19b50d902SRodney W. Grimes.\" Copyright (c) 1980, 1990, 1993 29b50d902SRodney W. Grimes.\" The Regents of the University of California. All rights reserved. 39b50d902SRodney W. Grimes.\" 49b50d902SRodney W. Grimes.\" Redistribution and use in source and binary forms, with or without 59b50d902SRodney W. Grimes.\" modification, are permitted provided that the following conditions 69b50d902SRodney W. Grimes.\" are met: 79b50d902SRodney W. Grimes.\" 1. Redistributions of source code must retain the above copyright 89b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer. 99b50d902SRodney W. Grimes.\" 2. Redistributions in binary form must reproduce the above copyright 109b50d902SRodney W. Grimes.\" notice, this list of conditions and the following disclaimer in the 119b50d902SRodney W. Grimes.\" documentation and/or other materials provided with the distribution. 129b50d902SRodney W. Grimes.\" 3. All advertising materials mentioning features or use of this software 139b50d902SRodney W. Grimes.\" must display the following acknowledgement: 149b50d902SRodney W. Grimes.\" This product includes software developed by the University of 159b50d902SRodney W. Grimes.\" California, Berkeley and its contributors. 169b50d902SRodney W. Grimes.\" 4. Neither the name of the University nor the names of its contributors 179b50d902SRodney W. Grimes.\" may be used to endorse or promote products derived from this software 189b50d902SRodney W. Grimes.\" without specific prior written permission. 199b50d902SRodney W. Grimes.\" 209b50d902SRodney W. Grimes.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 219b50d902SRodney W. Grimes.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 229b50d902SRodney W. Grimes.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 239b50d902SRodney W. Grimes.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 249b50d902SRodney W. Grimes.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 259b50d902SRodney W. Grimes.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 269b50d902SRodney W. Grimes.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 279b50d902SRodney W. Grimes.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 289b50d902SRodney W. Grimes.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 299b50d902SRodney W. Grimes.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 309b50d902SRodney W. Grimes.\" SUCH DAMAGE. 319b50d902SRodney W. Grimes.\" 329b50d902SRodney W. Grimes.\" @(#)expand.1 8.1 (Berkeley) 6/9/93 33c3aac50fSPeter Wemm.\" $FreeBSD$ 349b50d902SRodney W. Grimes.\" 359b50d902SRodney W. Grimes.Dd June 9, 1993 369b50d902SRodney W. Grimes.Dt EXPAND 1 379b50d902SRodney W. Grimes.Os BSD 4 389b50d902SRodney W. Grimes.Sh NAME 399b50d902SRodney W. Grimes.Nm expand , 409b50d902SRodney W. Grimes.Nm unexpand 419b50d902SRodney W. Grimes.Nd expand tabs to spaces, and vice versa 429b50d902SRodney W. Grimes.Sh SYNOPSIS 439b50d902SRodney W. Grimes.Nm expand 449b50d902SRodney W. Grimes.Op Fl Ns Ar tabstop 45a2995dd0SPhilippe Charnier.Op Fl t Ar tab1,tab2,...,tabn 46a2995dd0SPhilippe Charnier.Op Ar 479b50d902SRodney W. Grimes.Nm unexpand 489b50d902SRodney W. Grimes.Op Fl a 49a2995dd0SPhilippe Charnier.Op Ar 509b50d902SRodney W. Grimes.Sh DESCRIPTION 519b50d902SRodney W. Grimes.Nm Expand 529b50d902SRodney W. Grimesprocesses the named files or the standard input writing 539b50d902SRodney W. Grimesthe standard output with tabs changed into blanks. 549b50d902SRodney W. GrimesBackspace characters are preserved into the output and decrement 559b50d902SRodney W. Grimesthe column count for tab calculations. 569b50d902SRodney W. Grimes.Nm Expand 579b50d902SRodney W. Grimesis useful for pre-processing character files 589b50d902SRodney W. Grimes(before sorting, looking at specific columns, etc.) that 599b50d902SRodney W. Grimescontain tabs. 609b50d902SRodney W. Grimes.Pp 619b50d902SRodney W. GrimesIf a single 629b50d902SRodney W. Grimes.Ar tabstop 639b50d902SRodney W. Grimesargument is given, then tabs are set 649b50d902SRodney W. Grimes.Ar tabstop 659b50d902SRodney W. Grimesspaces apart instead of the default 8. 669b50d902SRodney W. GrimesIf multiple tabstops are given then the tabs are set at those 679b50d902SRodney W. Grimesspecific columns. 689b50d902SRodney W. Grimes.Pp 699b50d902SRodney W. Grimes.Nm Unexpand 709b50d902SRodney W. Grimesputs tabs back into the data from the standard input or the named 719b50d902SRodney W. Grimesfiles and writes the result on the standard output. 729b50d902SRodney W. Grimes.Pp 739b50d902SRodney W. GrimesOption (with 749b50d902SRodney W. Grimes.Nm unexpand 759b50d902SRodney W. Grimesonly): 76a2995dd0SPhilippe Charnier.Bl -tag -width indent 779b50d902SRodney W. Grimes.It Fl a 789b50d902SRodney W. GrimesBy default, only leading blanks and tabs 799b50d902SRodney W. Grimesare reconverted to maximal strings of tabs. If the 809b50d902SRodney W. Grimes.Fl a 819b50d902SRodney W. Grimesoption is given, then tabs are inserted whenever they would compress the 829b50d902SRodney W. Grimesresultant file by replacing two or more characters. 839b50d902SRodney W. Grimes.El 849b50d902SRodney W. Grimes.Sh HISTORY 859b50d902SRodney W. GrimesThe 86a2995dd0SPhilippe Charnier.Nm 879b50d902SRodney W. Grimescommand appeared in 889b50d902SRodney W. Grimes.Bx 3.0 . 89