Re: gdb mode with gdb command from the docker

[William Xu]

Yuri Khan <yuri.v.khan@gmail.com> writes:

> On Sun, 18 Oct 2020 at 18:08, William Xu <william.xwl@gmail.com> wrote:
>
>> I'm trying to use gdb mode with the gdb command from the docker image.
>> So i defined a wrapper of gdb from docker:
>>
>> ---------------------------------8<-------------------------------------
>> #!/bin/sh
>> arg="$@"
>> docker exec -i myproject gdb -i=mi ${arg}
>> ---------------------------------8<-------------------------------------
>>
>> Then invoke the gdb with: (gdb "/path/gdbWrapper").  The *gud* buffer
>> can be created successfully. The executable file can be loaded OK,
>> however,  it reports some tty error while trying to run the executable:
>
> Does giving the -t option to ‘docker exec’ help in any way? (I did not
> test this; just a hunch because something seems to expect a tty and -t
> causes docker to allocate one.)

I tried that earlier (changed it to: docker exec -it ... ), it seems making the 
situation worse, : )

Beside the same error showing up when running it,  I also found this new
error at the beginning of the buffer: 

Error: you did not specify -i=mi on GDB's command line!

-- 
William