diff options
Diffstat (limited to 'contrib/bind9/lib/isc/pthreads/include/isc/mutex.h')
| -rw-r--r-- | contrib/bind9/lib/isc/pthreads/include/isc/mutex.h | 139 |
1 files changed, 0 insertions, 139 deletions
diff --git a/contrib/bind9/lib/isc/pthreads/include/isc/mutex.h b/contrib/bind9/lib/isc/pthreads/include/isc/mutex.h deleted file mode 100644 index f6e526d8b2fa..000000000000 --- a/contrib/bind9/lib/isc/pthreads/include/isc/mutex.h +++ /dev/null @@ -1,139 +0,0 @@ -/* - * Copyright (C) 2004 Internet Systems Consortium, Inc. ("ISC") - * Copyright (C) 1998-2002 Internet Software Consortium. - * - * Permission to use, copy, modify, and distribute this software for any - * purpose with or without fee is hereby granted, provided that the above - * copyright notice and this permission notice appear in all copies. - * - * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH - * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY - * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, - * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM - * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE - * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR - * PERFORMANCE OF THIS SOFTWARE. - */ - -/* $Id: mutex.h,v 1.23.26.3 2004/03/08 09:04:55 marka Exp $ */ - -#ifndef ISC_MUTEX_H -#define ISC_MUTEX_H 1 - -#include <pthread.h> -#include <stdio.h> - -#include <isc/result.h> /* for ISC_R_ codes */ - -/* - * Supply mutex attributes that enable deadlock detection - * (helpful when debugging). This is system dependent and - * currently only supported on NetBSD. - */ -#if ISC_MUTEX_DEBUG && defined(__NetBSD__) && defined(PTHREAD_MUTEX_ERRORCHECK) -extern pthread_mutexattr_t isc__mutex_attrs; -#define ISC__MUTEX_ATTRS &isc__mutex_attrs -#else -#define ISC__MUTEX_ATTRS NULL -#endif - -/* XXX We could do fancier error handling... */ - -/* - * Define ISC_MUTEX_PROFILE to turn on profiling of mutexes by line. When - * enabled, isc_mutex_stats() can be used to print a table showing the - * number of times each type of mutex was locked and the amount of time - * waiting to obtain the lock. - */ -#ifndef ISC_MUTEX_PROFILE -#define ISC_MUTEX_PROFILE 0 -#endif - -#if ISC_MUTEX_PROFILE -typedef struct isc_mutexstats isc_mutexstats_t; - -typedef struct { - pthread_mutex_t mutex; /* The actual mutex. */ - isc_mutexstats_t * stats; /* Mutex statistics. */ -} isc_mutex_t; -#else -typedef pthread_mutex_t isc_mutex_t; -#endif - - -#if ISC_MUTEX_PROFILE -#define isc_mutex_init(mp) \ - isc_mutex_init_profile((mp), __FILE__, __LINE__) -#else -#if ISC_MUTEX_DEBUG && defined(PTHREAD_MUTEX_ERRORCHECK) -#define isc_mutex_init(mp) \ - isc_mutex_init_errcheck((mp)) -#else -#define isc_mutex_init(mp) \ - ((pthread_mutex_init((mp), ISC__MUTEX_ATTRS) == 0) ? \ - ISC_R_SUCCESS : ISC_R_UNEXPECTED) -#endif -#endif - -#if ISC_MUTEX_PROFILE -#define isc_mutex_lock(mp) \ - isc_mutex_lock_profile((mp), __FILE__, __LINE__) -#else -#define isc_mutex_lock(mp) \ - ((pthread_mutex_lock((mp)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_UNEXPECTED) -#endif - -#if ISC_MUTEX_PROFILE -#define isc_mutex_unlock(mp) \ - isc_mutex_unlock_profile((mp), __FILE__, __LINE__) -#else -#define isc_mutex_unlock(mp) \ - ((pthread_mutex_unlock((mp)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_UNEXPECTED) -#endif - -#if ISC_MUTEX_PROFILE -#define isc_mutex_trylock(mp) \ - ((pthread_mutex_trylock((&(mp)->mutex)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_LOCKBUSY) -#else -#define isc_mutex_trylock(mp) \ - ((pthread_mutex_trylock((mp)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_LOCKBUSY) -#endif - -#if ISC_MUTEX_PROFILE -#define isc_mutex_destroy(mp) \ - ((pthread_mutex_destroy((&(mp)->mutex)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_UNEXPECTED) -#else -#define isc_mutex_destroy(mp) \ - ((pthread_mutex_destroy((mp)) == 0) ? \ - ISC_R_SUCCESS : ISC_R_UNEXPECTED) -#endif - -#if ISC_MUTEX_PROFILE -#define isc_mutex_stats(fp) isc_mutex_statsprofile(fp); -#else -#define isc_mutex_stats(fp) -#endif - -#if ISC_MUTEX_PROFILE - -isc_result_t -isc_mutex_init_profile(isc_mutex_t *mp, const char * _file, int _line); -isc_result_t -isc_mutex_lock_profile(isc_mutex_t *mp, const char * _file, int _line); -isc_result_t -isc_mutex_unlock_profile(isc_mutex_t *mp, const char * _file, int _line); - -void -isc_mutex_statsprofile(FILE *fp); - -isc_result_t -isc_mutex_init_errcheck(isc_mutex_t *mp); - -#endif /* ISC_MUTEX_PROFILE */ - -#endif /* ISC_MUTEX_H */ |