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author | rgrimes <rgrimes@FreeBSD.org> | 1994-05-27 12:33:43 +0000 |
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committer | rgrimes <rgrimes@FreeBSD.org> | 1994-05-27 12:33:43 +0000 |
commit | f9ab90d9d6d02989a075d0f0074496d5b1045e4b (patch) | |
tree | add7e996bac5289cdc55e6935750c352505560a9 /usr.bin/uname | |
parent | be22b15ae2ff8d7fe06b6e14fddf0c5b444a95da (diff) | |
download | FreeBSD-src-f9ab90d9d6d02989a075d0f0074496d5b1045e4b.zip FreeBSD-src-f9ab90d9d6d02989a075d0f0074496d5b1045e4b.tar.gz |
BSD 4.4 Lite Usr.bin Sources
Diffstat (limited to 'usr.bin/uname')
-rw-r--r-- | usr.bin/uname/Makefile | 5 | ||||
-rw-r--r-- | usr.bin/uname/uname.1 | 97 | ||||
-rw-r--r-- | usr.bin/uname/uname.c | 162 |
3 files changed, 264 insertions, 0 deletions
diff --git a/usr.bin/uname/Makefile b/usr.bin/uname/Makefile new file mode 100644 index 0000000..ae634ca --- /dev/null +++ b/usr.bin/uname/Makefile @@ -0,0 +1,5 @@ +# @(#)Makefile 8.1 (Berkeley) 6/6/93 + +PROG= uname + +.include <bsd.prog.mk> diff --git a/usr.bin/uname/uname.1 b/usr.bin/uname/uname.1 new file mode 100644 index 0000000..50e0c52 --- /dev/null +++ b/usr.bin/uname/uname.1 @@ -0,0 +1,97 @@ +.\" 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. +.\" +.\" @(#)uname.1 8.3 (Berkeley) 4/8/94 +.\" +.Dd "April 8, 1994" +.Dt UNAME 1 +.Os +.Sh NAME +.Nm uname +.Nd display information about the system +.Sh SYNOPSIS +.Nm uname +.Op Fl amnrsv +.Sh DESCRIPTION +The +.Nm uname +command writes the name of the operating system implementation to +standard output. +When options are specified, strings representing one or more system +characteristics are written to standard output. +.Pp +The options are as follows: +.Bl -tag -width Ds +.It Fl a +Behave as though the options +.Fl m , +.Fl n , +.Fl r , +.Fl s , +and +.Fl v +were specified. +.It Fl m +Write the type of the current hardware platform to standard output. +.It Fl n +Write the name of the system to standard output. +.It Fl r +Write the current release level of the operating system +to standard output. +.It Fl s +Write the name of the operating system implementation to standard output. +.It Fl v +Write the version level of this release of the operating system +to standard output. +.El +.Pp +If the +.Fl a +flag is specified, or multiple flags are specified, all +output is written on a single line, separated by spaces. +.Pp +The +.Nm uname +utility exits 0 on success, and >0 if an error occurs. +.Sh SEE ALSO +.Xr sysctl 8 , +.Xr sysctl 3 , +.Xr uname 3 +.Sh HISTORY +The +.Nm uname +command appeared in 4.4BSD. +.Sh STANDARDS +The +.Nm uname +command is expected to conform to the +.St -p1003.2 +specification. 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); +} |