codegen: Skip visiting fast-vapis

Skip visiting fast-vapis in the code generator when not writing a header
file.  For builds with a very large number of fast-vapi files this can
reduce compile time by more than 50%.

diff --git a/codegen/valaccodebasemodule.vala b/codegen/valaccodebasemodule.vala
index a7d7307a5797221017fca8f65a0efee1b2418267..f39eb1c1e50bee91c26ef03c2e69296c4cdb1ed8 100644 (file)
--- a/codegen/valaccodebasemodule.vala
+++ b/codegen/valaccodebasemodule.vala
@@ -420,7 +420,8 @@ public class Vala.CCodeBaseModule : CodeGenerator {
                /* we're only interested in non-pkg source files */
                var source_files = context.get_source_files ();
                foreach (SourceFile file in source_files) {
-                       if (file.file_type != SourceFileType.PACKAGE) {
+                       if (file.file_type == SourceFileType.SOURCE ||
+                           (context.header_filename != null && file.file_type == SourceFileType.FAST)) {
                                file.accept (this);
                        }
                }