)
endif()
find_library(MUMPS_LIBRARY_${_u_precision}MUMPS
NAMES ${_precision}mumps${MUMPS_PLAT} ${_precision}mumps
PATHS "${MUMPS_DIR}" ENV MUMPS_DIR
PATH_SUFFIXES lib
)
mark_as_advanced(MUMPS_LIBRARY_${_u_precision}MUMPS)
list(APPEND _mumps_required_vars MUMPS_LIBRARY_${_u_precision}MUMPS)
list(APPEND MUMPS_LIBRARIES_ALL ${MUMPS_LIBRARY_${_u_precision}MUMPS})
endforeach()
if(MUMPS_LIBRARY_${_u_first_precision}MUMPS MATCHES ".*${_first_precision}mumps.*${CMAKE_STATIC_LIBRARY_SUFFIX}")
# Assuming mumps was compiled as a static library
set(MUMPS_LIBRARY_TYPE STATIC CACHE INTERNAL "" FORCE)
else()
set(MUMPS_LIBRARY_TYPE SHARED CACHE INTERNAL "" FORCE)
endif()
macro(find_mpiseq)
find_library(MUMPS_LIBRARY_MPISEQ mpiseq${MUMPS_PLAT} mpiseq
PATHS "${MUMPS_DIR}" ENV MUMPS_DIR
PATH_SUFFIXES lib
)
if (NOT MUMPS_LIBRARY_MPISEQ)
message("Could not find libmpiseq for sequential version of MUMPS, was "
"MUMPS compiled in sequential ?")
endif()
set(${_libs} ${MUMPS_LIBRARY_MPISEQ} PARENT_SCOPE)
mark_as_advanced(MUMPS_LIBRARY_MPISEQ)
endmacro()
macro(debug_message)
if(MUMPS_DETECT_DEBUG)
message(${ARGN})
endif()
endmacro()
function(mumps_add_dependency _pdep _libs _incs)
string(TOUPPER ${_pdep} _u_pdep)
if(_pdep STREQUAL "mumps_common")
find_library(MUMPS_LIBRARY_COMMON
NAMES mumps_common${MUMPS_PLAT} mumps_common
PATHS "${MUMPS_DIR}" ENV MUMPS_DIR
PATH_SUFFIXES lib
)
set(${_libs} ${MUMPS_LIBRARY_COMMON} PARENT_SCOPE)
mark_as_advanced(MUMPS_LIBRARY_COMMON)
elseif(_pdep STREQUAL "pord")
find_library(MUMPS_LIBRARY_PORD
NAMES pord${MUMPS_PLAT} pord
PATHS "${MUMPS_DIR}" ENV MUMPS_DIR
PATH_SUFFIXES lib
)
set(${_libs} ${MUMPS_LIBRARY_PORD} PARENT_SCOPE)
mark_as_advanced(MUMPS_LIBRARY_PORD)
elseif(_pdep MATCHES "Scotch")
find_package(Scotch REQUIRED ${ARGN} QUIET)
if(ARGN)
list(GET ARGN 1 _comp)
string(TOUPPER ${_comp} _u_comp)
set(${_libs} ${SCOTCH_LIBRARY_${_u_comp}} PARENT_SCOPE)
else()
set(${_libs} ${${_u_pdep}_LIBRARIES} PARENT_SCOPE)
endif()
elseif(_pdep MATCHES "MPI")
if(MUMPS_PLAT STREQUAL "_seq")
find_mpiseq()
else()
if(NOT CMAKE_Fortran_COMPILER_LOADED)
enable_language(Fortran)
endif()
find_package(MPI REQUIRED QUIET
COMPONENTS C Fortran)
set(${_libs} ${MPI_C_LIBRARIES} ${MPI_Fortran_LIBRARIES} PARENT_SCOPE)
set(${_incs}
${MPI_C_INCLUDE_PATH} # deprecated
${MPI_C_INCLUDE_DIRS}
${MPI_Fortran_INCLUDE_PATH} # deprecated
${MPI_Fortran_INCLUDE_DIRS}
PARENT_SCOPE)
endif()
elseif(_pdep MATCHES "Threads")
find_package(Threads REQUIRED QUIET)
set(${_libs} Threads::Threads PARENT_SCOPE)
elseif(_pdep MATCHES "OpenMP")
find_package(OpenMP REQUIRED QUIET)
set(${_libs} OpenMP::OpenMP_C PARENT_SCOPE)
elseif(_pdep MATCHES "Math")
set(${_libs} m PARENT_SCOPE)
elseif(_pdep MATCHES "ScaLAPACK")
if(MUMPS_PLAT STREQUAL "_seq")
# ScaLAPACK symbols are in mpiseq form 5.20+
find_mpiseq()
else()
find_package(ScaLAPACK REQUIRED QUIET)
set(${_libs} ${SCALAPACK_LIBRARIES} PARENT_SCOPE)
endif()
elseif(_pdep MATCHES "gfortran")
if(NOT CMAKE_Fortran_COMPILER_LOADED)
enable_language(Fortran)
endif()
set(${_libs} gfortran PARENT_SCOPE)
