(code_convert_region): Compute beg/end_unchanged per
buffer.

(BUF_COMPUTE_UNCHANGED): New.
(struct buffer): Add prevent_redisplay_optimizations_p.
(BUF_UNCHANGED_MODIFIED, UNCHANGED_MODIFIED,
BUF_OVERLAY_UNCHANGED_MODIFIED, OVERLAY_UNCHANGED_MODIFIED,
BUF_BEG_UNCHANGED, BEG_UNCHANGED, BUF_END_UNCHANGED,
END_UNCHANGED): New.
(struct buffer_text):  Add beg_unchanged, end_unchanged,
unchanged_modified, overlay_unchanged_modified.

(set_buffer_internal): Set windows_or_buffers_changed
only if buffer is displayed somewhere.
(modify_overlay): Use BUF_COMPUTE_UNCHANGED.
(reset_buffer): Set clip_changed to 0 and
prevent_redisplay_optimizations_p to 1.
(Fget_buffer_create): Set prevent_redisplay_optimizations_p to 1.
(modify_overlay): Compute beg/end_unchanged
per buffer.
(Fget_buffer_create): Initialize new members of the buffer
structure.

(mark_glyph_matrix): Mark strings only.

Add prototype for copy_hash_table and Fcopy_hash_table.

(Qkey, Qvalue): Renamed from Qkey_weak, and Qvalue_weak.
(Qkey_value_weak):  Removed.
(make_hash_table): Use nil, `key', `value', t for weakness.
(Fmake_hash_table): Ditto.
(copy_hash_table): New.
(Fcopy_hash_table): New.

Octave-mode support: for the function index entries, allow the prefix
to also match optional return value list of form `[X Y ... Z] = '.

Call change_frame_size and do_pending_window_change with
new parameter.

(resize_mini_window): Do it for truncate-lines t as
well.
(redisplay_internal): Resize mini-window only if text might
have changed.
(display_echo_area): Reset displayed echo_area_buffer to nil
at the end if we're displaying a nil message.

(backward-kill-paragraph): Don't move
point into mini-buffer prompt.
(backward-kill-sentence): Ditto.

Call change_frame_size and do_pending_window_change with
new parameter.
(x_scroll_bar_create) [USE_TOOLKIT_SCROLL_BARS]: Clear
under scroll bar widget.

(face_at_buffer_position): Don't xassert that
window's buffers equals current_buffer; this is not the
case during echo area display.

Call change_frame_size and do_pending_window_change with
new parameter.
Remove conditional compilation on
NO_PROMPT_IN_BUFFER.
(get_next_display_element): Display \r as ^M.
(minibuffer_scroll_overlap): Removed because not used
anywhere.
(unwind_redisplay): Return nil.
(clear_garbaged_frames): New.
(redisplay_internal): Use it.
(echo_area_display): Ditto.
(resize_mini_window): Mew.
(display_echo_area_1): Use it to resize echo area window.
(redisplay_internal): Use it to resize active mini-window.
(echo_area_glyphs, echo_area_message,
echo_area_glyphs_length, previous_echo_glyphs,
previous_echo_area_message, previous_echo_area_glyphs_length):
Removed.
(Vmessage_stack, echo_area_buffer, echo_buffer,
display_last_displayed_message_p, Vwith_echo_area_save_vector): New.
(message2_nolog): Use set_message and clear_message.
(message3): Rename parameter len to nbytes to make clear what
it is.
(message3_nolog): Ditto.  Use set_message and clear_message.
(update_echo_area): Rewritten.
(with_echo_area_buffer): New.
(with_echo_area_buffer_unwind_data, unwind_with_area_buffer): New.
(setup_echo_area_for_printing): New.
(display_echo_area, display_echo_area_1): New.
(current_message, current_message_1): New.
(push_message, restore_message, pop_message,
check_message_stack): New.
(truncate_echo_area): Rewritten.
(truncate_message_1): New.
(set_message, set_message_1, clear_message): New.
(echo_area_display): Rewritten.
(redisplay_internal): Check for needed echo area update
differently.
(redisplay_preserve_echo_area): Rewritten.
(redisplay_window): Check for mini-window displaying echo area
message differently.
(syms_of_xdisp): Initialize Vmessage_stack and echo area buffers.
Remove initialzation of removed variables.
(init_xdisp): Remove references to removed variables.

Remove references to echo_area_glyphs
and previous_echo_glyphs.

Call change_frame_size and do_pending_window_change with
new parameter.

Remove conditional compilation on `standalone'.
(glyph_len, str_to_glyph_cpy, str_to_glyph_ncpy,
glyph_to_str_cpy):  Remove that section because GLYPHs are no
longer used in that way.
(PRINTDECLARE): Add multibyte.
(PRINTPREPARE, PRINTFINISH): Handle printcharfun t differently.
(printbufidx): Removed.
(printchar, strout): Rewritten.

