(sys_subshell): New function, split from sys_suspend.

(Fsuspend_emacs): New variable cannot-suspend forces a subshell even if the
system seems to support job control.

(menu-bar-mode): Make menu-bar-mode without an argument toggle display of a
menu bar.

(Fset_window_configuration): Allow for menu-bar-lines to have changed since
the configuration was created.

(OVERLAY_POSITION): Don't check which buffer it points to.

(system-key-alist): Renamed from vendor-key-syms.

(Vsystem_key_alist): Renamed from Vvendor_key_alist.
(syms_of_keyboard): Rename Lisp var to system-key-alist.

(comint-exec-1): Force a local copy of the environment.

Delete extra backslash on last line of macro.

Clean up c-font-lock-keywords; now slightly more consistent about highlighting
declarations.

(compute_motion): Allow for invisible overlays in next_invisible lookahead.

(display_text_line): Allow for invisible overlays in next_invisible lookahead.

(help-menu-map): Variable deleted, and its binding.
(mouse-select-window): New command, now on mode-line mouse-1.
(mouse-delete-other-windows): Now on mode-line mouse-2.
(mouse-split-window-horizontally): Now on mode-line C-mouse-2.

(EmacsFrameSetCharSize): Set coordinates values to the toplevel widget.

(XTread_socket): For case ConfigureNotify, call x_any_window_to_frame.
[USE_X_TOOLKIT]: Call XTranslateCoordinates for case ConfigureNotify
when send_event is 0 and when the event is relative to toplevel widget.

(EmacsFrameSetCharSize): Call check_frame_size and update
vertical_scroll_bar_extra.
Call SET_FRAME_GARBAGED.

(c-macro-display-buffer): Delete special view-mode hack.
(c-macro-expansion): Parse from 1 to START just once.
Avoid counting lines.  Use ???!!!???!!! to mark start of
the region we want to look at.

(set-visited-file-name): Unlock the file if setting the visited file name to
nil.

(Buffer-menu-toggle-read-only): Change toggle-read-only to
vc-toggle-read-only.

*** empty log message ***

(byte-compile-from-buffer, byte-compile-top-level):
Removed advice. Byte-compilation problem is now taken care of
directly by the compiler.
(ad-advised-byte-compilers): Removed.
(ad-enable-definition-hooks, ad-disable-definition-hooks): Removed
activation of the advised byte-compiler entry points.
(ad-lemacs-p): Removed variable.
(ad-lemacs-p): New macro for compile-time conditionalization.

(byte-compile-protect-from-advice): New macro that
temporarily deactivates advice of `defun/defmacro' while BODY is run.
(byte-compile-from-buffer, byte-compile-top-level): Use
`byte-compile-protect-from-advice' to protect compilation.

(hide-sublevels): Doc fix.  Rename arg.

(help-for-help): Use help-map in the docstring.

(make-help-screen): Initialize help-screen before changing the keymap.

(outline-minor-mode-prefix): Change to C-c C-o.
(hide-sublevels, hide-other): New functions.
(outline-mode-map): New key bindings.  New menu bindings.

(lisp-mode-variables): Set outline-regexp.

(nroff-mode): Set outline-regexp and outline-level.
(nroff-outline-level): New function.

(c-mode): Set outline-regexp and outline-level.
(c-outline-level): New function.

Fix value of docdir.

(Fload): Cast the args to stat.

Install DOC* in docdir.

(*-sysv4.1): Set NON_GNU_CPP.

(direct_output_forward_char): Use Fget_char_property to test for invisibility.

(direct_output_for_insert): Fix comment.

(compute_motion, vmotion): Use Fget_char_property to test for invisibility.

(try_window, display_text_line): Use Fget_char_property to test for invisibility.

(try_window): Add #ifdef USE_TEXT_PROPERTIES around call to Fget_text_property.

(Fget_char_property): Fix docstring.

(Fget_char_property): New function.

Formerly INSTALL.~20~

(sort_overlays): Allow for null window.

Don't force os=-hpux for hp9k2... and hp9k3...

(x_window): Call XChangeWindowAttributes with the standard
event set to make all these events reach the Emacs frame.

(Fx_popup_menu): Allow t as position, meaning use mouse pos.
Allow nil as position, meaning just precompute equiv-key data.
Mouse events have coords in pixel units.

(menu_item_equiv_key): Cached equiv-key data is a sublist.

