116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* 216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * Copyright (C) 2008 The Android Open Source Project 316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * All rights reserved. 416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * 516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * Redistribution and use in source and binary forms, with or without 616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * modification, are permitted provided that the following conditions 716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * are met: 816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * * Redistributions of source code must retain the above copyright 916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * notice, this list of conditions and the following disclaimer. 1016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * * Redistributions in binary form must reproduce the above copyright 1116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * notice, this list of conditions and the following disclaimer in 1216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * the documentation and/or other materials provided with the 1316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * distribution. 1416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * 1516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 1816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 1916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 2216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 2316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 2516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * SUCH DAMAGE. 2716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 2816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#ifndef _PTHREAD_H_ 2916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define _PTHREAD_H_ 3016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 3116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#include <time.h> 3216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#include <signal.h> 3316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#include <sched.h> 3416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#include <limits.h> 3516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#include <sys/types.h> 3616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 3716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* 3816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * Types 3916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 4016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef struct 4116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang{ 4216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int volatile value; 4316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} pthread_mutex_t; 4416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 453123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define __PTHREAD_MUTEX_INIT_VALUE 0 463123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define __PTHREAD_RECURSIVE_MUTEX_INIT_VALUE 0x4000 473123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define __PTHREAD_ERRORCHECK_MUTEX_INIT_VALUE 0x8000 483123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh 493123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define PTHREAD_MUTEX_INITIALIZER {__PTHREAD_MUTEX_INIT_VALUE} 503123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define PTHREAD_RECURSIVE_MUTEX_INITIALIZER {__PTHREAD_RECURSIVE_MUTEX_INIT_VALUE} 513123853ede6209e485fb7110bdcd38aea0f33d23Andrew Hsieh#define PTHREAD_ERRORCHECK_MUTEX_INITIALIZER {__PTHREAD_ERRORCHECK_MUTEX_INIT_VALUE} 5216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 5316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangenum { 5416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_NORMAL = 0, 5516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_RECURSIVE = 1, 5616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_ERRORCHECK = 2, 5716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 5816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_ERRORCHECK_NP = PTHREAD_MUTEX_ERRORCHECK, 5916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_RECURSIVE_NP = PTHREAD_MUTEX_RECURSIVE, 6016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 6116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL 6216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang}; 6316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 6416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 6516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 6616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef struct 6716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang{ 6816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int volatile value; 6916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} pthread_cond_t; 7016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 7116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef struct 7216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang{ 7316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang uint32_t flags; 7416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang void * stack_base; 7516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang size_t stack_size; 7616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang size_t guard_size; 7716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int32_t sched_policy; 7816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int32_t sched_priority; 7916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} pthread_attr_t; 8016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 8116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef long pthread_mutexattr_t; 8216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef long pthread_condattr_t; 8316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 8416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef int pthread_key_t; 8516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef long pthread_t; 8616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 8716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef volatile int pthread_once_t; 8816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 8916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* 9016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * Defines 9116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 9216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_COND_INITIALIZER {0} 9316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 9416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_STACK_MIN (2 * PAGE_SIZE) 9516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 9616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_CREATE_DETACHED 0x00000001 9716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_CREATE_JOINABLE 0x00000000 9816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 9916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_ONCE_INIT 0 10016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 10116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_PROCESS_PRIVATE 0 10216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_PROCESS_SHARED 1 10316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 10416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_SCOPE_SYSTEM 0 10516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_SCOPE_PROCESS 1 10616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 10716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* 10816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * Prototypes 10916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 1105b02cc4c4e80fd6a9ee30e0ad4642122e08a007bYing Wang#ifdef __cplusplus 11116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangextern "C" { 11216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#endif 11316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 11416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_init(pthread_attr_t * attr); 11516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_destroy(pthread_attr_t * attr); 11616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 11716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setdetachstate(pthread_attr_t * attr, int state); 11816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getdetachstate(pthread_attr_t const * attr, int * state); 11916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 12016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setschedpolicy(pthread_attr_t * attr, int