return message
        }
    }

    List<SourceFile> getLibrarySources(String headerPath) {
        updateCommonHeaderPath(app.getLibrarySources(), headerPath)
    }

    List<SourceFile> getAlternateLibrarySources(String headerPath) {
        updateCommonHeaderPath(app.getAlternateLibrarySources(), headerPath)
    }

    SourceFile getCommonHeader(String path = "") {