From: Robert Klemme <bob.news@...>
Date: 2004-04-29T00:34:11+09:00
Subject: Re: Deadlock in eval when $SAFE>=4


"Michael Witrant" <mike.pub@lepton.fr> schrieb im Newsbeitrag
news:8248e2a3.0404280713.17ae835b@posting.google.com...
> The following code produces a deadlock:
>
> $ cat test.rb
> def foo bar = nil; end
> Thread.new { $SAFE=4; eval("foo foo foo") }.value
>
> $ ruby18 -v test.rb
> ruby 1.8.1 (2003-12-25) [i686-linux]
> test.rb:2:in `value': Thread(0x401d1900): deadlock (fatal)
> from test.rb:2

Funny...

> It works well when $SAFE <= 3 or when the number of "foo" is <= 2.

.... or when the string is syntactically correct:

Thread.new { $SAFE=4; eval("foo; foo; foo") }.value

    robert