arch/avr32/include/uapi/asm/signal.h

   1 /*
   2  * Copyright (C) 2004-2006 Atmel Corporation
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License version 2 as
   6  * published by the Free Software Foundation.
   7  */
   8 #ifndef _UAPI__ASM_AVR32_SIGNAL_H
   9 #define _UAPI__ASM_AVR32_SIGNAL_H
  10
  11 #include <linux/types.h>
  12
  13 /* Avoid too many header ordering problems.  */
  14 struct siginfo;
  15
  16 #ifndef __KERNEL__
  17 /* Here we must cater to libcs that poke about in kernel headers.  */
  18
  19 #define NSIG            32
  20 typedef unsigned long sigset_t;
  21
  22 #endif /* __KERNEL__ */
  23
  24 #define SIGHUP           1
  25 #define SIGINT           2
  26 #define SIGQUIT          3
  27 #define SIGILL           4
  28 #define SIGTRAP          5
  29 #define SIGABRT          6
  30 #define SIGIOT           6
  31 #define SIGBUS           7
  32 #define SIGFPE           8
  33 #define SIGKILL          9
  34 #define SIGUSR1         10
  35 #define SIGSEGV         11
  36 #define SIGUSR2         12
  37 #define SIGPIPE         13
  38 #define SIGALRM         14
  39 #define SIGTERM         15
  40 #define SIGSTKFLT       16
  41 #define SIGCHLD         17
  42 #define SIGCONT         18
  43 #define SIGSTOP         19
  44 #define SIGTSTP         20
  45 #define SIGTTIN         21
  46 #define SIGTTOU         22
  47 #define SIGURG          23
  48 #define SIGXCPU         24
  49 #define SIGXFSZ         25
  50 #define SIGVTALRM       26
  51 #define SIGPROF         27
  52 #define SIGWINCH        28
  53 #define SIGIO           29
  54 #define SIGPOLL         SIGIO
  55 /*
  56 #define SIGLOST         29
  57 */
  58 #define SIGPWR          30
  59 #define SIGSYS          31
  60 #define SIGUNUSED       31
  61
  62 /* These should not be considered constants from userland.  */
  63 #define SIGRTMIN        32
  64 #define SIGRTMAX        (_NSIG-1)
  65
  66 /*
  67  * SA_FLAGS values:
  68  *
  69  * SA_NOCLDSTOP         flag to turn off SIGCHLD when children stop.
  70  * SA_NOCLDWAIT         flag on SIGCHLD to inhibit zombies.
  71  * SA_SIGINFO           deliver the signal with SIGINFO structs
  72  * SA_ONSTACK           indicates that a registered stack_t will be used.
  73  * SA_RESTART           flag to get restarting signals (which were the default long ago)
  74  * SA_NODEFER           prevents the current signal from being masked in the handler.
  75  * SA_RESETHAND         clears the handler when the signal is delivered.
  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_RESTORER     0x04000000
  84 #define SA_ONSTACK      0x08000000
  85 #define SA_RESTART      0x10000000
  86 #define SA_NODEFER      0x40000000
  87 #define SA_RESETHAND    0x80000000
  88
  89 #define SA_NOMASK       SA_NODEFER
  90 #define SA_ONESHOT      SA_RESETHAND
  91
  92 #define MINSIGSTKSZ     2048
  93 #define SIGSTKSZ        8192
  94
  95 #include <asm-generic/signal-defs.h>
  96
  97 #ifndef __KERNEL__
  98 /* Here we must cater to libcs that poke about in kernel headers.  */
  99
 100 struct sigaction {
 101         union {
 102                 __sighandler_t _sa_handler;
 103                 void (*_sa_sigaction)(int, struct siginfo *, void *);
 104         } _u;
 105         sigset_t sa_mask;
 106         unsigned long sa_flags;
 107         void (*sa_restorer)(void);
 108 };
 109
 110 #define sa_handler      _u._sa_handler
 111 #define sa_sigaction    _u._sa_sigaction
 112
 113 #endif /* __KERNEL__ */
 114
 115 typedef struct sigaltstack {
 116         void __user *ss_sp;
 117         int ss_flags;
 118         size_t ss_size;
 119 } stack_t;
 120
 121
 122 #endif /* _UAPI__ASM_AVR32_SIGNAL_H */