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Re: improve gud-gdb completion
From: |
Stephen Leake |
Subject: |
Re: improve gud-gdb completion |
Date: |
Thu, 29 Jul 2021 16:31:56 -0700 |
User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (windows-nt) |
Michael Welsh Duggan <mwd@md5i.com> writes:
> Stephen Leake <stephen_leake@stephe-leake.org> writes:
>
>> I'd like to improve completion in gud-gdb.
>>
>> Currently, it completes on names in the buffer being debugged, but it
>> doesn't include "." in the name, so if I'm trying to print
>> "Incremental_Parser.Parse_Errors.Length", it only completes to
>> "Incremental_Parser".
>>
>> However, I can't figure out exactly what elisp code is harvesting names
>> from the buffer.
>>
>> TAB is bound to completion-at-point.
>>
>> completion-at-point-functions is
>> (gud-gdb-completion-at-point comint-completion-at-point t)
>>
>> (default-value 'completion-at-point-functions) is
>> (tags-completion-at-point-function)
>>
>> None of those completion functions look at the text in buffers.
>>
>> What am I missing?
>
> Are you certain that it looks at the text in buffers at all? If you
> look at gud-gdb-completions, you'll see that it uses gdb's completion
> mechanism based on symbols in the binary.
It finds names from my code; "Incremental_Parser" above.
I found a workaround by replacing the completion with hippie-expand, but
I'd still like to understand how the original configuration works.
--
-- Stephe