X-Git-Url: https://git.hcoop.net/bpt/emacs.git/blobdiff_plain/220d91b834f7f7252b9953460422151b86b3520c..e7f7fbaa11828658bfa7a47e07446d050dc0ad92:/etc/NEWS diff --git a/etc/NEWS b/etc/NEWS index d9d84b9ce1..da9f1aa3ac 100644 --- a/etc/NEWS +++ b/etc/NEWS @@ -1,6 +1,6 @@ GNU Emacs NEWS -- history of user-visible changes. -Copyright (C) 2010 Free Software Foundation, Inc. +Copyright (C) 2010-2011 Free Software Foundation, Inc. See the end of the file for license conditions. Please send Emacs bug reports to bug-gnu-emacs@gnu.org. @@ -37,10 +37,6 @@ You can disable this by configuring --without-compress-info. These provide no new functionality, they just remove the need to edit lib-src/Makefile by hand in order to use the associated features. ---- -** There is a new configure option --with-crt-dir. -This is only useful if your crt*.o files are in a non-standard location. - --- ** Emacs can be compiled against Gtk+ 3.0 if you pass --with-x-toolkit=gtk3 to configure. Note that other libraries used by Emacs, RSVG and GConf, @@ -60,8 +56,11 @@ automatically select it. * Startup Changes in Emacs 24.1 ** The --unibyte, --multibyte, --no-multibyte, and --no-unibyte -command line arguments no longer have any effect. (They were declared -obsolete in Emacs 23.) +command line arguments, and the EMACS_UNIBYTE environment variable, no +longer have any effect. (They were declared obsolete in Emacs 23.) + +** New command line option `--no-site-lisp' removes site-lisp directories +from load-path. -Q now implies this. * Changes in Emacs 24.1 @@ -138,7 +137,23 @@ theme when Emacs is built with GTK. off by customizing x-gtk-use-system-tooltips. ** Lucid menus and dialogs can display antialiased fonts if Emacs is built -with Xft. +with Xft. To change font, use X resource faceName, for example: +Emacs.pane.menubar.faceName: Courier-12 +Set faceName to none and use font to use the old X fonts. + ++++ +** 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. ** Basic SELinux support has been added. This requires Emacs to be linked with libselinux at build time. @@ -183,7 +198,7 @@ for `list-colors-display'. ** An Emacs Lisp package manager is now included. This is a convenient way to download and install additional packages, -from elpa.gnu.org. +from a package repository at elpa.gnu.org. *** `M-x list-packages' shows a list of packages, which can be selected for installation. @@ -195,17 +210,44 @@ automatically when Emacs starts up. To disable this, set `package-enable-at-startup' to nil. To change which packages are loaded, customize `package-load-list'. +** An Emacs Lisp testing tool is now included. +Emacs Lisp developers can use this tool to write automated tests for +their code. See the ERT info manual for details. + ** Custom Themes *** `M-x customize-themes' lists Custom themes which can be enabled. +*** New option `custom-theme-load-path' is the load path for themes. +Emacs no longer looks for custom themes in `load-path'. The default +is to search in `custom-theme-directory', followed by a built-in theme +directory named "themes/" in `data-directory'. + +*** New option `custom-safe-themes' records known-safe theme files. +If a theme is not in this list, Emacs queries before loading it, and +offers to save the theme to `custom-safe-themes' automatically. By +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 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 variable `focus-follows-mouse' now always defaults to nil. + * Editing Changes in Emacs 24.1 -** completion-at-point is now an alias for complete-symbol. ++++ +** There is a new command `count-words-region', which does what you expect. + +** completion-at-point now handles tags and semantic completion. + +** The default value of `backup-by-copying-when-mismatch' is now t. + +** The command `just-one-space' (C-SPC), if given a negative argument, +also deletes newlines around point. ** Deletion changes @@ -215,8 +257,8 @@ and no prefix argument is given. If set to `kill', these commands kill instead. *** New command `delete-forward-char', bound to C-d and [delete]. -This is meant for interactive use, and obeys `delete-active-region'; -delete-char, meant for Lisp, does not obey `delete-active-region'. +This is meant for interactive use, and obeys `delete-active-region'. +The command `delete-char' does not obey `delete-active-region'. *** `delete-backward-char' is now a Lisp function. Apart from obeying `delete-active-region', its behavior is unchanged. @@ -228,36 +270,83 @@ should use delete-char with a negative argument instead. ** Selection changes. The default handling of clipboard and primary selections has been -changed to conform with other X applications. +changed to conform with other X applications. The exact changes are +described below; in short, mouse commands to select and paste text now +use the primary selection, while all other commands for killing and +yanking text now use the clipboard. + +*** Merely selecting text (e.g. with drag-mouse-1) does not add it to +the kill-ring. On systems with a primary selection separate from the +clipboard (such as X), the selected text is put in the primary +selection. -*** `select-active-regions' now defaults to t, so active regions set -the primary selection. +*** mouse-2 is now bound to `mouse-yank-primary', which pastes from +the