New ash in latest

[Corinna Vinschen]

I have uploaded new ash.tar.gz and ash-src.tar.gz files to
pub/cygwin/latest/ash on sourceware.cygnus.com. There are
some bugfixes and slightly changes in error output.

Especially the backquote bug found by Earnie Boyd is fixed.
Description:

The following occured in the previous versions of ash:

$ pwd
/home/user
$ echo `cd /`

$ pwd
/

This was due to a general bug in the backquote handling.
Internal commands in backquotes were started in the shells
own context instead of forking a subshell. Corresponding
to the bugfixes of the FreeBSD and Debian versions the
latest ash now forks a subshell for each backquote operator.


Corinna Vinschen
Cygwin Developer
Cygnus Solutions, a Red Hat company