[ic] Usertag/opendir don't work

[Kevin Walsh]

Juergen R. Plasser [plasser at hexagon.at] wrote:
> 
> I want to list some image files in a specific directory and select at 
> random. It seems that interchange has some problems with opendir:
> 
> This peace of code (in catalog.cfg, always restarted interchange after 
> changes made) does not work (it is just for testing purposes):
> 
> UserTag people_test Routine <<EOF
> sub {
> 	opendir(DH, "/var/www/html/expert_images/_img");
> 	closedir(DH);
> 	return "Test";
> }
> EOF
> 
That sort of thing belongs as a global UserTag, so that it can be
called as [people-test] without being constrained by the Safe module.

You could SafeUntrap the various Opcodes associated with directory
open/close/read etc., although I strongly suggest that you use a
global UserTag instead.

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