39     static bool getFlag(const std::string& key, T* value) {  in getFlag()
42             std::cerr << "Required " << key << " flag." << std::endl;  in getFlag()
47             std::cerr << "Cannot parse " << envValue << "." << std::endl;  in getFlag()
53     static std::string read(std::basic_istream<char>& is) {  in read()
54         std::stringstream ss;  in read()
59     std::basic_ostream<char>& out() const {  in out()
60         return mOutFileRef == nullptr ? std::cout : *mOutFileRef;  in out()
64         std::string error;  in assembleHalManifest()
75                 std::cerr << "FATAL ERROR: cannot generate a compatible matrix: " << error  in assembleHalManifest()
76                           << std::endl;  in assembleHalManifest()
94                 std::cerr << "Cannot parse check file as a compatibility matrix: "  in assembleHalManifest()
95                           << gCompatibilityMatrixConverter.lastError() << std::endl;  in assembleHalManifest()
99                 std::cerr << "Not compatible: " << error << std::endl;  in assembleHalManifest()
108         std::string error;  in assembleCompatibilityMatrix()
128                 std::cerr << "Cannot parse check file as a HAL manifest: "  in assembleCompatibilityMatrix()
129                           << gHalManifestConverter.lastError() << std::endl;  in assembleCompatibilityMatrix()
133                 std::cerr << "Not compatible: " << error << std::endl;  in assembleCompatibilityMatrix()
143             std::cerr << "Missing input file." << std::endl;  in assemble()
147         std::string fileContent = read(mInFile);  in assemble()
163         std::cerr << "Input file has unknown format." << std::endl  in assemble()
165                   << gHalManifestConverter.lastError() << std::endl  in assemble()
167                   << gCompatibilityMatrixConverter.lastError() << std::endl;  in assemble()
172         mOutFileRef = std::make_unique<std::ofstream>();  in openOutFile()
190     std::ifstream mInFile;
191     std::unique_ptr<std::ofstream> mOutFileRef;
192     std::ifstream mCheckFile;
200     std::cerr << "assemble_vintf: Checks if a given manifest / matrix file is valid and \n"  in help()
228     std::string inFilePath;  in main()
237                     std::cerr << "Failed to open " << optarg << std::endl;  in main()
244                     std::cerr << "Failed to open " << optarg << std::endl;  in main()
256                         std::cerr << "Failed to open " << optarg << std::endl;  in main()
260                     std::cerr << "WARNING: no compatibility check is done on "  in main()
261                               << inFilePath << std::endl;  in main()