usr/src/uts/common/sys/utsname.h

   1 /*
   2  * CDDL HEADER START
   3  *
   4  * The contents of this file are subject to the terms of the
   5  * Common Development and Distribution License, Version 1.0 only
   6  * (the "License").  You may not use this file except in compliance
   7  * with the License.
   8  *
   9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10  * or http://www.opensolaris.org/os/licensing.
  11  * See the License for the specific language governing permissions
  12  * and limitations under the License.
  13  *
  14  * When distributing Covered Code, include this CDDL HEADER in each
  15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16  * If applicable, add the following below this CDDL HEADER, with the
  17  * fields enclosed by brackets "[]" replaced with your own identifying
  18  * information: Portions Copyright [yyyy] [name of copyright owner]
  19  *
  20  * CDDL HEADER END
  21  */
  22 /*      Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */
  23 /*        All Rights Reserved   */
  24
  25
  26 /*
  27  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
  28  * Use is subject to license terms.
  29  */
  30
  31 #ifndef _SYS_UTSNAME_H
  32 #define _SYS_UTSNAME_H
  33
  34 #pragma ident   "%Z%%M% %I%     %E% SMI"
  35
  36 #include <sys/feature_tests.h>
  37
  38 #ifdef  __cplusplus
  39 extern "C" {
  40 #endif
  41
  42 #define _SYS_NMLN       257     /* 4.0 size of utsname elements */
  43                                 /* Must be at least 257 to      */
  44                                 /* support Internet hostnames.  */
  45
  46 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  47 #ifndef SYS_NMLN
  48 #define SYS_NMLN        _SYS_NMLN
  49 #endif
  50 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  51
  52 struct utsname {
  53         char    sysname[_SYS_NMLN];
  54         char    nodename[_SYS_NMLN];
  55         char    release[_SYS_NMLN];
  56         char    version[_SYS_NMLN];
  57         char    machine[_SYS_NMLN];
  58 };
  59
  60 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  61 extern struct utsname utsname;
  62 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  63
  64 #if !defined(_KERNEL)
  65
  66 #if defined(__i386) && !defined(__amd64)
  67
  68 #if defined(__STDC__)
  69
  70 #if !defined(__lint)
  71 static int uname(struct utsname *);
  72 static int _uname(struct utsname *);
  73 #else
  74 extern int uname(struct utsname *);
  75 extern int _uname(struct utsname *);
  76 #endif
  77 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  78 extern int nuname(struct utsname *);
  79 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  80 extern int _nuname(struct utsname *);
  81
  82 #else   /* defined(__STDC__) */
  83
  84 #if !defined(__lint)
  85 static int uname();
  86 static int _uname();
  87 #else
  88 extern int uname();
  89 extern int _uname();
  90 #endif
  91 #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
  92 extern int nuname();
  93 #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
  94 extern int _nuname();
  95
  96 #endif  /* defined(__STDC__) */
  97
  98
  99 #if !defined(__lint)
 100 static int
 101 #if defined(__STDC__)
 102 _uname(struct utsname *_buf)
 103 #else
 104 _uname(_buf)
 105 struct utsname *_buf;
 106 #endif
 107 {
 108         return (_nuname(_buf));
 109 }
 110
 111 static int
 112 #if defined(__STDC__)
 113 uname(struct utsname *_buf)
 114 #else
 115 uname(_buf)
 116 struct utsname *_buf;
 117 #endif
 118 {
 119         return (_nuname(_buf));
 120 }
 121 #endif /* !defined(__lint) */
 122
 123 #else   /* defined(__i386) */
 124
 125 #if defined(__STDC__)
 126 extern int uname(struct utsname *);
 127 #else
 128 extern int uname();
 129 #endif  /* (__STDC__) */
 130
 131 #endif  /* defined(__i386) */
 132
 133 #else   /* !(_KERNEL) */
 134 /*
 135  * Routine to retrieve the nodename as seen in the current process's zone.
 136  */
 137 extern char *uts_nodename(void);
 138 #endif  /* !(_KERNEL) */
 139
 140 #ifdef  __cplusplus
 141 }
 142 #endif
 143
 144 #endif  /* _SYS_UTSNAME_H */