CMakeLists.txt 48.7 KB
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###
#
# @copyright (c) 2009-2014 The University of Tennessee and The University
#                          of Tennessee Research Foundation.
#                          All rights reserved.
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# @copyright (c) 2012-2016 Inria. All rights reserved.
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# @copyright (c) 2012-2016 Bordeaux INP, CNRS (LaBRI UMR 5800), Inria, Univ. Bordeaux. All rights reserved.
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#
###
#
#  @file CMakeLists.txt
#
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#  @project CHAMELEON
#  CHAMELEON is a software package provided by:
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#     Inria Bordeaux - Sud-Ouest,
#     Univ. of Tennessee,
#     King Abdullah Univesity of Science and Technology
#     Univ. of California Berkeley,
#     Univ. of Colorado Denver.
#
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#  @version 0.9.1
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#  @author Cedric Castagnede
#  @author Emmanuel Agullo
#  @author Mathieu Faverge
#  @author Florent Pruvost
#  @date 13-07-2012
#
###
cmake_minimum_required(VERSION 2.8)
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project(CHAMELEON Fortran C CXX)
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# directly make an error if in-source build
if("${PROJECT_SOURCE_DIR}" STREQUAL "${PROJECT_BINARY_DIR}")
   message(FATAL_ERROR "In-source builds are not allowed.\n"
   "Please create a build directory first and execute cmake configuration from "
   "this directory. Example: mkdir build && cd build && cmake ..")
endif()

# set project version number
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set(CHAMELEON_VERSION_MAJOR 0)
set(CHAMELEON_VERSION_MINOR 9)
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set(CHAMELEON_VERSION_MICRO 1)
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set(MORSE_CMAKE_DIR "" CACHE PATH "Directory of MORSE CMake modules, can be external to the project")

# Add extra cmake module path and initialize morse cmake modules
# --------------------------------------------------------------
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list(APPEND CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake_modules)
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if(MORSE_CMAKE_DIR)
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    list(APPEND CMAKE_MODULE_PATH "${MORSE_CMAKE_DIR}/cmake_modules/morse_cmake/modules")
    set(MORSE_CMAKE_MODULE_PATH ${MORSE_CMAKE_DIR}/cmake_modules/morse_cmake/modules )
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elseif(EXISTS "${CMAKE_SOURCE_DIR}/cmake_modules/morse_cmake")
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    list(APPEND CMAKE_MODULE_PATH "${CMAKE_SOURCE_DIR}/cmake_modules/morse_cmake/modules")
    set(MORSE_CMAKE_MODULE_PATH ${CMAKE_SOURCE_DIR}/cmake_modules/morse_cmake/modules )
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else()
  message(FATAL_ERROR "Chameleon CMake system relies on morse_cmake modules developed here: "
    "https://gitlab.inria.fr/solverstack/morse_cmake. Please set MORSE_CMAKE_DIR to this source "
    "directory.")
endif()
include(MorseInit)
include(GenPkgConfig)

#############################################
#                                           #
#        Compilation of CHAMELEON           #
#                                           #
#############################################


###############################################################################
# Parameters/Options #
######################

# Set the RPATH config
# --------------------

# use, i.e. don't skip the full RPATH for the build tree
set(CMAKE_SKIP_BUILD_RPATH  FALSE)

# when building, don't use the install RPATH already
# (but later on when installing)
set(CMAKE_BUILD_WITH_INSTALL_RPATH FALSE)

# the RPATH to be used when installing
list(APPEND CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib")

# Misc options
# ------------
option(BUILD_SHARED_LIBS "Build shared libraries" OFF)

# Define precision supported by CHAMELEON
# -----------------------------------------
set( RP_CHAMELEON_DICTIONNARY ${MORSE_CMAKE_MODULE_PATH}/precision_generator/subs.py )
set( RP_CHAMELEON_PRECISIONS  "s;d;c;z" )
include(RulesPrecisions)

# Options to select the runtime
# -----------------------------

# Create a list of possible runtime
set(CHAMELEON_SCHED_list "PARSEC" "STARPU" "QUARK")

# Initially PaRSEC runtime is enabled
option(CHAMELEON_SCHED_PARSEC
    "Enable PaRSEC scheduler as the default runtime
    (Conflict with other CHAMELEON_SCHED_* options)" OFF)
option(CHAMELEON_SCHED_STARPU
    "Enable StarPU scheduler as the default runtime
    (Conflict with other CHAMELEON_SCHED_* options)" OFF)
option(CHAMELEON_SCHED_QUARK
    "Enable Quark scheduler as the default runtime
    (Conflict with other CHAMELEON_SCHED_* options)" OFF)

