annotate etc/NEWS @ 814:a634e3b7acc8

[xemacs-hg @ 2002-04-14 12:41:59 by ben] latest changes TODO.ben-mule-21-5: Update. make-docfile.c: Add basic support for handling ISO 2022 doc strings -- we parse the basic charset designation sequences so we know whether we're in ASCII and have to pay attention to end quotes and such. Reformat code according to coding standards. abbrev.el: Add `global-abbrev-mode', which turns on or off abbrev-mode in all buffers. Added `defining-abbrev-turns-on-abbrev-mode' -- if non-nil, defining an abbrev through an interactive function will automatically turn on abbrev-mode, either globally or locally depending on the command. This is the "what you'd expect" behavior. indent.el: general function for indenting a balanced expression in a mode-correct way. Works similar to indent-region in that a mode can specify a specific command to do the whole operation; if not, figure out the region using forward-sexp and indent each line using indent-according-to-mode. keydefs.el: Removed. Modify M-C-backslash to do indent-region-or-balanced-expression. Make S-Tab just insert a TAB char, like it's meant to do. make-docfile.el: Now that we're using the call-process-in-lisp, we need to load an extra file win32-native.el because we're running a bare temacs. menubar-items.el: Totally redo the Cmds menu so that most used commands appear directly on the menu and less used commands appear in submenus. The old way may have been very pretty, but rather impractical. process.el: Under Windows, don't ever use old-call-process-internal, even in batch mode. We can do processes in batch mode. subr.el: Someone recoded truncate-string-to-width, saying "the FSF version is too complicated and does lots of hard-to-understand stuff" but the resulting recoded version was *totally* wrong! it misunderstood the basic point of this function, which is work in *columns* not chars. i dumped ours and copied the version from FSF 21.1. Also added truncate-string-with-continuation-dots, since this idiom is used often. config.inc.samp, xemacs.mak: Separate out debug and optimize flags. Remove all vestiges of USE_MINIMAL_TAGBITS, USE_INDEXED_LRECORD_IMPLEMENTATION, and GUNG_HO, since those ifdefs have long been removed. Make error-checking support actually work. Some rearrangement of config.inc.samp to make it more logical. Remove callproc.c and ntproc.c from xemacs.mak, no longer used. Make pdump the default. lisp.h: Add support for strong type-checking of Bytecount, Bytebpos, Charcount, Charbpos, and others, by making them classes, overloading the operators to provide integer-like operation and carefully controlling what operations are allowed. Not currently enabled in C++ builds because there are still a number of compile errors, and it won't really work till we merge in my "8-bit-Mule" workspace, in which I make use of the new types Charxpos, Bytexpos, Memxpos, representing a "position" either in a buffer or a string. (This is especially important in the extent code.) abbrev.c, alloc.c, eval.c, buffer.c, buffer.h, editfns.c, fns.c, text.h: Warning fixes, some of them related to new C++ strict type checking of Bytecount, Charbpos, etc. dired.c: Caught an actual error due to strong type checking -- char len being passed when should be byte len. alloc.c, backtrace.h, bytecode.c, bytecode.h, eval.c, sysdep.c: Further optimize Ffuncall: -- process arg list at compiled-function creation time, converting into an array for extra-quick access at funcall time. -- rewrite funcall_compiled_function to use it, and inline this function. -- change the order of check for magic stuff in SPECBIND_FAST_UNSAFE to be faster. -- move the check for need to garbage collect into the allocation code, so only a single flag needs to be checked in funcall. buffer.c, symbols.c: add debug funs to check on mule optimization info in buffers and strings. eval.c, emacs.c, text.c, regex.c, scrollbar-msw.c, search.c: Fix evil crashes due to eistrings not properly reinitialized under pdump. Redo a bit some of the init routines; convert some complex_vars_of() into simple vars_of(), because they didn't need complex processing. callproc.c, emacs.c, event-stream.c, nt.c, process.c, process.h, sysdep.c, sysdep.h, syssignal.h, syswindows.h, ntproc.c: Delete. Hallelujah, praise the Lord, there is no god but Allah!!! fix so that processes can be invoked in bare temacs -- thereby eliminating any need for callproc.c. (currently only eliminated under NT.) remove all crufty and unnecessary old process code in ntproc.c and elsewhere. move non-callproc-specific stuff (mostly environment) into process.c, so callproc.c can be left out under NT. console-tty.c, doc.c, file-coding.c, file-coding.h, lstream.c, lstream.h: fix doc string handling so it works with Japanese, etc docs. change handling of "character mode" so callers don't have to manually set it (quite error-prone). event-msw.c: spacing fixes. lread.c: eliminate unused crufty vintage-19 "FSF defun hack" code. lrecord.h: improve pdump description docs. buffer.c, ntheap.c, unexnt.c, win32.c, emacs.c: Mule-ize some unexec and startup code. It was pseudo-Mule-ized before by simply always calling the ...A versions of functions, but that won't cut it -- eventually we want to be able to run properly even if XEmacs has been installed in a Japanese directory. (The current problem is the timing of the loading of the Unicode tables; this will eventually be fixed.) Go through and fix various other places where the code was not Mule-clean. Provide a function mswindows_get_module_file_name() to get our own name without resort to PATH_MAX and such. Add a big comment in main() about the problem with Unicode table load timing that I just alluded to. emacs.c: When error-checking is enabled (interpreted as "user is developing XEmacs"), don't ask user to "pause to read messages" when a fatal error has occurred, because it will wedge if we are in an inner modal loop (typically when a menu is popped up) and make us unable to get a useful stack trace in the debugger. text.c: Correct update_entirely_ascii_p_flag to actually work. lisp.h, symsinit.h: declarations for above changes.
author ben
date Sun, 14 Apr 2002 12:43:31 +0000
parents c82f9db998d7
children 4e852279de88
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1 -*- mode:outline -*-
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2
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3 * Introduction
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4 ==============
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6 This file presents the changes in recent XEmacs versions. It
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7 primarily documents user-visible (interface) changes, but also
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8 includes internal changes of possible interest to the users. When
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9 describing new features, we try to also document ways of reverting to
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10 the old behavior, where applicable. If you dislike a recent change in
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11 how XEmacs behaves, this file might contain a remedy.
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13 Use `C-c C-f' to move to the next equal level of outline, and
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14 `C-c C-b' to move to previous equal level. `C-h m' will give more
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15 info about the Outline mode. Many commands are also available through
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16 the menubar.
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18 Users who would like to know which capabilities have been introduced
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19 in each release should look at the appropriate section of this file.
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20 Starting with version 20.0, XEmacs includes ChangeLogs, which can be
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21 consulted for a more detailed list of changes.
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22
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23 N.B. The term "GNU Emacs" refers to any release of Emacs Version
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24 19 from the Free Software Foundation's GNU Project. (We do not
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25 say just "Emacs" as Richard M. Stallman ["RMS"] prefers, because
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26 it is clearly a more generic term.) The term "XEmacs" refers to
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27 this program or sometimes to its predecessors "Era" and "Lucid
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28 Emacs". The predecessor of all these program is called "Emacs
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29 18". When no particular version is implied, "Emacs" will be used.
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32 * Changes in XEmacs 21.4
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33 ========================
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35 ** Summary of user-visible changes:
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37 -- The delete key now deletes forward by default.
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38 -- Shifted motion keys now select text by default.
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39 -- You can now build XEmacs with support for GTK+ widget set.
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40 -- ~/.xemacs/init.el is now the preferred location for the init file.
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41 - XEmacs now supports a `~/.xemacs/init.el' startup file.
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42 - Custom file will move to ~/.xemacs/custom.el.
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43 -- Much-improved sample init.el, showing how to use many useful features.
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44 -- XEmacs support for menu accelerators has been much improved.
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45 -- Default menubar improvements.
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46 - Default menubar has many new commands and better organization.
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47 - The font-menu is now available under MS Windows.
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48 -- Dialog box improvements, including a real file dialog box.
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49 - XEmacs now has a proper file dialog box under MS Windows (and GTK)!
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50 - The old clunky file dialog box is improved.
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51 - Keyboard traversal now works correctly in MS Windows dialog boxes.
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52 - There is a Search dialog box available from Edit->Find...
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53 -- New buffer tabs.
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54 -- There is a new MS Windows installer, netinstall, ported from Cygwin.
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55 -- The subprocess quote-handling mechanism under Windows is much improved.
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56 -- Printing support now available under MS Windows.
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57 -- Selection improvements.
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58 - Kill and yank now interact with the clipboard under Windows.
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59 - MS Windows support for selection is now much more robust.
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60 - Motif selection support is now more correct (but slower).
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61 -- Mail spool locking now works correctly.
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62 -- International support changes.
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63 - The default coding-priority-list is now safer.
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64 - International keysyms are now supported under X.
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65 - MS Windows 1251 code page now supported.
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66 - Czech, Thai, Cyrillic-KOI8, Vietnamese, Ethiopic now supported.
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67 - Proper support for words in Latin 3 and Latin 4.
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68 -- Help buffers contain hyperlinks, and other changes.
