xref: /illumos-gate/usr/src/lib/libumem/common/stub_stand.c (revision 8b80e8cb6855118d46f605e91b5ed4ce83417395)
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 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*
30  * Stubs for the standalone to reduce the dependence on external libraries
31  */
32 
33 #include <string.h>
34 #include "misc.h"
35 
36 /*ARGSUSED*/
37 int
38 cond_init(cond_t *cvp, int type, void *arg)
39 {
40 	return (0);
41 }
42 
43 /*ARGSUSED*/
44 int
45 cond_destroy(cond_t *cvp)
46 {
47 	return (0);
48 }
49 
50 /*ARGSUSED*/
51 int
52 cond_wait(cond_t *cv, mutex_t *mutex)
53 {
54 	umem_panic("attempt to wait on standumem cv %p", cv);
55 
56 	/*NOTREACHED*/
57 	return (0);
58 }
59 
60 /*ARGSUSED*/
61 int
62 cond_broadcast(cond_t *cvp)
63 {
64 	return (0);
65 }
66 
67 /*ARGSUSED*/
68 int
69 pthread_setcancelstate(int state, int *oldstate)
70 {
71 	return (0);
72 }
73 
74 thread_t
75 thr_self(void)
76 {
77 	return ((thread_t)1);
78 }
79 
80 static mutex_t _mp = DEFAULTMUTEX;
81 
82 /*ARGSUSED*/
83 int
84 mutex_init(mutex_t *mp, int type, void *arg)
85 {
86 	(void) memcpy(mp, &_mp, sizeof (mutex_t));
87 	return (0);
88 }
89 
90 /*ARGSUSED*/
91 int
92 mutex_destroy(mutex_t *mp)
93 {
94 	return (0);
95 }
96 
97 /*ARGSUSED*/
98 int
99 _mutex_held(mutex_t *mp)
100 {
101 	return (1);
102 }
103 
104 /*ARGSUSED*/
105 int
106 mutex_lock(mutex_t *mp)
107 {
108 	return (0);
109 }
110 
111 /*ARGSUSED*/
112 int
113 mutex_trylock(mutex_t *mp)
114 {
115 	return (0);
116 }
117 
118 /*ARGSUSED*/
119 int
120 mutex_unlock(mutex_t *mp)
121 {
122 	return (0);
123 }
124 
125 int
126 issetugid(void)
127 {
128 	return (1);
129 }
130