> 在 2017年5月8日，12:11，Junio C Hamano <gitster@xxxxxxxxx> 写道： > > Two suggestions. > > (1) I do not think $smtp is always valid when we come here; it is > unsafe to unconditionally say $smtp->quit like this patch does. > > $smtp->quit if defined $smtp; > > may help codepaths like $dry_run and also the case where > $smtp_server is the absolute path to a local program. > Hmm，missed this code path. > (2) You are setting $auth to zero to force re-authentication to > happen. It would be more consistent to the state of $auth that > is not-yet-used to "undef $auth;" here instead. After all, the > variable starts its life in an undefined state. > > > So all in all > > $smtp->quit if defined $smtp; > undef $smtp; > undef $auth; > > perhaps? > > This change of course forces re-authentication every N messages, > which may not hurt those who use some form of credential helper, but > that may be something we want to mention in the log message. Yes, it' s better to undef $auth here. I will update the commit message next version. Thank you very much for your helpful suggestions ！ > >> + sleep($relogin_delay); >> + } >> } > > Thanks.