chiark / gitweb /
daemonize, versioncmp: Generally useful functions from tripe.
[mLib] / daemonize.h
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0683223a
MW
1/* -*-c-*-
2 *
3 * $Id$
4 *
5 * Become a daemon, detaching from terminals
6 *
7 * (c) 2007 Straylight/Edgeware
8 */
9
10/*----- Licensing notice --------------------------------------------------*
11 *
12 * This file is part of the mLib utilities library.
13 *
14 * mLib is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU Library General Public License as
16 * published by the Free Software Foundation; either version 2 of the
17 * License, or (at your option) any later version.
18 *
19 * mLib is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU Library General Public License for more details.
23 *
24 * You should have received a copy of the GNU Library General Public
25 * License along with mLib; if not, write to the Free
26 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
27 * MA 02111-1307, USA.
28 */
29
30#ifndef MLIB_DAEMONIZE_H
31#define MLIB_DAEMONIZE_H
32
33#ifdef __cplusplus
34 extern "C" {
35#endif
36
37/*----- Functions provided ------------------------------------------------*/
38
39/* --- @detachtty@ --- *
40 *
41 * Arguments: ---
42 *
43 * Returns: ---
44 *
45 * Use: Detaches from the current terminal and ensures it can never
46 * acquire a new one. Calls @fork@.
47 */
48
49extern void detachtty(void);
50
51/* --- @daemonize@ --- *
52 *
53 * Arguments: ---
54 *
55 * Returns: Zero if OK, nonzero on failure.
56 *
57 * Use: Becomes a daemon.
58 */
59
60extern int daemonize(void);
61
62/*----- That's all, folks -------------------------------------------------*/
63
64#ifdef __cplusplus
65 }
66#endif
67
68#endif