[ The ECLiPSe Built-In Predicates | Reference Manual | Alphabetic Index ]Advanced Control and Suspensions
Everything related to suspensions, priority- and data-driven control
Predicates
- attach_suspensions(+Trigger, +Susps)
- Insert the suspensions Susps into the suspension list of the symbolic
trigger Trigger.
- attached_suspensions(+Trigger, ?SuspensionList)
- Retrieves a list of all suspensions attached to the symbolic trigger Trigger.
- call_priority(+Goal, +Priority)
- Execute Goal with priority Priority.
- current_suspension(-Susp)
- Susp is a live (sleeping or scheduled) suspension.
- delayed_goals(?GoalList)
- Succeeds if GoalList is the list of all goals currently delayed.
- delayed_goals(?Var, ?GoalList)
- Succeeds if GoalList is the list of all goals delayed by the variable Var.
- delayed_goals_number(?Var, ?Number)
- Succeeds if Number is the number of goals delayed by the variable Var.
- enter_suspension_list(++Position, +Attribute, +Susp)
- Enter the suspension Susp into the suspension list at position Positiion within the structure Attribute.
- get_priority(-Priority)
- Get the priority of the currently executing goal.
- get_suspension_data(+Susp, +Name, -Value)
- Access properties of suspended goals.
- init_suspension_list(+Position, +Attribute)
- Initialise the argument position Position within the structure
Attribute with an empty suspension list.
- insert_suspension(?Term, +Susp, +Index)
- Insert the suspension Susp into the Index'th suspension list of the current
module's attribute for all metaterms that occur in Term.
- insert_suspension(?Term, +Susp, +Index, +Module)
- Insert the suspension Susp into the Index'th suspension list of the
attribute Module for all metaterms that occur in Term.
- kill_suspension(+Susp)
- Kill the suspended goal represented by Susp, i.e. treat it as if it had
been woken.
- make_suspension(+Goal, +Prio, -Susp)
- Make Goal a suspended goal with waking priority Prio and return the
corresponding suspension object in Susp.
- make_suspension(+Goal, +Prio, -Susp, +Module)
- Make Goal from module Module a suspended goal with waking priority Prio and
return the corresponding suspension object in Susp.
- merge_suspension_lists(+Pos1, +Attr1, +Pos2, +Attr2)
- Destructively merge the suspension list on Pos1 in structure Attr1
into the suspension list on Pos2 in structure Attr2.
- notify_constrained(-AttrVar)
- Notify the system that the attributed variable was constrained.
- schedule_suspensions(+Trigger)
- Take the suspension list associated with the symbolic trigger
Trigger and schedule them for execution.
- schedule_suspensions(+Position, +Attribute)
- Take the suspension list on argument position Position within Attribute,
and schedule them for execution.
- set_suspension_data(+Susp, +Name, +Value)
- Modify properties of suspended goals.
- subcall(+Goal, ?Delayed_goals)
- Succeeds iff Goal succeeds and unifies Delayed_goals with a list of
remaining delayed goals.
- suspend(+Goal, +Prio, +CondList)
- Delay the Goal and wake it with priority Prio as soon as one of the
specifications in CondList occurs.
- suspend(+Goal, +Prio, +CondList, -Susp)
- Delay the Goal as suspension Susp and wake it with priority Prio
as soon as one of the specifications in CondList occurs.
- suspensions(-Susps)
- Returns a list of all currently live (sleeping or scheduled) suspensions.
- suspensions(?Var, ?SuspensionList)
- Retrieves a list of all suspensions attached to the variable Var.
- trigger(+Trigger)
- Wake the suspensions associated with the symbolic trigger Trigger
until there are no more left.
- wake
- Execute all scheduled suspensions whose priorities are higher than the current
one.
Generated from suspensions.eci on Sat Aug 7 01:44:20 2004