Remove several references to Emacs 22 and earlier
* admin/charsets/mapfiles/README: * doc/emacs/custom.texi (Saving Customizations): * doc/lispintro/emacs-lisp-intro.texi (Simple Extension): * doc/misc/efaq-w32.texi (Location of init file): * doc/misc/gnus-faq.texi (FAQ 1-3): * doc/misc/gnus.texi (Top, Various, Image Enhancements): * lisp/erc/erc-menu.el (menu): * lisp/progmodes/cfengine.el (cfengine-fill-paragraph): Remove some references to Emacs 22 and earlier. * doc/lispref/buffers.texi: * doc/lispref/eval.texi: * doc/lispref/files.texi: * doc/lispref/keymaps.texi: * doc/lispref/loading.texi: * doc/lispref/minibuf.texi: * doc/lispref/positions.texi: * doc/lispref/variables.texi: Remove comments about "Emacs 19 specific" features.
This commit is contained in:
Stefan Kangas
parent
4cb52200cb
commit
a1c84b4308
16 changed files with 29 additions and 63 deletions
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@ -63,8 +63,8 @@ to "JIS X 0213:2004".
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* MULE-*.map
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Created by using ../mule-charsets.el in Emacs 22 as this:
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% emacs-22 -batch -l ../mule-charsets.el
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Created by using ../mule-charsets.el in Emacs as this:
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% emacs -batch -l ../mule-charsets.el
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This file is part of GNU Emacs.
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@ -388,15 +388,15 @@ file. For example:
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Emacs versions, like this:
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@example
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(cond ((< emacs-major-version 22)
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;; @r{Emacs 21 customization.}
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(setq custom-file "~/.config/custom-21.el"))
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((and (= emacs-major-version 22)
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(cond ((< emacs-major-version 28)
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;; @r{Emacs 27 customization.}
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(setq custom-file "~/.config/custom-27.el"))
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((and (= emacs-major-version 26)
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(< emacs-minor-version 3))
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;; @r{Emacs 22 customization, before version 22.3.}
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(setq custom-file "~/.config/custom-22.el"))
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;; @r{Emacs 26 customization, before version 26.3.}
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(setq custom-file "~/.config/custom-26.el"))
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(t
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;; @r{Emacs version 22.3 or later.}
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;; @r{Emacs version 28.1 or later.}
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(setq custom-file "~/.config/emacs-custom.el")))
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(load custom-file)
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@ -17532,10 +17532,9 @@ Here is the definition:
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@need 1250
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Now for the keybinding.
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Nowadays, function keys as well as mouse button events and
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non-@sc{ascii} characters are written within square brackets, without
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quotation marks. (In Emacs version 18 and before, you had to write
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different function key bindings for each different make of terminal.)
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Function keys as well as mouse button events and non-@sc{ascii}
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characters are written within square brackets, without quotation
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marks.
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I bind @code{line-to-top-of-window} to my @key{F6} function key like
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this:
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@ -17550,18 +17549,18 @@ Your Init File, emacs, The GNU Emacs Manual}.
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@cindex Conditional 'twixt two versions of Emacs
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@cindex Version of Emacs, choosing
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@cindex Emacs version, choosing
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If you run two versions of GNU Emacs, such as versions 22 and 23, and
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If you run two versions of GNU Emacs, such as versions 27 and 28, and
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use one @file{.emacs} file, you can select which code to evaluate with
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the following conditional:
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@smallexample
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@group
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(cond
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((= 22 emacs-major-version)
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;; evaluate version 22 code
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((= 27 emacs-major-version)
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;; evaluate version 27 code
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( @dots{} ))
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((= 23 emacs-major-version)
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;; evaluate version 23 code
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((= 28 emacs-major-version)
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;; evaluate version 28 code
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( @dots{} )))
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@end group
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@end smallexample
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@ -309,7 +309,6 @@ foo
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This function renames the current buffer to @var{newname}. An error
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is signaled if @var{newname} is not a string.
