Directory.doesDirectoryExist inconsistency

[Sigbjorn Finne]

That would take care of the incompatibility here, but
it's a slippery slope. Should Haskell provide you with
a platform-independent view of filenames and file
systems?

--sigbjorn

----- Original Message -----
From: "Simon Peyton-Jones" <simonpj at microsoft.com>
To: "Sigbjorn Finne" <sof at galois.com>; "Claus Reinke"
<claus.reinke at talk21.com>
Cc: <glasgow-haskell-bugs at haskell.org>
Sent: Tuesday, October 22, 2002 08:50
Subject: RE: Directory.doesDirectoryExist inconsistency


> Sigbjorn (and others interested in Win32 I/O behaviour)
>
> The fact that MS CRT differs from Unix doesn't mean that the Haskell
> interface should necessarily differ.  The Haskell impl of
> doesDirectoryExist could, on Win32, trim off trailing '/' or '\', in
> order to make the behaviour consistent.  Where it's possible to get
> consistent behaviour, we should strive for that.  Do you agree?
>
> Simon
>
> | -----Original Message-----
> | From: Sigbjorn Finne [mailto:sof at galois.com]
> | Sent: 16 October 2002 15:54
> | To: Claus Reinke
> | Cc: glasgow-haskell-bugs at haskell.org
> | Subject: Re: Directory.doesDirectoryExist inconsistency
> |
> | This is known behaviour of the MS CRT implementation
> | of stat() on directories -- trailing slashes will cause it to
> | report ENOENT.
> |
> | Undesirable behaviour, you might (reasonably) say, but
> | the format of FilePaths is left system-specific by Haskell98.
> |
> | --sigbjorn
> |
> | ----- Original Message -----
> | From: "Claus Reinke" <claus.reinke at talk21.com>
> | To: <glasgow-haskell-bugs at haskell.org>
> | Sent: Wednesday, October 16, 2002 07:21
> | Subject: Directory.doesDirectoryExist inconsistency
> |
> |
> | > I've just been chasing a portability problem, where a largish
> third-party
> | > program works fine on our suns (ghc-5.02.3), but chokes under
> | > cygwin/windows (ghc-5.04). Comes down to an inconsistency in the
> | > handling of (trailing?) slashes in Directory.doesDirectoryExist (see
> | > a and b below).
> | >
> | ...
> |
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