Prefer declare over a put of list-indent-function.

While at it, I enabled lexical-binding in the affected files.

* lisp/cedet/semantic/sb.el: Enable lexical-binding.
(semantic-sb-with-tag-buffer): Use `declare`.

* lisp/cedet/semantic/bovine/el.el: Enable lexical-binding.
(semantic-elisp-setup-form-parser): Use `declare`.

* lisp/emacs-lisp/ert.el:
* lisp/emacs-lisp/ert-x.el: Remove redundant `put`.

* lisp/emulation/cua-rect.el: Enable lexical-binding.
(cua--rectangle-operation, cua--rectangle-aux-replace): Use `declare`.

* lisp/mh-e/mh-acros.el: Enable lexical-binding.
(mh-do-in-gnu-emacs, mh-do-in-xemacs, mh-funcall-if-exists, defun-mh)
(defmacro-mh, with-mh-folder-updating, mh-in-show-buffer)
(mh-do-at-event-location, mh-iterate-on-messages-in-region)
(mh-iterate-on-range): Use `declare`.

* lisp/mh-e/mh-compat.el: Enable lexical-binding.
(mh-flet): Use `declare`.

* lisp/mh-e/mh-e.el: Enable lexical-binding.
(defgroup-mh, defcustom-mh, defface-mh): Use `declare`.

* lisp/net/sieve.el: Enable lexical-binding.  Remove redundant :group args.
(sieve-activate, sieve-remove, sieve-edit-script): Remove unused arg
from the interactive spec.
(sieve-deactivate-all): Remove unused var `name`.
(sieve-change-region): Use `declare`.

* lisp/obsolete/fast-lock.el: Enable lexical-binding.
Remove redundant :group args.  Remove XEmacs compat code.
(save-buffer-state): Remove macro.
(fast-lock-add-properties): Use `with-silent-modifications` instead.

* lisp/obsolete/lazy-lock.el: Enable lexical-binding.
Remove redundant :group args.
(do-while): Use `declare`.
(save-buffer-state): Remove macro.
(lazy-lock-fontify-rest-after-change, lazy-lock-defer-line-after-change)
(lazy-lock-defer-rest-after-change, lazy-lock-after-fontify-buffer)
(lazy-lock-after-unfontify-buffer, lazy-lock-fontify-region):
Use `with-silent-modifications` instead.

* lisp/obsolete/pgg.el: Enable lexical-binding.  Remove XEmacs compat code.
(pgg-save-coding-system, pgg-as-lbt, pgg-process-when-success):
Use `declare`.
(pgg-add-passphrase-to-cache): Remove unused var `new-timer`.
(pgg-decrypt-region): Remove unused var `buf`.

* lisp/org/org-agenda.el (org-let, org-let2): Move from org-macs and
use `declare`.

* lisp/org/org-macs.el (org-let, org-let2): Move these functions that
are inherently harmful to your karma to the only package that uses them.
(org-scroll): Use `pcase` to avoid `eval` and use more readable syntax
for those integers standing for events.

* lisp/progmodes/antlr-mode.el: Enable lexical-binding.
(save-buffer-state-x): Use `declare` and `with-silent-modifications`.

* lisp/international/mule-util.el (with-coding-priority):
* lisp/cedet/ede/proj-comp.el (proj-comp-insert-variable-once):
* lisp/org/org-element.el (org-element-map):
* test/lisp/emacs-lisp/bytecomp-tests.el (test-byte-comp-compile-and-load):
* test/lisp/emacs-lisp/generator-tests.el (cps-testcase): Use `declare`.

lisp/mh-e/mh-acros.el

@@ -1,4 +1,4 @@
-;;; mh-acros.el --- macros used in MH-E
+;;; mh-acros.el --- macros used in MH-E  -*- lexical-binding: t; -*-
 
 ;; Copyright (C) 2004, 2006-2021 Free Software Foundation, Inc.
 
@@ -49,20 +49,19 @@
 ;;;###mh-autoload
 (defmacro mh-do-in-gnu-emacs (&rest body)
   "Execute BODY if in GNU Emacs."
-  (declare (debug t))
+  (declare (debug t) (indent defun))
   (unless (featurep 'xemacs) `(progn ,@body)))
-(put 'mh-do-in-gnu-emacs 'lisp-indent-hook 'defun)
 
 ;;;###mh-autoload
 (defmacro mh-do-in-xemacs (&rest body)
   "Execute BODY if in XEmacs."
-  (declare (debug t))
+  (declare (debug t) (indent defun))
   (when (featurep 'xemacs) `(progn ,@body)))
-(put 'mh-do-in-xemacs 'lisp-indent-hook 'defun)
 
