dmake: do not set MAKEFLAGS=k
[unleashed/tickless.git] / include / thread.h
blobd0b0b3ddeb1384f11162adc7b7cb03813c867ecf
1 /*
2 * CDDL HEADER START
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.
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.
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]
19 * CDDL HEADER END
23 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
25 * Copyright 2007 Sun Microsystems, Inc. All rights reserved.
26 * Use is subject to license terms.
29 #ifndef _THREAD_H
30 #define _THREAD_H
33 * thread.h:
34 * definitions needed to use the thread interface except synchronization.
35 * use <synch.h> for thread synchronization.
38 #ifndef _ASM
39 #include <sys/signal.h>
40 #include <sys/time.h>
41 #include <synch.h>
42 #endif /* _ASM */
44 #ifdef __cplusplus
45 extern "C" {
46 #endif
48 #ifndef _ASM
49 typedef unsigned int thread_t;
50 typedef unsigned int thread_key_t;
52 extern int thr_create(void *, size_t, void *(*)(void *), void *, long,
53 thread_t *);
54 extern int thr_join(thread_t, thread_t *, void **);
55 extern int thr_setconcurrency(int);
56 extern int thr_getconcurrency(void);
57 extern void thr_exit(void *) __NORETURN;
58 extern thread_t thr_self(void);
61 * the definition of thr_sigsetmask() is not strict ansi-c since sigset_t is
62 * not in the strict ansi-c name space. Hence, include the prototype for
63 * thr_sigsetmask() only if strict ansi-c conformance is not turned on.
65 #if !defined(_STRICT_STDC) || defined(__EXTENSIONS__)
66 extern int thr_sigsetmask(int, const sigset_t *, sigset_t *);
67 #endif
70 * the definition of thr_stksegment() is not strict ansi-c since stack_t is
71 * not in the strict ansi-c name space. Hence, include the prototype for
72 * thr_stksegment() only if strict ansi-c conformance is not turned on.
74 #if !defined(_STRICT_STDC) || defined(__EXTENSIONS__)
75 extern int thr_stksegment(stack_t *);
76 #endif
78 extern int thr_main(void);
79 extern int thr_kill(thread_t, int);
80 extern int thr_suspend(thread_t);
81 extern int thr_continue(thread_t);
82 extern void thr_yield(void);
83 extern int thr_setprio(thread_t, int);
84 extern int thr_getprio(thread_t, int *);
85 extern int thr_keycreate(thread_key_t *, void(*)(void *));
86 extern int thr_keycreate_once(thread_key_t *, void(*)(void *));
87 extern int thr_setspecific(thread_key_t, void *);
88 extern int thr_getspecific(thread_key_t, void **);
89 extern size_t thr_min_stack(void);
91 #endif /* _ASM */
93 #define THR_MIN_STACK thr_min_stack()
95 * thread flags (one word bit mask)
98 * POSIX.1c Note:
99 * THR_BOUND is defined same as PTHREAD_SCOPE_SYSTEM in <pthread.h>
100 * THR_DETACHED is defined same as PTHREAD_CREATE_DETACHED in <pthread.h>
101 * Any changes in these definitions should be reflected in <pthread.h>
103 #define THR_BOUND 0x00000001 /* = PTHREAD_SCOPE_SYSTEM */
104 #define THR_NEW_LWP 0x00000002
105 #define THR_DETACHED 0x00000040 /* = PTHREAD_CREATE_DETACHED */
106 #define THR_SUSPENDED 0x00000080
107 #define THR_DAEMON 0x00000100
110 * The key to be created by thr_keycreate_once()
111 * must be statically initialized with THR_ONCE_KEY.
112 * This must be the same as PTHREAD_ONCE_KEY_NP in <pthread.h>
114 #define THR_ONCE_KEY (thread_key_t)(-1)
117 * The available register states returned by thr_getstate().
119 #define TRS_VALID 0
120 #define TRS_NONVOLATILE 1
121 #define TRS_LWPID 2
122 #define TRS_INVALID 3
124 #ifdef __cplusplus
126 #endif
128 #endif /* _THREAD_H */