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untraceable +SpecList
Declares the procedure(s) in SpecList to be untraceable.
- SpecList
- Sequence of expressions of the form name/arity.
Description
Sets all the procedures given by SpecList untraceable. Marking a
predicate as untraceable will prevent any information about it being
displayed. The subgoals of this predicate will be shown in their normal
way.
Note that untraceable/1 is superseded by the predicate set_flag(Proc,
leash, notrace), which declares the procedure Proc to be untraceable.
Modes and Determinism
Modules
This predicate is sensitive to its module context (tool predicate, see @/2).
Exceptions
- (4) instantiation fault
- SpecList is not instantiated.
- (5) type error
- SpecList is not of the form Atom/Integer.
- (60) referring to an undefined procedure
- SpecList is an undefined procedure.
See Also
get_flag / 3, set_flag / 3, traceable / 1