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69 -- The modeline's text is now scrollable.
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70 -- The mouse wheel under MS Windows now functions correctly.
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71 -- Interactive searching and matching case improvements.
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72 - Incremental search will now highlight all visible matches.
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73 - Interactive searches always respect uppercase characters.
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74 -- Rectangle functions rewritten to avoid inserting extra spaces.
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75 -- New command `kill-entire-line' that always kills the entire line.
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76 -- Default values correctly stored in minibuffer histories.
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77 -- You can now create "indirect buffers", like in GNU Emacs.
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78 -- Pixel-based scrolling has been implemented.
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79 -- Operation progress can be displayed using graphical widgets.
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80 -- User names following a tilde can now be completed at file name prompts.
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81 -- XEmacs can now play sound using Enlightenment Sound Daemon (ESD).
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82 -- X-Face support is now available under MS Windows.
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83 -- The PostgreSQL Relational Database Management System is now supported.
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84 -- Indentation no longer indents comments that begin at column zero.
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85 -- Face and variable settings can have comments in Customize.
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86 -- New locations for early package hierarchies.
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87 -- The `auto-save' library has been greatly improved.
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88 -- New variable `mswindows-alt-by-itself-activates-menu'.
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89 -- Other init-file-related changes.
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90 - Init file in your home directory may be called `.emacs.el'.
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91 - New command-line switches -user-init-file and -user-init-directory.
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92 -- Etags changes.
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93 - In DOS, etags looks for file.cgz if it cannot find file.c.
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94 - New option --ignore-case-regex is an alternative to --regex.
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95 - New option --declarations, for C-type languages.
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96 - In C++, tags are created for "operator".
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97 - Ada now supported.
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98 - In Fortran, procedure is no longer tagged.
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99 - In Java, tags are created for "interface".
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100 - In Lisp, def-type constructs are now tagged.
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101 - In Perl, the --globals option tags global variables.
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102 - Python now supported.
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103 - New file extensions recognized: .ss, .pdb, .psw.
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104
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105 ** The delete key now deletes forward by default.
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107 This is regulated by the variable `delete-key-deletes-forward', which
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108 now defaults to t. `delete-key-deletes-forward' takes effect only on
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109 the systems that offer both a backspace and a delete key. If set to
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110 nil, the key labeled "Delete" will always delete backward. If set to
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111 non-nil, the "Delete" key will delete forward, except on keyboards
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112 where a "Backspace" key is not provided (e.g. old DEC keyboards).
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114 Unless our implementation has bugs, the only reason why you would want
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115 to set `delete-key-deletes-forward' to nil is if you want to use the
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116 Delete key to delete backwards, despite the presence (according to
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117 Xlib) of a BackSpace key on the keyboard.
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118
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119 ** Shifted motion keys now select text by default.
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120
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121 You can turn this off by setting `shifted-motion-keys-select-region'
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122 to nil. This works based off of particular keys, not particular
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123 commands: Thus, the arrow keys will normally trigger selection when
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124 the Shift key is held down regardless of their bindings, and non-arrow
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125 keys with the same bindings (e.g. C-f) will not work this way. You
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126 can control which keys trigger shifted motion using
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127 `motion-keys-for-shifted-motion'. See also
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128 `unshifted-motion-keys-deselect-region'.
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129
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130 ** You can now build XEmacs with support for GTK+ widget set.
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131
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132 XEmacs built that way uses GTK+ to draw menubars, scrollbars, and
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133 other GUI components, as well GDK for drawing text, choosing fonts,
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134 allocating colors, etc. Additionally, GTK-XEmacs supports Lisp
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135 functions for writing your own GTK programs in Emacs Lisp!
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136
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137 To use this, build XEmacs with the `--with-gtk' configure flag. (Of
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138 course, you'll need to have the GTK+ libraries and header files on the
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139 system.) Gnome widgets and functionality are supported where
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140 available, and can be turned off.
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141
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142 ** ~/.xemacs/init.el is now the preferred location for the init file.
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143
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144 *** XEmacs now supports a `~/.xemacs/init.el' startup file.
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145 If it exists, XEmacs will prefer it over `.emacs' and `.emacs.el'.
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146 The file may be byte-compiled as `~/.xemacs/init.elc'.
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147
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148 If present, the `~/.xemacs/' directory may contain startup files for
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149 XEmacs packages that support it.
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150
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151 The first time you start up XEmacs, it will ask you if you would like
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152 to migrate your `.emacs' to the new location. (Your custom settings
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153 will also be moved, to `~/.xemacs/custom.el' -- see below.) If so, you
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154 will also be asked whether you would like to create a compatibility
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155 `.emacs' for backward compatibility with previous versions of XEmacs
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156 and with GNU Emacs. (This compatibility `.emacs' simply loads the new
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157 init and custom files.) Doing this is generally a good idea -- new
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158 versions of XEmacs will prefer `~/.xemacs/init.el' over `~/.emacs' in
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159 any case.
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160
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161 You can manually migrate at any time with `migrate-user-init-file',
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162 and undo any migration with `unmigrate-user-init-file'. The function
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163 `create-compatibility-dot-emacs' also lets you manually create a
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164 compatibility `.emacs'.
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165
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166 NOTE: Under MS Windows, your home directory (i.e. the directory named
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167 `~') is specified by the HOME environment variable, and defaults to
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168 C:\. To set this variable, modify AUTOEXEC.BAT under Windows 95/98,
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169 or select Control Panel->System->Advanced->Environment Variables...
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170 under Windows NT/2000.
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171
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172 *** Custom file will move to ~/.xemacs/custom.el.
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173
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174 Whereas customize settings were formerly stored in the regular init
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175 file, XEmacs now prefers them to be in a separate file
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176 `~/.xemacs/custom.el', completely under automatic control. This
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177 change goes with the migration of the init file, and XEmacs offers
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178 automatic migration upon startup.
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179
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180 ** Much-improved sample init.el, showing how to use many useful features.
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181
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182 The sample init file, located in the `etc/' directory of the XEmacs
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183 installation, has been renamed from `sample.emacs' to `sample.init.el',
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184 and pretty much rewritten from scratch. (You can view it by selecting
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185 the menu item Help->Samples->Sample init.el.) Many of the most-useful
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186 optional features in XEmacs have been enabled, and other features that
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187 are useful but may be annoying to some are present but commented out.
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188 There is also extensive documentation on how to add your own
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189 improvements to the init file and where to find more documentation
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190 elsewhere in XEmacs. The file has been specifically designed so that
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191 most people can simply make it their own init file by copying it to
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192 ~/.xemacs/init.el, and they will be satisfied with the results.
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193
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194 ** XEmacs support for menu accelerators has been much improved.
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195
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196 It now works properly under MS Windows, for example. To enable
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197 accelerators, set `menu-accelerator-enabled' to `menu-force'. Menus
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198 now have accelerators by default, currently on the first letter of the
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199 menu item unless another letter was indicated as the accelerator using
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200 %_ in the menu string. These %_ specifications are automatically
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201 removed when displaying the menu item, and are handled correctly in
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202 functions such as `normalize-menu-item-name'. Some auto-generated
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203 menus will have accelerators added dynamically, using numbers 1-9 and
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204 letters; to add this feature yourself, use the Lisp command
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205 `submenu-generate-accelerator-spec' in a menu filter. The feature
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206 `menu-accelerator-support' has been added so that packages can check
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207 whether this support exists.
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208
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209 ** Default menubar improvements.
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210
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211 *** Default menubar has many new commands and better organization.
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212
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213 The default menubar has been extensively reorganized. Many more
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214 commands are available, and they are more logically organized. The
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215 Options menu, in particular, has been significantly expanded, and almost
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216 everything on the new Cmds menu is new. (Much of the useful
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217 functionality from the `big-menubar' package has been imported.)
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218
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219 *** The font-menu is now available under MS Windows.
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220
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221 ** Dialog box improvements, including a real file dialog box.
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222
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223 *** XEmacs now has a proper file dialog box under MS Windows (and GTK)!
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224 This will appear whenever you select a menu item that requires a file
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225 as an argument.
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226
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227 *** The old clunky file dialog box is improved.
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228 The in-buffer file dialog box (visible on non-MS-Windows, non-GTK
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229 systems) is still clunky but has had many improvements to make it work
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230 significantly better.
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231
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232 *** Keyboard traversal now works correctly in MS Windows dialog boxes.
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233
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234 *** There is a Search dialog box available from Edit->Find...
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235 However, it's very experimental and needs a lot of work.
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236
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237 ** New buffer tabs.
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238
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239 You can now use buffer tabs to switch between buffers.
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240
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241 The tabs are located between the toolbar and the uppermost window, in
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242 a location called the "gutter". If you dislike the buffer tabs, you can
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243 disable them using the menu item `Options->Display->Buffers Tab Visible'
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244 by customizing `gutter-buffers-tab-visible-p', or by placing this in
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245 your .xemacs/init.el:
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246
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247 (custom-set-variables '(gutter-buffers-tab-visible-p nil))
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248
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249 You can change the location of the gutter using the menu item
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250 `Options->Display->Default Gutter Location' or with (e.g.)
