sys/compat/linux/arch/alpha/linux_signal.h

   1 /*      $NetBSD: linux_signal.h,v 1.8 2007/12/04 18:40:13 dsl Exp $     */
   2
   3 /*-
   4  * Copyright (c) 1998 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Eric Haszlakiewicz.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 /*
  33  * Whoever decided how linux would handle
  34  * binary compatibility should be shot.
  35  */
  36
  37 #ifndef _ALPHA_LINUX_SIGNAL_H
  38 #define _ALPHA_LINUX_SIGNAL_H
  39
  40 #define LINUX_SIGHUP     1
  41 #define LINUX_SIGINT     2
  42 #define LINUX_SIGQUIT    3
  43 #define LINUX_SIGILL     4
  44 #define LINUX_SIGTRAP    5
  45 #define LINUX_SIGABRT    6
  46 #define LINUX_SIGEMT     7
  47 #define LINUX_SIGFPE     8
  48 #define LINUX_SIGKILL    9
  49 #define LINUX_SIGBUS    10
  50 #define LINUX_SIGSEGV   11
  51 #define LINUX_SIGSYS    12
  52 #define LINUX_SIGPIPE   13
  53 #define LINUX_SIGALRM   14
  54 #define LINUX_SIGTERM   15
  55 #define LINUX_SIGURG    16
  56 #define LINUX_SIGSTOP   17
  57 #define LINUX_SIGTSTP   18
  58 #define LINUX_SIGCONT   19
  59 #define LINUX_SIGCHLD   20
  60 #define LINUX_SIGTTIN   21
  61 #define LINUX_SIGTTOU   22
  62 #define LINUX_SIGIO     23
  63 #define LINUX_SIGXCPU   24
  64 #define LINUX_SIGXFSZ   25
  65 #define LINUX_SIGVTALRM 26
  66 #define LINUX_SIGPROF   27
  67 #define LINUX_SIGWINCH  28
  68 #define LINUX_SIGINFO   29
  69 #define LINUX_SIGUSR1   30
  70 #define LINUX_SIGUSR2   31
  71
  72 #define LINUX_SIGIOT    LINUX_SIGABRT
  73 #define LINUX_SIGPWR    LINUX_SIGINFO
  74 #define LINUX_SIGPOLL   LINUX_SIGIO
  75
  76 /* Min/max real-time linux signal */
  77 #define LINUX_SIGRTMIN          32
  78 #define LINUX_SIGRTMAX          (LINUX__NSIG - 1)
  79
  80 #define LINUX__NSIG             64
  81 #define LINUX__NSIG_BPW         64
  82 #define LINUX__NSIG_WORDS       (LINUX__NSIG / LINUX__NSIG_BPW)
  83 #define LINUX_NSIG              32
  84
  85 #define LINUX_MINSIGSTKSZ       4096
  86
  87 /* sa_flags */
  88 #define LINUX_SA_ONSTACK        0x00000001
  89 #define LINUX_SA_RESTART        0x00000002
  90 #define LINUX_SA_NOCLDSTOP      0x00000004
  91 #define LINUX_SA_NODEFER        0x00000008
  92 #define LINUX_SA_RESETHAND      0x00000010
  93 #define LINUX_SA_NOCLDWAIT      0x00000020
  94 #define LINUX_SA_SIGINFO        0x00000040
  95 #define LINUX_SA_RESTORER       0x04000000
  96
  97 #define LINUX_SA_NOMASK         LINUX_SA_NODEFER
  98 #define LINUX_SA_ONESHOT        LINUX_SA_RESETHAND
  99 #define LINUX_SA_INTERRUPT      0x20000000      /* Ignore this */
 100
 101 #define LINUX_SA_ALLBITS        0x2400007f
 102
 103 #define LINUX_SIG_BLOCK         1
 104 #define LINUX_SIG_UNBLOCK       2
 105 #define LINUX_SIG_SETMASK       3
 106
 107 typedef void    (*linux_handler_t)(int);
 108
 109 typedef u_long  linux_old_sigset_t;
 110 typedef struct {
 111         u_long sig[LINUX__NSIG_WORDS];
 112 } linux_sigset_t;
 113
 114 /* aka osf_sigaction in Linux sources.  Note absence of sa_restorer */
 115 struct linux_old_sigaction {
 116         linux_handler_t         linux_sa_handler;
 117         linux_old_sigset_t      linux_sa_mask;
 118         int                     linux_sa_flags;
 119 };
 120
 121 /* Used in rt_* calls */
 122 struct linux_sigaction {
 123         linux_handler_t         linux_sa_handler;
 124         u_long                  linux_sa_flags;
 125         linux_sigset_t          linux_sa_mask;
 126 };
 127
 128 struct linux_k_sigaction {
 129         struct linux_sigaction sa;
 130         void            (*k_sa_restorer)(void);
 131 };
 132
 133 typedef struct linux_sigaltstack {
 134         void *ss_sp;
 135         int ss_flags;
 136         size_t ss_size;
 137 } linux_stack_t;
 138
 139 #endif /* !_ALPHA_LINUX_SIGNAL_H */