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Infrastructure: Split the files into subdirectories.
[mLib] / sel / sig.h
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9f8886c7 1/* -*-c-*-
2 *
9f8886c7 3 * Signal handling
4 *
5 * (c) 1999 Straylight/Edgeware
6 */
7
d4efbcd9 8/*----- Licensing notice --------------------------------------------------*
9f8886c7 9 *
10 * This file is part of the mLib utilities library.
11 *
12 * mLib is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU Library General Public License as
14 * published by the Free Software Foundation; either version 2 of the
15 * License, or (at your option) any later version.
d4efbcd9 16 *
9f8886c7 17 * mLib is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU Library General Public License for more details.
d4efbcd9 21 *
9f8886c7 22 * You should have received a copy of the GNU Library General Public
23 * License along with mLib; if not, write to the Free
24 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
25 * MA 02111-1307, USA.
26 */
27
c6e0eaf0 28#ifndef MLIB_SIG_H
29#define MLIB_SIG_H
9f8886c7 30
31#ifdef __cplusplus
32 extern "C" {
33#endif
34
35/*----- Header files ------------------------------------------------------*/
36
37#include <signal.h>
38
dd3c57bc
MW
39#ifndef MLIB_SEL_H
40# include "sel.h"
41#endif
9f8886c7 42
43/*----- Data structures ---------------------------------------------------*/
44
45typedef struct sig {
46 struct sig *next;
47 struct sig *prev;
48 int sig;
49 void (*proc)(int /*n*/, void */*p*/);
50 void *p;
51} sig;
52
53/*----- Functions provided ------------------------------------------------*/
54
55/* --- @sig_add@ --- *
56 *
57 * Arguments: @sig *s@ = pointer to signal handler block
58 * @int n@ = number of the signal
59 * @void (*proc)(int n, void *p)@ = signal handler function
60 * @void *p@ = argument to pass to handler
61 *
62 * Returns: ---
63 *
64 * Use: Adds a signal handler.
65 */
66
67extern void sig_add(sig */*s*/, int /*n*/,
68 void (*/*proc*/)(int /*n*/, void */*p*/), void */*p*/);
69
70/* --- @sig_remove@ --- *
71 *
72 * Arguments: @sig *s@ = pointer to signal handler block
73 *
74 * Returns: ---
75 *
76 * Use: Removes the signal handler from the list.
77 */
78
79extern void sig_remove(sig */*s*/);
80
81/* --- @sig_init@ --- *
82 *
83 * Arguments: @sel_state *s@ = pointer to select state
84 *
85 * Returns: ---
86 *
87 * Use: Initializes the signal handling system ready for use.
88 */
89
90extern void sig_init(sel_state */*s*/);
91
92/*----- That's all, folks -------------------------------------------------*/
93
94#ifdef __cplusplus
95 }
96#endif
97
98#endif