您的位置：360文档中心› windows 并发的多线程的应用

windows 并发的多线程的应用

合集下载
相关主题
  1. 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
  2. 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
  3. 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。

（1）苹果香蕉问题

#include

using namespace std;

#include

#include

int k;

HANDLE Apple_;HANDLE Banana_;

CRITICAL_SECTION mmutex;

DWORD WINAPI Son(LPVOID n)

{//HANDLE Apple_; CRITICAL_SECTION mmutex;

int i=1;

OpenSemaphore(MUTEX_ALL_ACCESS,false,"Apple_");

while(1)

{

::WaitForSingleObject(Apple_,INFINITE);//等苹果

cout<<"Son eats"<

LeaveCriticalSection(&mmutex);

i++;

}

::CloseHandle(Apple_);

return 0;

}

DWORD WINAPI Daughter(LPVOID n)

{

int i=1;//HANDLE Banana_;CRITICAL_SECTION mmutex;

OpenSemaphore(MUTEX_ALL_ACCESS,false,"Banana_");

while(1)

{

::WaitForSingleObject(Banana_,INFINITE);//等香蕉

cout<<"Daughter eats"<

LeaveCriticalSection(&mmutex);

i++;

}

::CloseHandle(Banana_);

return 0;

}

DWORD WINAPI Father(LPVOID n)

{

UINT fruit;//CRITICAL_SECTION mmutex;

EnterCriticalSection(&mmutex);

fruit = rand()%2;

if (fruit == 0)

{

//盘中放入苹果

cout<

k=k+1;

::ReleaseSemaphore(Apple_,1,NULL);

}

else

{//盘中放入香蕉

cout<

k=k+1;

::ReleaseSemaphore(Banana_,1,NULL);

}

return 0;

}

int main()

{

int j;

k=0;

HANDLE Father_[20];

Apple_ = ::CreateSemaphore(NULL,0,1,"apple");

Banana_ =::CreateSemaphore(NULL,0,1,"banana");

InitializeCriticalSection(&mmutex);

srand(time(NULL));

for (j= 0 ; j < 20; j++)

{

Father_[j]=::CreateThread(NULL,0,Father,NULL,0,0);

}

::CreateThread(NULL,0,Son,NULL,0,0);

::CreateThread(NULL,0,Daughter,NULL,0,0);

Sleep(1000);

WaitForMultipleObjects(20,Father_,TRUE,INFINITE);

return 0;

}

（2）苹果桔子问题

#include

using namespace std;

#include

#include

int k;

HANDLE Apple_;HANDLE Orange_;

CRITICAL_SECTION mmutex;

DWORD WINAPI Son(LPVOID n)

{//HANDLE Apple_; CRITICAL_SECTION mmutex;

int i=1;

OpenSemaphore(MUTEX_ALL_ACCESS,false,"Orange_");

while(1)

{

::WaitForSingleObject(Orange_,INFINITE);//等桔子

cout<<"Son eats"<

LeaveCriticalSection(&mmutex);

i++;

}

::CloseHandle(Orange_);

return 0;

}

DWORD WINAPI Daughter(LPVOID n)

{

int i=1;//HANDLE Banana_;CRITICAL_SECTION mmutex;

OpenSemaphore(MUTEX_ALL_ACCESS,false,"Apple_");

while(1)

{

::WaitForSingleObject(Apple_,INFINITE);//等苹果

cout<<"Daughter eats"<

LeaveCriticalSection(&mmutex);

i++;

}

::CloseHandle(Apple_);

return 0;

}

DWORD WINAPI Father(LPVOID n)

{

UINT fruit;//CRITICAL_SECTION mmutex;

EnterCriticalSection(&mmutex);

fruit = rand()%2;

if (fruit == 0)

{

相关文档
最新文档