else()
find_package(${_pdep} REQUIRED QUIET)
set(${_libs} ${${_u_pdep}_LIBRARIES} ${${_u_pdep}_LIBRARY} PARENT_SCOPE)
endif()
endfunction()
function(mumps_find_dependencies)
set(_libraries_all m ${MUMPS_LIBRARIES_ALL})
set(_include_dirs ${MUMPS_INCLUDE_DIR})
set(_mumps_test_dir "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}")
file(READ ${CMAKE_CURRENT_LIST_DIR}/CheckFindMumps.c _output)
file(WRITE "${_mumps_test_dir}/mumps_test_code.c"
"#include <${_first_precision}mumps_c.h>
${_u_first_precision}MUMPS_STRUC_C id;
#define mumps_c ${_first_precision}mumps_c
#define Real ${_u_first_precision}MUMPS_REAL
")
if(MUMPS_PLAT STREQUAL _seq)
file(APPEND "${_mumps_test_dir}/mumps_test_code.c"
"#define MUMPS_SEQ
")
else()
file(APPEND "${_mumps_test_dir}/mumps_test_code.c"
"// #undef MUMPS_SEQ
")
endif()
file(APPEND "${_mumps_test_dir}/mumps_test_code.c" "${_output}")
#===============================================================================
# ADD here the symbols needed to compile
set(_mumps_dep_compile_MPI mpi.h)
# ADD here the symbols needed to link
set(_mumps_dep_link_MPI mpi_send mpi_type_free mpi_allreduce MPI_)
set(_mumps_dep_link_BLAS ${_first_precision}gemm)
set(_mumps_dep_link_ScaLAPACK numroc)
set(_mumps_dep_link_LAPACK ilaenv)
set(_mumps_dep_link_Scotch SCOTCH_graphInit scotchfstratexit)
set(_mumps_dep_link_Scotch_ptscotch scotchfdgraphexit)
set(_mumps_dep_link_Scotch_esmumps esmumps)
set(_mumps_dep_link_mumps_common mumps_abort mumps_get_perlu)
set(_mumps_dep_link_pord SPACE_ordering)
set(_mumps_dep_link_METIS metis_nodend)
set(_mumps_dep_link_Threads pthread_create)
set(_mumps_dep_link_OpenMP omp_ GOMP_loop_end_nowait)
set(_mumps_dep_link_gfortran gfortran)
set(_mumps_dep_link_Math lround)
set(_mumps_dep_link_ParMETIS ParMETIS_V3_NodeND)
# ADD here the symbols needed to run
set(_mumps_dep_run_mumps_common mumps_fac_descband)
set(_mumps_dep_run_MPI mpi_bcast)
set(_mumps_dep_run_ScaLAPACK idamax numroc)
set(_mumps_dep_run_Scotch_ptscotch scotchfdgraphbuild)
set(_mumps_dep_comp_Scotch_ptscotch COMPONENTS ptscotch)
set(_mumps_dep_comp_Scotch_esmumps COMPONENTS esmumps)
set(_mumps_potential_dependencies
mumps_common pord
MPI Threads OpenMP
BLAS LAPACK ScaLAPACK
Scotch Scotch_ptscotch Scotch_esmumps
METIS ParMETIS
gfortran Math)
#===============================================================================
set(_retry_try_run TRUE)
set(_retry_count 0)
# trying only as long as we add dependencies to avoid infinite loop in case of
# an unknown dependency
while (_retry_try_run AND _retry_count LESS 100)
try_run(_mumps_run _mumps_compiles
"${_mumps_test_dir}"
"${_mumps_test_dir}/mumps_test_code.c"
CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${_include_dirs}"
LINK_LIBRARIES ${_libraries_all} ${_libraries_all}
RUN_OUTPUT_VARIABLE _run
COMPILE_OUTPUT_VARIABLE _out)
set(_retry_compile FALSE)
debug_message("COMPILATION outputs: \n${_out} \n RUN OUTPUT \n${_run}")
if(_mumps_compiles AND NOT (_mumps_run STREQUAL "FAILED_TO_RUN"))
break()
endif()
if(_retry_count EQUAL 0 AND
