mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-14 17:11:06 +00:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
66 lines
1.9 KiB
C
66 lines
1.9 KiB
C
/* uname -- Report basic information about the system. Generic version.
|
|
Copyright (C) 1991-2018 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, see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <string.h>
|
|
#include <sys/utsname.h>
|
|
#include <unistd.h>
|
|
|
|
/* This file defines UNAME_* to string constants. */
|
|
#include <uname-values.h>
|
|
|
|
/* Put information about the system in NAME. */
|
|
int
|
|
__uname (struct utsname *name)
|
|
{
|
|
int save;
|
|
|
|
if (name == NULL)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
save = errno;
|
|
if (__gethostname (name->nodename, sizeof (name->nodename)) < 0)
|
|
{
|
|
if (errno == ENOSYS)
|
|
{
|
|
/* Hostname is meaningless for this machine. */
|
|
name->nodename[0] = '\0';
|
|
__set_errno (save);
|
|
}
|
|
#ifdef ENAMETOOLONG
|
|
else if (errno == ENAMETOOLONG)
|
|
/* The name was truncated. */
|
|
__set_errno (save);
|
|
#endif
|
|
else
|
|
return -1;
|
|
}
|
|
strncpy (name->sysname, UNAME_SYSNAME, sizeof (name->sysname));
|
|
strncpy (name->release, UNAME_RELEASE, sizeof (name->release));
|
|
strncpy (name->version, UNAME_VERSION, sizeof (name->version));
|
|
strncpy (name->machine, UNAME_MACHINE, sizeof (name->machine));
|
|
|
|
return 0;
|
|
}
|
|
weak_alias (__uname, uname)
|
|
libc_hidden_def (__uname)
|
|
libc_hidden_def (uname)
|