From: Guillermo J. Rozas <edu/mit/csail/zurich/gjr>
Date: Sat, 19 Feb 1994 15:39:30 +0000 (+0000)
Subject: Prevent internally defining a name from causing a duplicate name
X-Git-Tag: 20090517-FFI~7279
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=39652054884e95753548b682b16fa445b9f31679;p=mit-scheme.git

Prevent internally defining a name from causing a duplicate name
error.
---

diff --git a/v7/src/runtime/lambdx.scm b/v7/src/runtime/lambdx.scm
index 195d5012f..21152ee0e 100644
--- a/v7/src/runtime/lambdx.scm
+++ b/v7/src/runtime/lambdx.scm
@@ -1,8 +1,8 @@
 #| -*-Scheme-*-
 
-$Header: /Users/cph/tmp/foo/mit-scheme/mit-scheme/v7/src/runtime/lambdx.scm,v 14.4 1994/01/29 21:53:03 adams Exp $
+$Id: lambdx.scm,v 14.5 1994/02/19 15:39:30 gjr Exp $
 
-Copyright (c) 1988, 1990 Massachusetts Institute of Technology
+Copyright (c) 1988-1994 Massachusetts Institute of Technology
 
 This material was developed by the Scheme project at the Massachusetts
 Institute of Technology, Department of Electrical Engineering and
@@ -38,9 +38,17 @@ MIT in each case. |#
 (declare (usual-integrations))
 
 (define (make-lambda* name required optional rest body)
-  (scan-defines body
-    (lambda (auxiliary declarations body*)
-      (make-lambda name required optional rest auxiliary declarations body*))))
+  (scan-defines
+   body
+   (lambda (auxiliary declarations body*)
+     (let ((ordinary (append required optional (if rest (list rest) '()))))
+       (make-lambda name required optional rest
+		    (list-transform-negative auxiliary
+		      (lambda (aux)
+			(memq aux ordinary)))
+		    auxiliary
+		    declarations
+		    body*)))))
 
 (define (lambda-components* *lambda receiver)
   (lambda-components *lambda