Current File : //usr/include/x86_64-linux-gnu/bits/atomic_wide_counter.h
/* Monotonically increasing wide counters (at least 62 bits).
Copyright (C) 2016-2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _BITS_ATOMIC_WIDE_COUNTER_H
#define _BITS_ATOMIC_WIDE_COUNTER_H
/* Counter that is monotonically increasing (by less than 2**31 per
increment), with a single writer, and an arbitrary number of
readers. */
typedef union
{
__extension__ unsigned long long int __value64;
struct
{
unsigned int __low;
unsigned int __high;
} __value32;
} __atomic_wide_counter;
#endif /* _BITS_ATOMIC_WIDE_COUNTER_H */
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