1.\" $NetBSD: zmore.1,v 1.4 2013/11/12 21:58:37 pettai Exp $ 2.\" $OpenBSD: zmore.1,v 1.10 2009/08/16 09:41:08 sobrado Exp $ 3.\" 4.\" Copyright (c) 2003 Todd C. Miller <Todd.Miller@courtesan.com> 5.\" 6.\" Permission to use, copy, modify, and distribute this software for any 7.\" purpose with or without fee is hereby granted, provided that the above 8.\" copyright notice and this permission notice appear in all copies. 9.\" 10.\" THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 11.\" WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 12.\" MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 13.\" ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 14.\" WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 15.\" ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 16.\" OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 17.\" 18.\" Sponsored in part by the Defense Advanced Research Projects 19.\" Agency (DARPA) and Air Force Research Laboratory, Air Force 20.\" Materiel Command, USAF, under agreement number F39502-99-1-0512. 21.Dd October 22, 2014 22.Dt ZMORE 1 23.Os 24.Sh NAME 25.Nm zmore , 26.Nm zless 27.Nd view compressed files 28.Sh SYNOPSIS 29.Nm zmore 30.Op Ar flags 31.Op Ar 32.Nm zless 33.Op Ar flags 34.Op Ar 35.Sh DESCRIPTION 36.Nm 37is a filter that allows the viewing of files compressed with Lempel-Ziv 38encoding. 39Such files generally have a 40.Dq Z 41or 42.Dq gz 43extension (both the 44.Xr compress 1 45and 46.Xr gzip 1 47formats are supported). 48Any 49.Ar flags 50that are specified are passed to the user's preferred 51.Ev PAGER 52(which is 53.Pa /usr/bin/more 54by default). 55.Pp 56.Nm zless 57is equivalent to 58.Nm zmore 59but uses 60.Xr less 1 61as a pager instead of 62.Xr more 1 . 63.Pp 64When multiple files are specified, 65.Nm 66will pause at the end of each file and present the following prompt to the user: 67.Bd -literal -offset indent 68prev_file (END) - Next: next_file 69.Ed 70.Pp 71Where 72.Sy prev_file 73is the file that was just displayed and 74.Sy next_file 75is the next file to be displayed. 76The following keys are recognized at the prompt: 77.Bl -tag -width "e or q" -offset indent 78.It Ic e No or Ic q 79quit 80.Nm zmore . 81.It Ic s 82skip the next file (or exit if the next file is the last). 83.El 84.Pp 85If no files are specified, 86.Nm 87will read from the standard input. 88In this mode 89.Nm 90will assume 91.Xr gzip 1 92style compression since there is no suffix on which to make a decision. 93.Sh ENVIRONMENT 94.Bl -tag -width "PAGER" 95.It Ev PAGER 96Program used to display files. 97If unset, 98.Pa /usr/bin/more 99is used 100.Pq Nm zmore 101or 102.Pa /usr/bin/less 103.Pq Nm zless . 104.El 105.Sh SEE ALSO 106.Xr compress 1 , 107.Xr less 1 , 108.Xr more 1 109