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251
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252 (custom-set-variables '(default-gutter-position 'left))
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253
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254 However, currently only MS Windows supports tab widgets with
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255 orientations other than vertical, and it doesn't currently support
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256 gutters on the bottom of the frame.
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257
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258 ** There is a new MS Windows installer, netinstall, ported from Cygwin.
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259
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260 Nearly complete automation of the XEmacs install process from
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261 ftp.xemacs.org. Includes selection of Lisp packages to install, etc.
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262
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263 ** The subprocess quote-handling mechanism under Windows is much improved.
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264
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265 Specifically, the quote-handling mechanism has been completely rewritten,
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266 and you should now be able to use single or double quotes to quote arguments
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267 just like under Unix, and expect to get correct results regardless of the
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268 shell you are using (e.g. CMD.EXE, bash from Cygwin, etc.). For example,
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269 the following command:
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270
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271 M-x grep '<<<<<<<' *.c
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272
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273 should work as intended.
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274
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275 ** Printing support now available under MS Windows.
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276
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277 The File->Print... menu item pretty-prints using the standard MS
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278 Windows printing facilities. Unfortunately it's still rather
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279 experimental. There is a separate `msprinter' device tag for MS
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280 Windows printers, and so you can control the way that faces appear on
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281 the printer by using this tag to specify device-specific face
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282 settings.
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283
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284 ** Selection improvements.
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285
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286 *** Kill and yank now interact with the clipboard under Windows.
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287
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288 This was done by changing the default value of `interprogram-cut-function'
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289 and `interprogram-paste-function'. You can get the old behavior by
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290 setting these to nil, and there is an option on the options menu to do
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291 this.
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292
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293 *** MS Windows support for selection is now much more robust.
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294
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295 Generally selection should now do what you would expect under
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296 MS Windows: the middle mouse button will paste your current selection
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297 or the clipboard; conversions from different types of selection to the
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298 clipboard can be made; the kill-ring and friends will be updated as
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299 per X.
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300
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301 The only thing selection doesn't do is set the clipboard automatically
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302 as this would break the MS Windows model. If you want this behavior
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303 then set `selection-sets-clipboard' to t.
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304
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305 *** Motif selection support is now more correct (but slower).
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306
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307 Changes have been made to allow correct operation of cut/copy/paste
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308 operations between native widgets and XEmacs buffers. However, this
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309 can lead to a lot of X traffic which slows down the performance of
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310 `C-k'. If you want the old behaviour then set
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311 `x-selection-strict-motif-ownership' to nil.
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312
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313 ** Mail spool locking now works correctly.
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314
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315 XEmacs has always come with a little auxiliary program, movemail,
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316 which moves mail out of the system's spool area into user storage. To
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317 coordinate between XEmacs, the mail delivery agent, and other mail
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318 user agents, movemail needs to properly lock the spool file before
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319 moving it. Movemail now correctly respects the --mail-locking option
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320 to configure. Moreover, movemail's locking behavior can be specified
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321 at run-time, via a new command-line option -m to movemail, or through
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322 the environment variable EMACSLOCKMETHOD.
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323
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324 When installing XEmacs, make sure you configure it according to your
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325 environment's mail spool locking conventions. When you're using a
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326 binary kit, set the `mail-lock-method' variable at startup, or the
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327 EMACSLOCKMETHOD environment variable.
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328
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329 ** International support changes.
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330
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331 *** The default coding-priority-list is now safer.
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332
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333 This means that if you have no language environment set, Mule no
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334 longer automatically recognizes ISO 2022 escapes in your files. This
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335 makes editing binary files safe.
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336
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337 *** International keysyms are now supported under X.
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338
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339 This means that XEmacs running under Mule will automatically recognize
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340 the keysym `scaron' to be the lower-case `s' with caron in the Latin 2
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341 character set. (Specifically, it will bind the keysym to
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342 `self-insert' and augment its `ascii-character' property.) This is
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343 very useful with XFree under European locales as shipped by recent
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344 Linux distributions. If XEmacs is compiled without Mule support, the
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345 feature still works, but it is unaware of different character sets --
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346 it unconditionally sets the `ascii-character' property to values in
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347 the [160, 256) range.
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348
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349 *** MS Windows 1251 code page now supported.
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350
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351 It's available as coding system `windows-1251'.
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352
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353 *** Czech, Thai, Cyrillic-KOI8, Vietnamese, Ethiopic now supported.
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354
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355 *** Proper support for words in Latin 3 and Latin 4.
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356
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357 The appropriate characters in Latin 3 and Latin 4 character sets are
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358 correctly defined as words.
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359
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360 ** Help buffers contain hyperlinks, and other changes.
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361
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362 The help buffers created by C-h commands now contain hyperlinks to
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363 other commands, functions and variables mentioned in the documentation.
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364 Use button2 to follow a link. Use button3 to bring up a context menu
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365 that lets you follow the link, find the source for the item, do a tag
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366 search, etc. The buffers are also syntax-highlighted.
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367
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368 Help functions (e.g. `C-h f') now know how to print macro argument
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369 lists. If your macro definition included an argument list for the sake
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370 of help output, you no longer need to do that.
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371
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372 ** The modeline's text is now scrollable.
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373
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374 This is controlled by the variable `modeline-scrolling-method', which
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375 you need to set to a non-nil value. You can also choose scrolling
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376 types; see the docstring of `modeline-scrolling-method' for more
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377 information.
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378
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379 ** The mouse wheel under MS Windows now functions correctly.
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380
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381 It scrolls the XEmacs window under the pointer, not the selected
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382 window.
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383
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384 ** Interactive searching and matching case improvements.
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385
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386 *** Incremental search will now highlight all visible matches.
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387
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388 This makes it easier to anticipate where consecutive C-s or C-r will
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389 place the point. If you want to disable the feature, set
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390 `isearch-highlight-all-matches' to nil.
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391
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392 *** Interactive searches always respect uppercase characters.
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393
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394 Case sensitiveness in searching operations is normally controlled
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395 by the variable `case-fold-search' (if non-nil, case is ignored while
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396 searching). This mechanism has now been slightly improved for
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397 interactive searches: if the search string (or regexp) contains
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398 uppercase characters, the searching is forced to be case-sensitive,
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399 `case-fold-search'.
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400
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401 The new behavior affects all functions performing interactive
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402 searches, like `zap-to-char', `list-matching-lines', `tags-search'
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403 etc. The incremental search facility has always behaved that way.
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404
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405 ** Rectangle functions rewritten to avoid inserting extra spaces.
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406
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407 The rectangle functions have been almost completely rewritten in
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408 order to avoid inserting undesirable spaces, notably at the end of
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409 lines. Two typical examples of the old behavior were
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410 `string-rectangle', which filled all lines up to the right side of the
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411 rectangle, and `clear-rectangle', which filled even empty lines up to
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412 the left side. All functions have been rewritten to avoid inserting
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413 unwanted spaces, and an optional prefix now allows them to behave the
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414 old way.
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415
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416 Also, the behavior of `string-rectangle' is now compliant with
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417 `pending-delete-mode': if this mode is active, then the string
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418 replaces the region rectangle. Otherwise, the command does not delete
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419 or overwrite any existing text. For those who want that feature but do
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420 not use pending-delete-mode, a new function, `replace-rectangle', is
686
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421 available, and bound to `C-x r p'.
442
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422
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423 As a side effect, the FORCE argument to `move-to-column' now
3ecd8885ac67 Import from CVS: tag r21-2-22
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424 understands the special value `coerce', which means that the line
3ecd8885ac67 Import from CVS: tag r21-2-22
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425 should not be filled if it is too short to reach the desired column.
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426
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
427 ** New command `kill-entire-line' that always kills the entire line.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
428
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
429 This kills the entire line at point, regardless of whether the point
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
430 is at the beginning of line, and regardless of the setting of
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
431 `kill-whole-line'.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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parents: 464
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432
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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parents: 464
diff changeset
433 ** Default values correctly stored in minibuffer histories.
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434
479
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diff changeset
435 When you press RET at a minibuffer prompt that provides a default
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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parents: 464
diff changeset
436 value, the value is stored in history instead of an empty line. Also,
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
437 you can now edit the default value by pressing the down arrow,
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
438 accessing the logical "future" value. Not all minibuffer prompts have
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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439 yet been converted to support this feature.
428
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440
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52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
441 ** You can now create "indirect buffers", like in GNU Emacs.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
442
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
443 An indirect buffer shares its text with another buffer ("base
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
444 buffer"), but has its own major mode, local variables, extents, and
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
445 narrowing. An indirect buffer has a name of its own, distinct from
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
446 those of the base buffer and all other buffers. An indirect buffer
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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447 cannot itself be visiting a file (though its base buffer can be).
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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448 The base buffer cannot itself be indirect.
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449
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450 Use (make-indirect-buffer BASE-BUFFER NAME) to make an indirect buffer
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451 named NAME whose base is BASE-BUFFER. If BASE-BUFFER is itself an
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452 indirect buffer, its base buffer is used as the base for the new
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453 buffer.