Remove conditional compilation on
NO_PROMPT_IN_BUFFER.
(Fminibuffer_prompt_end): New.
(syms_of_minibuf): Defsubr it.  Remove
minibuffer-prompt-in-buffer.
(Fminibuffer_prompt_width): Return 0 if not in mini-buffer.
Extend documentation.
(read_minibuf): Use clear_message instead of
setting echo_area_glyphs.
(Fminibuffer_completion_help): Ditto.

Add function prototypes.
Add function prototypes and extern declarations for
new functions and variables.

Call change_frame_size and do_pending_window_change with
new parameter.
(ok_to_echo_at_next_pause): Make it a pointer to
a struct kboard.
(echo_kboard): New.
(echo_now): Set echo_kboard to the current kboard.
(cancel_echoing): Set echo_kboard to null.
(cmd_error_internal): Use clear_message, remove references
to echo_area_glyphs and echo_area_message.
(command_loop_1): Check for echo area messages differently.
(read_char): Likewise.
(record_menu_key): Use clear_message.
(Fexecute_extended_command):  Check for echo area messages
differently.  Use push_message, restore_message, pop_message.

Remove conditional compilation on NO_PROMPT_IN_BUFFER.

Call change_frame_size and do_pending_window_change with
new parameter.
Remove references to echo_area_glyphs
and previous_echo_glyphs.

(hash_lookup): Test with EQ before calling key comparion
function.
(hash_remove): Ditto.
(cmpfn_eq): Removed.
(cmpfn_eql): Don't test with EQ.
(cmpfn_equal): Ditto.
(make_hash_table): Set comparison function for `eq' to null.

(Fdo_auto_save): Use push_message, restore_message,
pop_message.

(shut_down_emacs): Call check_message_stack.

Remove conditional compilation on NO_PROMPT_IN_BUFFER.
(Fcurrent_message): Rewritten.

(do_pending_window_change): Add parameter `safe'.
(change_frame_size): Ditto.
(change_frame_size_1): Ditto.  Deley size changes if redisplaying
and not called from a safe place.
(window_change_signal): Call change_frame_size with new parameter.
(set_window_cursor_after_update): Do the
cursor_in_echo_area case only for a mini-window showing
a message.  Don't let cursor end up after the end of a row.
(adjust_frame_message_buffer): Removed references
to echo_area_glyphs and previous_echo_glyphs.
(direct_output_for_insert): Check for mini-window displaying
echo area message differently.
(update_frame): Likewise.
(set_window_cursor_after_update): Likewise.  In echo area,
don't try to set cursor on rows that aren't enabled.

(NO_PROMPT_IN_BUFFER): Removed.
Change prototypes for do_pending_window_change
and change_frame_size.
Add function prototypes.

(Fgarbage_collect): Use push_message, restore_message,
pop_message.

(next-history-element): Use minibuffer-prompt-end.
Remove test for minibuffer-prompt-in-buffer.
(kill-word): Don't move point into mini-buffer prompt.

(jit-lock-function): Use line-beginning-position.
Don't unwind-protect font-lock-fontify-region.

Exclude CVS dirs like RCS.

(C_DEBUG_SWITCH): Use -g -O.

(C_DEBUG_SWITCH): Set for debug and optimize.

Copyright update.

Don't check for jpeglib.h.

remove tiff34 prefix from include.

(HAVE_TIFF): Remove tiff34 prefix from tiffio.h.
(HAVE_XAW3D): Don't check for Xaw3d if USE_X_TOOLKIT=none.

Revert previous change.

(tooltip-mode): Customize this, per convention.
(tooltip-active): Option deleted.

(global-font-lock-mode): Autoload.  Add :initialize.

Avoid ange-ftp related compilation warnings.

Declare dynamic vars.

(XTset_vertical_scroll_bar): Fix previous change.  Clear
under scroll bar with width FRAME_SCROLL_BAR_COLS.

Use termcap.h.

Add HAVE_TERMCAP_H.

Check for termcap.h.

Use lisp.h
(tparam): Use xmalloc.

Use stdlib.h, unistd.h.

Use stdlib.h.

(Finsert_file_contents): Use xfree.

(x_window) [USE_X_TOOLKIT]: Remove test for
FRAME_X_WINDOW (f) being null at the of the function.  If widgets
cannot be created we will already have crashed earlier.  Call
lw_set_main_areas with a null menu-bar widget, so that we have
a reasonable default.
(Fx_create_frame): Rearranged so that Lisp errors during frame
initialization cause less damage.  Initialize menu bar widget
here.

