From 0f83aeb6b22840c21c3fc2b90d3af18a65a0798a Mon Sep 17 00:00:00 2001 From: Gael Guennebaud Date: Fri, 14 Apr 2017 10:22:12 +0200 Subject: Improve cmake scripts for Pastix and BLAS detection. --- cmake/FindPastix.cmake | 713 +++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 696 insertions(+), 17 deletions(-) (limited to 'cmake/FindPastix.cmake') diff --git a/cmake/FindPastix.cmake b/cmake/FindPastix.cmake index e2e6c810d..470477fdc 100644 --- a/cmake/FindPastix.cmake +++ b/cmake/FindPastix.cmake @@ -1,25 +1,704 @@ -# Pastix lib requires linking to a blas library. -# It is up to the user of this module to find a BLAS and link to it. -# Pastix requires SCOTCH or METIS (partitioning and reordering tools) as well +### +# +# @copyright (c) 2009-2014 The University of Tennessee and The University +# of Tennessee Research Foundation. +# All rights reserved. +# @copyright (c) 2012-2014 Inria. All rights reserved. +# @copyright (c) 2012-2014 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved. +# +### +# +# - Find PASTIX include dirs and libraries +# Use this module by invoking find_package with the form: +# find_package(PASTIX +# [REQUIRED] # Fail with error if pastix is not found +# [COMPONENTS ...] # dependencies +# ) +# +# PASTIX depends on the following libraries: +# - Threads, m, rt +# - MPI +# - HWLOC +# - BLAS +# +# COMPONENTS are optional libraries PASTIX could be linked with, +# Use it to drive detection of a specific compilation chain +# COMPONENTS can be some of the following: +# - MPI: to activate detection of the parallel MPI version (default) +# it looks for Threads, HWLOC, BLAS, MPI and ScaLAPACK libraries +# - SEQ: to activate detection of the sequential version (exclude MPI version) +# - STARPU: to activate detection of StarPU version +# it looks for MPI version of StarPU (default behaviour) +# if SEQ and STARPU are given, it looks for a StarPU without MPI +# - STARPU_CUDA: to activate detection of StarPU with CUDA +# - STARPU_FXT: to activate detection of StarPU with FxT +# - SCOTCH: to activate detection of PASTIX linked with SCOTCH +# - PTSCOTCH: to activate detection of PASTIX linked with SCOTCH +# - METIS: to activate detection of PASTIX linked with SCOTCH +# +# This module finds headers and pastix library. +# Results are reported in variables: +# PASTIX_FOUND - True if headers and requested libraries were found +# PASTIX_LINKER_FLAGS - list of required linker flags (excluding -l and -L) +# PASTIX_INCLUDE_DIRS - pastix include directories +# PASTIX_LIBRARY_DIRS - Link directories for pastix libraries +# PASTIX_LIBRARIES - pastix libraries +# PASTIX_INCLUDE_DIRS_DEP - pastix + dependencies include directories +# PASTIX_LIBRARY_DIRS_DEP - pastix + dependencies link directories +# PASTIX_LIBRARIES_DEP - pastix libraries + dependencies +# +# The user can give specific paths where to find the libraries adding cmake +# options at configure (ex: cmake path/to/project -DPASTIX_DIR=path/to/pastix): +# PASTIX_DIR - Where to find the base directory of pastix +# PASTIX_INCDIR - Where to find the header files +# PASTIX_LIBDIR - Where to find the library files +# The module can also look for the following environment variables if paths +# are not given as cmake variable: PASTIX_DIR, PASTIX_INCDIR, PASTIX_LIBDIR -if (PASTIX_INCLUDES AND PASTIX_LIBRARIES) - set(PASTIX_FIND_QUIETLY TRUE) -endif (PASTIX_INCLUDES AND PASTIX_LIBRARIES) +#============================================================================= +# Copyright 2012-2013 Inria +# Copyright 2012-2013 Emmanuel Agullo +# Copyright 2012-2013 Mathieu Faverge +# Copyright 2012 Cedric Castagnede +# Copyright 2013 Florent Pruvost +# +# Distributed under the OSI-approved BSD License (the "License"); +# see accompanying file MORSE-Copyright.txt for details. +# +# This software is distributed WITHOUT ANY WARRANTY; without even the +# implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. +# See the License for more information. +#============================================================================= +# (To distribute this file outside of Morse, substitute the full +# License text for the above reference.) -find_path(PASTIX_INCLUDES - NAMES - pastix_nompi.h - PATHS - $ENV{PASTIXDIR} - ${INCLUDE_INSTALL_DIR} -) -find_library(PASTIX_LIBRARIES pastix PATHS $ENV{PASTIXDIR} ${LIB_INSTALL_DIR}) +if (NOT PASTIX_FOUND) + set(PASTIX_DIR "" CACHE PATH "Installation directory of PASTIX library") + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "A cache variable, namely PASTIX_DIR, has been set to specify the install directory of PASTIX") + endif() +endif() +# Set the version to find +set(PASTIX_LOOK_FOR_MPI ON) +set(PASTIX_LOOK_FOR_SEQ OFF) +set(PASTIX_LOOK_FOR_STARPU OFF) +set(PASTIX_LOOK_FOR_STARPU_CUDA OFF) +set(PASTIX_LOOK_FOR_STARPU_FXT OFF) +set(PASTIX_LOOK_FOR_SCOTCH ON) +set(PASTIX_LOOK_FOR_PTSCOTCH OFF) +set(PASTIX_LOOK_FOR_METIS OFF) +if( PASTIX_FIND_COMPONENTS ) + foreach( component ${PASTIX_FIND_COMPONENTS} ) + if (${component} STREQUAL "SEQ") + # means we look for the sequential version of PaStiX (without MPI) + set(PASTIX_LOOK_FOR_SEQ ON) + set(PASTIX_LOOK_FOR_MPI OFF) + endif() + if (${component} STREQUAL "MPI") + # means we look for the MPI version of PaStiX (default) + set(PASTIX_LOOK_FOR_SEQ OFF) + set(PASTIX_LOOK_FOR_MPI ON) + endif() + if (${component} STREQUAL "STARPU") + # means we look for PaStiX with StarPU + set(PASTIX_LOOK_FOR_STARPU ON) + endif() + if (${component} STREQUAL "STARPU_CUDA") + # means we look for PaStiX with StarPU + CUDA + set(PASTIX_LOOK_FOR_STARPU ON) + set(PASTIX_LOOK_FOR_STARPU_CUDA ON) + endif() + if (${component} STREQUAL "STARPU_FXT") + # means we look for PaStiX with StarPU + FxT + set(PASTIX_LOOK_FOR_STARPU_FXT ON) + endif() + if (${component} STREQUAL "SCOTCH") + set(PASTIX_LOOK_FOR_SCOTCH