run

#!/usr/bin/env bash

ARCH=`uname -s`

_main_dir=$(dirname $BASH_SOURCE)
EASYPAPDIR=${EASYPAPDIR:-${_main_dir}}
. ${_main_dir}/script/easypap-common.bash
unset _main_dir

TRACE=no
THUMBS=no
DEBUG=no

for ((i = 1; i <= $#; i++ )); do
    case ${!i} in
        -t|--trace|-ti|--trace-iter)
            TRACE=yes
            ;;
        -tn|--thumbs)
            THUMBS=yes
            ;;
        -lk|--list-kernels)
            shift
            exec ${EASYPAPDIR}/script/easypap-list-kernels "$@"
            ;;
        -lv|--list-variants)
            shift
            exec ${EASYPAPDIR}/script/easypap-list-variants "$@"
            ;;
        -mpi|--mpirun)
            if ((i == $#)); then
                echo "Error: option --mpi must be followed by a string"
                ${SIMU} --help
                exit 1
            fi
            j=$((i + 1))
            MPIRUNARGS="${!j}"
            ;;
        --gdb|--lldb)
            DEBUG=${!i#--}
            ;;
        *)
            ;;
    esac
done

# build easypap if needed
if [[ ! -f ${SIMU} ]]; then
    make -j
fi

# if thumbnails generation is requested, clean the old files
if [[ $THUMBS == "yes" ]]; then
    ${EASYPAPDIR}/script/clean-thumbs
fi

# if trace generation is requested, we back up the previous trace file
if [[ $TRACE = "yes" ]]; then
    if [[ -f ${TRACEFILE} ]] ; then
        mv ${TRACEFILE} ${OLDTRACEFILE}
    fi
fi

# if no thread binding is specified, use OMP_PLACES=cores on Linux systems
if [[ -z $OMP_PLACES ]]; then
    if [[ $ARCH == "Linux" ]]; then
        export OMP_PLACES="cores"
    else # MacOS
        # OMP_PLACES is not supported by libgomp yet
        if ! otool -L ${SIMU} | grep libgomp > /dev/null; then
            export OMP_PLACES="cores"
        fi
    fi
fi

# Run under debugger 
if [[ $DEBUG = "lldb" ]]; then
    exec lldb ${SIMU} -- "$@"
elif [[ $DEBUG = "gdb" ]]; then
    exec gdb --args ${SIMU} "$@"
fi

# check if program should be launched by mpirun
if [[ -n $MPIRUNARGS ]]; then
    vars=(OMP_NUM_THREADS OMP_SCHEDULE OMP_PLACES)
    MPIENV=""
    for v in ${vars[@]}; do
        if [[ -n ${!v} ]]; then
            MPIENV="${MPIENV} -x $v"
        fi
    done
    mpirun ${MPIENV} ${MPIRUNARGS} ${SIMU} "$@"
else
    exec ${SIMU} "$@"
fi