1 | /* Signal number definitions. Linux version. |
2 | Copyright (C) 1995-2022 Free Software Foundation, Inc. |
3 | This file is part of the GNU C Library. |
4 | |
5 | The GNU C Library is free software; you can redistribute it and/or |
6 | modify it under the terms of the GNU Lesser General Public |
7 | License as published by the Free Software Foundation; either |
8 | version 2.1 of the License, or (at your option) any later version. |
9 | |
10 | The GNU C Library is distributed in the hope that it will be useful, |
11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
13 | Lesser General Public License for more details. |
14 | |
15 | You should have received a copy of the GNU Lesser General Public |
16 | License along with the GNU C Library; if not, see |
17 | <https://www.gnu.org/licenses/>. */ |
18 | |
19 | #ifndef _BITS_SIGNUM_ARCH_H |
20 | #define _BITS_SIGNUM_ARCH_H 1 |
21 | |
22 | #ifndef _SIGNAL_H |
23 | #error "Never include <bits/signum-arch.h> directly; use <signal.h> instead." |
24 | #endif |
25 | |
26 | /* Adjustments and additions to the signal number constants for |
27 | most Linux systems. */ |
28 | |
29 | #define SIGSTKFLT 16 /* Stack fault (obsolete). */ |
30 | #define SIGPWR 30 /* Power failure imminent. */ |
31 | |
32 | /* Historical signals specified by POSIX. */ |
33 | #define SIGBUS 7 /* Bus error. */ |
34 | #define SIGSYS 31 /* Bad system call. */ |
35 | |
36 | /* New(er) POSIX signals (1003.1-2008, 1003.1-2013). */ |
37 | #define SIGURG 23 /* Urgent data is available at a socket. */ |
38 | #define SIGSTOP 19 /* Stop, unblockable. */ |
39 | #define SIGTSTP 20 /* Keyboard stop. */ |
40 | #define SIGCONT 18 /* Continue. */ |
41 | #define SIGCHLD 17 /* Child terminated or stopped. */ |
42 | #define SIGTTIN 21 /* Background read from control terminal. */ |
43 | #define SIGTTOU 22 /* Background write to control terminal. */ |
44 | #define SIGPOLL 29 /* Pollable event occurred (System V). */ |
45 | #define SIGXFSZ 25 /* File size limit exceeded. */ |
46 | #define SIGXCPU 24 /* CPU time limit exceeded. */ |
47 | #define SIGVTALRM 26 /* Virtual timer expired. */ |
48 | #define SIGPROF 27 /* Profiling timer expired. */ |
49 | #define SIGUSR1 10 /* User-defined signal 1. */ |
50 | #define SIGUSR2 12 /* User-defined signal 2. */ |
51 | |
52 | /* Nonstandard signals found in all modern POSIX systems |
53 | (including both BSD and Linux). */ |
54 | #define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */ |
55 | |
56 | /* Archaic names for compatibility. */ |
57 | #define SIGIO SIGPOLL /* I/O now possible (4.2 BSD). */ |
58 | #define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP-11. */ |
59 | #define SIGCLD SIGCHLD /* Old System V name */ |
60 | |
61 | #define __SIGRTMIN 32 |
62 | #define __SIGRTMAX 64 |
63 | |
64 | #endif /* <signal.h> included. */ |
65 | |