compressed files when you visit them, and automatically recompress them
if you alter them and save them. To enable this feature, type the
command @kbd{M-x auto-compression-mode}. You can enable it permanently
-by customizing the option @code{auto-compression-mode}.
+by customizing the variable @code{auto-compression-mode}.
When automatic compression (which implies automatic uncompression as
well) is enabled, Emacs recognizes compressed files by their file names.
@code{Paste} and @code{Copy} menu items, as well as the keys of the same
names, all use the clipboard.
- You can customize the option @code{x-select-enable-clipboard} to make
+ You can customize the variable @code{x-select-enable-clipboard} to make
the Emacs yank functions consult the clipboard before the primary
selection, and to make the kill functions to store in the clipboard as
well as the primary selection. Otherwise they do not access the
scroll-bar-mode}. With no argument, it toggles the use of scroll bars.
With an argument, it turns use of scroll bars on if and only if the
argument is positive. This command applies to all frames, including
-frames yet to be created. Customize the option @code{scroll-bar-mode}
+frames yet to be created. Customize the variable @code{scroll-bar-mode}
to control the use of scroll bars at startup. You can use it to specify
that they are placed at the right of windows if you prefer that. You
have to set this variable through the @samp{Customize} interface
@kbd{Mouse-3}, depending on the setup. You can also use the wheel to
scroll windows instead of using the scroll bar or keyboard commands.
To do so, turn on Mouse Wheel global minor mode with the command
-@kbd{M-x mouse-wheel-mode} or by customizing the option
+@kbd{M-x mouse-wheel-mode} or by customizing the variable
@code{mouse-wheel-mode}. Support for the wheel depends on the system
generating appropriate events for Emacs.
@cindex mode, Menu Bar
You can turn display of menu bars on or off with @kbd{M-x
-menu-bar-mode} or by customizing the option @code{menu-bar-mode}.
+menu-bar-mode} or by customizing the variable @code{menu-bar-mode}.
With no argument, this command toggles Menu Bar mode, a
minor mode. With an argument, the command turns Menu Bar mode on if the
argument is positive, off if the argument is not positive. You can use
dialog box to ask a yes-or-no question, if you used the mouse to
invoke the command to begin with.
- You can customize the option @code{use-dialog-box} to suppress the
+ You can customize the variable @code{use-dialog-box} to suppress the
use of dialog boxes. This also controls whether to use file selection
windows (but those are not supported on all platforms).
A file selection window is a special kind of dialog box for asking for
file names.
- You can customize the option @code{use-file-dialog} to suppress the
+ You can customize the variable @code{use-file-dialog} to suppress the
use of file selection windows even if you still want other kinds
-of dialogs. This option has no effect if you have suppressed all dialog
-boxes with the option @code{use-dialog-box}.
+of dialogs. This variable has no effect if you have suppressed all dialog
+boxes with the variable @code{use-dialog-box}.
@vindex x-use-old-gtk-file-dialog
For Gtk+ version 2.4 and 2.6, you can make Emacs use the old file dialog
@vindex mouse-avoidance-mode
Mouse Avoidance mode keeps the window system mouse pointer away from
point, to avoid obscuring text. Whenever it moves the mouse, it also
-raises the frame. To use Mouse Avoidance mode, customize the option
+raises the frame. To use Mouse Avoidance mode, customize the variable
@code{mouse-avoidance-mode}. You can set this to various values to
move the mouse in several ways:
@cindex looking for a subject in documentation
If you are looking for a certain feature, but don't know where
exactly it is documented, and aren't sure of the name of a
-related command or option, we recommend trying these methods. Usually
+related command or variable, we recommend trying these methods. Usually
it is best to start with an apropos command, then try searching the
manual index, then finally look in the FAQ and the package keywords.
command displays to find what you are looking for. @xref{Apropos}.
@item M-x apropos @key{RET} @var{topic} @key{RET}
-This works like @kbd{C-h a}, but it also searches for user options and
-other variables, in case the feature you are looking for is controlled
-by an option, not a command. @xref{Apropos}.
