Annotation of src/lib/libc/gen/uname.c, Revision 1.10
1.10 ! cbiere 1: /* $NetBSD: uname.c,v 1.9 2003/08/07 16:42:59 agc Exp $ */
1.2 cgd 2:
1.1 cgd 3: /*-
4: * Copyright (c) 1994
5: * The Regents of the University of California. All rights reserved.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
1.9 agc 15: * 3. Neither the name of the University nor the names of its contributors
1.1 cgd 16: * may be used to endorse or promote products derived from this software
17: * without specific prior written permission.
18: *
19: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29: * SUCH DAMAGE.
30: */
31:
1.3 christos 32: #include <sys/cdefs.h>
1.1 cgd 33: #if defined(LIBC_SCCS) && !defined(lint)
1.2 cgd 34: #if 0
1.1 cgd 35: static char sccsid[] = "@(#)uname.c 8.1 (Berkeley) 1/4/94";
1.2 cgd 36: #else
1.10 ! cbiere 37: __RCSID("$NetBSD: uname.c,v 1.9 2003/08/07 16:42:59 agc Exp $");
1.2 cgd 38: #endif
1.1 cgd 39: #endif /* LIBC_SCCS and not lint */
40:
1.4 jtc 41: #include "namespace.h"
1.1 cgd 42: #include <sys/param.h>
43: #include <sys/sysctl.h>
44: #include <sys/utsname.h>
1.4 jtc 45:
1.6 lukem 46: #include <assert.h>
47: #include <errno.h>
48:
1.4 jtc 49: #ifdef __weak_alias
1.8 mycroft 50: __weak_alias(uname,_uname)
1.4 jtc 51: #endif
1.1 cgd 52:
53: int
54: uname(name)
55: struct utsname *name;
56: {
1.10 ! cbiere 57: int mib[2];
1.1 cgd 58: size_t len;
59: char *p;
60:
1.6 lukem 61: _DIAGASSERT(name != NULL);
1.1 cgd 62:
63: mib[0] = CTL_KERN;
64: mib[1] = KERN_OSTYPE;
65: len = sizeof(name->sysname);
66: if (sysctl(mib, 2, &name->sysname, &len, NULL, 0) == -1)
1.10 ! cbiere 67: goto error;
1.1 cgd 68:
69: mib[0] = CTL_KERN;
70: mib[1] = KERN_HOSTNAME;
71: len = sizeof(name->nodename);
72: if (sysctl(mib, 2, &name->nodename, &len, NULL, 0) == -1)
1.10 ! cbiere 73: goto error;
1.1 cgd 74:
75: mib[0] = CTL_KERN;
76: mib[1] = KERN_OSRELEASE;
77: len = sizeof(name->release);
78: if (sysctl(mib, 2, &name->release, &len, NULL, 0) == -1)
1.10 ! cbiere 79: goto error;
1.1 cgd 80:
81: mib[0] = CTL_KERN;
82: mib[1] = KERN_VERSION;
83: len = sizeof(name->version);
84: if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1)
1.10 ! cbiere 85: goto error;
! 86:
! 87: /* The version may have newlines in it, turn them into spaces. */
! 88: for (p = name->version; len--; ++p) {
! 89: if (*p == '\n' || *p == '\t') {
! 90: if (len > 1)
! 91: *p = ' ';
! 92: else
! 93: *p = '\0';
1.5 thorpej 94: }
1.10 ! cbiere 95: }
1.1 cgd 96:
97: mib[0] = CTL_HW;
98: mib[1] = HW_MACHINE;
99: len = sizeof(name->machine);
100: if (sysctl(mib, 2, &name->machine, &len, NULL, 0) == -1)
1.10 ! cbiere 101: goto error;
! 102: return (0);
! 103:
! 104: error:
! 105: return (-1);
1.1 cgd 106: }
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