#!/bin/bash
# kill-process.sh

NOPROCESS=2

process=xxxyyyzzz  # Á¸ÀçÇÏÁö ¾Ê´Â ÇÁ·Î¼¼½º¸¦ °¡Áö°í,
# ±×³É µ¥¸ð¿ëÀÓ...
# ... ½ÇÁ¦·Î µ¹°í ÀÖ´Â ¾î¶² ÇÁ·Î¼¼½ºµµ Á×ÀÌ·Á°í ÇÏ´Â°Ô ¾Æ´Ï´Ï±î.
#
#  ÇÏÁö¸¸, ¿¹¸¦ µé¾î ÀÎÅͳݿ¡¼­ ·Î±×¿ÀÇÁÇÏ°í ½Í´Ù¸é 
#+      process=pppd
#+ µË´Ï´Ù.

t=`pidof $process`       # $processÀÇ pid(ÇÁ·Î¼¼½º ID)¸¦ ã°í,
# 'kill'Àº ÇÁ·Î±×·¥ À̸§ÀÌ ¾Æ´Ï¶ó pid¸¦ ¾²±â ¶§¹®¿¡

if [ -z "$t" ]           # ÇØ´ç ÇÁ·Î¼¼½º°¡ ¾ø´Ù¸é 'pidof'´Â ³ÎÀ» ¸®ÅÏÇÔ.
then
  echo "$process ´Â ÇöÀç ½ÇÇàÁßÀÌ ¾Æ´Ï¹Ç·Î ±×³É Á¾·áÇÕ´Ï´Ù."
  exit $NOPROCESS
fi  

kill $t                  # Àß Á×Áö ¾Ê´Â ÇÁ·Î¼¼½º¶ó¸é 'kill -9'¶ó°í ÇØ¾ß ÇÒÁöµµ ¸ð¸¨´Ï´Ù.

# Á×Áö ¾Ê°Ô µÅ ÀÖ´Â ÇÁ·Î¼¼½ºÀϼöµµ Àֱ⠶§¹®¿¡
# ´Ù½Ã ÇÑ ¹ø " t=`pidof $process` " ·Î È®ÀÎÇØ º¼ ÇÊ¿ä°¡ ÀÖ½À´Ï´Ù.


# À§ Àüü ½ºÅ©¸³Æ®´Â 
#    kill $(pidof -x process_name)
# À̶ó°í ÇÒ ¼öµµ ÀÖ°ÚÀ¸³ª ±×·¯¸é ±³À°ÀûÀÌÁö´Â ¾ÊÀº°Í °°±º¿ä.

exit 0