+This works like @kbd{C-h a}, but it also searches for variables,
+in case the feature you are looking for is controlled by a variable
+rather than a command. @xref{Apropos}.
@item M-x apropos-documentation @key{RET} @var{topic} @key{RET}
This searches the @emph{documentation strings} (the built-in short
@findex apropos-variable
To list all user variables that match a regexp, use the command
-@kbd{M-x apropos-variable}. This command shows only user variables and
-customization options by default; if you specify a prefix argument, it
-checks all variables.
+@kbd{M-x apropos-variable}. By default, this command shows only
+variables meant for user customization; if you specify a prefix
+argument, it checks all variables.
@findex apropos
To list all Lisp symbols that contain a match for a regexp, not just
coding system using 12-point Monaco.
To insert characters directly in the @code{mac-roman} coding system,
-type @kbd{C-x @key{RET} k mac-roman @key{RET}}, customize the option
+type @kbd{C-x @key{RET} k mac-roman @key{RET}}, customize the variable
@code{keyboard-coding-system}, or put this in your init file:
@lisp
changed.
@vindex add-log-keep-changes-together
- When the option @code{add-log-keep-changes-together} is
+ When the variable @code{add-log-keep-changes-together} is
non-@code{nil}, @kbd{C-x 4 a} adds to any existing entry for the file
rather than starting a new entry.
The least specialized major mode is called @dfn{Fundamental mode}.
This mode has no mode-specific redefinitions or variable settings, so
that each Emacs command behaves in its most general manner, and each
-option is in its default state. For editing text of a specific type
-that Emacs knows about, such as Lisp code or English text, you should
-switch to the appropriate major mode, such as Lisp mode or Text mode.
+user option variable is in its default state. For editing text of a
+specific type that Emacs knows about, such as Lisp code or English
+text, you should switch to the appropriate major mode, such as Lisp
+mode or Text mode.
Selecting a major mode changes the meanings of a few keys to become
more specifically adapted to the language being edited. The ones that
complete to @file{/usr/bin/foo}.
To enable this mode, use the command @kbd{M-x
-partial-completion-mode}, or customize the option
+partial-completion-mode}, or customize the variable
@code{partial-completion-mode}. This binds the partial completion
commands to @key{TAB}, @key{SPC}, @key{RET}, and @kbd{?}. The usual
completion commands are available on @kbd{M-@key{TAB}},
@cindex mode, CRiSP
You can turn on key bindings to emulate the CRiSP/Brief editor with
@kbd{M-x crisp-mode}. Note that this rebinds @kbd{M-x} to exit Emacs
-unless you change the user option @code{crisp-override-meta-x}. You can
-also use the command @kbd{M-x scroll-all-mode} or set the user option
+unless you set the variable @code{crisp-override-meta-x}. You can
+also use the command @kbd{M-x scroll-all-mode} or set the variable
@code{crisp-load-scroll-all} to emulate CRiSP's scroll-all feature
(scrolling all windows together).
@vindex hs-hide-comments-when-hiding-all
@vindex hs-isearch-open
@vindex hs-special-modes-alist
- These user options exist for customizing Hideshow mode.
+ These variables exist for customizing Hideshow mode.
@table @code
@item hs-hide-comments-when-hiding-all
are just hollow. Thus, the most striking cursor always shows you
the selected window, on all kinds of terminals.
- @xref{Cursor Display}, for customization options that control display
+ @xref{Cursor Display}, for customizable variables that control display
of the cursor or cursors.
The term ``point'' comes from the character @samp{.}, which was the
For completion purposes, the valid mailing addresses are taken to be
the local users' names plus your personal mail aliases. You can
-specify additional sources of valid addresses; look at the customization
-group @samp{mailalias} to see the options for this
-(@pxref{Customization Groups}).
+specify additional sources of valid addresses; see the customization
+group @samp{mailalias} to see the variables for customizing this
+feature (@pxref{Customization Groups}).
If you type @kbd{M-@key{TAB}} in the body of the message,
@code{mail-complete} invokes @code{ispell-complete-word}, as in Text