Concept base class used by factory workfunctions to denote that they may not complete their work of creating tasks during a single invocation of the function operator and hence must be queried to check for required reinvocation. More...
Concept base class used by factory workfunctions to denote that they may not complete their work of creating tasks during a single invocation of the function operator and hence must be queried to check for required reinvocation.
Adds the requirement that the factory workfunction implement the following method signature which will guard calls to any reinvocations, (i.e., only invoked again if method returns false).
bool finished(void) const;