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Linux/include/uapi/asm-generic/signal.h

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  1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
  2 #ifndef _UAPI__ASM_GENERIC_SIGNAL_H
  3 #define _UAPI__ASM_GENERIC_SIGNAL_H
  4 
  5 #include <linux/types.h>
  6 
  7 #define _NSIG           64
  8 #define _NSIG_BPW       __BITS_PER_LONG
  9 #define _NSIG_WORDS     (_NSIG / _NSIG_BPW)
 10 
 11 #define SIGHUP           1
 12 #define SIGINT           2
 13 #define SIGQUIT          3
 14 #define SIGILL           4
 15 #define SIGTRAP          5
 16 #define SIGABRT          6
 17 #define SIGIOT           6
 18 #define SIGBUS           7
 19 #define SIGFPE           8
 20 #define SIGKILL          9
 21 #define SIGUSR1         10
 22 #define SIGSEGV         11
 23 #define SIGUSR2         12
 24 #define SIGPIPE         13
 25 #define SIGALRM         14
 26 #define SIGTERM         15
 27 #define SIGSTKFLT       16
 28 #define SIGCHLD         17
 29 #define SIGCONT         18
 30 #define SIGSTOP         19
 31 #define SIGTSTP         20
 32 #define SIGTTIN         21
 33 #define SIGTTOU         22
 34 #define SIGURG          23
 35 #define SIGXCPU         24
 36 #define SIGXFSZ         25
 37 #define SIGVTALRM       26
 38 #define SIGPROF         27
 39 #define SIGWINCH        28
 40 #define SIGIO           29
 41 #define SIGPOLL         SIGIO
 42 /*
 43 #define SIGLOST         29
 44 */
 45 #define SIGPWR          30
 46 #define SIGSYS          31
 47 #define SIGUNUSED       31
 48 
 49 /* These should not be considered constants from userland.  */
 50 #define SIGRTMIN        32
 51 #ifndef SIGRTMAX
 52 #define SIGRTMAX        _NSIG
 53 #endif
 54 
 55 #if !defined MINSIGSTKSZ || !defined SIGSTKSZ
 56 #define MINSIGSTKSZ     2048
 57 #define SIGSTKSZ        8192
 58 #endif
 59 
 60 #ifndef __ASSEMBLY__
 61 typedef struct {
 62         unsigned long sig[_NSIG_WORDS];
 63 } sigset_t;
 64 
 65 /* not actually used, but required for linux/syscalls.h */
 66 typedef unsigned long old_sigset_t;
 67 
 68 #include <asm-generic/signal-defs.h>
 69 
 70 #ifdef SA_RESTORER
 71 #define __ARCH_HAS_SA_RESTORER
 72 #endif
 73 
 74 #ifndef __KERNEL__
 75 struct sigaction {
 76         __sighandler_t sa_handler;
 77         unsigned long sa_flags;
 78 #ifdef SA_RESTORER
 79         __sigrestore_t sa_restorer;
 80 #endif
 81         sigset_t sa_mask;               /* mask last for extensibility */
 82 };
 83 #endif
 84 
 85 typedef struct sigaltstack {
 86         void __user *ss_sp;
 87         int ss_flags;
 88         size_t ss_size;
 89 } stack_t;
 90 
 91 #endif /* __ASSEMBLY__ */
 92 
 93 #endif /* _UAPI__ASM_GENERIC_SIGNAL_H */
 94 

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