 ;;;###mh-autoload
 (defmacro mh-funcall-if-exists (function &rest args)
   "Call FUNCTION with ARGS as parameters if it exists."
+  (declare (debug (symbolp body)))
   ;; FIXME: Not clear when this should be used.  If the function happens
   ;; not to exist at compile-time (e.g. because the corresponding package
   ;; wasn't loaded), then it won't ever be used :-(
@@ -75,25 +74,24 @@
   "Create function NAME.
 If FUNCTION exists, then NAME becomes an alias for FUNCTION.
 Otherwise, create function NAME with ARG-LIST and BODY."
+  (declare (indent defun) (doc-string 4)
+           (debug (&define name symbolp sexp def-body)))
   `(defalias ',name
      (if (fboundp ',function)
          ',function
        (lambda ,arg-list ,@body))))
-(put 'defun-mh 'lisp-indent-function 'defun)
-(put 'defun-mh 'doc-string-elt 4)
 
 ;;;###mh-autoload
 (defmacro defmacro-mh (name macro arg-list &rest body)
   "Create macro NAME.
 If MACRO exists, then NAME becomes an alias for MACRO.
 Otherwise, create macro NAME with ARG-LIST and BODY."
+  (declare (indent defun) (doc-string 4)
+           (debug (&define name symbolp sexp def-body)))
   (let ((defined-p (fboundp macro)))
     (if defined-p
         `(defalias ',name ',macro)
       `(defmacro ,name ,arg-list ,@body))))
-(put 'defmacro-mh 'lisp-indent-function 'defun)
-(put 'defmacro-mh 'doc-string-elt 4)
-
 
 
 ;;; Miscellaneous
@@ -127,7 +125,7 @@ Execute BODY, which can modify the folder buffer without having to
 worry about file locking or the read-only flag, and return its result.
 If SAVE-MODIFICATION-FLAG is non-nil, the buffer's modification flag
 is unchanged, otherwise it is cleared."
-  (declare (debug t))
+  (declare (debug t) (indent defun))
   (setq save-modification-flag (car save-modification-flag)) ; CL style
   `(prog1
        (let ((mh-folder-updating-mod-flag (buffer-modified-p))
@@ -139,14 +137,13 @@ is unchanged, otherwise it is cleared."
            (mh-set-folder-modified-p mh-folder-updating-mod-flag)))
      ,@(if (not save-modification-flag)
            '((mh-set-folder-modified-p nil)))))
-(put 'with-mh-folder-updating 'lisp-indent-hook 'defun)
 
 ;;;###mh-autoload
 (defmacro mh-in-show-buffer (show-buffer &rest body)
   "Format is (mh-in-show-buffer (SHOW-BUFFER) &body BODY).
 Display buffer SHOW-BUFFER in other window and execute BODY in it.
 Stronger than `save-excursion', weaker than `save-window-excursion'."
-  (declare (debug t))
+  (declare (debug t) (indent defun))
   (setq show-buffer (car show-buffer))  ; CL style
   `(let ((mh-in-show-buffer-saved-window (selected-window)))
      (switch-to-buffer-other-window ,show-buffer)
@@ -155,7 +152,6 @@ Stronger than `save-excursion', weaker than `save-window-excursion'."
          (progn
            ,@body)
        (select-window mh-in-show-buffer-saved-window))))
-(put 'mh-in-show-buffer 'lisp-indent-hook 'defun)
 
 ;;;###mh-autoload
 (defmacro mh-do-at-event-location (event &rest body)
@@ -163,7 +159,7 @@ Stronger than `save-excursion', weaker than `save-window-excursion'."
 After BODY has been executed return to original window.
 The modification flag of the buffer in the event window is
 preserved."
-  (declare (debug t))
+  (declare (debug t) (indent defun))
   (let ((event-window (make-symbol "event-window"))
         (event-position (make-symbol "event-position"))
         (original-window (make-symbol "original-window"))
@@ -190,7 +186,6 @@ preserved."
            (goto-char ,original-position)
            (set-marker ,original-position nil)
            (select-window ,original-window))))))
-(put 'mh-do-at-event-location 'lisp-indent-hook 'defun)
 
 
 
@@ -209,7 +204,7 @@ VAR is bound to the message on the current line as we loop
 starting from BEGIN till END.  In each step BODY is executed.
 
