Commit | Line | Data |
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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 | ||
45 | typedef 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 | ||
67 | extern 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 | ||
79 | extern 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 | ||
90 | extern void sig_init(sel_state */*s*/); | |
91 | ||
92 | /*----- That's all, folks -------------------------------------------------*/ | |
93 | ||
94 | #ifdef __cplusplus | |
95 | } | |
96 | #endif | |
97 | ||
98 | #endif |