From: yuanyi zhang <zhangyuanyi@...>
Date: 2007-07-04T10:14:06+09:00
Subject: Re: Timeout doesn't work correctly under windows when executing complex regexp.

2007/7/4, Nobuyoshi Nakada <nobu@ruby-lang.org>:
> Hi,
>
> At Wed, 4 Jul 2007 01:41:54 +0900,
> yuanyi zhang wrote in [ruby-core:11588]:
> > The reason why Y thread won't be woken up is because rb_thread_tick in
> > CHECK_INTS isn't decreased THREAD_TICK(500) times, so Y thread won't
> > get scheduled until x finished:
> >
> > rubysig.h
>
> regex.c doesn't include rubysig.h but defines CHECK_INTS in
> itself.
>
> # define CHECK_INTS do {\
>     if (!rb_prohibit_interrupt) {\
>         if (rb_trap_pending) rb_trap_exec();\
>     }\
> } while (0)
>
> This does nothing when interrupt is prohibited.
>

I've found it, interrupt seems be prohibited by default.

Does this mean thread schedule won't happen when execute regexp under windows?

> --
> Nobu Nakada
>
>