1 /* 2 * Copyright (c) 2015, Aleksey Demakov 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * * Redistributions of source code must retain the above copyright notice, this 9 * list of conditions and the following disclaimer. 10 * 11 * * Redistributions in binary form must reproduce the above copyright notice, 12 * this list of conditions and the following disclaimer in the documentation 13 * and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 16 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 18 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 21 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 22 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 23 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 24 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 */ 26 27 #pragma once 28 #ifndef IWTH_H 29 #define IWTH_H 30 31 #include "basedefs.h" 32 #include <pthread.h> 33 34 IW_EXPORT iwrc iw_cond_timed_wait_ms( 35 pthread_cond_t *cond, 36 pthread_mutex_t *mtx, 37 long timeout_ms, 38 bool *out_is_timeout); 39 40 #if defined(__APPLE__) || (defined(__ANDROID_API__) && __ANDROID_API__ < 24) 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 #if !defined(PTHREAD_BARRIER_SERIAL_THREAD) 47 # define PTHREAD_BARRIER_SERIAL_THREAD (1) 48 #endif 49 50 #if !defined(PTHREAD_PROCESS_PRIVATE) 51 # define PTHREAD_PROCESS_PRIVATE (42) 52 #endif 53 #if !defined(PTHREAD_PROCESS_SHARED) 54 # define PTHREAD_PROCESS_SHARED (43) 55 #endif 56 57 typedef struct { 58 char noop; 59 } pthread_barrierattr_t; 60 61 typedef struct { 62 pthread_mutex_t mutex; 63 pthread_cond_t cond; 64 unsigned int limit; 65 unsigned int count; 66 unsigned int phase; 67 } pthread_barrier_t; 68 69 IW_EXPORT int pthread_barrierattr_init(pthread_barrierattr_t *attr); 70 IW_EXPORT int pthread_barrierattr_destroy(pthread_barrierattr_t *attr); 71 72 IW_EXPORT int pthread_barrierattr_getpshared( 73 const pthread_barrierattr_t* restrict attr, 74 int* restrict pshared); 75 IW_EXPORT int pthread_barrierattr_setpshared( 76 pthread_barrierattr_t *attr, 77 int pshared); 78 79 IW_EXPORT int pthread_barrier_init( 80 pthread_barrier_t* restrict barrier, 81 const pthread_barrierattr_t* restrict attr, 82 unsigned int count); 83 IW_EXPORT int pthread_barrier_destroy(pthread_barrier_t *barrier); 84 85 IW_EXPORT int pthread_barrier_wait(pthread_barrier_t *barrier); 86 87 #ifdef __cplusplus 88 } 89 #endif 90 91 #endif /* __APPLE__ */ 92 93 #endif 94