1/* Copyright (C) 1992-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <unistd.h>
19#include <sys/utsname.h>
20#include <hurd.h>
21#include <hurd/startup.h>
22
23int
24__uname (struct utsname *uname)
25{
26 error_t err;
27
28 if (err = __USEPORT (PROC, __proc_uname (port, uname)))
29 return __hurd_fail (err);
30
31 /* Fill in the hostname, which the proc server doesn't know. */
32 err = errno;
33 if (__gethostname (name: uname->nodename, len: sizeof uname->nodename) < 0)
34 {
35 if (errno == ENAMETOOLONG)
36 /* Ignore the error of the buffer being too small.
37 It is of fixed size, nothing to do about it. */
38 errno = err;
39 else
40 return -1;
41 }
42
43 return 0;
44}
45weak_alias (__uname, uname)
46libc_hidden_def (__uname)
47libc_hidden_def (uname)
48

source code of glibc/sysdeps/mach/hurd/uname.c