tracking down extraction

[Joshua Root]

Alan Batie wrote:
> The error I'm seeing (I did a "port -f uninstall glib2" before to try to 
> start fresh):
> 
> # port install glib2
> --->  Applying patches to glib2
> Error: Target org.macports.patch returned: couldn't change working 
> directory to 
> "/opt/local/var/macports/build/_opt_local_var_macports_sources_rsync.macports.org_release_ports_devel_glib2/work/glib-2.16.3": 
> no such file or directory
> Error: Status 1 encountered during processing.

Looks like MacPorts expects the work directory to be present, but it has 
been deleted. Running `sudo port clean glib2` should make expectation 
and reality match up.

- Josh