rostests/rosautotest/CPipedProcess.cpp

   1 /*
   2  * PROJECT:     ReactOS Automatic Testing Utility
   3  * LICENSE:     GNU GPLv2 or any later version as published by the Free Software Foundation
   4  * PURPOSE:     Class that creates a process and redirects its output to a pipe
   5  * COPYRIGHT:   Copyright 2015 Thomas Faber <thomas.faber@reactos.org>
   6  */
   7
   8 #include "precomp.h"
   9
  10 /**
  11  * Constructs a CPipedProcess object and starts the process with redirected output.
  12  *
  13  * @param CommandLine
  14  * A std::wstring containing the command line to run.
  15  *
  16  * @param Pipe
  17  * The CPipe instance to redirect the process's output to.
  18  * Note that only the read pipe is usable after the pipe was passed to this object.
  19  */
  20 CPipedProcess::CPipedProcess(const wstring& CommandLine, CPipe& Pipe)
  21     : CProcess(CommandLine, InitStartupInfo(Pipe))
  22 {
  23     Pipe.CloseWritePipe();
  24 }
  25
  26 /**
  27  * Initializes the STARTUPINFO structure for use in CreateProcessW.
  28  *
  29  * @param Pipe
  30  * The CPipe instance to redirect the process's output to.
  31  */
  32 LPSTARTUPINFOW
  33 CPipedProcess::InitStartupInfo(CPipe& Pipe)
  34 {
  35     ZeroMemory(&m_StartupInfo, sizeof(m_StartupInfo));
  36     m_StartupInfo.cb = sizeof(m_StartupInfo);
  37     m_StartupInfo.dwFlags = STARTF_USESTDHANDLES;
  38     m_StartupInfo.hStdInput  = GetStdHandle(STD_INPUT_HANDLE);
  39     m_StartupInfo.hStdOutput = Pipe.m_hWritePipe;
  40     m_StartupInfo.hStdError  = Pipe.m_hWritePipe;
  41     return &m_StartupInfo;
  42 }