#!/bin/sh
#
# Copyright 1995, by Hewlett-Packard Company
#
# The code in this file is from the book "Shell Programming
# Examples" by Bruce Blinn, published by Prentice Hall.
# This file may be copied free of charge for personal,
# non-commercial use provided that this notice appears in
# all copies of the file.  There is no warranty, either
# expressed or implied, supplied with this code.
#
# NAME
#    Cat - concatinate files
#
# SYNOPSIS
#    Cat [file ...]
#
# DESCRIPTION
#    This command concatinates the files by reading each
#    file in sequence and writing it to the standard output.
#
# RETURN VALUE
#    0    Successful completion
#    1    One or more files were not found
#
############################################################
ERROR=0             # Has there been an error (0=no, 1=yes)
LINE=               # Line read from file

while [ $# -gt 0 ]
do
     if [ ! -r "$1" ]; then
          echo "Cannot find file $1" 1>&2
          ERROR=1
     else
          IFS=
          while read LINE
          do
               echo "$LINE"
          done <"$1"
     fi
     shift
done

exit $ERROR