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

(add-my-keywords 'c-mode)
(add-my-keywords 'php-mode)

(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")