Function command_output

scripts/update_deps.py:315–333

(cmd, directory)

        os.makedirs(path)

def command_output(cmd, directory):
    # Runs a command in a directory and returns its standard output stream.
    # Captures the standard error stream and prints it an error occurs.
    # Raises a RuntimeError if the command fails to launch or otherwise fails.
    if VERBOSE:
        print('In {d}: {cmd}'.format(d=directory, cmd=cmd))

    # errors='replace' affects only how the text output is decoded, and indicates that
    # 8-bit characters that aren't recognized by the UTF decoder will be replaced with
    # an "unknown character" glyph instead of crashing.
    result = subprocess.run(cmd, cwd=directory, capture_output=True, text=True, errors='replace')

    if result.returncode != 0:
        print(f'{result.stderr}', file=sys.stderr)
        raise RuntimeError(f'Failed to run {cmd} in {directory}')

    if VERBOSE:
        print(result.stdout)
    return result.stdout

def run_cmake_command(cmake_cmd):
    # NOTE: Because CMake is an exectuable that runs executables