1/* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22/* 23 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27#ifndef _THREAD_H 28#define _THREAD_H 29 30#pragma ident "%Z%%M% %I% %E% SMI" 31 32/* 33 * thread.h: 34 * definitions needed to use the thread interface except synchronization. 35 * use <synch.h> for thread synchronization. 36 */ 37 38#ifndef _ASM 39#include <sys/signal.h> 40#include <sys/time.h> 41#include <synch.h> 42#endif /* _ASM */ 43 44#ifdef __cplusplus 45extern "C" { 46#endif 47 48#ifndef _ASM 49typedef unsigned int thread_t; 50typedef unsigned int thread_key_t; 51#endif /* _ASM */ 52 53#ifndef _ASM 54#ifdef __STDC__ 55 56extern int thr_create(void *, size_t, void *(*)(void *), void *, long, 57 thread_t *); 58extern int thr_join(thread_t, thread_t *, void **); 59extern int thr_setconcurrency(int); 60extern int thr_getconcurrency(void); 61extern void thr_exit(void *) __NORETURN; 62extern thread_t thr_self(void); 63 64/* 65 * the definition of thr_sigsetmask() is not strict ansi-c since sigset_t is 66 * not in the strict ansi-c name space. Hence, include the prototype for 67 * thr_sigsetmask() only if strict ansi-c conformance is not turned on. 68 */ 69#if !defined(_STRICT_STDC) || defined(__EXTENSIONS__) 70extern int thr_sigsetmask(int, const sigset_t *, sigset_t *); 71#endif 72 73/* 74 * the definition of thr_stksegment() is not strict ansi-c since stack_t is 75 * not in the strict ansi-c name space. Hence, include the prototype for 76 * thr_stksegment() only if strict ansi-c conformance is not turned on. 77 */ 78#if !defined(_STRICT_STDC) || defined(__EXTENSIONS__) 79extern int thr_stksegment(stack_t *); 80#endif 81 82extern int thr_main(void); 83extern int thr_kill(thread_t, int); 84extern int thr_suspend(thread_t); 85extern int thr_continue(thread_t); 86extern void thr_yield(void); 87extern int thr_setprio(thread_t, int); 88extern int thr_getprio(thread_t, int *); 89extern int thr_keycreate(thread_key_t *, void(*)(void *)); 90extern int thr_keycreate_once(thread_key_t *, void(*)(void *)); 91extern int thr_setspecific(thread_key_t, void *); 92extern int thr_getspecific(thread_key_t, void **); 93extern size_t thr_min_stack(void); 94 95#else /* __STDC */ 96 97extern int thr_create(); 98extern int thr_join(); 99extern int thr_setconcurrency(); 100extern int thr_getconcurrency(); 101extern void thr_exit(); 102extern thread_t thr_self(); 103extern int thr_sigsetmask(); 104extern int thr_stksegment(); 105extern int thr_main(); 106extern int thr_kill(); 107extern int thr_suspend(); 108extern int thr_continue(); 109extern void thr_yield(); 110extern int thr_setprio(); 111extern int thr_getprio(); 112extern int thr_keycreate(); 113extern int thr_keycreate_once(); 114extern int thr_setspecific(); 115extern int thr_getspecific(); 116extern size_t thr_min_stack(); 117 118#endif /* __STDC */ 119#endif /* _ASM */ 120 121#define THR_MIN_STACK thr_min_stack() 122/* 123 * thread flags (one word bit mask) 124 */ 125/* 126 * POSIX.1c Note: 127 * THR_BOUND is defined same as PTHREAD_SCOPE_SYSTEM in <pthread.h> 128 * THR_DETACHED is defined same as PTHREAD_CREATE_DETACHED in <pthread.h> 129 * Any changes in these definitions should be reflected in <pthread.h> 130 */ 131#define THR_BOUND 0x00000001 /* = PTHREAD_SCOPE_SYSTEM */ 132#define THR_NEW_LWP 0x00000002 133#define THR_DETACHED 0x00000040 /* = PTHREAD_CREATE_DETACHED */ 134#define THR_SUSPENDED 0x00000080 135#define THR_DAEMON 0x00000100 136 137/* 138 * The key to be created by thr_keycreate_once() 139 * must be statically initialized with THR_ONCE_KEY. 140 * This must be the same as PTHREAD_ONCE_KEY_NP in <pthread.h> 141 */ 142#define THR_ONCE_KEY (thread_key_t)(-1) 143 144/* 145 * The available register states returned by thr_getstate(). 146 */ 147#define TRS_VALID 0 148#define TRS_NONVOLATILE 1 149#define TRS_LWPID 2 150#define TRS_INVALID 3 151 152#ifdef __cplusplus 153} 154#endif 155 156#endif /* _THREAD_H */ 157