Re: [PATCH 14/14] Use the asyncronous function infrastructure to run the content filter.

From: Johannes Schindelin <johannes.schindelin@gmx.de>
Date: Oct 14, 2007, 03:07 UTC
Message-ID: <Pine.LNX.4.64.0710140404480.25221@racer.site>
In-Reply-To: <1192305984-22594-15-git-send-email-johannes.sixt@telecom.at>

Hi,

On Sat, 13 Oct 2007, Johannes Sixt wrote:

>  	status = finish_command(&child_process);
>  	if (status)
> -		error("external filter %s failed %d", cmd, -status);
> +		error("external filter %s failed", params->cmd);

Did you mean to remove the status from the output (it should probably read "(exit status %d)" instead of just "%d", but an exit status can help identify problems, right?

Show 14 quoted lines

> -	child_process.pid = fork();
> -	if (child_process.pid < 0) {
> -		error("cannot fork to run external filter %s", cmd);
> -		close(pipe_feed[0]);
> -		close(pipe_feed[1]);
> -		return NULL;
> -	}
> -	if (!child_process.pid) {
> -		close(pipe_feed[0]);
> -		exit(filter_buffer(pipe_feed[1], src, *sizep, cmd));
> -	}
> -	close(pipe_feed[1]);
> +	if (start_async(&async))
> +		return 0;	/* error was already reported */

Please write "return NULL;"

Thanks, Dscho