# For now, we are able to compile only one runtime at a time, so we disable combinations of runtimes
if (CHAMELEON_SCHED_QUARK)
    set(CHAMELEON_SCHED_STARPU OFF)
    set(CHAMELEON_SCHED_PARSEC OFF)
elseif (CHAMELEON_SCHED_STARPU)
    set(CHAMELEON_SCHED_QUARK OFF)
    set(CHAMELEON_SCHED_PARSEC OFF)
elseif (CHAMELEON_SCHED_PARSEC)
    set(CHAMELEON_SCHED_QUARK OFF)
    set(CHAMELEON_SCHED_STARPU OFF)
endif()
# Set default to StarPU if nothing specific is required by the user
if ( NOT CHAMELEON_SCHED_STARPU AND NOT CHAMELEON_SCHED_PARSEC AND NOT CHAMELEON_SCHED_QUARK )
    set(CHAMELEON_SCHED_STARPU ON)
endif()
if (CHAMELEON_SCHED_STARPU)
    message("-- ${BoldGreen}CHAMELEON_SCHED_STARPU is set to ON: CHAMELEON uses StarPU runtime\n"
            "   To use CHAMELEON with Quark  runtime: set CHAMELEON_SCHED_QUARK  to ON\n"
            "   To use CHAMELEON with PaRSEC runtime: set CHAMELEON_SCHED_PARSEC to ON\n"
            "   (CHAMELEON_SCHED_STARPU will be disabled)${ColourReset}")
elseif(CHAMELEON_SCHED_QUARK)
    message("-- ${BoldGreen}CHAMELEON_SCHED_QUARK is set to ON: CHAMELEON uses Quark runtime\n"
            "   To use CHAMELEON with StarPU runtime: set CHAMELEON_SCHED_STARPU to ON\n"
            "   To use CHAMELEON with PaRSEC runtime: set CHAMELEON_SCHED_PARSEC to ON\n"
            "   (CHAMELEON_SCHED_QUARK will be disabled)${ColourReset}")
elseif(CHAMELEON_SCHED_PARSEC)
    message("-- ${BoldGreen}CHAMELEON_SCHED_PARSEC is set to ON: CHAMELEON uses PaRSEC runtime\n"
            "   To use CHAMELEON with StarPU runtime: set CHAMELEON_SCHED_STARPU to ON\n"
            "   To use CHAMELEON with Quark  runtime: set CHAMELEON_SCHED_QUARK  to ON\n"
            "   (CHAMELEON_SCHED_PARSEC will be disabled)${ColourReset}")
endif()
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# Check that one, and only one, SCHED option is set to ON
# count number of runtime sets to ON
math(EXPR number_of_active_runtime 0)
foreach (runtime ${CHAMELEON_SCHED_list})
    if (CHAMELEON_SCHED_${runtime})
        math(EXPR number_of_active_runtime "${number_of_active_runtime}+1")
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    endif()
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endforeach()
if (NOT number_of_active_runtime STREQUAL 1)
    message(FATAL_ERROR
            "Number of active runtime is ${number_of_active_runtime}, "
            "the user should activate one (and only one) runtime. ")
endif()
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# Use intermediate variable since cmake_dependent_option doesn't have OR conditions
set(CHAMELEON_ENABLE_MPI OFF CACHE INTERNAL "Tells if MPI might be supported by the runtime")
if ( CHAMELEON_SCHED_PARSEC OR CHAMELEON_SCHED_STARPU )
     set(CHAMELEON_ENABLE_MPI ON FORCE)
endif()
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# Use intermediate variable since cmake_dependent_option doesn't have OR conditions
set(CHAMELEON_ENABLE_CUDA OFF CACHE INTERNAL "Tells if CUDA might be supported by the runtime")
if ( CHAMELEON_SCHED_PARSEC OR CHAMELEON_SCHED_STARPU )
     set(CHAMELEON_ENABLE_CUDA ON FORCE)
endif()
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# Additional options
# ------------------
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# Enable the distributed interface (allowed only when StarPU or PaRSEC is enabled)
# TODO: Default should be changed to ON/OFF when it will be ok
cmake_dependent_option(CHAMELEON_USE_MPI
                    "Enable distributed memory through MPI" OFF
                    "CHAMELEON_ENABLE_MPI" OFF)
if (CHAMELEON_ENABLE_MPI AND NOT CHAMELEON_USE_MPI)
    message("-- ${BoldGreen}CHAMELEON_USE_MPI is set to OFF, turn it ON to use MPI (unsupported by Quark)${ColourReset}")
endif()
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# Enable Cuda kernels if StarPU (only if StarPU or PaRSEC runtime is enabled)
# TODO: Default should be changed to ON/OFF when it will be ok
cmake_dependent_option(CHAMELEON_USE_CUDA
                    "Enable CUDA kernels" OFF
                    "CHAMELEON_ENABLE_CUDA" OFF)
if (CHAMELEON_ENABLE_CUDA AND NOT CHAMELEON_USE_CUDA)
    message("-- ${BoldGreen}CHAMELEON_USE_CUDA is set to OFF, turn it ON to use CUDA (unsupported by Quark)${ColourReset}")
endif()
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# Enable MAGMA advanced kernels if CUDA is enabled
cmake_dependent_option(CHAMELEON_USE_MAGMA
                    "Enable MAGMA Cuda kernels" OFF
                    "CHAMELEON_USE_CUDA" OFF)
if (CHAMELEON_USE_CUDA AND NOT CHAMELEON_USE_MAGMA)
    message("-- ${BoldGreen}CHAMELEON_USE_MAGMA is set to OFF, turn it ON to use MAGMA (only with StarPU)${ColourReset}")
endif()
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# Enable FXT if StarPU
option(CHAMELEON_ENABLE_TRACING "Enable tracing support" OFF)
if (NOT CHAMELEON_ENABLE_TRACING)
    message("-- ${BoldGreen}CHAMELEON_ENABLE_TRACING is set to OFF, turn it ON to use FxT (with StarPU)${ColourReset}")
endif()
#option(CHAMELEON_USE_EZTRACE "Enable EZTRACE to build modules" OFF)
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# Options to enable/disable testings and timings
# ----------------------------------------------
option(CHAMELEON_ENABLE_DOCS     "Enable documentation build"  OFF)
if (CHAMELEON_ENABLE_DOCS)
    message("-- ${BoldGreen}CHAMELEON_ENABLE_DOCS is set to ON, turn it OFF to avoid building docs${ColourReset}")
endif()
option(CHAMELEON_ENABLE_EXAMPLE  "Enable examples build"       ON)
if (CHAMELEON_ENABLE_EXAMPLE)
    message("-- ${BoldGreen}CHAMELEON_ENABLE_EXAMPLE is set to ON, turn it OFF to avoid building examples${ColourReset}")
endif()
option(CHAMELEON_ENABLE_TESTING  "Enable testings build"       ON)
if (CHAMELEON_ENABLE_TESTING)
    message("-- ${BoldGreen}CHAMELEON_ENABLE_TESTING is set to ON, turn it OFF to avoid building testing${ColourReset}")
endif()
option(CHAMELEON_ENABLE_TIMING   "Enable timings build"        ON)
if (CHAMELEON_ENABLE_TIMING)
    message("-- ${BoldGreen}CHAMELEON_ENABLE_TIMING is set to ON, turn it OFF to avoid building timing${ColourReset}")
endif()
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# Option to activate or not simulation mode (use Simgrid through StarPU)
# ----------------------------------------------------------------------
if(CHAMELEON_SCHED_STARPU)
    option(CHAMELEON_SIMULATION "Enable simulation mode using Simgrid through StarPU" OFF)
    if (NOT CHAMELEON_SIMULATION)
        message("-- ${BoldGreen}CHAMELEON_SIMULATION is set to OFF, turn it ON to use"
            " SIMULATION mode (only with StarPU compiled with SimGrid)${ColourReset}")
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    endif()
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endif()
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# Initially we need to generate files for different precisions
# TODO: use this option to avoid generate multiple precisions each time we launch cmake
#option(CHAMELEON_GEN_PREC "Generate source files precisions" ON)
#------------------------------------------------------------------------------


