private fun gen_man(toolcontext: ToolContext, mainmodule: MModule) do
		var model = toolcontext.modelbuilder.model
		var filter = new ModelFilter(accept_example = false, accept_test = false)
		var cmd = new CmdMains(model, filter, mentity = self)
		var res = cmd.init_command
		if not res isa CmdSuccess then return

		var pkg_man = man_path.as(not null)
		for mmodule in cmd.results.as(not null) do
			if not mmodule isa MModule then continue
			if not has_man then pkg_man.mkdir
			mmodule.gen_man(toolcontext)
		end
	end