?? 1.cpp
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#include<iostream.h>
#include<windows.h>
#include<windowsx.h>
void main()
{
HANDLE hFileMap = CreateFileMapping((HANDLE)0xFFFFFFFF, NULL, PAGE_READWRITE, 0,323,"my_file");
if(hFileMap == NULL)
{
cout<<"文件映射錯! "<<endl;
return ;
}
PVOID pvFile = MapViewOfFile(hFileMap,FILE_MAP_WRITE,0,0,0);
char* p=(char*)pvFile;
*p=0;
*(p+1)=0;
*(p+2)=0;
UnmapViewOfFile(pvFile);
HANDLE srSemaphore = CreateSemaphore(NULL,10,10,"my_sr");
HANDLE smSemaphore = CreateSemaphore(NULL,0,10,"my_sm");
HANDLE spSemaphore = CreateSemaphore(NULL,0,10,"my_sp");
HANDLE mutex = CreateSemaphore(NULL,1,1,"my_mutex");
cout<<"建立成功:"<<endl;
char shuru;
cin>>shuru;
}
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