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- /* Copyright (C) 1991, 1992 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 Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, write to the Free Software Foundation, Inc., 675 Mass Ave,
- Cambridge, MA 02139, USA. */
-
- #include <ansidecl.h>
- #include <errno.h>
- #include <string.h>
- #include <sys/utsname.h>
- #include <unistd.h>
-
- /* This file is created by the configuration process, and defines UNAME_*. */
- #include <config-name.h>
-
- /* Put information about the system in NAME. */
- int
- DEFUN(uname, (name), struct utsname *name)
- {
- int save;
-
- if (name == NULL)
- {
- 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';
- errno = save;
- }
- #ifdef ENAMETOOLONG
- else if (errno == ENAMETOOLONG)
- /* The name was truncated. */
- 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;
- }
-