#!/bin/bash

nprocess=$1

nhist=$2

ndims=$3

nbins=$4

usage() {

echo "parallelMergeTest.sh nprocess nhist [ndims] [nbins]"

}

if [ "x$nprocess" == "x" ] ; then

echo "Must specify the number of client process."

usage

exit 1;

fi

if [ "x$nhist" == "x" ] ; then

echo "Must specify the number of histograms."

usage

exit 1;

fi

if [ "x$ndims" == "x" ] ; then

ndims=1

fi

if [ "x$nbins" == "x" ] ; then

nbins=100

fi

# make sure the script is compiled

echo '.L parallelMergeTest.C+' | root.exe -b -l

res=$?

if [ $res -ne 0 ] ; then

exit $res;

fi

echo '.L parallelMergeServer.C+' | root.exe -b -l

res=$?

if [ $res -ne 0 ] ; then

exit $res;

fi

root.exe -b -l -q $ROOTSYS/tutorials/net/parallelMergeServer.C+ &

res=$?

if [ $res -ne 0 ] ; then

exit $res;

fi

# give sometimes to start

sleep 2

if type seq > /dev/null 2>&1 ; then

sequence=`seq ${nprocess}`

elif type jot > /dev/null 2>&1 ; then

sequence=`jot ${nprocess} 1`

else

echo "Neither seq nor jot is available, we can't count"

exit 1

fi

for index in ${sequence}

do

root.exe -b -l -q "parallelMergeTest.C+($nhist,$ndims,$nbins)" & # > output.$index &

done

wait