native/VistaUpdaterLauncher/VistaUpdaterLauncher/VistaUpdaterLauncher.cpp

   1 /*
   2  * Copyright 2000-2009 JetBrains s.r.o.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include "stdafx.h"
  18 #include <windows.h>
  19 #include <process.h>
  20 #include <stdio.h>
  21 #include <tchar.h>
  22 #include <conio.h>
  23 #include <string.h>
  24 #include <stdlib.h>
  25
  26
  27 int _tmain(int argc, _TCHAR* argv[])
  28 {
  29         STARTUPINFO startupInfo = {0};
  30         startupInfo.cb = sizeof(startupInfo);
  31         PROCESS_INFORMATION processInformation = {0};
  32
  33         startupInfo.hStdInput  = GetStdHandle(STD_INPUT_HANDLE);
  34         startupInfo.hStdOutput = GetStdHandle(STD_OUTPUT_HANDLE);
  35         startupInfo.hStdError  = GetStdHandle(STD_ERROR_HANDLE);
  36
  37         wchar_t commandLine[32768] = L"";
  38
  39         for (int i = 1; i < argc; i++) {
  40         wcscat_s(commandLine, L"\"");
  41         wcscat_s(commandLine, argv[i]);
  42         wcscat_s(commandLine, L"\" ");
  43         }
  44
  45         wprintf(L"Creating new process: %s\n", commandLine);
  46         fflush(stdout);
  47
  48         if (!CreateProcess(
  49                 NULL, /*LPCTSTR lpApplicationName*/
  50                 commandLine,/* LPTSTR lpCommandLine*/
  51                 NULL, /*LPSECURITY_ATTRIBUTES lpProcessAttributes*/
  52                 NULL, /*LPSECURITY_ATTRIBUTES lpThreadAttributes*/
  53                 TRUE, /*BOOL bInheritHandles,*/
  54                 0,    /*DWORD dwCreationFlags*/
  55                 NULL, /*LPVOID lpEnvironment*/
  56                 NULL, /*LPCTSTR lpCurrentDirectory*/
  57                 &startupInfo, /*LPSTARTUPINFO lpStartupInfo*/
  58                 &processInformation /*LPPROCESS_INFORMATION lpProcessInformation*/))
  59         {
  60                         wprintf(L"Cannot create process: %d\n", GetLastError());
  61                         return -1;
  62         }
  63
  64         WaitForSingleObject(processInformation.hProcess, INFINITE);
  65
  66         DWORD exitCode = 0;
  67         if (!GetExitCodeProcess(processInformation.hProcess, &exitCode))
  68         {
  69                 wprintf(L"Cannot retrieve process exit code: %d\n", GetLastError());
  70                 exitCode = -1;
  71         }
  72         CloseHandle(processInformation.hProcess);
  73
  74         return exitCode;
  75 }
  76