Re: bug in cygwin_conv_to_posix_path() caused by period in win32 path

[Christopher Faylor <cgf-use-the-mailinglist-please at cygwin dot com>]

On Thu, Jul 05, 2007 at 06:50:45PM -0400, Larry Hall (Cygwin) wrote:
> Pavel Kudrna wrote:
>>Christopher Faylor wrote:
>>>I suppose it is possible that we'd consider a nicely written, minimally
>>>intrusive patch to use these but I'm not 100% certain that it is even
>>>possible to do this cleanly given the way the environment variable/path
>>>conversion handling works.
>
>>Lets look back to original subject.  Function
>>cygwin_conv_to_posix_path() should not leave passed win32 path almost
>>unconverted: c:.\ -> c:./ c:.  -> c:.  That is clearly incorrect.  I
>>found the present meaning of "C:" defined as "C:\" at the beginning of
>>path.cc file.  So both paths should be converted to /cygdrive/c.  But I
>>see it much better to convert it according to the contents "!C:"
>>environment variable.  Even in the present time when these variables
>>are without changing inherited between cygwin programs.
>
>I believe Chris was suggesting that if you didn't like the current
>behavior, it's a <http://cygwin.com/acronyms/#PTC> situation.  Someone
>interested in pursuing this should approach it with care however, since
>the path handling code is sensitive code and introducing even the
>slightest inefficiency can cause lots of pain for Cygwin users.

Correct.  It's puzzling to me what I said which would trigger another
round of explanations.  The issue is well understood and there is no
reason to send more email about this unless the email contains a patch.

cgf

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