(icon-mode-map): Don't rebind \t.

(icon-mode): Define indent-line-function.
(icon-comment-indent): Simplify.
(icon-font-lock-keywords-2): Use the `words' arg to regexp-opt.

1 files changed, 10 insertions, 21 deletions

diff --git a/lisp/progmodes/icon.el b/lisp/progmodes/icon.el
index cbc1b318730..f90d8d4f573 100644
--- a/lisp/progmodes/icon.el
+++ b/lisp/progmodes/icon.el
@@ -46,7 +46,6 @@
     (define-key icon-mode-map "\e\C-e" 'end-of-icon-defun)
     (define-key icon-mode-map "\e\C-q" 'indent-icon-exp)
     (define-key icon-mode-map "\177" 'backward-delete-char-untabify)
-    (define-key icon-mode-map "\t" 'icon-indent-command)
   
     (define-key icon-mode-map [menu-bar] (make-sparse-keymap "Icon"))
     (define-key icon-mode-map [menu-bar icon]
@@ -187,8 +186,8 @@ with no args, if that value is non-nil."
   (setq comment-start-skip "# *")
   (make-local-variable 'comment-indent-function)
   (setq comment-indent-function 'icon-comment-indent)
+  (set (make-local-variable 'indent-line-function) 'icon-indent-line)
   ;; font-lock support
-  (make-local-variable 'font-lock-defaults)
   (setq font-lock-defaults  
         '((icon-font-lock-keywords
            icon-font-lock-keywords-1 icon-font-lock-keywords-2)
@@ -211,12 +210,7 @@ with no args, if that value is non-nil."
 ;; This is used by indent-for-comment to decide how much to
 ;; indent a comment in Icon code based on its context.
 (defun icon-comment-indent ()
-  (if (looking-at "^#")
-      0 
-    (save-excursion
-      (skip-chars-backward " \t")
-      (max (if (bolp) 0 (1+ (current-column)))
-           comment-column))))
+  (if (looking-at "^#") 0 comment-column))
 
 (defun electric-icon-brace (arg)
   "Insert character and correct line's indentation."
@@ -624,25 +618,20 @@ Returns nil if line starts inside a string, t if in a comment."
    (eval-when-compile
      (list
       ;; Fontify all type specifiers.
-      (cons 
-       (concat 
-        "\\<" (regexp-opt  '("null" "string" "co-expression" "table" "integer" 
-                             "cset"  "set" "real" "file" "list") t) 
-        "\\>") 
+      (cons
+       (regexp-opt  '("null" "string" "co-expression" "table" "integer"
+                      "cset"  "set" "real" "file" "list") 'words)
        'font-lock-type-face)
       ;; Fontify all keywords.
       ;;
       (cons 
-       (concat 
-        "\\<" 
-        (regexp-opt 
-         '("break" "do" "next" "repeat" "to" "by" "else" "if" "not" "return" 
-           "until" "case" "of" "while" "create" "every" "suspend" "default" 
-           "fail" "record" "then") t)
-        "\\>")
+       (regexp-opt 
+        '("break" "do" "next" "repeat" "to" "by" "else" "if" "not" "return" 
+          "until" "case" "of" "while" "create" "every" "suspend" "default" 
+          "fail" "record" "then") 'words)
        'font-lock-keyword-face)
       ;; "end" "initial" 
-      (cons (concat "\\<" (regexp-opt '("end" "initial") t) "\\>")
+      (cons (regexp-opt '("end" "initial") 'words)
             'font-lock-builtin-face)
       ;; Fontify all system variables.
       (cons