Function: cl-ceiling

cl-ceiling is an autoloaded and byte-compiled function defined in cl-extra.el.gz.

Signature

(cl-ceiling X &optional Y)

Documentation

Return a list of the ceiling of X and the fractional part of X.

With two arguments, return ceiling and remainder of their quotient.

View in manual

Aliases

ceiling* (obsolete since 27.1)

Source Code

;; Defined in /usr/src/emacs/lisp/emacs-lisp/cl-extra.el.gz
;;;###autoload
(defun cl-ceiling (x &optional y)
  "Return a list of the ceiling of X and the fractional part of X.
With two arguments, return ceiling and remainder of their quotient."
  (declare (side-effect-free t))
  (let ((res (cl-floor x y)))
    (if (= (car (cdr res)) 0) res
      (list (1+ (car res)) (- (car (cdr res)) (or y 1))))))