policy); 12116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getschedpolicy(pthread_attr_t const * attr, int * policy); 12216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 12316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setschedparam(pthread_attr_t * attr, struct sched_param const * param); 12416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getschedparam(pthread_attr_t const * attr, struct sched_param * param); 12516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 12616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setstacksize(pthread_attr_t * attr, size_t stack_size); 12716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getstacksize(pthread_attr_t const * attr, size_t * stack_size); 12816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 12916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setstackaddr(pthread_attr_t * attr, void * stackaddr); 13016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getstackaddr(pthread_attr_t const * attr, void ** stackaddr); 13116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 13216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setstack(pthread_attr_t * attr, void * stackaddr, size_t stack_size); 13316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getstack(pthread_attr_t const * attr, void ** stackaddr, size_t * stack_size); 13416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 13516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setguardsize(pthread_attr_t * attr, size_t guard_size); 13616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getguardsize(pthread_attr_t const * attr, size_t * guard_size); 13716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 13816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_setscope(pthread_attr_t *attr, int scope); 13916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_attr_getscope(pthread_attr_t const *attr); 14016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 14116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_getattr_np(pthread_t thid, pthread_attr_t * attr); 14216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 14316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_create(pthread_t *thread, pthread_attr_t const * attr, 14416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang void *(*start_routine)(void *), void * arg); 14516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangvoid pthread_exit(void * retval); 14616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_join(pthread_t thid, void ** ret_val); 14716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_detach(pthread_t thid); 14816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 14916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangpthread_t pthread_self(void); 15016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_equal(pthread_t one, pthread_t two); 15116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 15216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_getschedparam(pthread_t thid, int * policy, 15316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang struct sched_param * param); 15416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_setschedparam(pthread_t thid, int poilcy, 15516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang struct sched_param const * param); 15616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 15716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_init(pthread_mutexattr_t *attr); 15816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_destroy(pthread_mutexattr_t *attr); 15916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_gettype(const pthread_mutexattr_t *attr, int *type); 16016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_settype(pthread_mutexattr_t *attr, int type); 16116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_setpshared(pthread_mutexattr_t *attr, int pshared); 16216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutexattr_getpshared(pthread_mutexattr_t *attr, int *pshared); 16316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 16416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_init(pthread_mutex_t *mutex, 16516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const pthread_mutexattr_t *attr); 16616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_destroy(pthread_mutex_t *mutex); 16716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_lock(pthread_mutex_t *mutex); 16816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_unlock(pthread_mutex_t *mutex); 16916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_trylock(pthread_mutex_t *mutex); 17016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#if 0 /* MISSING FROM BIONIC */ 17116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_timedlock(pthread_mutex_t *mutex, struct timespec* ts); 17216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#endif /* MISSING */ 17316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 17416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_condattr_init(pthread_condattr_t *attr); 17516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_condattr_getpshared(pthread_condattr_t *attr, int *pshared); 17616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_condattr_setpshared(pthread_condattr_t* attr, int pshared); 17716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_condattr_destroy(pthread_condattr_t *attr); 17816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 17916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_init(pthread_cond_t *cond, 18016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const pthread_condattr_t *attr); 18116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_destroy(pthread_cond_t *cond); 18216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_broadcast(pthread_cond_t *cond); 18316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_signal(pthread_cond_t *cond); 18416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex); 18516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_timedwait(pthread_cond_t *cond, 18616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t * mutex, 18716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const struct timespec *abstime); 18816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 18916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* BIONIC: same as pthread_cond_timedwait, except the 'abstime' given refers 19016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * to the CLOCK_MONOTONIC clock instead, to avoid any problems when 19116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * the wall-clock time is changed brutally 19216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 19316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_timedwait_monotonic_np(pthread_cond_t *cond, 19416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t *mutex, 19516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const struct timespec *abstime); 19616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 19716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* BIONIC: DEPRECATED. same as pthread_cond_timedwait_monotonic_np() 19816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * unfortunately pthread_cond_timedwait_monotonic has shipped already 19916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 20016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_timedwait_monotonic(pthread_cond_t *cond, 20116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t *mutex, 20216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const struct timespec *abstime); 20316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 20416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define HAVE_PTHREAD_COND_TIMEDWAIT_MONOTONIC 1 20516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 20616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* BIONIC: same as pthread_cond_timedwait, except the 'reltime' given refers 20716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * is relative to the current time. 20816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 20916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_timedwait_relative_np(pthread_cond_t *cond, 21016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t *mutex, 21116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang const struct timespec *reltime); 21216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 21316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define HAVE_PTHREAD_COND_TIMEDWAIT_RELATIVE 1 21416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 21516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 21616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 21716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_cond_timeout_np(pthread_cond_t *cond, 21816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t * mutex, 21916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang unsigned msecs); 22016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 22116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* same as pthread_mutex_lock(), but will wait up to 'msecs' milli-seconds 22216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * before returning. same return values than pthread_mutex_trylock though, i.e. 22316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * returns EBUSY if the lock could not be acquired after the timeout 22416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * expired. 