Re: gdb "command" broken with -mi

[Liang Wang <netcasper@gmail.com>]

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On Aug 20, 2013 8:04 AM, "Ryan Johnson" <ryan.johnson@cs.utoronto.ca> wrote:
>
> On 20/08/2013 10:35 AM, Eli Zaretskii wrote:
>>>
>>> Date: Tue, 20 Aug 2013 08:55:54 -0400
>>> From: Ryan Johnson <ryan.johnson@cs.utoronto.ca>
>>>
>>> I noticed during a recent debug session that gdb's "command" command
>>> (setting actions to perform when a breakpoint triggers) doesn't work.
>>> You can start to enter the list of commands, but emacs ignores the "end"
>>> keyword that should terminate the list, forcing you to cancel the
>>> attempt with C-c C-c.
>>>
>>> Is this a known issue?
>>
>> This used to be a problem in older versions of Emacs, but it was fixed
>> more than a year ago, and all versions of Emacs from 24.3 (inclusive)
>> onwards should not fail this way.  What version of Emacs are you
>> using?
>>
>> FWIW, I've just tried this in yesterday's trunk, and it works for me
>> in a simple test case.
>
> I'm using 24.3.2 with Ken's cygwin patches.
>
> The STC is:
> 1. gcc -g -ostc -xc <(echo "int main() { return 0; }")
> 2. Fire up emacs M-x gdb and point it at stc
> 3. b main
> 4. comm 1
>>
>> Reading symbols from /home/Ryan/experiments/a.exe...done.
>> (gdb) b main
>> Breakpoint 1 at 0x1004010dd: file stc.c, line 2.
>> (gdb) comm 1

I'm afraid that you have to type "commands" exactly.

>> Type commands for breakpoint(s) 1, one per line.
>> End with a line saying just "end".
>> >p $pc
>> >end
>> >
>> >
>> >  C-c C-cQuit
>> (gdb)
>
>
> If it's fixed in later versions, though, maybe Ken's (hopefully
soon-arriving) cygwin package update that fixes the stack overflow problem
will also pick up this fix.
>
> Thanks,
> Ryan
>
>
>

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