On Nov 4 09:42, cyg Simple wrote:
> On Tue, Nov 4, 2014 at 4:29 AM, Corinna Vinschen wrote:
> > On Nov 3 17:34, cyg Simple wrote:
> >> On Mon, Nov 3, 2014 at 5:23 PM, Yaakov Selkowitz wrote:
> >> > On 2014-11-03 16:14, cyg Simple wrote:
> >> >>
> >> >> It is true that I am not using setup-${arch}.exe but that shouldn't
> >> >> matter as long as I have the dependencies resolved.
> >> >
> >> >
> >> > Yes, it does matter; Cygwin setup is the only supported method of
> >> > creating
> >> > and managing a Cygwin installation. Please try again from scratch with
> >> > Cygwin setup and you will see that there is absolutely no need for a
> >> > /usr/share => /share mount.
> >>
> >> Are you saying setup or some post install file doesn't mount
> >> /usr/share?
> >
> > It's not necessary. Setup-${arch}.exe creates the default directory
> > layout.
> >
> >> If a mounted /usr/share isn't important then why is
> >> /usr/bin and /usr/lib automounted?
> >
> > Two reasons:
> >
> > - Windows.
> >
> > DLLs are found in the directory of the application even if $PATH
> > doesn't point to the directory containing the DLL. cygwin1.dll and
> > all other cygwin DLLs are in the same path as the essential binaries
> > so that you can start them from Windows even if $PATH is not set to
> > contain Cygwin's /bin. If we had separate /bin and /usr/bin dirs, we
> > would have the essential binaries spread over two directories, but the
> > cygwin DLLs in only one of them, or worse, spread over two dirs as
> > well. Hilarity ensues.
> >
> > - GCC.
> >
> > GCC generates the path to certain files under the lib dir relative to
> > the path it has been started from. So, if you run /bin/gcc, it searches
> > for the files under /lib, if you start /usr/bin/gcc it searches under
> > /usr/lib. Since you can do both, you have to handle lib just as bin.
> >
> > There was never a need to do that for any other directory, that's why
> > we don't have /sbin <=> /usr/sbin as Fedora.
>
> But /usr/share is used by the terminfo library to find the files that
> define TERM=cygwin or whatever value it has. Without the mount of
> /usr/share then the terminal doesn't know how to handle things like
> the Backspace key when deleting characters.
>
> If /usr is mounted to the PREFIX/usr directory and PREFIX/usr/lib does
> not exist the issue becomes one of a confusing file or directory not
> found message. My suggestion would be to automount /usr pointing to
> PREFIX/usr instead of adding another specific directory of /usr/share;
> one never knows when some other reason exists to have another one. If
> that isn't acceptable at least add the /usr/share automount, please.
> It would eliminate the plethora of email and forum posts asking why
> the Backspace key doesn't work.Nope. The problem you're encountering is homemade. /usr/share is a normal directory just like /usr. There's no reason at all to mount anything there. If your installation doesn't have /usr/share, your installation is clearly broken and given that you didn't use setup to install it, it's really just a case of PEBCAK. Corinna -- Corinna Vinschen Please, send mails regarding Cygwin to Cygwin Maintainer cygwin AT cygwin DOT com Red Hat
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