###############################################################################
# Look for dependencies #
#########################
set(CHAMELEON_DEP "")

# Check for Thread library
# ------------------------
set(CMAKE_THREAD_PREFER_PTHREAD TRUE)
find_package(Threads REQUIRED)
if( THREADS_FOUND )
    list(APPEND 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
set(M_LIBRARIES "")
if(UNIX OR WIN32)
    find_library(
        M_m_LIBRARY
        NAMES m
        )
    mark_as_advanced(M_m_LIBRARY)
    if (M_m_LIBRARY)
        list(APPEND M_LIBRARIES "${M_m_LIBRARY}")
        list(APPEND EXTRA_LIBRARIES "${M_m_LIBRARY}")
    else()
        message(FATAL_ERROR "Could NOT find libm on your system."
            " Are you sure to a have a C compiler installed?")
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    endif()
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endif()
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# Try to find librt (libposix4 - POSIX.1b Realtime Extensions library)
# on Unix systems except Apple ones because it does not exist on it
set(RT_LIBRARIES "")
if(UNIX AND NOT APPLE)
    find_library(
        RT_rt_LIBRARY
        NAMES rt
        )
    mark_as_advanced(RT_rt_LIBRARY)
    if (RT_rt_LIBRARY)
        list(APPEND RT_LIBRARIES "${RT_rt_LIBRARY}")
        list(APPEND EXTRA_LIBRARIES "${RT_rt_LIBRARY}")
    else()
        message(FATAL_ERROR "Could NOT find librt on your system")
    endif()
endif()
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# If simulation we don't enter in kernel functions so that we don't need to
# link with concerned libraries
if(NOT CHAMELEON_SIMULATION)
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    # CHAMELEON depends on CBLAS
    #---------------------------
    find_package(CBLAS COMPONENTS BLASEXT)
    if(BLAS_FOUND)
        if (BLAS_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${BLAS_LIBRARY_DIRS}")
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        endif()
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        if(BLAS_LINKER_FLAGS)
            list(APPEND CMAKE_EXE_LINKER_FLAGS "${BLAS_LINKER_FLAGS}")
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        endif()
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    else()
        message(FATAL_ERROR "BLAS library has not been found")
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    endif()
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    if(CBLAS_FOUND)
        include_directories(${CBLAS_INCLUDE_DIRS})
        if(CBLAS_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${CBLAS_LIBRARY_DIRS}")
        endif()
        if (CBLAS_LIBRARIES)
            if (CBLAS_LIBRARIES_DEP)
                list(INSERT CHAMELEON_DEP 0 ${CBLAS_LIBRARIES_DEP})
            else()
                list(INSERT CHAMELEON_DEP 0 ${CBLAS_LIBRARIES})
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            endif()
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        endif()
    else()
        if(MORSE_VERBOSE_FIND_PACKAGE)
            if(CBLAS_STANDALONE OR NOT CBLAS_WORKS)
                if (NOT CBLAS_cblas.h_DIRS)
                    Print_Find_Header_Status(cblas cblas.h)
                endif ()
                if (NOT CBLAS_cblas_LIBRARY)
                    Print_Find_Library_Status(cblas libcblas)
                endif ()
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            endif()
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        else()
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            message(WARNING "CBLAS library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
            " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
        endif()
        message(FATAL_ERROR "A CBLAS library is required but has not been found")
    endif()

    # CHAMELEON depends on LAPACKE
    #-----------------------------
    # standalone version of lapacke seems useless for now
    # let the comment in case we meet some problems of non existing lapacke
    # functions in lapack library such as mkl, acml, ...
    #set(LAPACKE_STANDALONE TRUE)
    find_package(LAPACKE COMPONENTS LAPACKEXT)
    if(LAPACK_FOUND AND LAPACK_LIBRARY_DIRS)
        # the RPATH to be used when installing
        list(APPEND CMAKE_INSTALL_RPATH "${LAPACK_LIBRARY_DIRS}")
    else()
        message(FATAL_ERROR "A LAPACK library is required but has not been found")
    endif()
    if(LAPACKE_FOUND)
        include_directories(${LAPACKE_INCLUDE_DIRS})
        if(LAPACKE_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${LAPACKE_LIBRARY_DIRS}")
        endif()
        if(LAPACKE_LINKER_FLAGS)
            list(APPEND CMAKE_EXE_LINKER_FLAGS "${LAPACKE_LINKER_FLAGS}")
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        endif()
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        if (LAPACKE_LIBRARIES)
            if (LAPACKE_LIBRARIES_DEP)
                list(INSERT CHAMELEON_DEP 0 ${LAPACKE_LIBRARIES_DEP})
            else()
                list(INSERT CHAMELEON_DEP 0 ${LAPACKE_LIBRARIES})
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            endif()
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        endif()
    else()
        if(MORSE_VERBOSE_FIND_PACKAGE)
            if (LAPACKE_STANDALONE OR NOT LAPACKE_WORKS)
                if (NOT LAPACKE_lapacke.h_DIRS)
                    Print_Find_Header_Status(lapacke lapacke.h)
                endif ()
                if (NOT LAPACKE_lapacke_LIBRARY)
                    Print_Find_Library_Status(lapacke liblapacke)
                endif ()
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            endif()
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        else()
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            message(WARNING "LAPACKE library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
            " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
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        endif()
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        message(FATAL_ERROR "A LAPACKE library is required but has not been found")
    endif()
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    # CHAMELEON depends on TMG
    #-------------------------
    if (CHAMELEON_ENABLE_TESTING OR CHAMELEON_ENABLE_TIMING)
        find_package(TMG)
        if(TMG_FOUND AND TMG_LIBRARY_DIRS)
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            # the RPATH to be used when installing
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            list(APPEND CMAKE_INSTALL_RPATH "${TMG_LIBRARY_DIRS}")
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        else()
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            message(FATAL_ERROR "A TMG library is required but has not been found")
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        endif()
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        if(TMG_LINKER_FLAGS)
            list(APPEND CMAKE_EXE_LINKER_FLAGS "${TMG_LINKER_FLAGS}")
        endif()
        if (TMG_LIBRARIES)
            if (TMG_LIBRARIES_DEP)
                list(INSERT CHAMELEON_DEP 0 ${TMG_LIBRARIES_DEP})
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            else()
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                list(INSERT CHAMELEON_DEP 0 ${TMG_LIBRARIES})
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            endif()
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        endif()
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    endif()

