ocaml/otherlibs/unix/gethostname.c

57 lines
1.5 KiB
C

/***********************************************************************/
/* */
/* Objective Caml */
/* */
/* Xavier Leroy, projet Cristal, INRIA Rocquencourt */
/* */
/* Copyright 1996 Institut National de Recherche en Informatique et */
/* en Automatique. All rights reserved. This file is distributed */
/* under the terms of the GNU Library General Public License. */
/* */
/***********************************************************************/
/* $Id$ */
#include <mlvalues.h>
#include <alloc.h>
#if defined (_WIN32)
#include <winsock.h>
#elsif !macintosh
#include <sys/param.h>
#endif
#include "unixsupport.h"
#ifdef HAS_GETHOSTNAME
#ifndef MAXHOSTNAMELEN
#define MAXHOSTNAMELEN 256
#endif
value unix_gethostname(value unit) /* ML */
{
char name[MAXHOSTNAMELEN];
gethostname(name, MAXHOSTNAMELEN);
name[MAXHOSTNAMELEN-1] = 0;
return copy_string(name);
}
#else
#ifdef HAS_UNAME
#include <sys/utsname.h>
value unix_gethostname(value unit)
{
struct utsname un;
uname(&un);
return copy_string(un.nodename);
}
#else
value unix_gethostname(value unit)
{ invalid_argument("gethostname not implemented"); }
#endif
#endif