#!/usr/bin/awk -f

# Downloadable example 4 for GNU Awk Part 15

BEGIN {
    if (ARGC != 2 ) {
        print "Needs a file name argument" > "/dev/stderr"
        exit
    }

    data = ARGV[1]

    while ( (getline line < data) > 0 )
        print line
    close(data)
}