error_log cannot be reopened when kill a USR1 signal

[任晓磊]

After patched, nginx would not keep error.log.1 open, but still keep
three error.log open.
Should it work this way?

2009/10/9 Igor Sysoev <is at rambler-co.ru>:
> The attached patch fixes the bug. The bug had appeared somewhere in 0.7.x,
> probably in 0.7.53, however, I'm not sure.
>



-- 
Ren Xiaolei