mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-27 04:52:05 +08:00
213516ef31
This commit is the result of running the gdb/copyright.py script, which automated the update of the copyright year range for all source files managed by the GDB project to be updated to include year 2023.
91 lines
3.2 KiB
C
91 lines
3.2 KiB
C
/* Async events for the GDB event loop.
|
|
Copyright (C) 1999-2023 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);
|
|
|
|
/* Type of async event handler callbacks.
|
|
|
|
DATA is the client data originally passed to create_async_event_handler.
|
|
|
|
The callback is called when the async event handler is marked. The callback
|
|
is responsible for clearing the async event handler if it no longer needs
|
|
to be called. */
|
|
|
|
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,
|
|
const char *name);
|
|
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.
|
|
|
|
NAME is a user-friendly name for the handler, used in debug statements. The
|
|
name is not copied: its lifetime should be at least as long as that of the
|
|
handler. */
|
|
|
|
extern struct async_event_handler *
|
|
create_async_event_handler (async_event_handler_func *proc,
|
|
gdb_client_data client_data,
|
|
const char *name);
|
|
|
|
/* 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);
|
|
|
|
/* Return true if HANDLER is marked. */
|
|
extern bool async_event_handler_marked (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 */
|