Re: cannot debug multi-threaded programs with gdb/gdbserver

[Stuart Hughes <seh@zee2.com>]

Hi Steve/Daniel,

Thanks very much for your help ! I've now got a few days "homework" to
try out :-)

Regards, Stuart


Daniel Jacobowitz wrote:
> 
> On Tue, Sep 17, 2002 at 12:24:14PM -0500, Steven J. Hill wrote:
> > Stuart Hughes wrote:
> > >
> > >Does anyone know whether there is some special setup needed on
> > >gdb/gdbserver to use the multi-threaded gdbserver ??
> > >
> > Wow, there are so many things to tell you...where to start...
> 
> Steve, have you started memorizing my responses again? :)
> 
> > >My environment is as follows:
> > >
> > >CPU:         NEC VR5432
> > >kernel:      linux-2.4.18 + patches
> > >glibc:               2.2.3 + patches
> > >gdb:         5.2/3 from CVS
> > >
> > Has to be the gdb-5.3 branch...go look at http://sources.redhat.com/gdb
> >
> > >gcc:         3.1
> > >binutils:    Version 2.11.90.0.25
> > >
> > Don't use H.J. Lu's binutils, use the released one. Use gcc-3.2 and
> > binutils-2.13 as they have fixes for the MIPS debugging symbols with
> > regards to DWARF.
> >
> > >cross-gdb configured using:
> > >
> > >configure --prefix=/usr --target=mipsel-linux --disable-sim
> > >--disable-tcl --enable-threads --enable-shared
> > >
> > Use '--target=mips-linux' and you'll be better off. Don't worry, it
> > will support both endians.
> 
> Except for this one - where'd that come from?  It should make no
> functional difference either way, at least assuming you always give GDB
> a binary.
> 
> > >gdbserver configured using:
> > >
> > >configure --prefix=/usr --host=mipsel-linux --target=mipsel-linux
> > >--enable-threads --enable-shared
> > >
> > I would also try 'CC=mipsel-linux-gcc configure <...>'.
> 
> Definitely.
> 
> --
> Daniel Jacobowitz
> MontaVista Software                         Debian GNU/Linux Developer