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

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_ASMAXP_SIGNAL_H
   3 #define _UAPI_ASMAXP_SIGNAL_H
   4
   5 #include <linux/types.h>
   6
   7 /* Avoid too many header ordering problems.  */
   8 struct siginfo;
   9
  10 #ifndef __KERNEL__
  11 /* Here we must cater to libcs that poke about in kernel headers.  */
  12
  13 #define NSIG            32
  14 typedef unsigned long sigset_t;
  15
  16 #endif /* __KERNEL__ */
  17
  18
  19 /*
  20  * Linux/AXP has different signal numbers that Linux/i386: I'm trying
  21  * to make it OSF/1 binary compatible, at least for normal binaries.
  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 SIGEMT           7
  30 #define SIGFPE           8
  31 #define SIGKILL          9
  32 #define SIGBUS          10
  33 #define SIGSEGV         11
  34 #define SIGSYS          12
  35 #define SIGPIPE         13
  36 #define SIGALRM         14
  37 #define SIGTERM         15
  38 #define SIGURG          16
  39 #define SIGSTOP         17
  40 #define SIGTSTP         18
  41 #define SIGCONT         19
  42 #define SIGCHLD         20
  43 #define SIGTTIN         21
  44 #define SIGTTOU         22
  45 #define SIGIO           23
  46 #define SIGXCPU         24
  47 #define SIGXFSZ         25
  48 #define SIGVTALRM       26
  49 #define SIGPROF         27
  50 #define SIGWINCH        28
  51 #define SIGINFO         29
  52 #define SIGUSR1         30
  53 #define SIGUSR2         31
  54
  55 #define SIGPOLL SIGIO
  56 #define SIGPWR  SIGINFO
  57 #define SIGIOT  SIGABRT
  58
  59 /* These should not be considered constants from userland.  */
  60 #define SIGRTMIN        32
  61 #define SIGRTMAX        _NSIG
  62
  63 #define SA_ONSTACK      0x00000001
  64 #define SA_RESTART      0x00000002
  65 #define SA_NOCLDSTOP    0x00000004
  66 #define SA_NODEFER      0x00000008
  67 #define SA_RESETHAND    0x00000010
  68 #define SA_NOCLDWAIT    0x00000020
  69 #define SA_SIGINFO      0x00000040
  70
  71 #define SA_ONESHOT      SA_RESETHAND
  72 #define SA_NOMASK       SA_NODEFER
  73
  74 #define MINSIGSTKSZ     4096
  75 #define SIGSTKSZ        16384
  76
  77 #define SIG_BLOCK          1    /* for blocking signals */
  78 #define SIG_UNBLOCK        2    /* for unblocking signals */
  79 #define SIG_SETMASK        3    /* for setting the signal mask */
  80
  81 #include <asm-generic/signal-defs.h>
  82
  83 #ifndef __KERNEL__
  84 /* Here we must cater to libcs that poke about in kernel headers.  */
  85
  86 struct sigaction {
  87         union {
  88           __sighandler_t        _sa_handler;
  89           void (*_sa_sigaction)(int, struct siginfo *, void *);
  90         } _u;
  91         sigset_t        sa_mask;
  92         int             sa_flags;
  93 };
  94
  95 #define sa_handler      _u._sa_handler
  96 #define sa_sigaction    _u._sa_sigaction
  97
  98 #endif /* __KERNEL__ */
  99
 100 typedef struct sigaltstack {
 101         void __user *ss_sp;
 102         int ss_flags;
 103         size_t ss_size;
 104 } stack_t;
 105
 106 /* sigstack(2) is deprecated, and will be withdrawn in a future version
 107    of the X/Open CAE Specification.  Use sigaltstack instead.  It is only
 108    implemented here for OSF/1 compatibility.  */
 109
 110 struct sigstack {
 111         void __user *ss_sp;
 112         int ss_onstack;
 113 };
 114
 115
 116 #endif /* _UAPI_ASMAXP_SIGNAL_H */