 If VAR is nil then the loop is executed without any binding."
-  (declare (debug (symbolp body)))
+  (declare (debug (symbolp body)) (indent defun))
   (unless (symbolp var)
     (error "Can not bind the non-symbol %s" var))
   (let ((binding-needed-flag var))
@@ -221,7 +216,6 @@ If VAR is nil then the loop is executed without any binding."
            (let ,(if binding-needed-flag `((,var (mh-get-msg-num t))) ())
              ,@body))
          (forward-line 1)))))
-(put 'mh-iterate-on-messages-in-region 'lisp-indent-hook 'defun)
 
 ;;;###mh-autoload
 (defmacro mh-iterate-on-range (var range &rest body)
@@ -235,7 +229,7 @@ a string.  In each iteration, BODY is executed.
 The parameter RANGE is usually created with
 `mh-interactive-range' in order to provide a uniform interface to
 MH-E functions."
-  (declare (debug (symbolp body)))
+  (declare (debug (symbolp body)) (indent defun))
   (unless (symbolp var)
     (error "Can not bind the non-symbol %s" var))
   (let ((binding-needed-flag var)
@@ -263,7 +257,6 @@ MH-E functions."
                   (when (gethash v ,seq-hash-table)
                     (let ,(if binding-needed-flag `((,var v)) ())
                       ,@body))))))))
-(put 'mh-iterate-on-range 'lisp-indent-hook 'defun)
 
 (defmacro mh-dlet* (binders &rest body)
   "Like `let*' but always dynamically scoped."

lisp/mh-e/mh-compat.el

@@ -1,4 +1,4 @@
-;;; mh-compat.el --- make MH-E compatible with various versions of Emacs
+;;; mh-compat.el --- make MH-E compatible with various versions of Emacs  -*- lexical-binding: t; -*-
 
 ;; Copyright (C) 2006-2021 Free Software Foundation, Inc.
 
@@ -83,6 +83,7 @@ This is an analogue of a dynamically scoped `let' that operates on
 the function cell of FUNCs rather than their value cell.
 
 \(fn ((FUNC ARGLIST BODY...) ...) FORM...)"
+  (declare (indent 1) (debug ((&rest (sexp sexp &rest form)) &rest form)))
   (if (fboundp 'cl-letf)
       `(cl-letf ,(mapcar (lambda (binding)
                            `((symbol-function ',(car binding))
@@ -90,9 +91,6 @@ the function cell of FUNCs rather than their value cell.
                          bindings)
          ,@body)
     `(flet ,bindings ,@body)))
-(put 'mh-flet 'lisp-indent-function 1)
-(put 'mh-flet 'edebug-form-spec
-     '((&rest (sexp sexp &rest form)) &rest form))
 
 (defun mh-display-color-cells (&optional display)
   "Return the number of color cells supported by DISPLAY.

lisp/mh-e/mh-e.el

@@ -1,4 +1,4 @@
-;;; mh-e.el --- GNU Emacs interface to the MH mail system
+;;; mh-e.el --- GNU Emacs interface to the MH mail system  -*- lexical-binding: t; -*-
 
 ;; Copyright (C) 1985-1988, 1990, 1992-1995, 1997, 1999-2021 Free
 ;; Software Foundation, Inc.
@@ -695,9 +695,8 @@ See documentation for `defgroup' for a description of the arguments
 SYMBOL, MEMBERS, DOC and ARGS.
 This macro is used by Emacs versions that lack the :package-version
 keyword, introduced in Emacs 22."
-  (declare (doc-string 3))
+  (declare (doc-string 3) (indent defun))
   `(defgroup ,symbol ,members ,doc ,@(mh-strip-package-version args)))
-(put 'defgroup-mh 'lisp-indent-function 'defun)
 
 (defmacro defcustom-mh (symbol value doc &rest args)
   "Declare SYMBOL as a customizable variable that defaults to VALUE.
@@ -705,9 +704,8 @@ See documentation for `defcustom' for a description of the arguments
 SYMBOL, VALUE, DOC and ARGS.
 This macro is used by Emacs versions that lack the :package-version
 keyword, introduced in Emacs 22."
-  (declare (doc-string 3))
+  (declare (doc-string 3) (indent defun))
   `(defcustom ,symbol ,value ,doc ,@(mh-strip-package-version args)))
-(put 'defcustom-mh 'lisp-indent-function 'defun)
 
 (defmacro defface-mh (face spec doc &rest args)
   "Declare FACE as a customizable face that defaults to SPEC.
@@ -715,9 +713,8 @@ See documentation for `defface' for a description of the arguments
 FACE, SPEC, DOC and ARGS.
 This macro is used by Emacs versions that lack the :package-version
 keyword, introduced in Emacs 22."
-  (declare (doc-string 3))
+  (declare (doc-string 3) (indent defun))
   `(defface ,face ,spec ,doc ,@(mh-strip-package-version args)))
-(put 'defface-mh 'lisp-indent-function 'defun)