binutils-gdb/gdb/async-event.h
Tom Tromey 400b5eca00 Move event-loop.[ch] to gdbsupport/
This moves event-loop.[ch] to gdbsupport/ and updates the uses in gdb.

gdb/ChangeLog
2020-04-13  Tom Tromey  <tom@tromey.com>

	* run-on-main-thread.c: Update include.
	* unittests/main-thread-selftests.c: Update include.
	* tui/tui-win.c: Update include.
	* tui/tui-io.c: Update include.
	* tui/tui-interp.c: Update include.
	* tui/tui-hooks.c: Update include.
	* top.h: Update include.
	* top.c: Update include.
	* ser-base.c: Update include.
	* remote.c: Update include.
	* remote-notif.c: Update include.
	* remote-fileio.c: Update include.
	* record-full.c: Update include.
	* record-btrace.c: Update include.
	* python/python.c: Update include.
	* posix-hdep.c: Update include.
	* mingw-hdep.c: Update include.
	* mi/mi-main.c: Update include.
	* mi/mi-interp.c: Update include.
	* main.c: Update include.
	* linux-nat.c: Update include.
	* interps.c: Update include.
	* infrun.c: Update include.
	* inf-loop.c: Update include.
	* event-top.c: Update include.
	* event-loop.c: Move to ../gdbsupport/.
	* event-loop.h: Move to ../gdbsupport/.
	* async-event.h: Update include.
	* Makefile.in (COMMON_SFILES, HFILES_NO_SRCDIR): Update.

gdbsupport/ChangeLog
2020-04-13  Tom Tromey  <tom@tromey.com>

	* event-loop.h: Move from ../gdb/.
	* event-loop.cc: Move from ../gdb/.
2020-04-13 14:10:04 -06:00

72 lines
2.6 KiB
C

/* Async events for the GDB event loop.
Copyright (C) 1999-2019 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 ASYNC_EVENT_H
#define ASYNC_EVENT_H
#include "gdbsupport/event-loop.h"
struct async_signal_handler;
struct async_event_handler;
typedef void (sig_handler_func) (gdb_client_data);
typedef void (async_event_handler_func) (gdb_client_data);
extern struct async_signal_handler *
create_async_signal_handler (sig_handler_func *proc,
gdb_client_data client_data);
extern void delete_async_signal_handler (struct async_signal_handler **);
/* Call the handler from HANDLER the next time through the event
loop. */
extern void mark_async_signal_handler (struct async_signal_handler *handler);
/* Returns true if HANDLER is marked ready. */
extern int
async_signal_handler_is_marked (struct async_signal_handler *handler);
/* Mark HANDLER as NOT ready. */
extern void clear_async_signal_handler (struct async_signal_handler *handler);
/* Create and register an asynchronous event source in the event loop,
and set PROC as its callback. CLIENT_DATA is passed as argument to
PROC upon its invocation. Returns a pointer to an opaque structure
used to mark as ready and to later delete this event source from
the event loop. */
extern struct async_event_handler *
create_async_event_handler (async_event_handler_func *proc,
gdb_client_data client_data);
/* Remove the event source pointed by HANDLER_PTR created by
CREATE_ASYNC_EVENT_HANDLER from the event loop, and release it. */
extern void
delete_async_event_handler (struct async_event_handler **handler_ptr);
/* Call the handler from HANDLER the next time through the event
loop. */
extern void mark_async_event_handler (struct async_event_handler *handler);
/* Mark the handler (ASYNC_HANDLER_PTR) as NOT ready. */
extern void clear_async_event_handler (struct async_event_handler *handler);
extern void initialize_async_signal_handlers (void);
#endif /* ASYNC_EVENT_H */