chiark / gitweb /
Assume initial digits in a track name are a sort key even without the
[disorder] / lib / hostname.c
CommitLineData
bb6ae3fb 1/*
2 * This file is part of DisOrder
3 * Copyright (C) 2007 Richard Kettlewell
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 *
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License for more details.
14 *
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
18 * USA
19 */
20
05b75f8d 21#include "common.h"
bb6ae3fb 22
23#include <sys/utsname.h>
24#include <errno.h>
25#include <netdb.h>
26
27#include "mem.h"
28#include "hostname.h"
29#include "log.h"
30
31static const char *hostname;
32
33/** @brief Return the local hostname
34 * @return Hostname
35 */
36const char *local_hostname(void) {
37 if(!hostname) {
38 struct utsname u;
39 struct hostent *he;
40
41 if(uname(&u) < 0)
42 fatal(errno, "error calling uname");
43 if(!(he = gethostbyname(u.nodename)))
44 fatal(0, "cannot resolve '%s'", u.nodename);
45 hostname = xstrdup(he->h_name);
46 }
47 return hostname;
48}
49
50
51/*
52Local Variables:
53c-basic-offset:2
54comment-column:40
55fill-column:79
56indent-tabs-mode:nil
57End:
58*/