initial commit

examples/chat/prompt.cpp

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+/*
+    Copyright (c) 2007-2009 FastMQ Inc.
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    0MQ is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <string.h>
+#include <string>
+#include <iostream>
+
+using namespace std;
+
+#include <zs.hpp>
+
+int main (int argc, const char *argv [])
+{
+    //  Check the command line syntax.
+    if (argc != 3) {
+        cerr << "usage: prompt <chatroom-in-address> <user name>" << endl;
+        return 1;
+    }
+
+    //  Retrieve command line arguments
+    const char *chatroom_in_address = argv [1];
+    const char *user_name = argv [2];
+
+    //  Initialise 0MQ infrastructure and connect to the chatroom.
+    zs::context_t ctx (1, 1);
+    zs::socket_t s (ctx, ZS_PUB);
+    s.connect (chatroom_in_address);
+
+    while (true) {
+
+        //  Allow user to input the message text. Prepend it by user name.
+        char textbuf [1024];
+        char *rcc = fgets (textbuf, sizeof (textbuf), stdin);
+        assert (rcc);
+        string text (user_name);
+        text = text + ": " + textbuf;
+
+        //  Create the message (terminating zero is part of the message)
+        zs::message_t message (text.size () + 1);
+        memcpy (message.data (), text.c_str (), text.size () + 1);
+
+        //  Send the message
+        s.send (message);
+    }
+}