Merge from trunk.

[gnu-emacs] / etc / NEWS

diff --git a/etc/NEWS b/etc/NEWS
index 319f5f8c9585f830ba137ab062fda4fccfaca590..66b173751bf006054bc783e3d33ff45eb3948d2f 100644 (file)
--- a/etc/NEWS
+++ b/etc/NEWS
@@ -47,6 +47,9 @@ also depend on Gtk+.  You can disable them with --without-rsvg and
 This is only useful for Emacs developers to debug certain types of bugs.
 This is not a new feature; only the configure flag is new.
 
 This is only useful for Emacs developers to debug certain types of bugs.
 This is not a new feature; only the configure flag is new.
 

+** There is a new configure option --with-wide-int.
+With it, Emacs integers typically have 62 bits, even on 32-bit machines.
+

 ---
 ** New translation of the Emacs Tutorial in Hebrew is available.
 Type `C-u C-h t' to choose it in case your language setup doesn't
 ---
 ** New translation of the Emacs Tutorial in Hebrew is available.
 Type `C-u C-h t' to choose it in case your language setup doesn't


@@ -68,8 +71,9 @@ and also when HOME is set to C:\ by default.
 \f
 * Changes in Emacs 24.1
 
 \f
 * Changes in Emacs 24.1
 

-** Completion in a non-minibuffer now tries to detect the end of completion
-and pops down the *Completions* buffer accordingly.
+** The inactive minibuffer has its own major mode `minibuffer-inactive-mode'.
+This is handy for minibuffer-only frames, and is also used for the "mouse-1
+pops up *Messages*" feature, which can now easily be changed.

 
 ** emacsclient changes
 
 
 ** emacsclient changes
 


@@ -80,18 +84,63 @@ client frame in parent X window ID, via XEmbed.  This works like the
 +++
 *** New emacsclient argument -q/--quiet suppresses some status messages.
 
 +++
 *** New emacsclient argument -q/--quiet suppresses some status messages.
 

++++
+*** New emacsclient argument --frame-parameters can be used to set the
+frame parameters of a newly-created graphical frame.
+

 *** If emacsclient shuts down as a result of Emacs signalling an
 error, its exit status is 1.
 
 *** If emacsclient shuts down as a result of Emacs signalling an
 error, its exit status is 1.
 

-** Completion can cycle, depending on completion-cycle-threshold.
+** Completion
+*** shell-mode uses pcomplete rules, with the standard completion UI.
+
+*** Many packages have been changed to use completion-at-point rather than
+their own completion code.
+
+*** Completion in a non-minibuffer now tries to detect the end of completion
+and pops down the *Completions* buffer accordingly.
+
+*** Completion can cycle, depending on completion-cycle-threshold.
+
+*** New completion style `substring'.
+
+*** Completion style can be set per-category `completion-category-overrides'.
+
+*** Completion of buffers now uses substring completion by default.

 
 

-** `completing-read' can be customized using the new variable
+*** `completing-read' can be customized using the new variable

 `completing-read-function'.
 
 `completing-read-function'.
 

+*** minibuffer-local-filename-must-match-map is not used any more.
+Instead, the bindings in minibuffer-local-filename-completion-map are combined
+with minibuffer-local-must-match-map.
+

 ** auto-mode-case-fold is now enabled by default.
 
 ** auto-mode-case-fold is now enabled by default.
 

+** smtpmail changes
+
+** smtpmail has been largely rewritten to upgrade to STARTTLS if
+possible, and uses the auth-source framework for getting credentials.
+The rewrite should be largely compatible with previous versions of
+smtpmail, but there are two major incompatibilities:
+
+** `smtpmail-auth-credentials' no longer exists.  That variable could
+be either ~/.authinfo (in which case you're fine -- you won't see any
+difference), but if it were a direct list of user names and passwords,
+you will be prompted for the user name and the password instead, and
+they will then be saved to ~/.authinfo.
+
+** Similarly, `smtpmail-starttls-credentials' no longer exists.  If
+you had thet set, then then you need to put
+
+machine smtp.whatever.foo port 25 key "~/.my_smtp_tls.key" cert "~/.my_smtp_tls.cert"
+
+in your ~/.authinfo file instead.
+
+** Internationalization changes
+

 +++
 +++

-** Emacs now supports display and editing of bidirectional text.
+*** Emacs now supports display and editing of bidirectional text.

 
 See the node "Bidirectional Editing" in the Emacs Manual for some
 initial documentation.
 
 See the node "Bidirectional Editing" in the Emacs Manual for some
 initial documentation.


@@ -117,6 +166,20 @@ Note that some advanced display features, such as overlay strings and
 `display' text properties, do not yet work correctly when
 bidirectional text is reordered for display.
 
 `display' text properties, do not yet work correctly when
 bidirectional text is reordered for display.
 

++++
+*** Enhanced support for characters that have no glyphs in available fonts.
+If a character has no glyphs in any of the available fonts, Emacs by
+default will display it either as a hexadecimal code in a box or as a
+thin 1-pixel space.  In addition to these two methods, Emacs can
+display these characters as empty box, as an acronym, or not display
+them at all.  To change how these characters are displayed, customize
+the variable `glyphless-char-display-control'.
+
+On character terminals these methods are used for characters that
+cannot be encoded by the `terminal-coding-system'.
+
+*** There are two new input methods for Persian/Farsi: farsi and farsi-translit.
+

 ** GTK scroll-bars are now placed on the right by default.
 Use `set-scroll-bar-mode' to change this.
 
 ** GTK scroll-bars are now placed on the right by default.
 Use `set-scroll-bar-mode' to change this.
 


@@ -154,19 +217,9 @@ off by customizing x-gtk-use-system-tooltips.
 with Xft.  To change font, use the X resource font, for example:
 Emacs.pane.menubar.font:  Courier-12
 
 with Xft.  To change font, use the X resource font, for example:
 Emacs.pane.menubar.font:  Courier-12
 

-+++
-** Enhanced support for characters that have no glyphs in available fonts.
-If a character has no glyphs in any of the available fonts, Emacs by
-default will display it either as a hexadecimal code in a box or as a
-thin 1-pixel space.  In addition to these two methods, Emacs can
-display these characters as empty box, as an acronym, or not display
-them at all.  To change how these characters are displayed, customize
-the variable `glyphless-char-display-control'.
-
-On character terminals these methods are used for characters that
-cannot be encoded by the `terminal-coding-system'.
-

 ** On graphical displays, the mode-line no longer ends in dashes.
 ** On graphical displays, the mode-line no longer ends in dashes.

+Also, the first dash (which does not indicate anything) is just
+displayed as a space.

 
 ** On Nextstep/OSX, the menu bar can be hidden by customizing
 ns-auto-hide-menu-bar.
 
 ** On Nextstep/OSX, the menu bar can be hidden by customizing
 ns-auto-hide-menu-bar.


@@ -267,11 +320,29 @@ default, all themes included in Emacs are treated as safe.
 ** The user option `remote-file-name-inhibit-cache' controls whether
 the remote file-name cache is used for read access.
 
 ** The user option `remote-file-name-inhibit-cache' controls whether
 the remote file-name cache is used for read access.
 

++++
+** The use of a "mode: minor" specification in a file local variables section
+to enable a minor-mode is deprecated.  Instead, use "eval: (minor-mode 1)".
+

 ** The standalone programs lib-src/digest-doc and sorted-doc have been
 replaced with Lisp commands `doc-file-to-man' and `doc-file-to-info'.
 
 ** The standalone programs lib-src/digest-doc and sorted-doc have been
 replaced with Lisp commands `doc-file-to-man' and `doc-file-to-info'.
 

+---
+** The standalone program `fakemail' has been removed.
+If you need it, feedmail.el ought to provide a superset of the functionality.
+

 ** The variable `focus-follows-mouse' now always defaults to nil.
 
 ** The variable `focus-follows-mouse' now always defaults to nil.
 

+** New primitive `secure-hash' that supports many secure hash algorithms
+including md5, sha-1 and sha-2 (sha-224, sha-256, sha-384 and sha-512).
+The elisp implementation sha1.el is removed. Feature sha1 is provided
+by default.
+
+** Menu-bar changes
+
+*** `menu-bar-select-buffer-function' lets you choose another operation
+instead of `switch-to-buffer' when selecting an item in the Buffers menu.
+

 \f
 * Editing Changes in Emacs 24.1
 
 \f
 * Editing Changes in Emacs 24.1
 


@@ -364,6 +435,11 @@ between applications.
 
 *** Support for X cut buffers has been removed.
 
 
 *** Support for X cut buffers has been removed.
 

+*** Support for X clipboard managers has been added.
+
+**** To inhibit use of the clipboard manager, set
+`x-select-enable-clipboard-manager' to nil.
+

 ** New command `rectangle-number-lines', bound to `C-x r N', numbers
 the lines in the current rectangle.  With an prefix argument, this
 prompts for a number to count from and for a format string.
 ** New command `rectangle-number-lines', bound to `C-x r N', numbers
 the lines in the current rectangle.  With an prefix argument, this
 prompts for a number to count from and for a format string.


@@ -377,9 +453,15 @@ $ESHELL nor variable `explicit-shell-file-name' is set.
 
 ** comint and modes derived from it use the generic completion code.
 
 
 ** comint and modes derived from it use the generic completion code.
 

-** The compile.el mode can be used without font-lock-mode.
+** Compilation mode
+
+*** Compilation mode can be used without font-lock-mode.

 `compilation-parse-errors-function' is now obsolete.
 
 `compilation-parse-errors-function' is now obsolete.
 

+*** `compilation-filter-start' is let-bound to the start of the text
+inserted by the compilation filter function, when calling
+compilation-filter-hook.
+

 ** The Landmark game is now invoked with `landmark', not `lm'.
 
 ** Prolog mode has been completely revamped, with lots of additional
 ** The Landmark game is now invoked with `landmark', not `lm'.
 
 ** Prolog mode has been completely revamped, with lots of additional


@@ -391,11 +473,24 @@ Just set shell-dir-cookie-re to an appropriate regexp.
 
 ** Modula-2 mode provides auto-indentation.
 
 
 ** Modula-2 mode provides auto-indentation.
 

+** BibTeX mode
+
+*** BibTeX mode now supports biblatex.
+Use the variable bibtex-dialect to select support for different BibTeX dialects.
+bibtex-entry-field-alist is now an obsolete alias for
+bibtex-BibTeX-entry-alist.
+
+*** New command `bibtex-search-entries' bound to C-c C-a.
+
+*** New `bibtex-entry-format' option `sort-fields', disabled by default.
+
+*** New variable `bibtex-search-entry-globally'.
+

 ** latex-electric-env-pair-mode keeps \begin..\end matched on the fly.
 
 ** FIXME: xdg-open for browse-url and reportbug, 2010/08.
 
 ** latex-electric-env-pair-mode keeps \begin..\end matched on the fly.
 
 ** FIXME: xdg-open for browse-url and reportbug, 2010/08.
 

-** Archive Mode has basic support to browse 7z archives.
+** Archive Mode has basic support to browse and update 7z archives.

 
 ** browse-url has gotten a new variable that is used for mailto: URLs,
 `browse-url-mailto-function', which defaults to `browse-url-mail'.
 
 ** browse-url has gotten a new variable that is used for mailto: URLs,
 `browse-url-mailto-function', which defaults to `browse-url-mail'.


@@ -455,9 +550,18 @@ See the variable `diary-comment-start'.
 *** Appointments can specify their individual warning times.
 See the variable `appt-warning-time-regexp'.
 
