#!/usr/bin/perl

use CGI;

# eventually the text file will be sent to this excutable via the upload script

$file = 'http://www.mywebpage/uploaded_files/file.txt';

# path to program

my $prog = 'http://www.mywebpage/cgi-bin/executableprog';

my $q = new CGI;

my $pid = open PIPE, "-|";
die "Cannot fork $!" unless defined $pid;

unless($pid)
{
    exec PROG or die "Cannot open pipe to executableprog: $!";

    print PROG "$file\n";

    close PROG;
}