Example of get process handle by process name

example.cpp

#include <cstdio>
#include <windows.h>
#include <stdio.h>
#include <tlhelp32.h>

int main(int, char* [])
{
    PROCESSENTRY32 entry;
    entry.dwSize = sizeof(PROCESSENTRY32);
    const wchar_t* processName = L"sample.exe";
    int check = 0;

    HANDLE snapshot = CreateToolhelp32Snapshot(TH32CS_SNAPPROCESS, NULL);

    if (Process32First(snapshot, &entry) == TRUE)
    {
        while (Process32Next(snapshot, &entry) == TRUE)
        {
            if (_wcsicmp(entry.szExeFile, processName) == 0)
            {
                HANDLE hProcess = OpenProcess(PROCESS_ALL_ACCESS, FALSE, entry.th32ProcessID);

                // Do stuff..
                check = 1;
                CloseHandle(hProcess);

                break;
            }
            else
            {
                check = 0;
            }
        }
    }

    if (check == 1)
    {
        printf("찾음\n");
    }
    else
    {
        printf("못찾음\n");
    }
    CloseHandle(snapshot);

    return 0;
}