 *** Appointments can specify their individual warning times.
 See the variable `appt-warning-time-regexp'.
 

+---
+*** The function specified by `appt-disp-window-function' may be passed
+lists of arguments if multiple appointments are due at similar times.
+If you are using a custom function for this, you should update it.
+

 +++
 *** New function `diary-hebrew-birthday'.
 
 +++
 *** New function `diary-hebrew-birthday'.
 

+---
+*** Elements of `calendar-day-abbrev-array' and `calendar-month-abbrev-array'
+may no longer be nil, but must all be strings.
+

 ---
 *** The obsolete (since Emacs 22.1) method of enabling the appt package
 by adding appt-make-list to diary-hook has been removed.  Use appt-activate.
 ---
 *** The obsolete (since Emacs 22.1) method of enabling the appt package
 by adding appt-make-list to diary-hook has been removed.  Use appt-activate.


@@ -633,6 +737,14 @@ listing object name completions when being sent text via
 
 *** An API for manipulating SQL product definitions has been added.
 
 
 *** An API for manipulating SQL product definitions has been added.
 

+** Image mode
+
+*** RET (`image-toggle-animation') toggles animation, if the displayed
+image can be animated.
+
+*** Option `image-animate-loop', if non-nil, loops the animation.
+If nil, `image-toggle-animation' plays the animation once.
+

 ** sregex.el is now obsolete, since rx.el is a strict superset.
 
 ** s-region.el and pc-select are now declared obsolete,
 ** sregex.el is now obsolete, since rx.el is a strict superset.
 
 ** s-region.el and pc-select are now declared obsolete,


@@ -684,6 +796,9 @@ the user for specifics, e.g. a merge source.
 
 **** Currently supported for Bzr, Git, and Mercurial.
 
 
 **** Currently supported for Bzr, Git, and Mercurial.
 

+*** New option `vc-revert-show-diff' controls whether `vc-revert'
+shows a diff while querying the user.  It defaults to t.
+

 *** Log entries in some Log View buffers can be toggled to display a
 longer description by typing RET (log-view-toggle-entry-display).
 In the Log View buffers made by `C-x v L' (vc-print-root-log), you can
 *** Log entries in some Log View buffers can be toggled to display a
 longer description by typing RET (log-view-toggle-entry-display).
 In the Log View buffers made by `C-x v L' (vc-print-root-log), you can


@@ -697,8 +812,15 @@ binding `log-view-expanded-log-entry-function' to a suitable function.
 *** New command `vc-ediff' allows visual comparison of two revisions
 of a file similar to `vc-diff', but using ediff backend.
 
 *** New command `vc-ediff' allows visual comparison of two revisions
 of a file similar to `vc-diff', but using ediff backend.
 

+** CC Mode (C, C++, etc.)
+
+*** New feature to "guess" the style in an existing buffer.
+

 ** Miscellaneous
 
 ** Miscellaneous
 

++++
+*** f90.el has some support for Fortran 2008 syntax.
+

 ---
 *** `copyright-fix-years' can optionally convert consecutive years to ranges.
 
 ---
 *** `copyright-fix-years' can optionally convert consecutive years to ranges.
 


@@ -715,6 +837,9 @@ consult.
 \f
 * New Modes and Packages in Emacs 24.1
 
 \f
 * New Modes and Packages in Emacs 24.1
 

+** Occur Edit mode applies edits made in *Occur* buffers to the
+original buffers.  It is bound to C-x C-q in Occur mode.
+

 ** New global minor modes electric-pair-mode, electric-indent-mode,
 and electric-layout-mode.
 
 ** New global minor modes electric-pair-mode, electric-indent-mode,
 and electric-layout-mode.
 


@@ -737,6 +862,13 @@ soap-inspect.el is an interactive inspector for SOAP WSDL structures.
 
