[Newbies] Semaphore problems

Matthew Fulmer tapplek at gmail.com
Sat Sep 29 23:50:13 UTC 2007

On Sun, Sep 30, 2007 at 06:44:29AM +0700, Jason Shoemaker wrote:
>    Hello,
>    I'm trying to get this code run, but I'm not getting the results I
>    expect.  I running on a 3.10beta image.
>    semA := Semaphore new.
>    semB := Semaphore new.
>    [Transcript show: 'b1'; cr. semB signal. semA wait.
>            Transcript show: 'b2'; cr.] fork.
>    [Transcript show: 'a1'; cr. semA signal. semB wait.
>            Transcript show: 'a2'; cr.] fork.
>    results:
>    b1
>    a2
>    That's all.  If I hit cmd-doIt rapidly I do begin to see a1 and b2 as
>    well. The process browser doesn't seem to show anything waiting.
>    I'm on a amd64, in a 32bit chroot. I'm in Gentoo Linux, so the VM was
>    built from source.

What VM did you build from source?

Matthew Fulmer -- http://mtfulmer.wordpress.com/
Help improve Squeak Documentation: http://wiki.squeak.org/squeak/808

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