PR gdb/9747:

	* gdbthread.h (finish_thread_state, finish_thread_state_cleanup):
	Declare.
	* thread.c (finish_thread_state, finish_thread_state_cleanup): New.
	* infrun.c (wait_for_inferior, fetch_inferior_event): If an error
	is thrown while handling an event, finish the thread state.
	(normal_stop): Use finish_thread_state cleanup.
	* infcmd.c (run_command_1): If an error is thrown while starting
	the inferior, finish the thread state.

1 files changed, 17 insertions, 0 deletions

diff --git a/gdb/gdbthread.h b/gdb/gdbthread.h
index ab952471..3a405a8 100644
--- a/gdb/gdbthread.h
+++ b/gdb/gdbthread.h
@@ -288,6 +288,23 @@ extern void set_executing (ptid_t ptid, int executing);
 /* Reports if thread PTID is executing.  */
 extern int is_executing (ptid_t ptid);
 
+/* Merge the executing property of thread PTID over to its thread
+   state property (frontend running/stopped view).
+
+   "not executing" -> "stopped"
+   "executing"     -> "running"
+   "exited"        -> "exited"
+
+   If PIDGET (PTID) is -1, go over all threads.
+
+   Notifications are only emitted if the thread state did change.  */
+extern void finish_thread_state (ptid_t ptid);
+
+/* Same as FINISH_THREAD_STATE, but with an interface suitable to be
+   registered as a cleanup.  PTID_P points to the ptid_t that is
+   passed to FINISH_THREAD_STATE.  */
+extern void finish_thread_state_cleanup (void *ptid_p);
+
 /* Commands with a prefix of `thread'.  */
 extern struct cmd_list_element *thread_cmd_list;