(if (not (assoc 'search-mode session))
(set! session (cons '(search-mode . normal) session)))
(if (not (validate-session session)) (begin (display "Invalid session!\n" (current-error-port)) (exit 1)))
(if (not (assoc 'search-mode session))
(set! session (cons '(search-mode . normal) session)))
(if (not (validate-session session)) (begin (display "Invalid session!\n" (current-error-port)) (exit 1)))