/*
Mastering Visual C# .NET
by Jason Price, Mike Gunderloy
Publisher: Sybex;
ISBN: 0782129110
*/
/*
Example14_11.cs illustrates the use of the Mutex object
*/
using System;
using System.Threading;
public class Example14_11
{
// a shared counter
private static int Runs = 0;
// a mutex
static Mutex mtx;
// the CountUp method increments the shared counter
public static void CountUp()
{
while (Runs < 10)
{
// acquire the mutex
mtx.WaitOne();
int Temp = Runs;
Temp++;
Console.WriteLine(Thread.CurrentThread.Name + " " + Temp);
Thread.Sleep(1000);
Runs = Temp;
// release the mutex
mtx.ReleaseMutex();
}
}
public static void Main()
{
// create the mutex
mtx = new Mutex(false, "RunsMutex");
// create and launch two threads
Thread t2 = new Thread(new ThreadStart(CountUp));
t2.Name = "t2";
Thread t3 = new Thread(new ThreadStart(CountUp));
t3.Name = "t3";
t2.Start();
t3.Start();
}
}