3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. All advertising materials mentioning features or use of this software
14 * must display the following acknowledgement:
15 * This product includes software developed by the University of
16 * California, Berkeley and its contributors.
17 * 4. Neither the name of the University nor the names of its contributors
18 * may be used to endorse or promote products derived from this software
19 * without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 #if defined(LIBC_SCCS) && !defined(lint)
35 /*static char sccsid[] = "From: @(#)uname.c 8.1 (Berkeley) 1/4/94";*/
36 #endif /* LIBC_SCCS and not lint */
37 #include <sys/cdefs.h>
38 __FBSDID("$FreeBSD$");
40 #include <sys/param.h>
41 #include <sys/sysctl.h>
42 #include <sys/utsname.h>
48 __xuname(int namesize, void *namebuf)
55 char sysname[namesize]; /* Name of this OS. */
56 char nodename[namesize]; /* Name of this network node. */
57 char release[namesize]; /* Release level. */
58 char version[namesize]; /* Version level. */
59 char machine[namesize]; /* Hardware type. */
62 name = (struct xutsname *)namebuf;
67 len = sizeof(name->sysname);
69 if (sysctl(mib, 2, &name->sysname, &len, NULL, 0) == -1) {
75 name->sysname[sizeof(name->sysname) - 1] = '\0';
76 if ((p = getenv("UNAME_s")))
77 strlcpy(name->sysname, p, sizeof(name->sysname));
80 mib[1] = KERN_HOSTNAME;
81 len = sizeof(name->nodename);
83 if (sysctl(mib, 2, &name->nodename, &len, NULL, 0) == -1) {
89 name->nodename[sizeof(name->nodename) - 1] = '\0';
92 mib[1] = KERN_OSRELEASE;
93 len = sizeof(name->release);
95 if (sysctl(mib, 2, &name->release, &len, NULL, 0) == -1) {
101 name->release[sizeof(name->release) - 1] = '\0';
102 if ((p = getenv("UNAME_r")))
103 strlcpy(name->release, p, sizeof(name->release));
105 /* The version may have newlines in it, turn them into spaces. */
107 mib[1] = KERN_VERSION;
108 len = sizeof(name->version);
110 if (sysctl(mib, 2, &name->version, &len, NULL, 0) == -1) {
116 name->version[sizeof(name->version) - 1] = '\0';
117 for (p = name->version; len--; ++p) {
118 if (*p == '\n' || *p == '\t') {
125 if ((p = getenv("UNAME_v")))
126 strlcpy(name->version, p, sizeof(name->version));
130 len = sizeof(name->machine);
132 if (sysctl(mib, 2, &name->machine, &len, NULL, 0) == -1) {
138 name->machine[sizeof(name->machine) - 1] = '\0';
139 if ((p = getenv("UNAME_m")))
140 strlcpy(name->machine, p, sizeof(name->machine));