| 1 | /* Signal number definitions. Linux/MIPS version. |
| 2 | Copyright (C) 1995-2026 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_H |
| 20 | #define _BITS_SIGNUM_H 1 |
| 21 | |
| 22 | #ifndef _SIGNAL_H |
| 23 | #error "Never include <bits/signum.h> directly; use <signal.h> instead." |
| 24 | #endif |
| 25 | |
| 26 | /* Adjustments and additions to the signal number constants for |
| 27 | Linux/MIPS. */ |
| 28 | |
| 29 | #define SIGEMT 7 /* Emulator trap. */ |
| 30 | #define SIGPWR 19 /* Power failure imminent. */ |
| 31 | |
| 32 | /* Historical signals specified by POSIX. */ |
| 33 | #define SIGBUS 10 /* Bus error. */ |
| 34 | #define SIGSYS 12 /* Bad system call. */ |
| 35 | |
| 36 | /* New(er) POSIX signals (1003.1-2008, 1003.1-2013). */ |
| 37 | #define SIGURG 21 /* Urgent data is available at a socket. */ |
| 38 | #define SIGSTOP 23 /* Stop, unblockable. */ |
| 39 | #define SIGTSTP 24 /* Keyboard stop. */ |
| 40 | #define SIGCONT 25 /* Continue. */ |
| 41 | #define SIGCHLD 18 /* Child terminated or stopped. */ |
| 42 | #define SIGTTIN 26 /* Background read from control terminal. */ |
| 43 | #define SIGTTOU 27 /* Background write to control terminal. */ |
| 44 | #define SIGPOLL 22 /* Pollable event occurred (System V). */ |
| 45 | #define SIGXCPU 30 /* CPU time limit exceeded. */ |
| 46 | #define SIGVTALRM 28 /* Virtual timer expired. */ |
| 47 | #define SIGPROF 29 /* Profiling timer expired. */ |
| 48 | #define SIGXFSZ 31 /* File size limit exceeded. */ |
| 49 | #define SIGUSR1 16 /* User-defined signal 1. */ |
| 50 | #define SIGUSR2 17 /* User-defined signal 2. */ |
| 51 | |
| 52 | /* Nonstandard signals found in all modern POSIX systems |
| 53 | (including both BSD and Linux). */ |
| 54 | #define SIGWINCH 20 /* 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 | /* By default no real-time signals are supported. */ |
| 62 | #define __SIGRTMIN 32 |
| 63 | #define __SIGRTMAX 127 |
| 64 | |
| 65 | #endif /* <signal.h> included. */ |