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| -rw-r--r-- | doc/emacs/ChangeLog | 4 | ||||
| -rw-r--r-- | doc/emacs/modes.texi | 13 | ||||
| -rw-r--r-- | doc/lispref/ChangeLog | 7 | ||||
| -rw-r--r-- | doc/lispref/elisp.texi | 5 | ||||
| -rw-r--r-- | doc/lispref/modes.texi | 337 | ||||
| -rw-r--r-- | doc/lispref/vol1.texi | 7 | ||||
| -rw-r--r-- | doc/lispref/vol2.texi | 7 | ||||
| -rw-r--r-- | etc/NEWS | 15 |
8 files changed, 208 insertions, 187 deletions
diff --git a/doc/emacs/ChangeLog b/doc/emacs/ChangeLog index 58b98189e2..2407d7dd18 100644 --- a/doc/emacs/ChangeLog +++ b/doc/emacs/ChangeLog @@ -1,3 +1,7 @@ +2011-08-29 Chong Yidong <cyd@stupidchicken.com> + + * modes.texi (Choosing Modes): auto-mode-case-fold is now t. + 2011-08-28 Chong Yidong <cyd@stupidchicken.com> * files.texi (File Archives): diff --git a/doc/emacs/modes.texi b/doc/emacs/modes.texi index 314d5d4347..d82423a73b 100644 --- a/doc/emacs/modes.texi +++ b/doc/emacs/modes.texi @@ -353,12 +353,13 @@ the element has the form @code{(@var{regexp} @var{mode-function} @var{regexp} and searches the list again for another match. @vindex auto-mode-case-fold - On systems with case-insensitive file names, such as Microsoft -Windows, Emacs performs a single case-insensitive search through -@code{auto-mode-alist}. On other systems, Emacs normally performs a -single case-sensitive search through the alist. However, if you -change the variable @code{auto-mode-case-fold} to @code{t}, Emacs -performs a second case-insensitive search if the first search fails. + On GNU/Linux and other systems with case-sensitive file names, Emacs +performs a case-sensitive search through @code{auto-mode-alist}; if +this search fails, it performs a second case-insensitive search +through the alist. To suppress the second search, change the variable +@code{auto-mode-case-fold} to @code{nil}. On systems with +case-insensitive file names, such as Microsoft Windows, Emacs performs +a single case-insensitive search through @code{auto-mode-alist}. @vindex magic-fallback-mode-alist Finally, if Emacs @emph{still} hasn't found a major mode to use, it diff --git a/doc/lispref/ChangeLog b/doc/lispref/ChangeLog index aae0be5a05..57dde5ac4c 100644 --- a/doc/lispref/ChangeLog +++ b/doc/lispref/ChangeLog @@ -1,3 +1,10 @@ +2011-08-29 Chong Yidong <cyd@stupidchicken.com> + + * modes.texi (Basic Major Modes): New node. Callers updated. + (Major Modes): Document fundamental-mode and major-mode. + (Major Mode Basics): Node deleted; text moved to Major Modes. + (Derived Modes): Document derived-mode-p. + 2011-08-28 Chong Yidong <cyd@stupidchicken.com> * files.texi (Changing Files, Create/Delete Dirs): Document new diff --git a/doc/lispref/elisp.texi b/doc/lispref/elisp.texi index bb05f1b4a0..a19af90302 100644 --- a/doc/lispref/elisp.texi +++ b/doc/lispref/elisp.texi @@ -765,8 +765,7 @@ Major and Minor Modes * Major Modes:: Defining major modes. * Minor Modes:: Defining minor modes. * Mode Line Format:: Customizing the text that appears in the mode line. -* Imenu:: How a mode can provide a menu - of definitions in the buffer. +* Imenu:: Providing a menu of definitions made in a buffer. * Font Lock Mode:: How modes can highlight text according to syntax. * Desktop Save Mode:: How modes can have buffer state saved between Emacs sessions. @@ -778,12 +777,12 @@ Hooks Major Modes -* Major Mode Basics:: * Major Mode Conventions:: Coding conventions for keymaps, etc. * Auto Major Mode:: How Emacs chooses the major mode automatically. * Mode Help:: Finding out how to use a mode. * Derived Modes:: Defining a new major mode based on another major mode. +* Basic Major Modes:: Modes that other modes are often derived from. * Generic Modes:: Defining a simple major mode that supports comment syntax and Font Lock mode. * Mode Hooks:: Hooks run at the end of major mode functions. diff --git a/doc/lispref/modes.texi b/doc/lispref/modes.texi index a354265b36..586fc0bbbf 100644 --- a/doc/lispref/modes.texi +++ b/doc/lispref/modes.texi @@ -19,16 +19,15 @@ user. For related topics such as keymaps and syntax tables, see @ref{Keymaps}, and @ref{Syntax Tables}. @menu -* Hooks:: How to use hooks; how to write code that provides hooks. -* Major Modes:: Defining major modes. -* Minor Modes:: Defining minor modes. -* Mode Line Format:: Customizing the text that appears in the mode line. -* Imenu:: How a mode can provide a menu - of definitions in the buffer. -* Font