Most of file rewritten.
(menu_items, menu_items_*): New variables.
(MENU_ITEMS_*): New macros.
(init_menu_items, discard_menu_items, push_menu_pane, push_menu_item)
(finish_menu_items): New functions.
(menu_item_enabled_p): New function.
(keymap_panes, single_keymap_panes): Major rewrite; most args changed.
(list_of_panes, list_of_items): Major rewrite; most args changed.
(Fx_popup_menu): Major rewrite.  Now independent of display mechanism.
No more conditionals here.
(set_menu_items, free_menu_items): Functions deleted.
(xmenu_show): Both versions rewritten to work from menu_items
and to do all the conditionalized things that were in Fx_popup_menu.
(unread_menu_bar_button, other_menu_bar_item_p): New functions.
(check_mouse_other_menu_bar): New function.

(Fy_or_n_p): Use a popup menu if reached via mouse command.
(Fyes_or_no_p): Likewise.

(mouse_get_pos): Don't convert to glyph units.

(construct_mouse_click): Don't convert to glyph units.
(XTmouse_position): Don't convert to glyph units.

(XTmouse_position): Use x_any_window_to_frame.

(Fmouse_position): Convert to glyph units.

(make_lispy_movement, make_lispy_event):
In non-scrollbar mouse case, return coords in pixel units.

(ELF_BSS_SECTION_NAME): New macro (config.h may override).
(unexec): Use it.

(Fkill_buffer): Call the Vkill_buffer_query_functions.
(syms_of_buffer): Make Lisp var for kill-buffer-query-functions.

(kill-emacs-query-functions): New variable.
(save-buffers-kill-emacs): Use it.

(Info-build-node-completions): Add a call to widen.
(Info-goto-emacs-command-node): Fix paren error.  Fix typo in message.
(Info-restore-point): Use iteration instead of recursion.

(debug, debug-on-entry): Doc strings.

*** empty log message ***

Include usg5-4.h.
(LIBS_SYSTEM, LINKER, START_FILES, LIB_STANDARD): Definitions moved here.

[NEWSOS5] (C_DEBUG_SWITCH, C_OPTIMIZE_SWITCH)
(LD_SWITCH_MACHINE): Definitions moved here.

NEWSOS5 conditional deleted.
[NEWSOS5] (START_FILES, LIB_STANDARD, C_DEBUG_SWITCH)
(C_OPTIMIZE_SWITCH, LD_SWITCH_MACHINE): Definitions moved away.

(byte-compile-file): Return nil on failure.

(main, get_time): Don't crash on invalid input.

(jka-compr-partial-uncompress): Make dd give you
one more block than you think you need.

(jka-compr-dd-blocksize): Change default value to 256.

*** empty log message ***

(posn-x-y): New function.
(posn-col-row): Convert coords from pixels to glyph units.

Removed all support for Emacs-18:
Removed autoload for `backquote'.
Removed arglist specifications for `documentation' and `fset'.
(ad-emacs19-p, ad-use-jwz-compiler): Removed these variables.
(ad-lemacs-p, ad-v19-compiled-p, ad-subr-arglist,
ad-make-advised-docstring): Removed reference to `ad-emacs19-p'.
(ad-compiled-p): Renamed from `ad-v19-compiled-p'.  Removed old
definition of `ad-compiled-p'.
(ad-compiled-code): Renamed from `ad-v19-compiled-code'.
(ad-arglists, ad-docstring, ad-interactive-form): Use new names.
(ad-body-forms): Always return nil for compiled definitions.
(ad-compile-function): Simplified, because the v19 incarnation of
`byte-compile' can compile macros.
(ad-real-byte-codify): Removed.
(ad-execute-defadvices): Removed. The `defadvice's it contained
are now at the top level.
(ad-advised-byte-code-definition): Renamed to `ad-advised-byte-code'
and removed the definition of `ad-advised-byte-code' via `fset'.
(ad-advised-byte-code-definition, ad-recover-byte-code,
ad-stop-advice, ad-recover-normality): Removed
`ad-real-byte-codify'-cation of their definitions.
(ad-adjust-stack-sizes): Removed.
(ad-enable-definition-hooks, ad-disable-definition-hooks):
Removed v19 conditionalization.

