;;; semantic/wisent/comp.el --- GNU Bison for Emacs - Grammar compiler
-;; Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000-2007, 2009-2013 Free
+;; Copyright (C) 1984, 1986, 1989, 1992, 1995, 2000-2007, 2009-2014 Free
;; Software Foundation, Inc.
;; Author: David Ponce <david@dponce.com>
;;; Code:
(require 'semantic/wisent)
+(eval-when-compile (require 'cl))
\f
;;;; -------------------
;;;; Misc. useful things
(defmacro wisent-defcontext (name &rest vars)
"Define a context NAME that will bind variables VARS."
+ (declare (indent 1))
(let* ((context (wisent-context-name name))
- (bindings (mapcar #'(lambda (v) (list 'defvar v)) vars)))
- `(eval-when-compile
- ,@bindings
- (defvar ,context ',vars))))
-(put 'wisent-defcontext 'lisp-indent-function 1)
+ (declarations (mapcar #'(lambda (v) (list 'defvar v)) vars)))
+ `(progn
+ ,@declarations
+ (eval-when-compile
+ (defvar ,context ',vars)))))
(defmacro wisent-with-context (name &rest body)
"Bind variables in context NAME then eval BODY."
- `(let* ,(wisent-context-bindings name)
- ,@body))
-(put 'wisent-with-context 'lisp-indent-function 1)
+ (declare (indent 1))
+ (let ((bindings (wisent-context-bindings name)))
+ `(progn
+ ,@(mapcar (lambda (binding) `(defvar ,(or (car-safe binding) binding)))
+ bindings)
+ (let* ,bindings
+ ,@body))))
;; A naive implementation of data structures! But it suffice here ;-)
(progn
(if (wisent-check-$N body n)
;; Accumulate $i symbol
- (add-to-list 'found body))
+ (pushnew body found :test #'equal))
(cons found body))
;; BODY is a list, expand inside it
(let (xbody sexpr)
;; $i symbol
((wisent-check-$N sexpr n)
;; Accumulate $i symbol
- (add-to-list 'found sexpr))
+ (pushnew sexpr found :test #'equal))
)
;; Accumulate expanded forms
(setq xbody (nconc xbody (list sexpr))))