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FindMumps.cmake
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#===============================================================================
# @file FindMumps.cmake
#
# @author Nicolas Richart <nicolas.richart@epfl.ch>
#
# @date creation: Fri Oct 24 2014
# @date last modification: Wed Jan 13 2016
#
# @brief The find_package file for the Mumps solver
#
# @section LICENSE
#
# Copyright (©) 2015 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)
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)
find_library(MUMPS_LIBRARY_${_u_precision}MUMPS NAMES ${_precision}mumps${MUMPS_PREFIX}
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)
if (CMAKE_Fortran_COMPILER MATCHES ".*gfortran")
set(_compiler_specific gfortran)
elseif (CMAKE_Fortran_COMPILER MATCHES ".*ifort")
set(_compiler_specific ifcore)
else()
message("Compiler ${CMAKE_Fortran_COMPILER} is not known, you will probably "
"have to add semething instead of this message to be able to test mumps "
"install")
endif()
else()
set(MUMPS_LIBRARY_TYPE SHARED CACHE INTERNAL "" FORCE)
endif()
function(mumps_add_dependency _pdep _libs)
string(TOUPPER ${_pdep} _u_pdep)
if(_pdep STREQUAL "mumps_common")
find_library(MUMPS_LIBRARY_COMMON mumps_common${MUMPS_PREFIX}
PATHS "${MUMPS_DIR}"
ENV MUMPS_DIR
PATH_SUFFIXES lib
)
set(${_libs} ${MUMPS_LIBRARY_COMMON} PARENT_SCOPE)
mark_as_advanced(MUMPS_LIBRARY_COMMON)
elseif(_pdep STREQUAL "pord")
find_library(MUMPS_LIBRARY_PORD pord${MUMPS_PREFIX}
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()
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 ${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
")
find_package(MPI REQUIRED)
list(APPEND _compiler_specific ${MPI_C_LIBRARIES})
list(APPEND _include_dirs ${MPI_C_INCLUDE_PATH} ${MPI_INCLUDE_DIR})
endif()
file(APPEND "${_mumps_test_dir}/mumps_test_code.c" "${_output}")
#===============================================================================
set(_mumps_dep_symbol_BLAS ${_first_precision}gemm)
set(_mumps_dep_symbol_ScaLAPACK numroc)
set(_mumps_dep_symbol_MPI mpi_send)
set(_mumps_dep_symbol_Scotch SCOTCH_graphInit)
set(_mumps_dep_symbol_Scotch_ptscotch scotchfdgraphexit)
set(_mumps_dep_symbol_Scotch_esmumps esmumps)
set(_mumps_dep_symbol_mumps_common mumps_abort)
set(_mumps_dep_symbol_pord SPACE_ordering)
set(_mumps_dep_symbol_METIS metis_nodend)
set(_mumps_dep_symbol_ParMETIS ParMETIS_V3_NodeND)
# added for fucking macosx that cannot fail at link
set(_mumps_run_dep_symbol_mumps_common mumps_fac_descband)
set(_mumps_run_dep_symbol_MPI mpi_bcast)
set(_mumps_run_dep_symbol_ScaLAPACK idamax)
set(_mumps_dep_comp_Scotch_ptscotch COMPONENTS ptscotch)
set(_mumps_dep_comp_Scotch_esmumps COMPONENTS esmumps)
set(_mumps_potential_dependencies mumps_common pord BLAS ScaLAPACK MPI
Scotch Scotch_ptscotch Scotch_esmumps METIS ParMETIS)
#===============================================================================
set(_retry_try_run TRUE)
set(_retry_count 0)
# trying only as long as we add dependencies to avoid inifinte loop in case of an unkown dependency
while (_retry_try_run AND _retry_count LESS 100)
try_run(_mumps_run _mumps_compiles "${_mumps_test_dir}" "${_mumps_test_dir}/mumps_test_code.c"
CMAKE_FLAGS "-DINCLUDE_DIRECTORIES:STRING=${_include_dirs}"
LINK_LIBRARIES ${_libraries_all} ${_libraries_all} ${_compiler_specific}
RUN_OUTPUT_VARIABLE _run
COMPILE_OUTPUT_VARIABLE _out)
set(_retry_compile FALSE)
#message("COMPILATION outputs: \n${_out} \n RUN OUTPUT \n${_run}")
if(_mumps_compiles AND NOT (_mumps_run STREQUAL "FAILED_TO_RUN"))
break()
endif()
foreach(_pdep ${_mumps_potential_dependencies})
#message("CHECKING ${_pdep}")
set(_add_pdep FALSE)
if (NOT _mumps_compiles AND
_out MATCHES "undefined reference.*${_mumps_dep_symbol_${_pdep}}")
set(_add_pdep TRUE)
#message("NEED COMPILE ${_pdep}")
elseif(_mumps_run STREQUAL "FAILED_TO_RUN" AND
DEFINED _mumps_run_dep_symbol_${_pdep} AND
_run MATCHES "${_mumps_run_dep_symbol_${_pdep}}")
set(_add_pdep TRUE)
#message("NEED RUN ${_pdep}")
endif()
if(_add_pdep)
mumps_add_dependency(${_pdep} _libs ${_mumps_dep_comp_${_pdep}})
#message("ADDING ${_libs}")
if(NOT _libs)
message(FATAL_ERROR "MUMPS depends on ${_pdep} but no libraries where found")
endif()
list(APPEND _libraries_all ${_libs})
set(_retry_try_run TRUE)
endif()
endforeach()
math(EXPR _retry_count "${_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!")
endif()
if(APPLE)
# in doubt add some stuff because mumps was perhaps badly compiled
mumps_add_dependency(pord)
list(APPEND _libraries_all ${${_mumps_dep_link_pord}})
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()
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