+(if (fboundp 'with-local-quit)
+ (defalias 'gnus-with-local-quit 'with-local-quit)
+ (defmacro gnus-with-local-quit (&rest body)
+ "Execute BODY, allowing quits to terminate BODY but not escape further.
+When a quit terminates BODY, `gnus-with-local-quit' returns nil but
+requests another quit. That quit will be processed as soon as quitting
+is allowed once again. (Immediately, if `inhibit-quit' is nil.)"
+ ;;(declare (debug t) (indent 0))
+ `(condition-case nil
+ (let ((inhibit-quit nil))
+ ,@body)
+ (quit (setq quit-flag t)
+ ;; This call is to give a chance to handle quit-flag
+ ;; in case inhibit-quit is nil.
+ ;; Without this, it will not be handled until the next function
+ ;; call, and that might allow it to exit thru a condition-case
+ ;; that intends to handle the quit signal next time.
+ (eval '(ignore nil))))))
+