Re: Getting access to environement variables

[Jan Vrany <jan.vrany@fit.cvut.cz>]

On Fri, 2021-02-05 at 15:28 +0100, vincent Dupaquis wrote:
> Good point !
> 
> That's something I already use when instrumenting gdb, but for some
> easy
> and quick scripting, it would have been easier to be able to access
> the
> environement variables directly from the gdb commands.

I have not tried, but I believe you can implement new convenience
function in Python that would allow you to write something like

   $ENV("MY_ENV_VARIABLE") 

See
https://sourceware.org/gdb/onlinedocs/gdb/Functions-In-Python.html#Functions-In-Python

HTH, Jan

> 
> Vincent.
> 
> Le 05/02/2021 à 15:06, Paul Koning a écrit :
> > 
> > > On Feb 5, 2021, at 4:58 AM, vincent Dupaquis <
> > > v.dupaquis@trusted-objects.com> wrote:
> > > 
> > >     Hello,
> > > 
> > >     I would like to point-out a possibly missing feature, which
> > > is the
> > > possibility of accessing ENV variables in GDB commands.
> > Assuming your GDB is built with Python scripting included, you can
> > do it via Python; "import os" then access environment variables as
> > elements of dictionary "os.environ".
> > 
> >         paul
> >