#!/usr/bin/perl -w
BEGIN { unshift @INC,"./blib/lib/";}
use File::Tail 0.8;

$name="/var/log/syslog" unless $name=shift @ARGV;
$debug=shift @ARGV || 0;
$version=shift @ARGV || 0;
print "Looking at $name \n";

unless ($version) {
#
#  This is the old, pure object, interface
#
    $file=File::Tail->new(name=>$name,debug=>$debug,interval=>1,maxinterval=>5,
			  adjustafter=>20,errmode=>"return") or
			      die "Could not open $name: $!";
    while ($line=$file->read) {
	print "$line";
    }
} elsif ($version == 1) {
#
# The simplest tie, show's how you can set up parameters after a tie.
#
    local *FH;
    $fh=*FH;
    my $ref=tie $fh,"File::Tail",$name;
    $ref->debug(1);
    $ref->interval(1);
    $ref->maxinterval(5);
    $ref->adjustafter(4);
    $ref->{'ignore_nonexistant'}=1;
    while (<$fh>) {
	print "$_";
    }
}  elsif ($version == 2) {
#
# Tie and pass all parameters at the same time
#
    local *FH;
    $fh=*FH;
    my $ref=tie $fh,"File::Tail",(name=>$name,debug=>$debug,
				  interval=>1,maxinterval=>5, 
				  adjustafter=>20,errmode=>"return");
    while (<$fh>) {
	print "$_";
    }
} elsif ($version == 3) {
#
# Tie without predeclaring the filehandle
#
    my $ref=tie *FH,"File::Tail",(name=>$name,debug=>$debug,
				  interval=>1,maxinterval=>5,
				  tail=>5,
				  adjustafter=>20,errmode=>"return");
    while (<FH>) {
	print "$_";
    }
}