[sane-devel] scanadf: waiting for child processes to finish

Henning Meier-Geinitz henning@meier-geinitz.de
Thu, 14 Oct 2004 14:23:32 +0200


On Wed, Oct 13, 2004 at 04:23:29PM +0100, Tristan Hill wrote:
> I use the --scan-script option with scanadf, however, if I want to do
> some work on all the files processed by the script is it difficult
> because scanadf may finish before one or more of the script processes
> do.  For example, I want to use it to combine the processed images into
> a single file.  As scanadf knows what processes it has forked I thought
> it easiest to use wait(), implemented as per attached patch.  However, I
> am open to other suggestions.

So you do something like:
"scanadf --scan-script script && some-other-script image*."?

Ok. The patch looks ok (untested). But I'll apply it after the
sane-frontends release as it's a new feature.