On Mon, Jan 4, 2010 at 8:12 PM, Alvaro Herrera <alvhe...@commandprompt.com> wrote: > Robert Haas escribió: >> I did a quick read-through of this, and one question that immediately >> occurred to me is that rbtree.c says that it is adopted from >> http://algolist.manual.ru/ds/rbtree.php. But I'm not sure what >> license that code is under, so I'm not sure whether it's OK for us to >> use it. > > This code comes from Thomas Niemann's "Sorting and Searching Algorithms: > A Cookbook", > http://www.cs.auckland.ac.nz/software/AlgAnim/niemann/s_man.htm > > specifically > http://www.cs.auckland.ac.nz/software/AlgAnim/niemann/s_rbt.htm > > The code is in the public domain; that web page says > "Source code, when part of a software project, may be used > freely without reference to the author."
That is excellent. Perhaps we should document that information in the code comments where the URL is currently mentioned. ...Robert -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers