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authorStefan Monnier2018-09-28 15:54:15 -0400
committerStefan Monnier2018-09-28 15:54:15 -0400
commit804f9e74de17cc68355d32bfb66710fd5b6b47b7 (patch)
treec4af3b3d547077b636dbc495171d452193add2ff
parentac7421423cd977e96a8f06d12dc6abdbfcaabf5d (diff)
downloademacs-804f9e74de17cc68355d32bfb66710fd5b6b47b7.tar.gz
emacs-804f9e74de17cc68355d32bfb66710fd5b6b47b7.zip
* etc/NEWS.18: Use outline-mode and a more standard format
-rw-r--r--etc/NEWS.1-171
-rw-r--r--etc/NEWS.18394
2 files changed, 197 insertions, 198 deletions
diff --git a/etc/NEWS.1-17 b/etc/NEWS.1-17
index cfa0b400cc5..c74cc3de71a 100644
--- a/etc/NEWS.1-17
+++ b/etc/NEWS.1-17
@@ -2529,5 +2529,4 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
2529 2529
2530Local variables: 2530Local variables:
2531mode: outline 2531mode: outline
2532mode: text
2533end: 2532end:
diff --git a/etc/NEWS.18 b/etc/NEWS.18
index e2645b9401f..ab76c3c7725 100644
--- a/etc/NEWS.18
+++ b/etc/NEWS.18
@@ -8,23 +8,23 @@ This file is about changes in emacs version 18.
8 8
9 9
10 10
11Changes in version 18.52. 11* Changes in Emacs 18.52.
12 12
13* X windows version 10 is supported under system V. 13** X windows version 10 is supported under system V.
14 14
15* Pop-up menus are now supported with the same Lisp interface in 15** Pop-up menus are now supported with the same Lisp interface in
16both version 10 and 11 of X windows. 16both version 10 and 11 of X windows.
17 17
18* C-x 4 a is a new command to edit a change-log entry in another window. 18** C-x 4 a is a new command to edit a change-log entry in another window.
19 19
20* The emacs client program now allows an option +NNN to specify the 20** The emacs client program now allows an option +NNN to specify the
21line number to go to in the file whose name follows. Thus, 21line number to go to in the file whose name follows. Thus,
22 emacsclient foo.c +45 bar.c 22 emacsclient foo.c +45 bar.c
23will find the files `foo.c' and `bar.c', going to line 45 in `bar.c'. 23will find the files `foo.c' and `bar.c', going to line 45 in `bar.c'.
24 24
25* Dired allows empty directories to be deleted like files. 25** Dired allows empty directories to be deleted like files.
26 26
27* When the terminal type is used to find a terminal-specific file to 27** When the terminal type is used to find a terminal-specific file to
28run, Emacs now tries the entire terminal type first. If that doesn't 28run, Emacs now tries the entire terminal type first. If that doesn't
29yield a file that exists, the last hyphen and what follows it is 29yield a file that exists, the last hyphen and what follows it is
30stripped. If that doesn't yield a file that exists, the previous 30stripped. If that doesn't yield a file that exists, the previous
@@ -34,97 +34,97 @@ example, if the terminal type is `aaa-48-foo', Emacs will try first
34 34
35Underscores now receive the same treatment as hyphens. 35Underscores now receive the same treatment as hyphens.
36 36
37* Texinfo features: @defun, etc. texinfo-show-structure. 37** Texinfo features: @defun, etc. texinfo-show-structure.
38New template commands. texinfo-format-region. 38New template commands. texinfo-format-region.
39 39
40* The special "local variable" `eval' is now ignored if you are running 40** The special "local variable" `eval' is now ignored if you are running
41as root. 41as root.
42 42
43* New command `c-macro-expand' shows the result of C macro expansion 43** New command `c-macro-expand' shows the result of C macro expansion
44in the region. It works using the C preprocessor, so its results 44in the region. It works using the C preprocessor, so its results
45are completely accurate. 45are completely accurate.
46 46
47* Errors in trying to auto save now flash error messages for a few seconds. 47** Errors in trying to auto save now flash error messages for a few seconds.
48 48
49* Killing a buffer now sends SIGHUP to the buffer's process. 49** Killing a buffer now sends SIGHUP to the buffer's process.
50 50
51* New hooks. 51** New hooks.
52 52
53** `spell-region' now allows you to filter the text before spelling-checking. 53*** `spell-region' now allows you to filter the text before spelling-checking.
54If the value of `spell-filter' is non-nil, it is called, with no arguments, 54If the value of `spell-filter' is non-nil, it is called, with no arguments,
55looking at a temporary buffer containing a copy of the text to be checked. 55looking at a temporary buffer containing a copy of the text to be checked.
56It can alter the text freely before the spell program sees it. 56It can alter the text freely before the spell program sees it.
57 57
58** The variable `lpr-command' now specifies the command to be used when 58*** The variable `lpr-command' now specifies the command to be used when
59you use the commands to print text (such as M-x print-buffer). 59you use the commands to print text (such as M-x print-buffer).
60 60
61** Posting netnews now calls the value of `news-inews-hook' (if not nil) 61*** Posting netnews now calls the value of `news-inews-hook' (if not nil)
62as a function of no arguments before the actual posting. 62as a function of no arguments before the actual posting.
63 63
64** Rmail now calls the value of `rmail-show-message-hook' (if not nil) 64*** Rmail now calls the value of `rmail-show-message-hook' (if not nil)
65as a function of no arguments, each time a new message is selected. 65as a function of no arguments, each time a new message is selected.
66 66
67** `kill-emacs' calls the value of `kill-emacs-hook' as a function of no args. 67*** `kill-emacs' calls the value of `kill-emacs-hook' as a function of no args.
68 68
69* New libraries. 69** New libraries.
70See the source code of each library for more information. 70See the source code of each library for more information.
71 71
72** icon.el: a major mode for editing programs written in Icon. 72*** icon.el: a major mode for editing programs written in Icon.
73 73
74** life.el: a simulator for the cellular automaton "life". Load the 74*** life.el: a simulator for the cellular automaton "life". Load the
75library and run M-x life. 75library and run M-x life.
76 76
77** doctex.el: a library for converting the Emacs `etc/DOC' file of 77*** doctex.el: a library for converting the Emacs `etc/DOC' file of
78documentation strings into TeX input. 78documentation strings into TeX input.
79 79
80** saveconf.el: a library which records the arrangement of windows and 80*** saveconf.el: a library which records the arrangement of windows and
81buffers when you exit Emacs, and automatically recreates the same 81buffers when you exit Emacs, and automatically recreates the same
82setup the next time you start Emacs. 82setup the next time you start Emacs.
83 83
84** uncompress.el: a library that automatically uncompresses files 84*** uncompress.el: a library that automatically uncompresses files
85when you visit them. 85when you visit them.
86 86
87** c-fill.el: a mode for editing filled comments in C. 87*** c-fill.el: a mode for editing filled comments in C.
88 88
89** kermit.el: an extended version of shell-mode designed for running kermit. 89*** kermit.el: an extended version of shell-mode designed for running kermit.
90 90
91** spook.el: a library for adding some "distract the NSA" keywords to every 91*** spook.el: a library for adding some "distract the NSA" keywords to every
92message you send. 92message you send.
93 93
94** hideif.el: a library for hiding parts of a C program based on preprocessor 94*** hideif.el: a library for hiding parts of a C program based on preprocessor
95conditionals. 95conditionals.
96 96
97** autoinsert.el: a library to put in some initial text when you visit 97*** autoinsert.el: a library to put in some initial text when you visit
98a nonexistent file. The text used depends on the major mode, and 98a nonexistent file. The text used depends on the major mode, and
99comes from a directory of files created by you. 99comes from a directory of files created by you.
100 100
101* New programming features. 101** New programming features.
102 102
103** The variable `window-system-version' now contains the version number 103*** The variable `window-system-version' now contains the version number
104of the window system you are using (if appropriate). When using X windows, 104of the window system you are using (if appropriate). When using X windows,
105its value is either 10 or 11. 105its value is either 10 or 11.
106 106
107** (interactive "N") uses the prefix argument if any; otherwise, it reads 107*** (interactive "N") uses the prefix argument if any; otherwise, it reads
108a number using the minibuffer. 108a number using the minibuffer.
109 109
110** VMS: there are two new functions `vms-system-info' and `shrink-to-icon'. 110*** VMS: there are two new functions `vms-system-info' and `shrink-to-icon'.
111The former allows you to get many kinds of system status information. 111The former allows you to get many kinds of system status information.
112See its self-documentation for full details. 112See its self-documentation for full details.
113The second is used with the window system: it iconifies the Emacs window. 113The second is used with the window system: it iconifies the Emacs window.
114 114
115** VMS: the new function `define-logical-name' allows you to create 115*** VMS: the new function `define-logical-name' allows you to create
116job-wide logical names. The old function `define-dcl-symbol' has been 116job-wide logical names. The old function `define-dcl-symbol' has been
117removed. 117removed.
118 118
119 119
120 120
121Changes in version 18.50. 121* Changes in Emacs 18.50.
122 122
123* X windows version 11 is supported. 123** X windows version 11 is supported.
124 124
125Define X11 in config.h if you want X version 11 instead of version 10. 125Define X11 in config.h if you want X version 11 instead of version 10.
126 126
127* The command M-x gdb runs the GDB debugger as an inferior. 127** The command M-x gdb runs the GDB debugger as an inferior.
128It asks for the filename of the executable you want to debug. 128It asks for the filename of the executable you want to debug.
129 129
130GDB runs as an inferior with I/O through an Emacs buffer. All the 130GDB runs as an inferior with I/O through an Emacs buffer. All the
@@ -140,21 +140,21 @@ and `finish'.
140In any source file, the commands C-x SPC tells GDB to set a breakpoint 140In any source file, the commands C-x SPC tells GDB to set a breakpoint
141on the current line. 141on the current line.
