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The C and C++ Include Header Files

/usr/include/ntirpc/reentrant.h


$ cat -n /usr/include/ntirpc/reentrant.h

     1	/*-
     2	 * Copyright (c) 1997,98 The NetBSD Foundation, Inc.
     3	 * All rights reserved.
     4	 *
     5	 * This code is derived from software contributed to The NetBSD Foundation
     6	 * by J.T. Conklin.
     7	 *
     8	 * Redistribution and use in source and binary forms, with or without
     9	 * modification, are permitted provided that the following conditions
    10	 * are met:
    11	 * 1. Redistributions of source code must retain the above copyright
    12	 *    notice, this list of conditions and the following disclaimer.
    13	 * 2. Redistributions in binary form must reproduce the above copyright
    14	 *    notice, this list of conditions and the following disclaimer in the
    15	 *    documentation and/or other materials provided with the distribution.
    16	 *
    17	 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
    18	 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
    19	 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
    20	 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
    21	 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    22	 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    23	 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    24	 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    25	 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    26	 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    27	 * POSSIBILITY OF SUCH DAMAGE.
    28	 *
    29	 */
    30	
    31	/*
    32	 * This file was derived from a copy in FreeBSD CVS on August 26, 2010.
    33	 * FreeBSD/NetBSD have slightly different definitions for some/most of
    34	 * these functions and types, so they should just use the ones found
    35	 * in their system copy of reentrant.h.
    36	 */
    37	
    38	#ifndef REENTRANT_H
    39	#define REENTRANT_H
    40	
    41	#if defined(_WIN32)
    42	#include <misc/winpthreads.h>
    43	#elif defined(__APPLE__)
    44	#include <misc/macpthreads.h>
    45	#else
    46	#include <pthread.h>
    47	#endif
    48	
    49	#define mutex_t			pthread_mutex_t
    50	#define cond_t			pthread_cond_t
    51	#define rwlock_t		pthread_rwlock_t
    52	#define spinlock_t              pthread_spinlock_t
    53	#define once_t			pthread_once_t
    54	
    55	#define thread_key_t		pthread_key_t
    56	#if defined(__linux__)
    57	#define MUTEX_INITIALIZER	PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
    58	#else
    59	#define MUTEX_INITIALIZER	PTHREAD_MUTEX_INITIALIZER
    60	#endif
    61	#define RWLOCK_INITIALIZER	PTHREAD_RWLOCK_INITIALIZER
    62	#define ONCE_INITIALIZER	PTHREAD_ONCE_INIT
    63	
    64	static inline int
    65	mutex_init(pthread_mutex_t *m, const pthread_mutexattr_t *a
    66				     __attribute__ ((unused)))
    67	{
    68		pthread_mutexattr_t attr;
    69		int rslt;
    70	
    71		pthread_mutexattr_init(&attr);
    72	#if defined(__linux__)
    73		pthread_mutexattr_settype(&attr, PTHREAD_MUTEX_ADAPTIVE_NP);
    74	#endif
    75		rslt = pthread_mutex_init(m, &attr);
    76		pthread_mutexattr_destroy(&attr);
    77	
    78		return (rslt);
    79	}
    80	
    81	#define mutex_lock(m)		pthread_mutex_lock(m)
    82	#define mutex_trylock(m)	pthread_mutex_trylock(m)
    83	#define mutex_unlock(m)		pthread_mutex_unlock(m)
    84	#define mutex_destroy(m)	pthread_mutex_destroy(m)
    85	
    86	#define cond_init(c, a, p)	pthread_cond_init(c, a)
    87	#define cond_signal(m)		pthread_cond_signal(m)
    88	#define cond_broadcast(m)	pthread_cond_broadcast(m)
    89	#define cond_wait(c, m)		pthread_cond_wait(c, m)
    90	#define cond_timedwait(c, m, a)	pthread_cond_timedwait(c, m, a)
    91	#define cond_destroy(c)		pthread_cond_destroy(c)
    92	
    93	#define rwlock_init(l, a)						\
    94		do {								\
    95			int rc;							\
    96										\
    97			rc = pthread_rwlock_init(l, a);				\
    98			if (rc != 0) {						\
    99				abort();					\
   100			}							\
   101		} while (0)
   102	
   103	#define rwlock_rdlock(l)						\
   104		do {								\
   105			int rc;							\
   106										\
   107			rc = pthread_rwlock_rdlock(l);				\
   108			if (rc != 0) {						\
   109				abort();					\
   110			}							\
   111		} while (0)
   112	
   113	#define rwlock_wrlock(l)	\
   114		do {								\
   115			int rc;							\
   116										\
   117			rc = pthread_rwlock_wrlock(l);				\
   118			if (rc != 0) {						\
   119				abort();					\
   120			}							\
   121		} while (0)
   122	
   123	#define rwlock_unlock(l)						\
   124		do {								\
   125			int rc;							\
   126										\
   127			rc = pthread_rwlock_unlock(l);				\
   128			if (rc != 0) {						\
   129				abort();					\
   130			}							\
   131		} while (0)
   132	
   133	#define rwlockattr_init(a)      					\
   134		do {								\
   135			int rc;							\
   136										\
   137			rc = pthread_rwlockattr_init(a);			\
   138			if (rc != 0) {						\
   139				abort();					\
   140			}							\
   141		} while (0)
   142	
   143	#define rwlock_destroy(l)						\
   144		do {								\
   145			int rc;							\
   146										\
   147			rc = pthread_rwlock_destroy(l);				\
   148			if (rc != 0) {						\
   149				abort();					\
   150			}							\
   151		} while (0)
   152	
   153	#define spin_init(l, a)         pthread_spin_init(l, a)
   154	#define spin_lock(l)            pthread_spin_lock(l)
   155	#define spin_trylock(l)         pthread_spin_trylock(l)
   156	#define spin_unlock(l)          pthread_spin_unlock(l)
   157	#define spin_destroy(l)         pthread_spin_destroy(l)
   158	
   159	#define thr_keycreate(k, d)	pthread_key_create(k, d)
   160	extern void thr_keyfree(void *k);
   161	#define thr_setspecific(k, p)	pthread_setspecific(k, p)
   162	#define thr_getspecific(k)	pthread_getspecific(k)
   163	#define thr_sigsetmask(f, n, o)	pthread_sigmask(f, n, o)
   164	
   165	#define thr_once(o, i)		pthread_once(o, i)
   166	#define thr_self()		pthread_self()
   167	#define thr_exit(x)		pthread_exit(x)
   168	
   169	#endif				/* REENTRANT_H */