From b4a9d7edf4f22349a8ddf4840d7dea83769eb73c Mon Sep 17 00:00:00 2001
From: Chris Hanson <org/chris-hanson/cph>
Date: Thu, 22 Jun 2006 04:48:33 +0000
Subject: [PATCH] =?utf8?q?Implement=20RDF-LITERAL=3D=3F.?=

---
 v7/src/xml/rdf-struct.scm | 8 ++++++--
 v7/src/xml/xml.pkg        | 3 ++-
 2 files changed, 8 insertions(+), 3 deletions(-)

diff --git a/v7/src/xml/rdf-struct.scm b/v7/src/xml/rdf-struct.scm
index 81a2e39fc..22bb05652 100644
--- a/v7/src/xml/rdf-struct.scm
+++ b/v7/src/xml/rdf-struct.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: rdf-struct.scm,v 1.6 2006/03/09 06:23:23 cph Exp $
+$Id: rdf-struct.scm,v 1.7 2006/06/22 04:48:28 cph Exp $
 
 Copyright 2006 Massachusetts Institute of Technology
 
@@ -79,7 +79,7 @@ USA.
   (guarantee-utf8-string text 'RDF-LITERAL)
   (%make-rdf-literal text
 		     (if (or (not type)
-			     (and (symbol? type)
+			     (and (interned-symbol? type)
 				  (complete-match match-language
 						  (symbol-name type))))
 			 type
@@ -94,6 +94,10 @@ USA.
   (let ((type (%rdf-literal-type literal)))
     (and (not (absolute-uri? type))
 	 type)))
+
+(define (rdf-literal=? l1 l2)
+  (and (string=? (rdf-literal-text l1) (rdf-literal-text l2))
+       (eq? (%rdf-literal-type l1) (%rdf-literal-type l2))))
 
 (define-record-type <rdf-index>
     (%make-rdf-index subjects predicates objects)
diff --git a/v7/src/xml/xml.pkg b/v7/src/xml/xml.pkg
index 03118d018..3e5530cc5 100644
--- a/v7/src/xml/xml.pkg
+++ b/v7/src/xml/xml.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: xml.pkg,v 1.69 2006/06/10 04:43:09 cph Exp $
+$Id: xml.pkg,v 1.70 2006/06/22 04:48:33 cph Exp $
 
 Copyright 2001,2002,2003,2004,2005,2006 Massachusetts Institute of Technology
 
@@ -554,6 +554,7 @@ USA.
 	  rdf-literal-language
 	  rdf-literal-text
 	  rdf-literal-type
+	  rdf-literal=?
 	  rdf-literal?
 	  rdf-triple-object
 	  rdf-triple-predicate
-- 
2.25.1