Function writeRetry

src/Client/ReplxxLineReader.cpp:110–123

}

void writeRetry(int fd, const std::string & data)
{
    size_t bytes_written = 0;
    const char * begin = data.c_str();
    size_t offset = data.size();

    while (bytes_written != offset)
    {
        ssize_t res = ::write(fd, begin + bytes_written, offset - bytes_written);
        if ((-1 == res || 0 == res) && errno != EINTR)
            throw std::runtime_error(fmt::format("Cannot write to {}: {}", fd, errnoToString()));
        bytes_written += res;
    }
}
std::string readFile(const std::string & path)
{
    std::string out;