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Re: There are still bugs in dirname(3) (glibc 2.2.3.pre1)


From: Andreas Schwab
Subject: Re: There are still bugs in dirname(3) (glibc 2.2.3.pre1)
Date: 02 Apr 2001 11:14:39 +0200
User-agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.0.101

"Michael Kerrisk" <address@hidden> writes:

|> Gidday,
|> 
|> A while back I submitted a patch for dirname(3) for glibc 2.2.1, which was 
|> not correctly handling the case of trailing slashes in pathnames.  The 
|> version is glibc 2.2.3pre1 is improved, but still broken.  SUSv2 says 
|> 
|>         "Trailing '/' character**s** in the path are not counted as 
|>         part of the path"  
|> 
|> Note the plural!  (As usual for Unix pathnames, repeated slashes are 
|> equivalent to a single slash).  Thus the 2.2.3pre1 version of dirname(3), 
|> given the following paths:
|> 
|>        returns      Should return
|> a//       a                .
|> a////     a//              .
|> ////a     ///              /

Note that // at the *beginning* of a filename is still special and must be
preserved.

Andreas.

-- 
Andreas Schwab                                  "And now for something
SuSE Labs                                        completely different."
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