/// <summary>
/// Gets the pips that can have outputs in the transitive closure of a given set of value and seal directory pips
/// </summary>
protected static void AddTransitiveSpecDependencies(IPipFilterContext context, HashSet <PipId> specFileIds)
{
HashSet <PipId> closure = new HashSet <PipId>();
var stack = new Stack <PipId>();
foreach (var rootPipId in specFileIds)
{
closure.Add(rootPipId);
stack.Push(rootPipId);
}
while (stack.Count > 0)
{
var pipId = stack.Pop();
foreach (PipId dependency in context.GetDependencies(pipId))
{
if (closure.Add(dependency))
{
stack.Push(dependency);
}
}
var pipType = context.GetPipType(pipId);
if (pipType == PipType.Value)
{
// For value pips, get the spec corresponding spec file pip
foreach (var dependent in context.GetDependents(pipId))
{
if (context.GetPipType(dependent) == PipType.SpecFile)
{
if (specFileIds.Add(dependent))
{
stack.Push(dependent);
}
break;
}
}
}
else if (!pipType.IsMetaPip())
{
// Get the value pip for the pip and push to visit its dependencies and the corresponding spec file
foreach (var dependent in context.GetDependents(pipId))
{
if (context.GetPipType(dependent) == PipType.Value)
{
if (closure.Add(dependent))
{
stack.Push(dependent);
}
break;
}
}
}
}
}
/// <inheritdoc/>
protected override IEnumerable <PipId> GetNeighborPips(IPipFilterContext context, PipId pip)
{
return(context.GetDependents(pip).Where(p => context.GetPipType(p) == BuildXL.Pips.Operations.PipType.CopyFile));
}
/// <inheritdoc/>
protected override IEnumerable <PipId> GetNeighborPips(IPipFilterContext context, PipId pip)
{
return(context.GetDependents(pip));
}
