Mutex测试

#include <stdio.h>
#include <windows.h>

int main()
{
 HANDLE hMutex = OpenMutex (MUTEX_ALL_ACCESS, TRUE, "MUTEX_SAMPLE");
 if (hMutex != NULL)
 {
  printf ("Another Process Is Running!/nExit!/n");
  return 0;
 }
 
 hMutex = CreateMutex (NULL, FALSE, "MUTEX_SAMPLE");
 if (hMutex == NULL)
 {
  printf ("CreateMutex Failded!/n");
  return 0;
 }
 
 printf ("I'm Running!");
 Sleep(100000);

 return 0;
}