#!/bin/bash
#
# Syntax:  mvnospaces [-h] file [...]
#
# Purpose: Converts the spaces in the given filenames to underscores.
#          The -h flag shows the help info for this command.

# Created: Jul 15, 2003       by Bart De Schutter
# Last revised: Jul 26, 2007  by Bart De Schutter
#
# See http://www.deschutter.info/util/scripts.html for the latest version of
# this script.

# Status: public
# Category: files

if [  $# -ge 1   -a   "$1" = "-h"  ];
then
   sed '/^$/q;/^#!/d;s/^# //;s/^#//' $0 >&2
   exit 1
fi

if [ $# -eq 0 ];
then
   echo >&2
   echo >&2 "ERROR: ${0##*/} requires at least 1 input argument."
   echo >&2
   sed '/^$/q;/^#!/d;s/^# //;s/^#//' $0 >&2
   exit 1
fi

for fname in "$@"
do 
   if [ -e "$fname" ];
   then
      lname=$(echo "$fname" | tr " " "_")
      \mv "$fname" "$lname"
   else
      echo >&2 "WARNING: file or directory $fname not found."
   fi
done