142 142
143* M-x calendar displays a three-month calendar. 143** M-x calendar displays a three-month calendar.
144 144
145* C-u 0 C-x C-s never makes a backup file. 145** C-u 0 C-x C-s never makes a backup file.
146 146
147This is a way you can explicitly request not to make a backup. 147This is a way you can explicitly request not to make a backup.
148 148
149* `term-setup-hook' is for users only. 149** `term-setup-hook' is for users only.
150 150
151Emacs never uses this variable for internal purposes, so you can freely 151Emacs never uses this variable for internal purposes, so you can freely
152set it in your `.emacs' file to make Emacs do something special after 152set it in your `.emacs' file to make Emacs do something special after
153loading any terminal-specific setup file from `lisp/term'. 153loading any terminal-specific setup file from `lisp/term'.
154 154
155* `copy-keymap' now copies recursive submaps. 155** `copy-keymap' now copies recursive submaps.
156 156
157* New overlay-arrow feature. 157** New overlay-arrow feature.
158 158
159If you set the variable `overlay-arrow-string' to a string 159If you set the variable `overlay-arrow-string' to a string
160and `overlay-arrow-position' to a marker, that string is displayed on 160and `overlay-arrow-position' to a marker, that string is displayed on
@@ -162,12 +162,12 @@ the screen at the position of that marker, hiding whatever text would
162have appeared there. If that position isn't on the screen, or if 162have appeared there. If that position isn't on the screen, or if
163the buffer the marker points into isn't displayed, there is no effect. 163the buffer the marker points into isn't displayed, there is no effect.
164 164
165* -batch mode can read from the terminal. 165** -batch mode can read from the terminal.
166 166
167It now works to use `read-char' to do terminal input in a noninteractive 167It now works to use `read-char' to do terminal input in a noninteractive
168Emacs run. End of file causes Emacs to exit. 168Emacs run. End of file causes Emacs to exit.
169 169
170* Variables `data-bytes-used' and `data-bytes-free' removed. 170** Variables `data-bytes-used' and `data-bytes-free' removed.
171 171
172These variables cannot really work because the 24-bit range of an 172These variables cannot really work because the 24-bit range of an
173integer in (most ports of) GNU Emacs is not large enough to hold their 173integer in (most ports of) GNU Emacs is not large enough to hold their
@@ -175,9 +175,9 @@ values on many systems.
175 175
176 176
177 177
178Changes in version 18.45, since version 18.41. 178* Changes in Emacs 18.45, since version 18.41.
179 179
180* C indentation parameter `c-continued-brace-offset'. 180** C indentation parameter `c-continued-brace-offset'.
181 181
182This parameter's value is added to the indentation of any 182This parameter's value is added to the indentation of any
183line that is in a continuation context and starts with an open-brace. 183line that is in a continuation context and starts with an open-brace.
@@ -188,26 +188,26 @@ For example, it applies to the open brace shown here:
188 188
189The default value is zero. 189The default value is zero.
190 190
191* Dabbrev expansion (Meta-/) preserves case. 191** Dabbrev expansion (Meta-/) preserves case.
192 192
193When you use Meta-/ to search the buffer for an expansion of an 193When you use Meta-/ to search the buffer for an expansion of an
194abbreviation, if the expansion found is all lower case except perhaps 194abbreviation, if the expansion found is all lower case except perhaps
195for its first letter, then the case pattern of the abbreviation 195for its first letter, then the case pattern of the abbreviation
196is carried over to the expansion that replaces it. 196is carried over to the expansion that replaces it.
197 197
198* TeX-mode syntax. 198** TeX-mode syntax.
199 199
200\ is no longer given "escape character" syntax in TeX mode. It now 200\ is no longer given "escape character" syntax in TeX mode. It now
201has the syntax of an ordinary punctuation character. As a result, 201has the syntax of an ordinary punctuation character. As a result,
202\[...\] and such like are considered to balance each other. 202\[...\] and such like are considered to balance each other.
203 203
204* Mail-mode automatic Reply-To field. 204** Mail-mode automatic Reply-To field.
205 205
206If the variable `mail-default-reply-to' is non-`nil', then each time 206If the variable `mail-default-reply-to' is non-`nil', then each time
207you start to compose a message, a Reply-To field is inserted with 207you start to compose a message, a Reply-To field is inserted with
208its contents taken from the value of `mail-default-reply-to'. 208its contents taken from the value of `mail-default-reply-to'.
209 209
210* Where is your .emacs file? 210** Where is your .emacs file?
211 211
212If you run Emacs under `su', so your real and effective uids are 212If you run Emacs under `su', so your real and effective uids are
213different, Emacs uses the home directory associated with the real uid 213different, Emacs uses the home directory associated with the real uid
@@ -218,23 +218,23 @@ file.
218 218
219The .emacs file is not loaded at all if -batch is specified. 219The .emacs file is not loaded at all if -batch is specified.
220 220
221* Prolog mode is the default for ".pl" files. 221** Prolog mode is the default for ".pl" files.
222 222
223* File names are not case-sensitive on VMS. 223** File names are not case-sensitive on VMS.
224 224
225On VMS systems, all file names that you specify are converted to upper 225On VMS systems, all file names that you specify are converted to upper
226case. You can use either upper or lower case indiscriminately. 226case. You can use either upper or lower case indiscriminately.
227 227
228* VMS-only function 'define-dcl-symbol'. 228** VMS-only function 'define-dcl-symbol'.
229 229
230This is a new name for the function formerly called 230This is a new name for the function formerly called
231`define-logical-name'. 231`define-logical-name'.
232 232
233 233
234 234
235Editing Changes in Emacs 18 235* Editing Changes in Emacs 18
236 236
237* Additional systems and machines are supported. 237** Additional systems and machines are supported.
238 238
239GNU Emacs now runs on Vax VMS. However, many facilities that are normally 239GNU Emacs now runs on Vax VMS. However, many facilities that are normally
240implemented by running subprocesses do not work yet. This includes listing 240implemented by running subprocesses do not work yet. This includes listing
@@ -256,13 +256,13 @@ to working. The port for the Elxsi is partly merged. See the file
256MACHINES for full status information and machine-specific installation 256MACHINES for full status information and machine-specific installation
257advice. 257advice.
258 258
259* Searching is faster. 259** Searching is faster.
260 260
261Forward search for a text string, or for a regexp that is equivalent 261Forward search for a text string, or for a regexp that is equivalent
262to a text string, is now several times faster. Motion by lines and 262to a text string, is now several times faster. Motion by lines and
263counting lines is also faster. 263counting lines is also faster.
264 264
265* Memory usage improvements. 265** Memory usage improvements.
266 266
267It is no longer possible to run out of memory during garbage 267It is no longer possible to run out of memory during garbage
268collection. As a result, running out of memory is never fatal. This 268collection. As a result, running out of memory is never fatal. This
@@ -271,27 +271,27 @@ strings in place rather than copying them. Another consequence of the
271change is a reduction in total memory usage and a slight increase in 271change is a reduction in total memory usage and a slight increase in
272garbage collection speed. 272garbage collection speed.
273 273
274* Display changes. 274** Display changes.
275 275
276** Editing above top of screen. 276*** Editing above top of screen.
277 277
278When you delete or kill or alter text that reaches to the top of the 278When you delete or kill or alter text that reaches to the top of the
279screen or above it, so that display would start in the middle of a 279screen or above it, so that display would start in the middle of a
280line, Emacs will usually attempt to scroll the text so that display 280line, Emacs will usually attempt to scroll the text so that display
281starts at the beginning of a line again. 281starts at the beginning of a line again.
282 282
283** Yanking in the minibuffer. 283*** Yanking in the minibuffer.
284 284
285The message "Mark Set" is no longer printed when the minibuffer is 285The message "Mark Set" is no longer printed when the minibuffer is
286active. This is convenient with many commands, including C-y, that 286active. This is convenient with many commands, including C-y, that
287normally print such a message. 287normally print such a message.
288 288
289** Cursor appears in last line during y-or-n questions. 289*** Cursor appears in last line during y-or-n questions.
290 290
291Questions that want a `y' or `n' answer now move the cursor 291Questions that want a `y' or `n' answer now move the cursor
292to the last line, following the question. 292to the last line, following the question.
293 293
294* Library loading changes. 294** Library loading changes.
295 295
296`load' now considers all possible suffixes (`.elc', `.el' and none) 296`load' now considers all possible suffixes (`.elc', `.el' and none)
297for each directory in `load-path' before going on to the next directory. 297for each directory in `load-path' before going on to the next directory.
@@ -313,13 +313,13 @@ is no longer allowed. Instead, there are two commands for loading files.
313`M-x load-file' reads a file name with completion and defaulting 313`M-x load-file' reads a file name with completion and defaulting
314and then loads exactly that file, with no searching and no suffixes. 314and then loads exactly that file, with no searching and no suffixes.
315 315
316* Emulation of other editors. 316** Emulation of other editors.
317 317
318** `edt-emulation-on' starts emulating DEC's EDT editor. 318*** `edt-emulation-on' starts emulating DEC's EDT editor.
319 319
320Do `edt-emulation-off' to return Emacs to normal. 320Do `edt-emulation-off' to return Emacs to normal.
321 321
322** `vi-mode' and `vip-mode' starts emulating vi. 322*** `vi-mode' and `vip-mode' starts emulating vi.
323 323
324These are two different vi emulations provided by GNU Emacs users. 324These are two different vi emulations provided by GNU Emacs users.
325We are interested in feedback as to which emulation is preferable. 325We are interested in feedback as to which emulation is preferable.
@@ -327,20 +327,20 @@ We are interested in feedback as to which emulation is preferable.
327See the documentation and source code for these functions 327See the documentation and source code for these functions
328for more information. 328for more information.
