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[FreeBSD/releng/7.2.git] / cddl / contrib / opensolaris / head / thread.h
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 #include <pthread.h>
33 #include <assert.h>
34
35 /*
36  * Compatibility thread stuff needed for Solaris -> Linux port
37  */
38
39 typedef pthread_t thread_t;
40 typedef pthread_mutex_t mutex_t;
41 typedef pthread_cond_t cond_t;
42 typedef pthread_rwlock_t rwlock_t;
43
44 #define USYNC_THREAD 0
45
46 #define thr_self()              (unsigned long)pthread_self()
47 #define thr_equal(a,b)          pthread_equal(a,b)
48 #define thr_join(t,d,s)         pthread_join(t,s)
49 #define thr_exit(r)             pthread_exit(r)
50 #define _mutex_init(l,f,a)      pthread_mutex_init(l,NULL)
51 #define _mutex_destroy(l)       pthread_mutex_destroy(l)
52 #define mutex_lock(l)           pthread_mutex_lock(l)
53 #define mutex_trylock(l)        pthread_mutex_trylock(l)
54 #define mutex_unlock(l)         pthread_mutex_unlock(l)
55 #define rwlock_init(l,f,a)      pthread_rwlock_init(l,NULL)
56 #define rwlock_destroy(l)       pthread_rwlock_destroy(l)
57 #define rw_rdlock(l)            pthread_rwlock_rdlock(l)
58 #define rw_wrlock(l)            pthread_rwlock_wrlock(l)
59 #define rw_tryrdlock(l)         pthread_rwlock_tryrdlock(l)
60 #define rw_trywrlock(l)         pthread_rwlock_trywrlock(l)
61 #define rw_unlock(l)            pthread_rwlock_unlock(l)
62 #define cond_init(l,f,a)        pthread_cond_init(l,NULL)
63 #define cond_destroy(l)         pthread_cond_destroy(l)
64 #define cond_wait(l,m)          pthread_cond_wait(l,m)
65 #define cond_signal(l)          pthread_cond_signal(l)
66 #define cond_broadcast(l)       pthread_cond_broadcast(l)
67
68 #define THR_BOUND     0x00000001  /* = PTHREAD_SCOPE_SYSTEM */
69 #define THR_NEW_LWP   0x00000002
70 #define THR_DETACHED  0x00000040  /* = PTHREAD_CREATE_DETACHED */
71 #define THR_SUSPENDED 0x00000080
72 #define THR_DAEMON    0x00000100
73
74 static __inline int
75 thr_create(void *stack_base, size_t stack_size, void *(*start_func) (void*),
76     void *arg, long flags, thread_t *new_thread_ID)
77 {
78         int ret;
79
80         assert(stack_base == NULL);
81         assert(stack_size == 0);
82         assert((flags & ~THR_BOUND & ~THR_DETACHED) == 0);
83
84         pthread_attr_t attr;
85         pthread_attr_init(&attr);
86
87         if(flags & THR_DETACHED)
88                 pthread_attr_setdetachstate(&attr, PTHREAD_CREATE_DETACHED);
89
90         /* This function ignores the THR_BOUND flag, since NPTL doesn't seem to support PTHREAD_SCOPE_PROCESS */
91
92         ret = pthread_create(new_thread_ID, &attr, start_func, arg);
93
94         pthread_attr_destroy(&attr);
95
96         return (ret);
97 }
98
99 #endif  /* _THREAD_H */