ON) + endif() + if (${component} STREQUAL "SCOTCH") + set(PASTIX_LOOK_FOR_PTSCOTCH ON) + endif() + if (${component} STREQUAL "METIS") + set(PASTIX_LOOK_FOR_METIS ON) + endif() + endforeach() +endif() +# Dependencies detection +# ---------------------- + + +# Required dependencies +# --------------------- + +if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect pthread") +endif() +if (PASTIX_FIND_REQUIRED) + find_package(Threads REQUIRED QUIET) +else() + find_package(Threads QUIET) +endif() +set(PASTIX_EXTRA_LIBRARIES "") +if( THREADS_FOUND ) + list(APPEND PASTIX_EXTRA_LIBRARIES ${CMAKE_THREAD_LIBS_INIT}) +endif () + +# Add math library to the list of extra +# it normally exists on all common systems provided with a C compiler +if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect libm") +endif() +set(PASTIX_M_LIBRARIES "") +if(UNIX OR WIN32) + find_library( + PASTIX_M_m_LIBRARY + NAMES m + ) + mark_as_advanced(PASTIX_M_m_LIBRARY) + if (PASTIX_M_m_LIBRARY) + list(APPEND PASTIX_M_LIBRARIES "${PASTIX_M_m_LIBRARY}") + list(APPEND PASTIX_EXTRA_LIBRARIES "${PASTIX_M_m_LIBRARY}") + else() + if (PASTIX_FIND_REQUIRED) + message(FATAL_ERROR "Could NOT find libm on your system." + "Are you sure to a have a C compiler installed?") + endif() + endif() +endif() + +# Try to find librt (libposix4 - POSIX.1b Realtime Extensions library) +# on Unix systems except Apple ones because it does not exist on it +if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect librt") +endif() +set(PASTIX_RT_LIBRARIES "") +if(UNIX AND NOT APPLE) + find_library( + PASTIX_RT_rt_LIBRARY + NAMES rt + ) + mark_as_advanced(PASTIX_RT_rt_LIBRARY) + if (PASTIX_RT_rt_LIBRARY) + list(APPEND PASTIX_RT_LIBRARIES "${PASTIX_RT_rt_LIBRARY}") + list(APPEND PASTIX_EXTRA_LIBRARIES "${PASTIX_RT_rt_LIBRARY}") + else() + if (PASTIX_FIND_REQUIRED) + message(FATAL_ERROR "Could NOT find librt on your system") + endif() + endif() +endif() + +# PASTIX depends on HWLOC +#------------------------ +if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect HWLOC") +endif() +if (PASTIX_FIND_REQUIRED) + find_package(HWLOC REQUIRED QUIET) +else() + find_package(HWLOC QUIET) +endif() + +# PASTIX depends on BLAS +#----------------------- +if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect BLAS") +endif() +if (PASTIX_FIND_REQUIRED) + find_package(BLASEXT REQUIRED QUIET) +else() + find_package(BLASEXT QUIET) +endif() + +# Optional dependencies +# --------------------- + +# PASTIX may depend on MPI +#------------------------- +if (NOT MPI_FOUND AND PASTIX_LOOK_FOR_MPI) + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect MPI") + endif() + # allows to use an external mpi compilation by setting compilers with + # -DMPI_C_COMPILER=path/to/mpicc -DMPI_Fortran_COMPILER=path/to/mpif90 + # at cmake configure + if(NOT MPI_C_COMPILER) + set(MPI_C_COMPILER mpicc) + endif() + if (PASTIX_FIND_REQUIRED AND