329 329
330** `set-gosmacs-bindings' emulates Gosling Emacs. 330*** `set-gosmacs-bindings' emulates Gosling Emacs.
331 331
332This command changes many global bindings to resemble those of 332This command changes many global bindings to resemble those of
333Gosling Emacs. The previous bindings are saved and can be restored using 333Gosling Emacs. The previous bindings are saved and can be restored using
334`set-gnu-bindings'. 334`set-gnu-bindings'.
335 335
336* Emulation of a display terminal. 336** Emulation of a display terminal.
337 337
338Within Emacs it is now possible to run programs (such as emacs or 338Within Emacs it is now possible to run programs (such as emacs or
339supdup) which expect to do output to a visual display terminal. 339supdup) which expect to do output to a visual display terminal.
340 340
341See the function `terminal-emulator' for more information. 341See the function `terminal-emulator' for more information.
342 342
343* New support for keypads and function keys. 343** New support for keypads and function keys.
344 344
345There is now a first attempt at terminal-independent support for 345There is now a first attempt at terminal-independent support for
346keypad and function keys. 346keypad and function keys.
@@ -369,7 +369,7 @@ used in forming the name of the terminal-specific file. Thus, for
369terminal type `aaa-48', the file loaded is now `term/aaa.el' rather 369terminal type `aaa-48', the file loaded is now `term/aaa.el' rather
370than `term/aaa-48.el'. 370than `term/aaa-48.el'.
371 371
372* New startup command line options. 372** New startup command line options.
373 373
374`-i FILE' or `-insert FILE' in the command line to Emacs tells Emacs to 374`-i FILE' or `-insert FILE' in the command line to Emacs tells Emacs to
375insert the contents of FILE into the current buffer at that point in 375insert the contents of FILE into the current buffer at that point in
@@ -383,7 +383,7 @@ emulator on the X window system and you want to run Emacs to work through
383the terminal emulator instead of working directly with the window system, 383the terminal emulator instead of working directly with the window system,
384use this switch. 384use this switch.
385 385
386* Buffer-sorting commands. 386** Buffer-sorting commands.
387 387
388Various M-x commands whose names start with `sort-' sort parts of 388Various M-x commands whose names start with `sort-' sort parts of
389the region: 389the region:
@@ -404,13 +404,13 @@ sort-columns divides into lines and sorts them according to the contents
404 404
405Refer to the self-documentation of these commands for full usage information. 405Refer to the self-documentation of these commands for full usage information.
406 406
407* Changes in various commands. 407** Changes in various commands.
408 408
409** `tags-query-replace' and `tags-search' change. 409*** `tags-query-replace' and `tags-search' change.
410 410
411These functions now display the name of the file being searched at the moment. 411These functions now display the name of the file being searched at the moment.
412 412
413** `occur' output now serves as a menu. `occur-menu' command deleted. 413*** `occur' output now serves as a menu. `occur-menu' command deleted.
414 414
415`M-x occur' now allows you to move quickly to any of the occurrences 415`M-x occur' now allows you to move quickly to any of the occurrences
416listed. Select the `*Occur*' buffer that contains the output of `occur', 416listed. Select the `*Occur*' buffer that contains the output of `occur',
@@ -423,7 +423,7 @@ The command `occur-menu' is thus obsolete, and has been deleted.
423One way to get a list of matching lines without line numbers is to 423One way to get a list of matching lines without line numbers is to
424copy the text to another buffer and use the command `keep-lines'. 424copy the text to another buffer and use the command `keep-lines'.
425 425
426** Incremental search changes. 426*** Incremental search changes.
427 427
428Ordinary and regexp incremental searches now have distinct default 428Ordinary and regexp incremental searches now have distinct default
429search strings. Thus, regexp searches recall only previous regexp 429search strings. Thus, regexp searches recall only previous regexp
@@ -458,12 +458,12 @@ If `search-slow-window-lines' is negative, the slow search window
458is put at the top of the screen, and the absolute value or the 458is put at the top of the screen, and the absolute value or the
459negative number specifies the height of it. 459negative number specifies the height of it.
460 460
461** Undo changes 461*** Undo changes
462 462
463The undo command now will mark the buffer as unmodified only when it is 463The undo command now will mark the buffer as unmodified only when it is
464identical to the contents of the visited file. 464identical to the contents of the visited file.
465 465
466** C-M-v in minibuffer. 466*** C-M-v in minibuffer.
467 467
468If while in the minibuffer you request help in a way that uses a 468If while in the minibuffer you request help in a way that uses a
469window to display something, then until you exit the minibuffer C-M-v 469window to display something, then until you exit the minibuffer C-M-v
@@ -472,7 +472,7 @@ in the minibuffer window scrolls the window of help.
472For example, if you request a list of possible completions, C-M-v can 472For example, if you request a list of possible completions, C-M-v can
473be used reliably to scroll the completion list. 473be used reliably to scroll the completion list.
474 474
475** M-TAB command. 475*** M-TAB command.
476 476
477Meta-TAB performs completion on the Emacs Lisp symbol names. The sexp 477Meta-TAB performs completion on the Emacs Lisp symbol names. The sexp
478in the buffer before point is compared against all existing nontrivial 478in the buffer before point is compared against all existing nontrivial
@@ -483,12 +483,12 @@ or properties.
483If there are multiple possibilities for the very next character, a 483If there are multiple possibilities for the very next character, a
484list of possible completions is displayed. 484list of possible completions is displayed.
485 485
486** Dynamic abbreviation package. 486*** Dynamic abbreviation package.
487 487
488The new command Meta-/ expands an abbreviation in the buffer before point 488The new command Meta-/ expands an abbreviation in the buffer before point
489by searching the buffer for words that start with the abbreviation. 489by searching the buffer for words that start with the abbreviation.
490 490
491** Changes in saving kbd macros. 491*** Changes in saving kbd macros.
492 492
493The commands `write-kbd-macro' and `append-kbd-macro' have been 493The commands `write-kbd-macro' and `append-kbd-macro' have been
494deleted. The way to save a keyboard macro is to use the new command 494deleted. The way to save a keyboard macro is to use the new command
@@ -498,12 +498,12 @@ file such as your Emacs init file `~/.emacs', insert the macro
498definition (perhaps deleting an old definition for the same macro) 498definition (perhaps deleting an old definition for the same macro)
499and then save the file. 499and then save the file.
500 500
501** C-x ' command. 501*** C-x ' command.
502 502
503The new command C-x ' (expand-abbrev) expands the word before point as 503The new command C-x ' (expand-abbrev) expands the word before point as
504an abbrev, even if abbrev-mode is not turned on. 504an abbrev, even if abbrev-mode is not turned on.
505 505
506** Sending to inferior Lisp. 506*** Sending to inferior Lisp.
507 507
508The command C-M-x in Lisp mode, which sends the current defun to 508The command C-M-x in Lisp mode, which sends the current defun to
509an inferior Lisp process, now works by writing the text into a temporary 509an inferior Lisp process, now works by writing the text into a temporary
@@ -517,20 +517,20 @@ appear on the screen and scrolls it so that the bottom is showing.
517Two variables `inferior-lisp-load-command' and `inferior-lisp-prompt', 517Two variables `inferior-lisp-load-command' and `inferior-lisp-prompt',
518exist to customize these feature for different Lisp implementations. 518exist to customize these feature for different Lisp implementations.
519 519
520** C-x p now disabled. 520*** C-x p now disabled.
521 521
522The command C-x p, a nonrecommended command which narrows to the current 522The command C-x p, a nonrecommended command which narrows to the current
523page, is now initially disabled like C-x n. 523page, is now initially disabled like C-x n.
524 524
525* Dealing with files. 525** Dealing with files.
526 526
527** C-x C-v generalized 527*** C-x C-v generalized
528 528
529This command is now allowed even if the current buffer is not visiting 529This command is now allowed even if the current buffer is not visiting
530a file. As usual, it kills the current buffer and replaces it with a 530a file. As usual, it kills the current buffer and replaces it with a
531newly found file. 531newly found file.
532 532
533** M-x recover-file improved; auto save file names changed. 533*** M-x recover-file improved; auto save file names changed.
534 534
535M-x recover-file now checks whether the last auto-save file is more 535M-x recover-file now checks whether the last auto-save file is more
536recent than the real visited file before offering to read in the 536recent than the real visited file before offering to read in the
@@ -555,21 +555,21 @@ You can customize the way auto save file names are made by redefining
555the two functions `make-auto-save-file-name' and `auto-save-file-name-p', 555the two functions `make-auto-save-file-name' and `auto-save-file-name-p',
556both of which are defined in `files.el'. 556both of which are defined in `files.el'.
557 557
558** Modifying a buffer whose file is changed on disk is detected instantly. 558*** Modifying a buffer whose file is changed on disk is detected instantly.
559 559
560On systems where clash detection (locking of files being edited) is 560On systems where clash detection (locking of files being edited) is
561implemented, Emacs also checks the first time you modify a buffer 561implemented, Emacs also checks the first time you modify a buffer
562whether the file has changed on disk since it was last visited or saved. 562whether the file has changed on disk since it was last visited or saved.
563If it has, you are asked to confirm that you want to change the buffer. 563If it has, you are asked to confirm that you want to change the buffer.
564 564
565** Exiting Emacs offers to save `*mail*'. 565*** Exiting Emacs offers to save `*mail*'.
566 566
567Emacs can now know about buffers that it should offer to save on exit 567Emacs can now know about buffers that it should offer to save on exit
568even though they are not visiting files. This is done for any buffer 568even though they are not visiting files. This is done for any buffer
569which has a non-nil local value of `buffer-offer-save'. By default, 569which has a non-nil local value of `buffer-offer-save'. By default,
570Mail mode provides such a local value. 570Mail mode provides such a local value.
571 571
572** Backup file changes. 572*** Backup file changes.