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454
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455 You can make an indirect buffer current, or switch to it in a window,
3ecd8885ac67 Import from CVS: tag r21-2-22
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456 just as you would a non-indirect buffer.
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457
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458 The function `buffer-base-buffer' returns a buffer's base buffer or
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459 nil, if given an ordinary (non-indirect) buffer. The function
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460 `buffer-indirect-children' returns a list of the indirect children of
3ecd8885ac67 Import from CVS: tag r21-2-22
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461 a base buffer.
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462
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
463 ** Pixel-based scrolling has been implemented.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
464 By default this will attempt to scroll in increments equal to the
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
465 height of the default face. Set `window-pixel-scroll-increment' to
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
466 modify this behavior.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
467
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
468 ** Operation progress can be displayed using graphical widgets.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
469 See `progress-feedback' for details. This support has been switched
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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470 on by default for font-lock and some web browsing functions. If you
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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471 do not like this behavior, set `progress-feedback-use-echo-area' to
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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472 nil.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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473
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
474 ** User names following a tilde can now be completed at file name prompts.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
475 e.g. `C-x C-f ~hni<TAB>' will complete to `~hniksic/'. To make this
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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476 operation faster, a cache of user names is maintained internally.
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477
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478 The new primitives available for this purpose are functions named
3ecd8885ac67 Import from CVS: tag r21-2-22
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479 `user-name-completion' and `user-name-all-completions'.
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480
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481 ** XEmacs can now play sound using Enlightenment Sound Daemon (ESD).
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482 It will try NAS first, then ESD, then playing native sound directly.
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483
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
484 ** X-Face support is now available under MS Windows.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
485 If an X-Face library built under MS Windows is available then XEmacs
428
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486 will use this at build time.
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487
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
488 ** The PostgreSQL Relational Database Management System is now supported.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
489 It is now possible to build XEmacs so that the programming interface
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
490 to the PostgreSQL RDBMS (libpq) is available in XEmacs Lisp.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
491 Supported versions of PostgreSQL are 6.5.3 (earlier versions may work,
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
492 but have not been tested) and 7.0-beta1.
438
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493
464
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diff changeset
494 ** Indentation no longer indents comments that begin at column zero.
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diff changeset
495 This makes it easy to deal with commented out regions of code.
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diff changeset
496
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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parents: 464
diff changeset
497 ** Face and variable settings can have comments in Customize.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
498 Customize now supports adding comments about your face and variable
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
499 settings using a new menu entry. Comments for variables can also be
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
500 assigned by calling `customize-set-(value|variable)' with a prefix
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
501 argument.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
502
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
503 ** New locations for early package hierarchies.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
504 XEmacs now locates the early package hierarchies at
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
505 ~/.xemacs/mule-packages/ and ~/.xemacs/xemacs-packages/. Previously,
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
506 the early packages were located in ~/.xemacs/.
464
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diff changeset
507
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
508 ** The `auto-save' library has been greatly improved.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
509 (This lets you group all your auto-save files into one directory, and
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
510 is provided standardly with XEmacs. See `etc/sample.init.el',
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
511 available on the Help menu, for more info on how to set it up.)
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
512 Specifically, it now works under MS Windows, and it uses a completely
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
513 reversible encoding (basically quoted-printable), so that all
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
514 filenames (as well as non-filename buffers) are successfully handled
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
515 regardless of any special characters in their names.
464
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diff changeset
516
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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diff changeset
517 ** New variable `mswindows-alt-by-itself-activates-menu'.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
518 If you set this variable to nil then pressing and releasing the Alt
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
519 key under MS Windows will no longer activate the menubar. The default
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
520 is t. This is not to be confused with `menu-accelerator-enabled',
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
521 which enables the use of Alt+<Letter> accelerators to invoke the
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
522 menus.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
523
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
524 ** Other init-file-related changes.
464
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diff changeset
525
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diff changeset
526 *** Init file in your home directory may be called `.emacs.el'.
442
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diff changeset
527
464
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528 Like in GNU Emacs 20.4 and on, you can now name the XEmacs init file
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diff changeset
529 located in your home directory `.emacs.el'. Formerly the name had to
5aa1854ad537 Import from CVS: tag r21-2-47
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530 be `.emacs'. If you use the name `.emacs.el', you can byte-compile
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
531 the file in the usual way.
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diff changeset
532
5aa1854ad537 Import from CVS: tag r21-2-47
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533 If both `.emacs' and `.emacs.el' exist, the latter file is the one
5aa1854ad537 Import from CVS: tag r21-2-47
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534 that is used.
442
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diff changeset
535
464
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diff changeset
536 *** New command-line switches -user-init-file and -user-init-directory.
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
537
464
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diff changeset
538 These can be used to specify alternate locations for what is normally
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
539 ~/.emacs and ~/.xemacs.
442
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diff changeset
540
464
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diff changeset
541 Moreover, the `-user <user>' command-line option (which used to only
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
542 work in unpredictable ways) is now equivalent to `-user-init-file
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
543 ~<user>/.xemacs/init.el -user-init-directory ~<user>/.xemacs', or
5aa1854ad537 Import from CVS: tag r21-2-47
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544 `-user-init-file ~<user>/.emacs -user-init-directory ~<user>/.xemacs',
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
545 whichever init file comes first.
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546
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547 ** Etags changes.
3ecd8885ac67 Import from CVS: tag r21-2-22
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548
3ecd8885ac67 Import from CVS: tag r21-2-22
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549 *** In DOS, etags looks for file.cgz if it cannot find file.c.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
550
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
551 *** New option --ignore-case-regex is an alternative to --regex.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
552 It is now possible to bind a regexp to a language, by prepending the
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
553 regexp with {lang}, where lang is one of the languages that `etags
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
554 --help' prints out. This feature is useful especially for regex
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
555 files, where each line contains a regular expression. The manual
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
556 contains details.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
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557
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
558 *** New option --declarations, for C-type languages.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
559 In C and derived languages, etags creates tags for function
428
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560 declarations when given the --declarations option.
3ecd8885ac67 Import from CVS: tag r21-2-22
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561
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
562 *** In C++, tags are created for "operator".
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
563 The tags have the form "operator+", without spaces between the
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
564 keyword and the operator.
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565
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
566 *** Ada now supported.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
567 Tags are functions, procedures, packages, tasks, and types.
428
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diff changeset
568
464
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569 *** In Fortran, procedure is no longer tagged.
428
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570
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
571 *** In Java, tags are created for "interface".
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
572
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
573 *** In Lisp, def-type constructs are now tagged.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
574 This includes "(defstruct (foo", "(defun (operator" and similar constructs.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
parents: 464
diff changeset
575
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
576 *** In Perl, the --globals option tags global variables.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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577 my and local variables are tagged.
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578
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diff changeset
579 *** Python now supported.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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580 def and class at the beginning of a line are tags.
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581
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582 *** New file extensions recognized: .ss, .pdb, .psw.
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583 .ss files are Scheme files, .pdb is Postscript with C syntax, .psw is
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584 for PSWrap.
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585
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586
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587 * Lisp and internal changes in XEmacs 21.4
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588 ==========================================
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589
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590 ** A new portable dumper is available for beta testing.
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591
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592 Olivier Galibert has written a portable dumper for XEmacs, based on
464
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593 initial work by Kyle Jones. To perform even the most basic editor,
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594 XEmacs requires some amount of Lisp code to be loaded. To avoid
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595 repeating the expensive loading process at every startup, XEmacs is
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596 built in a special way. Its C sources link into an executable called
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597 `temacs', which loads the bootstrap Lisp code and uses a special
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598 "unexec" call to dump the resulting memory image into a proper
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599 `xemacs' executable on disk. The unexec() process is hard to
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600 implement correctly and makes XEmacs very hard to port to new
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601 operating systems, or even to new releases of old systems.
430
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602
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603 The new portable dumper uses a different approach to dumping: instead
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604 of dumping full-fledged executable, it only dumps out the initialized
430
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605 data structures (both Lisp and C) into an external file. A normally
464
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606 running XEmacs only needs to mmap that file and relocate a bit to get
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607 to the initialized data. In that scheme, there is no difference
430
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608 between `temacs' and `xemacs'.
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609
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610 Unfortunately, the portable dumper has not been completely finished
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611 for this release, and will not be used by default. However, if you
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612 wish to experiment with it, or if you need to compile XEmacs on a new
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613 and unsupported platform, you can test it by configuring XEmacs with
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614 `--pdump' flag.
440
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615
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616 ** Much effort has been invested to make XEmacs Lisp faster:
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617
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618 *** Many basic lisp operations are now faster.
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619 This is especially the case when running a Mule-enabled XEmacs.
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620
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621 A general overhaul of the lisp engine should produce a speedup of 1.4
464
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622 in a non-Mule XEmacs, and 2.1 in a Mule XEmacs. These numbers were
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623 obtained running `(byte-compile "simple.el")', which should be a
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624 pretty typical test of "pure" Lisp.
