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Date: Tue, 11 Jul 2006 02:25:57 -0400
From: Geir Magnusson Jr <geir@pobox.com>
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To: harmony-dev@incubator.apache.org
Subject: Re: [drlvm] using the harmony launcher
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This has been my thinking - even if not perfect, lets get it working
using the launcher and then fix as required.  It's arguable if that
"brokenness" matters at this point, and I think that there's plenty to
be gained from having it work via the launcher.

geir

Rana Dasgupta wrote:
> create_vm() looks quite close/complete to being a complete prototype for
> CreateJavaVM,
> but I think more work is needed in DestroyVM which prototypes DestroyJavaVM
> for functional completeness. It is non waiting on user threads, it does not
> send the corresponding JVMTI shutdown events, I also don't know if it
> handles shutdown hooks cleanly ( but these "may" not be critical right now
> for hooking up to the launcher ). What do you think?
> 
> When I ran a non trivial test.. upto 32 threads instantiating a very large
> number of objects  with            -XcleanupOnExit which uses DestroyVM, it
> exited cleanly. Maybe OK to hookup and fix bugs as we go.
> 
> Thanks,
> Rana
> 
> 
> On 7/10/06, Andrey Chernyshev <a.y.chernyshev@gmail.com> wrote:
> 
>> >Yes, it seems like the launcher will need at least JNI_CreateJavaVM
>> >and DestroyJavaVM functions.
>>
>> >I couldn't find implementation for CreateJavaVM in drlvm codebase.
>> >Perhaps create_vm() function in vm\vmcore\src\init\vm_main.cpp can be
>> >adopted for that purpose?
>> >Is there are any tricks and caveats one should be aware of before
>> >trying to produce CreateJavaVM from it?
>>
>> >I've also seen a prototype for DestroyJavaVM in
>> >vm\vmcore\src\init\vm.cpp - comment says it needs to be improved to
>> >wait till all Java threads are completed.
>>
>> >Any more ideas what needs to be done to implement those?
>>
>> >Thanks,
>> >Andrey.
>>
>>
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