scriptreplay: fix uninitialized value [coverity scan]

[thirdparty/util-linux.git] / misc-utils / look.1

diff --git a/misc-utils/look.1 b/misc-utils/look.1
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-.\" Copyright (c) 1990, 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.
-.\"
-.\"     @(#)look.1     8.1 (Berkeley) 6/14/93
-.\"
-.TH LOOK 1 "June 2011" "util-linux" "User Commands"
-.SH NAME
-look \- display lines beginning with a given string
-.SH SYNOPSIS
-.B look
-[options]
-.IR "string " [ file ]
-.SH DESCRIPTION
-The
-.B look
-utility displays any lines in
-.I file
-which contain
-.IR string .
-As
-.B look
-performs a binary search, the lines in
-.I file
-must be sorted (where
-.BR sort (1)
-was given the same options
-.BR "\-d " and/or " \-f " that
-.B look
-is invoked with).
-.PP
-If
-.I file
-is not specified, the file
-.I /usr/share/dict/words
-is used, only alphanumeric characters are compared and the case of
-alphabetic characters is ignored.
-.SH OPTIONS
-.TP
-.BR \-a , " \-\-alternative"
-Use the alternative dictionary file.
-.TP
-.BR \-d , " \-\-alphanum"
-Use normal dictionary character set and order, i.e., only blanks and
-alphanumeric characters are compared.  This is on by default if no file is
-specified.
-
-Note that blanks have been added to dictionary character set for
-compatibility with \fBsort \-d\fR command since version 2.28.
-.TP
-.BR \-f , " \-\-ignore\-case"
-Ignore the case of alphabetic characters.  This is on by default if no file is
-specified.
-.TP
-.BR \-t , " \-\-terminate " \fIcharacter\fR
-Specify a string termination character, i.e., only the characters
-in \fIstring\fR up to and including the first occurrence of \fIcharacter\fR
-are compared.
-.TP
-.BR \-V , " \-\-version"
-Display version information and exit.
-.TP
-.BR \-h , " \-\-help"
-Display help text and exit.
-.PP
-The
-.B look
-utility exits 0 if one or more lines were found and displayed, 1 if
-no lines were found, and >1 if an error occurred.
-.SH ENVIRONMENT
-.TP
-.B WORDLIST
-Path to a dictionary file.  The environment variable has greater priority
-than the dictionary path defined in FILES segment.
-.SH FILES
-.IP "\fB/usr/share/dict/words\fR" 4
-the dictionary
-.IP "\fB/usr/share/dict/web2\fR" 4
-the alternative dictionary
-.SH HISTORY
-The
-.B look
-utility appeared in Version 7 AT&T Unix.
-.SH EXAMPLE
-.RS
-.nf
-sort \-d /etc/passwd \-o /tmp/look.dict
-look \-t: root:foobar /tmp/look.dict
-.nf
-.RE
-.SH SEE ALSO
-.BR grep (1),
-.BR sort (1)
-.SH AVAILABILITY
-The look command is part of the util-linux package and is available from
-https://www.kernel.org/pub/linux/utils/util-linux/.