22516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 22616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_mutex_lock_timeout_np(pthread_mutex_t *mutex, unsigned msecs); 22716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 22816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* read-write lock support */ 22916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 23016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef int pthread_rwlockattr_t; 23116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 23216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef struct { 23316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_mutex_t lock; 23416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang pthread_cond_t cond; 23516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int numLocks; 23616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int writerThreadId; 23716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int pendingReaders; 23816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int pendingWriters; 23916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang void* reserved[4]; /* for future extensibility */ 24016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} pthread_rwlock_t; 24116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 24216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define PTHREAD_RWLOCK_INITIALIZER { PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0, 0, 0, 0, { NULL, NULL, NULL, NULL } } 24316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 24416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlockattr_init(pthread_rwlockattr_t *attr); 24516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlockattr_destroy(pthread_rwlockattr_t *attr); 24616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlockattr_setpshared(pthread_rwlockattr_t *attr, int pshared); 24716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlockattr_getpshared(pthread_rwlockattr_t *attr, int *pshared); 24816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 24916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_init(pthread_rwlock_t *rwlock, const pthread_rwlockattr_t *attr); 25016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_destroy(pthread_rwlock_t *rwlock); 25116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 25216559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_rdlock(pthread_rwlock_t *rwlock); 25316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_tryrdlock(pthread_rwlock_t *rwlock); 25416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_timedrdlock(pthread_rwlock_t *rwlock, const struct timespec *abs_timeout); 25516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 25616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_wrlock(pthread_rwlock_t *rwlock); 25716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_trywrlock(pthread_rwlock_t *rwlock); 25816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_timedwrlock(pthread_rwlock_t *rwlock, const struct timespec *abs_timeout); 25916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 26016559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_rwlock_unlock(pthread_rwlock_t *rwlock); 26116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 26216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 26316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_key_create(pthread_key_t *key, void (*destructor_function)(void *)); 26416559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_key_delete (pthread_key_t); 26516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_setspecific(pthread_key_t key, const void *value); 26616559ae86908b88ba7644fac078f9168cbbcae10Ying Wangvoid *pthread_getspecific(pthread_key_t key); 26716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 26816559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_kill(pthread_t tid, int sig); 26916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_sigmask(int how, const sigset_t *set, sigset_t *oset); 27016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 27116559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_getcpuclockid(pthread_t tid, clockid_t *clockid); 27216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 27316559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_once(pthread_once_t *once_control, void (*init_routine)(void)); 27416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 27516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangint pthread_setname_np(pthread_t thid, const char *thname); 27616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 27716559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef void (*__pthread_cleanup_func_t)(void*); 27816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 27916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangtypedef struct __pthread_cleanup_t { 28016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang struct __pthread_cleanup_t* __cleanup_prev; 28116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang __pthread_cleanup_func_t __cleanup_routine; 28216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang void* __cleanup_arg; 28316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} __pthread_cleanup_t; 28416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 28516559ae86908b88ba7644fac078f9168cbbcae10Ying Wangextern void __pthread_cleanup_push(__pthread_cleanup_t* c, 28616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang __pthread_cleanup_func_t routine, 28716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang void* arg); 28816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 28916559ae86908b88ba7644fac078f9168cbbcae10Ying Wangextern void __pthread_cleanup_pop(__pthread_cleanup_t* c, 29016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang int execute); 29116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 29216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang/* Believe or not, the definitions of pthread_cleanup_push and 29316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * pthread_cleanup_pop below are correct. Posix states that these 29416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * can be implemented as macros that might introduce opening and 29516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * closing braces, and that using setjmp/longjmp/return/break/continue 29616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * between them results in undefined behaviour. 29716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * 29816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang * And indeed, GLibc and other C libraries use a similar definition 29916559ae86908b88ba7644fac078f9168cbbcae10Ying Wang */ 30016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define pthread_cleanup_push(routine, arg) \ 30116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang do { \ 30216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang __pthread_cleanup_t __cleanup; \ 30316559ae86908b88ba7644fac078f9168cbbcae10Ying Wang __pthread_cleanup_push( &__cleanup, (routine), (arg) ); \ 30416559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 30516559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#define pthread_cleanup_pop(execute) \ 30616559ae86908b88ba7644fac078f9168cbbcae10Ying Wang __pthread_cleanup_pop( &__cleanup, (execute)); \ 30716559ae86908b88ba7644fac078f9168cbbcae10Ying Wang } while (0); 30816559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 3095b02cc4c4e80fd6a9ee30e0ad4642122e08a007bYing Wang#ifdef __cplusplus 31016559ae86908b88ba7644fac078f9168cbbcae10Ying Wang} /* extern "C" */ 31116559ae86908b88ba7644fac078f9168cbbcae10Ying Wang#endif 31216559ae86908b88ba7644fac078f9168cbbcae10Ying Wang 3135b02cc4c4e80fd6a9ee30e0ad4642122e08a007bYing Wang#endif /* _PTHREAD_H_ */ 314