Add DebugMessageDispatchHandler

Add DebugMessageDispatchHandler

A callback on the debugger thread when a message is received. Allows the
embedding application to wake up the main thread in order to handle the
message. Useful when the embedding application is idle and sitting in a
select() call.

Committed: http://code.google.com/p/v8/source/detail?r=3326

[ry, 2009-11-14 15:00:01]

Hi Søren,

Here is your DebugMessageDispatchHandler patch. I added a little test. It's
working for me in my application.

ry

[Søren Thygesen Gjesse, 2009-11-18 08:40:57]

LGTM, thanks for the patch. I will address the comments below when landing the
patch.

http://codereview.chromium.org/395013/diff/1/2
File include/v8-debug.h (right):

http://codereview.chromium.org/395013/diff/1/2#newcode221
Line 221: * received and is ready to be precessed. For the debug messages to be
precessed -> processed

http://codereview.chromium.org/395013/diff/1/6
File test/cctest/test-debug.cc (right):

http://codereview.chromium.org/395013/diff/1/6#newcode4748
Line 4748: debug_message_dispatch_barriers =
&stack_allocated_debug_message_dispatch_barriers;
Long line.

[Søren Thygesen Gjesse, 2009-11-18 09:00:42]

On 2009/11/18 08:40:57, Søren Gjesse wrote:
> LGTM, thanks for the patch. I will address the comments below when landing the
> patch.
> 
> http://codereview.chromium.org/395013/diff/1/2
> File include/v8-debug.h (right):
> 
> http://codereview.chromium.org/395013/diff/1/2#newcode221
> Line 221: * received and is ready to be precessed. For the debug messages to
be
> precessed -> processed
> 
> http://codereview.chromium.org/395013/diff/1/6
> File test/cctest/test-debug.cc (right):
> 
> http://codereview.chromium.org/395013/diff/1/6#newcode4748
> Line 4748: debug_message_dispatch_barriers =
> &stack_allocated_debug_message_dispatch_barriers;
> Long line.

Committed as r3326.