    # CHAMELEON depends on CUDA/CUBLAS
    #----------------------------------
    if (CHAMELEON_USE_CUDA)
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        find_package(CUDA REQUIRED)

        if (CUDA_FOUND)
            message("-- ${Blue}Add definition CHAMELEON_USE_CUDA"
            " - Activate CUDA in Chameleon${ColourReset}")
            set(EXTRA_LIBRARIES_CUDA)
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            set(CHAMELEON_USE_CUDA 1)
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            if(CUDA_VERSION VERSION_LESS "3.0")
                set(CUDA_HOST_COMPILATION_CPP OFF)
            endif(CUDA_VERSION VERSION_LESS "3.0")
            set(CUDA_BUILD_EMULATION OFF)
            if (CUDA_INCLUDE_DIRS)
                include_directories(${CUDA_INCLUDE_DIRS})
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            else()
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                message(WARNING "CHAMELEON_USE_CUDA requires"
                "\n   CUDA_INCLUDE_DIRS to be found. Be sure you have"
                "\n   cuda headers with your distribution of CUDA.")
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            endif()
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            if (CUDA_LIBRARIES)
                list(APPEND EXTRA_SOURCES src/gpu_data.c)
                set(saved_include "${CMAKE_REQUIRED_INCLUDES}")
                set(saved_libs "${CMAKE_REQUIRED_LIBRARIES}")
                set(CMAKE_REQUIRED_INCLUDES  "${CMAKE_REQUIRED_INCLUDES};${CUDA_INCLUDE_DIRS}")
                set(CMAKE_REQUIRED_LIBRARIES "${CMAKE_REQUIRED_LIBRARIES};${CUDA_LIBRARIES}")
                if(CUDA_VERSION VERSION_LESS "4.0")
                    set(CUDA_HAVE_PEER_DEVICE_MEMORY_ACCESS 0)
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                else()
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                    check_function_exists(cuDeviceCanAccessPeer CUDA_HAVE_PEER_DEVICE_MEMORY_ACCESS)
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                endif()
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                set(CMAKE_REQUIRED_INCLUDES  "${saved_include}")
                set(CMAKE_REQUIRED_LIBRARIES "${saved_libs}")
                # Add cublas if found
                if (CUDA_CUBLAS_LIBRARIES)
                    message("-- ${Blue}Add definition CHAMELEON_USE_CUBLAS"
                    " - Use GPU kernels from cuBLAS${ColourReset}")
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                    set( CHAMELEON_USE_CUBLAS 1)
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                    list(APPEND EXTRA_LIBRARIES_CUDA ${CUDA_CUBLAS_LIBRARIES})
                    list(APPEND EXTRA_LIBRARIES_CUDA ${CUDA_LIBRARIES}) # need CUDA libs to link.
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                else()
                    message(FATAL_ERROR "CHAMELEON_USE_CUDA requires"
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                    "\n   CUDA_CUBLAS_LIBRARIES to be found. Be sure you have"
                    "\n   libcublas with your distribution of CUDA.")
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                endif()
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            else()
                message(FATAL_ERROR "CHAMELEON_USE_CUDA requires"
                "\n   CUDA_LIBRARIES to be found. Be sure you have"
                "\n   libcuda with your distribution of CUDA.")
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            endif()
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            #FindHeader(CUDA cublas_v2.h)
            #if(CUDA_cublas_v2.h_DIRS)
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                #set(CHAMELEON_USE_CUBLAS_V2 1)
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            #endif()
        endif (CUDA_FOUND)

        # CHAMELEON depends on MAGMA gpu kernels
        # call our cmake module to test (in cmake_modules)
        # change this call position if not appropriated
        #----------------------------------------------
        if ( CUDA_FOUND AND CHAMELEON_USE_MAGMA )
            set(CHAMELEON_MAGMA_VERSION "1.4" CACHE STRING "oldest MAGMA version desired")
            find_package(MAGMA ${CHAMELEON_MAGMA_VERSION})
            if ( MAGMA_FOUND )
                message("-- ${Blue}Add definition CHAMELEON_USE_MAGMA"
                " - Use GPU kernels from MAGMA${ColourReset}")
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                set(CHAMELEON_USE_MAGMA 1)
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                if(MAGMA_INCLUDE_DIRS)
                    include_directories(${MAGMA_INCLUDE_DIRS})
                endif()
                if(MAGMA_LIBRARY_DIRS)
                    # the RPATH to be used when installing
                    list(APPEND CMAKE_INSTALL_RPATH "${MAGMA_LIBRARY_DIRS}")
                endif()
                if (MAGMA_LIBRARIES)
                    list(INSERT EXTRA_LIBRARIES_CUDA 0 ${MAGMA_LIBRARIES})
                endif()
            else( MAGMA_FOUND )
                if(MORSE_VERBOSE_FIND_PACKAGE)
                    if (NOT MAGMA_magma.h_DIRS)
                        Print_Find_Header_Status(magma magma.h)
                    endif ()
                    if (NOT MAGMA_magma_LIBRARY)
                        Print_Find_Library_Status(magma libmagma)
                    endif ()
                else()
                    message(WARNING "MAGMA library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
                    " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
                endif()
                message(FATAL_ERROR "MAGMA library is required but has not been found")
            endif( MAGMA_FOUND )
        endif()
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        list(APPEND EXTRA_LIBRARIES ${EXTRA_LIBRARIES_CUDA})
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    endif(CHAMELEON_USE_CUDA)
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    # CHAMELEON depends on MPI
    #-------------------------
    if (CHAMELEON_USE_MPI)
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        # 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)
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        endif()
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        find_package(MPI REQUIRED)

        if (MPI_C_FOUND)
            message("-- ${Blue}Add definition CHAMELEON_USE_MPI"
            " - Activate MPI in Chameleon${ColourReset}")
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            set(CHAMELEON_USE_MPI 1)
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            list(APPEND EXTRA_LIBRARIES ${MPI_C_LIBRARIES} )
            include_directories( ${MPI_C_INCLUDE_PATH} )
            # tests for intel mpi
            #list(APPEND MPI_C_COMPILE_FLAGS "-mt_mpi")
            #list(APPEND MPI_COMPILE_FLAGS "-mt_mpi")
            if(MPI_C_LINK_FLAGS)
                list(APPEND CMAKE_EXE_LINKER_FLAGS "${MPI_C_LINK_FLAGS}")
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            endif()
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        endif (MPI_C_FOUND)

