#!/bin/bash
file_clean() {
  if [ -f $1 ]; then
    #:> $1
    cp /dev/null $1
  fi
}

find /var/log -name "*.?" -type f -exec rm -f {} \;
find /var/log -name "*.gz" -type f -exec rm -f {} \;
find /var/log -name "*.old" -type f -exec rm -f {} \;

find /var/log -type f -exec cp /dev/null {} \;

find /home -name ".bash_history" -type f -exec cp /dev/null {} \;
find /root -name ".bash_history" -type f -exec cp /dev/null {} \;