这篇文章主要介绍了C++中Semaphore内核对象用法实例,有助于深入了解信号量(Semaphore)的基本用法,需要的朋友可以参考下
本文实例讲述了C++中Semaphore内核对象的用法，分享给大家供大家参考。具体方法如下：
代码如下:
// Semaphore.cpp : 定义控制台应用程序的入口点。
//
#include “stdafx.h”
#include
#include
HANDLE g_hSemaphore;
DWORD g_nConut1 = 0;
DWORD g_nConut2 = 0;
unsigned __stdcall ThreadProc1( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc1\n”);
return 0;
}
unsigned __stdcall ThreadProc2( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc2\n”);
return 0;
}
unsigned __stdcall ThreadProc3( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc3\n”);
return 0;
}
int _tmain(int argc, _TCHAR* argv[])
{
g_hSemaphore = ::CreateSemaphore(NULL, 2, 2, NULL);
来源gaodai$ma#com搞$代*码*网HANDLE hThread[3];
hThread[0] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc1, NULL, 0, NULL);
hThread[1] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc2, NULL, 0, NULL);
hThread[2] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc3, NULL, 0, NULL);
::WaitForMultipleObjects(2,hThread,TRUE, INFINITE);
printf(“g_count1=%d\n”, g_nConut1);
printf(“g_count2=%d\n”, g_nConut2);
printf(“main finished.\n”);
return 0;
}
//
#include “stdafx.h”
#include
#include
HANDLE g_hSemaphore;
DWORD g_nConut1 = 0;
DWORD g_nConut2 = 0;
unsigned __stdcall ThreadProc1( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc1\n”);
return 0;
}
unsigned __stdcall ThreadProc2( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc2\n”);
return 0;
}
unsigned __stdcall ThreadProc3( void* pArguments )
{
::WaitForSingleObject(g_hSemaphore, INFINITE);
for (int i=0;i<10000;i++)
{
g_nConut1++;
g_nConut2++;
}
::ReleaseSemaphore(g_hSemaphore, 1, NULL);
printf(“ThreadProc3\n”);
return 0;
}
int _tmain(int argc, _TCHAR* argv[])
{
g_hSemaphore = ::CreateSemaphore(NULL, 2, 2, NULL);
来源gaodai$ma#com搞$代*码*网HANDLE hThread[3];
hThread[0] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc1, NULL, 0, NULL);
hThread[1] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc2, NULL, 0, NULL);
hThread[2] = (HANDLE)::_beginthreadex(NULL, 0, ThreadProc3, NULL, 0, NULL);
::WaitForMultipleObjects(2,hThread,TRUE, INFINITE);
printf(“g_count1=%d\n”, g_nConut1);
printf(“g_count2=%d\n”, g_nConut2);
printf(“main finished.\n”);
return 0;
}
希望本文所述对大家的C++程序设计有所帮助。
以上就是C++中Semaphore内核对象用法实例的详细内容，更多请关注gaodaima搞代码网其它相关文章！
搞代码网（gaodaima.com）提供的所有资源部分来自互联网，如果有侵犯您的版权或其他权益，请说明详细缘由并提供版权或权益证明然后发送到邮箱[email protected]，我们会在看到邮件的第一时间内为您处理，或直接联系QQ：872152909。本网站采用BY-NC-SA协议进行授权
转载请注明原文链接：C++中Semaphore内核对象用法实例
转载请注明原文链接：C++中Semaphore内核对象用法实例
