#!/bin/sh
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# Copyright (c) 2015-2020, Intel Corporation
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# [ICS VERSION STRING: unknown]

# BASE PATH TO MPI EXECUTABLES: To use an alternate location,
# either edit this line or set MPICH_PREFIX in your environment.
# see select_mpi for the set of default MPI selections
# default to MPI used for build
MPICH_PREFIX=${MPICH_PREFIX:-`cat .prefix 2>/dev/null`}

trap "exit 1" SIGHUP SIGTERM SIGINT

BASE_DIR="osu-micro-benchmarks-5.9/mpi/"

if [ -z "$1" -o "$1" == "-h" -o "$1" == "--help" ]
then 
	echo "Usage: run_osu5 <number_of_processes> <command> <arg1> <arg2>...<argn> "
	echo "For example: ./run_osu5 2 osu_allgatherv"
	echo "number_processes may be 'all' in which case one rank will be"
	echo "started for every process in the mpi_hosts file."
	echo "The remaining arguments are passed to the target command."
	echo
	echo "Possible commands are:"
	for f in $(find ${BASE_DIR} -executable -type f); do
		echo -n $(basename $f)", "
	done
	echo
	echo
	echo "To see the list of options for each individual benchmark add \"-h\""
	echo "to the benchmark name. For example: \"./run_osu5 2 osu_fop_latency -h\"."
	exit 1
fi

NUM_PROCESSES=$1
shift

if [ $# -lt 1 ]; then
	echo "You must specify an OSU benchmark."
	exit 1
fi

CMD=`find ${BASE_DIR} -name "$1"`
if [ -z ${CMD} ]; then
	echo "$1 is not a valid OSU benchmark."
	exit 1
fi

APP="$1"
shift
LOGFILE=
. ./prepare_run


(
	echo " Running $CMD ..."
	show_mpi_hosts
	set -x
	$MPI_RUN_CMD $CMD "$@"
	set +x
) 2>&1 | tee -i -a $LOGFILE
echo "########################################### " >> $LOGFILE
