From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 7 Mar 2003 19:40:14 +0000 (+0000)
Subject: Use DEFINE-RECORD-TYPE to make record descriptions more succinct.
X-Git-Tag: 20090517-FFI~1989
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=3acb121e6035630f2e24c990e414e942a8bb186d;p=mit-scheme.git

Use DEFINE-RECORD-TYPE to make record descriptions more succinct.
---

diff --git a/v7/src/rcs/object.scm b/v7/src/rcs/object.scm
index 172f54434..1d47cf88b 100644
--- a/v7/src/rcs/object.scm
+++ b/v7/src/rcs/object.scm
@@ -1,8 +1,8 @@
 #| -*-Scheme-*-
 
-$Id: object.scm,v 1.7 2003/02/14 18:28:32 cph Exp $
+$Id: object.scm,v 1.8 2003/03/07 19:40:14 cph Exp $
 
-Copyright (c) 1988, 1991, 1999, 2000 Massachusetts Institute of Technology
+Copyright 1991,2000,2003 Massachusetts Institute of Technology
 
 This file is part of MIT/GNU Scheme.
 
@@ -27,43 +27,37 @@ USA.
 
 (declare (usual-integrations))
 
-(define rcstext-rtd
-  (make-record-type
-   "rcstext"
-   '(head branch access symbols locks strict? comment expand description)))
-
-(define make-rcstext (record-constructor rcstext-rtd))
-(define rcstext/head (record-accessor rcstext-rtd 'head))
-(define rcstext/branch (record-accessor rcstext-rtd 'branch))
-(define rcstext/access (record-accessor rcstext-rtd 'access))
-(define rcstext/symbols (record-accessor rcstext-rtd 'symbols))
-(define rcstext/locks (record-accessor rcstext-rtd 'locks))
-(define rcstext/strict? (record-accessor rcstext-rtd 'strict?))
-(define rcstext/comment (record-accessor rcstext-rtd 'comment))
-(define rcstext/expand (record-accessor rcstext-rtd 'expand))
-(define rcstext/description (record-accessor rcstext-rtd 'description))
-
-(define delta-rtd
-  (make-record-type "rcsdelta"
-		    '(number date author state branches next log text)))
-
-(define make-delta (record-constructor delta-rtd))
-(define delta/number (record-accessor delta-rtd 'number))
-(define delta/date (record-accessor delta-rtd 'date))
-(define delta/author (record-accessor delta-rtd 'author))
-(define delta/state (record-accessor delta-rtd 'state))
-(define delta/branches (record-accessor delta-rtd 'branches))
-(define delta/next (record-accessor delta-rtd 'next))
-(define set-delta/next! (record-updater delta-rtd 'next))
-(define delta/log (record-accessor delta-rtd 'log))
-(define set-delta/log! (record-updater delta-rtd 'log))
-(define delta/text (record-accessor delta-rtd 'text))
-(define set-delta/text! (record-updater delta-rtd 'text))
-
-(set-record-type-unparser-method! delta-rtd
-  (unparser/standard-method 'rcsdelta
-    (lambda (state delta)
-      (unparse-string state (delta/number delta)))))
+(define-record-type <rcs-text>
+    (make-rcstext head branch access symbols locks strict? comment expand
+		  description)
+    rcstext?
+  (head rcstext/head)
+  (branch rcstext/branch)
+  (access rcstext/access)
+  (symbols rcstext/symbols)
+  (locks rcstext/locks)
+  (strict? rcstext/strict?)
+  (comment rcstext/comment)
+  (expand rcstext/expand)
+  (description rcstext/description))
+
+(define-record-type <rcs-delta>
+    (make-delta number date author state branches next log text)
+    delta?
+  (number delta/number)
+  (date delta/date)
+  (author delta/author)
+  (state delta/state)
+  (branches delta/branches)
+  (next delta/next set-delta/next!)
+  (log delta/log set-delta/log!)
+  (text delta/text set-delta/text!))
+
+(set-record-type-unparser-method! <rcs-delta>
+  (standard-unparser-method 'RCS-DELTA
+    (lambda (delta port)
+      (write-char #\space port)
+      (write-string (delta/number delta) port))))
 
 (define (date/make year month day hour minute second)
   (let ((year (if (< year 100) (+ 1900 year) year)))