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/* Signal number constants. Specific architecture definitions.
Copyright (C) 2020-2021 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _BITS_SIGNUM_ARCH_H
#define _BITS_SIGNUM_ARCH_H 1
#ifndef _SIGNAL_H
#error "Never include <bits/signum-arch.h> directly; use <signal.h> instead."
#endif
/* Historical signals specified by POSIX. */
#define SIGBUS 10 /* Bus error. */
#define SIGSYS 12 /* Bad system call. */
/* Adjustments and additions to the signal number constants for
4.2 or 4.3 BSD-derived Unix systems. */
#define SIGEMT 7 /* Emulator trap (4.2 BSD). */
#define SIGINFO 29 /* Information request (4.4 BSD). */
#define SIGLOST 32 /* Resource lost (Sun); server died (GNU). */
/* New(er) POSIX signals (1003.1-2008, 1003.1-2013). */
#define SIGURG 16 /* Urgent data is available at a socket. */
#define SIGSTOP 17 /* Stop, unblockable. */
#define SIGTSTP 18 /* Keyboard stop. */
#define SIGCONT 19 /* Continue. */
#define SIGCHLD 20 /* Child terminated or stopped. */
#define SIGTTIN 21 /* Background read from control terminal. */
#define SIGTTOU 22 /* Background write to control terminal. */
#define SIGPOLL 23 /* Pollable event occurred (System V). */
#define SIGXCPU 24 /* CPU time limit exceeded. */
#define SIGVTALRM 26 /* Virtual timer expired. */
#define SIGPROF 27 /* Profiling timer expired. */
#define SIGXFSZ 25 /* File size limit exceeded. */
#define SIGUSR1 30 /* User-defined signal 1. */
#define SIGUSR2 31 /* User-defined signal 2. */
/* Nonstandard signals found in all modern POSIX systems
(including both BSD and Linux). */
#define SIGWINCH 28 /* Window size change (4.3 BSD, Sun). */
/* Archaic names for compatibility. */
#define SIGIO SIGPOLL /* I/O now possible (4.2 BSD). */
#define SIGIOT SIGABRT /* IOT instruction, abort() on a PDP-11. */
#define SIGCLD SIGCHLD /* Old System V name */
/* No real-time signals are supported. */
#define __SIGRTMIN 32
#define __SIGRTMAX __SIGRTMIN
#endif
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