 ** xmodmap-generic-mode for xmodmap files.
 
 
 ** xmodmap-generic-mode for xmodmap files.
 

+** New emacs-lock.el package.
+(The pre-existing one has been renamed to old-emacs-lock.el and moved
+to obsolete/.)  Now, Emacs Lock is a proper minor mode
+`emacs-lock-mode'.  Protection against exiting Emacs and killing the
+buffer can be set separately.  The mechanism for auto turning off
+protection for buffers with inferior processes has been generalized.
+

 \f
 * Incompatible Lisp Changes in Emacs 24.1
 
 \f
 * Incompatible Lisp Changes in Emacs 24.1
 


@@ -811,6 +943,25 @@ sc.el, x-menu.el, rnews.el, rnewspost.el
 \f
 * Lisp changes in Emacs 24.1
 
 \f
 * Lisp changes in Emacs 24.1
 

+** Completion
+*** New variable completion-extra-properties used to specify extra properties
+of the current completion:
+- :annotate-function, same as the old completion-annotate-function.
+- :exit-function, function to call after completion took place.
+
+*** Functions on completion-at-point-functions can return any of the properties
+valid for completion-extra-properties.
+
+*** completion-annotate-function is obsolete.
+
+*** New `metadata' method for completion tables.  The metadata thus returned
+can specify various details of the data returned by `all-completions':
+- `category' is the kind of objects returned (e.g., `buffer', `file', ...),
+  used to select a style in completion-category-overrides.
+- `annotation-function' to add annotations in *Completions*.
+- `display-sort-function' to specify how to sort entries in *Completions*.
+- `cycle-sort-function' to specify how to sort entries when cycling.
+

 ** `glyphless-char-display' can now distinguish between graphical and
 text terminal display, via a char-table entry that is a cons cell.
 
 ** `glyphless-char-display' can now distinguish between graphical and
 text terminal display, via a char-table entry that is a cons cell.
 


@@ -887,8 +1038,6 @@ argument is supplied (see Trash changes, above).
 
 ** buffer-substring-filters is obsoleted by filter-buffer-substring-functions.
 
 
 ** buffer-substring-filters is obsoleted by filter-buffer-substring-functions.
 

-** New completion style `substring'.
-

 ** `facemenu-read-color' is now an alias for `read-color'.
 The command `read-color' now requires a match for a color name or RGB
 triplet, instead of signalling an error if the user provides a invalid
 ** `facemenu-read-color' is now an alias for `read-color'.
 The command `read-color' now requires a match for a color name or RGB
 triplet, instead of signalling an error if the user provides a invalid


@@ -900,12 +1049,14 @@ i.e. via menu entries of the form `(menu-item "--")'.
 
 ** Image API
 
 
 ** Image API
 

-*** When the image type is one of listed in `image-animated-types'
-and the number of sub-images in the image is more than one, then the
-new function `create-animated-image' creates an animated image where
-sub-images are displayed successively with the duration defined by
-`image-animate-max-time' and the delay between sub-images defined
-by the Graphic Control Extension of the image.
+*** Animated images support (currently animated gifs only).
+
+**** `image-animated-p' returns non-nil if an image can be animated.
+
+**** `image-animate' animates a supplied image spec.
+
+**** `image-animate-timer' returns the timer object for an image that
+is being animated.

 
 *** `image-extension-data' is renamed to `image-metadata'.
 
 
 *** `image-extension-data' is renamed to `image-metadata'.
 


@@ -952,6 +1103,14 @@ being reverted, even if the buffer has a local `revert-buffer-function'.
 ** New variables `delayed-warnings-list' and `delayed-warnings-hook' allow
 deferring warnings until the main command loop is executed.
 
 ** New variables `delayed-warnings-list' and `delayed-warnings-hook' allow
 deferring warnings until the main command loop is executed.
 

++++
+** `set-auto-mode' now respects mode: local variables at the end of files,
+as well as those in the -*- line.
+
+---
+** rx.el has a new `group-n' construct for explicitly numbered groups.
+
+** keymaps can inherit from multiple parents.

 \f
 * Changes in Emacs 24.1 on non-free operating systems
 
 \f
 * Changes in Emacs 24.1 on non-free operating systems