gpg,w32: Fix empty homedir when only a drive letter is used.
* common/homedir.c (copy_dir_with_fixup): New. (default_homedir): Use here. (gnupg_set_homedir): And here .
This actually fixes a couple of cases for Windows. Both --home-dir
and GNUPGHOME. The interpretation of "c:" -> "c:/" might not be the
correct one but because we need an absolute dir anyway it is the less
surprising one. Note that this does not include a full syntax check
and fixup and thus it is very well possible that the result is not an
- GnuPG-bug-id: T3720
- Signed-off-by: Werner Koch <email@example.com>