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/*
Adept MobileRobots Robotics Interface for Applications (ARIA)
Copyright (C) 2004, 2005 ActivMedia Robotics LLC
Copyright (C) 2006, 2007, 2008, 2009, 2010 MobileRobots Inc.
Copyright (C) 2011, 2012, 2013 Adept Technology
This program 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 2 of the License, or
(at your option) any later version.
This program 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, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
If you wish to redistribute ARIA under different terms, contact
Adept MobileRobots for information about a commercial version of ARIA at
robots@mobilerobots.com or
Adept MobileRobots, 10 Columbia Drive, Amherst, NH 03031; +1-603-881-7960
*/
#include "Aria.h"
//#include <time.h>
class TestThread : public ArASyncTask
{
public:
TestThread(int number, ArMutex &mutex);
~TestThread(void) {}
virtual void * runThread(void *arg);
int myNum;
ArMutex &myMutex;
};
TestThread::TestThread(int number, ArMutex &mutex) :
myNum(number),
myMutex(mutex)
{
}
void *TestThread::runThread(void *arg)
{
unsigned int interval;
puts("new thread running...");
while (myRunning)
{
// Yield the processor here so that the other threads get a chance
// to get the lock. calling ArThread::yield() will give sequential
// running of the threads.
//yield();
// Sleeping of 1 microsecond randomizes the order of running of the
// threads.
ArUtil::sleep(1);
myMutex.lock();
interval=rand()%10000;
printf("Thread %d: Locked. Going to sleep for %dms\n", myNum, interval);
ArUtil::sleep(interval);
printf("Thread %d: Unlocking...\n", myNum);
myMutex.unlock();
}
return NULL;
}
int main(int argc, char **argv)
{
puts("Aria init...");
fflush(stdout);
Aria::init(Aria::SIGHANDLE_THREAD, false);
ArMutex mutex;
mutex.setLogName("mutex");
ArMutex::setLockWarningTime(1);
ArMutex::setUnlockWarningTime(5);
TestThread thread1(1, mutex), thread2(2, mutex), thread3(3, mutex),
thread4(4, mutex);
thread1.setThreadName("thread1");
thread2.setThreadName("thread2");
thread3.setThreadName("thread3");
thread4.setThreadName("thread4");
puts("srand...");
srand(time(0));
puts("creating 3 threads...");
thread1.create();
thread2.create();
thread3.create();
printf("main thread name=\"%s\", OS handle=%lu, OS pointer=0x%x\n", ArThread::getThisThreadName(), ArThread::getThisOSThread(), (unsigned int) ArThread::getThisThread());
printf("thread1 thread name=\"%s\", OS handle=%lu, OS pointer=0x%x\n", thread1.getThreadName(), thread1.getOSThread(), (unsigned int) thread1.getThread());
printf("thread2 thread name=\"%s\", OS handle=%lu, OS pointer=0x%x\n", thread2.getThreadName(), thread2.getOSThread(), (unsigned int) thread2.getThread());
printf("thread3 thread name=\"%s\", OS handle=%lu, OS pointer=0x%x\n", thread3.getThreadName(), thread3.getOSThread(), (unsigned int) thread3.getThread());
printf("thread4 (not created yet) thread name=\"%s\", OS handle=%lu, OS pointer=0x%x\n", thread4.getThreadName(), thread4.getOSThread(), (unsigned int) thread4.getThread());
#ifndef MINGW
if(ArThread::getThisOSThread() == thread1.getOSThread() ||
ArThread::getThisOSThread() == thread2.getOSThread() ||
ArThread::getThisOSThread() == thread3.getOSThread() ||
ArThread::getThisOSThread() == thread4.getOSThread() ||
thread1.getOSThread() == thread2.getOSThread() ||
thread1.getOSThread() == thread3.getOSThread() ||
thread1.getOSThread() == thread4.getOSThread() ||
thread2.getOSThread() == thread1.getOSThread() ||
thread2.getOSThread() == thread3.getOSThread() ||
thread2.getOSThread() == thread4.getOSThread() ||
thread3.getOSThread() == thread1.getOSThread() ||
thread3.getOSThread() == thread2.getOSThread() ||
thread3.getOSThread() == thread4.getOSThread() ||
thread4.getOSThread() == thread1.getOSThread() ||
thread4.getOSThread() == thread2.getOSThread() ||
thread4.getOSThread() == thread3.getOSThread() )
{
puts("error, some thread IDs are the same!");
return 5;
}
#endif
puts("run thread 4 in main thread");
thread4.runInThisThread();
puts("exit");
Aria::exit(0);
return(0);
}
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