Function SetConstraintStateCopy

src/backend/commands/trigger.c:5282–5296

* Copy a SetConstraintState */

 * Copy a SetConstraintState
 */
static SetConstraintState
SetConstraintStateCopy(SetConstraintState origstate)
{
	SetConstraintState state;

	state = SetConstraintStateCreate(origstate->numstates);

	state->all_isset = origstate->all_isset;
	state->all_isdeferred = origstate->all_isdeferred;
	state->numstates = origstate->numstates;
	memcpy(state->trigstates, origstate->trigstates,
		   origstate->numstates * sizeof(SetConstraintTriggerData));

	return state;
}

/*
 * Add a per-trigger item to a SetConstraintState.  Returns possibly-changed