Lock Mode:: How modes can highlight text according to syntax. -* Auto-Indentation:: How to teach Emacs to indent for a major mode. -* Desktop Save Mode:: How modes can have buffer state saved between - Emacs sessions. +* Hooks:: How to use hooks; how to write code that provides hooks. +* Major Modes:: Defining major modes. +* Minor Modes:: Defining minor modes. +* Mode Line Format:: Customizing the text that appears in the mode line. +* Imenu:: Providing a menu of definitions made in a buffer. +* Font Lock Mode:: How modes can highlight text according to syntax. +* Auto-Indentation:: How to teach Emacs to indent for a major mode. +* Desktop Save Mode:: How modes can have buffer state saved between + Emacs sessions. @end menu @node Hooks @@ -48,12 +47,12 @@ convention, whenever the hook name ends in @samp{-hook}, that tells you it is normal. We try to make all hooks normal, as much as possible, so that you can use them in a uniform way. - Every major mode function is supposed to run a normal hook called -the @dfn{mode hook} as the one of the last steps of initialization. -This makes it easy for a user to customize the behavior of the mode, -by overriding the buffer-local variable assignments already made by -the mode. Most minor mode functions also run a mode hook at the end. -But hooks are used in other contexts too. For example, the hook + Every major mode command is supposed to run a normal hook called the +@dfn{mode hook} as the one of the last steps of initialization. This +makes it easy for a user to customize the behavior of the mode, by +overriding the buffer-local variable assignments already made by the +mode. Most minor mode functions also run a mode hook at the end. But +hooks are used in other contexts too. For example, the hook @code{suspend-hook} runs just before Emacs suspends itself (@pxref{Suspending Emacs}). @@ -78,8 +77,8 @@ convention. its value is just a single function, not a list of functions. @menu -* Running Hooks:: How to run a hook. -* Setting Hooks:: How to put functions on a hook, or remove them. +* Running Hooks:: How to run a hook. +* Setting Hooks:: How to put functions on a hook, or remove them. @end menu @node Running Hooks @@ -195,115 +194,98 @@ from the buffer-local hook list instead of from the global hook list. @section Major Modes @cindex major mode +@cindex major mode command Major modes specialize Emacs for editing particular kinds of text. -Each buffer has only one major mode at a time. For each major mode -there is a function to switch to that mode in the current buffer; its -name should end in @samp{-mode}. These functions work by setting -buffer-local variable bindings and other data associated with the -buffer, such as a local keymap. The effect lasts until you switch -to another major mode in the same buffer. +Each buffer has one major mode at a time. Every major mode is +associated with a @dfn{major mode command}, whose name should end in +@samp{-mode}. This command takes care of switching to that mode in the +current buffer, by setting various buffer-local variables such as a +local keymap. @xref{Major Mode Conventions}. + + The least specialized major mode is called @dfn{Fundamental mode}, +which has no mode-specific definitions or variable settings. + +@deffn Command fundamental-mode +This is the major mode command for Fundamental mode. Unlike other mode +commands, it does @emph{not} run any mode hooks (@pxref{Major Mode +Conventions}), since you are not supposed to customize this mode. +@end deffn + + The easiest way to write a major mode is to use the macro +@code{define-derived-mode}, which sets up the new mode as a variant of +an existing major mode. @xref{Derived Modes}. We recommend using +@code{define-derived-mode} even if the new mode is not an obvious +derivative of another mode, as it automatically enforces many coding +conventions for you. @xref{Basic Major Modes}, for common modes to +derive from. + + The standard GNU Emacs Lisp directory tree contains the code for +several major modes, in files such as @file{text-mode.el}, +@file{texinfo.el}, @file{lisp-mode.el}, and @file{rmail.el}. You can +study these libraries to see how modes are written. + +@defopt major-mode +The buffer-local value of this variable is a symbol naming the buffer's +current major mode. Its default value holds the default major mode for +new buffers. The standard default value is @code{fundamental-mode}. + +If