sample/mutex/main.cpp

/*

threads_1: Multithreading support library
Yauheni A. Akhotnikau (C) 2002-2003
eao197@yahoo.com
-------------------------------------------------

Permission is granted to anyone to use this software for any purpose on any
computer system, and to redistribute it freely, subject to the following
restrictions:

1. This software 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.

2. The origin of this software must not be misrepresented, either by
   explicit claim or by omission.

3. Altered versions must be plainly marked as such, and must not be
   misrepresented as being the original software.

-------------------------------------------------

*/
#include <iostream>

#include <time.h>

#include <cpp_util_2/h/defs.hpp>

#include <threads_1/h/threads.hpp>

int
main()
{
  threads_1::mutex_sem_t mutex;

  std::cout << "Start" << std::endl;

  clock_t start, finish;
  start = clock();

  for( int i = 0; i != 1000000; ++i )
  {
    mutex.lock();
    mutex.release();
  }

  finish = clock();

  std::cout << "Finish" << std::endl;

  std::cout << "Time: " << finish - start << std::endl;

  return 0;
}

00001 /*
00002 
00003 threads_1: Multithreading support library
00004 Yauheni A. Akhotnikau (C) 2002-2003
00005 eao197@yahoo.com
00006 -------------------------------------------------
00007 
00008 Permission is granted to anyone to use this software for any purpose on any
00009 computer system, and to redistribute it freely, subject to the following
00010 restrictions:
00011 
00012 1. This software 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.
00015 
00016 2. The origin of this software must not be misrepresented, either by
00017    explicit claim or by omission.
00018 
00019 3. Altered versions must be plainly marked as such, and must not be
00020    misrepresented as being the original software.
00021 
00022 -------------------------------------------------
00023 
00024 */
00025 #include <iostream>
00026 
00027 #include <time.h>
00028 
00029 #include <cpp_util_2/h/defs.hpp>
00030 
00031 #include <threads_1/h/threads.hpp>
00032 
00033 int
00034 main()
00035 {
00036   threads_1::mutex_sem_t mutex;
00037 
00038   std::cout << "Start" << std::endl;
00039 
00040   clock_t start, finish;
00041   start = clock();
00042 
00043   for( int i = 0; i != 1000000; ++i )
00044   {
00045     mutex.lock();
00046     mutex.release();
00047   }
00048 
00049   finish = clock();
00050 
00051   std::cout << "Finish" << std::endl;
00052 
00053   std::cout << "Time: " << finish - start << std::endl;
00054 
00055   return 0;
00056 }
00057 

---