#!/bin/bash## Invoke a serious of runs of NS2. Scenario files come from the# SCENARIOS subdirectory, traffic files from TRAFFIC, with tracefiles# being written into the RESULTS subdirectory. The command-line parameters# are the filenames within these directories for traffic, scenario, and# result, in that order, followed by the initial random number seed.## Parameters: $1 = traffic subdirectory#             $2 = result subdirectory#             $3 = max scenario file speed (1 m/s or 20 m/s)## example: NS DRIVER.TCL TRAFFIC SCENARIO RESULT SEED## Naming conventions: all scenario files have names that denote # number of nodes, maximum speed, pause time,and a running number:# SCEN-NODE-MAX-PAUSE-NUMBER## All traffic files have names that denote the protocol,# the number of senders, and the number of receivers:# FLOOD-SENDERS-RECEIVERS## The resulting trace files have names that are similar to# the traffic files, but with in indication of the max speed# and an additional running number:# FLOOD<MAX>-SENDERS-RECEIVERS-NUMBER#if (( $# != 3 )); then	echo "Usage: $0 traffic_dir result_dir speed"	exitelse	echo "batch: $1 $2 $3"fi## SN = number of senders# RN = number of receivers#for sn in 01 02 05 10; do  for rn in 010 020 040 060 080 100; do    echo "$sn Senders with $rn Receivers"      for i in 01 02 03 04 05 06 07 08 09 10; do	echo "ns driver.flood.tcl $1/flood-$sn-$rn scen-100-$3-0-$i $2/flood$3-$sn-$rn-$i 2"	ns driver.flood.tcl $1/flood-$sn-$rn scen-100-$3-0-$i $2/flood$3-$sn-$rn-$i 2	awk -f eval.awk < $2/flood$3-$sn-$rn-$i > $2/summary$3-$sn-$rn-$i	rm $2/flood$3-$sn-$rn-$i      done    donedone