the default value is @code{nil}, then whenever Emacs creates a new +buffer via a command such as @kbd{C-x b} (@code{switch-to-buffer}), the +new buffer is put in the major mode of the previously current buffer. +As an exception, if the major mode of the previous buffer has a +@code{mode-class} symbol property with value @code{special}, the new +buffer is put in Fundamental mode (@pxref{Major Mode Conventions}). +@end defopt @menu -* Major Mode Basics:: -* Major Mode Conventions:: Coding conventions for keymaps, etc. -* Auto Major Mode:: How Emacs chooses the major mode automatically. -* Mode Help:: Finding out how to use a mode. -* Derived Modes:: Defining a new major mode based on another major +* Major Mode Conventions:: Coding conventions for keymaps, etc. +* Auto Major Mode:: How Emacs chooses the major mode automatically. +* Mode Help:: Finding out how to use a mode. +* Derived Modes:: Defining a new major mode based on another major mode. -* Generic Modes:: Defining a simple major mode that supports +* Basic Major Modes:: Modes that other modes are often derived from. +* Generic Modes:: Defining a simple major mode that supports comment syntax and Font Lock mode. -* Mode Hooks:: Hooks run at the end of major mode functions. -* Example Major Modes:: Text mode and Lisp modes. +* Mode Hooks:: Hooks run at the end of major mode commands. +* Example Major Modes:: Text mode and Lisp modes. @end menu -@node Major Mode Basics -@subsection Major Mode Basics -@cindex Fundamental mode - - The least specialized major mode is called @dfn{Fundamental mode}. -This mode has no mode-specific definitions or variable settings, so each -Emacs command behaves in its default manner, and each option is in its -default state. All other major modes redefine various keys and options. -For example, Lisp Interaction mode provides special key bindings for -@kbd{C-j} (@code{eval-print-last-sexp}), @key{TAB} -(@code{lisp-indent-line}), and other keys. - - When you need to write several editing commands to help you perform a -specialized editing task, creating a new major mode is usually a good -idea. In practice, writing a major mode is easy (in contrast to -writing a minor mode, which is often difficult). - - If the new mode is similar to an old one, it is often unwise to -modify the old one to serve two purposes, since it may become harder -to use and maintain. Instead, copy and rename an existing major mode -definition and alter the copy---or use the @code{define-derived-mode} -macro to define a @dfn{derived mode} (@pxref{Derived Modes}). For -example, Rmail Edit mode is a major mode that is very similar to Text -mode except that it provides two additional commands. Its definition -is distinct from that of Text mode, but uses that of Text mode. - - Even if the new mode is not an obvious derivative of any other mode, -we recommend to use @code{define-derived-mode}, since it automatically -enforces the most important coding conventions for you. - - For a very simple programming language major mode that handles -comments and fontification, you can use @code{define-generic-mode}. -@xref{Generic Modes}. - - Rmail Edit mode offers an example of changing the major mode -temporarily for a buffer, so it can be edited in a different way (with -ordinary Emacs commands rather than Rmail commands). In such cases, the -temporary major mode usually provides a command to switch back to the -buffer's usual mode (Rmail mode, in this case). You might be tempted to -present the temporary redefinitions inside a recursive edit and restore -the usual ones when the user exits; but this is a bad idea because it -constrains the user's options when it is done in more than one buffer: -recursive edits must be exited most-recently-entered first. Using an -alternative major mode avoids this limitation. @xref{Recursive -Editing}. - - The standard GNU Emacs Lisp library directory tree contains the code -for several major modes, in files such as @file{text-mode.el}, -@file{texinfo.el}, @file{lisp-mode.el}, @file{c-mode.el}, and -@file{rmail.el}. They are found in various subdirectories of the -@file{lisp} directory. You can study these libraries to see how modes -are written. Text mode is perhaps the simplest major mode aside from -Fundamental mode. Rmail mode is a complicated and specialized mode. - @node Major Mode Conventions @subsection Major Mode Conventions @cindex major mode conventions @cindex conventions