CMake/Source/CTest/cmCTestSleepCommand.cxx

/*============================================================================
  CMake - Cross Platform Makefile Generator
  Copyright 2000-2009 Kitware, Inc., Insight Software Consortium

  Distributed under the OSI-approved BSD License (the "License");
  see accompanying file Copyright.txt for details.

  This software is distributed WITHOUT ANY WARRANTY; without even the
  implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the License for more information.
============================================================================*/
#include "cmCTestSleepCommand.h"

#include "cmCTestScriptHandler.h"
#include <stdlib.h> // required for atoi

bool cmCTestSleepCommand::InitialPass(std::vector<std::string> const& args,
                                      cmExecutionStatus& /*unused*/)
{
  if (args.empty()) {
    this->SetError("called with incorrect number of arguments");
    return false;
  }

  // sleep for specified seconds
  unsigned int time1 = atoi(args[0].c_str());
  if (args.size() == 1) {
    cmCTestScriptHandler::SleepInSeconds(time1);
    // update the elapsed time since it could have slept for a while
    this->CTestScriptHandler->UpdateElapsedTime();
    return true;
  }

  // sleep up to a duration
  if (args.size() == 3) {
    unsigned int duration = atoi(args[1].c_str());
    unsigned int time2 = atoi(args[2].c_str());
    if (time1 + duration > time2) {
      duration = (time1 + duration - time2);
      cmCTestScriptHandler::SleepInSeconds(duration);
      // update the elapsed time since it could have slept for a while
      this->CTestScriptHandler->UpdateElapsedTime();
    }
    return true;
  }

  this->SetError("called with incorrect number of arguments");
  return false;
}