109 lines
3.6 KiB
C
109 lines
3.6 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
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/*
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* This file is subject to the terms and conditions of the GNU General Public
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* License. See the file "COPYING" in the main directory of this archive
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* for more details.
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*
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* Copyright (C) 1995, 96, 97, 98, 99, 2003 by Ralf Baechle
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* Copyright (C) 1999 Silicon Graphics, Inc.
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*/
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#ifndef _UAPI_ASM_SIGNAL_H
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#define _UAPI_ASM_SIGNAL_H
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#include <linux/types.h>
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#define _NSIG 128
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#define _NSIG_BPW (sizeof(unsigned long) * 8)
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#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
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typedef struct {
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unsigned long sig[_NSIG_WORDS];
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} sigset_t;
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typedef unsigned long old_sigset_t; /* at least 32 bits */
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#define SIGHUP 1 /* Hangup (POSIX). */
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#define SIGINT 2 /* Interrupt (ANSI). */
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#define SIGQUIT 3 /* Quit (POSIX). */
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#define SIGILL 4 /* Illegal instruction (ANSI). */
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#define SIGTRAP 5 /* Trace trap (POSIX). */
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#define SIGIOT 6 /* IOT trap (4.2 BSD). */
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#define SIGABRT SIGIOT /* Abort (ANSI). */
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#define SIGEMT 7
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#define SIGFPE 8 /* Floating-point exception (ANSI). */
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#define SIGKILL 9 /* Kill, unblockable (POSIX). */
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#define SIGBUS 10 /* BUS error (4.2 BSD). */
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#define SIGSEGV 11 /* Segmentation violation (ANSI). */
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#define SIGSYS 12
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#define SIGPIPE 13 /* Broken pipe (POSIX). */
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#define SIGALRM 14 /* Alarm clock (POSIX). */
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#define SIGTERM 15 /* Termination (ANSI). */
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#define SIGUSR1 16 /* User-defined signal 1 (POSIX). */
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#define SIGUSR2 17 /* User-defined signal 2 (POSIX). */
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#define SIGCHLD 18 /* Child status has changed (POSIX). */
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#define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */
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#define SIGPWR 19 /* Power failure restart (System V). */
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#define SIGWINCH 20 /* Window size change (4.3 BSD, Sun). */
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#define SIGURG 21 /* Urgent condition on socket (4.2 BSD). */
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#define SIGIO 22 /* I/O now possible (4.2 BSD). */
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#define SIGPOLL SIGIO /* Pollable event occurred (System V). */
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#define SIGSTOP 23 /* Stop, unblockable (POSIX). */
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#define SIGTSTP 24 /* Keyboard stop (POSIX). */
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#define SIGCONT 25 /* Continue (POSIX). */
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#define SIGTTIN 26 /* Background read from tty (POSIX). */
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#define SIGTTOU 27 /* Background write to tty (POSIX). */
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#define SIGVTALRM 28 /* Virtual alarm clock (4.2 BSD). */
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#define SIGPROF 29 /* Profiling alarm clock (4.2 BSD). */
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#define SIGXCPU 30 /* CPU limit exceeded (4.2 BSD). */
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#define SIGXFSZ 31 /* File size limit exceeded (4.2 BSD). */
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/* These should not be considered constants from userland. */
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#define SIGRTMIN 32
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#define SIGRTMAX _NSIG
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/*
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* SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever
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* supported its use and no libc was using it, so the entire sa-restorer
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* functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48
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* retaining only the SA_RESTORER definition as a reminder to avoid
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* accidental reuse of the mask bit.
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*/
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#define SA_ONSTACK 0x08000000
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#define SA_RESETHAND 0x80000000
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#define SA_RESTART 0x10000000
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#define SA_SIGINFO 0x00000008
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#define SA_NODEFER 0x40000000
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#define SA_NOCLDWAIT 0x00010000
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#define SA_NOCLDSTOP 0x00000001
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#define SA_NOMASK SA_NODEFER
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#define SA_ONESHOT SA_RESETHAND
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#define MINSIGSTKSZ 2048
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#define SIGSTKSZ 8192
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#define SIG_BLOCK 1 /* for blocking signals */
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#define SIG_UNBLOCK 2 /* for unblocking signals */
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#define SIG_SETMASK 3 /* for setting the signal mask */
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#include <asm-generic/signal-defs.h>
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#ifndef __KERNEL__
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struct sigaction {
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unsigned int sa_flags;
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__sighandler_t sa_handler;
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sigset_t sa_mask;
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};
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#endif
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/* IRIX compatible stack_t */
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typedef struct sigaltstack {
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void __user *ss_sp;
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__kernel_size_t ss_size;
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int ss_flags;
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} stack_t;
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#endif /* _UAPI_ASM_SIGNAL_H */
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