BSD 4.4 Lite Usr.bin Sources

1 files changed, 162 insertions, 0 deletions

diff --git a/usr.bin/uname/uname.c b/usr.bin/uname/uname.c
new file mode 100644
index 0000000..2ee1547
--- /dev/null
+++ b/usr.bin/uname/uname.c
@@ -0,0 +1,162 @@
+/*-
+ * Copyright (c) 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char copyright[] =
+"@(#) Copyright (c) 1993\n\
+	The Regents of the University of California.  All rights reserved.\n";
+#endif /* not lint */
+
+#ifndef lint
+static char sccsid[] = "@(#)uname.c	8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/sysctl.h>
+
+#include <err.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+void usage __P((void));
+
+int
+main(argc, argv)
+	int argc;
+	char *argv[];
+{
+#define	MFLAG	0x01
+#define	NFLAG	0x02
+#define	RFLAG	0x04
+#define	SFLAG	0x08
+#define	VFLAG	0x10
+	u_int flags;
+	int ch, mib[2];
+	size_t len, tlen;
+	char *p, *prefix, buf[1024];
+
+	flags = 0;
+	while ((ch = getopt(argc, argv, "amnrsv")) != EOF)
+		switch(ch) {
+		case 'a':
+			flags |= (MFLAG | NFLAG | RFLAG | SFLAG | VFLAG);
+			break;
+		case 'm':
+			flags |= MFLAG;
+			break;
+		case 'n':
+			flags |= NFLAG;
+			break;
+		case 'r':
+			flags |= RFLAG;
+			break;
+		case 's':
+			flags |= SFLAG;
+			break;
+		case 'v':
+			flags |= VFLAG;
+			break;
+		case '?':
+		default:
+			usage();
+		}
+
+	argc -= optind;
+	argv += optind;
+
+	if (argc)
+		usage();
+
+	if (!flags)
+		flags |= SFLAG;
+
+	prefix = "";
+
+	if (flags & SFLAG) {
+		mib[0] = CTL_KERN;
+		mib[1] = KERN_OSTYPE;
+		len = sizeof(buf);
+		if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+			err(1, "sysctl");
+		(void)printf("%s%.*s", prefix, len, buf);
+		prefix = " ";
+	}
+	if (flags & NFLAG) {
+		mib[0] = CTL_KERN;
+		mib[1] = KERN_HOSTNAME;
+		len = sizeof(buf);
+		if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+			err(1, "sysctl");
+		(void)printf("%s%.*s", prefix, len, buf);
+		prefix = " ";
+	}
+	if (flags & RFLAG) {
+		mib[0] = CTL_KERN;
+		mib[1] = KERN_OSRELEASE;
+		len = sizeof(buf);
+		if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+			err(1, "sysctl");
+		(void)printf("%s%.*s", prefix, len, buf);
+		prefix = " ";
+	}
+	if (flags & VFLAG) {
+		mib[0] = CTL_KERN;
+		mib[1] = KERN_VERSION;
+		len = sizeof(buf);
+		if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+			err(1, "sysctl");
+		for (p = buf, tlen = len; tlen--; ++p)
+			if (*p == '\n' || *p == '\t')
+				*p = ' ';
+		(void)printf("%s%.*s", prefix, len, buf);
+		prefix = " ";
+	}
+	if (flags & MFLAG) {
+		mib[0] = CTL_HW;
+		mib[1] = HW_MACHINE;
+		len = sizeof(buf);
+		if (sysctl(mib, 2, &buf, &len, NULL, 0) == -1)
+			err(1, "sysctl");
+		(void)printf("%s%.*s", prefix, len, buf);
+		prefix = " ";
+	}
+	(void)printf("\n");
+	exit (0);
+}
+
+void
+usage()
+{
+	(void)fprintf(stderr, "usage: uname [-amnrsv]\n");
+	exit(1);
+}