They have a special exception to GPL for Bison: http://www.gnu.org/manual/bison-1.25/html_mono/bison.html#SEC2
As for Flex, if it's a BSD license, I don't see why you couldn't redistribute the resulting file in propriatary software (as long as you give it credit, I suppose, to follow BSD-ism, though I think the newer BSD license removed that requirement.) -Mark On Thu, 7 Nov 2002, Peter Jay Salzman wrote: > hi all, > > flex is licensed under BSD (basically). bison is licensed under GPL. > > do programs that get distributed and which use flex/bison as part of > their make process have to be licensed GPL? > > can i use flex and bison to generate a .c file which will be compiled > and linked into my ultra-proprietary very-non-free software? > > pete > > -- > Fingerprint: B9F1 6CF3 47C4 7CD8 D33E 70A9 A3B9 1945 67EA 951D > _______________________________________________ > vox-tech mailing list > [EMAIL PROTECTED] > http://lists.lugod.org/mailman/listinfo/vox-tech > -- Mark K. Kim http://www.cbreak.org/ PGP key available upon request. _______________________________________________ vox-tech mailing list [EMAIL PROTECTED] http://lists.lugod.org/mailman/listinfo/vox-tech
