def METHOD_NAME(cmd, search_path=1, verbose=0, dry_run=0):
    log.info(' '.join(cmd))
    if dry_run:
        return
    executable = cmd[0]
    exec_fn = search_path and os.execvp or os.execv
    env = None
    if sys.platform == 'darwin':
        global _cfg_target, _cfg_target_split
        if _cfg_target is None:
            from distutils import sysconfig
            _cfg_target = sysconfig.get_config_var(
                                  'MACOSX_DEPLOYMENT_TARGET') or ''
            if _cfg_target:
                _cfg_target_split = [int(x) for x in _cfg_target.split('.')]
        if _cfg_target:
            # ensure that the deployment target of build process is not less
            # than that used when the interpreter was built. This ensures
            # extension modules are built with correct compatibility values
            cur_target = os.environ.get('MACOSX_DEPLOYMENT_TARGET', _cfg_target)
            if _cfg_target_split > [int(x) for x in cur_target.split('.')]:
                my_msg = ('$MACOSX_DEPLOYMENT_TARGET mismatch: '
                          'now "%s" but "%s" during configure'
                                % (cur_target, _cfg_target))
                raise DistutilsPlatformError(my_msg)
            env = dict(os.environ,
                       MACOSX_DEPLOYMENT_TARGET=cur_target)
            exec_fn = search_path and os.execvpe or os.execve
    pid = os.fork()
    if pid == 0: # in the child
        try:
            if env is None:
                exec_fn(executable, cmd)
            else:
                exec_fn(executable, cmd, env)
        except OSError as e:
            if not DEBUG:
                cmd = executable
            sys.stderr.write("unable to execute %r: %s\n"
                             % (cmd, e.strerror))
            os._exit(1)
        if not DEBUG:
            cmd = executable
        sys.stderr.write("unable to execute %r for unknown reasons" % cmd)
        os._exit(1)
    else: # in the parent
        # Loop until the child either exits or is terminated by a signal
        # (ie. keep waiting if it's merely stopped)
        while True:
            try:
                pid, status = os.waitpid(pid, 0)
            except OSError as exc:
                if not DEBUG:
                    cmd = executable
                raise DistutilsExecError(
                      "command %r failed: %s" % (cmd, exc.args[-1]))
            if os.WIFSIGNALED(status):
                if not DEBUG:
                    cmd = executable
                raise DistutilsExecError(
                      "command %r terminated by signal %d"
                      % (cmd, os.WTERMSIG(status)))
            elif os.WIFEXITED(status):
                exit_status = os.WEXITSTATUS(status)
                if exit_status == 0:
                    return   # hey, it succeeded!
                else:
                    if not DEBUG:
                        cmd = executable
                    raise DistutilsExecError(
                          "command %r failed with exit status %d"
                          % (cmd, exit_status))
            elif os.WIFSTOPPED(status):
                continue
            else:
                if not DEBUG:
                    cmd = executable
                raise DistutilsExecError(
                      "unknown error executing %r: termination status %d"
                      % (cmd, status))