Commit | Line | Data |
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460b9539 | 1 | /* |
2 | * This file is part of DisOrder. | |
3 | * Copyright (C) 2004 Richard Kettlewell | |
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 | |
24 | #include <config.h> | |
25 | ||
26 | #include <sys/wait.h> | |
27 | #include <stdio.h> | |
28 | #include <string.h> | |
29 | #include <signal.h> | |
30 | ||
31 | #include "mem.h" | |
32 | #include "log.h" | |
33 | #include "wstat.h" | |
34 | #include "printf.h" | |
35 | ||
71b90230 RK |
36 | /** @brief Convert exit status to text |
37 | * @param w Exit status (e.g. from waitpid()) | |
38 | * @return Allocated string containing description of status | |
39 | */ | |
460b9539 | 40 | const char *wstat(int w) { |
41 | int n; | |
42 | char *r; | |
43 | ||
44 | if(WIFEXITED(w)) | |
45 | n = byte_xasprintf(&r, "exited with status %d", WEXITSTATUS(w)); | |
46 | else if(WIFSIGNALED(w)) | |
47 | n = byte_xasprintf(&r, "terminated by signal %d (%s)%s", | |
48 | WTERMSIG(w), strsignal(WTERMSIG(w)), | |
49 | WCOREDUMP(w) ? " - core dumped" : ""); | |
50 | else if(WIFSTOPPED(w)) | |
51 | n = byte_xasprintf(&r, "stopped by signal %d (%s)", | |
52 | WSTOPSIG(w), strsignal(WSTOPSIG(w))); | |
53 | else | |
54 | n = byte_xasprintf(&r, "terminated with unknown wait status %#x", | |
55 | (unsigned)w); | |
56 | return n >= 0 ? r : "[could not convert wait status]"; | |
57 | } | |
58 | ||
59 | /* | |
60 | Local Variables: | |
61 | c-basic-offset:2 | |
62 | comment-column:40 | |
63 | End: | |
64 | */ |