Function AppInitRPC

src/bitcoin-cli.cpp:204–255

This function returns either one of EXIT_ codes when it's expected to stop the process or CONTINUE_EXECUTION when it's expected to continue further.

// CONTINUE_EXECUTION when it's expected to continue further.
//
static int AppInitRPC(int argc, char* argv[])
{
    SetupCliArgs(gArgs);
    std::string error;
    if (!gArgs.ParseParameters(argc, argv, error)) {
        tfm::format(std::cerr, "Error parsing command line arguments: %s\n", error);
        return EXIT_FAILURE;
    }
    if (argc < 2 || HelpRequested(gArgs) || gArgs.GetBoolArg("-version", false)) {
        std::string strUsage = CLIENT_NAME " RPC client version " + FormatFullVersion() + "\n";

        if (gArgs.GetBoolArg("-version", false)) {
            strUsage += FormatParagraph(LicenseInfo());
        } else {
            strUsage += "\n"
                "The bitcoin-cli utility provides a command line interface to interact with a " CLIENT_NAME " RPC server.\n"
                "\nIt can be used to query network information, manage wallets, create or broadcast transactions, and control the " CLIENT_NAME " server.\n"
                "\nUse the \"help\" command to list all commands. Use \"help <command>\" to show help for that command.\n"
                "The -named option allows you to specify parameters using the key=value format, eliminating the need to pass unused positional parameters.\n"
                "\n"
                "Usage: bitcoin-cli [options] <command> [params]\n"
                "or:    bitcoin-cli [options] -named <command> [name=value]...\n"
                "or:    bitcoin-cli [options] help\n"
                "or:    bitcoin-cli [options] help <command>\n"
                "\n";
            strUsage += "\n" + gArgs.GetHelpMessage();
        }

        tfm::format(std::cout, "%s", strUsage);
        if (argc < 2) {
            tfm::format(std::cerr, "Error: too few parameters\n");
            return EXIT_FAILURE;
        }
        return EXIT_SUCCESS;
    }
    if (!CheckDataDirOption(gArgs)) {
        tfm::format(std::cerr, "Error: Specified data directory \"%s\" does not exist.\n", gArgs.GetArg("-datadir", ""));
        return EXIT_FAILURE;
    }
    if (!gArgs.ReadConfigFiles(error, true)) {
        tfm::format(std::cerr, "Error reading configuration file: %s\n", error);
        return EXIT_FAILURE;
    }
    // Check for chain settings (BaseParams() calls are only valid after this clause)
    try {
        SelectBaseParams(gArgs.GetChainType());
    } catch (const std::exception& e) {
        tfm::format(std::cerr, "Error: %s\n", e.what());
        return EXIT_FAILURE;
    }
    return CONTINUE_EXECUTION;
}

struct HTTPResponse
{