.. _program_listing_file_src_o3ds_subscriber.cpp:

Program Listing for File subscriber.cpp
=======================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_o3ds_subscriber.cpp>` (``src/o3ds/subscriber.cpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #include "subscriber.h"
   
   
   namespace O3DS
   {
   
   bool Subscriber::start(const char *url)
   {
       int ret;
   
       ret = nng_sub0_open(&mSocket);
       if (ret != 0) { return false; }
   
       ret = nng_dial(mSocket, url, NULL, 0);
       if (ret != 0) { return false; }
   
       ret = nng_setopt(mSocket, NNG_OPT_SUB_SUBSCRIBE, "", 0);
       if (ret != 0) { return false; }
   
       return true;
   }
   
   }