(NOT _mumps_compiles OR _mumps_run STREQUAL "FAILED_TO_RUN"))
message(STATUS "Searching for MUMPS link dependencies")
endif()
foreach(_pdep ${_mumps_potential_dependencies})
set(_libs)
set(_incs)
set(_add_pdep FALSE)
debug_message("Trying to add: ${_pdep} as a dependency")
if (NOT _mumps_compiles)
if(DEFINED _mumps_dep_link_${_pdep})
foreach (_link_dep ${_mumps_dep_link_${_pdep}})
debug_message(" - test ${_link_dep}")
if(_out MATCHES "undefined reference to.*${_link_dep}" OR
_out MATCHES "${_link_dep}.*referenced from")
set(_add_pdep TRUE)
debug_message(" - ${_pdep} is a link dependency")
endif()
endforeach()
endif()
if (DEFINED _mumps_dep_compile_${_pdep})
foreach (_compile_dep ${_mumps_dep_compile_${_pdep}})
if(_out MATCHES "${_compile_dep}.*(No such file|file not found)")
set(_add_pdep TRUE)
debug_message(" - ${_pdep} is a compile dependency")
endif()
endforeach()
endif()
elseif(_mumps_run STREQUAL "FAILED_TO_RUN" AND
DEFINED _mumps_dep_run_${_pdep})
foreach(_run_dep ${_mumps_dep_run_${_pdep}})
if(_run MATCHES "${_run_dep}")
set(_add_pdep TRUE)
debug_message(" - ${_pdep} is a run dependency")
endif()
endforeach()
endif()
if(_add_pdep)
mumps_add_dependency(${_pdep} _libs _incs ${_mumps_dep_comp_${_pdep}})
debug_message(" - Found: ${_pdep} (${_libs})")
if(NOT _libs)
message(FATAL_ERROR "MUMPS depends on ${_pdep} but no libraries where found")
else()
message(STATUS " Found MUMPS dependency ${_pdep} (${_libs})")
endif()
list(APPEND _libraries_all ${_libs})
if(_incs)
list(APPEND _include_dirs ${_incs})
endif()
set(_retry_try_run TRUE)
endif()
endforeach()
math(EXPR _retry_count "${_retry_count} + 1")
endwhile()
if(_retry_count GREATER 10)
message(FATAL_ERROR "Do not know what to do to link with mumps on your system, I give up!"
"Last compilation outputs: \n${_out} \n And last run output \n${_run}")
endif()
if(APPLE)
# in doubt add some stuff because mumps was perhaps badly compiled
mumps_add_dependency(pord _libs _incs)
list(APPEND _libraries_all ${_libs})
endif()
set(MUMPS_LIBRARIES_ALL ${_libraries_all} PARENT_SCOPE)
endfunction()
mumps_find_dependencies()
set(MUMPS_LIBRARIES ${MUMPS_LIBRARIES_ALL} CACHE INTERNAL "" FORCE)
#===============================================================================
include(FindPackageHandleStandardArgs)
if(CMAKE_VERSION VERSION_GREATER 2.8.12)
if(MUMPS_INCLUDE_DIR)
file(STRINGS ${MUMPS_INCLUDE_DIR}/dmumps_c.h _versions
REGEX "^#define MUMPS_VERSION .*")
foreach(_ver ${_versions})
string(REGEX MATCH "MUMPS_VERSION *\"([0-9.]+)\"" _tmp "${_ver}")
set(_mumps_VERSION ${CMAKE_MATCH_1})
endforeach()
set(MUMPS_VERSION "${_mumps_VERSION}" CACHE INTERNAL "")
endif()
find_package_handle_standard_args(Mumps
REQUIRED_VARS ${_mumps_required_vars}
MUMPS_INCLUDE_DIR
VERSION_VAR MUMPS_VERSION
)
else()
find_package_handle_standard_args(Mumps DEFAULT_MSG
${_mumps_required_vars} MUMPS_INCLUDE_DIR)
endif()
if(Mumps_FOUND)
set(Mumps_FIND_COMPONENTS_SAVE "${Mumps_FIND_COMPONENTS}" CACHE INTERNAL "")
endif()
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