Re: controlling gdb via python's pexpect

fpga
2009-11-06T10:44:56Z

Gaius Mulley wrote:
>
> George Russell <george@codeplay.com> writes:
>
>> fpga wrote:
>>> Can someone please give me an example of how this is done.
>>> I'm afraid the documentation is not helping me.
>>> Thx
>>>
>> Hi,
>>
>> I have had some success in controlling GDB (via MI) from python, using
>> the subprocess module and communicating with GDB via
>> pipes. (http://docs.python.org/library/subprocess.html)
>>
>> The main issue so far is that some applications detect when they are
>> running with pipes instead of a terminal for output, and buffer
>> program output by block rather than line as on a terminal, leading to
>> delays in receiving program output issued via printf, for example,
>> unless it is followed by an explicit fflush call.
>>
>> (I too would be interested in an example of using pexpect to control GDB)
>> Cheers,
>> George Russell
>
> Hi,
>
> for what it is worth feel free to download
> http://floppsie.comp.glam.ac.uk/download/python/twingdb.tar.gz
>
> which was written to run two gdb's debugging a stage1 and stage2
> generation of a compiler and single step until a line number differs.
> It is written in Python and uses pexpect
>
> The code is very alpha - but it worked well enough to find the bug I
> was hunting.
>
> regards,
> Gaius
>
>

Hi Gaius
I'd like to download this but get
The requested URL /download/python/twingdb.tar.gz was not found on this
server.

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