From: Chris Hanson <org/chris-hanson/cph>
Date: Fri, 26 Nov 2004 05:04:42 +0000 (+0000)
Subject: Implement GUARANTEE-PATHNAME and ERROR:NOT-PATHNAME.
X-Git-Tag: 20090517-FFI~1431
X-Git-Url: https://birchwood-abbey.net/git?a=commitdiff_plain;h=908814706c66ad87094fe64b7870adfc91352425;p=mit-scheme.git

Implement GUARANTEE-PATHNAME and ERROR:NOT-PATHNAME.
---

diff --git a/v7/src/runtime/pathnm.scm b/v7/src/runtime/pathnm.scm
index 2e8f82824..0239d1ac6 100644
--- a/v7/src/runtime/pathnm.scm
+++ b/v7/src/runtime/pathnm.scm
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: pathnm.scm,v 14.41 2004/11/26 04:47:24 cph Exp $
+$Id: pathnm.scm,v 14.42 2004/11/26 05:04:27 cph Exp $
 
 Copyright 1987,1988,1989,1990,1991,1992 Massachusetts Institute of Technology
 Copyright 1993,1994,1995,1996,2000,2001 Massachusetts Institute of Technology
@@ -100,8 +100,7 @@ these rules:
 
 (define-structure (pathname
 		   (type vector)
-		   (named ((ucode-primitive string->symbol)
-			   "#[(runtime pathname)pathname]"))
+		   (named '|#[(runtime pathname)pathname]|)
 		   (constructor %make-pathname)
 		   (conc-name %pathname-)
 		   (print-procedure
@@ -116,6 +115,13 @@ these rules:
   (type #f read-only #t)
   (version #f read-only #t))
 
+(define (guarantee-pathname object caller)
+  (if (not (pathname? object))
+      (error:not-pathname object caller)))
+
+(define (error:not-pathname object caller)
+  (error:wrong-type-argument object "pathname" caller))
+
 (define (->pathname object)
   (pathname-arg object #f '->PATHNAME))
 
diff --git a/v7/src/runtime/runtime.pkg b/v7/src/runtime/runtime.pkg
index 10dd64ae3..8f0db7af1 100644
--- a/v7/src/runtime/runtime.pkg
+++ b/v7/src/runtime/runtime.pkg
@@ -1,6 +1,6 @@
 #| -*-Scheme-*-
 
-$Id: runtime.pkg,v 14.520 2004/11/26 04:47:35 cph Exp $
+$Id: runtime.pkg,v 14.521 2004/11/26 05:04:42 cph Exp $
 
 Copyright 1988,1989,1990,1991,1992,1993 Massachusetts Institute of Technology
 Copyright 1994,1995,1996,1997,1998,1999 Massachusetts Institute of Technology
@@ -2491,8 +2491,10 @@ USA.
 	  directory-pathname?
 	  enough-namestring
 	  enough-pathname
+	  error:not-pathname
 	  file-namestring
 	  file-pathname
+	  guarantee-pathname
 	  host-namestring
 	  host/type-name
 	  host=?