From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 26 Nov 2004 04:47:35 +0000 (+0000)
Subject: Implement PATHNAME-RELATIVE?, which is not the negation of
X-Git-Tag: 20090517-FFI~1432
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=cc752168128f69975751dfc90daba8a7dd8ce00d;p=mit-scheme.git

Implement PATHNAME-RELATIVE?, which is not the negation of
PATHNAME-ABSOLUTE?.
---

diff --git a/v7/src/runtime/pathnm.scm b/v7/src/runtime/pathnm.scm
index d0470dd0a..2e8f82824 100644
--- a/v7/src/runtime/pathnm.scm
+++ b/v7/src/runtime/pathnm.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: pathnm.scm,v 14.40 2004/10/28 19:38:13 cph Exp $
+$Id: pathnm.scm,v 14.41 2004/11/26 04:47:24 cph Exp $
 
 Copyright 1987,1988,1989,1990,1991,1992 Massachusetts Institute of Technology
 Copyright 1993,1994,1995,1996,2000,2001 Massachusetts Institute of Technology
@@ -162,6 +162,11 @@ these rules:
     (and (pair? directory)
 	 (eq? (car directory) 'ABSOLUTE))))
 
+(define (pathname-relative? pathname)
+  (let ((directory (pathname-directory pathname)))
+    (and (pair? directory)
+	 (eq? (car directory) 'RELATIVE))))
+
 (define (pathname-wild? pathname)
   (let ((pathname (->pathname pathname)))
     ((host-type/operation/pathname-wild?
diff --git a/v7/src/runtime/runtime.pkg b/v7/src/runtime/runtime.pkg
index 5b6ffaec5..10dd64ae3 100644
--- a/v7/src/runtime/runtime.pkg
+++ b/v7/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.519 2004/11/26 04:42:06 cph Exp $
+$Id: runtime.pkg,v 14.520 2004/11/26 04:47:35 cph Exp $
 
 Copyright 1988,1989,1990,1991,1992,1993 Massachusetts Institute of Technology
 Copyright 1994,1995,1996,1997,1998,1999 Massachusetts Institute of Technology
@@ -2519,6 +2519,7 @@ USA.
 	  pathname-new-name
 	  pathname-new-type
 	  pathname-new-version
+	  pathname-relative?
 	  pathname-simplify
 	  pathname-type
 	  pathname-version