xref: /freebsd/contrib/libedit/sig.h (revision 59c8e88e72633afbc47a4ace0d2170d00d51f7dc)
1 /*	$NetBSD: sig.h,v 1.11 2016/05/09 21:46:56 christos Exp $	*/
2 
3 /*-
4  * Copyright (c) 1992, 1993
5  *	The Regents of the University of California.  All rights reserved.
6  *
7  * This code is derived from software contributed to Berkeley by
8  * Christos Zoulas of Cornell University.
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  * 3. Neither the name of the University nor the names of its contributors
19  *    may be used to endorse or promote products derived from this software
20  *    without specific prior written permission.
21  *
22  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32  * SUCH DAMAGE.
33  *
34  *	@(#)sig.h	8.1 (Berkeley) 6/4/93
35  */
36 
37 /*
38  * el.sig.h: Signal handling functions
39  */
40 #ifndef _h_el_sig
41 #define	_h_el_sig
42 
43 #include <signal.h>
44 
45 /*
46  * Define here all the signals we are going to handle
47  * The _DO macro is used to iterate in the source code
48  */
49 #define	ALLSIGS		\
50 	_DO(SIGINT)	\
51 	_DO(SIGTSTP)	\
52 	_DO(SIGQUIT)	\
53 	_DO(SIGHUP)	\
54 	_DO(SIGTERM)	\
55 	_DO(SIGCONT)	\
56 	_DO(SIGWINCH)
57 #define ALLSIGSNO	7
58 
59 typedef struct {
60 	struct sigaction sig_action[ALLSIGSNO];
61 	sigset_t sig_set;
62 	volatile sig_atomic_t sig_no;
63 } *el_signal_t;
64 
65 libedit_private void	sig_end(EditLine*);
66 libedit_private int	sig_init(EditLine*);
67 libedit_private void	sig_set(EditLine*);
68 libedit_private void	sig_clr(EditLine*);
69 
70 #endif /* _h_el_sig */
71