xref: /onnv-gate/usr/src/uts/common/sys/wait.h (revision 0:68f95e015346)
1*0Sstevel@tonic-gate /*
2*0Sstevel@tonic-gate  * CDDL HEADER START
3*0Sstevel@tonic-gate  *
4*0Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5*0Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
6*0Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
7*0Sstevel@tonic-gate  * with the License.
8*0Sstevel@tonic-gate  *
9*0Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10*0Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
11*0Sstevel@tonic-gate  * See the License for the specific language governing permissions
12*0Sstevel@tonic-gate  * and limitations under the License.
13*0Sstevel@tonic-gate  *
14*0Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
15*0Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16*0Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
17*0Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
18*0Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
19*0Sstevel@tonic-gate  *
20*0Sstevel@tonic-gate  * CDDL HEADER END
21*0Sstevel@tonic-gate  */
22*0Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
23*0Sstevel@tonic-gate /*	  All Rights Reserved  	*/
24*0Sstevel@tonic-gate 
25*0Sstevel@tonic-gate 
26*0Sstevel@tonic-gate /*
27*0Sstevel@tonic-gate  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
28*0Sstevel@tonic-gate  * Use is subject to license terms.
29*0Sstevel@tonic-gate  */
30*0Sstevel@tonic-gate 
31*0Sstevel@tonic-gate #ifndef _SYS_WAIT_H
32*0Sstevel@tonic-gate #define	_SYS_WAIT_H
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #pragma ident	"%Z%%M%	%I%	%E% SMI"	/* SVr4.0 1.10 */
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #include <sys/feature_tests.h>
37*0Sstevel@tonic-gate 
38*0Sstevel@tonic-gate #include <sys/types.h>
39*0Sstevel@tonic-gate 
40*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
41*0Sstevel@tonic-gate #include <sys/resource.h>	/* Added for XSH4.2 */
42*0Sstevel@tonic-gate #include <sys/siginfo.h>
43*0Sstevel@tonic-gate #include <sys/procset.h>
44*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate #ifdef	__cplusplus
47*0Sstevel@tonic-gate extern "C" {
48*0Sstevel@tonic-gate #endif
49*0Sstevel@tonic-gate 
50*0Sstevel@tonic-gate /*
51*0Sstevel@tonic-gate  * arguments to wait functions
52*0Sstevel@tonic-gate  */
53*0Sstevel@tonic-gate 
54*0Sstevel@tonic-gate #define	WUNTRACED	0004	/* wait for processes stopped by signals */
55*0Sstevel@tonic-gate #define	WNOHANG		0100	/* non blocking form of wait	*/
56*0Sstevel@tonic-gate 
57*0Sstevel@tonic-gate 
58*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
59*0Sstevel@tonic-gate #define	WEXITED		0001	/* wait for processes that have exited	*/
60*0Sstevel@tonic-gate #define	WTRAPPED	0002	/* wait for processes stopped while tracing */
61*0Sstevel@tonic-gate #define	WSTOPPED	WUNTRACED /* backwards compatibility */
62*0Sstevel@tonic-gate #define	WCONTINUED	0010	/* wait for processes continued */
63*0Sstevel@tonic-gate #define	WNOWAIT		0200	/* non destructive form of wait */
64*0Sstevel@tonic-gate #define	WOPTMASK (WEXITED|WTRAPPED|WSTOPPED|WCONTINUED|WNOHANG|WNOWAIT)
65*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
66*0Sstevel@tonic-gate 
67*0Sstevel@tonic-gate /*
68*0Sstevel@tonic-gate  * macros for stat return from wait functions
69*0Sstevel@tonic-gate  */
70*0Sstevel@tonic-gate 
