C++ (Cpp) OptionsMap::erase示例

示例#1

文件： mh_agent.cpp 项目： russellb/matahari

static void
verify_broker_option(OptionsMap& options)
{
    if (!options.count("servername")) {
        return;
    }

    struct addrinfo hints, *res;
    std::string broker = options["servername"];

    memset(&hints, 0, sizeof(struct addrinfo));
    hints.ai_family = AF_UNSPEC;

    if (getaddrinfo(broker.c_str(), NULL, &hints, &res) == 0) {
        freeaddrinfo(res);
    } else {
        OptionsMap::iterator iter = options.find("servername");
        options.erase(iter);
        mh_err("Broker '%s' is not resolvable - ignoring", broker.c_str());
    }
}