Shell Programming and Scripting

#!/bin/bash

PARAMETER=$#
VIEW_NAME=$1

Help()
{
echo "Usage:"
echo "./build <view-name> <Val > "
echo "        "
}

check_parameters()
{
if [ "$PARAMETER" == "2" ]
then
existing_baseline
elif [ "$PARAMETER" == "1" ]||[ "$VIEW_NAME" == "help" ]
then
Help
else
Help
fi
}

clear
check_parameters


existing_baseline()
{
label=`cleartool lsstream -fmt "%[found_bls]NXp\n" -view $VIEW_NAME | sed 's/,/\n/g' 
}

fun1()
{
cleartool  diffbl -ver -pred  $label
 }
fun2()
{
cleartool  diffbl -activities -pred $label 
}
fun3()
{
cleartool  diffbl -ele -pred  $label
 }

case $Val in
 "1")
   fun1
    ;;
 "2")
   fun2
    ;;
 "3")
    fun3
   ;;
 *)
    echo -e "Invalid input.............\n" 
	Help
    ;;
 esac