Ref: http://lists.gnu.org/archive/html/emacs-devel/2010-02/msg00135.html
* lisp/simple.el (messages-buffer-mode): New major mode.
(messages-buffer): New function.
* lisp/startup.el (normal-top-level): Switch mode of *Messages* buffer.
* src/xdisp.c (message_dolog): If we create *Messages*,
switch it to messages-buffer-mode.
* lisp/emacs-lisp/ert.el (ert--force-message-log-buffer-truncation)
(ert-run-test): Use `message-buffer' function.
(ert--force-message-log-buffer-truncation): Ignore read-only.
* lisp/help.el (view-echo-area-messages): Use `message-buffer' function.
* lisp/mail/emacsbug.el (report-emacs-bug): Use `message-buffer' function.
* lisp/gnus/gnus-util.el (gnus-message-with-timestamp-1):
Use `message-buffer' function if available. Ignore read-only.
* etc/NEWS: Mention this.
restarts.
* remember.el (remember-data-file): Add :set callback to affect
notes buffer (if any).
(remember-notes): New command.
(remember-notes-buffer-name, bury-remember-notes-on-kill):
New defcustoms for the `remember-notes' function.
(remember-notes-save-and-bury-buffer): New command.
(remember-notes-mode-map): New variable.
(remember-mode): New minor mode.
(remember-notes--kill-buffer-query): New function.
* lisp/startup.el (initial-buffer-choice): Add notes to custom type.
* src/buffer.c (FKill_buffer): Run `kill-buffer-query-functions'
before checking whether buffer is modified. This lets
`kill-buffer-query-functions' cancel killing of the buffer or save
its content before `kill-buffer' asks user the "Buffer %s
modified; kill anyway?" question.
* remember.el (remember-append-to-file):
Don't mix `find-buffer-visiting' and `get-file-buffer'.
* lisp/files.el (find-file-noselect): Simplify conditional expression.
(package-obsolete-list): Rename from package-obsolete-alist, and make
it into a simple list of package-desc.
(package-strip-version): Remove.
(package-built-in-p): Use package--builtin-versions.
(package-mark-obsolete): Simplify.
(package-process-define-package): Mark it obsolete if older than the
builtin version.
(package-handle-response): Use line-end-position.
(package-read-archive-contents, package--download-one-archive):
Simplify.
(package--add-to-archive-contents): Skip if older than the builtin or
installed version.
(package-menu-describe-package): Fix last change.
(package-list-unversioned): New var.
(package-menu--generate): Use it.
* lisp/Makefile.in (autoloads): Set autoload-builtin-package-versions.
* lisp/startup.el (package--builtin-versions): New var.
(package-subdirectory-regexp): Remove.
(package--description-file): Hard code its value instead.
* lisp/emacs-lisp/autoload.el: Manage package--builtin-versions.
(autoload--insert-text, autoload--insert-cookie-text): New functions.
(autoload-builtin-package-versions): New variable.
(autoload-generate-file-autoloads): Use them.
Remove the list of autoloaded functions/macros from the
(autoload...) comments.
(package-desc): Add `dir' field.
(package-desc-full-name): New function.
(package-load-descriptor): Combine the two arguments. Don't use `load'.
(package-maybe-load-descriptor): Remove.
(package-load-all-descriptors): Just call package-load-descriptor.
(package--disabled-p): New function.
(package-desc-vers, package-desc-doc): Remove aliases.
(package--dir): Remove function.
(package-activate): Check if a package is disabled.
(package-process-define-package): New function, extracted from
define-package.
(define-package): Turn into a place holder.
(package-unpack-single, package-tar-file-info):
Use package--description-file.
(package-compute-transaction): Use package--disabled-p.
(package-download-transaction): Don't call
package-maybe-load-descriptor since they're all loaded anyway.
(package-install): Change argument to be a pkg-desc.
(package-delete): Use a single pkg-desc argument.
(describe-package-1): Use package-desc-dir instead of package--dir.
Use package-desc property instead of package-symbol.
(package-install-button-action): Adjust accordingly.
(package--push): Rewrite.
