mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 11:43:34 +08:00
65 lines
1.6 KiB
C
65 lines
1.6 KiB
C
/* Copyright (C) 1994,95,97,2000,02 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
/* Put the name of the current YP domain in no more than LEN bytes of NAME.
|
|
The result is null-terminated if LEN is large enough for the full
|
|
name and the terminator. */
|
|
|
|
#include <errno.h>
|
|
#include <unistd.h>
|
|
#include <sys/param.h>
|
|
#include <sys/utsname.h>
|
|
#include <string.h>
|
|
|
|
#if _UTSNAME_DOMAIN_LENGTH
|
|
/* The `uname' information includes the domain name. */
|
|
|
|
int
|
|
getdomainname (name, len)
|
|
char *name;
|
|
size_t len;
|
|
{
|
|
struct utsname u;
|
|
size_t u_len;
|
|
|
|
if (uname (&u) < 0)
|
|
return -1;
|
|
|
|
u_len = strlen (u.domainname);
|
|
memcpy (name, u.domainname, MIN (u_len + 1, len));
|
|
return 0;
|
|
}
|
|
|
|
#else
|
|
|
|
int
|
|
getdomainname (name, len)
|
|
char *name;
|
|
size_t len;
|
|
{
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
|
|
stub_warning (getdomainname)
|
|
#include <stub-tag.h>
|
|
|
|
#endif
|
|
|
|
libc_hidden_def (getdomainname)
|