MRuby::CrossBuild.new('x86_64-apple-darwin14') do |conf| toolchain :clang # include the default GEMs conf.gembox 'default' [conf.cc, conf.objc, conf.asm].each do |cc| cc.command = 'x86_64-apple-darwin14-clang' end conf.cxx.command = 'x86_64-apple-darwin14-clang++' conf.linker.command = 'x86_64-apple-darwin14-clang' conf.archiver.command = 'x86_64-apple-darwin14-ar' MRuby.targets["host"].gems.each do |mrbgem| conf.gem mrbgem.dir end end