Helpers.hh

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/*
 * Copyright (C) 2014 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

#ifndef IGN_TRANSPORT_HELPERS_HH_
#define IGN_TRANSPORT_HELPERS_HH_

#include <zmq.h>

#include <cstdint>
#include <cstdio>
#include <cstring>
#include <limits>
#include <string>
#include <vector>

#include "ignition/transport/config.hh"
#include "ignition/transport/Export.hh"

#define STR_HELPER(x) #x
#define STR(x) STR_HELPER(x)

// Avoid using deprecated message send/receive function when possible.
#if ZMQ_VERSION >= ZMQ_MAKE_VERSION(4, 3, 1)
  #define IGN_ZMQ_POST_4_3_1
#endif

namespace ignition
{
  namespace transport
  {
    // Inline bracket to help doxygen filtering.
    inline namespace IGNITION_TRANSPORT_VERSION_NAMESPACE {
    //
    static const uint64_t kUnthrottled = std::numeric_limits<uint64_t>::max();

    bool IGNITION_TRANSPORT_VISIBLE env(const std::string &_name,
                                        std::string &_value);

    std::vector<std::string> IGNITION_TRANSPORT_VISIBLE split(
        const std::string &_orig,
        char _delim);

    // Use safer functions on Windows
    #ifdef _MSC_VER
      #define ign_strcat strcat_s
      #define ign_strcpy strcpy_s
      #define ign_sprintf sprintf_s
      #define ign_strdup _strdup
    #else
      #define ign_strcat std::strcat
      #define ign_strcpy std::strcpy
      #define ign_sprintf std::sprintf
      #define ign_strdup strdup
    #endif
  }
  }
}

// IGN_TRANSPORT_HELPERS_HH_
#endif