xref: /illumos-gate/usr/src/lib/libc/port/sys/pgrpsys.c (revision 1da57d55)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
58cd45542Sraf  * Common Development and Distribution License (the "License").
68cd45542Sraf  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
218cd45542Sraf 
227c478bd9Sstevel@tonic-gate /*
238cd45542Sraf  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
247c478bd9Sstevel@tonic-gate  * Use is subject to license terms.
257c478bd9Sstevel@tonic-gate  */
267c478bd9Sstevel@tonic-gate 
27*7257d1b4Sraf #pragma weak _getpgrp = getpgrp
28*7257d1b4Sraf #pragma weak _setpgrp = setpgrp
29*7257d1b4Sraf #pragma weak _getsid = getsid
30*7257d1b4Sraf #pragma weak _setsid = setsid
31*7257d1b4Sraf #pragma weak _getpgid = getpgid
32*7257d1b4Sraf #pragma weak _setpgid = setpgid
337c478bd9Sstevel@tonic-gate 
34*7257d1b4Sraf #include "lint.h"
357c478bd9Sstevel@tonic-gate #include <sys/types.h>
367c478bd9Sstevel@tonic-gate #include <unistd.h>
377c478bd9Sstevel@tonic-gate #include <sys/syscall.h>
387c478bd9Sstevel@tonic-gate 
397c478bd9Sstevel@tonic-gate pid_t
getpgrp(void)407c478bd9Sstevel@tonic-gate getpgrp(void)
417c478bd9Sstevel@tonic-gate {
427c478bd9Sstevel@tonic-gate 	return ((pid_t)syscall(SYS_pgrpsys, 0));
437c478bd9Sstevel@tonic-gate }
447c478bd9Sstevel@tonic-gate 
457c478bd9Sstevel@tonic-gate pid_t
setpgrp(void)467c478bd9Sstevel@tonic-gate setpgrp(void)
477c478bd9Sstevel@tonic-gate {
487c478bd9Sstevel@tonic-gate 	return ((pid_t)syscall(SYS_pgrpsys, 1));
497c478bd9Sstevel@tonic-gate }
507c478bd9Sstevel@tonic-gate 
517c478bd9Sstevel@tonic-gate pid_t
getsid(pid_t pid)527c478bd9Sstevel@tonic-gate getsid(pid_t pid)
537c478bd9Sstevel@tonic-gate {
547c478bd9Sstevel@tonic-gate 	return ((pid_t)syscall(SYS_pgrpsys, 2, pid));
557c478bd9Sstevel@tonic-gate }
567c478bd9Sstevel@tonic-gate 
577c478bd9Sstevel@tonic-gate pid_t
setsid(void)587c478bd9Sstevel@tonic-gate setsid(void)
597c478bd9Sstevel@tonic-gate {
607c478bd9Sstevel@tonic-gate 	return ((pid_t)syscall(SYS_pgrpsys, 3));
617c478bd9Sstevel@tonic-gate }
627c478bd9Sstevel@tonic-gate 
637c478bd9Sstevel@tonic-gate pid_t
getpgid(pid_t pid)647c478bd9Sstevel@tonic-gate getpgid(pid_t pid)
657c478bd9Sstevel@tonic-gate {
667c478bd9Sstevel@tonic-gate 	return ((pid_t)syscall(SYS_pgrpsys, 4, pid));
677c478bd9Sstevel@tonic-gate }
687c478bd9Sstevel@tonic-gate 
697c478bd9Sstevel@tonic-gate int
setpgid(pid_t pid,pid_t pgid)707c478bd9Sstevel@tonic-gate setpgid(pid_t pid, pid_t pgid)
717c478bd9Sstevel@tonic-gate {
727c478bd9Sstevel@tonic-gate 	return (syscall(SYS_pgrpsys, 5, pid, pgid));
737c478bd9Sstevel@tonic-gate }
74