From f6fa41dd7b3677d0f7441db83cbd6c8a0283a499 Mon Sep 17 00:00:00 2001
From: Martin Lucina <mato@kotelna.sk>
Date: Sat, 10 Apr 2010 16:51:22 +0200
Subject: Compile perf tests with the C++ compiler

This lets us build the binaries in a portable fashion w/o having to worry
about how to link with the C++ runtime.
---
 perf/local_thr.cpp | 136 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 136 insertions(+)
 create mode 100644 perf/local_thr.cpp

(limited to 'perf/local_thr.cpp')

diff --git a/perf/local_thr.cpp b/perf/local_thr.cpp
new file mode 100644
index 0000000..b612157
--- /dev/null
+++ b/perf/local_thr.cpp
@@ -0,0 +1,136 @@
+/*
+    Copyright (c) 2007-2010 iMatix Corporation
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify it under
+    the terms of the Lesser 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
+    Lesser GNU General Public License for more details.
+
+    You should have received a copy of the Lesser GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "../include/zmq.h"
+#include <stdio.h>
+#include <stdlib.h>
+
+int main (int argc, char *argv [])
+{
+    const char *bind_to;
+    int message_count;
+    size_t message_size;
+    void *ctx;
+    void *s;
+    int rc;
+    int i;
+    zmq_msg_t msg;
+    void *watch;
+    unsigned long elapsed;
+    unsigned long throughput;
+    double megabits;
+
+    if (argc != 4) {
+        printf ("usage: local_thr <bind-to> <message-size> <message-count>\n");
+        return 1;
+    }
+    bind_to = argv [1];
+    message_size = atoi (argv [2]);
+    message_count = atoi (argv [3]);
+
+    ctx = zmq_init (1, 1, 0);
+    if (!ctx) {
+        printf ("error in zmq_send: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    s = zmq_socket (ctx, ZMQ_SUB);
+    if (!s) {
+        printf ("error in zmq_socket: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    rc = zmq_setsockopt (s, ZMQ_SUBSCRIBE , "", 0);
+    if (rc != 0) {
+        printf ("error in zmq_setsockopt: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    //  Add your socket options here.
+    //  For example ZMQ_RATE, ZMQ_RECOVERY_IVL and ZMQ_MCAST_LOOP for PGM.
+
+    rc = zmq_bind (s, bind_to);
+    if (rc != 0) {
+        printf ("error in zmq_bind: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    rc = zmq_msg_init (&msg);
+    if (rc != 0) {
+        printf ("error in zmq_msg_init: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    rc = zmq_recv (s, &msg, 0);
+    if (rc != 0) {
+        printf ("error in zmq_recv: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+    if (zmq_msg_size (&msg) != message_size) {
+        printf ("message of incorrect size received\n");
+        return -1;
+    }
+
+    watch = zmq_stopwatch_start ();
+
+    for (i = 0; i != message_count - 1; i++) {
+        rc = zmq_recv (s, &msg, 0);
+        if (rc != 0) {
+            printf ("error in zmq_recv: %s\n", zmq_strerror (errno));
+            return -1;
+        }
+        if (zmq_msg_size (&msg) != message_size) {
+            printf ("message of incorrect size received\n");
+            return -1;
+        }
+    }
+
+    elapsed = zmq_stopwatch_stop (watch);
+    if (elapsed == 0)
+        elapsed = 1;
+
+    rc = zmq_msg_close (&msg);
+    if (rc != 0) {
+        printf ("error in zmq_msg_close: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    throughput = (unsigned long)
+        ((double) message_count / (double) elapsed * 1000000);
+    megabits = (double) (throughput * message_size * 8) / 1000000;
+
+    printf ("message size: %d [B]\n", (int) message_size);
+    printf ("message count: %d\n", (int) message_count);
+    printf ("mean throughput: %d [msg/s]\n", (int) throughput);
+    printf ("mean throughput: %.3f [Mb/s]\n", (double) megabits);
+
+    rc = zmq_close (s);
+    if (rc != 0) {
+        printf ("error in zmq_close: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    rc = zmq_term (ctx);
+    if (rc != 0) {
+        printf ("error in zmq_term: %s\n", zmq_strerror (errno));
+        return -1;
+    }
+
+    return 0;
+}
-- 
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