primary selection regardless of the contents of the kill-ring. -It also accepts a new value, `lazy', which means to only set the +*** Commands that kill text or copy it to the kill-ring (M-w, C-w, +C-k, etc.) also put the killed text into the clipboard. This change +also means that the "Copy", "Cut", and "Paste" items in the "Edit" +menu are now exactly equivalent to, respectively M-w, C-w, and C-y. + +*** Yank commands, such as C-y and M-y, retrieve text from the +clipboard if it is available. + +*** The above changes are reflected in the following new defaults: + +**** `select-active-regions' now defaults to t. +It also accepts a new value, `only', which means to only set the primary selection for temporarily active regions (usually made by mouse-dragging or shift-selection). -*** `mouse-2' is now bound to `mouse-yank-primary'. +**** `mouse-2' is now bound to `mouse-yank-primary'. +Previously, it was bound to `mouse-yank-at-click' (which is now +unbound by default). + +**** `x-select-enable-clipboard' now defaults to t on all platforms. +Note that this variable was already non-nil by default on MS-Windows, +which does not support the primary selection between applications. -*** `x-select-enable-clipboard' now defaults to t. -Thus, killing and yanking now use the clipboard (in addition to the -kill ring). +**** `x-select-enable-primary' now defaults to nil. +This variable exists only on X; its default value was t in previous +versions. -*** `x-select-enable-primary' now defaults to nil. +**** `mouse-drag-copy-region' now defaults to nil. -*** `mouse-drag-copy-region' now defaults to nil. +*** To return to the previous behavior, where mouse commands use the +clipboard, change `mouse-drag-copy-region' and (on X only) +`x-select-enable-primary' to t. If you don't want Emacs to put the +text into the clipboard, only to the primary selection, additionally +set `x-select-enable-clipboard' to nil. *** Support for X cut buffers has been removed. +** 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. + * Changes in Specialized Modes and Packages in Emacs 24.1 +** The Landmark game is now invoked with `landmark', not `lm'. + +** Prolog mode has been completely revamped, with lots of additional +functionality such as more intelligent indentation, electricty, support for +more variants, including Mercury, and a lot more. + +** shell-mode can track your cwd by reading it from your prompt. +Just set shell-dir-cookie-re to an appropriate regexp. + +** Modula-2 mode provides auto-indentation. + ** 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. +** browse-url has gotten a new variable that is used for mailto: URLs, + `browse-url-mailto-function', which defaults to `browse-url-mail'. + ** ERC changes *** New vars `erc-autojoin-timing' and `erc-autojoin-delay'. @@ -266,6 +355,17 @@ successful NickServ identification, or after `erc-autojoin-delay' seconds. The default value, 'ident, means to autojoin immediately after connecting. +*** New variable `erc-coding-system-precedence': If we use `undecided' +as the server coding system, this variable will then be consulted. +The default is to decode strings that can be decoded as utf-8 as +utf-8, and do the normal `undecided' decoding for the rest. + +** Eshell changes + +*** The default value of eshell-directory-name is a directory named +"eshell" in `user-emacs-directory'. If the old "~/.eshell/" directory +exists, that is used instead. + ** In ido-mode, C-v is no longer bound to ido-toggle-vc. The reason is that this interferes with cua-mode. @@ -276,6 +376,8 @@ You can get a comparable behavior with: ** mpc.el: Can use pseudo tags of the form tag1|tag2 as a union of two tags. +** server can listen on a specific port using the server-port option. + ** Calendar, Diary, and Appt --- @@ -295,7 +397,7 @@ view-diary-entries, list-diary-entries, show-all-diary-entries *** Customize buffers now contain a search field. The search is performed using `customize-apropos'. -To turn off the search field, set custom-search-field to nil . +To turn off the search field, set custom-search-field to nil. *** Custom options now start out hidden if at their default values. Use the arrow to the left of the option name to toggle visibility. @@ -310,41 +412,6 @@ choose a color via list-colors-display. *** dired-jump and dired-jump-other-window called with a prefix argument read a file name from the minibuffer instead of using buffer-file-name. -** VC and related modes - -*** New VC commands: vc-log-incoming, vc-log-outgoing, vc-find-conflicted-file. - -**** vc-log-incoming for Git runs "git fetch" so that the necessary -data is available locally. - -**** vc-log-incoming and vc-log-outgoing for Git require version 1.7 (or newer). - -*** New key bindings: C-x v I and C-x v O bound to vc-log-incoming and -vc-log-outgoing, respectively. - -*** The 'g' key in VC diff, log, log-incoming and log-outgoing buffers -reruns the corresponding VC command to compute an up to date version -of the buffer. - -*** vc-dir for Bzr supports viewing shelve contents and shelving snapshots. - -*** Special markup can be added to log-edit buffers. -The log-edit buffers are expected to have a format similar to email messages -with headers of the form: - Author: - Summary: - Fixes: -Some backends handle some of those headers specially, but