093fcf1694
loop count. 2. Add function pthread_mutex_setyieldloops_np to turn a mutex's yield loop count. 3. Make environment variables PTHREAD_SPINLOOPS and PTHREAD_YIELDLOOPS to be only used for turnning PTHREAD_MUTEX_ADAPTIVE_NP mutex.
65 lines
2.7 KiB
C
65 lines
2.7 KiB
C
/*
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* Copyright (c) 1996-98 John Birrell <jb@cimlogic.com.au>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the author nor the names of any co-contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _PTHREAD_NP_H_
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#define _PTHREAD_NP_H_
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/*
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* Non-POSIX type definitions:
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*/
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typedef void (*pthread_switch_routine_t)(pthread_t, pthread_t);
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/*
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* Non-POSIX thread function prototype definitions:
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*/
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__BEGIN_DECLS
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int pthread_attr_setcreatesuspend_np(pthread_attr_t *);
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int pthread_attr_get_np(pthread_t, pthread_attr_t *);
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int pthread_main_np(void);
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int pthread_multi_np(void);
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int pthread_mutexattr_getkind_np(pthread_mutexattr_t);
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int pthread_mutexattr_setkind_np(pthread_mutexattr_t *, int);
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void pthread_resume_all_np(void);
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int pthread_resume_np(pthread_t);
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void pthread_set_name_np(pthread_t, const char *);
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int pthread_mutex_getspinloops_np(pthread_mutex_t *mutex, int *count);
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int pthread_mutex_setspinloops_np(pthread_mutex_t *mutex, int count);
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int pthread_mutex_getyieldloops_np(pthread_mutex_t *mutex, int *count);
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int pthread_mutex_setyieldloops_np(pthread_mutex_t *mutex, int count);
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int pthread_single_np(void);
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void pthread_suspend_all_np(void);
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int pthread_suspend_np(pthread_t);
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int pthread_switch_add_np(pthread_switch_routine_t);
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int pthread_switch_delete_np(pthread_switch_routine_t);
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int pthread_timedjoin_np(pthread_t, void **, const struct timespec *);
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__END_DECLS
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#endif
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