arch/x86/include/uapi/asm/signal.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_ASM_X86_SIGNAL_H
   3 #define _UAPI_ASM_X86_SIGNAL_H
   4
   5 #ifndef __ASSEMBLY__
   6 #include <linux/types.h>
   7 #include <linux/compiler.h>
   8
   9 /* Avoid too many header ordering problems.  */
  10 struct siginfo;
  11
  12 #ifndef __KERNEL__
  13 /* Here we must cater to libcs that poke about in kernel headers.  */
  14
  15 #define NSIG            32
  16 typedef unsigned long sigset_t;
  17
  18 #endif /* __KERNEL__ */
  19 #endif /* __ASSEMBLY__ */
  20
  21
  22 #define SIGHUP           1
  23 #define SIGINT           2
  24 #define SIGQUIT          3
  25 #define SIGILL           4
  26 #define SIGTRAP          5
  27 #define SIGABRT          6
  28 #define SIGIOT           6
  29 #define SIGBUS           7
  30 #define SIGFPE           8
  31 #define SIGKILL          9
  32 #define SIGUSR1         10
  33 #define SIGSEGV         11
  34 #define SIGUSR2         12
  35 #define SIGPIPE         13
  36 #define SIGALRM         14
  37 #define SIGTERM         15
  38 #define SIGSTKFLT       16
  39 #define SIGCHLD         17
  40 #define SIGCONT         18
  41 #define SIGSTOP         19
  42 #define SIGTSTP         20
  43 #define SIGTTIN         21
  44 #define SIGTTOU         22
  45 #define SIGURG          23
  46 #define SIGXCPU         24
  47 #define SIGXFSZ         25
  48 #define SIGVTALRM       26
  49 #define SIGPROF         27
  50 #define SIGWINCH        28
  51 #define SIGIO           29
  52 #define SIGPOLL         SIGIO
  53 /*
  54 #define SIGLOST         29
  55 */
  56 #define SIGPWR          30
  57 #define SIGSYS          31
  58 #define SIGUNUSED       31
  59
  60 /* These should not be considered constants from userland.  */
  61 #define SIGRTMIN        32
  62 #define SIGRTMAX        _NSIG
  63
  64 #define SA_RESTORER     0x04000000
  65
  66 #define MINSIGSTKSZ     2048
  67 #define SIGSTKSZ        8192
  68
  69 #include <asm-generic/signal-defs.h>
  70
  71 #ifndef __ASSEMBLY__
  72
  73
  74 # ifndef __KERNEL__
  75 /* Here we must cater to libcs that poke about in kernel headers.  */
  76 #ifdef __i386__
  77
  78 struct sigaction {
  79         union {
  80           __sighandler_t _sa_handler;
  81           void (*_sa_sigaction)(int, struct siginfo *, void *);
  82         } _u;
  83         sigset_t sa_mask;
  84         unsigned long sa_flags;
  85         void (*sa_restorer)(void);
  86 };
  87
  88 #define sa_handler      _u._sa_handler
  89 #define sa_sigaction    _u._sa_sigaction
  90
  91 #else /* __i386__ */
  92
  93 struct sigaction {
  94         __sighandler_t sa_handler;
  95         unsigned long sa_flags;
  96         __sigrestore_t sa_restorer;
  97         sigset_t sa_mask;               /* mask last for extensibility */
  98 };
  99
 100 #endif /* !__i386__ */
 101 # endif /* ! __KERNEL__ */
 102
 103 typedef struct sigaltstack {
 104         void __user *ss_sp;
 105         int ss_flags;
 106         __kernel_size_t ss_size;
 107 } stack_t;
 108
 109 #endif /* __ASSEMBLY__ */
 110
 111 #endif /* _UAPI_ASM_X86_SIGNAL_H */