573 573
574If a backup file cannot be written in the directory of the visited file 574If a backup file cannot be written in the directory of the visited file
575due to fascist file protection, a backup file is now written in your home 575due to fascist file protection, a backup file is now written in your home
@@ -579,7 +579,7 @@ the most recently made such backup is available.
579When backup files are made by copying, the last-modification time of the 579When backup files are made by copying, the last-modification time of the
580original file is now preserved in the backup copy. 580original file is now preserved in the backup copy.
581 581
582** Visiting remote files. 582*** Visiting remote files.
583 583
584On an internet host, you can now visit and save files on any other 584On an internet host, you can now visit and save files on any other
585internet host directly from Emacs with the commands M-x ftp-find-file 585internet host directly from Emacs with the commands M-x ftp-find-file
@@ -592,14 +592,14 @@ give the user name and password for use on that host. FTP is reinvoked
592each time you ask to use it, but previously specified user names and 592each time you ask to use it, but previously specified user names and
593passwords are remembered automatically. 593passwords are remembered automatically.
594 594
595** Dired `g' command. 595*** Dired `g' command.
596 596
597`g' in Dired mode is equivalent to M-x revert-buffer; it causes the 597`g' in Dired mode is equivalent to M-x revert-buffer; it causes the
598current contents of the same directory to be read in. 598current contents of the same directory to be read in.
599 599
600* Changes in major modes. 600** Changes in major modes.
601 601
602** C mode indentation change. 602*** C mode indentation change.
603 603
604The binding of Linefeed is no longer changed by C mode. It once again 604The binding of Linefeed is no longer changed by C mode. It once again
605has its normal meaning, which is to insert a newline and then indent 605has its normal meaning, which is to insert a newline and then indent
@@ -618,28 +618,28 @@ is non-whitespace preceding point on the current line. Giving it a
618prefix argument will force reindentation of the line (as well as 618prefix argument will force reindentation of the line (as well as
619of the compound statement that begins after point, if any). 619of the compound statement that begins after point, if any).
620 620
621** Fortran mode now exists. 621*** Fortran mode now exists.
622 622
623This mode provides commands for motion and indentation of Fortran code, 623This mode provides commands for motion and indentation of Fortran code,
624plus built-in abbrevs for Fortran keywords. For details, see the manual 624plus built-in abbrevs for Fortran keywords. For details, see the manual
625or the on-line documentation of the command `fortran-mode'. 625or the on-line documentation of the command `fortran-mode'.
626 626
627** Scribe mode now exists. 627*** Scribe mode now exists.
628 628
629This mode does something useful for editing files of Scribe input. 629This mode does something useful for editing files of Scribe input.
630It is used automatically for files with names ending in ".mss". 630It is used automatically for files with names ending in ".mss".
631 631
632** Modula2 and Prolog modes now exist. 632*** Modula2 and Prolog modes now exist.
633 633
634These modes are for editing programs in the languages of the same names. 634These modes are for editing programs in the languages of the same names.
635They can be selected with M-x modula-2-mode and M-x prolog-mode. 635They can be selected with M-x modula-2-mode and M-x prolog-mode.
636 636
637** Telnet mode changes. 637*** Telnet mode changes.
638 638
639The telnet mode special commands have now been assigned to C-c keys. 639The telnet mode special commands have now been assigned to C-c keys.
640Most of them are the same as in Shell mode. 640Most of them are the same as in Shell mode.
641 641
642** Picture mode changes. 642*** Picture mode changes.
643 643
644The special picture-mode commands to specify the direction of cursor 644The special picture-mode commands to specify the direction of cursor
645motion after insertion have been moved to C-c keys. The commands to 645motion after insertion have been moved to C-c keys. The commands to
@@ -647,13 +647,13 @@ specify diagonal motion were already C-c keys; they are unchanged.
647The keys to specify horizontal or vertical motion are now 647The keys to specify horizontal or vertical motion are now
648C-c < (left), C-c > (right), C-c ^ (up) and C-c . (down). 648C-c < (left), C-c > (right), C-c ^ (up) and C-c . (down).
649 649
650** Nroff mode comments. 650*** Nroff mode comments.
651 651
652Comments are now supported in Nroff mode. The standard comment commands 652Comments are now supported in Nroff mode. The standard comment commands
653such as M-; and C-x ; know how to insert, align and delete comments 653such as M-; and C-x ; know how to insert, align and delete comments
654that start with backslash-doublequote. 654that start with backslash-doublequote.
655 655
656** LaTeX mode. 656*** LaTeX mode.
657 657
658LaTeX mode now exists. Use M-x latex-mode to select this mode, and 658LaTeX mode now exists. Use M-x latex-mode to select this mode, and
659M-x plain-tex-mode to select the previously existing mode for Plain 659M-x plain-tex-mode to select the previously existing mode for Plain
@@ -677,7 +677,7 @@ C-c C-f close a block (appropriate for LaTeX only).
677 this inserts an \end{...} on the following line 677 this inserts an \end{...} on the following line
678 and puts point on a blank line between them. 678 and puts point on a blank line between them.
679 679
680** Outline mode changes. 680*** Outline mode changes.
681 681
682Invisible lines in outline mode are now indicated by `...' at the 682Invisible lines in outline mode are now indicated by `...' at the
683end of the previous visible line. 683end of the previous visible line.
@@ -701,9 +701,9 @@ the string that matches.
701A line starting with a ^L (formfeed) is now by default considered 701A line starting with a ^L (formfeed) is now by default considered
702a header line. 702a header line.
703 703
704* Mail reading and sending. 704** Mail reading and sending.
705 705
706** MH-E changes. 706*** MH-E changes.
707 707
708MH-E has been extensively modified and improved since the v17 release. 708MH-E has been extensively modified and improved since the v17 release.
709It contains many new features, including commands to: extracted failed 709It contains many new features, including commands to: extracted failed
@@ -715,7 +715,7 @@ single messages. MH-E also has had numerous bugs fixed and commands
715made to run faster. Furthermore, its keybindings have been changed to 715made to run faster. Furthermore, its keybindings have been changed to
716be compatible with Rmail and the rest of GNU Emacs. 716be compatible with Rmail and the rest of GNU Emacs.
717 717
718** Mail mode changes. 718*** Mail mode changes.
719 719
720The C-c commands of mail mode have been rearranged: 720The C-c commands of mail mode have been rearranged:
721 721
@@ -727,28 +727,28 @@ C-c y, C-c w and C-c q have been changed to C-c C-y, C-c C-w and C-c C-q.
727 727
728Thus, C-c LETTER is always unassigned. 728Thus, C-c LETTER is always unassigned.
729 729
730** Rmail C-r command changed to w. 730*** Rmail C-r command changed to w.
731 731
732The Rmail command to edit the current message is now `w'. This change 732The Rmail command to edit the current message is now `w'. This change
733has been made because people frequently type C-r while in Rmail hoping 733has been made because people frequently type C-r while in Rmail hoping
734to do a reverse incremental search. That now works. 734to do a reverse incremental search. That now works.
735 735
736* Rnews changes. 736** Rnews changes.
737 737
738** Caesar rotation added. 738*** Caesar rotation added.
739 739
740The function news-caesar-buffer-body performs encryption and 740The function news-caesar-buffer-body performs encryption and
741decryption of the body of a news message. It defaults to the USENET 741decryption of the body of a news message. It defaults to the USENET
742standard of 13, and accepts any numeric arg between 1 to 25 and -25 to -1. 742standard of 13, and accepts any numeric arg between 1 to 25 and -25 to -1.
743The function is bound to C-c C-r in both news-mode and news-reply-mode. 743The function is bound to C-c C-r in both news-mode and news-reply-mode.
744 744
745** rmail-output command added. 745*** rmail-output command added.
746 746
747The C-o command has been bound to rmail-output in news-mode. 747The C-o command has been bound to rmail-output in news-mode.
748This allows one to append an article to a file which is in either Unix 748This allows one to append an article to a file which is in either Unix
749mail or RMAIL format. 749mail or RMAIL format.
750 750
751** news-reply-mode changes. 751*** news-reply-mode changes.
752 752
753The C-c commands of news reply mode have been rearranged and changed, 753The C-c commands of news reply mode have been rearranged and changed,
754so that C-c LETTER is always unassigned: 754so that C-c LETTER is always unassigned:
@@ -773,7 +773,7 @@ C-c C-y news-reply-yank-original (insert current message, in NEWS).
773C-c C-q mail-fill-yanked-message (fill what was yanked). 773C-c C-q mail-fill-yanked-message (fill what was yanked).
774C-c C-r caesar rotate all letters by 13 places in the article's body (rot13). 774C-c C-r caesar rotate all letters by 13 places in the article's body (rot13).
775 775
776* Existing Emacs usable as a server. 776** Existing Emacs usable as a server.
777 777
778Programs such as mailers that invoke "the editor" as an inferior 778Programs such as mailers that invoke "the editor" as an inferior
779to edit some text can now be told to use an existing Emacs process 779to edit some text can now be told to use an existing Emacs process
@@ -810,11 +810,11 @@ The client/server work only on Berkeley Unix, since they use the Berkeley
810sockets mechanism for their communication. 810sockets mechanism for their communication.
811 811
812 812
813Changes in Lisp programming in Emacs version 18. 813* Changes in Lisp programming in Emacs 18.
814 814
815* Init file changes. 815** Init file changes.
816 816
817** Suffixes no longer accepted on `.emacs'. 817*** Suffixes no longer accepted on `.emacs'.
818 818
819Emacs will no longer load a file named `.emacs.el' or `emacs.elc' 819Emacs will no longer load a file named `.emacs.el' or `emacs.elc'
820in place of `.emacs'. This is so that it will take less time to 820in place of `.emacs'. This is so that it will take less time to
@@ -822,7 +822,7 @@ find `.emacs'. If you want to compile your init file, give it another
822name and make `.emacs' a link to the `.elc' file, or make it contain 822name and make `.emacs' a link to the `.elc' file, or make it contain
823a call to `load' to load the `.elc' file. 823a call to `load' to load the `.elc' file.