for writing major modes - The code for existing major modes follows various coding conventions, -including conventions for local keymap and syntax table initialization, -global names, and hooks. Please follow these conventions when you -define a new major mode. (Fundamental mode is an exception to many -of these conventions, because its definition is to present the global -state of Emacs.) + The code for every major mode should follow various coding +conventions, including conventions for local keymap and syntax table +initialization, function and variable names, and hooks. + + If you use the @code{define-derived-mode} macro, it will take care of +many of these conventions automatically. @xref{Derived Modes}. Note +also that fundamental mode is an exception to many of these conventions, +because its definition is to present the global state of Emacs. - This list of conventions is only partial, because each major mode -should aim for consistency in general with other Emacs major modes. -This makes Emacs as a whole more coherent. It is impossible to list + The following list of conventions is only partial. Each major mode +should aim for consistency in general with other Emacs major modes, as +this makes Emacs as a whole more coherent. It is impossible to list here all the possible points where this issue might come up; if the Emacs developers point out an area where your major mode deviates from the usual conventions, please make it compatible. @itemize @bullet @item -Define a command whose name ends in @samp{-mode}, with no arguments, -that switches to the new mode in the current buffer. This command -should set up the keymap, syntax table, and buffer-local variables in an -existing buffer, without changing the buffer's contents. +Define a major mode command whose name ends in @samp{-mode}. When +called with no arguments, this command should switch to the new mode in +the current buffer by setting up the keymap, syntax table, and +buffer-local variables in an existing buffer. It should not change the +buffer's contents. @item -Write a documentation string for this command that describes the -special commands available in this mode. @kbd{C-h m} -(@code{describe-mode}) in your mode will display this string. +Write a documentation string for this command that describes the special +commands available in this mode. @xref{Mode Help}. The documentation string may include the special documentation substrings, @samp{\[@var{command}]}, @samp{\@{@var{keymap}@}}, and -@samp{\<@var{keymap}>}, which enable the documentation to adapt +@samp{\<@var{keymap}>}, which allow the help display to adapt automatically to the user's own key bindings. @xref{Keys in Documentation}. @@ -527,10 +509,9 @@ mode when creating new buffers (@pxref{Auto Major Mode}), but with such Dired, Rmail, and Buffer List use this feature. The @code{define-derived-mode} macro automatically marks the derived -mode as special if the parent mode is special. The special mode -@code{special-mode} provides a convenient parent for other special -modes to inherit from; it sets @code{buffer-read-only} to @code{t}, -and does little else. +mode as special if the parent mode is special. Special mode is a +convenient parent for such modes to inherit from; @xref{Basic Major +Modes}. @item If you want to make the new mode the default for files with certain @@ -564,16 +545,6 @@ Even if you never load the file more than once, someone else will. automatically selects a major mode for the new buffer when a file is visited. It also processes local variables specified in the file text. -@deffn Command fundamental-mode - Fundamental mode is a major mode that is not specialized for anything -in particular. Other major modes are defined in effect by comparison -with this one---their definitions say what to change, starting from -Fundamental mode. The @code{fundamental-mode} function does @emph{not} -run any mode hooks; you're not supposed to customize it. (If you want Emacs -to behave differently in Fundamental mode, change the @emph{global} -state of Emacs.) -@end deffn - @deffn Command normal-mode &optional find-file This function establishes the proper major mode and buffer-local variable bindings for the current buffer. First it calls @code{set-auto-mode} @@ -599,23 +570,22 @@ by the default value of @code{major-mode} (see below). @cindex file mode specification error @code{normal-mode} uses @code{condition-case} around the call to the -major mode function, so errors are caught and reported as a @samp{File -mode specification error}, followed by the original error message. +major mode command, so errors are caught and reported as a @samp{File +mode specification error}, followed by the original error message. @end deffn @defun set-auto-mode &optional keep-mode-if-same @cindex visited file mode This function selects the major mode that is appropriate for the -current buffer. It bases its decision (in order of precedence) on -the @w{@samp{-*-}} line, on any @samp{mode:} local variable near the -end of a file, on the @w{@samp{#!