[Users] How to use Formaline -- symbol table/file error

[Bernard Kelly]

Follow-up thought: since gdb is a debugger, does this mean I should have
compiled the original executable with debugging symbols? (Something I
almost never do for a production executable.)

Bernard

On Mon, 18 Apr 2022 at 11:28, Bernard Kelly <physicsbeany at gmail.com> wrote:

> Hi. I've frequently included Formaline in my ThornList, but never tried to
> use it to access the snapshot it saved of the codebase I compiled into a
> particular Cactus executable. Now I'm trying to use it, and I'm having
> problems.
>
> The documentation says I should invoke it thus:
>
> > gdb -P formaline.py exe/cactus_sim
>
> Since my executable sits in a different directory (bin) for production
> runs, what I actually run is the following, with the following failure
> message:
>
> ----------------------------
> pfe20.bjkelly1 60> gdb -P formaline.py bin/cactus_sim_ET_2021_05_BC
> Traceback (most recent call last):
>   File "formaline.py", line 29, in <module>
>     cactus_source = gdb.parse_and_eval("cactus_source")
> gdb.error: No symbol table is loaded.  Use the "file" command.
> ----------------------------
>
> Can you tell me what I'm doing wrong here?
>
> Thanks, Bernard
>
> --
> ------------------------------------------------------------------
> Bernard Kelly -- CRESST Assistant Research Scientist, NASA/GSFC
> Gravitational Astrophysics Laboratory --- Code 663
>
> Phone: +1 (301) 286-7243 *** Fax: +1 (301) 286-2226
> Web: http://science.gsfc.nasa.gov/sed/bio/bernard.j.kelly
> ORCID: orcid.org/0000-0002-3326-4454
> ------------------------------------------------------------------
>


-- 
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Bernard Kelly -- CRESST Assistant Research Scientist, NASA/GSFC
Gravitational Astrophysics Laboratory --- Code 663

Phone: +1 (301) 286-7243 *** Fax: +1 (301) 286-2226
Web: http://science.gsfc.nasa.gov/sed/bio/bernard.j.kelly
ORCID: orcid.org/0000-0002-3326-4454
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