xref: /dflybsd-src/contrib/dhcpcd/compat/pidfile.h (revision 7827cba26aeab13d7807ed685c58314f5058cf86)
1*7827cba2SAaron LI /*-
2*7827cba2SAaron LI  * Copyright (c) 1999, 2016 The NetBSD Foundation, Inc.
3*7827cba2SAaron LI  * All rights reserved.
4*7827cba2SAaron LI  *
5*7827cba2SAaron LI  * This code is derived from software contributed to The NetBSD Foundation
6*7827cba2SAaron LI  * by Jason R. Thorpe, Matthias Scheler, Julio Merino and Roy Marples.
7*7827cba2SAaron LI  *
8*7827cba2SAaron LI  * Redistribution and use in source and binary forms, with or without
9*7827cba2SAaron LI  * modification, are permitted provided that the following conditions
10*7827cba2SAaron LI  * are met:
11*7827cba2SAaron LI  * 1. Redistributions of source code must retain the above copyright
12*7827cba2SAaron LI  *    notice, this list of conditions and the following disclaimer.
13*7827cba2SAaron LI  * 2. Redistributions in binary form must reproduce the above copyright
14*7827cba2SAaron LI  *    notice, this list of conditions and the following disclaimer in the
15*7827cba2SAaron LI  *    documentation and/or other materials provided with the distribution.
16*7827cba2SAaron LI  *
17*7827cba2SAaron LI  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
18*7827cba2SAaron LI  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
19*7827cba2SAaron LI  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
20*7827cba2SAaron LI  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
21*7827cba2SAaron LI  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
22*7827cba2SAaron LI  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
23*7827cba2SAaron LI  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
24*7827cba2SAaron LI  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
25*7827cba2SAaron LI  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
26*7827cba2SAaron LI  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
27*7827cba2SAaron LI  * POSSIBILITY OF SUCH DAMAGE.
28*7827cba2SAaron LI  */
29*7827cba2SAaron LI 
30*7827cba2SAaron LI #ifndef PIDFILE_H
31*7827cba2SAaron LI #define PIDFILE_H
32*7827cba2SAaron LI 
33*7827cba2SAaron LI #include <unistd.h>
34*7827cba2SAaron LI 
35*7827cba2SAaron LI int		pidfile_clean(void);
36*7827cba2SAaron LI pid_t		pidfile_lock(const char *);
37*7827cba2SAaron LI pid_t		pidfile_read(const char *);
38*7827cba2SAaron LI 
39*7827cba2SAaron LI #endif
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