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@c Emacs 19 feature
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Ordinarily, @code{rename-buffer} signals an error if @var{newname} is
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already in use. However, if @var{unique} is non-@code{nil}, it modifies
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@var{newname} to make a name that is not in use. Interactively, you can
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@ -344,7 +343,6 @@ a name. For example:
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See also the function @code{get-buffer-create} in @ref{Creating Buffers}.
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@end defun
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@c Emacs 19 feature
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@defun generate-new-buffer-name starting-name &optional ignore
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This function returns a name that would be unique for a new buffer---but
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does not create the buffer. It starts with @var{starting-name}, and
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@ -879,7 +877,6 @@ then @code{other-buffer} uses that predicate to decide which buffers to
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consider. It calls the predicate once for each buffer, and if the value
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is @code{nil}, that buffer is ignored. @xref{Buffer Parameters}.
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@c Emacs 19 feature
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If @var{visible-ok} is @code{nil}, @code{other-buffer} avoids returning
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a buffer visible in any window on any visible frame, except as a last
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resort. If @var{visible-ok} is non-@code{nil}, then it does not matter
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@ -332,7 +332,6 @@ or just
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The built-in function @code{indirect-function} provides an easy way to
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perform symbol function indirection explicitly.
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@c Emacs 19 feature
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@defun indirect-function function &optional noerror
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@anchor{Definition of indirect-function}
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This function returns the meaning of @var{function} as a function. If
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@ -455,7 +455,6 @@ Even though this is not a normal hook, you can use @code{add-hook} and
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@code{remove-hook} to manipulate the list. @xref{Hooks}.
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@end defvar
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@c Emacs 19 feature
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@defvar write-contents-functions
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This works just like @code{write-file-functions}, but it is intended
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for hooks that pertain to the buffer's contents, not to the particular
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@ -486,7 +485,6 @@ this hook to make sure the file you are saving has the current year in
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its copyright notice.
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@end defopt
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@c Emacs 19 feature
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@defopt after-save-hook
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This normal hook runs after a buffer has been saved in its visited file.
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@end defopt
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@ -622,7 +620,6 @@ If @var{start} is @code{nil}, then the command writes the entire buffer
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contents (@emph{not} just the accessible portion) to the file and
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ignores @var{end}.
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@c Emacs 19 feature
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If @var{start} is a string, then @code{write-region} writes or appends
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that string, rather than text from the buffer. @var{end} is ignored in
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this case.
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@ -653,7 +650,6 @@ It also sets the last file modification time for the current buffer to
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feature is used by @code{save-buffer}, but you probably should not use
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it yourself.
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@c Emacs 19 feature
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If @var{visit} is a string, it specifies the file name to visit. This
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way, you can write the data to one file (@var{filename}) while recording
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the buffer as visiting another file (@var{visit}). The argument
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@ -3094,7 +3090,6 @@ which generate the listing with Lisp code.
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@node Create/Delete Dirs
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@section Creating, Copying and Deleting Directories
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@cindex creating, copying and deleting directories
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@c Emacs 19 features
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Most Emacs Lisp file-manipulation functions get errors when used on
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files that are directories. For example, you cannot delete a directory
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@ -369,7 +369,6 @@ appear directly as bindings in @var{keymap} are also copied recursively,
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and so on to any number of levels. However, recursive copying does not
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take place when the definition of a character is a symbol whose function
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definition is a keymap; the same symbol appears in the new copy.
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@c Emacs 19 feature
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@example
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@group
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@ -1140,7 +1139,6 @@ and have extra events at the end that do not fit into a single key
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sequence. Then the value is a number, the number of events at the front
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of @var{key} that compose a complete key.
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@c Emacs 19 feature
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If @var{accept-defaults} is non-@code{nil}, then @code{lookup-key}
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considers default bindings as well as bindings for the specific events
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in @var{key}. Otherwise, @code{lookup-key} reports only bindings for
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@ -1182,7 +1180,6 @@ not cause an error.
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This function returns the binding for @var{key} in the current
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local keymap, or @code{nil} if it is undefined there.
