Re: NS Segmentation errors and disappearing acks

[Rajesh Krishnan <rkrishna@bbn.com>]

Hi,

Tcl commenting works differently from Unix shells. This may
be the source of the problem. The "COMMENTS" entry in the
"Frequently made mistakes in Tcl" may be of help :

http://www.teraform.com/~lvirden/tcl-faq/

Regards,
Rajesh

> All 
> 
> I have some strange things happening with ns 2.1b2. NS fails with a
> segmentation error when I remove a line of #'s from the tcl code. Even
> weirder when I remove all but a few of the #'s in the line ns works fine
> but does not record any acks in the trace file. When I add the #'s the
> acks come back. I can trigger the error with any character in the file
> so its not directly related to '#' s  My tcl code is pretty simple as
> I'm just recreating some of the simulations in a Fall/Floyd paper.  In
> another simulation in the same source code file I get the error
> "scoreboard too large". 
> 
> I'm using ns-2.1b2 compiled with gcc 2.7.2.3 on linux 2.0.20
> (slackware). I tried ns-2.1b3 but gcc complains about declarations for
> random() and fails.
> 
> 
> 
> Any ideas out there about what's causing these
> errors?
> 
> 
> Thnx,
> 
> art mena
> Boeing