Fixed the problematic interaction between the
byte-compiler and Advice when `ad-activate-on-definition' was t which
resulted in erroneous compilation of nested `defun/defmacro's:
(byte-compile-from-buffer, byte-compile-top-level): Advised
to temporarily deactivate the advice of `defun/defmacro'.
(ad-advised-definers, ad-advised-byte-compilers): New variables.
(ad-enable-definition-hooks, ad-disable-definition-hooks):
En/disable the advised byte-compiler entry points.

(defadvice): Implement a `freeze' option which expands
the `defadvice' into a redefining and dumpable `defun/defmacro'
whose documentation can be written to the `DOC' file. Frozen
advices cannot be undone, hence, they do not need any Advice
runtime support.
(ad-defadvice-flags): Add `freeze' flag.
(ad-make-advised-docstring, ad-make-single-advice-docstring):
New STYLE option for `plain' and `freeze' styles. Slightly
changed the default formatting of advised docstrings.
(ad-make-plain-docstring, ad-make-freeze-docstring): New functions.

(ad-recover-all, ad-scan-byte-code-for-fsets):
Removed unused condition variable `ignore-errors'.

(ad-save-real-definition): New macro to save real
definitions of functions used by Advice.
Use `ad-save-real-definition' to save definitions of `fset',
`byte-code' and now also `documentation'.
(ad-subr-arglist, ad-docstring, ad-make-advised-docstring):
Use `ad-real-documentation' to avoid interference with the
advised version of `documentation'.

(ad-execute-defadvices): Copy advice infos.

(ad-start-advice-on-load): Default changed to t.

Fix calendar-cursor-to-date to handle starred days correctly.

(Finsert_file_contents): If REPLACE, always do lseek.
Exit main loop if INSERTED reaches TOTAL.

(rmail-insert-inbox-text): Recognize the spool directory even if symlinks are
present.

New variable docdir to control where the docstring file goes.

Use docdir to initialize PATH_DOC in paths.h.

New path PATH_DOC for doc-directory.

(syms_of_callproc): New variable Vdoc_directory.
(init_callproc_1): Initialize it.

(get_doc_string, Snarf_documentation): Use new variable doc_directory.

New variable doc_directory.

When --run-in-place, don't inherit archlibdir.

Move extern declarations to top of file.

(get_time): Simplify; avoid calling index.
(main): exit on EOF.

(calendar-cursor-to-date): Fix search string so it
correctly moves past a starred date.

(make_lispy_event): For menu bar event in USE_X_TOOLKIT
case, convert x position to glyphs after map_event_to_object.
Call window_from_coordinates later on.

(construct_menu_click): Undo previous change.

(x_had_errors_p): New function.
(construct_menu_click): Convert x pos from pixels to glyphs.
Move function after pixel_to_glyph_coords.

[!USE_X_TOOLKIT] (x_any_window_to_frame):
Define as x_window_to_frame.

(get_keyelt): Cached equiv-key data is now a sublist.

Whitespace change.

(shrink-window-if-larger-than-buffer): Don't shrink if the window that would
expand is the minibuffer.

(single_keymap_panes): Properly skip help-string if any.
Rename item2 to item_string.
GCPRO some things.
(menu_item_equiv_key): Use either VECTORP or STRINGP, not both.

(picture-mode-map): Replace delete-backward-char
like backward-delete-char-untabify.

Move config.h after system includes.

[BSD]: #undef WCOREDUMP before defining it.

(BSD_PGRPS): Add #undef.

(TAB3): Defined.
(NEED_ERRNO, NO_TERMIO, HAVE_TERMIOS, HAVE_UNION_WAIT): Defined.

(install-arch-dep, install-arch-indep):
New targets split up former do-install rule.
(do-install): Target deleted.

(Fframe_visible_p): Do FRAME_SAMPLE_VISIBILITY first.

(x_window_to_frame): Add parens for clarity.

(XTread_socket--cases KeyPress, EnterNotify, LeaveNotify)
(cases FocusIn, FocusOut): Use x_any_window_to_frame.

*** empty log message ***

(get_keyelt): Discard keyboard equivalents
stored in a menu keymap element.

Find and display keyboard equivalents of menu items.
(menu_item_equiv_key): New function.
(single_keymap_panes): Call it.

(calendar-string-to-mayan-long-count): Don't
assume that periods must end numbers.  Look for digit runs explicitly.

(substitute-key-definition): Don't discard menu strings.

(lisp-complete-symbol): Doc fix.

(mouse-delete-max-match): Set len properly.