discogrok enters endless loop while parsing commandline arguments and later while parsing data.

What steps will reproduce the problem?
1. Run discogrok

What is the expected output? What do you see instead?

Discogrok enters a endlessloop while parsing commandline arguments to fix 

change line 81 to:

  while ((opt = getopt_long_only(argc, argv, "hp:v", options, NULL)) != -1) {

What version of the product are you using? 
grok-1.20110708.1

On what operating system?
FreeBSD 8.0-RC3 

Please provide any additional information below.
after fix discogrok enters a new endless loop this is the output

[78230] [discover] [grok_discover:116] 7250: Round starting
[78230] [discover] [grok_discover:117] 7250: String: Sep 23 12:42:47 <2.6> mx2 
postfix/smtpd[43385]: NOQUEUE: reject: RCPT from unknown[41.230.227.1]: 554 
5.7.1 Service unavailable; Client host [41.230.227.1] blocked using 
zen.spamhaus.org; http://www.spamhaus.org/query/bl?ip=41.230.227.1; 
from=<0-0-0-0-ludy@chiennes-extremes.com> to=<hksantoskei@standby.dk> 
proto=ESMTP helo=<[41.230.227.1]>
[78230] [discover] [grok_discover:118] 7249: Offset:  ^

Original issue reported on code.google.com by steffen....@gmail.com on 23 Sep 2011 at 2:00

ssanthosh243 / semicomplete

discogrok enters endless loop while parsing commandline arguments and later while parsing data. #59