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sig.h
1 /* $NetBSD: sig.h,v 1.8 2009/02/19 15:20:22 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 #include "histedit.h"
46 
47 /*
48  * Define here all the signals we are going to handle
49  * The _DO macro is used to iterate in the source code
50  */
51 #define ALLSIGS \
52  _DO(SIGINT) \
53  _DO(SIGTSTP) \
54  _DO(SIGQUIT) \
55  _DO(SIGHUP) \
56  _DO(SIGTERM) \
57  _DO(SIGCONT) \
58  _DO(SIGWINCH)
59 #define ALLSIGSNO 7
60 
61 typedef struct {
62  struct sigaction sig_action[ALLSIGSNO];
63  sigset_t sig_set;
64  volatile sig_atomic_t sig_no;
65 } *el_signal_t;
66 
67 protected void sig_end(EditLine*);
68 protected int sig_init(EditLine*);
69 protected void sig_set(EditLine*);
70 protected void sig_clr(EditLine*);
71 
72 #endif /* _h_el_sig */