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625
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626 *** Lisp hash tables have been re-implemented. The Common Lisp style
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627 hash table interface has been made standard, and moved from cl.el into
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628 fast C code (See the section on hash tables in the XEmacs Lisp
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629 Reference). A speedup factor of 3 can be expected with code that
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630 makes intensive use of hash tables.
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631
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632 *** The garbage collector has been tuned, leading to a speedup of
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633 1.16.
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634
464
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635 *** The byte-compiler and the byte-optimizer have been tuned to
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636 produce better code in many small ways.
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637
428
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638 *** The family of functions that iterate over lists, like `memq', and
3ecd8885ac67 Import from CVS: tag r21-2-22
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639 `rassq', have been made a little faster (typically 1.3).
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640
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641 *** Lisp function calls are faster, by approximately a factor of two.
3ecd8885ac67 Import from CVS: tag r21-2-22
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642 However, defining inline functions (via defsubst) still makes sense
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643 for tight loops.
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644
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645 *** Finally, a few functions have had dramatic performance
3ecd8885ac67 Import from CVS: tag r21-2-22
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646 improvements. For example, `(last long-list)' is now 30 times faster.
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647
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648 Of course, your mileage will vary.
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649
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650 Many operations do not see any improvement. Surprisingly, running
3ecd8885ac67 Import from CVS: tag r21-2-22
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651 (font-lock-fontify-buffer) does not use the Lisp engine much at all.
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652 Speeding up your favorite slow operation is an excellent project to
3ecd8885ac67 Import from CVS: tag r21-2-22
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653 improve XEmacs. Don't forget to profile!
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654
430
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655 ** Native widgets can be displayed in buffers.
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656
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657 The glyph system has been extended to allow the display of glyphs that
a5df635868b2 Import from CVS: tag r21-2-23
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658 are implemented as native window-system widgets. Thus you can embed
a5df635868b2 Import from CVS: tag r21-2-23
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659 buttons, scrollbars, combo boxes, edit fields and progress gauges in a
a5df635868b2 Import from CVS: tag r21-2-23
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660 buffer. As a side effect subwindow support now works once again.
a5df635868b2 Import from CVS: tag r21-2-23
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661
440
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662 All of this is still fairly experimental and there is no
442
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663 documentation. The current APIs might change in a future version of
479
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664 XEmacs. Some widgets are only available under MS Windows. See the
440
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665 file glyphs-test.el in the XEmacs src distribution for examples of
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666 usage.
430
a5df635868b2 Import from CVS: tag r21-2-23
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667
440
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668 The buffers-tab functionality and progress gauge have been implemented
8de8e3f6228a Import from CVS: tag r21-2-28
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669 using this feature.
430
a5df635868b2 Import from CVS: tag r21-2-23
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670
464
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671 ** Case translation now supports international characters.
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672
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673 *** Instead of being lists of 256-character strings, case tables are
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674 now opaque objects. The interface to access them is almost the same,
5aa1854ad537 Import from CVS: tag r21-2-47
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675 except it now works for international characters, and you can set the
5aa1854ad537 Import from CVS: tag r21-2-47
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676 case pairs using `put-case-table-pair'. `set-case-table' and friends
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
677 still support the old list/string based interface for backward
5aa1854ad537 Import from CVS: tag r21-2-47
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678 compatibility.
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679
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680 *** As a consequence of this change, functions `downcase' and `upcase'
5aa1854ad537 Import from CVS: tag r21-2-47
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681 as well as all the case-transformation commands now work with
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
682 non-ASCII characters. Built-in tables cover all the Latin character
5aa1854ad537 Import from CVS: tag r21-2-47
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683 sets that we support. If your language has a distinction between
5aa1854ad537 Import from CVS: tag r21-2-47
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684 upper and lower case that is not handled by XEmacs/Mule, please let us
5aa1854ad537 Import from CVS: tag r21-2-47
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685 know.
5aa1854ad537 Import from CVS: tag r21-2-47
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diff changeset
686
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687 *** The code that implements case-insensitive search has been modified
5aa1854ad537 Import from CVS: tag r21-2-47
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688 to respect the case table settings. This also applies to regexp
5aa1854ad537 Import from CVS: tag r21-2-47
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689 search.
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diff changeset
690
479
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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691 ** Syntax tables may now be specified for a part of a buffer by
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
692 attaching the `syntax-table' property to an extent. For compatibility
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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diff changeset
693 with GNU Emacs, you may use the text-property interface to achieve the
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
ben
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694 same result.
52626a2f02ef [xemacs-hg @ 2001-04-20 11:31:53 by ben]
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695
464
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696 ** Values of variables `user-init-file' and `user-init-directory' are
5aa1854ad537 Import from CVS: tag r21-2-47
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697 now absolute file/directory names. Previously, both variables used to
5aa1854ad537 Import from CVS: tag r21-2-47
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698 be relative to `(concat "~" init-file-user)'. This turned out to be
5aa1854ad537 Import from CVS: tag r21-2-47
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699 too complicated for most packages (and some core Lisp files) to use
5aa1854ad537 Import from CVS: tag r21-2-47
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700 correctly. Also, the `init-file-user' variable has been obsoleted in
5aa1854ad537 Import from CVS: tag r21-2-47
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701 the process.
440
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702
442
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703 The user-visible options like `-u' have not changed their behavior.
430
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704
428
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705 ** XEmacs finally has an automated test suite!
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
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706 Although this is not yet very sophisticated, it is already responsible
3ecd8885ac67 Import from CVS: tag r21-2-22
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707 for several important bug fixes in XEmacs. To try it out, simply use
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
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708 the makefile target `make check' after building XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
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709
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710 ** Hash tables have been reimplemented.
3ecd8885ac67 Import from CVS: tag r21-2-22
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711 As was pointed out above, the standard interface to hash tables is now
3ecd8885ac67 Import from CVS: tag r21-2-22
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712 the Common Lisp interface, as described in Common Lisp, the Language
3ecd8885ac67 Import from CVS: tag r21-2-22
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713 (CLtL2, by Steele). The older interface (functions with names
3ecd8885ac67 Import from CVS: tag r21-2-22
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714 containing the phrase `hashtable') will continue to work, but the
3ecd8885ac67 Import from CVS: tag r21-2-22
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715 preferred interface now has names containing the phrase `hash-table'.
3ecd8885ac67 Import from CVS: tag r21-2-22
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716
3ecd8885ac67 Import from CVS: tag r21-2-22
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717 Here's the executive overview: create hash tables using
3ecd8885ac67 Import from CVS: tag r21-2-22
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718 make-hash-table, and use gethash, puthash, remhash, maphash and
3ecd8885ac67 Import from CVS: tag r21-2-22
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719 clrhash to manipulate entries in the hash table. See the (updated)
3ecd8885ac67 Import from CVS: tag r21-2-22
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720 Lisp Reference Manual for details.
3ecd8885ac67 Import from CVS: tag r21-2-22
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721
3ecd8885ac67 Import from CVS: tag r21-2-22
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722 ** Lisp code handles circular lists much more robustly.
3ecd8885ac67 Import from CVS: tag r21-2-22
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723 Many basic lisp functions used to loop forever when given a circular
3ecd8885ac67 Import from CVS: tag r21-2-22
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724 list, expecting you to C-g (quit) out of the loop. Now this is more
3ecd8885ac67 Import from CVS: tag r21-2-22
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725 likely to trigger a `circular-list' error. Printing a circular list
3ecd8885ac67 Import from CVS: tag r21-2-22
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726 now results in something like this:
3ecd8885ac67 Import from CVS: tag r21-2-22
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727
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728 (let ((x (cons 'foo 'foo)))
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
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729 (setcdr x x)
3ecd8885ac67 Import from CVS: tag r21-2-22
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730 x)
3ecd8885ac67 Import from CVS: tag r21-2-22
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731 => (foo ... <circular list>)
3ecd8885ac67 Import from CVS: tag r21-2-22
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732
3ecd8885ac67 Import from CVS: tag r21-2-22
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733 An extra bonus is that checking for circularities is not just
3ecd8885ac67 Import from CVS: tag r21-2-22
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734 friendlier, but actually faster than checking for C-g.
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735
430
a5df635868b2 Import from CVS: tag r21-2-23
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736 ** Functions for decoding base64 encoding are now available; see
a5df635868b2 Import from CVS: tag r21-2-23
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737 `base64-encode-region', `base64-encode-string', `base64-decode-region'
a5df635868b2 Import from CVS: tag r21-2-23
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738 and `base64-decode-string'.
428
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739
440
8de8e3f6228a Import from CVS: tag r21-2-28
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740 ** The functions `read-string', `read-expression', `eval-minibuffer',
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diff changeset
741 `read-variable', `read-command', `read-function', `read-number',
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742 `read-shell-command', `read-from-minibuffer', and `completing-read'
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cvs
parents: 438
diff changeset
743 now take an additional argument which specifies the default value. If
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
744 this argument is non-nil, it should be a string; that string is used
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
745 in two ways:
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
746
464
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
747 * It is returned if the user enters empty input.
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
748 * It is available as the logical "future" entry, by pressing the down
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
749 arrow.
440
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
750
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
751 ** LDAP changes.