    endif (CHAMELEON_USE_MPI)

else (NOT CHAMELEON_SIMULATION)

    message("-- ${BoldBlue}Simulation mode of CHAMELEON is activated (CHAMELEON_SIMULATION=ON)."
    "\n   This mode allows you to simulate execution of algorithms with StarPU compiled with SimGrid."
    "\n   To do so, we provide some perfmodels in the simucore/perfmodels/ directory of CHAMELEON sources."
    "\n   The resulting directory where to find perfmodels is: ${CMAKE_CURRENT_SOURCE_DIR}/simucore/perfmodels."
    "\n   To use these perfmodels, please set your STARPU_HOME environment variable to ${CMAKE_CURRENT_SOURCE_DIR}/simucore/perfmodels."
    "\n   Finally, you need to set your STARPU_HOSTNAME environment variable to the name of the machine to simulate."
    "\n   For example: STARPU_HOSTNAME=mirage."
    "\n   Note that only POTRF kernels with block sizes of 320 or 960 (simple and double precision) on mirage machine are available for now."
    "\n   Database of models is subject to change, it should be enrich in a near future.${ColourReset}")

    message("-- ${Blue}Add definition CHAMELEON_SIMULATION"
    " - Activate simulation mode in Chameleon (to use with StarPU+SimGrid)${ColourReset}")
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    set(CHAMELEON_SIMULATION 1)
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    add_subdirectory(simucore)

    # Guard against mis-used simulation mode
    if(NOT DEFINED CHAMELEON_USE_CUDA)
        message(FATAL_ERROR "${BoldBlue}"
        "In simulation mode CHAMELEON_USE_CUDA and CHAMELEON_USE_MAGMA should be set to"
        "   ensure that the user is aware of the version to be used. If Chameleon's"
        "   kernels are available for NVIDIA CUDA GPUs and if the according"
        "   perfmodels are available in STARPU_HOME then use CHAMELEON_USE_CUDA=ON"
        "   else set CHAMELEON_USE_CUDA=OFF. The same idea is applicable with MAGMA."
        "${ColourReset}")
    endif()
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    if(NOT DEFINED CHAMELEON_USE_MAGMA)
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        message(WARNING "${BoldBlue}"
        "In simulation mode CHAMELEON_USE_CUDA and CHAMELEON_USE_MAGMA should be set to"
        "   ensure that the user is aware of the version to be used. If Chameleon's"
        "   MAGMA kernels are available for NVIDIA CUDA GPUs and if the according"
        "   perfmodels are available in STARPU_HOME then use CHAMELEON_USE_MAGMA=ON"
        "   else set CHAMELEON_USE_MAGMA=OFF.${ColourReset}")
    endif()
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    # Add CUDA definition if required
    if (CHAMELEON_USE_CUDA)
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        set(CHAMELEON_USE_CUDA 1)
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        # Add MAGMA definition if required
        if (CHAMELEON_USE_MAGMA)
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            set(CHAMELEON_USE_MAGMA 1)
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        endif()
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    endif()
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    if (NOT CHAMELEON_SCHED_STARPU)
        message(FATAL_ERROR "Simulation mode of Chameleon only works with"
        "\n   the StarPU runtime. Please use CHAMELEON_SCHED_STARPU=ON.")
    endif()
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    if (CHAMELEON_ENABLE_EXAMPLE)
        set(CHAMELEON_ENABLE_EXAMPLE OFF)
        message("-- ${BoldBlue}CHAMELEON_ENABLE_EXAMPLE is set to ON but we turn it OFF.")
    endif ()
    if (CHAMELEON_ENABLE_TESTING)
        set(CHAMELEON_ENABLE_TESTING OFF)
        message("-- ${BoldBlue}CHAMELEON_ENABLE_TESTING is set to ON but we turn it OFF."
            "\n   Because we are compiling the simulation mode (CHAMELEON_SIMULATION=ON),"
            "\n   there is no sense in compiling testing drivers that are used to check"
            "\n   numerical correctness of algorithms and kernels.${ColourReset}")
    endif ()

    # Simulation mode: we depend on SimGrid
    find_package(SIMGRID REQUIRED)

    # CHAMELEON depends on MPI
    #-------------------------
    if (CHAMELEON_USE_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(NOT MPI_C_COMPILER)
            set(MPI_C_COMPILER "${SIMGRID_DIR_FOUND}/bin/smpicc")
        endif()
        if(NOT MPI_C_LIBRARIES)
            set(MPI_C_LIBRARIES "${SIMGRID_LIBRARIES}")
        endif()
        if(NOT MPI_C_INCLUDE_PATH)
            set(MPI_C_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}")
            list(APPEND MPI_C_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}/smpi")
        endif()
        if(NOT MPI_CXX_COMPILER)
            set(MPI_CXX_COMPILER "${SIMGRID_DIR_FOUND}/bin/smpicxx")
        endif()
        if(NOT MPI_CXX_LIBRARIES)
            set(MPI_CXX_LIBRARIES "${SIMGRID_LIBRARIES}")
        endif()
        if(NOT MPI_CXX_INCLUDE_PATH)
            set(MPI_CXX_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}")
            list(APPEND MPI_CXX_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}/smpi")
        endif()
        if(NOT MPI_Fortran_COMPILER)
            set(MPI_Fortran_COMPILER "${SIMGRID_DIR_FOUND}/bin/smpicxx")
        endif()
        if(NOT MPI_Fortran_LIBRARIES)
            set(MPI_Fortran_LIBRARIES "${SIMGRID_LIBRARIES}")
        endif()
        if(NOT MPI_Fortran_INCLUDE_PATH)
            set(MPI_Fortran_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}")
            list(APPEND MPI_Fortran_INCLUDE_PATH "${SIMGRID_INCLUDE_DIRS}/smpi")
        endif()
        find_package(MPI REQUIRED)

