Function compare

Tests/RunCMake/GenerateExportHeader/exportheader_test.cpp:19–60

}

void compare(char const* refName, char const* testName)
{
  std::ifstream ref;
  ref.open(refName);
  if (!ref.is_open()) {
    std::cout << "Could not open \"" << refName << "\"." << std::endl;
    exit(1);
  }
  std::ifstream test;
  test.open(testName);
  if (!test.is_open()) {
    std::cout << "Could not open \"" << testName << "\"." << std::endl;
    exit(1);
  }

  while (!ref.eof() && !test.eof()) {
    std::string refLine;
    std::string testLine;
    std::getline(ref, refLine);
    std::getline(test, testLine);
    // Some very old Borland runtimes (C++ Builder 5 WITHOUT Update 1) add a
    // trailing null to the string that we need to strip before testing for a
    // trailing space.
    rtrim(refLine, 0);
    rtrim(testLine, 0);
    // The reference files never have trailing spaces:
    rtrim(testLine, ' ');
    // Strip trailing CR. LF is not returned by getline, but CR is returned
    // on some platforms.
    rtrim(refLine, '\r');
    rtrim(testLine, '\r');
    if (refLine != testLine) {
      std::cout << "Ref and test are not the same:\n  Ref:  \"" << refLine
                << "\"\n  Test: \"" << testLine << "\"\n";
      exit(1);
    }
  }
  if (!ref.eof() || !test.eof()) {
    std::cout << "Ref and test have differing numbers of lines.";
    exit(1);
  }
}

int main()
{