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comparison src/syswait.h @ 428:3ecd8885ac67 r21-2-22

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Import from CVS: tag r21-2-22
author cvs
date Mon, 13 Aug 2007 11:28:15 +0200
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children 8de8e3f6228a
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427:0a0253eac470 428:3ecd8885ac67
1 /* Define wait system call interface for Emacs.
2 Copyright (C) 1993, 1994, 1995 Free Software Foundation, Inc.
3 Copyright (C) 1995 Sun Microsystems, Inc.
4
5 This file is part of XEmacs.
6
7 XEmacs is free software; you can redistribute it and/or modify it
8 under the terms of the GNU General Public License as published by the
9 Free Software Foundation; either version 2, or (at your option) any
10 later version.
11
12 XEmacs is distributed in the hope that it will be useful, but WITHOUT
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with XEmacs; see the file COPYING. If not, write to
19 the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
20 Boston, MA 02111-1307, USA. */
21
22 /* Cleanup by Martin Buchholz for Autoconf 2 (see the Autoconf Manual) */
23
24 #include <sys/types.h>
25
26 #ifdef HAVE_SYS_WAIT_H
27 #include <sys/wait.h>
28 #endif
29
30 #ifndef WEXITSTATUS
31 #define WEXITSTATUS(s) ((s) >> 8)
32 #endif
33 #ifndef WIFEXITED
34 #define WIFEXITED(s) (((s) & 0xff) == 0)
35 #endif
36 #ifndef WIFSTOPPED
37 #define WIFSTOPPED(s) (((s) & 0xff) == 0x7f)
38 #endif
39 #ifndef WIFSIGNALED
40 #define WIFSIGNALED(s) (((unsigned int)((s)-1) & 0xffff) < 0xff)
41 #endif
42 #ifndef WCOREDUMP
43 #define WCOREDUMP(s) ((s) & 0200)
44 #endif
45 #ifndef WTERMSIG
46 #define WTERMSIG(s) ((s) & 0x7f)
47 #endif
48 #ifndef WSTOPSIG
49 #define WSTOPSIG(s) ((s) >> 8)
50 #endif
51 #ifndef WRETCODE
52 #define WRETCODE(s) ((s) >> 8)
53 #endif
54