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