PATH oddity

[Yitzchak Scott-Thoennes]

On Wed, May 25, 2005 at 11:28:43AM -0700, Karl M wrote:
> Hi All...
> 
> While looking at my PATH environment variable (in response to the recent 
> postings about sshd and environment variables), I noticed that "." was 
> included.
> 
> It was caused by a double ; ( a ";;" sequence) in my PATH as defined in the 
> Windows XP My Computer Properties panel.
> 
> It is not an immediate problem, but it seemed a bit odd.

This has been discussed here before; IIRC (and I may not), the . is
the equivalent of what windows does.  An empty entry in the windows
path (;; in the middle or ; at the beginning or end) makes it search
the current directory.

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