contrib/ncurses-5.4/ncurses/SigAction.h

   1 /****************************************************************************
   2  * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
   3  *                                                                          *
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   5  * copy of this software and associated documentation files (the            *
   6  * "Software"), to deal in the Software without restriction, including      *
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   9  * copies of the Software, and to permit persons to whom the Software is    *
  10  * furnished to do so, subject to the following conditions:                 *
  11  *                                                                          *
  12  * The above copyright notice and this permission notice shall be included  *
  13  * in all copies or substantial portions of the Software.                   *
  14  *                                                                          *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
  16  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
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  28
  29 /****************************************************************************
  30  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
  31  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
  32  ****************************************************************************/
  33
  34 /*
  35  * $Id: SigAction.h,v 1.7 2003/12/07 01:00:03 tom Exp $
  36  *
  37  * This file exists to handle non-POSIX systems which don't have <unistd.h>,
  38  * and usually no sigaction() nor <termios.h>
  39  */
  40
  41 #ifndef _SIGACTION_H
  42 #define _SIGACTION_H
  43
  44 #ifndef HAVE_SIGACTION
  45 #define HAVE_SIGACTION 0
  46 #endif
  47
  48 #ifndef HAVE_SIGVEC
  49 #define HAVE_SIGVEC 0
  50 #endif
  51
  52 #if HAVE_SIGACTION
  53
  54 #if !HAVE_TYPE_SIGACTION
  55 typedef struct sigaction sigaction_t;
  56 #endif
  57
  58 #else   /* !HAVE_SIGACTION */
  59
  60 #if HAVE_SIGVEC
  61
  62 #if HAVE_LIBC_H
  63 #include <libc.h>
  64 #endif
  65
  66 #undef  SIG_BLOCK
  67 #define SIG_BLOCK       00
  68
  69 #undef  SIG_UNBLOCK
  70 #define SIG_UNBLOCK     01
  71
  72 #undef  SIG_SETMASK
  73 #define SIG_SETMASK     02
  74
  75         /*
  76          * <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration,
  77          * and is useful for testing this header file.
  78          */
  79 #if HAVE_BSD_SIGNAL_H
  80 #include <bsd/signal.h>
  81 #endif
  82
  83 typedef struct sigvec sigaction_t;
  84
  85 #define sigset_t _nc_sigset_t
  86 typedef unsigned long sigset_t;
  87
  88 #undef  sa_mask
  89 #define sa_mask sv_mask
  90 #undef  sa_handler
  91 #define sa_handler sv_handler
  92 #undef  sa_flags
  93 #define sa_flags sv_flags
  94
  95 #undef  sigaction
  96 #define sigaction   _nc_sigaction
  97 #undef  sigprocmask
  98 #define sigprocmask _nc_sigprocmask
  99 #undef  sigemptyset
 100 #define sigemptyset _nc_sigemptyset
 101 #undef  sigsuspend
 102 #define sigsuspend  _nc_sigsuspend
 103 #undef  sigdelset
 104 #define sigdelset   _nc_sigdelset
 105 #undef  sigaddset
 106 #define sigaddset   _nc_sigaddset
 107
 108 /* tty/lib_tstp.c is the only user */
 109 #include <base/sigaction.c>
 110
 111 #endif /* HAVE_SIGVEC */
 112 #endif /* HAVE_SIGACTION */
 113 #endif /* !defined(_SIGACTION_H) */