polling_util.cpp

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/* SPDX-License-Identifier: MPL-2.0 */
 
#include "precompiled.hpp"
#include "polling_util.hpp"
 
#if defined ZMQ_POLL_BASED_ON_POLL
#include <limits.h>
#include <algorithm>
 
zmq::timeout_t zmq::compute_timeout (const bool first_pass_,
                                     const long timeout_,
                                     const uint64_t now_,
                                     const uint64_t end_)
{
    if (first_pass_)
        return 0;
 
    if (timeout_ < 0)
        return -1;
 
    return static_cast<zmq::timeout_t> (
      std::min<uint64_t> (end_ - now_, INT_MAX));
}
#endif