January 01, 2003
Multithreaded Programming with the Command Pattern
Multithreaded Programming with the Command Pattern
Listing 2 Thread synchronization using mutex variables
#include <windows.h>
#include <iostream>
HANDLE mutex;
void thread_entry ()
{
WaitForSingleObject ( mutex, INFINITE );
for ( int i = 10; i > 0; --i )
{
Sleep ( 200 );
std::cout << "world" << std::endl;
}
ReleaseMutex ( mutex );
}
int main ()
{
mutex = CreateMutex ( 0, NULL, 0 );
HANDLE thread = CreateThread ( NULL, 0,
( LPTHREAD_START_ROUTINE ) thread_entry,
NULL, 0, NULL );
WaitForSingleObject ( mutex, INFINITE );
for ( int i = 10; i > 0; --i )
{
Sleep ( 100 );
std::cout << "hello" << std::endl;
}
ReleaseMutex ( mutex );
WaitForSingleObject ( thread, INFINITE );
return ( 0 );
}
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