arch/m68k/include/uapi/asm/signal.h

   1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
   2 #ifndef _UAPI_M68K_SIGNAL_H
   3 #define _UAPI_M68K_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 #define SIGHUP           1
  19 #define SIGINT           2
  20 #define SIGQUIT          3
  21 #define SIGILL           4
  22 #define SIGTRAP          5
  23 #define SIGABRT          6
  24 #define SIGIOT           6
  25 #define SIGBUS           7
  26 #define SIGFPE           8
  27 #define SIGKILL          9
  28 #define SIGUSR1         10
  29 #define SIGSEGV         11
  30 #define SIGUSR2         12
  31 #define SIGPIPE         13
  32 #define SIGALRM         14
  33 #define SIGTERM         15
  34 #define SIGSTKFLT       16
  35 #define SIGCHLD         17
  36 #define SIGCONT         18
  37 #define SIGSTOP         19
  38 #define SIGTSTP         20
  39 #define SIGTTIN         21
  40 #define SIGTTOU         22
  41 #define SIGURG          23
  42 #define SIGXCPU         24
  43 #define SIGXFSZ         25
  44 #define SIGVTALRM       26
  45 #define SIGPROF         27
  46 #define SIGWINCH        28
  47 #define SIGIO           29
  48 #define SIGPOLL         SIGIO
  49 /*
  50 #define SIGLOST         29
  51 */
  52 #define SIGPWR          30
  53 #define SIGSYS          31
  54 #define SIGUNUSED       31
  55
  56 /* These should not be considered constants from userland.  */
  57 #define SIGRTMIN        32
  58 #define SIGRTMAX        _NSIG
  59
  60 /*
  61  * SA_FLAGS values:
  62  *
  63  * SA_ONSTACK indicates that a registered stack_t will be used.
  64  * SA_RESTART flag to get restarting signals (which were the default long ago)
  65  * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  66  * SA_RESETHAND clears the handler when the signal is delivered.
  67  * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
  68  * SA_NODEFER prevents the current signal from being masked in the handler.
  69  *
  70  * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  71  * Unix names RESETHAND and NODEFER respectively.
  72  */
  73 #define SA_NOCLDSTOP    0x00000001
  74 #define SA_NOCLDWAIT    0x00000002
  75 #define SA_SIGINFO      0x00000004
  76 #define SA_ONSTACK      0x08000000
  77 #define SA_RESTART      0x10000000
  78 #define SA_NODEFER      0x40000000
  79 #define SA_RESETHAND    0x80000000
  80
  81 #define SA_NOMASK       SA_NODEFER
  82 #define SA_ONESHOT      SA_RESETHAND
  83
  84 #define MINSIGSTKSZ     2048
  85 #define SIGSTKSZ        8192
  86
  87 #include <asm-generic/signal-defs.h>
  88
  89 #ifndef __KERNEL__
  90 /* Here we must cater to libcs that poke about in kernel headers.  */
  91
  92 struct sigaction {
  93         union {
  94           __sighandler_t _sa_handler;
  95           void (*_sa_sigaction)(int, struct siginfo *, void *);
  96         } _u;
  97         sigset_t sa_mask;
  98         unsigned long sa_flags;
  99         void (*sa_restorer)(void);
 100 };
 101
 102 #define sa_handler      _u._sa_handler
 103 #define sa_sigaction    _u._sa_sigaction
 104
 105 #endif /* __KERNEL__ */
 106
 107 typedef struct sigaltstack {
 108         void __user *ss_sp;
 109         int ss_flags;
 110         size_t ss_size;
 111 } stack_t;
 112
 113 #endif /* _UAPI_M68K_SIGNAL_H */