any unknown header -is just left as is in the message, so it is not lost. - -**** vc-git handles Author: and Date: -**** vc-hg handles Author: and Date: -**** vc-bzr handles Author:, Date: and Fixes: -**** vc-mtn handles Author: and Date: - -*** Pressing g in a *vc-diff* buffer reruns vc-diff, so it will -produce an up to date diff. - ** Directory local variables can apply to file-less buffers. For example, adding "(diff-mode . ((mode . whitespace)))" to your .dir-locals.el file, will turn on `whitespace-mode' for *vc-diff* buffers. @@ -492,6 +559,8 @@ listing object name completions when being sent text via *** An API for manipulating SQL product definitions has been added. +** sregex.el is now obsolete, since rx.el is a strict superset. + ** s-region.el is now declared obsolete, superceded by shift-select-mode enabled by default in 23.1. @@ -506,20 +575,51 @@ threads simultaneously. *** It is possible now, to access alternative buses than the default system or session bus. +*** dbus-register-{service,method,property} +The -method and -property functions do not automatically register +names anymore. + +The new function dbus-register-service registers a service known name +on a D-Bus without simultaneously registering a property or a method. + ** Tramp +*** There exists a new inline access method "ksu" (kerberized su). + *** The following access methods are discontinued: "ssh1_old", "ssh2_old", "scp1_old", "scp2_old" and "fish". +** VC and related modes + +*** Support for pulling on distributed version control systems. +The vc-update command now runs a "pull" operation, if it is supported. +This updates the current branch from upstream. A prefix argument +means to prompt the user for command specifics, e.g. a pull location. + +**** vc-pull is an alias for vc-update. + +**** Currently supported by Bzr. + +*** Support for merging on distributed version control systems. +The vc-merge command now runs a "merge" operation, if it is supported. +This merges another branch into the current one. A prefix argument +means to prompt the user for command specifics, e.g. a merge location. + +**** Currently supported by Bzr. + +** Miscellaneous + +--- +*** `copyright-fix-years' can optionally convert consecutive years to ranges. + * New Modes and Packages in Emacs 24.1 -** New global minor modes electric-pair-mode and electric-indent-mode. +** New global minor modes electric-pair-mode, electric-indent-mode, +and electric-layout-mode. ** pcase.el provides the ML-style pattern matching macro `pcase'. -** smie.el is a package providing a simple generic indentation engine. - ** secrets.el is an implementation of the Secret Service API, an interface to password managers like GNOME Keyring or KDE Wallet. The Secret Service API requires D-Bus for communication. The command @@ -532,6 +632,18 @@ Notifications API. It requires D-Bus for communication. * Incompatible Lisp Changes in Emacs 24.1 +** `compose-mail' now accepts an optional 8th arg, RETURN-ACTION, and +passes it to the mail user agent function. This argument specifies an +action for returning to the caller after finishing with the mail. +This is currently used by Rmail to delete a mail window. + +** For mouse click input events in the text area, the Y pixel +coordinate in the POSITION list now counts from the top of the text +area, excluding any header line. Previously, it counted from the top +of the header line. + +** Remove obsolete name `e' (use `float-e' instead). + ** A backquote not followed by a space is now always treated as new-style. ** Test for special mode-class was moved from view-file to view-buffer. @@ -575,9 +687,19 @@ font-lock-defaults-alist ** The following files, obsolete since at least Emacs 21.1, have been removed: sc.el, x-menu.el, rnews.el, rnewspost.el +** FIXME finder-inf.el changes. + * Lisp changes in Emacs 24.1 +** Removed the stack-trace-on-error variable. +Also the debugger can now "continue" from an error, which means it will jump +to the error handler as if the debugger had not been invoked instead of +jumping all the way to the top-level. + +** New function `read-char-choice' reads a restricted set of characters, +discarding any inputs not inside the set. + ** `image-library-alist' is renamed to `dynamic-library-alist'. The variable is now used to load all kind of supported dynamic libraries, not just image libraries. The previous name is still available as an @@ -610,6 +732,15 @@ argument is supplied (see Trash changes, above). ** 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 +input. + +** Tool-bars can display separators. +Tool-bar separators are handled like menu separators in menu-bar maps, +i.e. via menu entries of the form `(menu-item "--")'. + ** Image API *** When the image type is one of listed in `image-animated-types' @@ -625,8 +756,8 @@ by the Graphic Control Extension of the image. *** If Emacs is compiled with libxml2 support (which is the default), two new Emacs Lisp-level functions are defined: -`xml-parse-html-string-internal' (which will parse "real world" HTML) -and `xml-parse-string-internal' (which parses XML). Both return an +`libxml-parse-html-region' (which will parse "real world" HTML) +and `libxml-parse-xml-region' (which parses XML). Both return an Emacs Lisp parse tree. FIXME: These should be front-ended by xml.el.