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, Version 1.0 only
6 * (the "License").  You may not use this file except in compliance
7 * with the License.
8 *
9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10 * or http://www.opensolaris.org/os/licensing.
11 * See the License for the specific language governing permissions
12 * and limitations under the License.
13 *
14 * When distributing Covered Code, include this CDDL HEADER in each
15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16 * If applicable, add the following below this CDDL HEADER, with the
17 * fields enclosed by brackets "[]" replaced with your own identifying
18 * information: Portions Copyright [yyyy] [name of copyright owner]
19 *
20 * CDDL HEADER END
21 */
22/*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23/*	  All Rights Reserved	*/
24
25/*
26 * Copyright 2014 Garrett D'Amore <garrett@damore.org>
27 *
28 * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
29 * Use is subject to license terms.
30 */
31
32#ifndef _SYS_WAIT_H
33#define	_SYS_WAIT_H
34
35#include <sys/feature_tests.h>
36
37#include <sys/types.h>
38
39#if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
40#include <sys/resource.h>	/* Added for XSH4.2 */
41#include <sys/siginfo.h>
42#include <sys/procset.h>
43#endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
44
45#ifdef	__cplusplus
46extern "C" {
47#endif
48
49/*
50 * arguments to wait functions
51 */
52
53#define	WUNTRACED	0004	/* wait for processes stopped by signals */
54#define	WNOHANG		0100	/* non blocking form of wait	*/
55
56
57#if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
58#define	WEXITED		0001	/* wait for processes that have exited	*/
59#define	WTRAPPED	0002	/* wait for processes stopped while tracing */
60#define	WSTOPPED	WUNTRACED /* backwards compatibility */
61#define	WCONTINUED	0010	/* wait for processes continued */
62#define	WNOWAIT		0200	/* non destructive form of wait */
63#define	WOPTMASK (WEXITED|WTRAPPED|WSTOPPED|WCONTINUED|WNOHANG|WNOWAIT)
64#endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
65
66/*
67 * macros for stat return from wait functions
68 */
69
70#if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
71
72#define	WSTOPFLG		0177
73#define	WCONTFLG		0177777
74#define	WCOREFLG		0200
75#define	WSIGMASK		0177
76
77#define	WLOBYTE(stat)		((int)((stat)&0377))
78#define	WHIBYTE(stat)		((int)(((stat)>>8)&0377))
79#define	WWORD(stat)		((int)((stat))&0177777)
80
81#define	WIFCONTINUED(stat)	(WWORD(stat) == WCONTFLG)
82#define	WCOREDUMP(stat)		((stat)&WCOREFLG)
83
84#endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
85
86#define	WIFEXITED(stat)		((int)((stat)&0xFF) == 0)
87#define	WIFSIGNALED(stat)	((int)((stat)&0xFF) > 0 && \
88				    (int)((stat)&0xFF00) == 0)
89#define	WIFSTOPPED(stat)	((int)((stat)&0xFF) == 0177 && \
90				    (int)((stat)&0xFF00) != 0)
91#define	WEXITSTATUS(stat)	((int)(((stat)>>8)&0xFF))
92#define	WTERMSIG(stat)		((int)((stat)&0x7F))
93#define	WSTOPSIG(stat)		((int)(((stat)>>8)&0xFF))
94
95
96#if !defined(_KERNEL)
97
98extern pid_t wait(int *);
99extern pid_t waitpid(pid_t, int *, int);
100
101#if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
102extern int waitid(idtype_t, id_t, siginfo_t *, int);
103/* Marked as LEGACY in SUSv2 and removed in SUSv3 */
104#if !defined(_XPG6) || defined(__EXTENSIONS__)
105extern pid_t wait3(int *, int, struct rusage *);
106#endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
107#endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
108
109#if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
110extern pid_t wait4(pid_t, int *, int, struct rusage *);
111#endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
112
113#endif	/* _KERNEL */
114
115#ifdef	__cplusplus
116}
117#endif
118
119#endif	/* _SYS_WAIT_H */
120