}} line (using -@code{interpreter-mode-alist}), on the text at the beginning of the -buffer (using @code{magic-mode-alist}), and finally on the visited -file name (using @code{auto-mode-alist}). @xref{Choosing Modes, , How -Major Modes are Chosen, emacs, The GNU Emacs Manual}. -If @code{enable-local-variables} is @code{nil}, @code{set-auto-mode} -does not check the @w{@samp{-*-}} line, or near the end of the file, -for any mode tag. +current buffer. It bases its decision (in order of precedence) on the +@w{@samp{-*-}} line, on any @samp{mode:} local variable near the end of +a file, on the @w{@samp{#!}} line (using @code{interpreter-mode-alist}), +on the text at the beginning of the buffer (using +@code{magic-mode-alist}), and finally on the visited file name (using +@code{auto-mode-alist}). @xref{Choosing Modes, , How Major Modes are +Chosen, emacs, The GNU Emacs Manual}. If @code{enable-local-variables} +is @code{nil}, @code{set-auto-mode} does not check the @w{@samp{-*-}} +line, or near the end of the file, for any mode tag. If @var{keep-mode-if-same} is non-@code{nil}, this function does not call the mode command if the buffer is already in the proper major @@ -624,21 +594,6 @@ mode. For instance, @code{set-visited-file-name} sets this to have set. @end defun -@defopt major-mode -The buffer-local value of this variable holds the major mode -currently active. The default value of this variable holds the -default major mode for new buffers. The standard default value is -@code{fundamental-mode}. - -If the default value of @code{major-mode} is @code{nil}, Emacs uses -the (previously) current buffer's major mode as the default major mode -of a new buffer. However, if that major mode symbol has a @code{mode-class} -property with value @code{special}, then it is not used for new buffers; -Fundamental mode is used instead. The modes that have this property are -those such as Dired and Rmail that are useful only with text that has -been specially prepared. -@end defopt - @defun set-buffer-major-mode buffer This function sets the major mode of @var{buffer} to the default value of @code{major-mode}; if that is @code{nil}, it uses the @@ -745,18 +700,17 @@ init file.) @cindex help for major mode @cindex documentation for major mode - The @code{describe-mode} function is used to provide information -about major modes. It is normally called with @kbd{C-h m}. The -@code{describe-mode} function uses the value of @code{major-mode}, -which is why every major mode function needs to set the -@code{major-mode} variable. + The @code{describe-mode} function is provides information about major +modes. It is normally bound to @kbd{C-h m}. It uses the value of the +variable @code{major-mode} (which is why every major mode command needs +to set this variable). @deffn Command describe-mode This function displays the documentation of the current major mode. The @code{describe-mode} function calls the @code{documentation} function using the value of @code{major-mode} as an argument. Thus, it -displays the documentation string of the major mode function. +displays the documentation string of the major mode command. (@xref{Accessing Documentation}.) @end deffn @@ -772,11 +726,12 @@ documentation of the major mode. @subsection Defining Derived Modes @cindex derived mode - The recommended way to define a new major mode is to derive it -from an existing one using @code{define-derived-mode}. If there is no -closely related mode, you can inherit from @code{text-mode}, -@code{special-mode}, @code{prog-mode}, or in the worst case -@code{fundamental-mode}. + The recommended way to define a new major mode is to derive it from an +existing one using @code{define-derived-mode}. If there is no closely +related mode, you should inherit from either @code{text-mode}, +@code{special-mode}, or @code{prog-mode}. @xref{Basic Major Modes}. If +none of these are suitable, you can inherit from @code{fundamental-mode} +(@pxref{Major Modes}). @defmac define-derived-mode variant parent name docstring keyword-args@dots{} body@dots{} This macro defines @var{variant} as a major mode command, using @@ -877,6 +832,64 @@ Do not write an @code{interactive} spec in the definition; @code{define-derived-mode} does that automatically. @end defmac +@defun derived-mode-p &rest modes +This function returns non-@code{nil} if the current major mode is +derived from any of the major modes given by the symbols @var{modes}. +@end defun + +@node Basic Major Modes +@subsection Basic Major Modes + + Apart from Fundamental mode, there are three major modes that other +major modes commonly derive from: Text mode, Prog mode, and Special +mode. While Text mode is useful in its own right (e.g. for editing +files ending in @file{.txt}), Prog mode and Special mode exist mainly to +let other modes derive from them. + +@vindex prog-mode-hook + As far as possible, new major modes should be derived, either directly +or indirectly, from one of these three modes. One reason is that this +allows users to customize a single mode hook +(e.g. @code{prog-mode-hook}) for an entire family of relevant modes +(e.g. all programming language modes). + +@deffn Command text-mode +Text mode is a major mode for editing human languages. It defines the +@samp{"} and @samp{\} characters as having punctuation syntax +(@pxref{Syntax Class Table}), and binds @kbd{M-@key{TAB}} to +@code{ispell-complete-word} (@pxref{Spelling,,, emacs, The GNU Emacs +Manual}). + +An example of a major mode derived from Text mode is HTML mode. +@xref{HTML Mode,,SGML and HTML Modes, emacs, The GNU Emacs Manual}. +@end deffn + +@deffn Command prog-mode +Prog mode is a basic major mode for buffers containing programming +language source code. Most of the programming language major modes +built into Emacs are derived from it. + +Prog mode binds @code{parse-sexp-ignore-comments} to @code{t} +(@pxref{Motion via Parsing}) and @code{bidi-paragraph-direction} to +@code{left-to-right} (@pxref{Bidirectional Display}). +@end deffn + +@deffn Command special-mode +Special mode is a basic major mode for buffers containing text that is +produced specially by Emacs, rather than from a file. Major modes +derived from Special mode are given a @code{mode-class} property of +@code{special} (@pxref{Major Mode Conventions}). + +Special mode sets the buffer to read-only. Its keymap defines several +common bindings, including @kbd{q} for @code{quit-window}, @kbd{z} for +@code{kill-this-buffer}, and @kbd{g} for @code{revert-buffer} +(@pxref{Reverting}). + +An example of a major mode derived from Special mode is Buffer Menu +mode, which is used by the @samp{*Buffer List*} buffer. @xref{List +Buffers,,Listing Existing Buffers, emacs, The GNU Emacs Manual}. +@end deffn + @node Generic Modes @subsection Generic Modes @cindex generic mode @@ -921,7 +934,7 @@ before it runs the mode hook variable @code{@var{mode}-hook}. @node Mode Hooks @subsection Mode Hooks - Every major mode function should finish by running its mode hook and + Every major mode command should finish by running its mode hook and the mode-independent normal hook @code{after-change-major-mode-hook}. It does this by calling @code{run-mode-hooks}. If the major mode is a derived mode, that is if it calls another major mode (the parent mode) @@ -966,7 +979,7 @@ construct. @defvar after-change-major-mode-hook This is a normal hook run by @code{run-mode-hooks}. It is run at the -very end of every properly-written major mode function. +very end of every properly-written major mode command. @end defvar @node Example Major Modes @@ -1194,8 +1207,8 @@ And here is the code to set up the keymap for Lisp mode: @end group @end smallexample - Finally, here is the complete major mode function definition for -Lisp mode. + Finally, here is the complete major mode command definition for Lisp +mode. @smallexample @group @@ -2752,10 +2765,10 @@ highlighting patterns. See the variables @code{c-font-lock-extra-types}, @code{c++-font-lock-extra-types}, and @code{java-font-lock-extra-types}, for example. -@strong{Warning:} major mode functions must not call +@strong{Warning:} major mode commands must not call @code{font-lock-add-keywords} under any circumstances, either directly -or indirectly, except