824 824
825** `default-profile' renamed to `default', and loaded after `.emacs'. 825*** `default-profile' renamed to `default', and loaded after `.emacs'.
826 826
827It used to be the case that the file `default-profile' was loaded if 827It used to be the case that the file `default-profile' was loaded if
828and only if `.emacs' was not found. 828and only if `.emacs' was not found.
@@ -839,13 +839,13 @@ Note that for most purposes you are better off using a `site-init' library
839since that will be loaded before the runnable Emacs is dumped. By using 839since that will be loaded before the runnable Emacs is dumped. By using
840a `site-init' library, you avoid taking up time each time Emacs is started. 840a `site-init' library, you avoid taking up time each time Emacs is started.
841 841
842** inhibit-command-line has been eliminated. 842*** inhibit-command-line has been eliminated.
843 843
844This variable used to exist for .emacs files to set. It has been 844This variable used to exist for .emacs files to set. It has been
845eliminated because you can get the same effect by setting 845eliminated because you can get the same effect by setting
846command-line-args to nil and setting inhibit-startup-message to t. 846command-line-args to nil and setting inhibit-startup-message to t.
847 847
848* `apply' is more general. 848** `apply' is more general.
849 849
850`apply' now accepts any number of arguments. The first one is a function; 850`apply' now accepts any number of arguments. The first one is a function;
851the rest are individual arguments to pass to that function, except for the 851the rest are individual arguments to pass to that function, except for the
@@ -854,7 +854,7 @@ last, which is a list of arguments to pass.
854Previously, `apply' required exactly two arguments. Its old behavior 854Previously, `apply' required exactly two arguments. Its old behavior
855follows as a special case of the new definition. 855follows as a special case of the new definition.
856 856
857* New code-letter for `interactive'. 857** New code-letter for `interactive'.
858 858
859(interactive "NFoo: ") is like (interactive "nFoo: ") in reading 859(interactive "NFoo: ") is like (interactive "nFoo: ") in reading
860a number using the minibuffer to serve as the argument; however, 860a number using the minibuffer to serve as the argument; however,
@@ -863,9 +863,9 @@ value as the argument, and does not use the minibuffer at all.
863 863
864This is used by the `goto-line' and `goto-char' commands. 864This is used by the `goto-line' and `goto-char' commands.
865 865
866* Semantics of variables. 866** Semantics of variables.
867 867
868** Built-in per-buffer variables improved. 868*** Built-in per-buffer variables improved.
869 869
870Several built-in variables which in the past had a different value in 870Several built-in variables which in the past had a different value in
871each buffer now behave exactly as if `make-variable-buffer-local' had 871each buffer now behave exactly as if `make-variable-buffer-local' had
@@ -887,12 +887,12 @@ They now refer to the default value of the variable, which is not
887quite the same behavior as before, but it should enable old init files 887quite the same behavior as before, but it should enable old init files
888to continue to work. 888to continue to work.
889 889
890** New per-buffer variables. 890*** New per-buffer variables.
891 891
892The variables `fill-prefix', `comment-column' and `indent-tabs-mode' 892The variables `fill-prefix', `comment-column' and `indent-tabs-mode'
893are now per-buffer. They work just like `fill-column', etc. 893are now per-buffer. They work just like `fill-column', etc.
894 894
895** New function `setq-default'. 895*** New function `setq-default'.
896 896
897`setq-default' sets the default value of a variable, and uses the 897`setq-default' sets the default value of a variable, and uses the
898same syntax that `setq' accepts: the variable name is not evaluated 898same syntax that `setq' accepts: the variable name is not evaluated
@@ -901,12 +901,12 @@ and need not be quoted.
901`(setq-default case-fold-search nil)' would make searches case-sensitive 901`(setq-default case-fold-search nil)' would make searches case-sensitive
902in all buffers that do not have local values for `case-fold-search'. 902in all buffers that do not have local values for `case-fold-search'.
903 903
904** Functions `global-set' and `global-value' deleted. 904*** Functions `global-set' and `global-value' deleted.
905 905
906These functions were never used except by mistake by users expecting 906These functions were never used except by mistake by users expecting
907the functionality of `set-default' and `default-value'. 907the functionality of `set-default' and `default-value'.
908 908
909* Changes in defaulting of major modes. 909** Changes in defaulting of major modes.
910 910
911When `default-major-mode' is `nil', new buffers are supposed to 911When `default-major-mode' is `nil', new buffers are supposed to
912get their major mode from the buffer that is current. However, 912get their major mode from the buffer that is current. However,
@@ -917,7 +917,7 @@ Now such modes' names have been given non-`nil' `mode-class' properties.
917If the current buffer's mode has such a property, Fundamental mode is 917If the current buffer's mode has such a property, Fundamental mode is
918used as the default for newly created buffers. 918used as the default for newly created buffers.
919 919
920* `where-is-internal' requires additional arguments. 920** `where-is-internal' requires additional arguments.
921 921
922This function now accepts three arguments, two of them required: 922This function now accepts three arguments, two of them required:
923DEFINITION, the definition to search for; LOCAL-KEYMAP, the keymap 923DEFINITION, the definition to search for; LOCAL-KEYMAP, the keymap
@@ -938,38 +938,38 @@ The incompatibility is sad, but `nil' is a legitimate value for the
938second argument (it means there is no local keymap), so it cannot also 938second argument (it means there is no local keymap), so it cannot also
939serve as a default meaning to use the current local keymap. 939serve as a default meaning to use the current local keymap.
940 940
941* Abbrevs with hooks. 941** Abbrevs with hooks.
942 942
943When an abbrev defined with a hook is expanded, it now performs the 943When an abbrev defined with a hook is expanded, it now performs the
944usual replacement of the abbrev with the expansion before running the 944usual replacement of the abbrev with the expansion before running the
945hook. Previously the abbrev itself was deleted but the expansion was 945hook. Previously the abbrev itself was deleted but the expansion was
946not inserted. 946not inserted.
947 947
948* Function `scan-buffer' deleted. 948** Function `scan-buffer' deleted.
949 949
950Use `search-forward' or `search-backward' in place of `scan-buffer'. 950Use `search-forward' or `search-backward' in place of `scan-buffer'.
951You will have to rearrange the arguments. 951You will have to rearrange the arguments.
952 952
953* X window interface improvements. 953** X window interface improvements.
954 954
955** Detect release of mouse buttons. 955*** Detect release of mouse buttons.
956 956
957Button-up events can now be detected. See the file `lisp/x-mouse.el' 957Button-up events can now be detected. See the file `lisp/x-mouse.el'
958for details. 958for details.
959 959
960** New pop-up menu facility. 960*** New pop-up menu facility.
961 961
962The new function `x-popup-menu' pops up a menu (in a X window) 962The new function `x-popup-menu' pops up a menu (in a X window)
963and returns an indication of which selection the user made. 963and returns an indication of which selection the user made.
964For more information, see its self-documentation. 964For more information, see its self-documentation.
965 965
966* M-x disassemble. 966** M-x disassemble.
967 967
968This command prints the disassembly of a byte-compiled Emacs Lisp function. 968This command prints the disassembly of a byte-compiled Emacs Lisp function.
969 969
970Would anyone like to interface this to the debugger? 970Would anyone like to interface this to the debugger?
971 971
972* `insert-buffer-substring' can insert part of the current buffer. 972** `insert-buffer-substring' can insert part of the current buffer.
973 973
974The old restriction that the text being inserted had to come from 974The old restriction that the text being inserted had to come from
975a different buffer is now lifted. 975a different buffer is now lifted.
@@ -977,7 +977,7 @@ a different buffer is now lifted.
977When inserting text from the current buffer, the text to be inserted 977When inserting text from the current buffer, the text to be inserted
978is determined from the specified bounds before any copying takes place. 978is determined from the specified bounds before any copying takes place.
979 979
980* New function `substitute-key-definition'. 980** New function `substitute-key-definition'.
981 981
982This is a new way to replace one command with another command as the 982This is a new way to replace one command with another command as the
983binding of whatever keys may happen to refer to it. 983binding of whatever keys may happen to refer to it.
@@ -986,29 +986,29 @@ binding of whatever keys may happen to refer to it.
986for keys defined to run OLDDEF, and rebinds those keys to run NEWDEF 986for keys defined to run OLDDEF, and rebinds those keys to run NEWDEF
987instead. 987instead.
988 988
989* New function `insert-char'. 989** New function `insert-char'.
990 990
991Insert a specified character, a specified number of times. 991Insert a specified character, a specified number of times.
992 992
993* `mark-marker' changed. 993** `mark-marker' changed.
994 994
995When there is no mark, this now returns a marker that points 995When there is no mark, this now returns a marker that points
996nowhere, rather than `nil'. 996nowhere, rather than `nil'.
997 997
998* `ding' accepts argument. 998** `ding' accepts argument.
999 999
1000When given an argument, the function `ding' does not terminate 1000When given an argument, the function `ding' does not terminate
1001execution of a keyboard macro. Normally, `ding' does terminate 1001execution of a keyboard macro. Normally, `ding' does terminate
1002all macros that are currently executing. 1002all macros that are currently executing.
1003 1003
1004* New function `minibuffer-depth'. 1004** New function `minibuffer-depth'.
1005 1005
1006This function returns the current depth in minibuffer activations. 1006This function returns the current depth in minibuffer activations.
1007The value is zero when the minibuffer is not in use. 1007The value is zero when the minibuffer is not in use.
1008Values greater than one are possible if the user has entered the 1008Values greater than one are possible if the user has entered the
1009minibuffer recursively. 1009minibuffer recursively.
