1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/ossrv/genericopenlibs/openenvcore/include/sys/wait.h Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,116 @@
1.4 +/*-
1.5 + * Copyright (c) 1982, 1986, 1989, 1993, 1994
1.6 + * The Regents of the University of California. All rights reserved.
1.7 + *
1.8 + * Redistribution and use in source and binary forms, with or without
1.9 + * modification, are permitted provided that the following conditions
1.10 + * are met:
1.11 + * 1. Redistributions of source code must retain the above copyright
1.12 + * notice, this list of conditions and the following disclaimer.
1.13 + * 2. Redistributions in binary form must reproduce the above copyright
1.14 + * notice, this list of conditions and the following disclaimer in the
1.15 + * documentation and/or other materials provided with the distribution.
1.16 + * 4. Neither the name of the University nor the names of its contributors
1.17 + * may be used to endorse or promote products derived from this software
1.18 + * without specific prior written permission.
1.19 + *
1.20 + * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1.21 + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1.22 + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
1.23 + * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
1.24 + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
1.25 + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
1.26 + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
1.27 + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
1.28 + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
1.29 + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
1.30 + * SUCH DAMAGE.
1.31 + * © * Portions Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies). All rights reserved.
1.32 + * @(#)wait.h 8.2 (Berkeley) 7/10/94
1.33 + * $FreeBSD: src/sys/sys/wait.h,v 1.21 2005/01/05 22:19:44 jhb Exp $
1.34 + */
1.35 +
1.36 +#ifndef _SYS_WAIT_H_
1.37 +#define _SYS_WAIT_H_
1.38 +
1.39 +#include <sys/cdefs.h>
1.40 +
1.41 +/*
1.42 + * This file holds definitions relevant to the wait4 system call and the
1.43 + * alternate interfaces that use it (wait, wait3, waitpid).
1.44 + */
1.45 +
1.46 +/*
1.47 + * Macros to test the exit status returned by wait and extract the relevant
1.48 + * values.
1.49 + */
1.50 +#if __BSD_VISIBLE
1.51 +#define _W_INT(w) (*(int *)&(w)) /* Convert union wait to int. */
1.52 +#define WCOREFLAG 0200
1.53 +#else
1.54 +#define _W_INT(i) (i)
1.55 +#endif
1.56 +
1.57 +#define _WSTATUS(x) (_W_INT(x) & 0177)
1.58 +#define _WSTOPPED 0177 /* _WSTATUS if process is stopped */
1.59 +#define WIFSTOPPED(x) (_WSTATUS(x) == _WSTOPPED)
1.60 +#define WSTOPSIG(x) (_W_INT(x) >> 8)
1.61 +#define WIFSIGNALED(x) (_WSTATUS(x) != _WSTOPPED && _WSTATUS(x) != 0)
1.62 +#define WTERMSIG(x) (_WSTATUS(x))
1.63 +#define WIFEXITED(x) (_WSTATUS(x) == 0)
1.64 +#define WEXITSTATUS(x) (_W_INT(x) >> 8)
1.65 +#define WIFCONTINUED(x) (x == 0x13) /* 0x13 == SIGCONT */
1.66 +#if __BSD_VISIBLE
1.67 +#define WCOREDUMP(x) (_W_INT(x) & WCOREFLAG)
1.68 +
1.69 +#define W_EXITCODE(ret, sig) ((ret) << 8 | (sig))
1.70 +#define W_STOPCODE(sig) ((sig) << 8 | _WSTOPPED)
1.71 +#endif
1.72 +
1.73 +#ifdef __SYMBIAN32__
1.74 +#define WIFTERMINATED(x) (_WSTATUS(x)==1)
1.75 +#define WTERMINATESTATUS(x) (_W_INT(x) >> 8)
1.76 +#define WIFPANICED(x) (_WSTATUS(x)==2)
1.77 +#define WPANICCODE(x) (_W_INT(x) >> 8)
1.78 +#endif /* __SYMBIAN32__ */
1.79 +
1.80 +/*
1.81 + * Option bits for the third argument of wait4. WNOHANG causes the
1.82 + * wait to not hang if there are no stopped or terminated processes, rather
1.83 + * returning an error indication in this case (pid==0). WUNTRACED
1.84 + * indicates that the caller should receive status about untraced children
1.85 + * which stop due to signals. If children are stopped and a wait without
1.86 + * this option is done, it is as though they were still running... nothing
1.87 + * about them is returned.
1.88 + */
1.89 +#define WNOHANG 1 /* Don't hang in wait. */
1.90 +#define WUNTRACED 2 /* Tell about stopped, untraced children. */
1.91 +#define WCONTINUED 4 /* Report a job control continued process. */
1.92 +
1.93 +#if __BSD_VISIBLE
1.94 +#define WLINUXCLONE 0x80000000 /* Wait for kthread spawned from linux_clone. */
1.95 +#endif
1.96 +
1.97 +/*
1.98 + * Tokens for special values of the "pid" parameter to wait4.
1.99 + */
1.100 +#if __BSD_VISIBLE
1.101 +#define WAIT_ANY (-1) /* any process */
1.102 +#define WAIT_MYPGRP 0 /* any process in my process group */
1.103 +#endif /* __BSD_VISIBLE */
1.104 +
1.105 +#ifndef _KERNEL
1.106 +#include <sys/types.h>
1.107 +
1.108 +__BEGIN_DECLS
1.109 +IMPORT_C
1.110 +pid_t wait(int *);
1.111 +IMPORT_C
1.112 +pid_t waitpid(pid_t, int *, int);
1.113 +#if __BSD_VISIBLE
1.114 +struct rusage;
1.115 +#endif
1.116 +__END_DECLS
1.117 +#endif /* !_KERNEL */
1.118 +
1.119 +#endif /* !_SYS_WAIT_H_ */