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diff --git a/text_cmds/cut/cut.1 b/text_cmds/cut/cut.1 new file mode 100644 index 0000000..1565876 --- /dev/null +++ b/text_cmds/cut/cut.1 @@ -0,0 +1,166 @@ +.\" Copyright (c) 1989, 1990, 1993 +.\" The Regents of the University of California. All rights reserved. +.\" +.\" This code is derived from software contributed to Berkeley by +.\" the Institute of Electrical and Electronics Engineers, Inc. +.\" +.\" 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. +.\" +.\" @(#)cut.1 8.1 (Berkeley) 6/6/93 +.\" $FreeBSD: src/usr.bin/cut/cut.1,v 1.32 2007/02/28 10:13:32 ru Exp $ +.\" +.Dd December 21, 2006 +.Dt CUT 1 +.Os +.Sh NAME +.Nm cut +.Nd cut out selected portions of each line of a file +.Sh SYNOPSIS +.Nm +.Fl b Ar list +.Op Fl n +.Op Ar +.Nm +.Fl c Ar list +.Op Ar +.Nm +.Fl f Ar list +.Op Fl d Ar delim +.Op Fl s +.Op Ar +.Sh DESCRIPTION +The +.Nm +utility cuts out selected portions of each line (as specified by +.Ar list ) +from each +.Ar file +and writes them to the standard output. +If no +.Ar file +arguments are specified, or a file argument is a single dash +.Pq Sq Fl , +.Nm +reads from the standard input. +The items specified by +.Ar list +can be in terms of column position or in terms of fields delimited +by a special character. +Column numbering starts from 1. +.Pp +The +.Ar list +option argument +is a comma or whitespace separated set of numbers and/or +number ranges. +Number ranges consist of a number, a dash +.Pq Sq \- , +and a second number +and select the fields or columns from the first number to the second, +inclusive. +Numbers or number ranges may be preceded by a dash, which selects all +fields or columns from 1 to the last number. +Numbers or number ranges may be followed by a dash, which selects all +fields or columns from the last number to the end of the line. +Numbers and number ranges may be repeated, overlapping, and in any order. +If a field or column is specified multiple times, it will appear only +once in the output. +It is not an error to select fields or columns not present in the +input line. +.Pp +The options are as follows: +.Bl -tag -width indent +.It Fl b Ar list +The +.Ar list +specifies byte positions. +.It Fl c Ar list +The +.Ar list +specifies character positions. +.It Fl d Ar delim +Use +.Ar delim +as the field delimiter character instead of the tab character. +.It Fl f Ar list +The +.Ar list +specifies fields, separated in the input by the field delimiter character +(see the +.Fl d +option.) +Output fields are separated by a single occurrence of the field delimiter +character. +.It Fl n +Do not split multi-byte characters. +Characters will only be output if at least one byte is selected, and, +after a prefix of zero or more unselected bytes, the rest of the bytes +that form the character are selected. +.It Fl s +Suppress lines with no field delimiter characters. +Unless specified, lines with no delimiters are passed through unmodified. +.El +.Sh ENVIRONMENT +The +.Ev LANG , LC_ALL +and +.Ev LC_CTYPE +environment variables affect the execution of +.Nm +as described in +.Xr environ 7 . +.Sh EXIT STATUS +.Ex -std +.Sh EXAMPLES +Extract users' login names and shells from the system +.Xr passwd 5 +file as +.Dq name:shell +pairs: +.Pp +.Dl "cut -d : -f 1,7 /etc/passwd" +.Pp +Show the names and login times of the currently logged in users: +.Pp +.Dl "who | cut -c 1-16,26-38" +.Sh SEE ALSO +.Xr colrm 1 , +.Xr paste 1 +.Sh STANDARDS +The +.Nm +utility conforms to +.St -p1003.2-92 . +.Sh HISTORY +A +.Nm +command appeared in +.Tn AT&T +System III +.Ux . |