100 struct proc *inf_tid_to_proc (struct inf *inf, int tid);
102 				struct proc *run_thread,
107 void inf_set_step_thread (struct inf *inf, struct proc *proc);
117 void proc_abort (struct proc *proc, int force);
118 struct proc *make_proc (struct inf *inf, mach_port_t port, int tid);
119 struct proc *_proc_free (struct proc *proc);
120 int proc_update_sc (struct proc *proc);
121 error_t proc_get_exception_port (struct proc *proc, mach_port_t * port);
122 error_t proc_set_exception_port (struct proc *proc, mach_port_t port);
123 static mach_port_t _proc_get_exc_port (struct proc *proc);
124 void proc_steal_exc_port (struct proc *proc, mach_port_t exc_port);
125 void proc_restore_exc_port (struct proc *proc);
126 int proc_trace (struct proc *proc, int set);
163     struct proc *thread;	/* The thread in question.  */
172     struct proc *task;		/* The mach task.   */
173     struct proc *threads;	/* A linked list of all threads in TASK.  */
186     struct proc *step_thread;
189     struct proc *signal_thread;
246 __proc_pid (struct proc *proc)  in __proc_pid()  argument
248   return proc->inf->pid;  in __proc_pid()
255 proc_update_sc (struct proc *proc)  in proc_update_sc()  argument
259   int delta = proc->sc - proc->cur_sc;  in proc_update_sc()
262     proc_debug (proc, "sc: %d --> %d", proc->cur_sc, proc->sc);  in proc_update_sc()
264   if (proc->sc == 0 && proc->state_changed)  in proc_update_sc()
267       gdb_assert (proc_is_thread (proc));  in proc_update_sc()
268       proc_debug (proc, "storing back changed thread state");  in proc_update_sc()
269       err = thread_set_state (proc->port, THREAD_STATE_FLAVOR,  in proc_update_sc()
270 			 (thread_state_t) &proc->state, THREAD_STATE_SIZE);  in proc_update_sc()
272 	proc->state_changed = 0;  in proc_update_sc()
279 	  if (proc_is_task (proc))  in proc_update_sc()
280 	    err = task_suspend (proc->port);  in proc_update_sc()
282 	    err = thread_suspend (proc->port);  in proc_update_sc()
289 	  if (proc_is_task (proc))  in proc_update_sc()
290 	    err = task_resume (proc->port);  in proc_update_sc()
292 	    err = thread_resume (proc->port);  in proc_update_sc()
296     proc->cur_sc = proc->sc;  in proc_update_sc()
299   running = !err && proc->sc == 0;  in proc_update_sc()
301   proc_debug (proc, "is %s", err ? "dead" : running ? "running" : "suspended");  in proc_update_sc()
303     proc_debug (proc, "err = %s", safe_strerror (err));  in proc_update_sc()
307       proc->aborted = 0;  in proc_update_sc()
308       proc->state_valid = proc->state_changed = 0;  in proc_update_sc()
309       proc->fetched_regs = 0;  in proc_update_sc()
321 proc_abort (struct proc *proc, int force)  in proc_abort()  argument
323   gdb_assert (proc_is_thread (proc));  in proc_abort()
325   if (!proc->aborted)  in proc_abort()
327       struct inf *inf = proc->inf;  in proc_abort()
328       int running = (proc->cur_sc == 0 && inf->task->cur_sc == 0);  in proc_abort()
332 	  proc->sc = 1;  in proc_abort()
333 	  inf_update_suspends (proc->inf);  in proc_abort()
335 	  warning ("Stopped %s.", proc_string (proc));  in proc_abort()
337       else if (proc == inf->wait.thread && inf->wait.exc.reply && !force)  in proc_abort()
344 	  thread_abort (proc->port);  in proc_abort()
345 	  proc_debug (proc, "aborted");  in proc_abort()
346 	  proc->aborted = 1;  in proc_abort()
