xref: /illumos-gate/usr/src/lib/libc/port/sys/pgrpsys.c (revision 7257d1b4)
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 #pragma weak _getpgrp = getpgrp
30 #pragma weak _setpgrp = setpgrp
31 #pragma weak _getsid = getsid
32 #pragma weak _setsid = setsid
33 #pragma weak _getpgid = getpgid
34 #pragma weak _setpgid = setpgid
35 
36 #include "lint.h"
37 #include <sys/types.h>
38 #include <unistd.h>
39 #include <sys/syscall.h>
40 
41 pid_t
getpgrp(void)42 getpgrp(void)
43 {
44 	return ((pid_t)syscall(SYS_pgrpsys, 0));
45 }
46 
47 pid_t
setpgrp(void)48 setpgrp(void)
49 {
50 	return ((pid_t)syscall(SYS_pgrpsys, 1));
51 }
52 
53 pid_t
getsid(pid_t pid)54 getsid(pid_t pid)
55 {
56 	return ((pid_t)syscall(SYS_pgrpsys, 2, pid));
57 }
58 
59 pid_t
setsid(void)60 setsid(void)
61 {
62 	return ((pid_t)syscall(SYS_pgrpsys, 3));
63 }
64 
65 pid_t
getpgid(pid_t pid)66 getpgid(pid_t pid)
67 {
68 	return ((pid_t)syscall(SYS_pgrpsys, 4, pid));
69 }
70 
71 int
setpgid(pid_t pid,pid_t pgid)72 setpgid(pid_t pid, pid_t pgid)
73 {
74 	return (syscall(SYS_pgrpsys, 5, pid, pgid));
75 }
76