if pkgconfig.Granularity != "perfunc" {
			ast.Walk(f, n.Body)
		}
		if *pkgcfg != "" {
			flit := true
			f.postFunc(n, fname, flit, n.Body)
		}
		return nil
	}
	return f
}

func mkCounterVarName(idx int) string {
	return fmt.Sprintf("%s_%d", *varVar, idx)
}

func mkPackageIdVar() string {
	return *varVar + "P"
}

func mkMetaVar() string {
	return *varVar + "M"
}