On Sunday 02 June 2013 02:51:34 Michał Górny wrote:
> Dnia 2013-06-01, o godz. 23:03:20 Mike Frysinger napisał(a):
> > simple set of helpers to save/restore a variable in a limited section of
> > code
> > 
> > you can see an example of it in action at the end of the file where i
> > need to tweak epatch (and no, doing `LC_COLLATE=C set -- ....` does not
> > work).
> 
> Why the ugly hackery instead of proper 'local' scope?

there's no way to undo the local thus it affects the rest of the func.  this 
makes sure the change is actually localized to where it is needed.
-mike