PASTIX_FIND_REQUIRED_MPI) + find_package(MPI REQUIRED QUIET) + else() + find_package(MPI QUIET) + endif() + if (MPI_FOUND) + mark_as_advanced(MPI_LIBRARY) + mark_as_advanced(MPI_EXTRA_LIBRARY) + endif() +endif (NOT MPI_FOUND AND PASTIX_LOOK_FOR_MPI) + +# PASTIX may depend on STARPU +#---------------------------- +if( NOT STARPU_FOUND AND PASTIX_LOOK_FOR_STARPU) + + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect StarPU") + endif() + + set(PASTIX_STARPU_VERSION "1.1" CACHE STRING "oldest STARPU version desired") + + # create list of components in order to make a single call to find_package(starpu...) + # we explicitly need a StarPU version built with hwloc + set(STARPU_COMPONENT_LIST "HWLOC") + + # StarPU may depend on MPI + # allows to use an external mpi compilation by setting compilers with + # -DMPI_C_COMPILER=path/to/mpicc -DMPI_Fortran_COMPILER=path/to/mpif90 + # at cmake configure + if (PASTIX_LOOK_FOR_MPI) + if(NOT MPI_C_COMPILER) + set(MPI_C_COMPILER mpicc) + endif() + list(APPEND STARPU_COMPONENT_LIST "MPI") + endif() + if (PASTIX_LOOK_FOR_STARPU_CUDA) + list(APPEND STARPU_COMPONENT_LIST "CUDA") + endif() + if (PASTIX_LOOK_FOR_STARPU_FXT) + list(APPEND STARPU_COMPONENT_LIST "FXT") + endif() + # set the list of optional dependencies we may discover + if (PASTIX_FIND_REQUIRED AND PASTIX_FIND_REQUIRED_STARPU) + find_package(STARPU ${PASTIX_STARPU_VERSION} REQUIRED + COMPONENTS ${STARPU_COMPONENT_LIST}) + else() + find_package(STARPU ${PASTIX_STARPU_VERSION} + COMPONENTS ${STARPU_COMPONENT_LIST}) + endif() + +endif( NOT STARPU_FOUND AND PASTIX_LOOK_FOR_STARPU) + +# PASTIX may depends on SCOTCH +#----------------------------- +if (NOT SCOTCH_FOUND AND PASTIX_LOOK_FOR_SCOTCH) + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect SCOTCH") + endif() + if (PASTIX_FIND_REQUIRED AND PASTIX_FIND_REQUIRED_SCOTCH) + find_package(SCOTCH REQUIRED QUIET) + else() + find_package(SCOTCH QUIET) + endif() +endif() + +# PASTIX may depends on PTSCOTCH +#------------------------------- +if (NOT PTSCOTCH_FOUND AND PASTIX_LOOK_FOR_PTSCOTCH) + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect PTSCOTCH") + endif() + if (PASTIX_FIND_REQUIRED AND PASTIX_FIND_REQUIRED_PTSCOTCH) + find_package(PTSCOTCH REQUIRED QUIET) + else() + find_package(PTSCOTCH QUIET) + endif() +endif() + +# PASTIX may depends on METIS +#---------------------------- +if (NOT METIS_FOUND AND PASTIX_LOOK_FOR_METIS) + if (NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX - Try to detect METIS") + endif() + if (PASTIX_FIND_REQUIRED AND PASTIX_FIND_REQUIRED_METIS) + find_package(METIS REQUIRED QUIET) + else() + find_package(METIS QUIET) + endif() +endif() + +# Error if pastix required and no partitioning lib found +if (PASTIX_FIND_REQUIRED AND NOT SCOTCH_FOUND AND NOT PTSCOTCH_FOUND AND NOT METIS_FOUND) + message(FATAL_ERROR "Could NOT find any partitioning library on your system" + " (install