chiark / gitweb /
Fiddle with CSS+HTML in effort to get more consistent buttons
[disorder] / lib / wstat.c
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460b9539 1/*
2 * This file is part of DisOrder.
5aff007d 3 * Copyright (C) 2004, 2007, 2008 Richard Kettlewell
460b9539 4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
71b90230
RK
20/** @file lib/wstat.c
21 * @brief Convert wait status to text
22 */
460b9539 23
05b75f8d 24#include "common.h"
460b9539 25
460b9539 26#include <signal.h>
27
28#include "mem.h"
29#include "log.h"
30#include "wstat.h"
31#include "printf.h"
32
71b90230
RK
33/** @brief Convert exit status to text
34 * @param w Exit status (e.g. from waitpid())
35 * @return Allocated string containing description of status
36 */
460b9539 37const char *wstat(int w) {
38 int n;
39 char *r;
40
41 if(WIFEXITED(w))
42 n = byte_xasprintf(&r, "exited with status %d", WEXITSTATUS(w));
43 else if(WIFSIGNALED(w))
44 n = byte_xasprintf(&r, "terminated by signal %d (%s)%s",
45 WTERMSIG(w), strsignal(WTERMSIG(w)),
46 WCOREDUMP(w) ? " - core dumped" : "");
47 else if(WIFSTOPPED(w))
48 n = byte_xasprintf(&r, "stopped by signal %d (%s)",
49 WSTOPSIG(w), strsignal(WSTOPSIG(w)));
50 else
51 n = byte_xasprintf(&r, "terminated with unknown wait status %#x",
52 (unsigned)w);
53 return n >= 0 ? r : "[could not convert wait status]";
54}
55
56/*
57Local Variables:
58c-basic-offset:2
59comment-column:40
60End:
61*/