(package-menu--print-info): Adjust accordingly. Change the ID format
to be a pkg-desc.
(package-menu-describe-package, package-menu-get-status)
(package-menu--find-upgrades, package-menu-mark-upgrades)
(package-menu-execute, package-menu--name-predicate):
Adjust accordingly.
* lisp/startup.el (package--description-file): New function.
(command-line): Use it.
* lisp/emacs-lisp/package-x.el (package-upload-buffer-internal):
Use package-desc-version.
"If keys have their default meanings, use precomputed string to save
lots of time" implies substitute-command-keys was slow 20+ years ago
when this was originally written. But we were accidentally using the
"slow" branch for 5 years and no-one complained about speed (bug#13970).
* lisp/startup.el (normal-no-mouse-startup-screen, normal-about-screen):
Remove venerable code attempting to avoid substitute-command-keys.
* startup.el (initial-buffer-choice): Allow function as value
(Bug#13251).
(command-line-1): Handle case where initial-buffer-choice
specifies a function.
* server.el (server-execute): Handle case where
initial-buffer-choice specifies a function.
* src/frame.c (read_integer, XParseGeometry): Moved from w32xfns.c.
(Fx_parse_geometry): If there is a space in string, call
Qns_parse_geometry, otherwise do as on other terms.
* src/w32xfns.c (read_integer, XParseGeometry): Move to frame.c.
* src/nsfns.m (XParseGeometry): Remove.
(Fx_create_frame): Call x_set_offset to correctly interpret
top_pos in geometry.
Fixes: debbugs:12368
lisp/startup.el (fancy-startup-text): Read the whole tutorial, not
just its first 256 bytes. Prevents gibberish in display of the
tutorial title.
etc/tutorials/TUTORIAL.he: Make the first sentence display correctly
in a left-to-right paragraph, such as what is shown on the fancy
splash screen, by using directional control characters.
* lisp/emacs-lisp/gv.el (gv-get): Autoload functions to find their
gv-expander.
(gv--defun-declaration): New function.
(defun-declarations-alist): Use it.
(gv-define-modify-macro, gv-pushnew!, gv-inc!, gv-dec!): Remove.
(gv-place): Autoload.
* lisp/emacs-lisp/cl.el (cl--dotimes, cl--dolist): Remember subr.el's
original definition of dotimes and dolist.
* lisp/emacs-lisp/cl-macs.el (cl-expr-access-order): Remove unused.
(cl-dolist, cl-dotimes): Use `dolist' and `dotimes'.
* lisp/emacs-lisp/cl-lib.el: Move gv handlers from cl-macs to here.
(cl-fifth, cl-sixth, cl-seventh, cl-eighth)
(cl-ninth, cl-tenth): Move gv handler to the function's definition.
* lisp/emacs-lisp/cl-extra.el (cl-subseq, cl-get, cl-getf): Move gv handler
to the function's definition.
* lisp/Makefile.in (COMPILE_FIRST): Re-order to speed it up by about 50%.
* lisp/window.el:
* lisp/files.el:
* lisp/faces.el:
* lisp/env.el: Don't use CL.
* lisp/startup.el (argv, argi): Make lexically scoped.
* lisp/emacs-lisp/float-sup.el (pi): Use internal-make-var-non-special.
* lisp/emacs-lisp/cl-macs.el: Use lexical-binding.
Rename cl-bind-* to cl--bind-*.
* lisp/files.el: Don't require `cl' since it doesn't use it.
* lisp/emacs-lisp/pcase.el, lisp/emacs-lisp/macroexp.el: Add coding cookie.
* src/eval.c (Fmake_var_non_special): New primitive.
(syms_of_eval): Defsubr it.
* src/lread.c (syms_of_lread): Mark `values' as lexically scoped.
* lisp/startup.el (x-apply-session-resources): New function.
* lisp/term/ns-win.el (ns-initialize-window-system):
* lisp/term/w32-win.el (w32-initialize-window-system):
* lisp/term/x-win.el (x-initialize-window-system): Use it to properly
set menu-bar-mode and other vars from X resources, even if the initial
frame is not a window-system frame (Bug#2299).