(font-lock-support-mode): Make `jit-lock-mode'
the default so that beginners can benefit from it without
searching in manuals.

(update_frame_line): Fix previous change.  If writing
whole line clear to end of frame.

checked in with -k by blaak at 1999/08/18 05:08:39

(unwind_redisplay): New.  Resets flag redisplaying_p.
(redisplay_internal): Register unwind_redisplay with
register_unwind_protect.
(try_window_reusing_current_matrix): If new start > old start,
give up if start pos of first reusable row is not equal to new
start.

(Fcoordinates_in_window_p): Return `left-bitmap-area'
and `right-bitmap-area' if position is in the bitmap areas.  This
avoids an error when clicking on the bitmap areas.  Instead, they
are currently treated like clicks inside the window.
(coordinates_in_window): Return 5 and 6 for bitmap areas.
(Qleft_bitmap_area, Qright_bitmap_area): New.
(syms_of_window): Initialize new symbols.

(Fsignal): Don't reset redisplaying_p here.

(update_frame_line): If writing whole line,
don't write trailing spaces unless we must.

(mode-line-modified): Look up key binding for C-x
C-q.  If it's bound call that binding, otherwise call
toggle-read-only.

(info): Doc fix.

Remove compatibility code.
(info-lookup-guess-default*): DTRT for point st start of symbol.
(info-complete): Don't lose with point not at end of symbol.

Add Keywords.

(finder-known-keywords): Add `multimedia'.

Provide term/sun-mouse.

(expose_area): If row extends face to end of line,
write the whole line.

(Qshow_trailing_whitespace): Removed.
(Vshow_trailing_whitespace): Added.
(init_iterator): Remove initialization code for
show_trailing_whitespace_p.
(redisplay_internal): Don't try cursor movement in this_line
if showing trailing whitespace.
(redisplay_window): Likewise for cursor movement in current
matrix and try_window_id.
(try_window_reusing_current_matrix): Likewise.
(trailing_whitespace_p): Return 0 if trailing whitespace is
in front of point.
(display_line): Use Vshow_trailing_whitespace instead of
former iterator member show_trailing_whitespace_p.
(syms_of_xdisp): Add DEFVAR_LISP for show-trailing-whitespace.

(direct_output_for_insert): Use
Vshow_trailing_whitespace instead of former iterator member
show_trailing_whitespace_p.
(direct_output_forward_char): Don't do it if hightlighting
trailing whitespace.

(struct it): Remove member
show_trailing_whitespace_p.

(x_draw_glyph_string_box): Use the background width
of the glyph string for the width of the box.

(add_to_log): Renamed from display_message.
Don't display messages in echo area.

(Fpos_visible_in_window_p): Rewritten.

(toplevel): Make face `term-default' an empty face.
The code relied on the fact that Emacs ignored invalid faces in
face text properties in 20.4.

Move provide to end.
(three-step-help): Customize.

Don't capitalize custom group name.

Add x-stretch-cursor, indicate-empty-lines, scroll-up-aggressively,
scroll-down-aggressively.

(assoc-ignore-case, assoc-ignore-representation): Moved here from simple.el.

(assoc-ignore-case, assoc-ignore-representation): Moved to subr.el.

(point-at-eol, point-at-bol): New aliases.

Functions reordered.

(delete-rectangle-line): Use line-end-position.

(Fforward_comment): Set comstyle for Scomment_fence.

(x_set_frame_parameters): Set foreground and
background first, and then set other parameters that might
depend upon their new values.

Provide `mldrag' for compatibility.
(mldrag-drag-mode-line, mldrag-drag-vertical-line): New aliases,
marked obsolete.

Fixed a typo. - Brian

Add a :link to font-lock defgroup.
(jit-lock): Add :version.

Copyright update.

(auto-compression-mode): New variable for customization.

(interpreter-mode-alist): Add make, guile, clisp.
(find-file): Doc fix.

(mode-line-mule-info): Doc fix.

(msb--choose-file-menu): Use `completion-ignore-case' in name
comparisons.

