Close the progress by name.

close_p.sh

#!/bin/bash

echo "*********************************"
echo "Close the progress by name!"
echo "usage: ./close_p.sh progressName"
echo "*********************************"
echo

#echo "PID of this script: $$"
#echo "PPID of this script: $PPID"

function MsgShow() {
    if [ $# -lt 1 ]; then
        echo "Parm err ! Exit the shell!"
        exit 1

    else
        case ${1} in
        PARMMISS)
            echo "Missing process name to close!"
            ;;
        NOPROSS)
            echo "No such procress[$2]!"
            ;;
        MULTIPROSS)
            echo "There are too many process contains name[$2]"
            ;;
        *)
            echo "Default case!"
            ;;
        esac
        exit 1
    fi
}

function PidFind() {
    PIDCOUNT=$(ps -ef | grep $1 | grep -v "grep" | grep -v $0 | awk '{print $2}' | wc -l)
    if [ ${PIDCOUNT} -gt 1 ]; then
        MsgShow MULTIPROSS $1
    elif [ ${PIDCOUNT} -le 0 ]; then
        MsgShow NOPROSS $1
    else
        PID=$(ps -ef | grep $1 | grep -v "grep" | grep -v ".sh" | awk '{print $2}')
        echo "Find the PID of this progress! --- progress:$1 PID=[${PID}] "
    fi
    read -p "Are you sure you want to close this progress[y/n]: "
    if [ $REPLY = "y" ] || [ $REPLY = "yes" ]; then
        echo "Kill the process $1 ..."
        kill -9 ${PID}
        echo "kill -9 ${PID} done!"
    else
        echo "Confirmation of canceling,exit!"
        exit 1
    fi
    #if we use return ,the rerturn val must between 0 and 255
}

if [ $# -lt 1 ]; then
    MsgShow PARMMISS
else
    PidFind $1
fi