349 	proc_debug (proc, "not aborting");  in proc_abort()
358 proc_get_state (struct proc *proc, int will_modify)  in proc_get_state()  argument
360   int was_aborted = proc->aborted;  in proc_get_state()
362   proc_debug (proc, "updating state info%s",  in proc_get_state()
365   proc_abort (proc, will_modify);  in proc_get_state()
367   if (!was_aborted && proc->aborted)  in proc_get_state()
369     proc->state_valid = 0;  in proc_get_state()
371   if (!proc->state_valid)  in proc_get_state()
375       thread_get_state (proc->port, THREAD_STATE_FLAVOR,  in proc_get_state()
376 			(thread_state_t) &proc->state, &state_size);  in proc_get_state()
377       proc_debug (proc, "getting thread state");  in proc_get_state()
378       proc->state_valid = !err;  in proc_get_state()
381   if (proc->state_valid)  in proc_get_state()
384 	proc->state_changed = 1;  in proc_get_state()
385       return (thread_state_t) &proc->state;  in proc_get_state()
394 proc_get_exception_port (struct proc * proc, mach_port_t * port)  in proc_get_exception_port()  argument
396   if (proc_is_task (proc))  in proc_get_exception_port()
397     return task_get_exception_port (proc->port, port);  in proc_get_exception_port()
399     return thread_get_exception_port (proc->port, port);  in proc_get_exception_port()
404 proc_set_exception_port (struct proc * proc, mach_port_t port)  in proc_set_exception_port()  argument
406   proc_debug (proc, "setting exception port: %d", port);  in proc_set_exception_port()
407   if (proc_is_task (proc))  in proc_set_exception_port()
408     return task_set_exception_port (proc->port, port);  in proc_set_exception_port()
410     return thread_set_exception_port (proc->port, port);  in proc_set_exception_port()
415 _proc_get_exc_port (struct proc *proc)  in _proc_get_exc_port()  argument
418   error_t err = proc_get_exception_port (proc, &exc_port);  in _proc_get_exc_port()
423       if (proc->exc_port)  in _proc_get_exc_port()
424 	mach_port_deallocate (mach_task_self (), proc->exc_port);  in _proc_get_exc_port()
425       proc->exc_port = MACH_PORT_NULL;  in _proc_get_exc_port()
426       if (proc->saved_exc_port)  in _proc_get_exc_port()
427 	mach_port_deallocate (mach_task_self (), proc->saved_exc_port);  in _proc_get_exc_port()
428       proc->saved_exc_port = MACH_PORT_NULL;  in _proc_get_exc_port()
437 proc_steal_exc_port (struct proc *proc, mach_port_t exc_port)  in proc_steal_exc_port()  argument
439   mach_port_t cur_exc_port = _proc_get_exc_port (proc);  in proc_steal_exc_port()
445       proc_debug (proc, "inserting exception port: %d", exc_port);  in proc_steal_exc_port()
449 	err = proc_set_exception_port (proc, exc_port);  in proc_steal_exc_port()
451       if (err || cur_exc_port == proc->exc_port)  in proc_steal_exc_port()
461 	  if (proc->saved_exc_port)  in proc_steal_exc_port()
462 	    mach_port_deallocate (mach_task_self (), proc->saved_exc_port);  in proc_steal_exc_port()
463 	  proc->saved_exc_port = cur_exc_port;  in proc_steal_exc_port()
466       proc_debug (proc, "saved exception port: %d", proc->saved_exc_port);  in proc_steal_exc_port()
469 	proc->exc_port = exc_port;  in proc_steal_exc_port()
472 		 proc_string (proc), safe_strerror (err));  in proc_steal_exc_port()
480 proc_restore_exc_port (struct proc *proc)  in proc_restore_exc_port()  argument
