Hi Bruno, > Le 1 mai 2020 à 20:10, Bruno Haible <br...@clisp.org> a écrit : > > Hi Akim, > >> I would personally just run bison on a file with %require "VERSION". >> It was introduced in 2.2 (2006-05-19), which, I think, is old enough. >> If you agree with that approach, I can provide a patch. > > Alas, this is not what we want. [1] says > "If the requirement is not met, bison exits with an error (exit status 63)."
Sorry, I was very unclear :( I was answering in the context of the Autoconf macro: I was suggesting that the macro _itself_ could just run bison on a file with the %require. Sorry about that.