查找目标程序并关闭【CSDN】

#include <stdio.h>
#include <string>
#include <Windows.h>
#include <Tlhelp32.h>


DWORD GetProcessVid(char* lpName)
{
    HANDLE         hProcessSnap = NULL;
    BOOL           bRet      = FALSE;
    PROCESSENTRY32 pe32      = {0};

    if(!lpName)
    {
        return 0;
    }

    hProcessSnap = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, 0); 
    if (hProcessSnap == INVALID_HANDLE_VALUE)
        return 0;

    pe32.dwSize = sizeof(PROCESSENTRY32);

    //是一个进程获取函数，当我们利用函数CreateToolhelp32Snapshot()获得当前运行进程的快照后，我们可以利用process32First函数来获得第一个进程的句柄
    if (Process32First(hProcessSnap, &pe32))
    {  
        do
        {
            //遍历比较进程名字是否相同 
            if(lstrcmp(CharUpper(pe32.szExeFile),CharUpper(lpName)) == 0)
            {
                CloseHandle (hProcessSnap);
                return pe32.th32ProcessID;
            }
        }
        while (Process32Next(hProcessSnap, &pe32));
        bRet = 0;
    }
    else
        bRet = 0;

    CloseHandle (hProcessSnap);
    return bRet;
}


int main()
{
    char tmp[MAX_PATH];
    memset(tmp,0,MAX_PATH);
    //示范关闭notepad++.exe
    lstrcpy(tmp,"notepad++.exe");

    //查询进程号
    DWORD pid = GetProcessVid(tmp);
    if (pid != 0)
    {
        //打开一个已存在的进程对象，并返回进程的句柄
        HANDLE hprocess=OpenProcess(PROCESS_ALL_ACCESS,FALSE,pid);
        if (hprocess != NULL)
        {
            TerminateProcess(hprocess,0);
            CloseHandle(hprocess);
        }
    }
    getchar();
    return 0;

}