/usr/include/rx/rx_pthread.h is in libopenafs-dev 1.6.7-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 | /*
* Copyright 2000, International Business Machines Corporation and others.
* All Rights Reserved.
*
* This software has been released under the terms of the IBM Public
* License. For details, see the LICENSE file in the top-level source
* directory or online at http://www.openafs.org/dl/license10.html
*/
/* rx_pthread.h defines the lock and cv primitives required for a thread
* safe user mode rx. The current implemenation is only tested on Solaris.
*/
#ifndef RX_PTHREAD_H
#define RX_PTHREAD_H
#ifndef RX_ENABLE_LOCKS
#define RX_ENABLE_LOCKS 1
#endif
/* This turns out to be necessary even for fine grain locking. */
#ifndef AFS_GLOBAL_RXLOCK_KERNEL
#define AFS_GLOBAL_RXLOCK_KERNEL 1
#endif
/* Block signals to child threads. */
#include <afs/pthread_nosigs.h>
#ifdef AFS_NT40_ENV
#include <wtypes.h>
#include <winbase.h>
#include <winsock2.h>
#include <pthread.h>
typedef pthread_mutex_t afs_kmutex_t;
typedef pthread_cond_t afs_kcondvar_t;
#ifdef RX_ENABLE_LOCKS
#define MUTEX_ISMINE(l) (pthread_mutex_trylock(l) == EDEADLK)
#else
#define MUTEX_ISMINE(l) (1)
#endif
#define pthread_yield() Sleep(0)
#else /* AFS_NT40_ENV */
#include <pthread.h>
typedef pthread_mutex_t afs_kmutex_t;
typedef pthread_cond_t afs_kcondvar_t;
#if !defined(pthread_yield) && defined(AFS_SUN5_ENV)
#define pthread_yield() thr_yield()
#endif
#if !defined(pthread_yield) && !defined(AFS_AIX_ENV)
#define pthread_yield() sleep(0)
#endif
#if !defined(pthread_yield) && (_XOPEN_SOURCE + 0) >= 500
#define pthread_yield() sched_yield()
#endif
#ifndef MUTEX_ISMINE
/* Only used for debugging. */
#ifdef AFS_SUN5_ENV
/* synch.h says mutex_t and pthread_mutex_t are always the same */
#include <synch.h>
#define MUTEX_ISMINE(l) MUTEX_HELD((mutex_t *) l)
#else /* AFS_SUN5_ENV */
#define MUTEX_ISMINE(l) (1)
#endif /* AFS_SUN5_ENV */
#endif /* !MUTEX_ISMINE */
#endif /* AFS_NT40_ENV */
extern void osirx_AssertMine(afs_kmutex_t * lockaddr, char *msg);
#ifdef AFS_PTHREAD_ENV
#ifdef MUTEX_INIT
#undef MUTEX_INIT
#endif
#define MUTEX_INIT(a, b, c, d) osi_Assert(pthread_mutex_init(a, NULL) == 0)
#ifdef MUTEX_DESTROY
#undef MUTEX_DESTROY
#endif
#define MUTEX_DESTROY(l) osi_Assert(pthread_mutex_destroy(l) == 0)
#ifdef MUTEX_ENTER
#undef MUTEX_ENTER
#endif
#define MUTEX_ENTER(l) osi_Assert(pthread_mutex_lock(l) == 0)
#ifdef MUTEX_TRYENTER
#undef MUTEX_TRYENTER
#endif
#define MUTEX_TRYENTER(l) pthread_mutex_trylock(l) ? 0 : 1
#ifdef MUTEX_EXIT
#undef MUTEX_EXIT
#endif
#define MUTEX_EXIT(l) osi_Assert(pthread_mutex_unlock(l) == 0)
#ifdef CV_INIT
#undef CV_INIT
#endif
#define CV_INIT(cv, a, b, c) osi_Assert(pthread_cond_init(cv, NULL) == 0)
#ifdef CV_DESTROY
#undef CV_DESTROY
#endif
#define CV_DESTROY(cv) osi_Assert(pthread_cond_destroy(cv) == 0)
#ifdef CV_WAIT
#undef CV_WAIT
#endif
#define CV_WAIT(cv, l) osi_Assert(pthread_cond_wait(cv, l) == 0)
#ifdef CV_TIMEDWAIT
#undef CV_TIMEDWAIT
#endif
#define CV_TIMEDWAIT(cv, l, t) pthread_cond_timedwait(cv, l, t)
#ifdef CV_SIGNAL
#undef CV_SIGNAL
#endif
#define CV_SIGNAL(cv) osi_Assert(pthread_cond_signal(cv) == 0)
#ifdef CV_BROADCAST
#undef CV_BROADCAST
#endif
#define CV_BROADCAST(cv) osi_Assert(pthread_cond_broadcast(cv) == 0)
#endif /* AFS_PTHREAD_ENV */
#endif /* RX_PTHREAD_H */
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