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/cvs/gvpe/lib/pidfile.h
Revision: 1.2
Committed: Thu Mar 3 16:54:34 2005 UTC (19 years, 9 months ago) by pcg
Content type: text/plain
Branch: MAIN
CVS Tags: rel-1_9, rel-1_8, rel-2_01, rel-3_0, rel-2_2, rel-2_0, rel-2_21, rel-2_22, rel-2_25, HEAD
Changes since 1.1: +4 -2 lines
Log Message:
*** empty log message ***

File Contents

# Content
1 /*
2 pidfile.h - interact with pidfiles
3 Copyright (c) 1995 Martin Schulze <Martin.Schulze@Linux.DE>
4
5 This file is part of the sysklogd package, a kernel and system log daemon.
6
7 This file is part of GVPE.
8
9 GVPE is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 2 of the License, or
12 (at your option) any later version.
13
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
18
19 You should have received a copy of the GNU General Public License
20 along with gvpe; if not, write to the Free Software
21 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA.
22 */
23
24 #if __cplusplus
25 extern "C" {
26 #endif
27
28 /* read_pid
29 *
30 * Reads the specified pidfile and returns the read pid.
31 * 0 is returned if either there's no pidfile, it's empty
32 * or no pid can be read.
33 */
34 int read_pid (char *pidfile);
35
36 /* check_pid
37 *
38 * Reads the pid using read_pid and looks up the pid in the process
39 * table (using /proc) to determine if the process already exists. If
40 * so 1 is returned, otherwise 0.
41 */
42 int check_pid (char *pidfile);
43
44 /* write_pid
45 *
46 * Writes the pid to the specified file. If that fails 0 is
47 * returned, otherwise the pid.
48 */
49 int write_pid (char *pidfile);
50
51 /* remove_pid
52 *
53 * Remove the the specified file. The result from unlink(2)
54 * is returned
55 */
56 int remove_pid (char *pidfile);
57
58 #if __cplusplus
59 }
60 #endif