判斷某個進程是否存在

#include <Tlhelp32.h>

BOOL IsExistProcess(CONST CHAR* szProcessName)
{
    PROCESSENTRY32 processEntry32;
    HANDLE toolHelp32Snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS,  0);
    if (((int)toolHelp32Snapshot) != -1)
    {
        processEntry32.dwSize = sizeof(processEntry32);
        if (Process32First(toolHelp32Snapshot, &processEntry32))
        {
            do
            {
                if(strcmp(szProcessName ,processEntry32.szExeFile) == 0)
                {
                    return TRUE;
                }
            }while (Process32Next(toolHelp32Snapshot, &processEntry32));
        }
        CloseHandle(toolHelp32Snapshot);
    }

    return FALSE;
}

IsExistProcess("wwwwwwwwww.exe");