纤程的使用

#include <stdio.h>#include <windows.h>LPVOID fProducer , fConsumer , fMain;

int RawMaterial ;int Queue ;int MaxQueue ;

VOID CALLBACK FiberProc_Producer( PVOID lpParameter ){    while ( RawMaterial > 0 ){        while ( Queue < MaxQueue && RawMaterial > 0 ) {            Queue ++ ;            RawMaterial -- ;                    puts("produce") ;        }        SwitchToFiber(fConsumer) ;    }    puts("raw material used up") ;    SwitchToFiber(fMain) ;}

VOID CALLBACK FiberProc_Consumer( PVOID lpParameter ){    while (1){        while ( Queue > 0 ) {            Queue -- ;            puts("consume") ;        }        SwitchToFiber(fProducer) ;    }}

int main(int argc, char *argv[]){Queue = 0 ;    MaxQueue = 3 ;    RawMaterial = 10 ;

    fProducer = CreateFiber(0 , FiberProc_Producer , NULL) ;    fConsumer = CreateFiber(0 , FiberProc_Consumer , NULL) ;

    fMain = ConvertThreadToFiber(NULL) ;

    SwitchToFiber(fConsumer) ;        puts("returned to main fiber") ; getchar(); return 0;}