GDB support for thread-local storage

Daniel Jacobowitz
Tue Jun 25 08:56:00 GMT 2002

On Tue, Jun 25, 2002 at 04:53:37PM +0100, James Cownie wrote:
> > > So, ask the thread library folks to provide a suitable versioning
> > > symbol. As you rightly point out trying to guess the version is
> > > unlikely to succeed !
> > 
> > Anything that requires changes to the library isn't really viable; too
> > many libraries already exist.
> But that seems like an argument for packing up and going for a beer
> which could be applied to _any_ improvement in anything associated
> with libc :-)
> The exact same argument could have been employed against introducing
> libthread_db itself in the first place !
> Surely one has to move forwards.
> Adding a suitable version symbol can only help, it can't break
> anything. If it's there the debugger can use it. If not you can keep
> doing what you already do, and it seems you really need it even for
> the normal native cases.

You'll never get them to document interface changes in pthreads'
internal data structures.  You're welcome to try if you like pain more
than I do.  The only layer the glibc folks support for accessing this
data is thread_db.

Daniel Jacobowitz                           Carnegie Mellon University
MontaVista Software                         Debian GNU/Linux Developer

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