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From: "Ulrich Weigand" <uweigand@de.ibm.com>
To: dixit@netapp.com (Dixit, Amol)
Cc: gdb@sourceware.org
Subject: Re: breakpoint in gdbserver
Date: Sat, 30 Aug 2008 22:15:00 -0000	[thread overview]
Message-ID: <200808292136.m7TLa0uu004621@d12av02.megacenter.de.ibm.com> (raw)
In-Reply-To: <48B82409.7050202@netapp.com> from "Dixit, Amol" at Aug 29, 2008 12:30:01 PM

Amol Dixit wrote:

> I am attempting to port gdbserver for freebsd (libpthread/libthr). While 
> I may have complex doubts later, I will start with a simple one.
> I need to look at some gdbserver code path on Linux, and while I can set 
> breakpoints and these functions are entered, gdb doesn't break at all. 
> Gdbserver is compiled w/ symbols and I am using gdb6.8 to debug it.
> Any idea what I am missing here?

Gdbserver uses a direct call to the Linux "clone" system call at startup,
and for some reason GDB gets really confused by this.

When I want to debug gdbserver, I generally simply comment out the call
to linux_test_for_tracefork in linux-nat.c:initialize_low to avoid this.

Bye,
Ulrich

-- 
  Dr. Ulrich Weigand
  GNU Toolchain for Linux on System z and Cell BE
  Ulrich.Weigand@de.ibm.com


      parent reply	other threads:[~2008-08-29 21:36 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-30  0:15 Dixit, Amol
2008-08-30  0:44 ` Michael Snyder
2008-08-30  1:03   ` Amol Dixit
2008-08-30  3:30     ` Michael Snyder
2008-08-30 22:15 ` Ulrich Weigand [this message]

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