Re: Some feedback about the python scripting feature

[Phil Muldoon <pmuldoon@redhat.com>]

On 11/09/2009 10:35 PM, Marcelo Taube wrote:
> Dear gdb team,
>
> I have been using the python scripting feature of gdb7
>
> The feature is great it let me debug my code much better and in a much 
> flexible way.
>
> There are some features missing which would improve it even more, though.
>
> I want to mention them in case noone did it before.


Thanks.  I'll comment on the two things I know about:


>
>    * *calling functions*: From regular gdb command line the user can
>      allways simply do " p foo()" to call function and print the
>      result, it would be usefull to be able to call C functions (or the
>      debugged lenguage) from python and get the result as a Value
>      object in the same way a variable is accessed.

There is a patch in the works:

http://sourceware.org/ml/archer/2009-q3/msg00206.html

But for right now you can use:

  foo = gdb.parse_and_eval("foo(bar)")


>    * *equality of types: *i think there are problems with the equality
>      of types in gdb. Look at the case that  two type objects were
>      obtained and represent the same type, the expression
>      'gdb.lookup_type("int") == gdb.lookup_type("int")' now returns
>      false but it should return true.

There was an enhancement filed for this:


http://sourceware.org/bugzilla/show_bug.cgi?id=10676


Regards

Phil