through their mode hooks. (Doing so would lead -to incorrect behavior for some minor modes.) They should set up their +or indirectly, except through their mode hooks. (Doing so would lead to +incorrect behavior for some minor modes.) They should set up their rules for search-based fontification by setting @code{font-lock-keywords}. @end defun diff --git a/doc/lispref/vol1.texi b/doc/lispref/vol1.texi index 3b7718814b..c192e3bf4b 100644 --- a/doc/lispref/vol1.texi +++ b/doc/lispref/vol1.texi @@ -786,8 +786,7 @@ Major and Minor Modes * Major Modes:: Defining major modes. * Minor Modes:: Defining minor modes. * Mode Line Format:: Customizing the text that appears in the mode line. -* Imenu:: How a mode can provide a menu - of definitions in the buffer. +* Imenu:: Providing a menu of definitions made in a buffer. * Font Lock Mode:: How modes can highlight text according to syntax. * Desktop Save Mode:: How modes can have buffer state saved between Emacs sessions. @@ -799,15 +798,15 @@ Hooks Major Modes -* Major Mode Basics:: * Major Mode Conventions:: Coding conventions for keymaps, etc. * Auto Major Mode:: How Emacs chooses the major mode automatically. * Mode Help:: Finding out how to use a mode. * Derived Modes:: Defining a new major mode based on another major mode. +* Basic Major Modes:: Modes that other modes are often derived from. * Generic Modes:: Defining a simple major mode that supports comment syntax and Font Lock mode. -* Mode Hooks:: Hooks run at the end of major mode functions. +* Mode Hooks:: Hooks run at the end of major mode commands. * Example Major Modes:: Text mode and Lisp modes. Minor Modes diff --git a/doc/lispref/vol2.texi b/doc/lispref/vol2.texi index 22a51d3235..8e78a5fb5c 100644 --- a/doc/lispref/vol2.texi +++ b/doc/lispref/vol2.texi @@ -785,8 +785,7 @@ Major and Minor Modes * Major Modes:: Defining major modes. * Minor Modes:: Defining minor modes. * Mode Line Format:: Customizing the text that appears in the mode line. -* Imenu:: How a mode can provide a menu - of definitions in the buffer. +* Imenu:: Providing a menu of definitions made in a buffer. * Font Lock Mode:: How modes can highlight text according to syntax. * Desktop Save Mode:: How modes can have buffer state saved between Emacs sessions. @@ -798,15 +797,15 @@ Hooks Major Modes -* Major Mode Basics:: * Major Mode Conventions:: Coding conventions for keymaps, etc. * Auto Major Mode:: How Emacs chooses the major mode automatically. * Mode Help:: Finding out how to use a mode. * Derived Modes:: Defining a new major mode based on another major mode. +* Basic Major Modes:: Modes that other modes are often derived from. * Generic Modes:: Defining a simple major mode that supports comment syntax and Font Lock mode. -* Mode Hooks:: Hooks run at the end of major mode functions. +* Mode Hooks:: Hooks run at the end of major mode commands. * Example Major Modes:: Text mode and Lisp modes. Minor Modes @@ -43,10 +43,12 @@ to configure. Note that other libraries used by Emacs, RSVG and GConf, also depend on Gtk+. You can disable them with --without-rsvg and --without-gconf. +--- ** There is a new configure option --enable-use-lisp-union-type. 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. @@ -87,6 +89,7 @@ and also when HOME is set to C:\ by default. * Changes in Emacs 24.1 ++++ ** auto-mode-case-fold is now enabled by default. ** Completion @@ -314,15 +317,12 @@ for `list-colors-display'. ** An Emacs Lisp package manager is now included. This is a convenient way to download and install additional packages, -from a package repository at elpa.gnu.org. - +from a package repository at http://elpa.gnu.org. +++ *** `M-x list-packages' shows a list of packages, which can be selected for installation. - +++ *** New command `describe-package', bound to `C-h P'. - +++ *** By default, all installed packages are loaded and activated automatically when Emacs starts up. To disable this, set @@ -479,10 +479,8 @@ between applications. +++ *** 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. +*** X clipboard managers are now supported. +To inhibit this, change `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 @@ -1032,6 +1030,7 @@ syntactic rules. ** frame-local variables cannot be let-bound any more. ++++ ** prog-mode is a new major-mode meant to be the parent of programming mode. The prog-mode-hook it defines can be used to enable features for programming modes. For example: |