#!/bin/sh
# @(#) pc2unix Convert PC text files ---> unix text files
#######################################
# This UNIX script converts PC        #
# text files into unix text files via #
# ASCII <Return> ---> <Line Feed>     #
# character translation.              #
#######################################
echo "-------------------------------------"
echo "PC ---> unix file converter         "
echo "USAGE: pc2unix file1 file2 file3 ..."
echo "-------------------------------------"

################################
# Set trap to abort on signal: #
################################
trap 'echo "Interrupted by signal" >&2; exit' 1 2 3 15

#####################################
# Process command-line argument(s): #
#####################################
case $# in
   0) # User forgot to enter a filename:
     [ -t 0 ] && echo "USAGE: `basename $0` file1 file2 file3 ..." >&2 && exit 1 ;;
   *) # Process input files:
     for file in $*
       do
         if [ ! -r $file ]; then
           echo "Cannot read input file \"$file\"" >&2 && exit 2
         else
           echo "Converting file \"$file\" ..."
           /usr/bin/tr '\013\010' '\010' < "$file" > "tmp.$file"
           mv "tmp.$file" "$file"
         fi
       done
esac
echo "... all done! "
exit