Introduce run_on_main_thread

This introduces a way for a callback to be run on the main thread.

gdb/ChangeLog
2019-11-26  Tom Tromey  <tom@tromey.com>

	* run-on-main-thread.c: New file.
	* run-on-main-thread.h: New file.
	* unittests/main-thread-selftests.c: New file.
	* Makefile.in (SUBDIR_UNITTESTS_SRCS): Add
	main-thread-selftests.c.
	(HFILES_NO_SRCDIR): Add run-on-main-thread.h.
	(COMMON_SFILES): Add run-on-main-thread.c.

Change-Id: I16ef82f0564e9f8a524bdc64cb31df79a988ad9f
This commit is contained in:
Tom Tromey
2019-03-08 15:51:06 -07:00
parent c3efb96548
commit 9411c49ecc
5 changed files with 218 additions and 0 deletions

28
gdb/run-on-main-thread.h Normal file
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/* Run a function on the main thread
Copyright (C) 2019 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef GDB_RUN_ON_MAIN_THREAD_H
#define GDB_RUN_ON_MAIN_THREAD_H
#include <functional>
/* Send a runnable to the main thread. */
extern void run_on_main_thread (std::function<void ()> &&);
#endif /* GDB_RUN_ON_MAIN_THREAD_H */