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Re: Lisp Api and backward compatibility

From: Richard Stallman
Subject: Re: Lisp Api and backward compatibility
Date: Sat, 13 Apr 2019 21:18:57 -0400

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  > What should i consider before changing the signature of a function which 
  > is part of the public api of a library ? should I add the new argument 
  > as the last argument ? what do we usually do for backward compatibility ?

Would it be possible to define a new function with a different name
and leave the old function unchanged?

Dr Richard Stallman
President, Free Software Foundation (https://gnu.org, https://fsf.org)
Internet Hall-of-Famer (https://internethalloffame.org)

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