#include <windows.h>
#include <process.h>
#include <Tlhelp32.h>
#include <winbase.h>
#include <string.h>

void killProcessByName(const char *filename)
{
	HANDLE hSnapShot = CreateToolhelp32Snapshot(TH32CS_SNAPALL, NULL);
	PROCESSENTRY32 pEntry;
	pEntry.dwSize = sizeof(pEntry);
	BOOL hRes = Process32First(hSnapShot, &pEntry);
	while (hRes)
	{
		if (strcmp(pEntry.szExeFile, filename) == 0)
		{
			HANDLE hProcess = OpenProcess(PROCESS_TERMINATE, 0, (DWORD)pEntry.th32ProcessID);

			if (hProcess != NULL)
			{
				TerminateProcess(hProcess, 9);
				CloseHandle(hProcess);
			}
		}

		hRes = Process32Next(hSnapShot, &pEntry);
	}

	CloseHandle(hSnapShot);
}

int main()
{
	killProcessByName("notepad.exe");
	system("pause");
}