81 static void PrintError(const std::string& arg, std::string msg, bool from_env) {  in PrintError()  argument
83     std::string variable(arg);  in PrintError()
87   } else if (arg[0] == '-') {  in PrintError()
88     printf("%s %s\n", arg.c_str(), msg.c_str());  in PrintError()
90     printf("--%s %s\n", arg.c_str(), msg.c_str());  in PrintError()
95 static bool GetNumeric(const std::string& arg, const std::string& value, IntType* numeric_value,  in GetNumeric()  argument
99     PrintError(arg, std::string("value overflows (") + value + ")", from_env);  in GetNumeric()
103     PrintError(arg, std::string("value is not formatted as a numeric value (") + value + ")",  in GetNumeric()
117 bool Options::SetNumeric(const std::string& arg, const std::string& value, bool from_env) {  in SetNumeric()  argument
118   uint64_t* numeric = &numerics_.find(arg)->second;  in SetNumeric()
119   if (!GetNumeric<uint64_t>(arg, value, numeric, from_env)) {  in SetNumeric()
123     PrintError(arg, "requires a number greater than zero.", from_env);  in SetNumeric()
129 bool Options::SetNumericEnvOnly(const std::string& arg, const std::string& value, bool from_env) {  in SetNumericEnvOnly()  argument
131     PrintError(arg, "is only supported as an environment variable.", false);  in SetNumericEnvOnly()
134   uint64_t* numeric = &numerics_.find(arg)->second;  in SetNumericEnvOnly()
135   if (!GetNumeric<uint64_t>(arg, value, numeric, from_env)) {  in SetNumericEnvOnly()
141 bool Options::SetBool(const std::string& arg, const std::string&, bool) {  in SetBool()  argument
142   bools_.find(arg)->second = true;  in SetBool()
146 bool Options::SetIterations(const std::string& arg, const std::string& value, bool from_env) {  in SetIterations()  argument
147   if (!GetNumeric<int>(arg, value, &num_iterations_, from_env)) {  in SetIterations()
153 bool Options::SetString(const std::string& arg, const std::string& value, bool) {  in SetString()  argument
154   strings_.find(arg)->second = value;  in SetString()
158 bool Options::SetXmlFile(const std::string& arg, const std::string& value, bool from_env) {  in SetXmlFile()  argument
160     PrintError(arg, "only supports an xml output file.", from_env);  in SetXmlFile()
165     PrintError(arg, "requires a file name after xml:", from_env);  in SetXmlFile()
172       PrintError(arg,  in SetXmlFile()
190 bool Options::HandleArg(const std::string& arg, const std::string& value, const ArgInfo& info,  in HandleArg()  argument
193     PrintError(arg, "is not compatible with isolation runs.", from_env);  in HandleArg()
199       PrintError(arg, "requires an argument.", from_env);  in HandleArg()
203     if (info.func != nullptr && !(this->*(info.func))(arg, value, from_env)) {  in HandleArg()
207     PrintError(arg, "does not take an argument.", from_env);  in HandleArg()
210     return (this->*(info.func))(arg, value, from_env);  in HandleArg()
260 bool Options::ProcessSingle(const char* arg, std::vector<char*>* child_args, bool allow_flagfile) {  in ProcessSingle()  argument
261   if (strncmp("--", arg, 2) != 0) {  in ProcessSingle()
262     if (arg[0] == '-') {  in ProcessSingle()
263       printf("Unknown argument: %s\n", arg);  in ProcessSingle()
266       printf("Unexpected argument '%s'\n", arg);  in ProcessSingle()
274   const char* equal = strchr(arg, '=');  in ProcessSingle()
276     name = std::string(&arg[2], static_cast<size_t>(equal - arg) - 2);  in ProcessSingle()
279     name = &arg[2];  in ProcessSingle()
283     printf("Unknown argument: %s\n", arg);  in ProcessSingle()
288     child_args->push_back(strdup(arg));  in ProcessSingle()
299       printf("Argument: %s is not allowed in flag file.\n", arg);  in ProcessSingle()