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
752
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
753 *** The LDAP interface now consists of two layers, a low-level layer
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
754 that closely matches the LDAP C API, and a more convenient
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
755 higher-level set of functions.
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
756
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
757 *** The low-level functions that used to be named *-internal are now
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
758 named more simply: `ldap-open', `ldap-close', `ldap-search-basic',
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
759 `ldap-add', and `ldap-modify'. They should be used directly for very
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
760 specific purposes (such as multiple operations on a connection) only.
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
761
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
762 *** The higher-level functions provide a more convenient way to access
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
763 LDAP directories hiding the subtleties of handling the connection,
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
764 translating arguments and ensuring compliance with LDAP
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
765 internationalization rules and formats (currently partly implemented
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
766 only.) This layer provides atomic operations for searches,
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
767 modification, addition and deletion of multiple entries at once:
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
768 `ldap-search-entries', `ldap-add-entries', `ldap-delete-entries', and
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
769 `ldap-modify-entries'.
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
770
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
771 *** To maintain compatibility with previous code, the now obsolete
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
772 function `ldap-search' is now merely a wrapper that calls either
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
773 `ldap-search-basic' or `ldap-search-entries'. Please don't use the
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
774 `ldap-search' function in your new programs -- a direct call to one of
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
775 the two replacements is more efficient and unambiguous.
8de8e3f6228a Import from CVS: tag r21-2-28
cvs
parents: 438
diff changeset
776
430
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
777 ** The arguments to `locate-file' are now more Lisp-like. As before,
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
778 the usage is:
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
779
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
780 (locate-file FILENAME PATH-LIST &optional SUFFIXES MODE)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
781
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
782 Except that SUFFIXES are now a list of strings instead of a single,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
783 colon-separated string. MODE is now a symbol or a list of symbols
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
784 (symbols `exists', `executable', `writable', and `readable' are
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
785 supported) instead of an integer code. See the documentation for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
786 details. Of course, the old form is still accepted for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
787 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
788
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
789 Several bugs in locate-file have been fixed, most notably its failure
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
790 to call expand-file-name on elements of PATH-LIST. Because of that
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
791 elements of load-path of the form "~/..." used to not work.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
792 locate-file is now guaranteed to expand files during its course of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
793 operation.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
794
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
795 ** `translate-region' has been improved in several ways. Its TABLE
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
796 argument used to be a 256-character string. In addition to this, it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
797 can now also be a vector or a char-table, which makes the function
464
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
798 useful for Mule, which it wasn't. If TABLE is a vector or a generic
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
799 char-table, you can map characters to strings instead of to other
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
800 characters. For instance:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
801
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
802 (let ((table (make-char-table 'generic)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
803 (put-char-table ?a "the letter a" table)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
804 (put-char-table ?b "" table)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
805 (put-char-table ?c ?\n table)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
806 (translate-region (point-min) (point-max) table))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
807
430
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
808 ** The new form `ignore-file-errors', similar to `ignore-errors' may
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
809 be used as a short-hand for condition-case when you wish to ignore
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
810 file-related error. For example:
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
811
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
812 (ignore-file-errors (delete-file "foo"))
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
813
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
814 ** The first argument to `intern-soft' may now also be a symbol, like
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
815 with `unintern'. If given a symbol, `intern-soft' will look for that
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
816 exact symbol rather than for any string. This is useful when you want
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
817 to check whether a specific symbol is interned in an obarray, e.g.:
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
818
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
819 (intern "foo")
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
820 (intern-soft "foo")
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
821 => foo
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
822 (intern-soft (make-symbol "foo"))
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
823 => nil
a5df635868b2 Import from CVS: tag r21-2-23
cvs
parents: 428
diff changeset
824
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
825 ** The `keywordp' function now returns non-nil only on symbols
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
826 interned in the global obarray. For example:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
827
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
828 (keywordp (intern ":foo" [0]))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
829 => nil
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
830 (keywordp (intern ":foo")) ; The same as (keywordp :foo)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
831 => t
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
832
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
833 This behavior is compatible with other code which treats symbols
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
834 beginning with colon as keywords only if they are interned in the
464
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
835 global obarray. `keywordp' used to wrongly return t in both above
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
836 cases.
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
837
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
838 ** The function `replace-in-string' has been rewritten to use
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
839 `replace-match'. This not only makes it much faster, but adds all the
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
840 features of `replace-match'.
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
841
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
842 ** New variables `this-command-properties' and
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
843 `last-command-properties' are now available for communication between
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
844 consecutive commands. Commands should use these to communicate with
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
845 the pre/post-command hooks, subsequent commands, wrapping commands,
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
846 etc. in preference to looking at and/or setting `this-command'.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
847
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
848 ** New functions `add-one-shot-hook' and `add-local-one-shot-hook' make
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
849 it possible to add a "one-shot" hook, which is to say a hook that runs
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
850 only once, and automatically removes itself after the first time it
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
851 has run.
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
852
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
853 ** The descriptor that specifies the text of a menu item can now be an
464
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
854 evaluated expression. This makes it parallel with other descriptors,
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
855 which can also be expressions.
442
abe6d1db359e Import from CVS: tag r21-2-36
cvs
parents: 440
diff changeset
856
428
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
857
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
858 * Changes in XEmacs 21.0
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
859 ========================
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
860
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
861 ** XEmacs has been unbundled into constituent installable packages.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
862 See the Info documentation under "Packages" for more information.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
863 See the file `etc/PACKAGES' in the distribution for a partial list of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
864 packages available at the time of the 21.0 release.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
865
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
866 ** XEmacs is now supported under Microsoft Windows 95/98 and Windows
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
867 NT operating systems. For starters, look at the XEmacs on Windows FAQ
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
868 at <URL:http://jagor.srce.hr/~hniksic/xemacs-on-windows-faq.txt>. To
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
869 discuss Windows-specific issues, subscribe to the mailing list at
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
870 <xemacs-nt-request@xemacs.org>.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
871
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
872 ** XEmacs will now use `XEmacs' as its application class if it finds
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
873 any `XEmacs' resources in the resource database. Otherwise, it will
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
874 continue to use the `Emacs' class.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
875
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
876 ** The options menu has been ported to Custom.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
877 This means that each entry in the options menu acts as if you had customized
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
878 the corresponding variable by hand. ### WARNING: there is currently no
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
879 upgrading function to help you port your old options settings to the new
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
880 format. Consequently, if you want to modify the options for XEmacs 21, you
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
881 will have to set them all again through the menu, and remove the code loading
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
882 .xemacs-options from your .emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
883
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
884 ** When the Zmacs region is active, `M-x query-replace' and the other
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
885 replace commands now operate on the region contents only.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
886
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
887 ** XEmacs now is able to choose X visuals and use private colormaps.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
888 The '-visual <visualStr>' command line option or the '.EmacsVisual'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
889 Xresource controls which visual XEmacs will use, and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
890 '-privateColormap' or '.privateColormap' will force XEmacs to create a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
891 private colormap for use. The syntax for the visual string is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
892 "<visual><bitdepth>" where <visual> is one of 'StaticColor',
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
893 'TrueColor', 'GrayScale', 'PseudoColor' or 'DirectColor' and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
894 <bitdepth> is the appropriate number of bits per pixel. If an invalid
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
895 or non-supported combination is entered, XEmacs attempts to find a happy
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
896 medium. The X creation mechanism will then determine if it needs to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
897 create a colormap for use, or the presence of the private flags will
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
898 force it to create it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
899
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
900 ** The `imenu' package has been ported to XEmacs and is available as a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
901 package.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
902
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
903 ** `echo-keystrokes' can now be a floating-point number, so that you
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
904 can set it to intervals shorter than one second.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
905
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
906 (setq echo-keystrokes 0.1)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
907
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
908 ** The new command `center-to-window-line' works like `recenter'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
909 (bound to `C-l'), only it does not redisplay the whole display area.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
910
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
911 ** The M-. command will now first search through exact tags matches,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
912 and then through inexact matches, as one would expect.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
913
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
914 ** The new variable `user-full-name' can be used to customize one's
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
915 name when using the Emacs mail and news reading facilities.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
916
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
917 Normally, `user-full-name' is a function that returns the full name of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
918 a user or UID, as specified by the system -- for instance,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
919 (user-full-name "root") returns something like "Super-User". However,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
920 when the function is called without arguments, it will return the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
921 value of the `user-full-name' variable. The `user-full-name' variable
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
922 is initialized using the environment variable NAME and (failing that)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
923 the user's system name.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
924
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
925 The behavior of the `user-full-name' function with an argument
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
926 specified is unchanged.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
927
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
928 ** The new command `M-x customize-changed-options' lets you customize
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
929 all the options whose default values have changed in recent Emacs
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
930 versions. You specify a previous Emacs version number as argument,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
931 and the command creates a customization buffer showing all the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
932 customizable options whose default values were changed since that
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
933 version.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
934
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
935 If you don't specify a particular version number argument, then the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
936 customization buffer shows all the customizable options for which
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
937 Emacs versions of changes are recorded.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
938
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
939 ** The new command `add-log-convert' can be used to convert the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
940 old-style (pre-20.3) ChangeLog buffers to new style, for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
941 consistency. A reminder: if you wish to revert to old-style
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
942 ChangeLogs instead, customize the value of `add-log-time-format'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
943 variable.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
944
