Re: [PATCH v5 10/30] fsmonitor--daemon: implement 'run' command

> +static int try_to_run_foreground_daemon(void)
> +{
> +	/*
> +	 * Technically, we don't need to probe for an existing daemon
> +	 * process, since we could just call `fsmonitor_run_daemon()`
> +	 * and let it fail if the pipe/socket is busy.
> +	 *
> +	 * However, this method gives us a nicer error message for a
> +	 * common error case.
> +	 */
> +	if (fsmonitor_ipc__get_state() == IPC_STATE__LISTENING)
> +		die("fsmonitor--daemon is already running '%s'",
> +		    the_repository->worktree);
> +
> +	printf(_("running fsmonitor-daemon in '%s'\n"),
> +	       the_repository->worktree);
> +	fflush(stdout);