blob: e24edd7914a9cc21b1c0e86dd548006e4dac6858 [file] [log] [blame]
Ben Lindstrom67e21e12000-11-05 09:08:45 +00001/*
2 * Redistribution and use in source and binary forms, with or without
3 * modification, are permitted provided that the following conditions
4 * are met:
5 * 1. Redistributions of source code must retain the above copyright
6 * notice, this list of conditions and the following disclaimer.
7 * 2. Redistributions in binary form must reproduce the above copyright
8 * notice, this list of conditions and the following disclaimer in the
9 * documentation and/or other materials provided with the distribution.
10 *
11 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
12 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
13 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
14 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
15 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
16 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
17 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
18 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
19 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
20 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
21 *
22 */
23
Damien Millere9cf3572001-02-09 12:55:35 +110024/* $Id: bsd-waitpid.h,v 1.2 2001/02/09 01:55:36 djm Exp $ */
25
Ben Lindstrom67e21e12000-11-05 09:08:45 +000026#ifndef _BSD_WAITPID_H
27#define _BSD_WAITPID_H
28
29#ifndef HAVE_WAITPID
30/* Clean out any potental issues */
31#undef WIFEXITED
32#undef WIFSTOPPED
33#undef WIFSIGNALED
34
35/* Define required functions to mimic a POSIX look and feel */
36#define _W_INT(w) (*(int*)&(w)) /* convert union wait to int */
37#define WIFEXITED(w) (!((_W_INT(w)) & 0377))
38#define WIFSTOPPED(w) ((_W_INT(w)) & 0100)
39#define WIFSIGNALED(w) (!WIFEXITED(w) && !WIFSTOPPED(w))
40#define WEXITSTATUS(w) (int)(WIFEXITED(w) ? ((_W_INT(w) >> 8) & 0377) : -1)
41#define WTERMSIG(w) (int)(WIFSIGNALED(w) ? (_W_INT(w) & 0177) : -1)
42#define WCOREFLAG 0x80
43#define WCOREDUMP(w) ((_W_INT(w)) & WCOREFLAG)
44
45/* Prototype */
46pid_t waitpid(int pid, int *stat_loc, int options);
47
48#endif /* !HAVE_WAITPID */
49#endif /* _BSD_WAITPID_H */