1 #ifndef _BABELTRACE_LIMITS_H
2 #define _BABELTRACE_LIMITS_H
3 
4 /*
5  * Copyright (C) 2014 Jérémie Galarneau <jeremie.galarneau@efficios.com>
6  *
7  * Permission is hereby granted, free of charge, to any person obtaining a copy
8  * of this software and associated documentation files (the "Software"), to deal
9  * in the Software without restriction, including without limitation the rights
10  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11  * copies of the Software, and to permit persons to whom the Software is
12  * furnished to do so, subject to the following conditions:
13  *
14  * The above copyright notice and this permission notice shall be included in
15  * all copies or substantial portions of the Software.
16  *
17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
20  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
23  * SOFTWARE.
24  */
25 
26 #include <limits.h>
27 
28 #ifdef __linux__
29 
30 #define BABELTRACE_HOST_NAME_MAX HOST_NAME_MAX
31 
32 #elif defined(__FreeBSD__)
33 
34 #include <sys/param.h>
35 #define BABELTRACE_HOST_NAME_MAX MAXHOSTNAMELEN
36 
37 #elif defined(_POSIX_HOST_NAME_MAX)
38 
39 #define BABELTRACE_HOST_NAME_MAX _POSIX_HOST_NAME_MAX
40 
41 #else
42 
43 #define BABELTRACE_HOST_NAME_MAX 256
44 
45 #endif /* __linux__, __FreeBSD__, _POSIX_HOST_NAME_MAX */
46 
47 #endif /* _BABELTRACE_LIMITS_H */
48