- (unless (find "gtk main thread" (bt:all-threads) :test 'string= :key 'bt:thread-name)
- (bt:make-thread (lambda () (gtk:gtk-main)) :name "gtk main thread")))
+ (when (and *main-thread* (not (bt:thread-alive-p *main-thread*)))
+ (setf *main-thread* nil))
+ (unless *main-thread*
+ (setf *main-thread* (bt:make-thread (lambda () (gtk:gtk-main)) :name "cl-gtk2 main thread"))))
+
+#+thread-support
+(defun join-main-thread ()
+ (when *main-thread*
+ (bt:join-thread *main-thread*)))
+
+#+thread-support
+(export 'join-main-thread)