C++ Check Process Uygulama|İd Çekme

#include <iostream>
#include <string>
#include <windows.h>
#include <tlhelp32.h>

DWORD FindProcessId(const std::wstring& processName);

int main()
{
    std::wstring processName;

    std::wcout << "Uygulama ismi girin (.exe li): ";
    std::getline(std::wcin, processName);
    
    DWORD processID = FindProcessId(processName);

    if ( processID == 0 )
        std::wcout << "Bulunamadi: " << processName.c_str() << std::endl;
    else
        std::wcout << "Bulundu, Process ID: " << processID << std::endl;

    system("PAUSE");
    return 0;
}

DWORD FindProcessId(const std::wstring& processName)
{
    PROCESSENTRY32 processInfo;
    processInfo.dwSize = sizeof(processInfo);

    HANDLE processesSnapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, NULL);
    if ( processesSnapshot == INVALID_HANDLE_VALUE )
        return 0;

    Process32First(processesSnapshot, &processInfo);
    if ( !processName.compare(processInfo.szExeFile) )
    {
        CloseHandle(processesSnapshot);
        return processInfo.th32ProcessID;
    }

    while ( Process32Next(processesSnapshot, &processInfo) )
    {
        if ( !processName.compare(processInfo.szExeFile) )
        {
            CloseHandle(processesSnapshot);
            return processInfo.th32ProcessID;
        }
    }
    
    CloseHandle(processSnapshot);
    return 0;
}