Re: Recompiling ns

[Haobo Yu <haoboy@ISI.EDU>]

You added a .c file? If so, the .o should go into OBJ_C instead of OBJ_CC,
right?

- Haobo

On Thu, 12 Aug 1999, Huiwen Li wrote:

> Hi, all,
> 
> Thank you very much for all your valuable replies. Since I am a beginner in
> NS, I probably asked or will ask some questions already asked before. I am
> sorry for asking them again, but this is probably the fastest way to get an
> answer. Thank you all for your patience.
> 
> Right now, I have another question. I defined a similar drop module as
> DropTail, which adds some more functions. Then I added .o file in the
> Makefile. And I tried to recompile NS, but the comipling just stopped at
> that .o file and wouldn't process any more, seems like the machine goes
> dead. But I think the two files I added .c .h are very simple. I am
> wondering if I am missing some steps for compiling? Could any one give me
> some advice?
> 
> Thanks a lot,
> Huiwen
> 
> 
> > -----Original Message-----
> > From: George Riley [mailto:riley@cc.gatech.edu]
> > Sent: Thursday, August 12, 1999 10:54 AM
> > To: Haobo Yu
> > Cc: Huiwen Li; ns-users@mash.CS.Berkeley.EDU
> > Subject: Re: your mail
> > 
> > 
> > You can just change the access mode parameter on the file open command
> > (the one that creates the tcl file object for the trace file) to "a"
> > instead of "w".  This will append the new traces to existing ones.
> > Be careful with this though, the trace file will get big in a hurry.
> > 
> > George
> > 
> > 					
> > 			-George F. Riley (riley@cc.gatech.edu)
> > 		 	-Grad Student Liaison
> > 
> > 
> > On Thu, 12 Aug 1999, Haobo Yu wrote:
> > 
> > > > If I want to run the same simulation for many times, only 
> > changing some
> > > > parameters, but I want to write data to the same trace 
> > file, what should I
> > > > do? Is there any such example? 
> > > > 
> > > > I tried to use a single $ns for the whole simulation, but 
> > I am not sure if
> > > > it is possible. Also I am confused about "$ns run". Is 
> > there any parameter
> > > > for Simulator instproc run? The original code has no 
> > parameters defined, but
> > > > the NS notes and documents mentioned there are args.
> > > 
> > > If you start and stop the simulation multiple times, 
> > although you can
> > > write to the same trace file, the result is a concatenation 
> > of all trace
> > > files, i.e., they are not continuous in time. 
> > > 
> > > I think a better way is to build your simulation so that 
> > those different
> > > sims with different params actually co-exist in a single run of
> > > simulation. tcl/ex/rbp_demo.tcl is an example, where 3 
> > different types of
> > > TCP streams are run on 3 parallel (and identical) 
> > topologies, but in the
> > > same run... 
> > > 
> > > Of course doing postprocessing and combining traces there 
> > is always an
> > > option. 
> > > 
> > > - Haobo
> > > 
> > > 
> > 
> > 
>