        if (MPI_C_FOUND)
            message("-- ${Blue}Add definition CHAMELEON_USE_MPI"
            " - Activate MPI in Chameleon${ColourReset}")
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            set(CHAMELEON_USE_MPI 1)
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            list(APPEND EXTRA_LIBRARIES ${MPI_C_LIBRARIES} )
            include_directories( ${MPI_C_INCLUDE_PATH} )
            if(MPI_C_LINK_FLAGS)
                list(APPEND CMAKE_EXE_LINKER_FLAGS "${MPI_C_LINK_FLAGS}")
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            endif()
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        endif (MPI_C_FOUND)
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    endif (CHAMELEON_USE_MPI)
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endif(NOT CHAMELEON_SIMULATION)
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# CHAMELEON depends on a runtime
# -------------------------------
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if( CHAMELEON_SCHED_STARPU )
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  set(CHAMELEON_STARPU_VERSION "1.1" CACHE STRING "oldest STARPU version desired")
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    # create list of components in order to make a single call to find_package(starpu...)
    if(NOT CHAMELEON_SIMULATION)
        set(STARPU_COMPONENT_LIST "HWLOC")
        if(CHAMELEON_USE_CUDA)
            list(APPEND STARPU_COMPONENT_LIST "CUDA")
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        endif()
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    else()
        set(STARPU_COMPONENT_LIST "SIMGRID")
    endif()
    if(CHAMELEON_USE_MPI)
        list(APPEND STARPU_COMPONENT_LIST "MPI")
    endif()
    if(CHAMELEON_ENABLE_TRACING)
        list(APPEND STARPU_COMPONENT_LIST "FXT")
    endif()

    find_package(STARPU ${CHAMELEON_STARPU_VERSION} REQUIRED
                 COMPONENTS ${STARPU_COMPONENT_LIST})

