Hi,

At Tue, 24 May 2005 12:22:41 +0900,
Austin Ziegler wrote in [ruby-core:05082]:
> > Do you mean that open('//server') should try to access
> > 'c:/server' where the current drive is C:?
> 
> No. That's the bizarre part. Simply doing //server will result in an
> error. (See the result of "dir \\Windows" at the command-line).

Thank you, understood.  How should we deal with that invalid path?  In
UNIX convention, there's no invalid form of path.  Just accessible or
not at open(2) etc.

> irb(main):011:0> File.dirname(File.dirname(File.dirname(unc)))
> => "\\\\server\\share"
> irb(main):012:0> File.dirname(File.dirname(File.dirname(File.dirname(unc))))
> => "\\\\server"

You are saying the latter also should return one same as the former,
aren't you?

  $ ruby -e 'p File.dirname("//share/server")'
  "//share/server"


Index: file.c
===================================================================
RCS file: /cvs/ruby/src/ruby/file.c,v
retrieving revision 1.199
diff -U2 -p -r1.199 file.c
--- file.c	18 Apr 2005 15:01:19 -0000	1.199
+++ file.c	24 May 2005 06:23:14 -0000
@@ -2720,6 +2720,6 @@ rb_file_s_dirname(klass, fname)
     root = skiproot(name);
 #ifdef DOSISH_UNC
-    if (root > name + 2 && isdirsep(*name))
-	name = root - 2;
+    if (root > name + 1 && isdirsep(*name))
+	root = skipprefix(name = root - 2);
 #else
     if (root > name + 1)


-- 
Nobu Nakada