%
% execute the xact action case of Camera.Phase
%
_|
%
% stack: phase
%
^"xact_" heretext
dup exists
{
%
% stack: current-dir next-file xact-file
%
 dup
dup read logs
 exec$
%
% stack: current-dir next-file xact-file
%
} if
%
% stack: current-dir next-file xact-file
%
pop
%
% stack: current-dir next-file
%