subject_34657.htm

一些关于vc的问答

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序号：34657 发表者：杨冬 发表日期：2003-04-01 09:28:56
<br>主题：哪位大侠给一些多线程并发处理的源代码出来啊？
<br>内容：最近正在研究多线程，哪位大侠能给出几个经典的说明多线程使用方法的源代码例子呢？<BR>不深感激！！！
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回复者：Merlin 回复日期：2003-04-01 16:39:37
<br>内容：#include &lt;windows.h&gt;<BR>#include &lt;stdio.h&gt;<BR>#include &lt;process.h&gt;<BR><BR>void threadfunc(void* param);<BR><BR>void main()<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;const int ThreadNum = 100;<BR>&nbsp;&nbsp;&nbsp;&nbsp;HANDLE event[ThreadNum];<BR>&nbsp;&nbsp;&nbsp;&nbsp;HANDLE threadevent = CreateEvent(NULL,TRUE,FALSE,NULL);<BR><BR>&nbsp;&nbsp;&nbsp;&nbsp;for(int i=0; i&lt;ThreadNum; i++)<BR>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;event[i] = (HANDLE)_beginthread(threadfunc,0,(void*)threadevent);<BR>&nbsp;&nbsp;&nbsp;&nbsp;SetEvent(threadevent);<BR>&nbsp;&nbsp;&nbsp;&nbsp;WaitForMultipleObjects(ThreadNum,event,TRUE,INFINITE);<BR>&nbsp;&nbsp;&nbsp;&nbsp;printf("finish!\n");<BR>&nbsp;&nbsp;&nbsp;&nbsp;CloseHandle(threadevent);<BR>}<BR><BR>void threadfunc(void* param)<BR>{<BR>&nbsp;&nbsp;&nbsp;&nbsp;HANDLE thevent = (HANDLE)param;<BR>&nbsp;&nbsp;&nbsp;&nbsp;WaitForSingleObject(thevent,INFINITE);<BR>&nbsp;&nbsp;&nbsp;&nbsp;SYSTEMTIME time;<BR>&nbsp;&nbsp;&nbsp;&nbsp;GetLocalTime(&amp;time);<BR>&nbsp;&nbsp;&nbsp;&nbsp;printf("In thread function ID=%lu\tStart time=%d\n",GetCurrentThreadId(),time.wMilliseconds);<BR>&nbsp;&nbsp;&nbsp;&nbsp;_endthread();<BR>}<BR>随便写了两行，不过也包括了一此线程方面的主要知识！很简单，因为没太多时间<BR>2003-4-1 17:14:47