Re: [Chicken-hackers] [PATCH] add pathname-expand

[Peter Bex]

On Sat, Nov 09, 2013 at 03:59:58PM +0000, Mario Domenech Goulart wrote:
> Attached you can find an attempt to implement pathname-expand according
> to the following assumptions:
> 
> * when no user home directory can be determined, assume "/"
> 
> * the home directory may change along the program execution
> 
> * use the HOME environment variable instead of `user-information' on
>   non-Windows systems to determine the home directory.  On Windows, use
>   HOMEPATH or USERPROFILE.
> 
> * use `user-information' on non-Windows to determine the home directory
>   of other users (~user syntax).  On windows, the ~user syntax only
>   works if user is the same as the value of the USERNAME environment
>   variable.  I don't know a way to get information about the home
>   directory of other users.
> 
> * expands both ~/foo and ~\foo on Windows
> 
> * expands ~~ at the beginning of paths to (or (repository-path) ".")

Our mails crossed.  I think all these things are good, except for
the last one.  It adds needless complication and will cause ambiguity
with UNIX users whose names start with a tilde.

Cheers,
Peter
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