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https://github.com/zeromq/libzmq.git
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51 lines
1.4 KiB
C++
Executable File
51 lines
1.4 KiB
C++
Executable File
/*
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Copyright (c) 2007-2009 FastMQ Inc.
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This file is part of 0MQ.
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0MQ is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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0MQ is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <zmq.hpp>
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#include <stdio.h>
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#include <string.h>
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#include <assert.h>
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int main (int argc, const char *argv [])
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{
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// Check the command line syntax.
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if (argc != 2) {
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fprintf (stderr, "usage: display <address>\n");
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return 1;
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}
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// Retrieve command line arguments
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const char *address = argv [1];
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// Initialise 0MQ infrastructure.
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zmq::context_t ctx (1, 1);
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zmq::socket_t s (ctx, ZMQ_SUB);
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s.setsockopt (ZMQ_SUBSCRIBE, "*", 1);
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s.connect (address);
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while (true) {
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// Get a message and print it to the console.
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zmq::message_t msg;
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s.recv (&msg);
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fprintf (stdout, "%s", (char*) msg.data ());
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fflush (stdout);
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}
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}
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