utsname.h
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上传日期:2009-04-28
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- /* Copyright (C) 1991,92,94,96,97,99,2002 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. */
- /*
- * POSIX Standard: 4.4 System Identification <sys/utsname.h>
- */
- #ifndef _SYS_UTSNAME_H
- #define _SYS_UTSNAME_H 1
- #include <features.h>
- __BEGIN_DECLS
- #include <bits/utsname.h>
- #ifndef _UTSNAME_SYSNAME_LENGTH
- # define _UTSNAME_SYSNAME_LENGTH _UTSNAME_LENGTH
- #endif
- #ifndef _UTSNAME_NODENAME_LENGTH
- # define _UTSNAME_NODENAME_LENGTH _UTSNAME_LENGTH
- #endif
- #ifndef _UTSNAME_RELEASE_LENGTH
- # define _UTSNAME_RELEASE_LENGTH _UTSNAME_LENGTH
- #endif
- #ifndef _UTSNAME_VERSION_LENGTH
- # define _UTSNAME_VERSION_LENGTH _UTSNAME_LENGTH
- #endif
- #ifndef _UTSNAME_MACHINE_LENGTH
- # define _UTSNAME_MACHINE_LENGTH _UTSNAME_LENGTH
- #endif
- /* Structure describing the system and machine. */
- struct utsname
- {
- /* Name of the implementation of the operating system. */
- char sysname[_UTSNAME_SYSNAME_LENGTH];
- /* Name of this node on the network. */
- char nodename[_UTSNAME_NODENAME_LENGTH];
- /* Current release level of this implementation. */
- char release[_UTSNAME_RELEASE_LENGTH];
- /* Current version level of this release. */
- char version[_UTSNAME_VERSION_LENGTH];
- /* Name of the hardware type the system is running on. */
- char machine[_UTSNAME_MACHINE_LENGTH];
- #if _UTSNAME_DOMAIN_LENGTH - 0
- /* Name of the domain of this node on the network. */
- # ifdef __USE_GNU
- char domainname[_UTSNAME_DOMAIN_LENGTH];
- # else
- char __domainname[_UTSNAME_DOMAIN_LENGTH];
- # endif
- #endif
- };
- #ifdef __USE_SVID
- /* Note that SVID assumes all members have the same size. */
- # define SYS_NMLN _UTSNAME_LENGTH
- #endif
- /* Put information about the system in NAME. */
- extern int uname (struct utsname *__name) __THROW;
- __END_DECLS
- #endif /* sys/utsname.h */