Initial revision

(reftex-pop-to-bibtex-entry): Fixed
conflict with pop-up-frames.
(reftex-special-environment-parsers): New constant.
(reftex-label-alist): car of an entry can also be a function.
(reftex-what-special-env): new function.
(reftex-label-location): Call `reftex-what-special-env'.
(reftex-compile-variables): Check for symbol in
`reftex-label-alist'.
(reftex-what-environment): fixed bug with stacked environments of
same kind (e.g. enumerate).
(reftex-process-string): Preserve default directory.
(reftex-label-alist-builtin): changed prefixes of endnote and
footnote.  Also the magic words.
(reftex-reference): Interprete new option
`reftex-fref-is-default'.
(reftex-replace-prefix-escapes): Interprete new `%S' format.
(reftex-toc-mouse-view-line): Command removed (had no binding).
(reftex-everything-regexp): New function.
(reftex-nearest-match): Made better.
(reftex-toc-find-section): Use new version of
`reftex-nearest-match'.
(reftex-insert-docstruct): adapted to work with the index stuff.
(reftex-parse-from-file): Find index entries as well.
(reftex-toc-toggle-index): New function
(reftex-toc-map): `i' is now used to togle the index, File
boundaries has been moved to `F'.
(reftex-select-label-map): Toggling display of file boundaries is
now on the `F' key, for consistency with `reftex-toc-map'.
(reftex-erase-all-selection-and-index-buffers): Renamed from
`reftex-erase-all-selection-buffer'.  Now also kills the index
buffers.
(reftex-viewing-cross-references): Customization group renamed
from reftex-viewing-cross-references-and-citations.
(reftex-index-macro-regexp,
reftex-find-index-entry-regexp-format): New variables
(reftex-macros-with-index): New variable
(reftex-add-index-macros): New function
(reftex-renumber-simple-labels, reftex-translate): Allow for
multiple labels in a single ref command.
(reftex-index-support): New customization group
(reftex-support-index, reftex-index-special-chars,
reftex-index-macros, reftex-index-default-macro,
reftex-index-default-tag, reftex-index-math-format,
reftex-index-section-letters, reftex-index-include-context,
reftex-index-follow-mode, reftex-index-header-face,
reftex-index-section-face, reftex-index-tag-face,
reftex-index-face): New options
(reftex-index-map, reftex-index-menu, reftex-last-index-file,
reftex-index-tag, reftex-index-return-marker,
reftex-index-restriction-indicator, reftex-index-restriction-data,
reftex-index-macro-regexp, reftex-index-level-re,
reftex-index-key-end-re, reftex-find-index-entry-regexp-format,
reftex-everything-regexp-no-index, reftex-index-re,
reftex-macros-with-index, reftex-index-macro-alist): New variables
(reftex-index-help, reftex-index-macros-builtin,
reftex-key-to-index-macro-alist, reftex-query-index-macro-prompt,
reftex-query-index-macro-help): New constants
(reftex-index-selection-or-word, reftex-index,
reftex-default-index, reftex-update-default-index,
reftex-index-complete-tag, reftex-index-select-tag,
reftex-index-complete-key, reftex-index-update-taglist,
reftex-index-globally, reftex-index-mode, reftex-index-show-entry,
reftex-display-index, reftex-insert-index,
reftex-index-insert-new-letter, reftex-get-restriction,
reftex-index-pre-command-hook, reftex-index-post-command-hook,
reftex-index-show-help, reftex-index-next, reftex-index-previous,
reftex-index-toggle-follow, reftex-index-toggle-context,
reftex-index-view-entry, reftex-index-goto-entry-and-hide,
reftex-index-goto-entry, reftex-index-mouse-goto-line-and-hide,
reftex-index-quit, reftex-index-quit-and-kill,
reftex-index-goto-toc, reftex-index-rescan, reftex-index-Rescan,
reftex-index-revert, reftex-index-switch-index-tag,
reftex-index-restrict-to-section, reftex-index-widen,
reftex-index-restriction-forward,
reftex-index-restriction-backward, reftex-index-visit-location,
reftex-index-analyze-entry, reftex-index-globalize,
reftex-index-edit, reftex-index-toggle-range-beginning,
reftex-index-toggle-range-end, reftex-index-edit-key,
reftex-index-edit-attribute, reftex-index-edit-visual,
reftex-index-edit-part, reftex-index-level-down,
reftex-index-level-up, reftex-index-kill, reftex-index-undo,
reftex-index-change-entry, reftex-index-goto-letter,
reftex-add-index-macros, reftex-ensure-index-support,
reftex-index-info-safe, reftex-index-info): New functions.

Most of the code moved to other files.

Fix maintainer address.

(octave-maintainer-address): Use gnu.org.

Fix maintainer address.

(show-paren-mode): Support making show-paren-mode
a buffer-local variable.  Don't check for a window system.
(show-paren-function): Check whether show-paren-function is
enabled in current buffer; do the right thing if not.
Don't check for a window system.
(show-paren-mode): Make it a user variable.

Handle @ifnottex.

(add-log-current-defun): Exclude all trailing whitespace.
Handle `enum' like `struct'.

(server-process-filter): If a client visits no buffers,
close it immediately before recording it.

(mail-unquote-printable): Make it autoload.
Optimize by calling concat just once.  Handle =\n sequence.
(mail-unquote-printable-region): New command.
(mail-quote-printable): Make it autoload.