Added some interesting functionality to my cygwin sandbox

Igor Pechtchanski pechtcha@cs.nyu.edu
Wed Jul 2 02:19:00 GMT 2003


On Tue, 1 Jul 2003, Christopher Faylor wrote:

> On Tue, Jul 01, 2003 at 09:38:58PM -0400, Igor Pechtchanski wrote:
> >On Tue, 1 Jul 2003, Corinna Vinschen wrote:
> >> On Tue, Jul 01, 2003 at 12:23:51PM -0400, Christopher Faylor wrote:
> >> > On Tue, Jul 01, 2003 at 06:20:46PM +0200, Corinna Vinschen wrote:
> >> > >I think I recall they have some fixed root level dirs like /windir,
> >> > >/sysdir, /registry.
> >> >
> >> > We could do this in a cygwin post-install script if there is consensus
> >> > that it would be useful.
> >>
> >> That would involve symlinks to a path outside of the Cygwin root again,
> >> which would be broken when the use changes the cygdrive prefix.
> >>
> >> This reminds me, wouldn't it make sense to store the cygdrive prefix
> >> inside of symlinks in a form which is independent of the actual
> >> cygdrive prefix string?  I mean, instead of having a
> >>
> >>   /cygdrive/d/foo
> >>
> >> the symlink could contain something representing
> >>
> >>   ${cygdriveprefix}/d/foo
> >>
> >> In that case symlinks would still be valid if the user changes the
> >> prefix or, worse, on a multiuser system where users have different
> >> user cygdrive prefixes.
> >>
> >> Corinna
> >
> >FWIW, I like this idea.  Either that, or have a hard-coded cygdrive prefix
> >that's *always* recognized, in addition to the user-changeable one
> >(although I'd prefer changing the symlinks instead).
>
> How do you deal with the fact that '$', '{', and '}' are allowable filename
> characters now?
>
> cgf

Use a character that's not allowable instead of '$', e.g., '\\' or even
something non-printable...  We don't have to follow the shell variable
convention on this one.
	Igor
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