At least 2.3 (released 2006) which is the version shipped with macos
doesn't work. Reading the changelog I think 2.3a *should* work, so
require that.
Signed-off-by: Ran Benita <ran@unusedvar.com>
# libxkbcommon.
# Note: we use some yacc extensions, which work with either GNU bison
# (preferred) or byacc (with backtracking enabled).
-bison = find_program('bison', 'win_bison', required: false)
+bison = find_program('bison', 'win_bison', required: false, version: '>= 2.3a')
if bison.found()
yacc_gen = generator(
bison,