def METHOD_NAME(self):
    if is_msvc(self):
        tc = CMakeToolchain(self)
        tc.variables["EV_SRC_DIR"] = self.source_folder.replace("\\", "/")
        tc.METHOD_NAME()
    else:
        env = VirtualBuildEnv(self)
        env.METHOD_NAME()
        tc = AutotoolsToolchain(self)
        tc.METHOD_NAME()