GNU bug report logs - #64186
Patch: Suppress deprecated '-gdb-set target-async' warning message in gdb-mi.el

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From: help-debbugs <at> gnu.org (GNU bug Tracking System)
To: Eli Zaretskii <eliz <at> gnu.org>
Cc: tracker <at> debbugs.gnu.org
Subject: bug#63084: closed (30.0.50; gud: set breakpoint while program is
 running)
Date: Thu, 06 Jul 2023 07:11:02 +0000

[Message part 1 (text/plain, inline)]

Your message dated Thu, 06 Jul 2023 10:10:07 +0300
with message-id <83sfa1ikhc.fsf <at> gnu.org>
and subject line Re: bug#64186: Patch: Suppress deprecated '-gdb-set target-async' warning message in gdb-mi.el
has caused the debbugs.gnu.org bug report #64186,
regarding 30.0.50; gud: set breakpoint while program is running
to be marked as done.

(If you believe you have received this mail in error, please contact
help-debbugs <at> gnu.org.)


-- 
64186: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=64186
GNU Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

[Message part 2 (message/rfc822, inline)]

From: tatrics <at> gmail.com
To: bug-gnu-emacs <at> gnu.org
Subject: 30.0.50; gud: set breakpoint while program is running
Date: Tue, 25 Apr 2023 21:18:52 +0200

Hi!

When I try to set a breakpoint with
    "C-x C-a C-b" or (gud-break 1)
it doesn't seem to work.

But if I do
    (gud-call (format "break %s:%d" (buffer-file-name) (line-number-at-pos)))
it does work.



In GNU Emacs 30.0.50 (build 3, x86_64-pc-linux-gnu, GTK+ Version
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Repository revision: d664969544b13fe93a548c9908ce566f9b5cde9c
Repository branch: master
Windowing system distributor 'The X.Org Foundation', version 11.0.12101007
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[Message part 3 (message/rfc822, inline)]

From: Eli Zaretskii <eliz <at> gnu.org>
To: Wang Diancheng <dianchengwang <at> gmail.com>
Cc: luangruo <at> yahoo.com, 64186-done <at> debbugs.gnu.org
Subject: Re: bug#64186: Patch: Suppress deprecated '-gdb-set target-async'
 warning message in gdb-mi.el
Date: Thu, 06 Jul 2023 10:10:07 +0300

> From: Wang Diancheng <dianchengwang <at> gmail.com>
> Date: Fri, 30 Jun 2023 15:08:18 +0800
> Cc: luangruo <at> yahoo.com, 64186 <at> debbugs.gnu.org
> 
> Thanks for your comments.I think what exactly the value of
> `gdb-last-command’ is not essential for us.
> We just need to know  whether `gdb-last-command' is a CLI command in
> the background or a MI command,
> since here we have already got its "running" status.  We must check
> the target "async" feature after stopping
> the debuggee at the first time in function `gdb-stopped' if
> `gdb-last-command' is not a background CLI command or a MI command.
> 
> > > +  ;; Set `gdb-non-stop` when `gdb-last-command` is a CLI background
> > > +  ;; `run` command e.g. r& or MI command `-exec-run`
> > > +  (when (or (string-match "&\s*$" gdb-last-command)
> > > +            (string-match "-exec-run" gdb-last-command))
> > > +    (gdb-try-check-target-async-support))
> >
> > And I'm not sure I understand the idea behind this part:
> >
> > > @@ -2722,6 +2744,9 @@ gdb-stopped
> > >
> > >      ;; Print "(gdb)" to GUD console
> > >      (when gdb-first-done-or-error
> > > +      ;; If run target with CLI foreground command `run`, `target
> > > +      ;; async` can only be checked when target is stopped
> > > +      (gdb-try-check-target-async-support)
> > >        (setq gdb-filter-output (concat gdb-filter-output gdb-prompt-name)))
> >
> > Can you elaborate?
> 
> Thanks for your questions, according to my comments above, If the
> debuggee has been started by
> a non-background CLI command e.g. “run" or "attach" (no trailing "&")
> commands, we can only
> check the target "async" feature at the code stack.
> 
> >
> > Finally, please don't quote symbols `like this` in comments.  Our
> > conventions are to quote symbols 'like this' or `like this'.
> 
> I updated the patch, see the attachment.

Thanks, installed on the master branch, and closing the bug.

Note that, with this patch you have exhausted the amount of changes we
can accept from you without copyright assignment to the FSF.  Would
you like to start the copyright assignment paperwork at this time, so
that we could accept more changes from you in the future?  If you are
willing to start the assignment process, I will send you the form to
fill and the instructions to go with it.

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