[Developers] [Patches] Patch: pass arrays and hashes by reference in interface parser

[Tom Goodale]

Looks good to me.  The flattening is left over from the perl 4 days 8-(

On Mon, 5 Feb 2007, Thomas Radke wrote:

> This patch optimises the interface_parser.pl script to pass perl lists and 
> hashes by reference rather than by value.
>
> It turned out that most of the runtime of the parameter parser was spent in 
> flattening list/hash arguments during function calls. Using references 
> conveniently solves this performance bottleneck; for the 'PublicThorns' 
> configuration used in the nightly integration tests (with a list of some 120 
> thorns), the overall CST runtime went from 100s down to 8s [although the same 
> "mistake" of passing lists/hashes is done in the schedule and parameter 
> parser scripts, it's probably not worth the effort fixing it there as well].
>
>