Update of /project/movitz/cvsroot/movitz/losp/muerte
In directory cl-net:/tmp/cvs-serv30887
Modified Files:
basic-macros.lisp
Log Message:
Get back ecase, it was lost!?
--- /project/movitz/cvsroot/movitz/losp/muerte/basic-macros.lisp 2009/07/19 18:49:22 1.78
+++ /project/movitz/cvsroot/movitz/losp/muerte/basic-macros.lisp 2009/11/10 20:19:57 1.79
@@ -9,7 +9,7 @@
;;;; Created at: Wed Nov 8 18:44:57 2000
;;;; Distribution: See the accompanying file COPYING.
;;;;
-;;;; $Id: basic-macros.lisp,v 1.78 2009/07/19 18:49:22 ffjeld Exp $
+;;;; $Id: basic-macros.lisp,v 1.79 2009/11/10 20:19:57 ffjeld Exp $
;;;;
;;;;------------------------------------------------------------------
@@ -375,6 +375,19 @@
`(compiled-case ,keyform ,@clauses))))))
(t `(compiled-case ,keyform ,@clauses))))
+(defmacro ecase (keyform &rest clauses)
+ (let ((ecase-var (gensym)))
+ `(let ((,ecase-var ,keyform))
+ (case ,ecase-var
+ ,@clauses
+ (t (ecase-error ,ecase-var
+ ',(mapcan (lambda (clause)
+ (let ((x (car clause)))
+ (if (atom x)
+ (list x)
+ (copy-list x))))
+ clauses)))))))
+
(define-compiler-macro asm-register (register-name)
(if (member register-name '(:eax :ebx :ecx :untagged-fixnum-ecx :edx))
`(with-inline-assembly (:returns ,register-name) ())
