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    • Defequal-input-processing

    Defequal-process-inputs

    Process all the inputs.

    Signature
    (defequal-process-inputs name left left-present right 
                             right-present vars enable verify-guards 
                             left-to-right-name left-to-right-enable 
                             right-to-left-name right-to-left-enable 
                             print show-only ctx state) 
     
      → 
    (mv erp result state)
    Arguments
    left-present — Guard (booleanp left-present).
    right-present — Guard (booleanp right-present).
    Returns
    result — A tuple (x1...xn left-to-right right-to-left updated-names-to-avoid) satisfying (typed-tuplep symbol-listp symbol-listp symbolp symbolp symbol-listp result).

    Definitions and Theorems

    Function: defequal-process-inputs

    (defun defequal-process-inputs
           (name left left-present right
                 right-present vars enable verify-guards
                 left-to-right-name left-to-right-enable
                 right-to-left-name right-to-left-enable
                 print show-only ctx state)
     (declare (xargs :stobjs (state)))
     (declare (xargs :guard (and (booleanp left-present)
                                 (booleanp right-present))))
     (let ((__function__ 'defequal-process-inputs))
      (declare (ignorable __function__))
      (b*
       ((names-to-avoid nil)
        ((er names-to-avoid)
         (defequal-process-name name names-to-avoid ctx state))
        ((er n)
         (defequal-process-left-and-right
              left left-present right
              right-present verify-guards ctx state))
        ((er x1...xn)
         (defequal-process-vars vars name left right n ctx state))
        ((er &)
         (ensure-value-is-boolean$ enable "The :ENABLE input" t nil))
        ((er &)
         (ensure-value-is-boolean$ verify-guards
                                   "The :VERIFY-GUARDS input" t nil))
        ((er (list left-to-right names-to-avoid))
         (defequal-process-left-to-right-name
              left-to-right-name name
              left right names-to-avoid ctx state))
        ((er &)
         (ensure-value-is-boolean$ left-to-right-enable
                                   "The :LEFT-TO-RIGHT-ENABLE input"
                                   t nil))
        ((er (list right-to-left names-to-avoid))
         (defequal-process-right-to-left-name
              right-to-left-name name
              left right names-to-avoid ctx state))
        ((er &)
         (ensure-value-is-boolean$ right-to-left-enable
                                   "The :RIGHT-TO-LEFT-ENABLE input"
                                   t nil))
        ((when (and left-to-right-enable
                    right-to-left-enable))
         (er-soft+
          ctx t nil
          "The :LEFT-TO-RIGHT-ENABLE and :RIGHT-TO-LEFT-ENABLE inputs ~
                       are both T; this is disallowed."))
        ((er &)
         (evmac-process-input-print print ctx state))
        ((er &)
         (evmac-process-input-show-only show-only ctx state)))
       (value (list x1...xn left-to-right
                    right-to-left names-to-avoid)))))