Run admin/update-copyright.

Run admin/update-copyright.

* test/automated/eshell.el: Move from test/eshell.el.
(eshell-test/for-loop, eshell-test/for-name-loop): New tests.

Fixes: debbugs:15231

* lisp/eshell/esh-opt.el (eshell-eval-using-options): Don't bind usage-msg,
last-value, and ext-command here.  Bind `args' closer to `body'.
(temp-args, last-value, usage-msg, ext-command, args): Don't defvar.
(eshell--args): Declare new dynamic var.
(eshell-do-opt): Add argument `args'.  Bind our own usage-msg,
last-value, and ext-command.  Pass `args' to `body'.
(eshell-process-args): Bind eshell--args.
(eshell-set-option): Use eshell--args.
* lisp/eshell/eshell.el (eshell): Use derived-mode-p.
* lisp/eshell/esh-var.el (eshell-parse-variable): Use backquote.
(eshell-parse-variable-ref): Remove unused vars `end' and `err'.
(eshell-glob-function): Declare.
* lisp/eshell/esh-util.el: Require cl-lib.
(eshell-read-hosts-file): Avoid add-to-list.
* lisp/eshell/esh-cmd.el (eshell-parse-lisp-argument): Remove unused var
`err'.
* lisp/eshell/em-unix.el (compilation-scroll-output, locate-history-list):
Declare.
(eshell/diff): Remove unused var `err'.
* lisp/eshell/em-rebind.el (eshell-delete-backward-char): Remove unused arg
`killflag'.
* lisp/eshell/em-pred.el (eshell-parse-modifiers): Remove unused var `err'.
* lisp/eshell/em-ls.el (eshell-ls-highlight-alist): Move defvars before
first use.
* lisp/eshell/em-glob.el (eshell-glob-matches, message-shown):
Move declaration before first use.
* lisp/eshell/em-alias.el (eshell-maybe-replace-by-alias): Use backquotes.
* autorevert.el (auto-revert-notify-handler): Use `cl-dolist' since we
rely on cl-return.

* lisp/eshell/em-tramp.el: Adjust requires.
(eshell-parse-command): Autoload.

* lisp/eshell/em-xtra.el: Adjust requires.
(eshell-parse-command): Autoload.

* lisp/eshell/esh-ext.el: Adjust requires.
(eshell-parse-command, eshell-close-handles): Autoload.

* lisp/eshell/esh-io.el: Adjust requires.
(eshell-output-filter): Autoload.

* lisp/eshell/esh-util.el: No need to load tramp when compiling.
(tramp-file-name-structure, ange-ftp-ls, ange-ftp-file-modtime): Declare.
(eshell-parse-ange-ls): Require ange-ftp and tramp.

* lisp/eshell/em-alias.el, lisp/eshell/em-banner.el, lisp/eshell/em-basic.el:
* lisp/eshell/em-cmpl.el, lisp/eshell/em-glob.el, lisp/eshell/em-pred.el:
* lisp/eshell/em-prompt.el, lisp/eshell/em-rebind.el, lisp/eshell/em-smart.el:
* lisp/eshell/em-term.el, lisp/eshell/esh-arg.el, lisp/eshell/esh-mode.el:
* lisp/eshell/esh-opt.el, lisp/eshell/esh-proc.el:
* lisp/eshell/esh-var.el: Adjust requires.

* lisp/eshell/eshell.el: Do not require esh-util twice.
(eshell-add-input-to-history): Declare.
(eshell-command): Check history module is active before using it.

* bookmark.el (bookmark-bmenu-toggle-filenames): Doc fixes.
* comint.el (comint-prompt-read-only):
* custom.el (defcustom):
* hi-lock.el (hi-lock-mode):
* ibuffer.el (ibuffer-formats):
* ielm.el (ielm-prompt-read-only):
* novice.el (disable-command):
* saveplace.el (toggle-save-place):
* speedbar.el (speedbar-supported-extension-expressions):
* startup.el (auto-save-list-file-prefix, init-file-user)
(after-init-hook, inhibit-startup-echo-area-message):
* strokes.el (strokes-help):
* time-stamp.el (time-stamp):
* calendar/calendar.el (calendar, diary-file):
* calendar/diary-lib.el (diary-mail-entries, diary)
(diary-list-entries-hook):
* calendar/holidays.el (holidays, calendar-holidays):
* calendar/lunar.el (lunar-phases):
* calendar/solar.el (sunrise-sunset):
* emulation/edt.el (edt-load-keys):
* emulation/viper.el (viper-mode):
* eshell/em-alias.el (eshell-command-aliases-list):
* eshell/esh-util.el (eshell-convert-numeric-arguments):
* international/ogonek.el (ogonek-information):
* net/tramp-cmds.el (tramp-bug):
* net/quickurl.el (quickurl-reread-hook-postfix):
* play/decipher.el (decipher-font-lock-keywords):
* progmodes/cc-styles.el (c-set-style):
* progmodes/idlw-shell.el (idlwave-shell-prompt-pattern):
* progmodes/inf-lisp.el (inferior-lisp-prompt):
* progmodes/octave-mod.el (octave-mode):
* progmodes/sql.el (sql-mode, sql-interactive-mode, sql-password):
* progmodes/verilog-mode.el (verilog-read-defines):
* textmodes/two-column.el (2C-mode): Likewise.

Borrowing a trick from vc-sccs.el, wrap the defgroup in a progn
so that the whole thing ends up in the generated autoload file,
esh-groups.el.

* em-alias.el, em-banner.el, em-basic.el, em-cmpl.el, em-dirs.el:
* em-glob.el, em-hist.el, em-ls.el, em-pred.el, em-prompt.el:
* em-rebind.el, em-script.el, em-smart.el, em-term.el, em-unix.el:
* em-xtra.el: Replace eshell-defgroup with (progn (defgroup.
* eshell.el (eshell-defgroup): Remove alias.