make the remote target store thread ids in ptid_t.tid

[Daniel Jacobowitz]

On Wed, Jun 25, 2008 at 11:51:59PM +0100, Pedro Alves wrote:
> I've tested this extensivelly by talking to a native gdbserver,
> and native gdbserver with vCont disabled, and then also with a
> gdbserver with vCont and all thread related packets and fields
> disabled, to simulate old stubs and stubs that don't support
> threads at all.

These sound useful for testing.  Any interest in making them command
line options for gdbserver?

> 2008-06-25  Pedro Alves  <pedro@codesourcery.com>
> 
> 	Use ptid_t.tid to store thread ids instead of ptid_t.pid.
> 
> 	* remote.c (magic_null_ptid, not_sent_ptid, any_thread_ptid): New
> 	globals.
> 	(general_thread, continue_thread): Change type to ptid_t.
> 	(record_currthread): Take a ptid_t parameter instead of an
> 	integer.
> 	(MAGIC_NULL_PID): Delete.
> 	(set_thread): Take a ptid_t parameter and adjust.
> 	(set_general_thread, set_continue_thread): New.
> 	(remote_thread_alive, remote_newthread_step)
> 	(remote_current_thread, remote_find_new_threads)
> 	(remote_threads_info, remote_start_remote, remote_vcont_resume)
> 	(remote_resume_1, remote_wait, extended_remote_create_inferior_1)
> 	(threadalive_test, remote_pid_to_str)
> 	(remote_get_thread_local_address): Adjust.
> 	(_initialize_remote): Initialize magic_null_ptid, not_sent_ptid
> 	and any_thread_ptid.

Looks OK to me.

-- 
Daniel Jacobowitz
CodeSourcery