diff options
Diffstat (limited to 'less.nro')
| -rw-r--r-- | less.nro | 67 |
1 files changed, 51 insertions, 16 deletions
diff --git a/less.nro b/less.nro index fa0b4ffff91b6..0aa8b7863330b 100644 --- a/less.nro +++ b/less.nro @@ -1,4 +1,4 @@ -.TH LESS 1 "Version 530: 05 Dec 2017" +.TH LESS 1 "Version 551: 11 Jun 2019" .SH NAME less \- opposite of more .SH SYNOPSIS @@ -762,6 +762,8 @@ The default is to ring the terminal bell in all such cases. .IP "\-Q or \-\-QUIET or \-\-SILENT" Causes totally "quiet" operation: the terminal bell is never rung. +If the terminal has a "visual bell", it is used in all cases +where the terminal bell would have been rung. .IP "\-r or \-\-raw-control-chars" Causes "raw" control characters to be displayed. The default is to display control characters using the caret notation; @@ -938,21 +940,48 @@ If the reopen succeeds and the file is a different file from the original with the same name as the original (now renamed) file), .I less will display the contents of that new file. +.IP "\-\-mouse" +Enables mouse input: +scrolling the mouse wheel down moves forward in the file, +scrolling the mouse wheel up moves backwards in the file, +and clicking the mouse sets the "#" mark to the line +where the mouse is clicked. +The number of lines to scroll when the wheel is moved +can be set by the \-\-wheel-lines option. +Mouse input works only on terminals which support X11 mouse reporting, +and on the Windows version of +.IR less . +.IP "\-\-MOUSE" +Like \-\-mouse, except the direction scrolled +on mouse wheel movement is reversed. .IP "\-\-no-keypad" Disables sending the keypad initialization and deinitialization strings to the terminal. This is sometimes useful if the keypad strings make the numeric keypad behave in an undesirable manner. -.IP "\-\-use-backslash" -This option changes the interpretations of options which follow this one. -After the \-\-use-backslash option, any backslash in an option string is -removed and the following character is taken literally. -This allows a dollar sign to be included in option strings. +.IP "\-\-no-histdups" +This option changes the behavior so that if a search string or +file name is typed in, and the same string is already in the history list, +the existing copy is removed from the history list before the new one is added. +Thus, a given string will appear only once in the history list. +Normally, a string may appear multiple times. .IP "\-\-rscroll" This option changes the character used to mark truncated lines. It may begin with a two-character attribute indicator like LESSBINFMT does. If there is no attribute indicator, standout is used. If set to "-", truncated lines are not marked. +.IP "\-\-save-marks" +Save marks in the history file, so marks are retained +across different invocations of \fIless\fP. +.IP "\-\-use-backslash" +This option changes the interpretations of options which follow this one. +After the \-\-use-backslash option, any backslash in an option string is +removed and the following character is taken literally. +This allows a dollar sign to be included in option strings. +.IP "\-\-wheel-lines=\fIn\fP" +Set the number of lines to scroll when the mouse wheel is scrolled +and the \-\-mouse or \-\-MOUSE option is in effect. +The default is 1 line. .IP \-\- A command line argument of "\-\-" marks the end of option arguments. Any arguments following this are interpreted as filenames. @@ -1154,15 +1183,17 @@ lessopen.sh: .br case "$1" in .br - *.Z) uncompress \-c $1 >/tmp/less.$$ 2>/dev/null + *.Z) TEMPFILE=$(mktemp) +.br + uncompress \-c $1 >$TEMPFILE 2>/dev/null .br - if [ \-s /tmp/less.$$ ]; then + if [ \-s $TEMPFILE ]; then .br - echo /tmp/less.$$ + echo $TEMPFILE .br else .br - rm \-f /tmp/less.$$ + rm \-f $TEMPFILE .br fi .br @@ -1213,6 +1244,8 @@ lesspipe.sh: .br *.Z) uncompress \-c $1 2>/dev/null .br + ;; +.br *) exit 1 .br ;; @@ -1440,6 +1473,10 @@ See the discussion of the LESSEDIT feature below. Replaced by the name of the current input file. .IP "%F" Replaced by the last component of the name of the current input file. +.IP "%g" +Replaced by the shell-escaped name of the current input file. +This is useful when the expanded string will be used in a shell command, +such as in LESSEDIT. .IP "%i" Replaced by the index of the current file in the list of input files. @@ -1575,11 +1612,11 @@ The LESSEDIT string is expanded in the same way as the prompt strings. The default value for LESSEDIT is: .nf .sp - %E\ ?lm+%lm.\ %f + %E\ ?lm+%lm.\ %g .sp .fi Note that this expands to the editor name, followed by a + and the -line number, followed by the file name. +line number, followed by the shell-escaped file name. If your editor does not accept the "+linenumber" syntax, or has other differences in invocation syntax, the LESSEDIT variable can be changed to modify this default. @@ -1766,7 +1803,7 @@ The name of the editor (used for the v command). lesskey(1) .SH COPYRIGHT -Copyright (C) 1984-2017 Mark Nudelman +Copyright (C) 1984-2019 Mark Nudelman .PP less is part of the GNU project and is free software. You can redistribute it and/or modify it @@ -1791,9 +1828,7 @@ See the GNU General Public License for more details. .PP Mark Nudelman .br -Send bug reports or comments to <bug-less@gnu.org> -.br -See http://www.greenwoodsoftware.com/less/bugs.html for the latest list of known bugs in less. +Report bugs at https://github.com/gwsw/less/issues. .br For more information, see the less homepage at .br |