71*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
72*0Sstevel@tonic-gate 
73*0Sstevel@tonic-gate #define	WSTOPFLG		0177
74*0Sstevel@tonic-gate #define	WCONTFLG		0177777
75*0Sstevel@tonic-gate #define	WCOREFLG		0200
76*0Sstevel@tonic-gate #define	WSIGMASK		0177
77*0Sstevel@tonic-gate 
78*0Sstevel@tonic-gate #define	WLOBYTE(stat)		((int)((stat)&0377))
79*0Sstevel@tonic-gate #define	WHIBYTE(stat)		((int)(((stat)>>8)&0377))
80*0Sstevel@tonic-gate #define	WWORD(stat)		((int)((stat))&0177777)
81*0Sstevel@tonic-gate 
82*0Sstevel@tonic-gate #define	WIFCONTINUED(stat)	(WWORD(stat) == WCONTFLG)
83*0Sstevel@tonic-gate #define	WCOREDUMP(stat)		((stat)&WCOREFLG)
84*0Sstevel@tonic-gate 
85*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate #define	WIFEXITED(stat)		((int)((stat)&0xFF) == 0)
88*0Sstevel@tonic-gate #define	WIFSIGNALED(stat)	((int)((stat)&0xFF) > 0 && \
89*0Sstevel@tonic-gate 				    (int)((stat)&0xFF00) == 0)
90*0Sstevel@tonic-gate #define	WIFSTOPPED(stat)	((int)((stat)&0xFF) == 0177 && \
91*0Sstevel@tonic-gate 				    (int)((stat)&0xFF00) != 0)
92*0Sstevel@tonic-gate #define	WEXITSTATUS(stat)	((int)(((stat)>>8)&0xFF))
93*0Sstevel@tonic-gate #define	WTERMSIG(stat)		((int)((stat)&0x7F))
94*0Sstevel@tonic-gate #define	WSTOPSIG(stat)		((int)(((stat)>>8)&0xFF))
95*0Sstevel@tonic-gate 
96*0Sstevel@tonic-gate 
97*0Sstevel@tonic-gate #if !defined(_KERNEL)
98*0Sstevel@tonic-gate #if defined(__STDC__)
99*0Sstevel@tonic-gate 
100*0Sstevel@tonic-gate extern pid_t wait(int *);
101*0Sstevel@tonic-gate extern pid_t waitpid(pid_t, int *, int);
102*0Sstevel@tonic-gate 
103*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
104*0Sstevel@tonic-gate extern int waitid(idtype_t, id_t, siginfo_t *, int);
105*0Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
106*0Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
107*0Sstevel@tonic-gate extern pid_t wait3(int *, int, struct rusage *);
108*0Sstevel@tonic-gate #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
109*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) ... */
110*0Sstevel@tonic-gate 
111*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
112*0Sstevel@tonic-gate extern pid_t wait4(pid_t, int *, int, struct rusage *);
113*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
114*0Sstevel@tonic-gate 
115*0Sstevel@tonic-gate #else /* __STDC__ */
116*0Sstevel@tonic-gate 
117*0Sstevel@tonic-gate extern pid_t wait();
118*0Sstevel@tonic-gate extern pid_t waitpid();
119*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
120*0Sstevel@tonic-gate extern int waitid();
121*0Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
122*0Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
123*0Sstevel@tonic-gate extern pid_t wait3();
124*0Sstevel@tonic-gate #endif /* !defined(_XPG6) || defined(__EXTENSIONS__) */
125*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
126*0Sstevel@tonic-gate 
127*0Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
128*0Sstevel@tonic-gate extern pid_t wait4();
129*0Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
130*0Sstevel@tonic-gate 
131*0Sstevel@tonic-gate #endif	/* __STDC__ */
132*0Sstevel@tonic-gate #endif	/* _KERNEL */
133*0Sstevel@tonic-gate 
134*0Sstevel@tonic-gate #ifdef	__cplusplus
135*0Sstevel@tonic-gate }
136*0Sstevel@tonic-gate #endif
137*0Sstevel@tonic-gate 
138*0Sstevel@tonic-gate #endif	/* _SYS_WAIT_H */
139