#!/bin/bash
# idelete.sh: inode ·Î ÆÄÀÏÀ» Áö¿ì±â.

#  ÀÌ ½ºÅ©¸³Æ®´Â ÆÄÀÏÀ̸§ÀÌ ? ³ª - ó·³ ºÎÀûÀýÇÑ ¹®ÀÚ·Î ½ÃÀÛµÉ ¶§ À¯¿ëÇÕ´Ï´Ù.

ARGCOUNT=1                      # ÀÎÀÚ·Î ÆÄÀÏÀ̸§ÀÌ ÇÊ¿äÇÔ.
E_WRONGARGS=70
E_FILE_NOT_EXIST=71
E_CHANGED_MIND=72

if [ $# -ne "$ARGCOUNT" ]
then
  echo "»ç¿ë¹ý: `basename $0` filename"
  exit $E_WRONGARGS
fi  

if [ ! -e "$1" ]
then
  echo "\""$1"\" ´Â Á¸ÀçÇÏÁö ¾Ê´Â ÆÄÀÏÀÔ´Ï´Ù."
  exit $E_FILE_NOT_EXIST
fi  

inum=`ls -i | grep "$1" | awk '{print $1}'`
# inum = ÆÄÀÏÀÇ inode (index node)
# ¸ðµç ÆÄÀÏÀº ÀÚ½ÅÀÇ ¹°¸®Àû ÁÖ¼Ò Á¤º¸¸¦ ´ã°í ÀÖ´Â inode¸¦ °®°í ÀÖ½À´Ï´Ù.

echo; echo -n "\"$1\" ¸¦ ÁøÂ¥·Î Áö¿ì½Ç °Ì´Ï±î(y/n)? "
read answer
case "$answer" in
[nN]) echo "¸¶À½À» ¹Ù²å±º¿ä, ±×·¸ÁÒ?"
      exit $E_CHANGED_MIND
      ;;
*)    echo "\"$1\" ¸¦ Áö¿ì´Â Áß.";;
esac

find . -inum $inum -exec rm {} \;
echo ""\"$1"\" °¡ Áö¿öÁ³½À´Ï´Ù!"

exit 0