mirror of
https://github.com/gnif/LookingGlass.git
synced 2024-12-23 14:03:40 +00:00
41 lines
1.3 KiB
C
41 lines
1.3 KiB
C
/*
|
|
Looking Glass - KVM FrameRelay (KVMFR) Client
|
|
Copyright (C) 2017-2019 Geoffrey McRae <geoff@hostfission.com>
|
|
https://looking-glass.hostfission.com
|
|
|
|
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 2 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, write to the Free Software Foundation, Inc., 59 Temple
|
|
Place, Suite 330, Boston, MA 02111-1307 USA
|
|
*/
|
|
#pragma once
|
|
|
|
#include "time.h"
|
|
|
|
#include <stdatomic.h>
|
|
|
|
#define LG_LOCK_MODE "Atomic"
|
|
typedef atomic_flag LG_Lock;
|
|
#define LG_LOCK_INIT(x) atomic_flag_clear(&(x))
|
|
#define LG_LOCK(x) \
|
|
while(atomic_flag_test_and_set_explicit(&(x), memory_order_acquire)) { ; }
|
|
#define LG_UNLOCK(x) \
|
|
atomic_flag_clear_explicit(&(x), memory_order_release);
|
|
#define LG_LOCK_FREE(x)
|
|
|
|
#define INTERLOCKED_INC(x) atomic_fetch_add((x), 1)
|
|
#define INTERLOCKED_DEC(x) atomic_fetch_sub((x), 1)
|
|
|
|
#define INTERLOCKED_SECTION(lock, x) \
|
|
LG_LOCK(lock) \
|
|
x \
|
|
LG_UNLOCK(lock)
|