Re: Groff hanging when called from Java

[Blake McBride]

Thank you very much!  I added:

builder.redirectError(new File("/dev/null"));


That fixed the problem.

Thank you!

Blake

On Fri, Dec 17, 2021 at 8:30 AM Ralph Corderoy <ralph@inputplus.co.uk>
wrote:

> Hi Blake,
>
> > I passed an errant file to groff through java and the process is
> > hanging.
>
> I've never used Java, but I expect it's waiting for you to process some
> of the large amount of output from the program to stderr before it
> proceeds to read more.  This blocks tbl(1) when it tries to write to
> stderr.  Look into what those Java routines are doing with the command's
> stdout and stderr and whether there are any default buffer sizes being
> exceeded by stderr.  Here, tbl prints 265,419 B to stderr, which is
> suspiciously a bit over 256 KiB.
>
> --
> Cheers, Ralph.
>
>