From: Chris Hanson <org/chris-hanson/cph>
Date: Sat, 5 Jan 2002 05:57:56 +0000 (+0000)
Subject: Don't unparse environments specially.
X-Git-Tag: 20090517-FFI~2305
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=0f41ac98eae8246bc776ecfbf30213e1541f8fe0;p=mit-scheme.git

Don't unparse environments specially.
---

diff --git a/v7/src/runtime/unpars.scm b/v7/src/runtime/unpars.scm
index 239f62904..1bbfe07e3 100644
--- a/v7/src/runtime/unpars.scm
+++ b/v7/src/runtime/unpars.scm
@@ -1,8 +1,8 @@
 #| -*-Scheme-*-
 
-$Id: unpars.scm,v 14.49 2001/12/19 03:31:25 cph Exp $
+$Id: unpars.scm,v 14.50 2002/01/05 05:57:56 cph Exp $
 
-Copyright (c) 1988-2001 Massachusetts Institute of Technology
+Copyright (c) 1988-2002 Massachusetts Institute of Technology
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -80,7 +80,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 		(COMPLEX ,unparse/number)
 		(CONSTANT ,unparse/constant)
 		(ENTITY ,unparse/entity)
-		(ENVIRONMENT ,unparse/environment)
 		(EXTENDED-PROCEDURE ,unparse/compound-procedure)
 		(FLONUM ,unparse/flonum)
 		(FUTURE ,unparse/future)
@@ -528,7 +527,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 	 ((UNQUOTE-SPLICING) ",@")
 	 (else false))))
 
-;;;; Procedures and Environments
+;;;; Procedures
 
 (define hook/procedure-unparser)
 
@@ -612,15 +611,6 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 
 ;;;; Miscellaneous
 
-(define (unparse/environment environment)
-  (let ((print-self
-	 (ignore-errors
-	  (lambda ()
-	    (environment-lookup environment ':PRINT-SELF)))))
-    (if (and (procedure? print-self) (procedure-arity-valid? print-self 0))
-	(print-self)
-	(unparse/default environment))))
-
 (define (unparse/variable variable)
   (*unparse-with-brackets 'VARIABLE variable
     (lambda () (*unparse-object (variable-name variable)))))