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Vl-eventcontrol

Vl-eventcontrol-p

Recognizer for vl-eventcontrol structures.

Signature
(vl-eventcontrol-p x) → *

Definitions and Theorems

Function: vl-eventcontrol-p

(defun vl-eventcontrol-p (x)
  (declare (xargs :guard t))
  (let ((__function__ 'vl-eventcontrol-p))
    (declare (ignorable __function__))
    (and (consp x)
         (eq (car x) :vl-eventcontrol)
         (std::prod-consp (cdr x))
         (b* ((starp (std::prod-car (cdr x)))
              (atoms (std::prod-cdr (cdr x))))
           (and (booleanp starp)
                (vl-evatomlist-p atoms))))))

Theorem: consp-when-vl-eventcontrol-p

(defthm consp-when-vl-eventcontrol-p
  (implies (vl-eventcontrol-p x)
           (consp x))
  :rule-classes :compound-recognizer)