generate: Iterate on function support

Author: tmc

generate/codegen/gen_function.go

@@ -284,6 +284,10 @@ func (f *Function) WriteCSignature(currentModule *modules.Module, cw *CodeWriter
 	var returnTypeStr string
 	rt := f.Type.ReturnType
 	returnTypeStr = rt.CName()
+	// check for CSignature:
+	if cs, ok := rt.(hasCSignature); ok {
+		returnTypeStr = cs.CSignature()
+	}
 	if hasBlockParam(f.Parameters) {
 		cw.WriteLineF("// // TODO: %v not implemented (missing block param support)", f.Name)
 		return

generate/typing/pointer_type.go

@@ -56,6 +56,8 @@ func (c *PointerType) CName() string {
 		return ""
 	case *RefType:
 		return tt.CName() + "*"
+	case *PointerType:
+		return tt.Type.CName()
 	default:
 		return c.Type.CName()
 	}