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Postings from April 2003
Stas Bekman wrote:
> Schulte, David (Dave) wrote:
> [...]
> > Sure, I can change my software to say "do not export anything", since I
> > always use fully qualified names to be safe, but why should we be
> > required to do this each time a module changes its implementation? The
> > only time we should see a "redefined" warning is if we attempt to
> > invoke a function or method, in an unqualified manner, that is defined
> > multiple times, or we invoke a function or method from some module that
> > in turn invokes a function or method in an unqualified manner that is
> > defined multiple times.
>
> If you never import things by default, you never have this problem. An
> explicit import of things that you want or FQDN use seems to be the right
> thing to do.
>
> You probably won't do:
>
> use POSIX qw(getcwd);
> use Cwd qw(getcwd);
Having noticed the way POSIX works, I generally only import the function I
need, whenever I
use POSIX.pm qw/strftime/; # etc etc etc. :-)
thus hopefully avoiding some overhead.
It might not be a bad idea to mention this in POSIX's synopsis and elsewhere
in the POD for POSIX, to 'hint' to programmers that this would be a
desirable thing to do in the future. *sigh* :)
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