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Copy-fn

Copy-fn-extdecl

Transform an external declaration.

Signature
(copy-fn-extdecl extdecl target-fn new-fn) → (mv found extdecls)
Arguments: extdecl — Guard (extdeclp extdecl).; target-fn — Guard (identp target-fn).; new-fn — Guard (identp new-fn).
Returns: found — Type (booleanp found).; extdecls — Type (extdecl-listp extdecls).

Definitions and Theorems

Function: copy-fn-extdecl

(defun copy-fn-extdecl (extdecl target-fn new-fn)
 (declare (xargs :guard (and (extdeclp extdecl)
                             (identp target-fn)
                             (identp new-fn))))
 (let ((__function__ 'copy-fn-extdecl))
  (declare (ignorable __function__))
  (extdecl-case
    extdecl :fundef
    (b* ((fundef? (copy-fn-fundef extdecl.unwrap target-fn new-fn)))
      (if fundef? (mv t
                      (list (extdecl-fix extdecl)
                            (extdecl-fundef fundef?)))
        (mv nil (list (extdecl-fix extdecl)))))
    :decl (mv nil (list (extdecl-fix extdecl)))
    :empty (mv nil (list (extdecl-fix extdecl)))
    :asm (mv nil (list (extdecl-fix extdecl))))))

Theorem: booleanp-of-copy-fn-extdecl.found

(defthm booleanp-of-copy-fn-extdecl.found
  (b* (((mv ?found ?extdecls)
        (copy-fn-extdecl extdecl target-fn new-fn)))
    (booleanp found))
  :rule-classes :rewrite)

Theorem: extdecl-listp-of-copy-fn-extdecl.extdecls

(defthm extdecl-listp-of-copy-fn-extdecl.extdecls
  (b* (((mv ?found ?extdecls)
        (copy-fn-extdecl extdecl target-fn new-fn)))
    (extdecl-listp extdecls))
  :rule-classes :rewrite)