/// EmitOptionDefintions - Iterate over a list of option descriptions
/// and emit registration code.
void EmitOptionDefintions (const OptionDescriptions& descs,
- bool HasSink,
+ bool HasSink, bool HasExterns,
std::ostream& O)
{
std::vector<OptionDescription> Aliases;
// Emit the sink option.
if (HasSink)
- O << "cl::list<std::string> " << SinkOptionName << "(cl::Sink);\n";
+ O << (HasExterns ? "extern cl" : "cl")
+ << "::list<std::string> " << SinkOptionName
+ << (HasExterns ? ";\n" : "(cl::Sink);\n");
O << '\n';
}
struct PluginData {
OptionDescriptions OptDescs;
bool HasSink;
+ bool HasExterns;
ToolDescriptions ToolDescs;
RecordVector Edges;
int Priority;
};
/// HasSink - Go through the list of tool descriptions and check if
-/// there is one with the 'sink' property set.
+/// there are any with the 'sink' property set.
bool HasSink(const ToolDescriptions& ToolDescs) {
for (ToolDescriptions::const_iterator B = ToolDescs.begin(),
E = ToolDescs.end(); B != E; ++B)
if ((*B)->isSink())
return true;
- return false;
+ return false;
+}
+
+/// HasExterns - Go through the list of option descriptions and check
+/// if there are any external options.
+bool HasExterns(const OptionDescriptions& OptDescs) {
+ for (OptionDescriptions::const_iterator B = OptDescs.begin(),
+ E = OptDescs.end(); B != E; ++B)
+ if (B->second.isExtern())
+ return true;
+
+ return false;
}
/// CollectPluginData - Collect tool and option properties,
const RecordVector& Tools = Records.getAllDerivedDefinitions("Tool");
CollectToolDescriptions(Tools.begin(), Tools.end(), Data.ToolDescs);
Data.HasSink = HasSink(Data.ToolDescs);
+ Data.HasExterns = HasExterns(Data.OptDescs);
// Collect compilation graph edges.
const RecordVector& CompilationGraphs =
EmitIncludes(O);
// Emit global option registration code.
- EmitOptionDefintions(Data.OptDescs, Data.HasSink, O);
+ EmitOptionDefintions(Data.OptDescs, Data.HasSink, Data.HasExterns, O);
// Emit hook declarations.
EmitHookDeclarations(Data.ToolDescs, O);