general setup.exe status incl network install [was Re: setup ChangeLog IniDBBuilder.h IniDBBuilderPac ...]
Corinna Vinschen
corinna-cygwin@cygwin.com
Thu Dec 17 16:07:00 GMT 2009
On Dec 17 16:11, Dave Korn wrote:
> Corinna Vinschen wrote:
>
> > The question is probably, do we need an unlink-while-you-still-have-an-
> > open-handle-to-the-file functionality which also works on shares?
>
> Well, if we're going to support installing to a root on a network drive at
> all, it's not going to run very well without it.
>
> > Right now it works like this: If no recycle bin exists, create it.
> > Move the file to the bin and set the delete disposition if possible.
> > Recycle bins only exist on local drives, so shares are out of luck.
> > Two possible workarounds come to mind:
> >
> > - Rename the file to something really terrible within the same dir.
> >
> > - Potential name collisions (need a good algorithm for weird filenames)
> > - Disallows to remove the parent dir
> > + Simple
>
> This one seems like the best bet. Can we just reuse mkstemp?
We're on a somewhat lower level using WCHAR pathnames. Have a look
into syscalls.cc function try_to_bin(). What we could do is to
transpose the name into the U+DCxx - U+DFFF low surrogate area for
a start.
Corinna
--
Corinna Vinschen Please, send mails regarding Cygwin to
Cygwin Project Co-Leader cygwin AT cygwin DOT com
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