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: / proc / 3023066 / task / 3023066 / root / proc / thread-self / root / proc / self / root / usr / include / bind9 / isc /

Filename : os.h

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/*
 * Copyright (C) Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, you can obtain one at https://mozilla.org/MPL/2.0/.
 *
 * See the COPYRIGHT file distributed with this work for additional
 * information regarding copyright ownership.
 */

#ifndef ISC_OS_H
#define ISC_OS_H 1

/*! \file isc/os.h */

#include <isc/lang.h>

ISC_LANG_BEGINDECLS

/*%<
 * Hardcode the L1 cacheline size of the CPU to 64.
 */
#define ISC_OS_CACHELINE_SIZE 64

unsigned int
isc_os_ncpus(void);
/*%<
 * Return the number of CPUs available on the system, or 1 if this cannot
 * be determined.
 */

ISC_LANG_ENDDECLS

#endif /* ISC_OS_H */