1010 1010
1011* New function `documentation-property'. 1011** New function `documentation-property'.
1012 1012
1013(documentation-property SYMBOL PROPNAME) is like (get SYMBOL PROPNAME), 1013(documentation-property SYMBOL PROPNAME) is like (get SYMBOL PROPNAME),
1014except that if the property value is a number `documentation-property' 1014except that if the property value is a number `documentation-property'
@@ -1018,7 +1018,7 @@ in the DOC file and return the string found there.
1018(documentation-property VAR 'variable-documentation) is the proper 1018(documentation-property VAR 'variable-documentation) is the proper
1019way for a Lisp program to get the documentation of variable VAR. 1019way for a Lisp program to get the documentation of variable VAR.
1020 1020
1021* New documentation-string expansion feature. 1021** New documentation-string expansion feature.
1022 1022
1023If a documentation string (for a variable or function) contains text 1023If a documentation string (for a variable or function) contains text
1024of the form `\<FOO>', it means that all command names specified in 1024of the form `\<FOO>', it means that all command names specified in
@@ -1045,7 +1045,7 @@ in the current buffer's local map.
1045The current global keymap is always searched second, whether `\<...>' 1045The current global keymap is always searched second, whether `\<...>'
1046has been used or not. 1046has been used or not.
1047 1047
1048* Multiple hooks allowed in certain contexts. 1048** Multiple hooks allowed in certain contexts.
1049 1049
1050The old hook variables `find-file-hook', `find-file-not-found-hook' and 1050The old hook variables `find-file-hook', `find-file-not-found-hook' and
1051`write-file-hook' have been replaced. 1051`write-file-hook' have been replaced.
@@ -1072,7 +1072,7 @@ together to implement editing of files that are not stored as Unix
1072files: stored in archives, or inside version control systems, or on 1072files: stored in archives, or inside version control systems, or on
1073other machines running other operating systems and accessible via ftp. 1073other machines running other operating systems and accessible via ftp.
1074 1074
1075* New hooks for suspending Emacs. 1075** New hooks for suspending Emacs.
1076 1076
1077Suspending Emacs runs the hook `suspend-hook' before suspending 1077Suspending Emacs runs the hook `suspend-hook' before suspending
1078and the hook `suspend-resume-hook' if the suspended Emacs is resumed. 1078and the hook `suspend-resume-hook' if the suspended Emacs is resumed.
@@ -1082,22 +1082,22 @@ non-`nil', then suspending is inhibited and so is running the
1082`suspend-resume-hook'. The non-`nil' value means that the `suspend-hook' 1082`suspend-resume-hook'. The non-`nil' value means that the `suspend-hook'
1083has done whatever suspending is required. 1083has done whatever suspending is required.
1084 1084
1085* Disabling commands can print a special message. 1085** Disabling commands can print a special message.
1086 1086
1087A command is disabled by giving it a non-`nil' `disabled' property. 1087A command is disabled by giving it a non-`nil' `disabled' property.
1088Now, if this property is a string, it is included in the message 1088Now, if this property is a string, it is included in the message
1089printed when the user tries to run the command. 1089printed when the user tries to run the command.
1090 1090
1091* Emacs can open TCP connections. 1091** Emacs can open TCP connections.
1092 1092
1093The function `open-network-stream' opens a TCP connection to 1093The function `open-network-stream' opens a TCP connection to
1094a specified host and service. Its value is a Lisp object that represents 1094a specified host and service. Its value is a Lisp object that represents
1095the connection. The object is a kind of "subprocess", and I/O are 1095the connection. The object is a kind of "subprocess", and I/O are
1096done like I/O to subprocesses. 1096done like I/O to subprocesses.
1097 1097
1098* Display-related changes. 1098** Display-related changes.
1099 1099
1100** New mode-line control features. 1100*** New mode-line control features.
1101 1101
1102The display of the mode line used to be controlled by a format-string 1102The display of the mode line used to be controlled by a format-string
1103that was the value of the variable `mode-line-format'. 1103that was the value of the variable `mode-line-format'.
@@ -1188,12 +1188,12 @@ global-mode-string
1188The idea of these variables is to eliminate the need for major modes 1188The idea of these variables is to eliminate the need for major modes
1189to alter mode-line-format itself. 1189to alter mode-line-format itself.
1190 1190
1191** `window-point' valid for selected window. 1191*** `window-point' valid for selected window.
1192 1192
1193The value returned by `window-point' used to be incorrect when its 1193The value returned by `window-point' used to be incorrect when its
1194argument was the selected window. Now the value is correct. 1194argument was the selected window. Now the value is correct.
1195 1195
1196** Window configurations may be saved as Lisp objects. 1196*** Window configurations may be saved as Lisp objects.
1197 1197
1198The function `current-window-configuration' returns a special type of 1198The function `current-window-configuration' returns a special type of
1199Lisp object that represents the current layout of windows: the 1199Lisp object that represents the current layout of windows: the
@@ -1203,7 +1203,7 @@ which parts of the buffers appear on the screen.
1203The function `set-window-configuration' takes one argument, which must 1203The function `set-window-configuration' takes one argument, which must
1204be a window configuration object, and restores that configuration. 1204be a window configuration object, and restores that configuration.
1205 1205
1206** New hook `temp-output-buffer-show-hook'. 1206*** New hook `temp-output-buffer-show-hook'.
1207 1207
1208This hook allows you to control how help buffers are displayed. 1208This hook allows you to control how help buffers are displayed.
1209Whenever `with-output-to-temp-buffer' has executed its body and wants 1209Whenever `with-output-to-temp-buffer' has executed its body and wants
@@ -1213,30 +1213,30 @@ The hook function is solely responsible for displaying the buffer.
1213The standard manner of display--making the buffer appear in a window--is 1213The standard manner of display--making the buffer appear in a window--is
1214used only if there is no hook function. 1214used only if there is no hook function.
1215 1215
1216** New function `minibuffer-window'. 1216*** New function `minibuffer-window'.
1217 1217
1218This function returns the window used (sometimes) for displaying 1218This function returns the window used (sometimes) for displaying
1219the minibuffer. It can be used even when the minibuffer is not active. 1219the minibuffer. It can be used even when the minibuffer is not active.
1220 1220
1221** New feature to `next-window'. 1221*** New feature to `next-window'.
1222 1222
1223If the optional second argument is neither `nil' nor `t', the minibuffer 1223If the optional second argument is neither `nil' nor `t', the minibuffer
1224window is omitted from consideration even when active; if the starting 1224window is omitted from consideration even when active; if the starting
1225window was the last non-minibuffer window, the value will be the first 1225window was the last non-minibuffer window, the value will be the first
1226non-minibuffer window. 1226non-minibuffer window.
1227 1227
1228** New variable `minibuffer-scroll-window'. 1228*** New variable `minibuffer-scroll-window'.
1229 1229
1230When this variable is non-`nil', the command `scroll-other-window' 1230When this variable is non-`nil', the command `scroll-other-window'
1231uses it as the window to be scrolled. Displays of completion-lists 1231uses it as the window to be scrolled. Displays of completion-lists
1232set this variable to the window containing the display. 1232set this variable to the window containing the display.
1233 1233
1234** New argument to `sit-for'. 1234*** New argument to `sit-for'.
1235 1235
1236A non-nil second argument to `sit-for' means do not redisplay; 1236A non-nil second argument to `sit-for' means do not redisplay;
1237just wait for the specified time or until input is available. 1237just wait for the specified time or until input is available.
1238 1238
1239** Deleted function `set-minor-mode'; minor modes must be changed. 1239*** Deleted function `set-minor-mode'; minor modes must be changed.
1240 1240
1241The function `set-minor-mode' has been eliminated. The display 1241The function `set-minor-mode' has been eliminated. The display
1242of minor mode names in the mode line is now controlled by the 1242of minor mode names in the mode line is now controlled by the
@@ -1245,7 +1245,7 @@ mode, it is sufficient to add an element to this list. Once that
1245is done, you can turn the mode on and off just by setting a variable, 1245is done, you can turn the mode on and off just by setting a variable,
1246and the display will show its status automatically. 1246and the display will show its status automatically.
1247 1247
1248** New variable `cursor-in-echo-area'. 1248*** New variable `cursor-in-echo-area'.
1249 1249
1250If this variable is non-nil, the screen cursor appears on the 1250If this variable is non-nil, the screen cursor appears on the
1251last line of the screen, at the end of the text displayed there. 1251last line of the screen, at the end of the text displayed there.
@@ -1253,7 +1253,7 @@ last line of the screen, at the end of the text displayed there.
1253Binding this variable to t is useful at times when reading single 1253Binding this variable to t is useful at times when reading single
1254characters of input with `read-char'. 1254characters of input with `read-char'.
1255 1255
1256** New per-buffer variable `selective-display-ellipses'. 1256*** New per-buffer variable `selective-display-ellipses'.
1257 1257
1258If this variable is non-nil, an ellipsis (`...') appears on the screen 1258If this variable is non-nil, an ellipsis (`...') appears on the screen
1259at the end of each text line that is followed by invisible text. 1259at the end of each text line that is followed by invisible text.
@@ -1264,14 +1264,14 @@ on the screen that invisible text is present.
1264Text is made invisible under the control of the variable 1264Text is made invisible under the control of the variable
1265`selective-display'; this is how Outline mode and C-x $ work. 1265`selective-display'; this is how Outline mode and C-x $ work.
1266 1266
1267** New variable `no-redraw-on-reenter'. 1267*** New variable `no-redraw-on-reenter'.
1268 1268
1269If you set this variable non-nil, Emacs will not clear the screen when 1269If you set this variable non-nil, Emacs will not clear the screen when
1270you resume it after suspending it. This is for the sake of terminals 1270you resume it after suspending it. This is for the sake of terminals
1271with multiple screens of memory, where the termcap entry has been set 1271with multiple screens of memory, where the termcap entry has been set
1272up to switch between screens when Emacs is suspended and resumed. 1272up to switch between screens when Emacs is suspended and resumed.
