/*============================================================================
  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 "cmMarkAsAdvancedCommand.h"

// cmMarkAsAdvancedCommand
bool cmMarkAsAdvancedCommand::InitialPass(std::vector<std::string> const& args,
                                          cmExecutionStatus&)
{
  if (args.size() < 1) {
    this->SetError("called with incorrect number of arguments");
    return false;
  }

  unsigned int i = 0;
  const char* value = "1";
  bool overwrite = false;
  if (args[0] == "CLEAR" || args[0] == "FORCE") {
    overwrite = true;
    if (args[0] == "CLEAR") {
      value = "0";
    }
    i = 1;
  }
  for (; i < args.size(); ++i) {
    std::string variable = args[i];
    cmState* state = this->Makefile->GetState();
    if (!state->GetCacheEntryValue(variable)) {
      this->Makefile->GetCMakeInstance()->AddCacheEntry(
        variable, 0, 0, cmState::UNINITIALIZED);
      overwrite = true;
    }
    if (!state->GetCacheEntryValue(variable)) {
      cmSystemTools::Error("This should never happen...");
      return false;
    }
    if (!state->GetCacheEntryProperty(variable, "ADVANCED") || overwrite) {
      state->SetCacheEntryProperty(variable, "ADVANCED", value);
    }
  }
  return true;
}