Vendor import of NetBSDs whereis.{c,1}
Approved by: sheldonh (mentor) Obtained from: NetBSD
This commit is contained in:
Johan Karlsson
parent
9296418d51
commit
91ff3f77dc
75
usr.bin/whereis/whereis.1
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75
usr.bin/whereis/whereis.1
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.\" $NetBSD: whereis.1,v 1.12 2001/12/01 16:43:27 wiz Exp $
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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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.\" @(#)whereis.1 8.3 (Berkeley) 4/27/95
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.\"
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.Dd April 27, 1995
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.Dt WHEREIS 1
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.Os
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.Sh NAME
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.Nm whereis
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.Nd locate programs
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.Sh SYNOPSIS
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.Nm
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.Op Fl p
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.Ar program
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.Op Ar program ...
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.Sh DESCRIPTION
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The
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.Nm
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utility checks the standard binary directories for the specified programs,
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printing out the paths of any it finds.
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.Pp
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The default path searched is the string returned by the
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.Xr sysctl 8
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utility for the
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.Dq user.cs_path
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string.
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If the
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.Op Fl p
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option is specified, then the value of the environment
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variable
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.Ev PATH
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is used instead.
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.Sh SEE ALSO
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.Xr which 1 ,
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.Xr sysctl 8
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.Sh COMPATIBILITY
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The historic flags and arguments for the
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.Nm
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utility are no longer available in this version.
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.Sh HISTORY
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The
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.Nm
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command appeared in
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.Bx 3.0 .
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138
usr.bin/whereis/whereis.c
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138
usr.bin/whereis/whereis.c
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/* $NetBSD: whereis.c,v 1.11 2002/06/11 06:06:21 itojun Exp $ */
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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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#include <sys/cdefs.h>
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#ifndef lint
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__COPYRIGHT("@(#) Copyright (c) 1993\n\
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The Regents of the University of California. All rights reserved.\n");
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#endif /* not lint */
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#ifndef lint
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#if 0
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static char sccsid[] = "@(#)whereis.c 8.3 (Berkeley) 5/4/95";
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#endif
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__RCSID("$NetBSD: whereis.c,v 1.11 2002/06/11 06:06:21 itojun Exp $");
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <sys/sysctl.h>
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#include <err.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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void usage __P((void));
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int main __P((int, char *[]));
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int
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main(argc, argv)
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int argc;
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char *argv[];
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{
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struct stat sb;
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size_t len;
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int ch, sverrno, mib[2];
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char *p, *t, *std, path[MAXPATHLEN];
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int useenvpath = 0;
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while ((ch = getopt(argc, argv, "p")) != -1)
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switch (ch) {
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case 'p':
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useenvpath = 1; /* use environment for PATH */
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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 == 0)
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usage();
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if (useenvpath) {
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if ((std = getenv("PATH")) == NULL)
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err(1, "getenv: PATH" );
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} else {
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/* Retrieve the standard path. */
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mib[0] = CTL_USER;
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mib[1] = USER_CS_PATH;
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if (sysctl(mib, 2, NULL, &len, NULL, 0) == -1)
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return (-1);
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if (len == 0)
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err(1, "user_cs_path: sysctl: zero length");
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if ((std = malloc(len)) == NULL)
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err(1, NULL);
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if (sysctl(mib, 2, std, &len, NULL, 0) == -1) {
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sverrno = errno;
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free(std);
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errno = sverrno;
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err(1, "sysctl: user_cs_path");
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}
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}
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/* For each path, for each program... */
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for (; *argv; ++argv)
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for (p = std;; *p++ = ':') {
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t = p;
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if ((p = strchr(p, ':')) != NULL) {
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*p = '\0';
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if (t == p)
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t = ".";
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} else
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if (strlen(t) == 0)
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t = ".";
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(void)snprintf(path, sizeof(path), "%s/%s", t, *argv);
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if (!stat(path, &sb))
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(void)printf("%s\n", path);
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if (p == NULL)
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break;
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}
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return (0);
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}
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void
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usage()
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{
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(void)fprintf(stderr, "usage: whereis [-p] program [...]\n");
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exit (1);
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}
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