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b168057a | 1 | /* Copyright (C) 1991-2015 Free Software Foundation, Inc. |
478b92f0 | 2 | This file is part of the GNU C Library. |
28f540f4 | 3 | |
478b92f0 | 4 | The GNU C Library is free software; you can redistribute it and/or |
41bdb6e2 AJ |
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. | |
28f540f4 | 8 | |
478b92f0 UD |
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 | |
41bdb6e2 | 12 | Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | You should have received a copy of the GNU Lesser General Public |
59ba27a6 PE |
15 | License along with the GNU C Library; if not, see |
16 | <http://www.gnu.org/licenses/>. */ | |
28f540f4 | 17 | |
28f540f4 RM |
18 | #include <errno.h> |
19 | #include <string.h> | |
20 | #include <sys/utsname.h> | |
21 | #include <unistd.h> | |
22 | ||
23 | /* This file is created by the configuration process, and defines UNAME_*. */ | |
24 | #include <config-name.h> | |
25 | ||
26 | /* Put information about the system in NAME. */ | |
27 | int | |
fc5f4a97 | 28 | __uname (name) |
c4029823 | 29 | struct utsname *name; |
28f540f4 RM |
30 | { |
31 | int save; | |
32 | ||
33 | if (name == NULL) | |
34 | { | |
c4029823 | 35 | __set_errno (EINVAL); |
28f540f4 RM |
36 | return -1; |
37 | } | |
38 | ||
39 | save = errno; | |
40 | if (__gethostname (name->nodename, sizeof (name->nodename)) < 0) | |
41 | { | |
42 | if (errno == ENOSYS) | |
43 | { | |
44 | /* Hostname is meaningless for this machine. */ | |
45 | name->nodename[0] = '\0'; | |
ba1ffaa1 | 46 | __set_errno (save); |
28f540f4 RM |
47 | } |
48 | #ifdef ENAMETOOLONG | |
49 | else if (errno == ENAMETOOLONG) | |
50 | /* The name was truncated. */ | |
c4029823 | 51 | __set_errno (save); |
28f540f4 RM |
52 | #endif |
53 | else | |
54 | return -1; | |
55 | } | |
56 | strncpy (name->sysname, UNAME_SYSNAME, sizeof (name->sysname)); | |
57 | strncpy (name->release, UNAME_RELEASE, sizeof (name->release)); | |
58 | strncpy (name->version, UNAME_VERSION, sizeof (name->version)); | |
59 | strncpy (name->machine, UNAME_MACHINE, sizeof (name->machine)); | |
60 | ||
61 | return 0; | |
62 | } | |
fc5f4a97 | 63 | weak_alias (__uname, uname) |
4f6da0f5 RM |
64 | libc_hidden_def (__uname) |
65 | libc_hidden_def (uname) |