482   mach_port_t cur_exc_port = _proc_get_exc_port (proc);  in proc_restore_exc_port()
488       proc_debug (proc, "restoring real exception port");  in proc_restore_exc_port()
490       if (proc->exc_port == cur_exc_port)  in proc_restore_exc_port()
492 	err = proc_set_exception_port (proc, proc->saved_exc_port);  in proc_restore_exc_port()
494       if (proc->saved_exc_port)  in proc_restore_exc_port()
495 	mach_port_deallocate (mach_task_self (), proc->saved_exc_port);  in proc_restore_exc_port()
496       proc->saved_exc_port = MACH_PORT_NULL;  in proc_restore_exc_port()
499 	proc->exc_port = MACH_PORT_NULL;  in proc_restore_exc_port()
502 		 proc_string (proc), safe_strerror (err));  in proc_restore_exc_port()
510 proc_trace (struct proc *proc, int set)  in proc_trace()  argument
512   thread_state_t state = proc_get_state (proc, 1);  in proc_trace()
517   proc_debug (proc, "tracing %s", set ? "on" : "off");  in proc_trace()
523       if (proc->exc_port == MACH_PORT_NULL)  in proc_trace()
524 	proc_steal_exc_port (proc, proc->inf->event_port);  in proc_trace()
539 struct proc *
544   struct proc *proc = xmalloc (sizeof (struct proc));  in make_proc()  local
546   proc->port = port;  in make_proc()
547   proc->tid = tid;  in make_proc()
548   proc->inf = inf;  in make_proc()
549   proc->next = 0;  in make_proc()
550   proc->saved_exc_port = MACH_PORT_NULL;  in make_proc()
551   proc->exc_port = MACH_PORT_NULL;  in make_proc()
553   proc->sc = 0;  in make_proc()
554   proc->cur_sc = 0;  in make_proc()
558   proc->run_sc = inf->default_thread_run_sc;  in make_proc()
559   proc->pause_sc = inf->default_thread_pause_sc;  in make_proc()
560   proc->detach_sc = inf->default_thread_detach_sc;  in make_proc()
561   proc->resume_sc = proc->run_sc;  in make_proc()
563   proc->aborted = 0;  in make_proc()
564   proc->dead = 0;  in make_proc()
565   proc->state_valid = 0;  in make_proc()
566   proc->state_changed = 0;  in make_proc()
568   proc_debug (proc, "is new");  in make_proc()
582       proc_debug (proc, "notifications to: %d", inf->event_port);  in make_proc()
589       if (proc_is_task (proc))  in make_proc()
591 	proc_steal_exc_port (proc, inf->event_port);  in make_proc()
595 	proc_steal_exc_port (proc, MACH_PORT_NULL);  in make_proc()
598   return proc;  in make_proc()
603 struct proc *
604 _proc_free (struct proc *proc)  in _proc_free()  argument
606   struct inf *inf = proc->inf;  in _proc_free()
607   struct proc *next = proc->next;  in _proc_free()
609   proc_debug (proc, "freeing...");  in _proc_free()
611   if (proc == inf->step_thread)  in _proc_free()
614   if (proc == inf->wait.thread)  in _proc_free()
616   if (proc == inf->signal_thread)  in _proc_free()
619   if (proc->port != MACH_PORT_NULL)  in _proc_free()
621       if (proc->exc_port != MACH_PORT_NULL)  in _proc_free()
623 	proc_restore_exc_port (proc);  in _proc_free()
624       if (proc->cur_sc != 0)  in _proc_free()
627 	  proc->sc = 0;  in _proc_free()
628 	  proc_update_sc (proc);  in _proc_free()
630       mach_port_deallocate (mach_task_self (), proc->port);  in _proc_free()
633   xfree (proc);  in _proc_free()
742   struct proc *task = inf->task;  in inf_set_pid()
910   struct proc *task = inf->task;  in inf_update_suspends()
919       struct proc *thread;  in inf_update_suspends()
958 struct proc *
961   struct proc *thread = inf->threads;  in inf_tid_to_thread()