1273 1273
1274** New argument to `set-screen-height' or `set-screen-width'. 1274*** New argument to `set-screen-height' or `set-screen-width'.
1275 1275
1276These functions now take an optional second argument which says 1276These functions now take an optional second argument which says
1277what significance the newly specified height or width has. 1277what significance the newly specified height or width has.
@@ -1293,9 +1293,9 @@ to move the cursor to the last line will do.
12932. The ``real'' height of the terminal determines how much padding is 12932. The ``real'' height of the terminal determines how much padding is
1294needed. 1294needed.
1295 1295
1296* File-related changes. 1296** File-related changes.
1297 1297
1298** New parameter `backup-by-copying-when-mismatch'. 1298*** New parameter `backup-by-copying-when-mismatch'.
1299 1299
1300If this variable is non-`nil', then when Emacs is about to save a 1300If this variable is non-`nil', then when Emacs is about to save a
1301file, it will create the backup file by copying if that would avoid 1301file, it will create the backup file by copying if that would avoid
@@ -1307,7 +1307,7 @@ last. I recommend that this variable be left normally `nil' and
1307changed with a local variables list in those particular files where 1307changed with a local variables list in those particular files where
1308the uid needs to be preserved. 1308the uid needs to be preserved.
1309 1309
1310** New parameter `file-precious-flag'. 1310*** New parameter `file-precious-flag'.
1311 1311
1312If this variable is non-`nil', saving the buffer tries to avoid 1312If this variable is non-`nil', saving the buffer tries to avoid
1313leaving an incomplete file due to disk full or other I/O errors. 1313leaving an incomplete file due to disk full or other I/O errors.
@@ -1317,14 +1317,14 @@ file is renamed back to the name you visited.
1317 1317
1318Backups are always made by copying for such files. 1318Backups are always made by copying for such files.
1319 1319
1320** New variable `buffer-offer-save'. 1320*** New variable `buffer-offer-save'.
1321 1321
1322If the value of this variable is non-`nil' in a buffer then exiting 1322If the value of this variable is non-`nil' in a buffer then exiting
1323Emacs will offer to save the buffer (if it is modified and nonempty) 1323Emacs will offer to save the buffer (if it is modified and nonempty)
1324even if the buffer is not visiting a file. This variable is 1324even if the buffer is not visiting a file. This variable is
1325automatically made local to the current buffer whenever it is set. 1325automatically made local to the current buffer whenever it is set.
1326 1326
1327** `rename-file', `copy-file', `add-name-to-file' and `make-symbolic-link'. 1327*** `rename-file', `copy-file', `add-name-to-file' and `make-symbolic-link'.
1328 1328
1329The third argument to these functions used to be `t' or `nil'; `t' 1329The third argument to these functions used to be `t' or `nil'; `t'
1330meaning go ahead even if the specified new file name already has a file, 1330meaning go ahead even if the specified new file name already has a file,
@@ -1333,13 +1333,13 @@ and `nil' meaning to get an error.
1333Now if the third argument is a number it means to ask the user for 1333Now if the third argument is a number it means to ask the user for
1334confirmation in this case. 1334confirmation in this case.
1335 1335
1336** New optional argument to `copy-file'. 1336*** New optional argument to `copy-file'.
1337 1337
1338If `copy-file' receives a non-nil fourth argument, it attempts 1338If `copy-file' receives a non-nil fourth argument, it attempts
1339to give the new copy the same time-of-last-modification that the 1339to give the new copy the same time-of-last-modification that the
1340original file has. 1340original file has.
1341 1341
1342** New function `file-newer-than-file-p'. 1342*** New function `file-newer-than-file-p'.
1343 1343
1344(file-newer-than-file-p FILE1 FILE2) returns non-nil if FILE1 has been 1344(file-newer-than-file-p FILE1 FILE2) returns non-nil if FILE1 has been
1345modified more recently than FILE2. If FILE1 does not exist, the value 1345modified more recently than FILE2. If FILE1 does not exist, the value
@@ -1347,24 +1347,24 @@ is always nil; otherwise, if FILE2 does not exist, the value is t.
1347This is meant for use when FILE2 depends on FILE1, to see if changes 1347This is meant for use when FILE2 depends on FILE1, to see if changes
1348in FILE1 make it necessary to recompute FILE2 from it. 1348in FILE1 make it necessary to recompute FILE2 from it.
1349 1349
1350** Changed function `file-exists-p'. 1350*** Changed function `file-exists-p'.
1351 1351
1352This function is no longer the same as `file-readable-p'. 1352This function is no longer the same as `file-readable-p'.
1353`file-exists-p' can now return t for a file that exists but which 1353`file-exists-p' can now return t for a file that exists but which
1354the fascists won't allow you to read. 1354the fascists won't allow you to read.
1355 1355
1356** New function `file-locked-p'. 1356*** New function `file-locked-p'.
1357 1357
1358This function receives a file name as argument and returns `nil' 1358This function receives a file name as argument and returns `nil'
1359if the file is not locked, `t' if locked by this Emacs, or a 1359if the file is not locked, `t' if locked by this Emacs, or a
1360string giving the name of the user who has locked it. 1360string giving the name of the user who has locked it.
1361 1361
1362** New function `file-name-sans-versions'. 1362*** New function `file-name-sans-versions'.
1363 1363
1364(file-name-sans-versions NAME) returns a substring of NAME, with any 1364(file-name-sans-versions NAME) returns a substring of NAME, with any
1365version numbers or other backup suffixes deleted from the end. 1365version numbers or other backup suffixes deleted from the end.
1366 1366
1367** New functions for directory names. 1367*** New functions for directory names.
1368 1368
1369Although a directory is really a kind of file, specifying a directory 1369Although a directory is really a kind of file, specifying a directory
1370uses a somewhat different syntax from specifying a file. 1370uses a somewhat different syntax from specifying a file.
@@ -1390,7 +1390,7 @@ and (directory-file-name "/usr/rms/") returns "/usr/rms".
1390On VMS, (file-name-as-directory "du:[rms]foo.dir") returns "du:[rms.foo]" 1390On VMS, (file-name-as-directory "du:[rms]foo.dir") returns "du:[rms.foo]"
1391and (directory-file-name "du:[rms.foo]") returns "du:[rms]foo.dir". 1391and (directory-file-name "du:[rms.foo]") returns "du:[rms]foo.dir".
1392 1392
1393** Value of `file-attributes' changed. 1393*** Value of `file-attributes' changed.
1394 1394
1395The function file-attributes returns a list containing many kinds of 1395The function file-attributes returns a list containing many kinds of
1396information about a file. Now the list has eleven elements. 1396information about a file. Now the list has eleven elements.
@@ -1403,14 +1403,14 @@ the same directory by you.
1403 1403
1404The eleventh element is the inode number of the file. 1404The eleventh element is the inode number of the file.
1405 1405
1406** VMS-only function `file-name-all-versions'. 1406*** VMS-only function `file-name-all-versions'.
1407 1407
1408This function returns a list of all the completions, including version 1408This function returns a list of all the completions, including version
1409number, of a specified version-number-less file name. This is like 1409number, of a specified version-number-less file name. This is like
1410`file-name-all-completions', except that the latter returns values 1410`file-name-all-completions', except that the latter returns values
1411that do not include version numbers. 1411that do not include version numbers.
1412 1412
1413** VMS-only variable `vms-stmlf-recfm'. 1413*** VMS-only variable `vms-stmlf-recfm'.
1414 1414
1415On a VMS system, if this variable is non-nil, Emacs will give newly 1415On a VMS system, if this variable is non-nil, Emacs will give newly
1416created files the record format `stmlf'. This is necessary for files 1416created files the record format `stmlf'. This is necessary for files
@@ -1423,46 +1423,46 @@ no effect.
1423 1423
1424This variable has no effect on Unix systems. 1424This variable has no effect on Unix systems.
1425 1425
1426** `insert-file-contents' on an empty file. 1426*** `insert-file-contents' on an empty file.
1427 1427
1428This no longer sets the buffer's "modified" flag. 1428This no longer sets the buffer's "modified" flag.
1429 1429
1430** New function (VMS only) `define-logical-name': 1430*** New function (VMS only) `define-logical-name':
1431 1431
1432(define-logical-name LOGICAL TRANSLATION) defines a VMS logical name 1432(define-logical-name LOGICAL TRANSLATION) defines a VMS logical name
1433LOGICAL whose translation is TRANSLATION. The new name applies to 1433LOGICAL whose translation is TRANSLATION. The new name applies to
1434the current process only. 1434the current process only.
1435 1435
1436** Deleted variable `ask-about-buffer-names'. 1436*** Deleted variable `ask-about-buffer-names'.
1437 1437
1438If you want buffer names for files to be generated in a special way, 1438If you want buffer names for files to be generated in a special way,
1439you must redefine `create-file-buffer'. 1439you must redefine `create-file-buffer'.
1440 1440
1441* Subprocess-related changes. 1441** Subprocess-related changes.
1442 1442
1443** New function `process-list'. 1443*** New function `process-list'.
1444 1444
1445This function takes no arguments and returns a list of all 1445This function takes no arguments and returns a list of all
1446of Emacs's asynchronous subprocesses. 1446of Emacs's asynchronous subprocesses.
1447 1447
1448** New function `process-exit-status'. 1448*** New function `process-exit-status'.
1449 1449
1450This function, given a process, process name or buffer as argument, 1450This function, given a process, process name or buffer as argument,
1451returns the exit status code or signal number of the process. 1451returns the exit status code or signal number of the process.
1452If the process has not yet exited or died, this function returns 0. 1452If the process has not yet exited or died, this function returns 0.
