xref: /openbsd/lib/libcurses/SigAction.h (revision 76d0caae)
1 /* $OpenBSD: SigAction.h,v 1.4 2010/01/12 23:21:58 nicm Exp $ */
2 
3 /****************************************************************************
4  * Copyright (c) 1998,2000 Free Software Foundation, Inc.                   *
5  *                                                                          *
6  * Permission is hereby granted, free of charge, to any person obtaining a  *
7  * copy of this software and associated documentation files (the            *
8  * "Software"), to deal in the Software without restriction, including      *
9  * without limitation the rights to use, copy, modify, merge, publish,      *
10  * distribute, distribute with modifications, sublicense, and/or sell       *
11  * copies of the Software, and to permit persons to whom the Software is    *
12  * furnished to do so, subject to the following conditions:                 *
13  *                                                                          *
14  * The above copyright notice and this permission notice shall be included  *
15  * in all copies or substantial portions of the Software.                   *
16  *                                                                          *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF               *
19  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.   *
20  * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,   *
21  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR    *
22  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR    *
23  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
24  *                                                                          *
25  * Except as contained in this notice, the name(s) of the above copyright   *
26  * holders shall not be used in advertising or otherwise to promote the     *
27  * sale, use or other dealings in this Software without prior written       *
28  * authorization.                                                           *
29  ****************************************************************************/
30 
31 /****************************************************************************
32  *  Author: Zeyd M. Ben-Halim <zmbenhal@netcom.com> 1992,1995               *
33  *     and: Eric S. Raymond <esr@snark.thyrsus.com>                         *
34  ****************************************************************************/
35 
36 /*
37  * $Id: SigAction.h,v 1.4 2010/01/12 23:21:58 nicm Exp $
38  *
39  * This file exists to handle non-POSIX systems which don't have <unistd.h>,
40  * and usually no sigaction() nor <termios.h>
41  */
42 
43 #ifndef _SIGACTION_H
44 #define _SIGACTION_H
45 
46 #ifndef HAVE_SIGACTION
47 #define HAVE_SIGACTION 0
48 #endif
49 
50 #ifndef HAVE_SIGVEC
51 #define HAVE_SIGVEC 0
52 #endif
53 
54 #if HAVE_SIGACTION
55 
56 #if !HAVE_TYPE_SIGACTION
57 typedef struct sigaction sigaction_t;
58 #endif
59 
60 #else	/* !HAVE_SIGACTION */
61 
62 #if HAVE_SIGVEC
63 
64 #undef  SIG_BLOCK
65 #define SIG_BLOCK       00
66 
67 #undef  SIG_UNBLOCK
68 #define SIG_UNBLOCK     01
69 
70 #undef  SIG_SETMASK
71 #define SIG_SETMASK     02
72 
73  	/*
74 	 * <bsd/signal.h> is in the Linux 1.2.8 + gcc 2.7.0 configuration,
75 	 * and is useful for testing this header file.
76 	 */
77 #if HAVE_BSD_SIGNAL_H
78 #include <bsd/signal.h>
79 #endif
80 
81 typedef struct sigvec sigaction_t;
82 
83 #define sigset_t _nc_sigset_t
84 typedef unsigned long sigset_t;
85 
86 #undef  sa_mask
87 #define sa_mask sv_mask
88 #undef  sa_handler
89 #define sa_handler sv_handler
90 #undef  sa_flags
91 #define sa_flags sv_flags
92 
93 #undef  sigaction
94 #define sigaction   _nc_sigaction
95 #undef  sigprocmask
96 #define sigprocmask _nc_sigprocmask
97 #undef  sigemptyset
98 #define sigemptyset _nc_sigemptyset
99 #undef  sigsuspend
100 #define sigsuspend  _nc_sigsuspend
101 #undef  sigdelset
102 #define sigdelset   _nc_sigdelset
103 #undef  sigaddset
104 #define sigaddset   _nc_sigaddset
105 
106 /* tty/lib_tstp.c is the only user */
107 #include <base/sigaction.c>
108 
109 #endif /* HAVE_SIGVEC */
110 #endif /* HAVE_SIGACTION */
111 #endif /* !defined(_SIGACTION_H) */
112