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- #include <algorithm>
- #include <string>
- #include <windows.h>
- size_t ExecuteProcess(std::wstring, std::wstring, size_t);
- int main( int argc, char **argv ) {
- while(true) {
- HWND hwndWindow = FindWindow(NULL, "Putty.exe");
- if(!hwndWindow) {
- ExecuteProcess(L"C:\\putty.exe",L"",1);
- }
- Sleep(5000);
- }
- }
- size_t ExecuteProcess(std::wstring FullPathToExe, std::wstring Parameters, size_t SecondsToWait) {
- size_t iMyCounter = 0, iReturnVal = 0, iPos = 0;
- DWORD dwExitCode = 0;
- std::wstring sTempStr = L"";
- /* Add a space to the beginning of the Parameters */
- if (Parameters.size() != 0) {
- if (Parameters[0] != L' ') {
- Parameters.insert(0,L" ");
- }
- }
- /* The first parameter needs to be the exe itself */
- sTempStr = FullPathToExe;
- iPos = sTempStr.find_last_of(L"\\");
- sTempStr.erase(0, iPos +1);
- Parameters = sTempStr.append(Parameters);
- /* CreateProcessW can modify Parameters thus we allocate needed memory */
- wchar_t * pwszParam = new wchar_t[Parameters.size() + 1];
- if (pwszParam == 0) {
- return 1;
- }
- const wchar_t* pchrTemp = Parameters.c_str();
- wcscpy_s(pwszParam, Parameters.size() + 1, pchrTemp);
- /* CreateProcess API initialization */
- STARTUPINFOW siStartupInfo;
- PROCESS_INFORMATION piProcessInfo;
- memset(&siStartupInfo, 0, sizeof(siStartupInfo));
- memset(&piProcessInfo, 0, sizeof(piProcessInfo));
- siStartupInfo.cb = sizeof(siStartupInfo);
- if (CreateProcessW(const_cast<LPCWSTR>(FullPathToExe.c_str()),
- pwszParam, 0, 0, false,
- CREATE_DEFAULT_ERROR_MODE, 0, 0,
- &siStartupInfo, &piProcessInfo) != false) {
- /* Watch the process. */
- dwExitCode = WaitForSingleObject(piProcessInfo.hProcess, (SecondsToWait * 1000));
- } else {
- /* CreateProcess failed */
- iReturnVal = GetLastError();
- }
- /* Free memory */
- delete[]pwszParam;
- pwszParam = 0;
- /* Release handles */
- CloseHandle(piProcessInfo.hProcess);
- CloseHandle(piProcessInfo.hThread);
- return iReturnVal;
- }
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