1b528cefcSMark Murray /*
2*ae771770SStanislav Sedov * Copyright (c) 1995, 1996, 1997 Kungliga Tekniska Högskolan
3b528cefcSMark Murray * (Royal Institute of Technology, Stockholm, Sweden).
4b528cefcSMark Murray * All rights reserved.
5b528cefcSMark Murray *
6b528cefcSMark Murray * Redistribution and use in source and binary forms, with or without
7b528cefcSMark Murray * modification, are permitted provided that the following conditions
8b528cefcSMark Murray * are met:
9b528cefcSMark Murray *
10b528cefcSMark Murray * 1. Redistributions of source code must retain the above copyright
11b528cefcSMark Murray * notice, this list of conditions and the following disclaimer.
12b528cefcSMark Murray *
13b528cefcSMark Murray * 2. Redistributions in binary form must reproduce the above copyright
14b528cefcSMark Murray * notice, this list of conditions and the following disclaimer in the
15b528cefcSMark Murray * documentation and/or other materials provided with the distribution.
16b528cefcSMark Murray *
17b528cefcSMark Murray * 3. Neither the name of the Institute nor the names of its contributors
18b528cefcSMark Murray * may be used to endorse or promote products derived from this software
19b528cefcSMark Murray * without specific prior written permission.
20b528cefcSMark Murray *
21b528cefcSMark Murray * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
22b528cefcSMark Murray * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23b528cefcSMark Murray * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24b528cefcSMark Murray * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
25b528cefcSMark Murray * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26b528cefcSMark Murray * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27b528cefcSMark Murray * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28b528cefcSMark Murray * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
29b528cefcSMark Murray * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
30b528cefcSMark Murray * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31b528cefcSMark Murray * SUCH DAMAGE.
32b528cefcSMark Murray */
33b528cefcSMark Murray
34b528cefcSMark Murray #include <config.h>
35b528cefcSMark Murray #include "roken.h"
36b528cefcSMark Murray
37b528cefcSMark Murray #ifndef HAVE_GETHOSTNAME
38b528cefcSMark Murray
39b528cefcSMark Murray #ifdef HAVE_SYS_UTSNAME_H
40b528cefcSMark Murray #include <sys/utsname.h>
41b528cefcSMark Murray #endif
42b528cefcSMark Murray
43b528cefcSMark Murray /*
44b528cefcSMark Murray * Return the local host's name in "name", up to "namelen" characters.
45b528cefcSMark Murray * "name" will be null-terminated if "namelen" is big enough.
46b528cefcSMark Murray * The return code is 0 on success, -1 on failure. (The calling
47b528cefcSMark Murray * interface is identical to gethostname(2).)
48b528cefcSMark Murray */
49b528cefcSMark Murray
50*ae771770SStanislav Sedov ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
gethostname(char * name,int namelen)51b528cefcSMark Murray gethostname(char *name, int namelen)
52b528cefcSMark Murray {
53b528cefcSMark Murray #if defined(HAVE_UNAME)
54b528cefcSMark Murray {
55b528cefcSMark Murray struct utsname utsname;
56b528cefcSMark Murray int ret;
57b528cefcSMark Murray
58b528cefcSMark Murray ret = uname (&utsname);
59b528cefcSMark Murray if (ret < 0)
60b528cefcSMark Murray return ret;
61b528cefcSMark Murray strlcpy (name, utsname.nodename, namelen);
62b528cefcSMark Murray return 0;
63b528cefcSMark Murray }
64b528cefcSMark Murray #else
65b528cefcSMark Murray strlcpy (name, "some.random.host", namelen);
66b528cefcSMark Murray return 0;
67b528cefcSMark Murray #endif
68b528cefcSMark Murray }
69b528cefcSMark Murray
70b528cefcSMark Murray #endif /* GETHOSTNAME */
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