md5name

md5name.sh

#!/bin/sh
# coding: utf-8

if [ $# -gt 0 ]; then
  for file in “$@”
  do
    if [ -f “$file” -a -s “$file” ]; then
      # Get file extention
      ext=`basename “$file” | sed ‘s/^.*\.\(.*\)$/\1/gi’`;
      if [ “$file” == $ext ] ; then
        ext=””;
      else
        ext=”.$ext”;
      fi
      # Make new file name
      nfile=`dirname “$file”`/`md5sum “$file” | cut -c -32`$ext;
      # echo $file to $nfile
      mv “$file” $nfile
    fi
  done
else
  cat <<EOUSG
  md5name – Rename the file with md5sum string.
            By dyama=members.fsf.org 2010.
            Usage:
            $0 File […]
EOUSG
fi