Re: (ping) Re: RFA: remote.c : allow long monitor cmds + allow user to C-c

[Stan Shebs <stanshebs@earthlink.net>]

On 2/2/12 2:13 PM, Philippe Waroquiers wrote:
> On Tue, 2012-01-24 at 01:48 -0200, Sergio Durigan Junior wrote:
>
>> Some formatting nits.
> Fixed in the updated patch below.
>
>> I know almost nothing about this part of the code, but as far as I have
>> seen, the patch looks OK.  I am not a maintainer, however.
> RFA ping ?

Looks reasonable to me, let's put it in.  I don't suppose there's any 
easy way to make a testsuite test for it?

Stan

>
> Thanks
>
> Philippe
>
>
> Index: gdb/ChangeLog
> ===================================================================
> RCS file: /cvs/src/src/gdb/ChangeLog,v
> retrieving revision 1.13804
> diff -u -p -r1.13804 ChangeLog
> --- gdb/ChangeLog	2 Feb 2012 20:19:02 -0000	1.13804
> +++ gdb/ChangeLog	2 Feb 2012 22:05:35 -0000
> @@ -1,3 +1,8 @@
> +2012-02-02  Philippe Waroquiers<philippe.waroquiers@skynet.be>
> +
> +	* remote.c (remote_rcmd): Use getpkt_sane to detect timeout
> +	and continue the loop.  Add QUIT statement.
> +
>   2012-02-02  Doug Evans<dje@google.com>
>
>   	* blockframe.c (find_pc_partial_function_gnu_ifunc): Change type of
> Index: gdb/remote.c
> ===================================================================
> RCS file: /cvs/src/src/gdb/remote.c,v
> retrieving revision 1.481
> diff -u -p -r1.481 remote.c
> --- gdb/remote.c	2 Feb 2012 18:04:29 -0000	1.481
> +++ gdb/remote.c	2 Feb 2012 22:05:36 -0000
> @@ -8590,8 +8590,17 @@ remote_rcmd (char *command,
>         char *buf;
>
>         /* XXX - see also remote_get_noisy_reply().  */
> +      QUIT;			/* Allow user to bail out with ^C.  */
>         rs->buf[0] = '\0';
> -      getpkt (&rs->buf,&rs->buf_size, 0);
> +      if (getpkt_sane (&rs->buf,&rs->buf_size, 0) == -1)
> +        {
> +          /* Timeout.  Continue to (try to) read responses.
> +             This is better than stopping with an error, assuming the stub
> +             is still executing the (long) monitor command.
> +             If needed, the user can interrupt gdb using C-c, obtaining
> +             an effect similar to stop on timeout.  */
> +          continue;
> +        }
>         buf = rs->buf;
>         if (buf[0] == '\0')
>   	error (_("Target does not support this command."));
>
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