Function lockDataDirectory

tools/parser/main.cpp:50–62

using json = nlohmann::json;

void lockDataDirectory(const blocksci::DataConfiguration &dataConfig) {
    filesystem::path pidFile = dataConfig.pidFilePath();

    if(pidFile.exists()) {
        std::cout << "A PID file exists in the data directory, another parser instance might already be running. Aborting." << std::endl;
        exit(1);
    } else {
        std::cout << "Locking data directory." << std::endl;
        std::ofstream rawFile(pidFile.str());
        rawFile << getpid();
        rawFile.close();
    }
}

void lockDataDirectory(const ParserConfigurationBase &config) {
    lockDataDirectory(config.dataConfig);