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libzmq master
The Intelligent Transport Layer
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00001 /* 00002 Copyright (c) 2009-2011 250bpm s.r.o. 00003 Copyright (c) 2007-2011 Other contributors as noted in the AUTHORS file 00004 00005 This file is part of 0MQ. 00006 00007 0MQ is free software; you can redistribute it and/or modify it under 00008 the terms of the GNU Lesser General Public License as published by 00009 the Free Software Foundation; either version 3 of the License, or 00010 (at your option) any later version. 00011 00012 0MQ is distributed in the hope that it will be useful, 00013 but WITHOUT ANY WARRANTY; without even the implied warranty of 00014 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 00015 GNU Lesser General Public License for more details. 00016 00017 You should have received a copy of the GNU Lesser General Public License 00018 along with this program. If not, see <http://www.gnu.org/licenses/>. 00019 */ 00020 00021 #ifndef __ZMQ_UTILS_H_INCLUDED__ 00022 #define __ZMQ_UTILS_H_INCLUDED__ 00023 00024 #ifdef __cplusplus 00025 extern "C" { 00026 #endif 00027 00028 /* Handle DSO symbol visibility */ 00029 #if defined _WIN32 00030 # if defined DLL_EXPORT 00031 # define ZMQ_EXPORT __declspec(dllexport) 00032 # else 00033 # define ZMQ_EXPORT __declspec(dllimport) 00034 # endif 00035 #else 00036 # if defined __SUNPRO_C || defined __SUNPRO_CC 00037 # define ZMQ_EXPORT __global 00038 # elif (defined __GNUC__ && __GNUC__ >= 4) || defined __INTEL_COMPILER 00039 # define ZMQ_EXPORT __attribute__ ((visibility("default"))) 00040 # else 00041 # define ZMQ_EXPORT 00042 # endif 00043 #endif 00044 00045 /* Helper functions are used by perf tests so that they don't have to care */ 00046 /* about minutiae of time-related functions on different OS platforms. */ 00047 00048 /* Starts the stopwatch. Returns the handle to the watch. */ 00049 ZMQ_EXPORT void *zmq_stopwatch_start (void); 00050 00051 /* Stops the stopwatch. Returns the number of microseconds elapsed since */ 00052 /* the stopwatch was started. */ 00053 ZMQ_EXPORT unsigned long zmq_stopwatch_stop (void *watch_); 00054 00055 /* Sleeps for specified number of seconds. */ 00056 ZMQ_EXPORT void zmq_sleep (int seconds_); 00057 00058 #undef ZMQ_EXPORT 00059 00060 #ifdef __cplusplus 00061 } 00062 #endif 00063 00064 #endif