Green Card is a foreign function interface preprocessor for Haskell.
The license is very liberal.
URL: http://www.dcs.gla.ac.uk/fp/software/green-card/
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%%% Antti-Juhani Kaijanaho % gaia@iki.fi % http://www.iki.fi/gaia/ %%%
"... memory leaks are quite acceptable in many applications ..."
(Bjarne Stroustrup, The Design and Evolution of C++, page 220)