// Utility, for bundlegen
public bool DefineConstantTarget(string name, Result r, IWarningLogger log)
{
TargetBuilder tb = DefineTarget(name, log);
if (tb == null)
{
return(true);
}
tb.RuleType = typeof(Mono.Build.RuleLib.CloneRule);
tb.AddDep(r);
return(false);
}
// Returns null and logs an error if the target with the given
// name has already been defined.
public TargetBuilder DefineTarget(string name, IWarningLogger log)
{
if (done_modifying)
{
throw ExHelp.InvalidOp("Cannot define target {0} because its " +
"provider is now unmodifiable", name);
}
TargetBuilder tb = EnsureTarget(name);
if (tb.Define(log))
{
return(null);
}
return(tb);
}
public TargetBuilder ReferenceTarget(string name)
{
if (targets.ContainsKey(name))
{
return(targets[name]);
}
if (done_modifying)
{
throw ExHelp.InvalidOp("Cannot reference new target {0} because its " +
"provider is been marked as finished", name);
}
TargetBuilder tb = CreateTarget(name);
targets[name] = tb;
return(tb);
}
public TargetBuilder RequestTarget(string name)
{
// We can request targets via a SetDefault call via ApplyTemplate
// via ResolveTemplate during target fixup, at which point providers
// will have their done_modifying flag set. So only signal the error
// if the request would have actually created a new target, not if
// it is effectively a noop.
if (done_modifying && !targets.ContainsKey(name))
{
throw ExHelp.InvalidOp("Cannot request target {0} because its " +
"provider is now unmodifiable", name);
}
TargetBuilder tb = EnsureTarget(name);
tb.Request();
return(tb);
}
