On 2019-08-08 at 16:44:52, Christopher Ertl wrote:
> So I'm proposing to remove the check for the drive letter being alpha in `has_dos_drive_prefix` macro:
> 
> #define has_dos_drive_prefix(path) \
> 	( (path)[1] == ':' ? 2 : 0)

Is the drive character required to be ASCII? If it can be non-ASCII
Unicode, then this doesn't work, because the drive character will be
encoded in UTF-8 and will be longer than one character.

An ABNF grammar of valid Windows path names would be helpful here.
-- 
brian m. carlson: Houston, Texas, US
OpenPGP: https://keybase.io/bk2204