[Qt-creator] GDB Macros helper.

[Rudenko Eugene]

On 26.11.2009, at 0:19, Andre Poenitz wrote:

> On Wed, Nov 25, 2009 at 11:48:16PM +0300, Rudenko Eugene wrote:
>> Hello.  Please can you provide or point about how gdb-macros
>> helper interact  with GDB. Is it wrapper of GDB scripting or
>> something else.  I need deep understanding of this mechanism
>> to make a brain-attack  about making gdb macros helper
>> suitable to help debug custom types.  Thank you, I'll wait
>> for all useful information about this topic.
>
> It loads a library into the address space of the debugged
> applications using either LD_PRELOAD or dlopen/LoadLibraryA
> and uses gdb's 'call' function to execute code in that
> library. Communication is done via two buffer areas in the
> injected library, with gdb being used to write to and
> read from these buffers.
>
> Note that this approach is pretty fragile and I intend to
> replace it rather sooner than later by using gdb's new
> python based scripting, at least on Linux and Windows.
> Mac and Symbian will probably stay as they are as long as
> there is no python-enabled gdb available for them.
>
> You could start coding the helpers for your custom types
> in the currently existing scheme, the python code needed
> for the new approach will look pretty similar, so the
> porting effort will be minimal.
>
> Andre'
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