From 734b5e3b59bb4f924b0819207c8cc6b4629ae849 Mon Sep 17 00:00:00 2001 From: Chong Yidong Date: Thu, 14 May 2009 03:22:44 +0000 Subject: [PATCH] * anti.texi (Antinews): Copyedits. Rearrange some entries. Document display-buffer changes. --- doc/lispref/ChangeLog | 5 ++ doc/lispref/anti.texi | 120 ++++++++++++++++++++++++------------------ 2 files changed, 75 insertions(+), 50 deletions(-) diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog index 4bdc14c3ca..5d0e700579 100644 --- a/doc/lispref/ChangeLog +++ b/doc/lispref/ChangeLog @@ -1,3 +1,8 @@ +2009-05-14 Chong Yidong + + * anti.texi (Antinews): Copyedits. Rearrange some entries. + Document display-buffer changes. + 2009-05-13 Chong Yidong * anti.texi (Antinews): Rewrite for Emacs 22. diff --git a/doc/lispref/anti.texi b/doc/lispref/anti.texi index 30487bd44a..5d61a16ca2 100644 --- a/doc/lispref/anti.texi +++ b/doc/lispref/anti.texi @@ -18,61 +18,80 @@ features. @itemize @bullet @item -The internal character representation in Emacs is no longer -Unicode-based; it is known as @code{emacs-mule}. This representation -can handle several different variants of the same character, each one -belonging to its own script. It marks each character with its script, -to better discern them from one another. +The internal character representation used by Emacs is not longer +based on Unicode. In this representation, called @code{emacs-mule}, +each character belongs to one and only one script. Emacs makes no +attempt to distinguish between ``similar'' characters occurring in +different scripts. @item -The @code{functionp} function now returns @code{t} for special forms. +The @code{^} interactive spec code, the function +@code{handle-shift-selection}, and the variable +@code{this-command-keys-shift-translated} have all been removed. +Shift-translated keys are no longer treated specially, making Emacs' +handling of keybindings much more consistent. + +@item +Temporarily-active regions are not created by giving the variable +@code{transient-mark-mode} values of the form @code{(only +. @var{oldvar})}. We instead use a more more complicated scheme: +setting @code{transient-mark-mode} to @code{only} enables Transient +Mark mode for the following command only, during which the value of +@code{transient-mark-mode} is set to @code{identity}; if it is still +@code{identity} at the end of the command, Transient Mark mode is +disabled. + +@item +Many minibuffer functions, such as @code{read-file-name} and +@code{minibuffer-complete}, have been rewritten in C for greater +speed. The completion code has been considerably simplified; the +completion style can no longer be changed via +@code{completion-styles-alist}, and @code{completing-read} no longer +recognizes the special values @code{confirm-only} and +@code{confirm-after-completion} for its @var{require-match} argument. + +@item +Emacs no longer supports explicitly-numbered groups in regular +expressions. @item -The @code{^} interactive spec code has been removed, together with the -function @code{handle-shift-selection} and the variable -@code{this-command-keys-shift-translated}. Shift-translated keys are -no longer treated specially, making Emacs' handling of keybindings -that much more consistent. +The @code{permanent-local-hook} function property has no special +meaning. @item -The @code{interactive-form} symbol property is no longer recognized. +The @code{functionp} function now returns @code{t} for special forms. + +@item +The @code{interactive-form} symbol property has no special meaning. Once you supply a function with an interactive form, the only way to change it is to redefine the function. @item -Emacs no longer creates temporarily-active regions by giving the -variable @code{transient-mark-mode} values of the form @code{(only -. @var{oldvar})}. Instead, it uses a more slightly more complicated -scheme: setting @code{transient-mark-mode} to @code{only} enables -Transient Mark mode for the following command only, during which the -value of @code{transient-mark-mode} is set to @code{identity}; if it -is still @code{identity} at the end of the command, Transient Mark -mode is disabled. +The @code{ignore-errors} macro has been moved into the @code{cl} +package. @item -Many minibuffer functions, such as @code{read-file-name} and -@code{minibuffer-complete}, have been rewritten in C. The completion -code has been considerably simplified; for instance, the completion -style