1997-03-11 13:08:12 +00:00
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/*-
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* Copyright (c) 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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2001-12-11 23:16:25 +00:00
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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1997-03-11 13:08:12 +00:00
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#ifndef lint
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2001-12-11 23:16:25 +00:00
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static const char copyright[] =
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1997-03-11 13:08:12 +00:00
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"@(#) Copyright (c) 1993\n\
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The Regents of the University of California. All rights reserved.\n";
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2001-12-11 23:16:25 +00:00
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#endif
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1997-03-11 13:08:12 +00:00
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#ifndef lint
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2001-12-11 23:16:25 +00:00
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static const char sccsid[] = "@(#)uname.c 8.2 (Berkeley) 5/4/95";
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#endif
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1997-03-11 13:08:12 +00:00
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#include <sys/param.h>
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#include <sys/sysctl.h>
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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2002-03-22 01:42:45 +00:00
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void usage(void);
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1997-03-11 13:08:12 +00:00
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int
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2002-09-04 23:29:10 +00:00
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main(int argc, char *argv[])
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1997-03-11 13:08:12 +00:00
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{
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#define MFLAG 0x01
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#define NFLAG 0x02
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2002-01-14 12:49:46 +00:00
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#define PFLAG 0x04
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#define RFLAG 0x08
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#define SFLAG 0x10
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#define VFLAG 0x20
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1997-03-11 13:08:12 +00:00
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u_int flags;
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int ch, mib[2];
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size_t len, tlen;
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2001-12-11 23:16:25 +00:00
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char *p, buf[1024];
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const char *prefix;
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1997-03-11 13:08:12 +00:00
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flags = 0;
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1998-02-24 16:57:49 +00:00
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while ((ch = getopt(argc, argv, "amnprsv")) != -1)
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1997-03-11 13:08:12 +00:00
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switch(ch) {
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case 'a':
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flags |= (MFLAG | NFLAG | RFLAG | SFLAG | VFLAG);
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break;
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case 'm':
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flags |= MFLAG;
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break;
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case 'n':
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flags |= NFLAG;
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break;
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2002-01-14 12:49:46 +00:00
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case 'p':
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flags |= PFLAG;
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break;
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1997-03-11 13:08:12 +00:00
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case 'r':
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flags |= RFLAG;
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break;
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case 's':
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flags |= SFLAG;
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break;
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case 'v':
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flags |= VFLAG;
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break;
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case '?':
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default:
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usage();
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}
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argc -= optind;
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argv += optind;
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if (argc)
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usage();
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if (!flags)
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flags |= SFLAG;
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prefix = "";
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if (flags & SFLAG) {
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mib[0] = CTL_KERN;
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mib[1] = KERN_OSTYPE;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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1998-07-06 21:01:54 +00:00
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(void)printf("%s%.*s", prefix, (int)len, buf);
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1997-03-11 13:08:12 +00:00
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prefix = " ";
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}
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if (flags & NFLAG) {
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mib[0] = CTL_KERN;
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mib[1] = KERN_HOSTNAME;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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1998-07-06 21:01:54 +00:00
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(void)printf("%s%.*s", prefix, (int)len, buf);
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1997-03-11 13:08:12 +00:00
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prefix = " ";
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}
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if (flags & RFLAG) {
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mib[0] = CTL_KERN;
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mib[1] = KERN_OSRELEASE;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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1998-07-06 21:01:54 +00:00
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(void)printf("%s%.*s", prefix, (int)len, buf);
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1997-03-11 13:08:12 +00:00
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prefix = " ";
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}
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if (flags & VFLAG) {
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mib[0] = CTL_KERN;
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mib[1] = KERN_VERSION;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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for (p = buf, tlen = len; tlen--; ++p)
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if (*p == '\n' || *p == '\t')
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*p = ' ';
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1998-07-06 21:01:54 +00:00
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(void)printf("%s%.*s", prefix, (int)len, buf);
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1997-03-11 13:08:12 +00:00
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prefix = " ";
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}
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if (flags & MFLAG) {
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mib[0] = CTL_HW;
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mib[1] = HW_MACHINE;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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1998-07-06 21:01:54 +00:00
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(void)printf("%s%.*s", prefix, (int)len, buf);
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1997-03-11 13:08:12 +00:00
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prefix = " ";
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}
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2002-01-14 12:49:46 +00:00
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if (flags & PFLAG) {
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mib[0] = CTL_HW;
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mib[1] = HW_MACHINE_ARCH;
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len = sizeof(buf);
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if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
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err(1, "sysctl");
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(void)printf("%s%.*s", prefix, (int)len, buf);
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prefix = " ";
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}
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1997-03-11 13:08:12 +00:00
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(void)printf("\n");
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exit (0);
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}
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void
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2002-09-04 23:29:10 +00:00
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usage(void)
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1997-03-11 13:08:12 +00:00
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{
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2002-01-14 12:49:46 +00:00
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(void)fprintf(stderr, "usage: uname [-amnprsv]\n");
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1997-03-11 13:08:12 +00:00
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exit(1);
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}
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