Re: DDD and SIGUSR1 (user signal 1)

[Andreas Zeller]

Hi!

Bill McSpadden <address@hidden> writes:

> Using DDD to run an executable, I get a series of
> SIGUSR1 signals. The DDD manual tells me that you can
> cause DDD to dump core by sending it a SIGUSR1. To my
> knowledge, the code I'm debugging (and there's a lot
> of it) does not intentionally use SIGUSR1.
> 
> I've figured out how to ignore these signals, but I'd
> like to know what's causing them.
> 
> Where is this signal originating? Is this an indication
> that there is something wrong in my program?

Hmmm - DDD reacts to `incoming' SIGUSR1 signals (by dumping core), but
does not send any such signals, neither to the debuggee nor to itself.

Does this also happen when you run GDB standalone?

Andreas

-- 
Andreas Zeller          Universitaet des Saarlandes
                        http://www.st.cs.uni-sb.de/~zeller/