[debbugs-tracker] bug#9878: closed (24.0.90; M-x gdb should check whether target supports non-stop mode)

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Your message dated Tue, 29 Nov 2011 22:30:55 -0500
with message-id <address@hidden>
and subject line Re: bug#9878: 24.0.90; M-x gdb should check whether target 
supports non-stop mode
has caused the debbugs.gnu.org bug report #9878,
regarding 24.0.90; M-x gdb should check whether target supports non-stop mode
to be marked as done.

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9878: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=9878
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> --- Begin Message ---
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> Subject: 
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> 24.0.90; M-x gdb should check whether target supports non-stop mode
>
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> Date: 
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> Wed, 26 Oct 2011 14:24:56 -0400
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> User-agent: 
>
> Mozilla/5.0 (Windows NT 6.1; WOW64;	rv:7.0.1) Gecko/20110929 Thunderbird/7.0.1
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>
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> If non-stop mode is set, M-x gdb tries to set the target for running in 
> non-stop mode; see line 883 of gdb-mi.el.  But there's no check to see 
> if that succeeded.  If it didn't, any attempt to run the program results 
> in the error message "The target does not support running in non-stop 
> mode.", which might mystify many users.
>
> This is a problem on Cygwin, where apparently no targets support running 
> in non-stop mode (as far as I can tell), and it may also be a problem on 
> Windows; see
>
>   http://debbugs.gnu.org/cgi/bugreport.cgi?bug=6072
>
> To reproduce:
>
> emacs -Q
> M-x gdb RET
> <delete any file name in the prompt, if necessary, and enter one that 
> does not support running in non-stop mode>
>
> The following patch fixes it.  OK to apply?
>
> === modified file 'lisp/progmodes/gdb-mi.el'
> --- lisp/progmodes/gdb-mi.el    2011-10-06 16:11:38 +0000
> +++ lisp/progmodes/gdb-mi.el    2011-10-26 16:44:38 +0000
> @@ -881,8 +881,17 @@
>         (setq gdb-version "pre-7.0"))
>      (setq gdb-version "7.0+")
>      (gdb-input (list "-gdb-set target-async 1" 'ignore))
> +    (gdb-input (list "-list-target-features" 'gdb-check-target-async))
>      (gdb-input (list "-enable-pretty-printing" 'ignore))))
>
> +(defun gdb-check-target-async ()
> +  (goto-char (point-min))
> +  (unless (re-search-forward "async" nil t
> +    (message
> +     "Target doesn't support non-stop mode.  Turning it off.")
> +    (setq gdb-non-stop nil)
> +    (gdb-input (list "-gdb-set non-stop 0" 'ignore))))
> +
>  (defvar gdb-define-alist nil "Alist of #define directives for GUD 
> tooltips.")
>
>  (defun gdb-create-define-alist ()
>
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#9878: 24.0.90; M-x gdb should check whether target supports	non-stop mode
>
>
>
>
> Date: 
>
> Tue, 29 Nov 2011 22:30:55 -0500
>
>
>
>
> User-agent: 
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> Mozilla/5.0 (Windows NT 6.1; WOW64;	rv:8.0) Gecko/20111105 Thunderbird/8.0
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>
>
>
> On 10/26/2011 2:24 PM, Ken Brown wrote:
> > The following patch fixes it. OK to apply?
>
> Patch applied.  Closing bug.
>
>
>
> --- End Message ---