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glibc  2.9
sethostname.c
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00001 /* Copyright (C) 1994, 1997, 2004 Free Software Foundation, Inc.
00002    This file is part of the GNU C Library.
00003    Contributed by Brendan Kehoe (brendan@zen.org).
00004 
00005    The GNU C Library is free software; you can redistribute it and/or
00006    modify it under the terms of the GNU Lesser General Public
00007    License as published by the Free Software Foundation; either
00008    version 2.1 of the License, or (at your option) any later version.
00009 
00010    The GNU C Library is distributed in the hope that it will be useful,
00011    but WITHOUT ANY WARRANTY; without even the implied warranty of
00012    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013    Lesser General Public License for more details.
00014 
00015    You should have received a copy of the GNU Lesser General Public
00016    License along with the GNU C Library; if not, write to the Free
00017    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
00018    02111-1307 USA.  */
00019 
00020 #include <errno.h>
00021 #include <unistd.h>
00022 #include <sys/types.h>
00023 #include <sys/systeminfo.h>
00024 
00025 extern int __sysinfo (int command, const char *buf, long count);
00026 
00027 int
00028 sethostname (name, namelen)
00029      const char *name;
00030      size_t namelen;
00031 {
00032   return __sysinfo (SI_SET_HOSTNAME, name, namelen);
00033 }