972 struct proc *
975   struct proc *thread = inf->threads;  in inf_port_to_thread()
991   struct proc *task = inf->task;  in inf_validate_procs()
1021     struct proc *matched[num_threads + 1];  in inf_validate_procs()
1023     struct proc *last = 0;  in inf_validate_procs()
1025     struct proc *thread = inf->threads;  in inf_validate_procs()
1095 			   struct proc *run_thread, int run_others)  in inf_set_threads_resume_sc()
1097   struct proc *thread;  in inf_set_threads_resume_sc()
1114   struct proc *thread;  in inf_resume()
1139   struct proc *thread;  in inf_suspend()
1157 inf_set_step_thread (struct inf *inf, struct proc *thread)  in inf_set_step_thread()
1207   struct proc *task = inf->task;  in inf_detach()
1216       struct proc *thread;  in inf_detach()
1262   struct proc *thread;  in inf_steal_exc_ports()
1277   struct proc *thread;  in inf_restore_exc_ports()
1381   process_t proc;  in inf_continue()  local
1382   error_t err = proc_pid2proc (proc_server, inf->pid, &proc);  in inf_continue()
1388       err = proc_mark_cont (proc);  in inf_continue()
1391 	  struct proc *thread;  in inf_continue()
1423   struct proc *thread;  in gnu_wait()
1623   struct proc *thread = inf_port_to_thread (inf, thread_port);  in S_exception_raise_request()
1734       struct proc *thread = inf_port_to_thread (inf, dead_port);  in do_mach_notify_dead_name()
1932   struct proc *step_thread = 0;  in gnu_resume()
1973       struct proc *thread = inf_tid_to_thread (inf, PIDGET (tid));  in gnu_resume()
1999   struct proc *task = current_inferior->task;  in gnu_kill_inferior()
2552 proc_string (struct proc *proc)  in proc_string()  argument
2555   if (proc_is_task (proc))  in proc_string()
2556     sprintf (tid_str, "process %d", proc->inf->pid);  in proc_string()
2559 	     proc->inf->pid, pid_to_thread_id (MERGEPID (proc->tid, 0)));  in proc_string()
2568   struct proc *thread = inf_tid_to_thread (inf, tid);  in gnu_pid_to_str()
2703 static struct proc *
2707   struct proc *thread = inf_tid_to_thread (inf, PIDGET (inferior_ptid));  in cur_thread()
2819 steal_exc_port (struct proc *proc, mach_port_t name)  in steal_exc_port()  argument
2825   if (!proc || !proc->inf->task)  in steal_exc_port()
2828   err = mach_port_extract_right (proc->inf->task->port,  in steal_exc_port()
2835   if (proc->saved_exc_port)  in steal_exc_port()
2837     mach_port_deallocate (mach_task_self (), proc->saved_exc_port);  in steal_exc_port()
2839   proc->saved_exc_port = port;  in steal_exc_port()
2841   if (!proc->exc_port)  in steal_exc_port()
2845       proc->exc_port = proc->inf->event_port;  in steal_exc_port()
2846       err = proc_set_exception_port (proc, proc->exc_port);  in steal_exc_port()
2848 	     proc_string (proc), safe_strerror (err));  in steal_exc_port()
3205   struct proc *thread = cur_thread ();  in set_thread_pause_cmd()
3217   struct proc *thread = cur_thread ();  in show_thread_pause_cmd()
3229   struct proc *thread = cur_thread ();  in set_thread_run_cmd()
3236   struct proc *thread = cur_thread ();  in show_thread_run_cmd()
3253   struct proc *thread = cur_thread ();  in show_thread_detach_sc_cmd()
3264   struct proc *thread = cur_thread ();  in set_thread_exc_port_cmd()
3274   struct proc *thread = cur_thread ();
3286   struct proc *thread = cur_thread ();  in thread_takeover_sc_cmd()