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
945 ** The new command `zap-up-to-char' is now available. It is similar
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
946 to `zap-to-char', except that it does not delete the searched-for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
947 character. It is not bound to a key by default.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
948
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
949 ** You can now store a number into a register with `C-u NUMBER C-x r n'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
950 REG, increment it by INC with `C-u INC C-x r + REG' (to increment by
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
951 one, omit C-u INC), and insert it in the buffer with `C-x r g REG'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
952 This is useful for writing keyboard macros.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
953
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
954 ** The M-: command, when given a prefix argument, will now insert its
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
955 result to the current buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
956
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
957 ** The `C-h c' command, when given a prefix argument, will now insert
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
958 the message into the current buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
959
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
960 ** Horizontally split windows may now be dragged using the mouse.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
961 Because of this, the dividers between vertical windows are always
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
962 visible. To turn it off, set `vertical-divider-always-visible-p' to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
963 nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
964
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
965 ** XEmacs/Mule (internationalization) changes.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
966
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
967 *** Mule support now works on TTY's. Use `set-terminal-coding-system'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
968 and `set-keyboard-coding-system' to specify the coding system of your
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
969 display and keyboard.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
970
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
971 *** Egg/SJ3 input method is now officially supported. Quail and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
972 Egg/Skk have been available through the generalized Leim since 20.3.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
973
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
974 *** Localized Japanese menubars are available if XEmacs is built with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
975 XFONTSET and either the X11 libraries are built with X_LOCALE defined
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
976 or the native C libraries support Japanese localization. This has
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
977 been available since 20.3, only it hasn't been announced before.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
978
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
979 ** Jamie Zawinski's `gdb-highlight' extension is now distributed with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
980 the `debug' package. gdb-highlight makes most objects printed in a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
981 gdb buffer be mouse-sensitive: as text shows up in the buffer, it is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
982 parsed, and objects which are recognized have context-sensitive
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
983 commands attached to them. To use it, add the following to `.emacs':
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
984
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
985 (add-hook 'gdb-mode-hook (lambda () (require 'gdb-highlight)))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
986
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
987 ** The package popper.el is now included in the edit-utils package.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
988 It has been greatly enhanced with respect to the one once included
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
989 with the ilisp package and should work well under XEmacs 21.0.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
990
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
991 ** Gnuserv changes
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
992
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
993 *** Like the old 'gnudoit' program. Gnuclient -batch now can read from stdin.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
994
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
995 *** Gnuclient -batch no longer breaks off the output at the first LF.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
996
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
997 ** C mode changes
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
998
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
999 *** Multiline macros are now handled, both as they affect indentation,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1000 and as recognized syntax. New syntactic symbol cpp-macro-cont is
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1001 assigned to second and subsequent lines of a multiline macro
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1002 definition.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1003
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1004 *** A new style "user" which captures all non-hook-ified
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1005 (i.e. top-level) .emacs file variable setings and customizations.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1006 Style "cc-mode" is an alias for "user" and is deprecated. "gnu" style
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1007 is still the default however.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1008
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1009 *** "java" style now conforms to Sun's JDK coding style.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1010
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1011 *** There are new commands c-beginning-of-defun, c-end-of-defun which
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1012 are alternatives which you could bind to C-M-a and C-M-e if you prefer
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1013 them. They do not have key bindings by default.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1014
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1015 *** New and improved implementations of M-a (c-beginning-of-statement)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1016 and M-e (c-end-of-statement).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1017
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1018 *** C++ namespace blocks are supported, with new syntactic symbols
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1019 namespace-open, namespace-close, and innamespace.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1020
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1021 *** File local variable settings of c-file-style and c-file-offsets
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1022 makes the style variables local to that buffer only.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1023
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1024 *** New indentation functions c-lineup-close-paren,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1025 c-indent-one-line-block, c-lineup-dont-change.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1026
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1027 *** Improvements (hopefully!) to the way CC Mode is loaded. You
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1028 should now be able to do a (require 'cc-mode) to get the entire
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1029 package loaded properly for customization in your .emacs file. A new
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1030 variable c-initialize-on-load controls this and is t by default.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1031
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1032 ** In Text mode, now only blank lines separate paragraphs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1033 This makes it possible to get the full benefit of Adaptive Fill mode
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1034 in Text mode, and other modes derived from it (such as Mail mode).
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1035 TAB in Text mode now runs the command indent-relative; this makes a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1036 practical difference only when you use indented paragraphs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1037
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1038 As a result, the old Indented Text mode is now identical to Text mode,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1039 and is an alias for it.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1040
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1041 If you want spaces at the beginning of a line to start a paragraph,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1042 use the new mode, Paragraph Indent Text mode.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1043
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1044 ** Changes to Gnus, the XEmacs newsreader.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1045
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1046 *** New functionality for using Gnus as an offline newsreader has been
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1047 added. A plethora of new commands and modes have been added. See the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1048 Gnus manual for the full story.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1049
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1050 *** The nndraft backend has returned, but works differently than
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1051 before. All Message buffers are now also articles in the nndraft
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1052 group, which is created automatically.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1053
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1054 *** `gnus-alter-header-function' can now be used to alter header
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1055 values.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1056
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1057 *** `gnus-summary-goto-article' now accept Message-ID's.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1058
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1059 *** A new Message command for deleting text in the body of a message
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1060 outside the region: `C-c C-v'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1061
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1062 *** You can now post to component group in nnvirtual groups with
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1063 `C-u C-c C-c'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1064
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1065 *** `nntp-rlogin-program' -- new variable to ease customization.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1066
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1067 *** `C-u C-c C-c' in `gnus-article-edit-mode' will now inhibit
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1068 re-highlighting of the article buffer.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1069
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1070 *** New element in `gnus-boring-article-headers' -- `long-to'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1071
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1072 *** `M-i' symbolic prefix command. See the section "Symbolic
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1073 Prefixes" in the Gnus manual for details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1074
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1075 *** `L' and `I' in the summary buffer now take the symbolic prefix
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1076 `a' to add the score rule to the "all.SCORE" file.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1077
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1078 *** `gnus-simplify-subject-functions' variable to allow greater
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1079 control over simplification.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1080
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1081 *** `A T' -- new command for fetching the current thread.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1082
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1083 *** `/ T' -- new command for including the current thread in the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1084 limit.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1085
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1086 *** `M-RET' is a new Message command for breaking cited text.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1087
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1088 *** \\1-expressions are now valid in `nnmail-split-methods'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1089
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1090 *** The `custom-face-lookup' function has been removed.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1091 If you used this function in your initialization files, you must
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1092 rewrite them to use `face-spec-set' instead.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1093
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1094 *** Cancelling now uses the current select method. Symbolic prefix
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1095 `a' forces normal posting method.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1096
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1097 *** New command to translate M******** sm*rtq**t*s into proper text
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1098 -- `W d'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1099
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1100 *** For easier debugging of nntp, you can set `nntp-record-commands'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1101 to a non-nil value.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1102
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1103 *** nntp now uses ~/.authinfo, a .netrc-like file, for controlling
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1104 where and how to send AUTHINFO to NNTP servers.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1105
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1106 *** A command for editing group parameters from the summary buffer
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1107 has been added.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1108
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1109 *** A history of where mails have been split is available.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1110
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1111 *** A new article date command has been added -- `article-date-iso8601'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1112
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1113 *** Subjects can be simplified when threading by setting
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1114 `gnus-score-thread-simplify'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1115
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1116 *** A new function for citing in Message has been added --
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1117 `message-cite-original-without-signature'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1118
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1119 *** `article-strip-all-blank-lines' -- new article command.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1120
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1121 *** A new Message command to kill to the end of the article has
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1122 been added.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1123
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1124 *** A minimum adaptive score can be specified by using the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1125 `gnus-adaptive-word-minimum' variable.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1126
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1127 *** The "lapsed date" article header can be kept continually
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1128 updated by the `gnus-start-date-timer' command.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1129
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1130 *** Web listserv archives can be read with the nnlistserv backend.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1131
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1132 *** Old dejanews archives can now be read by nnweb.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1133
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1134 *** Byte-compilation of user-specs now works under XEmacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1135
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1136 ** The `dir' files are no longer essential for functioning of the Info
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1137 subsystem. If the `dir' file does not exist in an Info directory, the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1138 relevant information will be generated on-the-fly.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1139
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1140 This behavior can be customized, look for `Info-auto-generate-directory'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1141 and `Info-save-auto-generated-dir' in the `info' customization group.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1142
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1143
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1144 * Lisp and internal changes in XEmacs 21.0
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1145 ==========================================
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1146
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1147 ** It is now possible to build XEmacs with support for 31-bit Lisp
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1148 integers (normally, Lisp integers are only 28 bits wide on 32-bit
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1149 machines.) Configure with --use-minimal-tagbits to test. With this
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1150 change, the maximum buffer size on 32-bit machines is increased from