cannot be changed via @code{completion-styles-alist}, and -@code{completing-read} no longer recognizes the special values -@code{confirm-only} and @code{confirm-after-completion} for its -@var{require-match} argument. +Variables can now be both buffer-local and frame-local; buffer-local +bindings take precedence over frame-local bindings. @item -Explicitly numbered groups in regular expressions are no longer -supported. +Faces can no longer be remapped. @item -Faces can no longer be remapped. +Lisp programs now specify fonts by their names, which are strings +following the XLFD (X logical font descriptor) format. Fonts are no +longer represented using a special set of ``font'' data types. The +various functions that act on these data types, such as @code{fontp}, +@code{font-spec}, and @code{list-fonts}, have all been deleted. @item -Fonts are no longer represented using a special set of ``font'' data -types. Lisp programs may only specify fonts by name, as strings -following the XLFD (X logical font descriptor) format. +Emacs does not recognize the @code{FontBackend} X resource and the +@code{font-backend} frame parameter. On the X Window System, fonts +are always drawn using the X core font driver. @item Display terminals are no longer represented using a ``terminal'' data -type. This data type is not necessary, because Emacs can no longer +type; this is not necessary, because we have removed the ability to display on graphical and text-only terminals simultaneously. For the same reason, the @code{window-system} variable is no longer frame-local, and the @code{window-system} function has been removed. @@ -82,43 +101,44 @@ The functions @code{list-system-processes} and @code{process-attributes} have been removed. To get information about system processes, call an external program, such as @command{ps}. -@item -Variables can now be both buffer-local and frame-local; buffer-local -bindings take precedence over frame-local bindings. - -@item -Windows no longer have parameters. - @item The function @code{locate-user-emacs-file} and the variable -@code{user-emacs-directory} have been removed. Programs can instead -use hard-coded values pointing to @file{~/.emacs.d}. +@code{user-emacs-directory} have been removed. Instead, use +hard-coded values pointing to @file{~/.emacs.d}. @item @code{vertical-motion} can no longer be told to move to a specific column; it always puts point on the first column of a line. @item -Emacs no longer recognizes the @code{permanent-local-hook} property of -local hook functions. +Windows no longer have parameters. @item -The @code{ignore-errors} macro has been moved into the @code{cl} -package. +The @code{display-buffer} function has been rewritten in C. Its +window-splitting heuristics are a little less sophisticated, and a +little less documented. Window-splitting is handled internally, +instead of using @code{split-window-preferred-function} (which has +been removed). Windows are never split horizontally; the variable +@code{split-width-threshold} has been removed. @item The @code{mode-name} variable now accepts only string values, and cannot take the form of a mode-line construct. @item -Several keymap have been eliminated: @code{input-decode-map}, +The behavior of @code{map-char-table} has changed. It calls the +mapping function for every single character in the table, instead of +using cons cells to represent contiguous character code ranges. + +@item +Several keymaps have been eliminated: @code{input-decode-map}, @code{local-function-key-map}, @code{search-map}, @code{multi-query-replace-map}, and @code{minibuffer-local-shell-command-map}. @item Many functions have been removed, including @code{emacs-init-time}, -@code{emacs-uptime}, @code{buffer-swap-text}, @code{use-region-p} and +@code{emacs-uptime}, @code{buffer-swap-text}, @code{use-region-p}, @code{region-active-p}, @code{start-file-process}, @code{process-lines}, @code{image-refresh}, @code{match-substitute-replacement}, @code{word-search-forward-lax}, @@ -129,7 +149,7 @@ Many variables have been removed, including @code{read-circle}, @code{before-init-time} and @code{after-init-time}, @code{generate-autoload-cookie}, @code{file-local-variables-alist}, @code{replace-search-function} and @code{replace-re-search-function}, -@code{inhibit-changing-match-data}, @code{wrap-prefix} and +@code{inhibit-changing-match-data}, @code{wrap-prefix}, and @code{line-prefix}, @end itemize -- 2.20.1