(choose-completion-string1): Renamed from choose-completion-string.
(choose-completion-string): Run choose-completion-string-functions
until success, and only call choose-completion-string1 if it fails.
(grep-tree-ignore-CVS-directories, grep-tree-ignore-case):
New custom variables.
(grep-compute-defaults): Compute grep-tree-command's default value.
(grep-expand-command-macros): New aux function.
(grep-tree-last-regexp, grep-tree-last-files): New aux variables.
(grep-tree): New command like grep-find but extended prompting.
If Ispell is not installed, init to nil.
(ispell-menu-map): Get rid of byte-compiling-files-p hackery;
initialize this unconditionally when ispell-menu-map-needed is t.
Local `path' renamed to `dir'.
(check-ispell-version): Doc fix.
When recognizing a def... construct, make that indentation
tentative, so that it can be overridden if the list in question
is not actually an expression.
(common-lisp-indent-call-method): New subroutine.
(byte-compile-delete-first): New function.
(byte-compile-read-position): New variable.
(byte-compile-last-position): New variable.
(byte-compile-current-buffer): New variable.
(byte-compile-log-1): Use it.
(byte-compile-set-symbol-position): New function.
(byte-compile-obsolete, byte-compile-callargs-warn)
(byte-compile-arglist-warn, byte-compile-arglist-warn)
(byte-compile-print-syms, byte-compile-file-form-defmumble)
(byte-compile-check-lambda-list, byte-compile-lambda)
(byte-compile-form, byte-compile-variable-ref)
(byte-compile-subr-wrong-args, byte-compile-negation-optimizer)
(byte-compile-condition-case, byte-compile-defun)
(byte-compile-defvar, byte-compile-autoload)
(byte-compile-lambda-form): Use it.
(byte-compile-from-buffer): Set it, and bind
`read-with-symbol-positions' and `read-symbol-positions-list'.
(byte-compile-debug): New variable.
(readchar): Increment it.
(unreadchar): Decrement it.
(read_multibyte): Decrement it.
(Vread_with_symbol_positions): New variable.
(Vread_symbol_positions_list): New variable.
(read_internal_start): New function, created from Fread and
Fread_from_string. Handle Vread_symbol_positions_list and
Vread_with_symbol_positions.
(readevalloop, Fread, Fread_from_string): Use it.
(read1): Use readchar_count to add symbol positions to
Vread_symbol_positions_list if Vread_with_symbol_positions is
non-nil.
(syms_of_lread): DEFVAR_LISP and initialize them.
