Method ParseArguments

Source/cmFindBase.cxx:48–249

}

bool cmFindBase::ParseArguments(std::vector<std::string> const& argsIn)
{
  if (argsIn.size() < 2) {
    this->SetError("called with incorrect number of arguments");
    return false;
  }

  // copy argsIn into args so it can be modified,
  // in the process extract the DOC "documentation"
  // and handle options NO_CACHE and ENV
  size_t size = argsIn.size();
  std::vector<std::string> args;
  bool foundDoc = false;
  for (unsigned int j = 0; j < size; ++j) {
    if (foundDoc || argsIn[j] != "DOC") {
      if (argsIn[j] == "NO_CACHE") {
        this->StoreResultInCache = false;
      } else if (argsIn[j] == "ENV") {
        if (j + 1 < size) {
          j++;
          std::vector<std::string> p =
            cmSystemTools::GetEnvPathNormalized(argsIn[j]);
          std::move(p.begin(), p.end(), std::back_inserter(args));
        }
      } else {
        args.push_back(argsIn[j]);
      }
    } else {
      if (j + 1 < size) {
        foundDoc = true;
        this->VariableDocumentation = argsIn[j + 1];
        j++;
        if (j >= size) {
          break;
        }
      }
    }
  }
  if (args.size() < 2) {
    this->SetError("called with incorrect number of arguments");
    return false;
  }
  this->VariableName = args[0];
  this->InitialState = this->GetInitialState();
  if (this->IsFound()) {
    if (this->DebugState) {
      this->DebugState->FoundAt(
        *this->Makefile->GetDefinition(this->VariableName));
    }
    return true;
  }

  // Find what search path locations have been enabled/disable
  this->SelectDefaultSearchModes();

  // Find the current root path mode.
  this->SelectDefaultRootPathMode();