1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux 1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /* 2 /*
3 * Copyright (C) 2012 ARM Ltd. !! 3 * This file is subject to the terms and conditions of the GNU General Public
>> 4 * License. See the file "COPYING" in the main directory of this archive
>> 5 * for more details.
4 * 6 *
5 * This program is free software; you can redi !! 7 * Copyright (C) 1995, 96, 97, 98, 99, 2003 by Ralf Baechle
6 * it under the terms of the GNU General Publi !! 8 * Copyright (C) 1999 Silicon Graphics, Inc.
7 * published by the Free Software Foundation. <<
8 * <<
9 * This program is distributed in the hope tha <<
10 * but WITHOUT ANY WARRANTY; without even the <<
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR <<
12 * GNU General Public License for more details <<
13 * <<
14 * You should have received a copy of the GNU <<
15 * along with this program. If not, see <http <<
16 */ 9 */
17 #ifndef __ASM_SIGNAL_H !! 10 #ifndef _UAPI_ASM_SIGNAL_H
18 #define __ASM_SIGNAL_H !! 11 #define _UAPI_ASM_SIGNAL_H
>> 12
>> 13 #include <linux/types.h>
>> 14
>> 15 #define _NSIG 128
>> 16 #define _NSIG_BPW (sizeof(unsigned long) * 8)
>> 17 #define _NSIG_WORDS (_NSIG / _NSIG_BPW)
19 18
20 /* Required for AArch32 compatibility. */ !! 19 typedef struct {
21 #define SA_RESTORER 0x04000000 !! 20 unsigned long sig[_NSIG_WORDS];
>> 21 } sigset_t;
22 22
23 #define MINSIGSTKSZ 5120 !! 23 typedef unsigned long old_sigset_t; /* at least 32 bits */
24 #define SIGSTKSZ 16384 !! 24
>> 25 #define SIGHUP 1 /* Hangup (POSIX). */
>> 26 #define SIGINT 2 /* Interrupt (ANSI). */
>> 27 #define SIGQUIT 3 /* Quit (POSIX). */
>> 28 #define SIGILL 4 /* Illegal instruction (ANSI). */
>> 29 #define SIGTRAP 5 /* Trace trap (POSIX). */
>> 30 #define SIGIOT 6 /* IOT trap (4.2 BSD). */
>> 31 #define SIGABRT SIGIOT /* Abort (ANSI). */
>> 32 #define SIGEMT 7
>> 33 #define SIGFPE 8 /* Floating-point exception (ANSI). */
>> 34 #define SIGKILL 9 /* Kill, unblockable (POSIX). */
>> 35 #define SIGBUS 10 /* BUS error (4.2 BSD). */
>> 36 #define SIGSEGV 11 /* Segmentation violation (ANSI). */
>> 37 #define SIGSYS 12
>> 38 #define SIGPIPE 13 /* Broken pipe (POSIX). */
>> 39 #define SIGALRM 14 /* Alarm clock (POSIX). */
>> 40 #define SIGTERM 15 /* Termination (ANSI). */
>> 41 #define SIGUSR1 16 /* User-defined signal 1 (POSIX). */
>> 42 #define SIGUSR2 17 /* User-defined signal 2 (POSIX). */
>> 43 #define SIGCHLD 18 /* Child status has changed (POSIX). */
>> 44 #define SIGCLD SIGCHLD /* Same as SIGCHLD (System V). */
>> 45 #define SIGPWR 19 /* Power failure restart (System V). */
>> 46 #define SIGWINCH 20 /* Window size change (4.3 BSD, Sun). */
>> 47 #define SIGURG 21 /* Urgent condition on socket (4.2 BSD). */
>> 48 #define SIGIO 22 /* I/O now possible (4.2 BSD). */
>> 49 #define SIGPOLL SIGIO /* Pollable event occurred (System V). */
>> 50 #define SIGSTOP 23 /* Stop, unblockable (POSIX). */
>> 51 #define SIGTSTP 24 /* Keyboard stop (POSIX). */
>> 52 #define SIGCONT 25 /* Continue (POSIX). */
>> 53 #define SIGTTIN 26 /* Background read from tty (POSIX). */
>> 54 #define SIGTTOU 27 /* Background write to tty (POSIX). */
>> 55 #define SIGVTALRM 28 /* Virtual alarm clock (4.2 BSD). */
>> 56 #define SIGPROF 29 /* Profiling alarm clock (4.2 BSD). */
>> 57 #define SIGXCPU 30 /* CPU limit exceeded (4.2 BSD). */
>> 58 #define SIGXFSZ 31 /* File size limit exceeded (4.2 BSD). */
>> 59
>> 60 /* These should not be considered constants from userland. */
>> 61 #define SIGRTMIN 32
>> 62 #define SIGRTMAX _NSIG
>> 63
>> 64 /*
>> 65 * SA_RESTORER used to be defined as 0x04000000 but only the O32 ABI ever
>> 66 * supported its use and no libc was using it, so the entire sa-restorer
>> 67 * functionality was removed with lmo commit 39bffc12c3580ab for 2.5.48
>> 68 * retaining only the SA_RESTORER definition as a reminder to avoid
>> 69 * accidental reuse of the mask bit.
>> 70 */
>> 71 #define SA_ONSTACK 0x08000000
>> 72 #define SA_RESETHAND 0x80000000
>> 73 #define SA_RESTART 0x10000000
>> 74 #define SA_SIGINFO 0x00000008
>> 75 #define SA_NODEFER 0x40000000
>> 76 #define SA_NOCLDWAIT 0x00010000
>> 77 #define SA_NOCLDSTOP 0x00000001
25 78
26 #include <asm-generic/signal.h> !! 79 #define SA_NOMASK SA_NODEFER
>> 80 #define SA_ONESHOT SA_RESETHAND
27 81
>> 82 #define MINSIGSTKSZ 2048
>> 83 #define SIGSTKSZ 8192
>> 84
>> 85
>> 86 #define SIG_BLOCK 1 /* for blocking signals */
>> 87 #define SIG_UNBLOCK 2 /* for unblocking signals */
>> 88 #define SIG_SETMASK 3 /* for setting the signal mask */
>> 89
>> 90 #include <asm-generic/signal-defs.h>
>> 91
>> 92 #ifndef __KERNEL__
>> 93 struct sigaction {
>> 94 unsigned int sa_flags;
>> 95 __sighandler_t sa_handler;
>> 96 sigset_t sa_mask;
>> 97 };
28 #endif 98 #endif
>> 99
>> 100 /* IRIX compatible stack_t */
>> 101 typedef struct sigaltstack {
>> 102 void __user *ss_sp;
>> 103 __kernel_size_t ss_size;
>> 104 int ss_flags;
>> 105 } stack_t;
>> 106
>> 107
>> 108 #endif /* _UAPI_ASM_SIGNAL_H */
29 109
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