GDB doesn't interrupt target

[Pedro Alves]

On 12/19/19 1:10 PM, Tudor Popescu wrote:
> Indeed the "interrupt" works on Debugger Console, as for the Suspend, the console prints a "^CQuit" just as when killing.
This suggests that the suspend button is sending a SIGINT to GDB instead of
issing an -exec-interrupt command on the MI channel.  (MI's -exec-interrupt
command is the equivalent of the "interrupt" command on the console.)

Thanks,
Pedro Alves