From 8d54d913d62d4649f4eba6729942378c22d303b0 Mon Sep 17 00:00:00 2001
From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 8 Aug 1997 21:29:38 +0000
Subject: [PATCH] Add switch to disable canonicalization of symbol case by
 reader.

---
 v7/src/runtime/parse.scm   | 10 +++++++---
 v7/src/runtime/runtime.pkg |  3 ++-
 v8/src/runtime/runtime.pkg |  3 ++-
 3 files changed, 11 insertions(+), 5 deletions(-)

diff --git a/v7/src/runtime/parse.scm b/v7/src/runtime/parse.scm
index a19435239..16861b394 100644
--- a/v7/src/runtime/parse.scm
+++ b/v7/src/runtime/parse.scm
@@ -1,8 +1,8 @@
 #| -*-Scheme-*-
 
-$Id: parse.scm,v 14.27 1994/12/02 01:50:28 adams Exp $
+$Id: parse.scm,v 14.28 1997/08/08 21:29:38 cph Exp $
 
-Copyright (c) 1988-94 Massachusetts Institute of Technology
+Copyright (c) 1988-97 Massachusetts Institute of Technology
 
 This material was developed by the Scheme project at the Massachusetts
 Institute of Technology, Department of Electrical Engineering and
@@ -76,6 +76,7 @@ MIT in each case. |#
   (set! *parser-associate-positions?* false)
   (set! *parser-associate-position* parser-associate-positions/default)
   (set! *parser-current-position* parser-current-position/default)
+  (set! *parser-canonicalize-symbols?* #t)
   (set! system-global-parser-table (make-system-global-parser-table))
   (set-current-parser-table! system-global-parser-table))
 
@@ -351,9 +352,12 @@ MIT in each case. |#
   (string->number string
 		  (if (memv *parser-radix* '(2 8 10 16)) *parser-radix* 10)))
 
+(define *parser-canonicalize-symbols?*)
+
 (define (intern-string! string)
   ;; Special version of `intern' to reduce consing and increase speed.
-  (substring-downcase! string 0 (string-length string))
+  (if *parser-canonicalize-symbols?*
+      (substring-downcase! string 0 (string-length string)))
   (string->symbol string))
 
 (define-accretor (parse-object/symbol)
diff --git a/v7/src/runtime/runtime.pkg b/v7/src/runtime/runtime.pkg
index e625cce52..33b604d9b 100644
--- a/v7/src/runtime/runtime.pkg
+++ b/v7/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.286 1997/07/26 07:40:41 cph Exp $
+$Id: runtime.pkg,v 14.287 1997/08/08 21:29:19 cph Exp $
 
 Copyright (c) 1988-97 Massachusetts Institute of Technology
 
@@ -1621,6 +1621,7 @@ MIT in each case. |#
   (files "parse")
   (parent ())
   (export ()
+	  *parser-canonicalize-symbols?*
 	  *parser-radix*
 	  parse-object
 	  parse-objects
diff --git a/v8/src/runtime/runtime.pkg b/v8/src/runtime/runtime.pkg
index 9ea628a54..4a727c61f 100644
--- a/v8/src/runtime/runtime.pkg
+++ b/v8/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.292 1997/07/26 07:40:06 cph Exp $
+$Id: runtime.pkg,v 14.293 1997/08/08 21:29:26 cph Exp $
 
 Copyright (c) 1988-97 Massachusetts Institute of Technology
 
@@ -1625,6 +1625,7 @@ MIT in each case. |#
   (files "parse")
   (parent ())
   (export ()
+	  *parser-canonicalize-symbols?*
 	  *parser-radix*
 	  parse-object
 	  parse-objects
-- 
2.25.1