		Search-engine friendly clone of the ACL2 documentation.

Tempfile

Default-tempfile

Default way to generate temporary file names.

Signature
(default-tempfile basename state) → (mv tempfile new-state)
Arguments: basename — Guard (stringp basename).
Returns: tempfile — Type (or (stringp tempfile) (not tempfile)).; new-state — Type (state-p1 new-state), given (force (state-p1 state)).

Definitions and Theorems

Function: default-tempfile

(defun default-tempfile (basename state)
  (declare (xargs :stobjs (state)))
  (declare (xargs :guard (stringp basename)))
  (let ((__function__ 'default-tempfile))
    (declare (ignorable __function__))
    (b* (((mv dir state)
          (default-tempdir state)))
      (default-tempfile-aux dir basename state))))

Theorem: return-type-of-default-tempfile.tempfile

(defthm return-type-of-default-tempfile.tempfile
  (b* (((mv ?tempfile ?new-state)
        (default-tempfile basename state)))
    (or (stringp tempfile) (not tempfile)))
  :rule-classes :type-prescription)

Theorem: state-p1-of-default-tempfile.new-state

(defthm state-p1-of-default-tempfile.new-state
  (implies (force (state-p1 state))
           (b* (((mv ?tempfile ?new-state)
                 (default-tempfile basename state)))
             (state-p1 new-state)))
  :rule-classes :rewrite)

Theorem: w-state-of-default-tempfile

(defthm w-state-of-default-tempfile
  (b* (((mv ?tempfile ?new-state)
        (default-tempfile basename state)))
    (equal (w new-state) (w state))))