    # Add definition and include_dir if found
    if ( STARPU_FOUND )
        message("-- ${Blue}Add definition CHAMELEON_SCHED_STARPU"
        " - Activate StarPU in Chameleon${ColourReset}")
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        set(CHAMELEON_SCHED_STARPU 1)
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        include_directories(${STARPU_INCLUDE_DIRS_DEP})
        if(STARPU_LINKER_FLAGS)
            list(APPEND CMAKE_EXE_LINKER_FLAGS "${STARPU_LINKER_FLAGS}")
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        endif()
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        set(CMAKE_REQUIRED_INCLUDES "${STARPU_INCLUDE_DIRS_DEP}")
        foreach(libdir ${STARPU_LIBRARY_DIRS_DEP})
            list(APPEND CMAKE_REQUIRED_FLAGS "-L${libdir}")
        endforeach()
        set(CMAKE_REQUIRED_LIBRARIES "${STARPU_LIBRARIES_DEP}")
        if (CHAMELEON_USE_MPI)
            list(APPEND CMAKE_REQUIRED_INCLUDES "${MPI_C_INCLUDE_PATH}")
            list(APPEND CMAKE_REQUIRED_FLAGS "${MPI_C_LINK_FLAGS}")
            list(APPEND CMAKE_REQUIRED_LIBRARIES "${MPI_C_LIBRARIES}")
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        endif()
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        if (CHAMELEON_SIMULATION)
            list(APPEND CMAKE_REQUIRED_FLAGS "-include" "starpu_simgrid_wrap.h")
        endif()
        string(REPLACE ";" " " CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
        check_function_exists(starpu_data_idle_prefetch_on_node STARPU_IDLE_PREFETCH_FOUND)
        if ( STARPU_IDLE_PREFETCH_FOUND )
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            set(HAVE_STARPU_IDLE_PREFETCH 1)
            message("-- ${Blue}Add definition HAVE_STARPU_IDLE_PREFETCH${ColourReset}")
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        endif()
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        check_function_exists(starpu_iteration_push STARPU_ITERATION_PUSH_FOUND)
        if ( STARPU_ITERATION_PUSH_FOUND )
            set(HAVE_STARPU_ITERATION_PUSH 1)
            message("-- ${Blue}Add definition HAVE_STARPU_ITERATION_PUSH${ColourReset}")
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        endif()
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        check_function_exists(starpu_data_wont_use STARPU_DATA_WONT_USE_FOUND)
        if ( STARPU_DATA_WONT_USE_FOUND )
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            set(HAVE_STARPU_DATA_WONT_USE 1)
            message("-- ${Blue}Add definition HAVE_STARPU_DATA_WONT_USE${ColourReset}")
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        endif()
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        check_function_exists(starpu_data_set_coordinates STARPU_DATA_SET_COORDINATES_FOUND)
        if ( STARPU_DATA_SET_COORDINATES_FOUND )
            set(HAVE_STARPU_DATA_SET_COORDINATES 1)
            message("-- ${Blue}Add definition HAVE_STARPU_DATA_SET_COORDINATES${ColourReset}")
        endif()
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        check_function_exists(starpu_malloc_on_node_set_default_flags STARPU_MALLOC_ON_NODE_SET_DEFAULT_FLAGS)
        if ( STARPU_MALLOC_ON_NODE_SET_DEFAULT_FLAGS )
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            set(HAVE_STARPU_MALLOC_ON_NODE_SET_DEFAULT_FLAGS 1)
            message("-- ${Blue}Add definition HAVE_STARPU_MALLOC_ON_NODE_SET_DEFAULT_FLAGS${ColourReset}")
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        endif()
        if(CHAMELEON_ENABLE_TRACING)
            # check if fxt profiling is accessible in starpu and activate it in chameleon
            unset(STARPU_FXT_START_PROFILING_FOUND CACHE)
            check_function_exists(starpu_fxt_start_profiling STARPU_FXT_START_PROFILING_FOUND)
            if ( STARPU_FXT_START_PROFILING_FOUND )
                message("-- ${Blue}Add definition HAVE_STARPU_FXT_PROFILING"
                " - Activate FxT profiling through StarPU${ColourReset}")
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                set(HAVE_STARPU_FXT_PROFILING 1)
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            else()
                message("-- ${Red}Looking for starpu with fxt"
                " - starpu_fxt_start_profiling() test fails in StarPU${ColourReset}")
                message("-- ${Red}Check in CMakeFiles/CMakeError.log to figure out why it fails${ColourReset}")
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        endif()
        if (CHAMELEON_USE_MPI)
            # Check if a specific function exist
            unset(STARPU_MPI_DATA_REGISTER_FOUND CACHE)
            check_function_exists(starpu_mpi_data_register_comm STARPU_MPI_DATA_REGISTER_FOUND)
            if ( STARPU_MPI_DATA_REGISTER_FOUND )
                message("-- ${Blue}Add definition HAVE_STARPU_MPI_DATA_REGISTER - Activate"
                " use of starpu_mpi_data_register() in Chameleon with StarPU${ColourReset}")
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                set(HAVE_STARPU_MPI_DATA_REGISTER 1)
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            else()
                message("-- ${Red}Looking for starpu with starpu_mpi_data_register"
                " - starpu_mpi_data_register() test fails in StarPU${ColourReset}")
                message("-- ${Red}Check in CMakeFiles/CMakeError.log to figure out why it fails${ColourReset}")
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            endif()
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            unset(STARPU_MPI_COMM_RANK_FOUND CACHE)
            check_function_exists(starpu_mpi_comm_rank STARPU_MPI_COMM_RANK_FOUND)
            if ( STARPU_MPI_COMM_RANK_FOUND )
                message("-- ${Blue}Add definition HAVE_STARPU_MPI_COMM_RANK - Activate"
                " use of starpu_mpi_comm_rank() in Chameleon with StarPU${ColourReset}")
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                set(HAVE_STARPU_MPI_COMM_RANK 1)
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            else()
                message("-- ${Red}Looking for starpu with starpu_mpi_comm_rank"
                " - starpu_mpi_comm_rank() test fails in StarPU${ColourReset}")
                message("-- ${Red}Check in CMakeFiles/CMakeError.log to figure out why it fails${ColourReset}")
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            endif()
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        endif()
        if(HWLOC_FOUND AND HWLOC_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${HWLOC_LIBRARY_DIRS}")
        endif()
        if(FXT_FOUND AND FXT_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${FXT_LIBRARY_DIRS}")
        endif()
        if(SIMGRID_FOUND AND SIMGRID_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${SIMGRID_LIBRARY_DIRS}")
        endif()
        if(STARPU_FOUND AND STARPU_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${STARPU_LIBRARY_DIRS}")
        endif()
        if (STARPU_LIBRARIES)
            if (STARPU_LIBRARIES_DEP)
                list(INSERT CHAMELEON_DEP 0 ${STARPU_LIBRARIES_DEP})
            else()
                list(INSERT CHAMELEON_DEP 0 ${STARPU_LIBRARIES})
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            endif()
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        endif()
    else ( STARPU_FOUND )
        if(MORSE_VERBOSE_FIND_PACKAGE)
            if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
                if (NOT HWLOC_hwloc.h_DIRS)
                    Print_Find_Header_Status(hwloc hwloc.h)
                endif ()
                if (NOT HWLOC_hwloc_LIBRARY)
                    Print_Find_Library_Status(hwloc libhwloc)
                endif ()
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            endif()
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            if(CHAMELEON_ENABLE_TRACING AND (NOT FXT_FOUND OR NOT FXT_LIBRARIES))
                if (NOT FXT_fxt.h_DIRS)
                    Print_Find_Header_Status(fxt fxt.h)
                endif ()
                if (NOT FXT_fxt_LIBRARY)
                    Print_Find_Library_Status(fxt libfxt)
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                endif ()
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            endif()
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            if(CHAMELEON_SIMULATION AND (NOT SIMGRID_FOUND OR NOT SIMGRID_LIBRARIES))
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                if (NOT SIMGRID_simgrid.h_DIRS)
                    Print_Find_Header_Status(simgrid simgrid.h)
                endif ()
                if (NOT SIMGRID_simgrid_LIBRARY)
                    Print_Find_Library_Status(simgrid libsimgrid)
                endif ()
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            endif()
            if( (NOT STARPU_SHM_FOUND) OR (NOT STARPU_SHM_LIBRARIES) OR
                ( STARPU_LOOK_FOR_MPI AND (NOT STARPU_MPI_FOUND OR NOT STARPU_MPI_LIBRARIES) )
              )
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                foreach(starpu_hdr ${STARPU_hdrs_to_find})
                    if (NOT STARPU_${starpu_hdr}_INCLUDE_DIRS)
                        Print_Find_Header_Status(starpu ${starpu_hdr})
                    endif ()
                endforeach()
                if(STARPU_VERSION_STRING)
                    foreach(starpu_lib ${STARPU_libs_to_find})
                        if (NOT STARPU_${starpu_lib}_LIBRARY)
                            Print_Find_Library_Status(starpu ${starpu_lib})
                        endif ()
                    endforeach()
                endif ()
            endif ()
        else(MORSE_VERBOSE_FIND_PACKAGE)
            message(WARNING "StarPU library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
            " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
        endif(MORSE_VERBOSE_FIND_PACKAGE)
        if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
            message(FATAL_ERROR "hwloc library is required but has not been found")
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        endif()
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        if(CHAMELEON_SIMULATION AND (NOT SIMGRID_FOUND OR NOT SIMGRID_LIBRARIES))
            message(FATAL_ERROR "SimGrid library is required but has not been found")
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        endif()
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        if(CHAMELEON_ENABLE_TRACING AND (NOT FXT_FOUND OR NOT FXT_LIBRARIES))
            message(FATAL_ERROR "FxT library is required but has not been found")
        endif()
        if( (NOT STARPU_SHM_FOUND) OR (NOT STARPU_SHM_LIBRARIES) OR
            ( STARPU_LOOK_FOR_MPI AND (NOT STARPU_MPI_FOUND OR NOT STARPU_MPI_LIBRARIES) )
          )
            message(FATAL_ERROR "StarPU library is required but has not been found")
        endif()
    endif ( STARPU_FOUND )
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endif( CHAMELEON_SCHED_STARPU )
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if( CHAMELEON_SCHED_PARSEC )
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    # create list of components in order to make a single call to find_package(starpu...)
    set(PARSEC_COMPONENT_LIST "HWLOC")
    if(CHAMELEON_USE_MPI)
        list(APPEND PARSEC_COMPONENT_LIST "MPI")
    endif()
    if(CHAMELEON_USE_CUDA)
        list(APPEND PARSEC_COMPONENT_LIST "CUDA")
    endif()
    # TODO: Add a CHAMELEON_WITH_PROFILING option that enables Fxt for StarPU, or PAPI for PaRSEC
    #if(CHAMELEON_WITH_PROFILING)
    #    list(APPEND PARSEC_COMPONENT_LIST "PAPI")
    #endif()

    find_package(PARSEC COMPONENTS ${PARSEC_COMPONENT_LIST})

