/*
* This file is part of DisOrder
* Copyright (C) 2007 Richard Kettlewell
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see .
*/
/** @file lib/hostname.c
* @brief Get the local hostname
*/
#include "common.h"
#include
#include
#include
#include "mem.h"
#include "hostname.h"
#include "log.h"
static const char *hostname;
/** @brief Return the local hostname
* @return Hostname
*/
const char *local_hostname(void) {
if(!hostname) {
struct utsname u;
struct hostent *he;
if(uname(&u) < 0)
fatal(errno, "error calling uname");
if(!(he = gethostbyname(u.nodename)))
fatal(0, "cannot resolve '%s'", u.nodename);
hostname = xstrdup(he->h_name);
}
return hostname;
}
/*
Local Variables:
c-basic-offset:2
comment-column:40
fill-column:79
indent-tabs-mode:nil
End:
*/