1453 1453
1454** Process output ignores `buffer-read-only'. 1454*** Process output ignores `buffer-read-only'.
1455 1455
1456Output from a process will go into the process's buffer even if the 1456Output from a process will go into the process's buffer even if the
1457buffer is read only. 1457buffer is read only.
1458 1458
1459** Switching buffers in filter functions and sentinels. 1459*** Switching buffers in filter functions and sentinels.
1460 1460
1461Emacs no longer saves and restore the current buffer around calling 1461Emacs no longer saves and restore the current buffer around calling
1462the filter and sentinel functions, so these functions can now 1462the filter and sentinel functions, so these functions can now
1463permanently alter the selected buffer in a straightforward manner. 1463permanently alter the selected buffer in a straightforward manner.
1464 1464
1465** Specifying environment variables for subprocesses. 1465*** Specifying environment variables for subprocesses.
1466 1466
1467When a subprocess is started with `start-process' or `call-process', 1467When a subprocess is started with `start-process' or `call-process',
1468the value of the variable `process-environment' is taken to 1468the value of the variable `process-environment' is taken to
@@ -1472,38 +1472,38 @@ value should be a list of strings, each of the form "VAR=VALUE".
1472`process-environment' is initialized when Emacs starts up 1472`process-environment' is initialized when Emacs starts up
1473based on Emacs's environment. 1473based on Emacs's environment.
1474 1474
1475** New variable `process-connection-type'. 1475*** New variable `process-connection-type'.
1476 1476
1477If this variable is `nil', when a subprocess is created, Emacs uses 1477If this variable is `nil', when a subprocess is created, Emacs uses
1478a pipe rather than a pty to communicate with it. Normally this 1478a pipe rather than a pty to communicate with it. Normally this
1479variable is `t', telling Emacs to use a pty if ptys are supported 1479variable is `t', telling Emacs to use a pty if ptys are supported
1480and one is available. 1480and one is available.
1481 1481
1482** New function `waiting-for-user-input-p'. 1482*** New function `waiting-for-user-input-p'.
1483 1483
1484This function, given a subprocess as argument, returns `t' if that 1484This function, given a subprocess as argument, returns `t' if that
1485subprocess appears to be waiting for input sent from Emacs, 1485subprocess appears to be waiting for input sent from Emacs,
1486or `nil' otherwise. 1486or `nil' otherwise.
1487 1487
1488** New hook `shell-set-directory-error-hook'. 1488*** New hook `shell-set-directory-error-hook'.
1489 1489
1490The value of this variable is called, with no arguments, whenever 1490The value of this variable is called, with no arguments, whenever
1491Shell mode gets an error trying to keep track of directory-setting 1491Shell mode gets an error trying to keep track of directory-setting
1492commands (such as `cd' and `pushd') used in the shell buffer. 1492commands (such as `cd' and `pushd') used in the shell buffer.
1493 1493
1494* New functions `user-uid' and `user-real-uid'. 1494** New functions `user-uid' and `user-real-uid'.
1495 1495
1496These functions take no arguments and return, respectively, 1496These functions take no arguments and return, respectively,
1497the effective uid and the real uid of the Emacs process. 1497the effective uid and the real uid of the Emacs process.
1498The value in each case is an integer. 1498The value in each case is an integer.
1499 1499
1500* New variable `print-escape-newlines' controls string printing. 1500** New variable `print-escape-newlines' controls string printing.
1501 1501
1502If this variable is non-`nil', then when a Lisp string is printed 1502If this variable is non-`nil', then when a Lisp string is printed
1503by the Lisp printing function `prin1' or `print', newline characters 1503by the Lisp printing function `prin1' or `print', newline characters
1504are printed as `\n' rather than as a literal newline. 1504are printed as `\n' rather than as a literal newline.
1505 1505
1506* New function `sysnetunam' on HPUX. 1506** New function `sysnetunam' on HPUX.
1507 1507
1508This function takes two arguments, a network address PATH and a 1508This function takes two arguments, a network address PATH and a
1509login string LOGIN, and executes the system call `netunam'. 1509login string LOGIN, and executes the system call `netunam'.
@@ -1511,7 +1511,7 @@ It returns `t' if the call succeeds, otherwise `nil'.
1511 1511
1512News regarding installation: 1512News regarding installation:
1513 1513
1514* Many `s-...' file names changed. 1514** Many `s-...' file names changed.
1515 1515
1516Many `s-...' files have been renamed. All periods in such names, 1516Many `s-...' files have been renamed. All periods in such names,
1517except the ones just before the final `h', have been changed to 1517except the ones just before the final `h', have been changed to
@@ -1519,7 +1519,7 @@ hyphens. Thus, `s-bsd4.2.h' has been renamed to `s-bsd4-2.h'.
1519 1519
1520This is so a Unix distribution can be moved mechanically to VMS. 1520This is so a Unix distribution can be moved mechanically to VMS.
1521 1521
1522* `DOCSTR...' file now called `DOC-...'. 1522** `DOCSTR...' file now called `DOC-...'.
1523 1523
1524The file of on-line documentation strings, that used to be 1524The file of on-line documentation strings, that used to be
1525`DOCSTR.mm.nn.oo' in this directory, is now called `DOC-mm.nn.oo'. 1525`DOCSTR.mm.nn.oo' in this directory, is now called `DOC-mm.nn.oo'.
@@ -1529,11 +1529,11 @@ for translating filenames for VMS.
1529This file also now contains the doc strings for variables as 1529This file also now contains the doc strings for variables as
1530well as functions. 1530well as functions.
1531 1531
1532* Emacs no longer uses floating point arithmetic. 1532** Emacs no longer uses floating point arithmetic.
1533 1533
1534This may make it easier to port to some machines. 1534This may make it easier to port to some machines.
1535 1535
1536* Macros `XPNTR' and `XSETPNTR'; flag `DATA_SEG_BITS'. 1536** Macros `XPNTR' and `XSETPNTR'; flag `DATA_SEG_BITS'.
1537 1537
1538These macros exclusively are used to unpack a pointer from a Lisp_Object 1538These macros exclusively are used to unpack a pointer from a Lisp_Object
1539and to insert a pointer into a Lisp_Object. Redefining them may help 1539and to insert a pointer into a Lisp_Object. Redefining them may help
@@ -1543,7 +1543,7 @@ certain high bits set.
1543If `DATA_SEG_BITS' is defined, it should be a number which contains 1543If `DATA_SEG_BITS' is defined, it should be a number which contains
1544the high bits to be inclusive or'ed with pointers that are unpacked. 1544the high bits to be inclusive or'ed with pointers that are unpacked.
1545 1545
1546* New flag `HAVE_X_MENU'. 1546** New flag `HAVE_X_MENU'.
1547 1547
1548Define this flag in `config.h' in addition to `HAVE_X_WINDOWS' 1548Define this flag in `config.h' in addition to `HAVE_X_WINDOWS'
1549to enable use of the Emacs interface to X Menus. On some operating 1549to enable use of the Emacs interface to X Menus. On some operating
@@ -1551,11 +1551,11 @@ systems, the rest of the X interface works properly but X Menus
1551do not work; hence this separate flag. See the file `src/xmenu.c' 1551do not work; hence this separate flag. See the file `src/xmenu.c'
1552for more information. 1552for more information.
1553 1553
1554* Macros `ARRAY_MARK_FLAG' and `DONT_COPY_FLAG'. 1554** Macros `ARRAY_MARK_FLAG' and `DONT_COPY_FLAG'.
1555 1555
1556* `HAVE_ALLOCA' prevents assembly of `alloca.s'. 1556** `HAVE_ALLOCA' prevents assembly of `alloca.s'.
1557 1557
1558* `SYSTEM_MALLOC' prevents use of GNU `malloc.c'. 1558** `SYSTEM_MALLOC' prevents use of GNU `malloc.c'.
1559 1559
1560SYSTEM_MALLOC, if defined, means use the system's own `malloc' routines 1560SYSTEM_MALLOC, if defined, means use the system's own `malloc' routines
1561rather than those that come with Emacs. 1561rather than those that come with Emacs.
@@ -1563,21 +1563,21 @@ rather than those that come with Emacs.
1563Use this only if absolutely necessary, because if it is used you do 1563Use this only if absolutely necessary, because if it is used you do
1564not get warnings when space is getting low. 1564not get warnings when space is getting low.
1565 1565
1566* New flags to control unexec. 1566** New flags to control unexec.
1567 1567
1568See the file `unexec.c' for a long comment on the compilation 1568See the file `unexec.c' for a long comment on the compilation
1569switches that suffice to make it work on many machines. 1569switches that suffice to make it work on many machines.
1570 1570
1571* `PNTR_COMPARISON_TYPE' 1571** `PNTR_COMPARISON_TYPE'
1572 1572
1573Pointers that need to be compared for ordering are converted to this type 1573Pointers that need to be compared for ordering are converted to this type
1574first. Normally this is `unsigned int'. 1574first. Normally this is `unsigned int'.
1575 1575
1576* `HAVE_VFORK', `HAVE_DUP2' and `HAVE_GETTIMEOFDAY'. 1576** `HAVE_VFORK', `HAVE_DUP2' and `HAVE_GETTIMEOFDAY'.
1577 1577
1578These flags just say whether certain system calls are available. 1578These flags just say whether certain system calls are available.
1579 1579
1580* New macros control compiler switches, linker switches and libraries. 1580** New macros control compiler switches, linker switches and libraries.
1581 1581
1582The m- and s- files can now control in a modular fashion the precise 1582The m- and s- files can now control in a modular fashion the precise
1583arguments passed to `cc' and `ld'. 1583arguments passed to `cc' and `ld'.
@@ -1618,5 +1618,5 @@ along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
1618 1618
1619 1619
1620Local variables: 1620Local variables:
1621mode: text 1621mode: outline
1622end: 1622end: