From: Nobuyoshi Nakada <nobu@...>
Date: 2007-07-04T09:56:02+09:00
Subject: Re: Timeout doesn't work correctly under windows when executing complex regexp.

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.

-- 
Nobu Nakada