Method SettingsFileRead

Source/cmQtAutoRcc.cxx:209–290

}

bool cmQtAutoRccT::SettingsFileRead()
{
  // Compose current settings strings
  {
    cmCryptoHash cryptoHash(cmCryptoHash::AlgoSHA256);
    auto cha = [&cryptoHash](cm::string_view value) {
      cryptoHash.Append(value);
      cryptoHash.Append(";");
    };
    cha(this->RccExecutable_);
    std::for_each(this->RccListOptions_.begin(), this->RccListOptions_.end(),
                  cha);
    cha(this->QrcFile_);
    cha(this->RccPathChecksum_);
    cha(this->RccFileName_);
    std::for_each(this->Options_.begin(), this->Options_.end(), cha);
    std::for_each(this->Inputs_.begin(), this->Inputs_.end(), cha);
    this->SettingsString_ = cryptoHash.FinalizeHex();
  }

  // Make sure the settings file exists
  if (!cmSystemTools::FileExists(this->SettingsFile_, true)) {
    // Touch the settings file to make sure it exists
    if (!cmSystemTools::Touch(this->SettingsFile_, true)) {
      this->Log().Error(GenT::RCC,
                        cmStrCat("Touching the settings file ",
                                 this->MessagePath(this->SettingsFile_),
                                 " failed."));
      return false;
    }
  }

  // Lock the lock file
  {
    // Make sure the lock file exists
    if (!cmSystemTools::FileExists(this->LockFile_, true)) {
      if (!cmSystemTools::Touch(this->LockFile_, true)) {
        this->Log().Error(GenT::RCC,
                          cmStrCat("Touching the lock file ",
                                   this->MessagePath(this->LockFile_),
                                   " failed."));
        return false;
      }
    }
    // Lock the lock file
    cmFileLockResult lockResult = this->LockFileLock_.Lock(
      this->LockFile_, static_cast<unsigned long>(-1));
    if (!lockResult.IsOk()) {
      this->Log().Error(GenT::RCC,
                        cmStrCat("Locking of the lock file ",
                                 this->MessagePath(this->LockFile_),
                                 " failed.\n", lockResult.GetOutputMessage()));
      return false;
    }
  }

  // Read old settings
  {