Comments on: Creating a Custom Dynamic Pre-login MOTD http://www.on-tap.org/2009/10/16/create-a-custom-dynamic-motd/ Mon, 11 Jan 2010 00:37:16 +0000 http://wordpress.org/?v=2.9 hourly 1 By: Devin http://www.on-tap.org/2009/10/16/create-a-custom-dynamic-motd/comment-page-1/#comment-4 Devin Mon, 11 Jan 2010 00:37:16 +0000 http://tech.on-tap.org/?p=126#comment-4 Optionally, for a script that runs as a daemon, constantly polling data and updating /etc/issue, I would actually recommend converting this to a perl script, and use the following code to daemonize the perl script: <pre> # begin damonization close(STDIN); close(STDOUT); close(STDERR); exit if (fork()); exit if (fork()); while(1) { # # put the converted code here # sleep 30; } </pre> Optionally, for a script that runs as a daemon, constantly polling data and updating /etc/issue, I would actually recommend converting this to a perl script, and use the following code to daemonize the perl script:

# begin damonization
close(STDIN);
close(STDOUT);
close(STDERR);
exit if (fork());
exit if (fork());

while(1) {
    #
    # put the converted code here
    #

    sleep 30;
}
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