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; Milawa - A Reflective Theorem Prover
; Copyright (C) 2005-2009 Kookamara LLC
;
; Contact:
;
; Kookamara LLC
; 11410 Windermere Meadows
; Austin, TX 78759, USA
; http://www.kookamara.com/
;
; License: (An MIT/X11-style license)
;
; Permission is hereby granted, free of charge, to any person obtaining a
; copy of this software and associated documentation files (the "Software"),
; to deal in the Software without restriction, including without limitation
; the rights to use, copy, modify, merge, publish, distribute, sublicense,
; and/or sell copies of the Software, and to permit persons to whom the
; Software is furnished to do so, subject to the following conditions:
;
; The above copyright notice and this permission notice shall be included in
; all copies or substantial portions of the Software.
;
; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
; DEALINGS IN THE SOFTWARE.
;
; Original author: Jared Davis <jared@kookamara.com>
(in-package "ACL2")
#|
;; this isn't needed anymore because we have no-fertilize.lisp instead.
;; we have added defthm and defthmd to the milawa package now.
(defund mangle-hints2 (x)
;; X should be a list of instructions to attach to a specific goal, i.e., X
;; might be (:in-theory ... :induct ... :do-not ...). If no :do-not key is
;; provided, we add :do-not '(generalize fertilize).
(declare (xargs :guard (true-listp x)))
(if (member :do-not x)
x
(list* :do-not ''(generalize fertilize) x)))
(defund mangle-hints1 (x)
;; X should be a list of hints such as (("Goal" ...) ("Subgoal 1" ...)). We
;; find the goal hint and mangle2 it by adding :do-not '(generalize
;; fertilize). If no goal hint exists, we insert one.
(declare (xargs :guard t))
(if (consp x)
(if (and (consp (car x))
(stringp (car (car x)))
(standard-char-listp (coerce (car (car x)) 'list))
(equal (string-downcase (car (car x))) "goal")
(true-listp (car x)))
(cons (cons "Goal" (mangle-hints2 (cdr (car x)))) (cdr x))
(cons (car x) (mangle-hints1 (cdr x))))
(cons (cons "Goal" (mangle-hints2 nil))
nil)))
(defund mangle-hints (x)
;; X should be an argument list given to defthm, e.g., something like
;; ((implies hyps concl) :rule-classes ... :hints ... :otf-flg t). We find
;; the :hints argument and augment it with our :do-not instruction, or if
;; there are no hints we insert our do-not hint on "Goal".
(declare (xargs :guard t))
(if (consp x)
(if (and (equal (car x) :hints)
(consp (cdr x)))
(list* :hints
(mangle-hints1 (second x))
(cddr x))
(cons (car x) (mangle-hints (cdr x))))
(list* :hints
(mangle-hints1 nil)
nil)))
(defmacro MILAWA::thm (&rest args)
`(ACL2::thm ,@(mangle-hints args)))
(defmacro MILAWA::defthm (&rest args)
`(ACL2::defthm ,@(mangle-hints args)))
(defmacro MILAWA::defthmd (&rest args)
`(ACL2::defthmd ,@(mangle-hints args)))
|#
|
