(set-process-filter, process-filter, sit-for): Advice deleted.
(follow-mode-off-hook): Obsolete hook removed.
(follow-avoid-tail-recenter-p, follow-process-filter-alist): Vars
deleted.
(follow-auto): Use a :set function.
(follow-mode): Rewritten. Don't advise process filters.
(follow-switch-to-current-buffer-all, follow-scroll-up)
(follow-scroll-down): Assume follow-mode is bound.
(follow-comint-scroll-to-bottom)
(follow-align-compilation-windows): New functions.
(follow--window-sorter): New function.
(follow-all-followers): Use it to explicitly sort windows by their
positions; don't make assumptions about next-window order.
(follow-windows-start-end, follow-delete-other-windows-and-split)
(follow-calc-win-start): Doc fix.
(follow-windows-aligned-p, follow-select-if-visible): Don't call
vertical-motion unnecessarily.
(follow-adjust-window): New function.
(follow-post-command-hook): Use it.
(follow-call-set-process-filter, follow-call-process-filter)
(follow-intercept-process-output, follow-tidy-process-filter-alist)
(follow-stop-intercept-process-output, follow-generic-filter):
Functions deleted.
(follow-scroll-bar-toolkit-scroll, follow-scroll-bar-drag)
(follow-scroll-bar-scroll-up, follow-scroll-bar-scroll-down): New
functions, replacing advice on scroll-bar-* commands.
* lisp/comint.el (comint-adjust-point): New function.
(comint-postoutput-scroll-to-bottom): Use it. Call
follow-comint-scroll-to-bottom for Follow mode buffers.
* lisp/emacs-lisp/cconv.el: Compute freevars in cconv-analyse.
(cconv-mutated, cconv-captured): Remove.
(cconv-captured+mutated, cconv-lambda-candidates): Don't give them
a global value.
(cconv-freevars-alist): New var.
(cconv-freevars): Remove.
(cconv--lookup-let): Remove.
(cconv-closure-convert-function): Extract from cconv-closure-convert-rec.
(cconv-closure-convert-rec): Adjust to above changes.
(fboundp): New function.
(cconv-analyse-function, form): Rewrite.
* lisp/emacs-lisp/bytecomp.el (byte-compile-initial-macro-environment):
Handle declare-function here.
(byte-compile-obsolete): Remove.
(byte-compile-arglist-warn): Check late defsubst here.
(byte-compile-file-form): Simplify.
(byte-compile-file-form-defsubst): Remove.
(byte-compile-macroexpand-declare-function): Rename from
byte-compile-declare-function, turn it into a macro-expander.
(byte-compile-normal-call): Check obsolescence.
(byte-compile-quote-form): Remove.
(byte-compile-defmacro): Revert to trunk's definition which seems to
work just as well and handles `declare'.
* lisp/emacs-lisp/byte-run.el (make-obsolete): Don't modify byte-compile.
* lisp/Makefile.in (BIG_STACK_DEPTH): Increase to 1200.
(compile-onefile): Pass $(BIG_STACK_OPTS) before "-l bytecomp".
* lisp/emacs-lisp/macroexp.el: Use lexbind.
(macroexpand-all-1): Check macro obsolescence.
* lisp/vc/diff-mode.el: Use lexbind.
* lisp/follow.el (follow-calc-win-end): Simplify.
(follow-windows-start-end, follow-pos-visible)
(follow-windows-aligned-p): Code cleanup.
(follow-select-if-visible): Try to avoid partially-visible lines.
(follow-select-if-visible-from-first): Call follow-redisplay and
move point to destination.
(follow-redisplay): New arg, to keep selected window unchanged.
(follow-post-command-hook): In final check for destination
visibility, use window-start and window-end instead of the less
accurate follow-pos-visible. If the selected window is redrawn,
tell follow-redisplay to preserve it.
(follow-update-window-start, follow-select-if-visible)
(follow-calculate-first-window-start-from-below)
(follow-post-command-hook): Code cleanup.
(follow-downward, follow-calculate-first-window-start): Function
deleted and merged into follow-redisplay.
(follow-redisplay): Merge code from follow-downward and
follow-calculate-first-window-start.
