old_contents: #!/usr/bin/env python3
  
  # Copyright 2013-2016 The Meson development team
  
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  
  #     http://www.apache.org/licenses/LICENSE-2.0
  
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  '''Runs the basic test suite through a cross compiler.
  Not part of the main test suite because of two reasons:
  
  1) setup of the cross build is platform specific
  2) it can be slow (e.g. when invoking test apps via wine)
  
  Eventually migrate to something fancier.'''
  
  import sys
  import os
  from pathlib import Path
  import argparse
  
  from run_project_tests import gather_tests, run_tests, StopException, setup_commands
  from run_project_tests import failing_logs
  
  def runtests(cross_file, failfast):
      commontests = [('common', gather_tests(Path('test cases', 'common')), False)]
      try:
          (passing_tests, failing_tests, skipped_tests) = \
              run_tests(commontests, 'meson-cross-test-run', failfast, ['--cross-file', cross_file])
      except StopException:
          pass
      print('\nTotal passed cross tests:', passing_tests)
      print('Total failed cross tests:', failing_tests)
      print('Total skipped cross tests:', skipped_tests)
      if failing_tests > 0 and ('CI' in os.environ):
          print('\nMesonlogs of failing tests\n')
          for log in failing_logs:
              print(log, '\n')
      return failing_tests
  
  def main():
      parser = argparse.ArgumentParser()
      parser.add_argument('--failfast', action='store_true')
      parser.add_argument('cross_file')
      options = parser.parse_args()
      setup_commands('ninja')
      return runtests(options.cross_file, options.failfast)
  
  if __name__ == '__main__':
      sys.exit(main())
  
new_contents: #!/usr/bin/env python3
  
  # Copyright 2013-2016 The Meson development team
  
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  
  #     http://www.apache.org/licenses/LICENSE-2.0
  
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  '''Runs the basic test suite through a cross compiler.
  
  This is now just a wrapper around run_project_tests.py with specific arguments
  '''
  
  import argparse
  import subprocess
  import sys
  from mesonbuild import mesonlib
  
  def runtests(cross_file, failfast):
      tests = ['--only', 'common']
      cmd = mesonlib.python_command + ['run_project_tests.py', '--backend', 'ninja'] + (['--failfast'] if failfast else []) + tests + ['--cross-file', cross_file]
      return subprocess.call(cmd)
  
  def main():
      parser = argparse.ArgumentParser()
      parser.add_argument('--failfast', action='store_true')
      parser.add_argument('cross_file')
      options = parser.parse_args()
      return runtests(options.cross_file, options.failfast)
  
  if __name__ == '__main__':
      sys.exit(main())
  
subject: Make run_cross_test.py just a wrapper around run_project_tests.py