LXR linux/arch/s390/include/uapi/asm/signal.h

   1/*
   2 *  S390 version
   3 *
   4 *  Derived from "include/asm-i386/signal.h"
   5 */
   6
   7#ifndef _UAPI_ASMS390_SIGNAL_H
   8#define _UAPI_ASMS390_SIGNAL_H
   9
  10#include <linux/types.h>
  11#include <linux/time.h>
  12
  13/* Avoid too many header ordering problems.  */
  14struct siginfo;
  15struct pt_regs;
  16
  17#ifndef __KERNEL__
  18/* Here we must cater to libcs that poke about in kernel headers.  */
  19
  20#define NSIG            32
  21typedef unsigned long sigset_t;
  22
  23#endif /* __KERNEL__ */
  24
  25#define SIGHUP           1
  26#define SIGINT           2
  27#define SIGQUIT          3
  28#define SIGILL           4
  29#define SIGTRAP          5
  30#define SIGABRT          6
  31#define SIGIOT           6
  32#define SIGBUS           7
  33#define SIGFPE           8
  34#define SIGKILL          9
  35#define SIGUSR1         10
  36#define SIGSEGV         11
  37#define SIGUSR2         12
  38#define SIGPIPE         13
  39#define SIGALRM         14
  40#define SIGTERM         15
  41#define SIGSTKFLT       16
  42#define SIGCHLD         17
  43#define SIGCONT         18
  44#define SIGSTOP         19
  45#define SIGTSTP         20
  46#define SIGTTIN         21
  47#define SIGTTOU         22
  48#define SIGURG          23
  49#define SIGXCPU         24
  50#define SIGXFSZ         25
  51#define SIGVTALRM       26
  52#define SIGPROF         27
  53#define SIGWINCH        28
  54#define SIGIO           29
  55#define SIGPOLL         SIGIO
  56/*
  57#define SIGLOST         29
  58*/
  59#define SIGPWR          30
  60#define SIGSYS          31
  61#define SIGUNUSED       31
  62
  63/* These should not be considered constants from userland.  */
  64#define SIGRTMIN        32
  65#define SIGRTMAX        _NSIG
  66
  67/*
  68 * SA_FLAGS values:
  69 *
  70 * SA_ONSTACK indicates that a registered stack_t will be used.
  71 * SA_RESTART flag to get restarting signals (which were the default long ago)
  72 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
  73 * SA_RESETHAND clears the handler when the signal is delivered.
  74 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
  75 * SA_NODEFER prevents the current signal from being masked in the handler.
  76 *
  77 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
  78 * Unix names RESETHAND and NODEFER respectively.
  79 */
  80#define SA_NOCLDSTOP    0x00000001
  81#define SA_NOCLDWAIT    0x00000002
  82#define SA_SIGINFO      0x00000004
  83#define SA_ONSTACK      0x08000000
  84#define SA_RESTART      0x10000000
  85#define SA_NODEFER      0x40000000
  86#define SA_RESETHAND    0x80000000
  87
  88#define SA_NOMASK       SA_NODEFER
  89#define SA_ONESHOT      SA_RESETHAND
  90
  91#define SA_RESTORER     0x04000000
  92
  93#define MINSIGSTKSZ     2048
  94#define SIGSTKSZ        8192
  95
  96#include <asm-generic/signal-defs.h>
  97
  98#ifndef __KERNEL__
  99/* Here we must cater to libcs that poke about in kernel headers.  */
 100
 101struct sigaction {
 102        union {
 103          __sighandler_t _sa_handler;
 104          void (*_sa_sigaction)(int, struct siginfo *, void *);
 105        } _u;
 106#ifndef __s390x__ /* lovely */
 107        sigset_t sa_mask;
 108        unsigned long sa_flags;
 109        void (*sa_restorer)(void);
 110#else  /* __s390x__ */
 111        unsigned long sa_flags;
 112        void (*sa_restorer)(void);
 113        sigset_t sa_mask;
 114#endif /* __s390x__ */
 115};
 116
 117#define sa_handler      _u._sa_handler
 118#define sa_sigaction    _u._sa_sigaction
 119
 120#endif /* __KERNEL__ */
 121
 122typedef struct sigaltstack {
 123        void __user *ss_sp;
 124        int ss_flags;
 125        size_t ss_size;
 126} stack_t;
 127
 128
 129#endif /* _UAPI_ASMS390_SIGNAL_H */
 130