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@c Emacs 19 feature
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The argument @var{accept-defaults} controls checking for default bindings,
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as in @code{lookup-key} (above).
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@end defun
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@ -1191,12 +1188,10 @@ as in @code{lookup-key} (above).
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This function returns the binding for command @var{key} in the
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current global keymap, or @code{nil} if it is undefined there.
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@c Emacs 19 feature
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The argument @var{accept-defaults} controls checking for default bindings,
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as in @code{lookup-key} (above).
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@end defun
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@c Emacs 19 feature
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@defun minor-mode-key-binding key &optional accept-defaults
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This function returns a list of all the active minor mode bindings of
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@var{key}. More precisely, it returns an alist of pairs
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@ -1414,7 +1409,6 @@ standard bindings:
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@end group
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@end smallexample
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@c Emacs 19 feature
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If @var{oldmap} is non-@code{nil}, that changes the behavior of
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@code{substitute-key-definition}: the bindings in @var{oldmap} determine
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which keys to rebind. The rebindings still happen in @var{keymap}, not
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@ -1052,7 +1052,6 @@ rather than replacing that element. @xref{Eval}.
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@section Unloading
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@cindex unloading packages
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@c Emacs 19 feature
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You can discard the functions and variables loaded by a library to
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reclaim memory for other Lisp objects. To do this, use the function
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@code{unload-feature}:
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@ -379,8 +379,6 @@ default, it makes the following bindings:
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@end table
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@end defvar
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@c In version 18, initial is required
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@c Emacs 19 feature
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@defun read-no-blanks-input prompt &optional initial inherit-input-method
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This function reads a string from the minibuffer, but does not allow
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whitespace characters as part of the input: instead, those characters
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@ -2475,7 +2473,6 @@ usual minibuffer input functions because they all start by choosing the
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minibuffer window according to the selected frame.
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@end defun
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@c Emacs 19 feature
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@defun window-minibuffer-p &optional window
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This function returns @code{t} if @var{window} is a minibuffer window.
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@var{window} defaults to the selected window.
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@ -2619,7 +2616,6 @@ when the minibuffer is active, not even if you switch to another window
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to do it.
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@end defopt
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@c Emacs 19 feature
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If a command name has a property @code{enable-recursive-minibuffers}
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that is non-@code{nil}, then the command can use the minibuffer to read
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arguments even if it is invoked from the minibuffer. A command can
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@ -232,7 +232,6 @@ backward until encountering the front of a word, rather than forward.
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@end deffn
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@defopt words-include-escapes
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@c Emacs 19 feature
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This variable affects the behavior of @code{forward-word} and
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@code{backward-word}, and everything that uses them. If it is
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non-@code{nil}, then characters in the escape and character-quote
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@ -1696,7 +1696,6 @@ buffer has a buffer-local binding. For example, you could use
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you are in a C or Lisp mode buffer that has a buffer-local value for
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this variable.
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@c Emacs 19 feature
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The special forms @code{defvar} and @code{defconst} also set the
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default value (if they set the variable at all), rather than any
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buffer-local value.
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@ -1708,7 +1707,6 @@ this variable. If @var{symbol} is not buffer-local, this is equivalent
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to @code{symbol-value} (@pxref{Accessing Variables}).
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@end defun
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@c Emacs 19 feature
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@defun default-boundp symbol
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The function @code{default-boundp} tells you whether @var{symbol}'s
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default value is nonvoid. If @code{(default-boundp 'foo)} returns
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@ -370,11 +370,10 @@ On Windows, the @file{.emacs} file may be called @file{_emacs} for
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backward compatibility with DOS and FAT filesystems where filenames
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could not start with a dot. Some users prefer to continue using such
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a name due to historical problems various Windows tools had in the
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past with file names that begin with a dot. In Emacs 22 and later,
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the init file may also be called @file{.emacs.d/init.el}. Many of the
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other files that are created by lisp packages are now stored in the
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@file{.emacs.d} directory too, so this keeps all your Emacs related
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files in one place.
