121 lines
3.6 KiB
Groff
121 lines
3.6 KiB
Groff
.\" Copyright (c) 1989, 1990 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.
|
|
.\"
|
|
.\" from: @(#)apropos.1 6.10 (Berkeley) 3/14/91
|
|
.\" $Id: apropos.1,v 1.2 1993/08/01 07:31:00 mycroft Exp $
|
|
.\"
|
|
.Dd March 14, 1991
|
|
.Dt APROPOS 1
|
|
.Sh NAME
|
|
.Nm apropos
|
|
.Nd locate commands by keyword lookup
|
|
.Sh SYNOPSIS
|
|
.Nm apropos
|
|
.Op Fl M Ar path
|
|
.Op Fl m Ar path
|
|
.Ar keyword ...
|
|
.Sh DESCRIPTION
|
|
.Nm Apropos
|
|
shows which manual pages contain instances of any of the given
|
|
.Ar keyword(s)
|
|
in their title line.
|
|
Each word is considered separately and case of letters is ignored.
|
|
Words which are part of other words are considered; when looking for
|
|
.Dq compile ,
|
|
.Nm apropos
|
|
will also list all instances of
|
|
.Dq compiler .
|
|
.Pp
|
|
If the line output by
|
|
.Nm apropos
|
|
starts
|
|
.Dq Li name(section) ...
|
|
you can enter
|
|
.Dq Li man section name
|
|
to get
|
|
its documentation.
|
|
.Pp
|
|
The options are as follows:
|
|
.Bl -tag -width Ds
|
|
.It Fl M
|
|
Override the list of standard directories
|
|
.Nm apropos
|
|
searches for a database named
|
|
.Pa whatis.db .
|
|
The supplied
|
|
.Ar path
|
|
must be a colon
|
|
.Dq \&:
|
|
separated list of directories.
|
|
This search path may also be set using the environment variable
|
|
.Ev MANPATH .
|
|
.It Fl m
|
|
Augment the list of standard directories
|
|
.Nm apropos
|
|
searches for its database.
|
|
The supplied
|
|
.Ar path
|
|
must be a colon
|
|
.Dq \&:
|
|
separated list of directories.
|
|
These directories will be searched before the standard directories
|
|
or the directories supplied with the
|
|
.Fl M
|
|
option or the
|
|
.Ev MANPATH
|
|
environment variable are searched.
|
|
.Sh ENVIRONMENT
|
|
.Bl -tag -width MANPATH
|
|
.It Ev MANPATH
|
|
The standard search path used by
|
|
.Xr man 1
|
|
may be overridden by specifying a path in the
|
|
.Ev MANPATH
|
|
environment variable.
|
|
The format of the path is a colon
|
|
.Dq \&:
|
|
separated list of directories.
|
|
.El
|
|
.Sh FILES
|
|
.Bl -tag -width whatis.db -compact
|
|
.It Pa whatis.db
|
|
name of the apropos database
|
|
.El
|
|
.Sh SEE ALSO
|
|
.Xr man 1 ,
|
|
.Xr whatis 1 ,
|
|
.Xr whereis 1
|
|
.Sh HISTORY
|
|
The
|
|
.Nm
|
|
command appeared in
|
|
.Bx 3.0 .
|