;; Currently support for [ ] | & ! . + = - / % * , ( ) < > { } ? : ->
(defun add-my-c-keywords (mode append)
  ;; Add ! at the beginning of font lock
  (font-lock-add-keywords
   mode
   '(("\\([!()]\\)" 1 font-lock-operator-face)))
  ;; Add the rest at the end of font lock
  (font-lock-add-keywords
   mode
   '(("\\(->\\|[\\[|.+=&/%*,{}:?<>-]\\|\\]\\)" 1 font-lock-operator-face)
     ("\\(;\\)" 1 font-lock-end-statement)) append))

(defun add-my-php-keywords (mode)
  (add-my-c-keywords mode 1)
  (font-lock-add-keywords
   mode
   ;; Currently support for =>
   '(("\\(\\=>\\)" 1 font-lock-operator-face))))

(add-my-c-keywords 'c-mode 1)
(add-my-php-keywords 'php-mode)
(add-my-c-keywords 'javascript-mode nil)

(make-face 'font-lock-operator-face)
(make-face 'font-lock-end-statement)
(defvar font-lock-operator-face 'font-lock-operator-face)
(defvar font-lock-end-statement 'font-lock-end-statement)

(set-face-foreground 'font-lock-operator-face "#EDD400")
(set-face-foreground 'font-lock-end-statement "#888A85")