Replace cl in some obsolete files

* lisp/obsolete/assoc.el, lisp/obsolete/fast-lock.el:
* lisp/obsolete/mouse-sel.el: No need for cl.
* lisp/obsolete/lazy-lock.el, lisp/obsolete/pgg-gpg.el:
* lisp/obsolete/pgg-parse.el, lisp/obsolete/pgg-pgp.el:
* lisp/obsolete/pgg-pgp5.el, lisp/obsolete/pgg.el:
* lisp/obsolete/sregex.el: Replace cl with cl-lib.

lisp/obsolete/assoc.el

@@ -27,7 +27,6 @@
 ;; fetching off key-value pairs in association lists.
 
 ;;; Code:
-(eval-when-compile (require 'cl))
 
 (defun asort (alist-symbol key)
   "Move a specified key-value pair to the head of an alist.

lisp/obsolete/fast-lock.el

@@ -190,10 +190,6 @@
 (defvar font-lock-face-list)
 
 (eval-when-compile
- ;;
- ;; We don't do this at the top-level as we only use non-autoloaded macros.
- (require 'cl)
- ;;
  ;; We use this to preserve or protect things when modifying text properties.
  (defmacro save-buffer-state (varlist &rest body)
    "Bind variables according to VARLIST and eval BODY restoring buffer state."

lisp/obsolete/lazy-lock.el

@@ -267,11 +267,9 @@
 ;;; Code:
 
 (require 'font-lock)
+(eval-when-compile (require 'cl-lib))
 
 (eval-when-compile
- ;; We don't do this at the top-level as we only use non-autoloaded macros.
- (require 'cl)
- ;;
  ;; We use this to preserve or protect things when modifying text properties.
  (defmacro save-buffer-state (varlist &rest body)
    "Bind variables according to VARLIST and eval BODY restoring buffer state."
@@ -977,7 +975,7 @@ verbosity is controlled via the variable `lazy-lock-stealth-verbose'."
       (while (setq beg (text-property-any beg (point-max) 'lazy-lock t))
 	(setq next (or (text-property-any beg (point-max) 'lazy-lock nil)
 		       (point-max)))
-	(incf size (- next beg))
+	(cl-incf size (- next beg))
 	(setq beg next))
       ;; Float because using integer multiplication will frequently overflow.
       (truncate (* (/ (float size) (point-max)) 100)))))

lisp/obsolete/mouse-sel.el

@@ -135,9 +135,6 @@
 (require 'mouse)
 (require 'thingatpt)
 
-(eval-when-compile
-  (require 'cl))
-
 ;;=== User Variables ======================================================
 
 (defgroup mouse-sel nil

lisp/obsolete/pgg-gpg.el

@@ -27,8 +27,7 @@
 
 ;;; Code:
 
-(eval-when-compile
-  (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 (require 'pgg)
 
@@ -303,7 +302,7 @@ passphrase cache or user."
 
 (defun pgg-gpg-select-matching-key (message-keys secret-keys)
   "Choose a key from MESSAGE-KEYS that matches one of the keys in SECRET-KEYS."
-  (loop for message-key in message-keys
+  (cl-loop for message-key in message-keys
 	for message-key-id = (and (equal (car message-key) 1)
 				  (cdr (assq 'key-identifier
 					     (cdr message-key))))

lisp/obsolete/pgg-parse.el

@@ -35,10 +35,7 @@
 
 ;;; Code:
 
-(eval-when-compile
-  ;; For Emacs <22.2 and XEmacs.
-  (unless (fboundp 'declare-function) (defmacro declare-function (&rest r)))
-  (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 (defgroup pgg-parse ()
   "OpenPGP packet parsing."
@@ -229,7 +226,7 @@
     (list content-tag packet-bytes header-bytes)))
 
 (defun pgg-parse-packet (ptag)
-  (case (car ptag)
+  (cl-case (car ptag)
     (1 ;Public-Key Encrypted Session Key Packet
      (pgg-parse-public-key-encrypted-session-key-packet ptag))
     (2 ;Signature Packet
@@ -282,7 +279,7 @@
 	  (1+ (cdr length-type)))))
 
 (defun pgg-parse-signature-subpacket (ptag)
-  (case (car ptag)
+  (cl-case (car ptag)
     (2 ;signature creation time
      (cons 'creation-time
 	   (let ((bytes (pgg-read-bytes 4)))

lisp/obsolete/pgg-pgp.el

@@ -25,8 +25,7 @@
 
 ;;; Code:
 
-(eval-when-compile
-  (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 (require 'pgg)
 

lisp/obsolete/pgg-pgp5.el

@@ -25,8 +25,7 @@
 
 ;;; Code:
 
-(eval-when-compile
-  (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 (require 'pgg)
 

lisp/obsolete/pgg.el

@@ -29,11 +29,7 @@
 (require 'pgg-parse)
 (autoload 'run-at-time "timer")
 
-;; Don't merge these two `eval-when-compile's.
-(eval-when-compile
-  ;; For Emacs <22.2 and XEmacs.
-  (unless (fboundp 'declare-function) (defmacro declare-function (&rest r)))
-  (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 ;;; @ utility functions
 ;;;
@@ -258,7 +254,7 @@ regulate cache behavior."
 (defmacro pgg-convert-lbt-region (start end lbt)
   `(let ((pgg-conversion-end (set-marker (make-marker) ,end)))
      (goto-char ,start)
-     (case ,lbt
+     (cl-case ,lbt
        (CRLF
 	(while (progn
 		 (end-of-line)

lisp/obsolete/sregex.el

@@ -240,7 +240,7 @@
 
 ;;; Code:
 
-(eval-when-compile (require 'cl))
+(eval-when-compile (require 'cl-lib))
 
 ;; Compatibility code for when we didn't have shy-groups
 (defvar sregex--current-sregex nil)
@@ -487,7 +487,7 @@ has one of the following forms:
 	(concat "\\(?:" (regexp-quote exp) "\\)")
       (regexp-quote exp)))
    ((symbolp exp)
-    (ecase exp
+    (cl-ecase exp
       (any ".")
       (bol "^")
       (eol "$")