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past with file names that begin with a dot. The init file may also be
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called @file{.emacs.d/init.el}. Many of the other files that are
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created by Lisp packages are stored in the @file{.emacs.d} directory
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too, which keeps all your Emacs related files in one place.
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All the files mentioned above should go in your @env{HOME} directory.
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The @env{HOME} directory is determined by following the steps below:
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@ -160,13 +160,7 @@ Where and how to get Gnus?
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@subsubheading Answer
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Gnus is released independent from releases of Emacs. Therefore, the
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version bundled with Emacs might not be up to date (e.g., Gnus 5.9
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bundled with Emacs 21 is outdated).
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You can get the latest released version of Gnus from
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@uref{https://www.gnus.org/dist/gnus.tar.gz}
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or from
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@uref{https://ftp.gnus.org/pub/gnus/gnus.tar.gz}.
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Gnus is bundled with Emacs.
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@node FAQ 1-4
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@subsubheading Question 1.4
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@ -815,7 +815,7 @@ Various
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* Undo:: Some actions can be undone.
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* Predicate Specifiers:: Specifying predicates.
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* Moderation:: What to do if you're a moderator.
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* Image Enhancements:: Modern versions of Emacs can display images.
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* Image Enhancements:: Emacs can display images.
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* Fuzzy Matching:: What's the big fuzz?
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* Thwarting Email Spam:: Simple ways to avoid unsolicited commercial email.
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* Spam Package:: A package for filtering and processing spam.
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@ -22505,7 +22505,7 @@ to you, using @kbd{G b u} and updating the group will usually fix this.
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* Predicate Specifiers:: Specifying predicates.
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* Moderation:: What to do if you're a moderator.
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* Fetching a Group:: Starting Gnus just to read a group.
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* Image Enhancements:: Modern versions of Emacs can display images.
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* Image Enhancements:: Emacs can display images.
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* Fuzzy Matching:: What's the big fuzz?
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* Thwarting Email Spam:: Simple ways to avoid unsolicited commercial email.
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* Spam Package:: A package for filtering and processing spam.
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@ -23668,9 +23668,8 @@ It takes the group name as a parameter.
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@node Image Enhancements
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@section Image Enhancements
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Emacs 21@footnote{Emacs 21 on MS Windows doesn't
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support images, Emacs 22 does.} and up are able to display pictures and
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stuff, so Gnus has taken advantage of that.
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Emacs is able to display pictures and stuff, so Gnus has taken
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advantage of that.
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@menu
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* X-Face:: Display a funky, teensy black-and-white image.
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@ -110,11 +110,11 @@ ERC menu yet.")
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(define-erc-module menu nil
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"Enable a menu in ERC buffers."
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((unless erc-menu-defined
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;; make sure the menu only gets defined once, since Emacs 22
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;; make sure the menu only gets defined once, since Emacs
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;; activates it immediately
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(easy-menu-define erc-menu erc-mode-map "ERC menu" erc-menu-definition)
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(setq erc-menu-defined t)))
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(;; `easy-menu-remove' is a no-op in Emacs 22
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(;; `easy-menu-remove' is a no-op in Emacs
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(message "You might have to restart Emacs to remove the ERC menu")))
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(defun erc-menu-add ()
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@ -987,13 +987,11 @@ Intended as the value of `indent-line-function'."
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(if (> (- (point-max) pos) (point))
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(goto-char (- (point-max) pos)))))
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;; This doesn't work too well in Emacs 21.2. See 22.1 development
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;; code.
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(defun cfengine-fill-paragraph (&optional justify)
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"Fill `paragraphs' in Cfengine code."
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(interactive "P")
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(or (if (fboundp 'fill-comment-paragraph)
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(fill-comment-paragraph justify) ; post Emacs 21.3
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(fill-comment-paragraph justify)
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;; else do nothing in a comment
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(nth 4 (parse-partial-sexp (save-excursion
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(beginning-of-defun)
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Loading…
Add table
Reference in a new issue