stopwatch returned to libzmq

include/zmq.h

@@ -223,6 +223,8 @@ ZMQ_EXPORT int zmq_poll (zmq_pollitem_t *items, int nitems, long timeout);
 
 ZMQ_EXPORT int zmq_device (int device, void * insocket, void* outsocket);
 
+#undef ZMQ_EXPORT
+
 #ifdef __cplusplus
 }
 #endif

include/zmq_utils.h

@@ -17,24 +17,33 @@
     along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
-#ifndef __HELPERS_H_INCLUDED__
-#define __HELPERS_H_INCLUDED__
+#ifndef __ZMQ_UTILS_H_INCLUDED__
+#define __ZMQ_UTILS_H_INCLUDED__
 
-/******************************************************************************/
-/*  Helper functions.                                                         */
-/******************************************************************************/
+/*  Win32 needs special handling for DLL exports                              */
+#if defined _WIN32
+#   if defined DLL_EXPORT
+#       define ZMQ_EXPORT __declspec(dllexport)
+#   else
+#       define ZMQ_EXPORT __declspec(dllimport)
+#   endif
+#else
+#   define ZMQ_EXPORT
+#endif
 
 /*  Helper functions are used by perf tests so that they don't have to care   */
 /*  about minutiae of time-related functions on different OS platforms.       */
 
 /*  Starts the stopwatch. Returns the handle to the watch.                    */
-void *stopwatch_start ();
+ZMQ_EXPORT void *zmq_stopwatch_start ();
 
 /*  Stops the stopwatch. Returns the number of microseconds elapsed since     */
 /*  the stopwatch was started.                                                */
-unsigned long stopwatch_stop (void *watch_);
+ZMQ_EXPORT unsigned long zmq_stopwatch_stop (void *watch_);
 
 /*  Sleeps for specified number of seconds.                                   */
-void perf_sleep (int seconds_);
+ZMQ_EXPORT void zmq_sleep (int seconds_);
+
+#undef ZMQ_EXPORT
 
 #endif

perf/Makefile.am

@@ -1,16 +1,15 @@
 INCLUDES = -I$(top_builddir)/include
 
 noinst_PROGRAMS = local_lat remote_lat local_thr remote_thr
-EXTRA_DIST = helpers.h
 
 local_lat_LDADD = $(top_builddir)/src/libzmq.la
-local_lat_SOURCES = local_lat.cpp helpers.cpp
+local_lat_SOURCES = local_lat.cpp
 
 remote_lat_LDADD = $(top_builddir)/src/libzmq.la
-remote_lat_SOURCES = remote_lat.cpp helpers.cpp
+remote_lat_SOURCES = remote_lat.cpp
 
 local_thr_LDADD = $(top_builddir)/src/libzmq.la
-local_thr_SOURCES = local_thr.cpp helpers.cpp
+local_thr_SOURCES = local_thr.cpp
 
 remote_thr_LDADD = $(top_builddir)/src/libzmq.la
-remote_thr_SOURCES = remote_thr.cpp helpers.cpp
+remote_thr_SOURCES = remote_thr.cpp

perf/helpers.cpp

@@ -1,86 +0,0 @@
-/*
-    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 <assert.h>
-#include <stdlib.h>
-#ifdef _WIN32
-#   include "../src/windows.hpp"
-#else
-#   include <sys/time.h>
-#   include <unistd.h>
-#endif
-#include "../src/stdint.hpp"
-
-#ifdef _WIN32
-
-static uint64_t now ()
-{    
-    //  Get the high resolution counter's accuracy.
-    LARGE_INTEGER ticksPerSecond;
-    QueryPerformanceFrequency (&ticksPerSecond);
-
-    //  What time is it?
-    LARGE_INTEGER tick;
-    QueryPerformanceCounter (&tick);
-
-    //  Convert the tick number into the number of seconds
-    //  since the system was started.
-    double ticks_div = (double) (ticksPerSecond.QuadPart / 1000000);     
-    return (uint64_t) (tick.QuadPart / ticks_div);
-}
-
-void perf_sleep (int seconds_)
-{
-    Sleep (seconds_ * 1000);
-}
-
-#else /* not _WIN32 */
-
-static uint64_t now ()
-{
-    struct timeval tv;
-    int rc;
-
-    rc = gettimeofday (&tv, NULL);
-    assert (rc == 0);
-    return (tv.tv_sec * (uint64_t) 1000000 + tv.tv_usec);
-}
-
-void perf_sleep (int seconds_)
-{
-    sleep (seconds_);
-}
-
-#endif /* _WIN32 */
-
-void *stopwatch_start ()
-{
-    uint64_t *watch = (uint64_t*) malloc (sizeof (uint64_t));
-    assert (watch);
-    *watch = now ();
-    return (void*) watch;
-}
-
-unsigned long stopwatch_stop (void *watch_)
-{
-    uint64_t end = now ();
-    uint64_t start = *(uint64_t*) watch_;
-    free (watch_);
-    return (unsigned long) (end - start);
-}

perf/local_lat.cpp

@@ -18,9 +18,9 @@
 */
 
 #include "../include/zmq.h"
+#include "../include/zmq_utils.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include "helpers.h"
 
 int main (int argc, char *argv [])
 {
@@ -89,7 +89,7 @@ int main (int argc, char *argv [])
         return -1;
     }
 
-    perf_sleep (1);
+    zmq_sleep (1);
 
     rc = zmq_close (s);
     if (rc != 0) {

perf/local_thr.cpp

@@ -18,9 +18,9 @@
 */
 
 #include "../include/zmq.h"
+#include "../include/zmq_utils.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include "helpers.h"
 
 int main (int argc, char *argv [])
 {
@@ -88,7 +88,7 @@ int main (int argc, char *argv [])
         return -1;
     }
 
-    watch = stopwatch_start ();
+    watch = zmq_stopwatch_start ();
 
     for (i = 0; i != message_count - 1; i++) {
         rc = zmq_recv (s, &msg, 0);
@@ -102,7 +102,7 @@ int main (int argc, char *argv [])
         }
     }
 
-    elapsed = stopwatch_stop (watch);
+    elapsed = zmq_stopwatch_stop (watch);
     if (elapsed == 0)
         elapsed = 1;
 

perf/remote_lat.cpp

@@ -18,10 +18,10 @@
 */
 
 #include "../include/zmq.h"
+#include "../include/zmq_utils.h"
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
-#include "helpers.h"
 
 int main (int argc, char *argv [])
 {
@@ -71,7 +71,7 @@ int main (int argc, char *argv [])
     }
     memset (zmq_msg_data (&msg), 0, message_size);
 
-    watch = stopwatch_start ();
+    watch = zmq_stopwatch_start ();
 
     for (i = 0; i != roundtrip_count; i++) {
         rc = zmq_send (s, &msg, 0);
@@ -90,7 +90,7 @@ int main (int argc, char *argv [])
         }
     }
 
-    elapsed = stopwatch_stop (watch);
+    elapsed = zmq_stopwatch_stop (watch);
 
     rc = zmq_msg_close (&msg);
     if (rc != 0) {

perf/remote_thr.cpp

@@ -18,9 +18,9 @@
 */
 
 #include "../include/zmq.h"
+#include "../include/zmq_utils.h"
 #include <stdio.h>
 #include <stdlib.h>
-#include "helpers.h"
 
 int main (int argc, char *argv [])
 {
@@ -81,7 +81,7 @@ int main (int argc, char *argv [])
         }
     }
 
-    perf_sleep (10);
+    zmq_sleep (10);
 
     rc = zmq_close (s);
     if (rc != 0) {

src/Makefile.am

@@ -3,7 +3,7 @@ lib_LTLIBRARIES = libzmq.la
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = libzmq.pc
 
-include_HEADERS = ../include/zmq.h ../include/zmq.hpp
+include_HEADERS = ../include/zmq.h ../include/zmq.hpp ../include/zmq_utils.h
 
 if BUILD_PGM
 pgm_sources = ../foreign/openpgm/@pgm_basename@/openpgm/pgm/packet.c \

src/zmq.cpp

@@ -661,3 +661,66 @@ int zmq_device (int device_, void *insocket_, void *outsocket_)
         return EINVAL;
     }
 }
+
+////////////////////////////////////////////////////////////////////////////////
+//  0MQ utils - to be used by perf tests
+////////////////////////////////////////////////////////////////////////////////
+
+#if defined ZMQ_HAVE_WINDOWS
+
+static uint64_t now ()
+{    
+    //  Get the high resolution counter's accuracy.
+    LARGE_INTEGER ticksPerSecond;
+    QueryPerformanceFrequency (&ticksPerSecond);
+
+    //  What time is it?
+    LARGE_INTEGER tick;
+    QueryPerformanceCounter (&tick);
+
+    //  Convert the tick number into the number of seconds
+    //  since the system was started.
+    double ticks_div = (double) (ticksPerSecond.QuadPart / 1000000);     
+    return (uint64_t) (tick.QuadPart / ticks_div);
+}
+
+void zmq_sleep (int seconds_)
+{
+    Sleep (seconds_ * 1000);
+}
+
+#else
+
+static uint64_t now ()
+{
+    struct timeval tv;
+    int rc;
+
+    rc = gettimeofday (&tv, NULL);
+    assert (rc == 0);
+    return (tv.tv_sec * (uint64_t) 1000000 + tv.tv_usec);
+}
+
+void zmq_sleep (int seconds_)
+{
+    sleep (seconds_);
+}
+
+#endif
+
+void *zmq_stopwatch_start ()
+{
+    uint64_t *watch = (uint64_t*) malloc (sizeof (uint64_t));
+    assert (watch);
+    *watch = now ();
+    return (void*) watch;
+}
+
+unsigned long zmq_stopwatch_stop (void *watch_)
+{
+    uint64_t end = now ();
+    uint64_t start = *(uint64_t*) watch_;
+    free (watch_);
+    return (unsigned long) (end - start);
+}
+