-#!+sb-thread
-(defun get-foreground ()
- (when (not (eql (mutex-value *session-lock*) (current-thread-id)))
- (get-mutex *session-lock*))
- (sb!sys:enable-interrupt sb!unix:sigint #'sb!unix::sigint-handler)
- t)
-#!-sb-thread
-(defun get-foreground () t)
-
-#!+sb-thread
-(defun release-foreground ()
- (sb!sys:enable-interrupt sb!unix:sigint :ignore)
- (release-mutex *session-lock*)
- t)
-#!-sb-thread
-(defun release-foreground () t)