scotch, ptscotch or metis)") +endif() + + +# Looking for PaStiX +# ------------------ + +# Looking for include +# ------------------- + +# Add system include paths to search include +# ------------------------------------------ +unset(_inc_env) +set(ENV_PASTIX_DIR "$ENV{PASTIX_DIR}") +set(ENV_PASTIX_INCDIR "$ENV{PASTIX_INCDIR}") +if(ENV_PASTIX_INCDIR) + list(APPEND _inc_env "${ENV_PASTIX_INCDIR}") +elseif(ENV_PASTIX_DIR) + list(APPEND _inc_env "${ENV_PASTIX_DIR}") + list(APPEND _inc_env "${ENV_PASTIX_DIR}/include") + list(APPEND _inc_env "${ENV_PASTIX_DIR}/include/pastix") +else() + if(WIN32) + string(REPLACE ":" ";" _inc_env "$ENV{INCLUDE}") + else() + string(REPLACE ":" ";" _path_env "$ENV{INCLUDE}") + list(APPEND _inc_env "${_path_env}") + string(REPLACE ":" ";" _path_env "$ENV{C_INCLUDE_PATH}") + list(APPEND _inc_env "${_path_env}") + string(REPLACE ":" ";" _path_env "$ENV{CPATH}") + list(APPEND _inc_env "${_path_env}") + string(REPLACE ":" ";" _path_env "$ENV{INCLUDE_PATH}") + list(APPEND _inc_env "${_path_env}") + endif() +endif() +list(APPEND _inc_env "${CMAKE_PLATFORM_IMPLICIT_INCLUDE_DIRECTORIES}") +list(APPEND _inc_env "${CMAKE_C_IMPLICIT_INCLUDE_DIRECTORIES}") +list(REMOVE_DUPLICATES _inc_env) + + +# Try to find the pastix header in the given paths +# --------------------------------------------------- +# call cmake macro to find the header path +if(PASTIX_INCDIR) + set(PASTIX_pastix.h_DIRS "PASTIX_pastix.h_DIRS-NOTFOUND") + find_path(PASTIX_pastix.h_DIRS + NAMES pastix.h + HINTS ${PASTIX_INCDIR}) +else() + if(PASTIX_DIR) + set(PASTIX_pastix.h_DIRS "PASTIX_pastix.h_DIRS-NOTFOUND") + find_path(PASTIX_pastix.h_DIRS + NAMES pastix.h + HINTS ${PASTIX_DIR} + PATH_SUFFIXES "include" "include/pastix") + else() + set(PASTIX_pastix.h_DIRS "PASTIX_pastix.h_DIRS-NOTFOUND") + find_path(PASTIX_pastix.h_DIRS + NAMES pastix.h + HINTS ${_inc_env} + PATH_SUFFIXES "pastix") + endif() +endif() +mark_as_advanced(PASTIX_pastix.h_DIRS) + +# If found, add path to cmake variable +# ------------------------------------ +if (PASTIX_pastix.h_DIRS) + set(PASTIX_INCLUDE_DIRS "${PASTIX_pastix.h_DIRS}") +else () + set(PASTIX_INCLUDE_DIRS "PASTIX_INCLUDE_DIRS-NOTFOUND") + if(NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for pastix -- pastix.h not found") + endif() +endif() + + +# Looking for lib +# --------------- + +# Add system library paths to search lib +# -------------------------------------- +unset(_lib_env) +set(ENV_PASTIX_LIBDIR "$ENV{PASTIX_LIBDIR}") +if(ENV_PASTIX_LIBDIR) + list(APPEND _lib_env "${ENV_PASTIX_LIBDIR}") +elseif(ENV_PASTIX_DIR) + list(APPEND _lib_env "${ENV_PASTIX_DIR}") + list(APPEND _lib_env "${ENV_PASTIX_DIR}/lib") +else() + if(WIN32) + string(REPLACE ":" ";" _lib_env "$ENV{LIB}") + else() + if(APPLE) + string(REPLACE ":" ";" _lib_env "$ENV{DYLD_LIBRARY_PATH}") + else() + string(REPLACE ":" ";" _lib_env "$ENV{LD_LIBRARY_PATH}") + endif() + list(APPEND _lib_env "${CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES}") + list(APPEND _lib_env "${CMAKE_C_IMPLICIT_LINK_DIRECTORIES}") + endif() +endif() +list(REMOVE_DUPLICATES _lib_env) + +# Try to find the pastix lib in the given paths +# ------------------------------------------------ + +# create list of libs to find +set(PASTIX_libs_to_find "pastix_murge;pastix") + +# call cmake macro to find the lib path +if(PASTIX_LIBDIR) + foreach(pastix_lib ${PASTIX_libs_to_find}) + set(PASTIX_${pastix_lib}_LIBRARY "PASTIX_${pastix_lib}_LIBRARY-NOTFOUND") + find_library(PASTIX_${pastix_lib}_LIBRARY + NAMES ${pastix_lib} + HINTS ${PASTIX_LIBDIR}) + endforeach() +else() + if(PASTIX_DIR) + foreach(pastix_lib ${PASTIX_libs_to_find}) + set(PASTIX_${pastix_lib}_LIBRARY "PASTIX_${pastix_lib}_LIBRARY-NOTFOUND") + find_library(PASTIX_${pastix_lib}_LIBRARY + NAMES ${pastix_lib} + HINTS ${PASTIX_DIR} + PATH_SUFFIXES lib lib32 lib64) + endforeach() + else() + foreach(pastix_lib ${PASTIX_libs_to_find}) + set(PASTIX_${pastix_lib}_LIBRARY "PASTIX_${pastix_lib}_LIBRARY-NOTFOUND") + find_library(PASTIX_${pastix_lib}_LIBRARY + NAMES ${pastix_lib} + HINTS ${_lib_env}) + endforeach() + endif() +endif() + +# If found, add path to cmake variable +# ------------------------------------ +foreach(pastix_lib ${PASTIX_libs_to_find}) + + get_filename_component(${pastix_lib}_lib_path ${PASTIX_${pastix_lib}_LIBRARY} PATH) + # set cmake variables (respects naming convention) + if (PASTIX_LIBRARIES) + list(APPEND PASTIX_LIBRARIES "${PASTIX_${pastix_lib}_LIBRARY}") + else() + set(PASTIX_LIBRARIES "${PASTIX_${pastix_lib}_LIBRARY}") + endif() + if (PASTIX_LIBRARY_DIRS) + list(APPEND PASTIX_LIBRARY_DIRS "${${pastix_lib}_lib_path}") + else() + set(PASTIX_LIBRARY_DIRS "${${pastix_lib}_lib_path}") + endif() + mark_as_advanced(PASTIX_${pastix_lib}_LIBRARY) + +endforeach(pastix_lib ${PASTIX_libs_to_find}) + +# check a function to validate the find +if(PASTIX_LIBRARIES) + + set(REQUIRED_LDFLAGS) + set(REQUIRED_INCDIRS) + set(REQUIRED_LIBDIRS) + set(REQUIRED_LIBS) + + # PASTIX + if (PASTIX_INCLUDE_DIRS) + set(REQUIRED_INCDIRS "${PASTIX_INCLUDE_DIRS}") + endif() + foreach(libdir ${PASTIX_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + set(REQUIRED_LIBS "${PASTIX_LIBRARIES}") + # STARPU + if (PASTIX_LOOK_FOR_STARPU AND STARPU_FOUND) + if (STARPU_INCLUDE_DIRS_DEP) + list(APPEND REQUIRED_INCDIRS "${STARPU_INCLUDE_DIRS_DEP}") + elseif (STARPU_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${STARPU_INCLUDE_DIRS}") + endif() + if(STARPU_LIBRARY_DIRS_DEP) + list(APPEND REQUIRED_LIBDIRS "${STARPU_LIBRARY_DIRS_DEP}") + elseif(STARPU_LIBRARY_DIRS) + list(APPEND REQUIRED_LIBDIRS "${STARPU_LIBRARY_DIRS}") + endif() + if (STARPU_LIBRARIES_DEP) + list(APPEND REQUIRED_LIBS "${STARPU_LIBRARIES_DEP}") + elseif (STARPU_LIBRARIES) + foreach(lib ${STARPU_LIBRARIES}) + if (EXISTS ${lib} OR ${lib} MATCHES "^-") + list(APPEND REQUIRED_LIBS "${lib}") + else() + list(APPEND REQUIRED_LIBS "-l${lib}") + endif() + endforeach() + endif() + endif() + # CUDA + if (PASTIX_LOOK_FOR_STARPU_CUDA AND CUDA_FOUND) + if (CUDA_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${CUDA_INCLUDE_DIRS}") + endif() + foreach(libdir ${CUDA_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + list(APPEND REQUIRED_LIBS "${CUDA_CUBLAS_LIBRARIES};${CUDA_LIBRARIES}") + endif() + # MPI + if (PASTIX_LOOK_FOR_MPI AND MPI_FOUND) + if (MPI_C_INCLUDE_PATH) + list(APPEND REQUIRED_INCDIRS "${MPI_C_INCLUDE_PATH}") + endif() + if (MPI_C_LINK_FLAGS) + if (${MPI_C_LINK_FLAGS} MATCHES " -") + string(REGEX REPLACE " -" "-" MPI_C_LINK_FLAGS ${MPI_C_LINK_FLAGS}) + endif() + list(APPEND REQUIRED_LDFLAGS "${MPI_C_LINK_FLAGS}") + endif() + list(APPEND REQUIRED_LIBS "${MPI_C_LIBRARIES}") + endif() + # HWLOC + if (HWLOC_FOUND) + if (HWLOC_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${HWLOC_INCLUDE_DIRS}") + endif() + foreach(libdir ${HWLOC_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + foreach(lib ${HWLOC_LIBRARIES}) + if (EXISTS ${lib} OR ${lib} MATCHES "^-") + list(APPEND REQUIRED_LIBS "${lib}") + else() + list(APPEND REQUIRED_LIBS "-l${lib}") + endif() + endforeach() + endif() + # BLAS + if (BLAS_FOUND) + if (BLAS_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${BLAS_INCLUDE_DIRS}") + endif() + foreach(libdir ${BLAS_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + list(APPEND REQUIRED_LIBS "${BLAS_LIBRARIES}") + if (BLAS_LINKER_FLAGS) + list(APPEND REQUIRED_LDFLAGS "${BLAS_LINKER_FLAGS}") + endif() + endif() + # SCOTCH + if (PASTIX_LOOK_FOR_SCOTCH AND SCOTCH_FOUND) + if (SCOTCH_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${SCOTCH_INCLUDE_DIRS}") + endif() + foreach(libdir ${SCOTCH_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + list(APPEND REQUIRED_LIBS "${SCOTCH_LIBRARIES}") + endif() + # PTSCOTCH + if (PASTIX_LOOK_FOR_PTSCOTCH AND PTSCOTCH_FOUND) + if (PTSCOTCH_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${PTSCOTCH_INCLUDE_DIRS}") + endif() + foreach(libdir ${PTSCOTCH_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + list(APPEND REQUIRED_LIBS "${PTSCOTCH_LIBRARIES}") + endif() + # METIS + if (PASTIX_LOOK_FOR_METIS AND METIS_FOUND) + if (METIS_INCLUDE_DIRS) + list(APPEND REQUIRED_INCDIRS "${METIS_INCLUDE_DIRS}") + endif() + foreach(libdir ${METIS_LIBRARY_DIRS}) + if (libdir) + list(APPEND REQUIRED_LIBDIRS "${libdir}") + endif() + endforeach() + list(APPEND REQUIRED_LIBS "${METIS_LIBRARIES}") + endif() + # Fortran + if (CMAKE_C_COMPILER_ID MATCHES "GNU") + find_library( + FORTRAN_gfortran_LIBRARY + NAMES gfortran + HINTS ${_lib_env} + ) + mark_as_advanced(FORTRAN_gfortran_LIBRARY) + if (FORTRAN_gfortran_LIBRARY) + list(APPEND REQUIRED_LIBS "${FORTRAN_gfortran_LIBRARY}") + endif() + elseif (CMAKE_C_COMPILER_ID MATCHES "Intel") + find_library( + FORTRAN_ifcore_LIBRARY + NAMES ifcore + HINTS ${_lib_env} + ) + mark_as_advanced(FORTRAN_ifcore_LIBRARY) + if (FORTRAN_ifcore_LIBRARY) + list(APPEND REQUIRED_LIBS "${FORTRAN_ifcore_LIBRARY}") + endif() + endif() + # EXTRA LIBS such that pthread, m, rt + list(APPEND REQUIRED_LIBS ${PASTIX_EXTRA_LIBRARIES}) + + # set required libraries for link + set(CMAKE_REQUIRED_INCLUDES "${REQUIRED_INCDIRS}") + set(CMAKE_REQUIRED_LIBRARIES) + list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LDFLAGS}") + foreach(lib_dir ${REQUIRED_LIBDIRS}) + list(APPEND CMAKE_REQUIRED_LIBRARIES "-L${lib_dir}") + endforeach() + list(APPEND CMAKE_REQUIRED_LIBRARIES "${REQUIRED_LIBS}") + list(APPEND CMAKE_REQUIRED_FLAGS "${REQUIRED_FLAGS}") + string(REGEX REPLACE "^ -" "-" CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES}") + + # test link + unset(PASTIX_WORKS CACHE) + include(CheckFunctionExists) + check_function_exists(pastix PASTIX_WORKS) + mark_as_advanced(PASTIX_WORKS) + + if(PASTIX_WORKS) + # save link with dependencies + set(PASTIX_LIBRARIES_DEP "${REQUIRED_LIBS}") + set(PASTIX_LIBRARY_DIRS_DEP "${REQUIRED_LIBDIRS}") + set(PASTIX_INCLUDE_DIRS_DEP "${REQUIRED_INCDIRS}") + set(PASTIX_LINKER_FLAGS "${REQUIRED_LDFLAGS}") + list(REMOVE_DUPLICATES PASTIX_LIBRARY_DIRS_DEP) + list(REMOVE_DUPLICATES PASTIX_INCLUDE_DIRS_DEP) + list(REMOVE_DUPLICATES PASTIX_LINKER_FLAGS) + else() + if(NOT PASTIX_FIND_QUIETLY) + message(STATUS "Looking for PASTIX : test of pastix() fails") + message(STATUS "CMAKE_REQUIRED_LIBRARIES: ${CMAKE_REQUIRED_LIBRARIES}") + message(STATUS "CMAKE_REQUIRED_INCLUDES: ${CMAKE_REQUIRED_INCLUDES}") + message(STATUS "Check in CMakeFiles/CMakeError.log to figure out why it fails") + message(STATUS "Maybe PASTIX is linked with specific libraries. " + "Have you tried with COMPONENTS (MPI/SEQ, STARPU, STARPU_CUDA, SCOTCH, PTSCOTCH, METIS)? " + "See the explanation in FindPASTIX.cmake.") + endif() + endif() + set(CMAKE_REQUIRED_INCLUDES) + set(CMAKE_REQUIRED_FLAGS) + set(CMAKE_REQUIRED_LIBRARIES) +endif(PASTIX_LIBRARIES) + +if (PASTIX_LIBRARIES) + list(GET PASTIX_LIBRARIES 0 first_lib) + get_filename_component(first_lib_path "${first_lib}" PATH) + if (${first_lib_path} MATCHES "/lib(32|64)?$") + string(REGEX REPLACE "/lib(32|64)?$" "" not_cached_dir "${first_lib_path}") + set(PASTIX_DIR_FOUND "${not_cached_dir}" CACHE PATH "Installation directory of PASTIX library" FORCE) + else() + set(PASTIX_DIR_FOUND "${first_lib_path}" CACHE PATH "Installation directory of PASTIX library" FORCE) + endif() +endif() +mark_as_advanced(PASTIX_DIR) +mark_as_advanced(PASTIX_DIR_FOUND) + +# check that PASTIX has been found +# --------------------------------- include(FindPackageHandleStandardArgs) find_package_handle_standard_args(PASTIX DEFAULT_MSG - PASTIX_INCLUDES PASTIX_LIBRARIES) - -mark_as_advanced(PASTIX_INCLUDES PASTIX_LIBRARIES) + PASTIX_LIBRARIES + PASTIX_WORKS) -- cgit v1.2.3