tls.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license in the file COPYING
 * or http://www.opensource.org/licenses/CDDL-1.0.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file COPYING.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2019 Saso Kiselkov. All rights reserved.
 */
 
#ifndef _ACF_UTILS_TLS_H_
#define _ACF_UTILS_TLS_H_
 
#ifdef  __cplusplus
extern "C" {
#endif
 
/*
 * Universal thread-local-storage attribute qualifier.
 */
#ifndef THREAD_LOCAL
#if defined(__GNUC__) || defined(__clang__)
#define THREAD_LOCAL    __thread
#elif   defined(_MSC_VER)
#define THREAD_LOCAL    __declspec(thread)
#else
#error  "Thread-local storage is not supported on your platform"
#endif
#endif  /* THREAD_LOCAL */
 
#ifdef  __cplusplus
}
#endif
 
#endif  /* _ACF_UTILS_TLS_H_ */