src/usr.bin/less/less.nro - diff

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Diff for /src/usr.bin/less/Attic/less.nro between version 1.1 and 1.2

version 1.1, 1996/09/21 05:39:45

version 1.2, 1996/09/21 06:06:40

Line 1

.TH LESS 1

.SH NAME

less \- opposite of more

less, more \- view files on a crt

.SH SYNOPSIS

.B "less -?"

.B "less|more -?"

.br

.B "less -V"

.B "less|more -V"

.br

.B "less [-[+]aBcCdeEfgGiImMnNqQrsSuUVwX]"

.B "less|more [-[+]aBcCdeEfgGiImMnNqQrsSuUVwX]"

.br

.B " [-b \fIbufs\fP] [-h \fIlines\fP] [-j \fIline\fP] [-k \fIkeyfile\fP]"

.br

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.SH DESCRIPTION

.I Less

is a program similar to

is a program similar to the traditional

.I more

(1), but which allows backward movement

in the file as well as forward movement.

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(On a hardcopy terminal, lines which should be printed at the top

of the screen are prefixed with a caret.)

.PP

Commands are based on both

This version of

.I less

also acts as

.I more

(1) if it is called as

.I more.

In this mode, the differences are in the prompt and that

.I more

exits by default when it gets to the end of the file.

Commands are based on both traditional

.I more

and

.I vi.

Commands may be preceded by a decimal number,

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Examine the previous file in the command line list.

If a number N is specified, the N-th previous file is examined.

.PP

.IP ":t"

Go to supplied tag.

.PP

.IP ":x"

Examine the first file in the command line list.

If a number N is specified, the N-th file in the list is examined.

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.I less

is running, via the "\-" command.

.PP

Options are also taken from the environment variable "LESS".

Options are also taken from the environment variable "LESS" if the

command is

.I less

, or from the environment variable "MORE" if the command is

.I more.

For example,

to avoid typing "less -options ..." each time

.I less

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.IP -C

The -C option is like -c, but the screen is cleared before it is repainted.

.IP -d

The -d option suppresses the error message

The -d option causes the default prompt to include the basic directions

normally displayed if the terminal is dumb;

``[Press space to continue, 'q' to quit.]''. The -d

that is, lacks some important capability,

option also causes the message ``[Press 'h' for instructions.]'' to be

such as the ability to clear the screen or scroll backward.

displayed when an invalid command is entered (normally, the bell is

The -d option does not otherwise change the behavior of

rung). This option is useful in environments where users may not be

.I less

experienced with pagers.

on a dumb terminal).

.IP -D\fBx\fP\fIcolor\fP

[MS-DOS only]

Sets the color of the text displayed.

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the second time it reaches end-of-file.

By default, the only way to exit

.I less

is via the "q" command.

is via the "q" command, except in

.I more

mode, where

.I less

will exit at the end of a file.

.IP -E

Causes

.I less

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.IP LESS

Flags which are passed to

.I less

automatically.

.IP MORE

Flags which are passed to

.I more

automatically.

.IP LESSBINFMT

Format for displaying non-printable, non-control characters.