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1151 128M to 1G. This setting will be made default in a future XEmacs
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1152 version.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1153
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1154 ** Specifier changes.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1155
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1156 *** When instantiating a specifier, the window locale now has a higher
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1157 precedence than the buffer locale. This is because the window locale
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1158 is more specific than the buffer locale.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1159
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1160 *** The new macro `let-specifier' can be used to temporarily add
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1161 specifications to specifiers. See the documentation for details.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1162
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1163 *** The new specifiers `vertical-scrollbar-visible-p' and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1164 `horizontal-scrollbar-visible-p' may be used to control scrollbar
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1165 visibility. Previously, the only way to remove a scrollbar was to set
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1166 its size to 0. This method is still supported for backward
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1167 compatibility.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1168
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1169 *** The new specifiers `scrollbar-on-left-p' and `scrollbar-on-top-p'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1170 may be used to control the position of the vertical and horizontal
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1171 toolbar. Previously, their position could be changed only through the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1172 use of X resources.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1173
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1174 *** The new draggable vertical dividers between windows may be turned
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1175 off using the `vertical-divider-always-visible-p' specifier. When
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1176 this is set to nil, the vertical dividers between windows are shown
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1177 only when needed, and they are not draggable.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1178
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1179 Other properties of the vertical dividers may be controlled using
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1180 `vertical-divider-shadow-thickness', `vertical-divider-line-width' and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1181 `vertical-divider-spacing' specifiers, which see.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1182
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1183 ** Frame focus management changes.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1184
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1185 *** When the variable focus-follows-mouse is non-nil, `select-frame'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1186 no longer permanently selects a different frame. The frame selection
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1187 is temporary and is reverted when the current command terminates, much
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1188 like the buffer selected by `set-buffer'. This is the same as in FSF
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1189 Emacs.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1190
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1191 *** The new function `focus-frame' sets the window system focus to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1192 FRAME (and selects it), regardless of the value of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1193 `focus-follows-mouse'. Doing this is not well behaved, so be
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1194 absolutely sure that you want this.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1195
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1196 The code that uses `select-frame' only to get the window manager focus
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1197 should be changed to use `set-frame-focus' instead, so that they keep
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1198 working when `focus-follows-mouse' is non-nil.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1199
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1200 *** The special forms `save-selected-frame' and `with-selected-frame'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1201 can now be used to temporarily change selected frame.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1202
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1203 *** The behavior of `other-frame' command (`C-x 5 o') is unaffected by
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1204 these changes.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1205
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1206 ** The function `select-window' now has an optional second argument
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1207 NORECORD which if non-nil inhibits the recording of a buffer change.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1208
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1209 ** The function `vertical-motion' now correctly handles the second,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1210 optional WINDOW argument. A new third argument PIXELS, if non-nil,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1211 indicates that the returned motion should be in pixels.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1212
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1213 ** The new function `vertical-motion-pixels' is similar to
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1214 vertical-motion but takes as input a vertical motion in pixels.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1215
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1216 ** The new functions window-text-area-pixel-{width,height,edges} can
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1217 be used to obtain information about the text-displaying area of a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1218 window.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1219
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1220 ** The new functions `shrink-window-pixels' and `enlarge-window-pixels'
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1221 can be used to adjust the size of a window by a pixel amount.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1222
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1223 ** The new function `window-displayed-text-pixel-height' can be used
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1224 to determine the height of the text actually displayed in a window.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1225
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1226 ** The arithmetic comparison functions <, >, =, /= now accept a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1227 variable number of arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1228
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1229 This means that if you want to test whether A < B < C, you can write
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1230 it as (< A B C) instead of (and (< A B) (< B C)). Likewise,
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1231 (apply #'> LIST) now tests if LIST is monotonously increasing -- and
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1232 so on.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1233
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1234 ** The XEmacs hashtables now have a consistent read/print syntax.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1235 This means that a hashtable will be readably printed in a
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1236 structure-like form:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1237
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1238 #s(hashtable size 2 data (key1 value1 key2 value2))
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1239
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1240 When XEmacs reads this form, it will create a new hashtable according
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1241 to description. This allows you to easily dump hashtables to files
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1242 using `prin1', and read them back in using `read'.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1243
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1244 If `print-readably' is non-nil, a more relaxed syntax is used; for
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1245 instance:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1246
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1247 #<hashtable size 2/13 data (key1 value1 key2 value2) 0x874d>
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1248
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1249 ** It is now possible to build XEmacs with LDAP support.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1250 You will need to install a LDAP library first. The following have
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1251 been tested:
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1252 - LDAP 3.3 from the University of Michigan
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1253 (get it from <URL:http://www.umich.edu/~dirsvcs/ldap/>)
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1254 - OpenLDAP 1.0.3 from the OpenLDAP Foundation
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1255 (get it from <URL:http://www.openldap.org/>)
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1256 - LDAP SDK 1.0 from Netscape Corp.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1257 (get it from <URL:http://developer.netscape.com/>)
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1258
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1259 ** When profiling is in effect, a call-count of all recorded functions
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1260 is now calculated. This information is stored in
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1261 `call-count-profile-table', and is utilized by `profile-results' as
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1262 well as the new command `profile-call-count-results'.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1263
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1264 ** It is now an error to change the value of a symbol whose name
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1265 starts with a colon, if it is interned in the standard obarray.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1266
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1267 However, setting such a symbol to its proper value, which is that
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1268 symbol itself, is not an error. This is for the sake of programs that
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1269 support pre-19.12 XEmacs and pre-20 GNU Emacs by explicitly setting
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1270 these variables to themselves.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1271
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1272 ** The `concat' function no longer accepts integer arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1273
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1274 ** The new function `string' concatenates all its argument characters
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1275 and returns the resulting string. This is consistent with other
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1276 functions, like `list', `vector', etc.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1277
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1278 ** The function `temp-directory' is now available to return the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1279 directory to store temporary files. On Unix this will be obtained
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1280 from TMPDIR, defaulting to `/tmp'.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1281
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1282 ** The function load-average now accepts an optional argument
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
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diff changeset
1283 USE-FLOATS. If it is non-nil, the load average values are returned as
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1284 floating point numbers, rather than as integers to be divided by 100.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
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diff changeset
1285
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1286 ** The `make-event' function now supports the TYPE and PLIST
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1287 arguments, which can be used to create various events from Lisp. See
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1288 the documentation for details.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1289
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1290 ** `function-interactive' is a new function that returns the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1291 interactive specification of a funcallable object.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1292
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1293 ** The new `lmessage' function allows printing of a formatted message
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1294 with a particular label.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1295
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1296 (lmessage 'progress "Processing... %d" counter)
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1297
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
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diff changeset
1298 This function is more convenient than `display-message' because it
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1299 automatically applies `format' to its arguments.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1300
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1301 ** The new `lwarn' function, analogous to `lmessage', allows printing
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1302 a formatted warning, with a non-default CLASS or LABEL.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1303
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1304 ** The new function `split-path' can now be used to explode the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1305 components of a colon-separated search path into a list.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1306
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1307 (split-path "foo:bar")
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1308 => ("foo" "bar")
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1309
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1310 ** Specifiers and symbols whose value is a specifier are now allowed
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1311 as modeline specifications.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1312
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1313 ** defcustom now accepts the keyword `:version'. Use this to specify
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1314 in which version of Emacs a certain variable's default value changed.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1315 For example,
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1316
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1317 (defcustom foo-max 34 "*Maximum number of foo's allowed."
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1318 :type 'integer
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1319 :group 'foo
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1320 :version "21.0")
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1321
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1322 This information is used to control the customize-changed-options
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1323 command.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1324
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1325 ** The line number tracking in modeline is now efficient, even for
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1326 very large buffers. This is achieved by caching the line numbers of
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1327 recent buffer positions, and reusing them. This cache is used only in
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1328 the buffers where `line-number-mode' is in effect.
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1329
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1330 ** When the new GNU Malloc aka Doug Lea Malloc is available, it will
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1331 be used. This should result in better performance on Linux systems
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1332 with libc6.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1333
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1334 ** The code XEmacs uses to assemble its various paths into the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1335 directory hierarchy has been rewritten to support the package system.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1336 Look under "Startup Paths" in the Info documentation for more
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1337 information.
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1338
3ecd8885ac67 Import from CVS: tag r21-2-22
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diff changeset
1339 *** site-lisp is no longer part of the load-path by default.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1340 Its use is deprecated, but you can specify --with-site-lisp=yes at the
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
parents:
diff changeset
1341 configure command line to get it back.
3ecd8885ac67 Import from CVS: tag r21-2-22
cvs
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diff changeset
1342
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1343 *** `Info-default-directory-list' is now obsolete. If you want to
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1344 change the path which XEmacs uses to search for info files, set
3ecd8885ac67 Import from CVS: tag r21-2-22
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parents:
diff changeset
1345 `Info-directory-list' instead.
464
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
1346
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
1347
5aa1854ad537 Import from CVS: tag r21-2-47
cvs
parents: 462
diff changeset
1348 * For older news, see the file ONEWS.