    # Add definition and include_dir if found
    if(PARSEC_FOUND)
        message("-- ${Blue}Add definition CHAMELEON_SCHED_PARSEC"
        " - Activate PaRSEC in Chameleon${ColourReset}")

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      set(CHAMELEON_SCHED_PARSEC 1)
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      include_directories(${PARSEC_INCLUDE_DIRS_DEP})
      include_directories(${PARSEC_INCLUDE_DIRS}/daguepp)
      set(CMAKE_REQUIRED_INCLUDES "${PARSEC_INCLUDE_DIRS_DEP}")

      if(PARSEC_LINKER_FLAGS)
           list(APPEND CMAKE_EXE_LINKER_FLAGS "${PARSEC_LINKER_FLAGS}")
      endif()
      foreach(libdir ${PARSEC_LIBRARY_DIRS_DEP})
          list(APPEND CMAKE_REQUIRED_FLAGS "-L${libdir}")
      endforeach()
      string(REPLACE ";" " " CMAKE_REQUIRED_FLAGS "${CMAKE_REQUIRED_FLAGS}")
      set(CMAKE_REQUIRED_LIBRARIES "${PARSEC_LIBRARIES_DEP}")

      if(HWLOC_FOUND AND HWLOC_LIBRARY_DIRS)
            # the RPATH to be used when installing
          list(APPEND CMAKE_INSTALL_RPATH "${HWLOC_LIBRARY_DIRS}")
      endif()
      if(PARSEC_FOUND AND PARSEC_LIBRARY_DIRS_DEP)
          # the RPATH to be used when installing
          list(APPEND CMAKE_INSTALL_RPATH "${PARSEC_LIBRARY_DIRS_DEP}")
      endif()
      if (PARSEC_LIBRARIES)
          if (PARSEC_LIBRARIES_DEP)
              list(INSERT CHAMELEON_DEP 0 ${PARSEC_LIBRARIES_DEP})
          else()
              list(INSERT CHAMELEON_DEP 0 ${PARSEC_LIBRARIES})
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          endif()
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      endif()
    else ( PARSEC_FOUND )
        if(MORSE_VERBOSE_FIND_PACKAGE)
            if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
                if (NOT HWLOC_hwloc.h_DIRS)
                    Print_Find_Header_Status(hwloc hwloc.h)
                endif ()
                if (NOT HWLOC_hwloc_LIBRARY)
                    Print_Find_Library_Status(hwloc libhwloc)
                endif ()
            endif()
            if( (NOT PARSEC_FOUND) OR (NOT PARSEC_LIBRARIES_DEP) )
              foreach(parsec_hdr ${PARSEC_hdrs_to_find})
                    if (NOT PARSEC_${parsec_hdr}_INCLUDE_DIRS)
                        Print_Find_Header_Status(parsec ${parsec_hdr})
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                    endif ()
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                endforeach()
                if(PARSEC_VERSION_STRING)
                    foreach(parsec_lib ${PARSEC_libs_to_find})
                        if (NOT PARSEC_${parsec_lib}_LIBRARY)
                            Print_Find_Library_Status(parsec ${parsec_lib})
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                        endif ()
                    endforeach()
                endif()
            endif()
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        else(MORSE_VERBOSE_FIND_PACKAGE)
            message(WARNING "PaRSEC library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
            " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
        endif(MORSE_VERBOSE_FIND_PACKAGE)
        if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
            message(FATAL_ERROR "hwloc library is required but has not been found")
        endif()
        if( (NOT PARSEC_FOUND) OR (NOT PARSEC_LIBRARIES_DEP) )
            message(FATAL_ERROR "PaRSEC library is required but has not been found")
        endif()
    endif ( PARSEC_FOUND )
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endif( CHAMELEON_SCHED_PARSEC )
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      # try to find quark runtime
if( CHAMELEON_SCHED_QUARK )
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    find_package(QUARK COMPONENTS HWLOC)
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    # Add definition and include_dir if found
    if(QUARK_FOUND)
        message("-- ${Blue}Add definition CHAMELEON_SCHED_QUARK"
        " - Activate QUARK in Chameleon${ColourReset}")
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        set(CHAMELEON_SCHED_QUARK 1)
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        include_directories(${QUARK_INCLUDE_DIRS})
        if(QUARK_LIBRARY_DIRS)
            # the RPATH to be used when installing
            list(APPEND CMAKE_INSTALL_RPATH "${QUARK_LIBRARY_DIRS}")
        endif()
        if (QUARK_LIBRARIES)
            if (QUARK_LIBRARIES_DEP)
                list(INSERT CHAMELEON_DEP 0 ${QUARK_LIBRARIES_DEP})
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            else()
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                list(INSERT CHAMELEON_DEP 0 ${QUARK_LIBRARIES})
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            endif()
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        endif()
    else(QUARK_FOUND)
        if(MORSE_VERBOSE_FIND_PACKAGE)
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            if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
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                if (NOT HWLOC_hwloc.h_DIRS)
                    Print_Find_Header_Status(hwloc hwloc.h)
                endif ()
                if (NOT HWLOC_hwloc_LIBRARY)
                    Print_Find_Library_Status(hwloc libhwloc)
                endif ()
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            endif()
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            if (NOT QUARK_quark.h_DIRS)
                Print_Find_Header_Status(quark quark.h)
            endif ()
            if (NOT QUARK_quark_LIBRARY)
                Print_Find_Library_Status(quark libquark)
            endif ()
        else()
            message(WARNING "QUARK library has not been found and MORSE_VERBOSE_FIND_PACKAGE is set to OFF."
            " Try to activate MORSE_VERBOSE_FIND_PACKAGE option (-DMORSE_VERBOSE_FIND_PACKAGE=ON) to get some hints for the detection")
        endif()
        if(NOT HWLOC_FOUND OR NOT HWLOC_LIBRARIES)
            message(FATAL_ERROR "hwloc library is required but has not been found")
        endif()
        message(FATAL_ERROR "QUARK library is required but has not been found")
    endif(QUARK_FOUND)
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endif()
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list(REMOVE_DUPLICATES CMAKE_EXE_LINKER_FLAGS)
string(REPLACE ";" " " CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS}")
# Fix a problem on Mac OS X when building shared libraries
if (${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
    set(CMAKE_SHARED_LINKER_FLAGS "-undefined dynamic_lookup")
endif()
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