我们从Python开源项目中，提取了以下13个代码示例，用于说明如何使用errno.ENAMETOOLONG。
def bind(self, address): if isinstance(address, unicode): address = address.encode('utf8') rc = C.zmq_bind(self._zmq_socket, address) if rc < 0: if IPC_PATH_MAX_LEN and C.zmq_errno() == errno_mod.ENAMETOOLONG: # py3compat: address is bytes, but msg wants str if str is unicode: address = address.decode('utf-8', 'replace') path = address.split('://', 1)[-1] msg = ('ipc path "{0}" is longer than {1} ' 'characters (sizeof(sockaddr_un.sun_path)).' .format(path, IPC_PATH_MAX_LEN)) raise ZMQError(C.zmq_errno(), msg=msg) else: _check_rc(rc)
def main(): if len(sys.argv) < 3: print('Need data_dir and link_dir.\n' 'e.g.: kenshin-rebuild-link.py /kenshin/data/a /kenshin/link/a') sys.exit(1) data_dir, link_dir = sys.argv[1:] data_dir = os.path.abspath(data_dir) link_dir = os.path.abspath(link_dir) for schema_name in os.listdir(data_dir): hs_file_pat = os.path.join(data_dir, schema_name, '*.hs') for fp in glob.glob(hs_file_pat): with open(fp) as f: header = kenshin.header(f) metric_list = header['tag_list'] for metric in metric_list: if metric != '': try: create_link(metric, link_dir, fp) except OSError as exc: if exc.errno == errno.ENAMETOOLONG: pass else: raise
def rebuildLink(instance_data_dir, instance_link_dir): for schema_name in os.listdir(instance_data_dir): hs_file_pat = os.path.join(instance_data_dir, schema_name, '*.hs') for fp in glob.glob(hs_file_pat): with open(fp) as f: header = kenshin.header(f) metric_list = header['tag_list'] for metric in metric_list: if metric != '': link_path = getMetricPathByInstanceDir(instance_link_dir, metric) try: _createLinkHelper(link_path, fp) except OSError as exc: if exc.errno == errno.ENAMETOOLONG: pass else: raise
def createLink(metric, file_path): metric_path = getMetricPath(metric) try: _createLinkHelper(metric_path, file_path) except OSError as exc: if exc.errno == errno.ENAMETOOLONG: pass else: raise
def test_getcwd_long_pathnames(self): dirname = 'getcwd-test-directory-0123456789abcdef-01234567890abcdef' curdir = os.getcwd() base_path = os.path.abspath(test_support.TESTFN) + '.getcwd' try: os.mkdir(base_path) os.chdir(base_path) except: self.skipTest("cannot create directory for testing") try: def _create_and_do_getcwd(dirname, current_path_length = 0): try: os.mkdir(dirname) except: self.skipTest("mkdir cannot create directory sufficiently " "deep for getcwd test") os.chdir(dirname) try: os.getcwd() if current_path_length < 4099: _create_and_do_getcwd(dirname, current_path_length + len(dirname) + 1) except OSError as e: expected_errno = errno.ENAMETOOLONG # The following platforms have quirky getcwd() # behaviour -- see issue 9185 and 15765 for # more information. quirky_platform = ( 'sunos' in sys.platform or 'netbsd' in sys.platform or 'openbsd' in sys.platform ) if quirky_platform: expected_errno = errno.ERANGE self.assertEqual(e.errno, expected_errno) finally: os.chdir('..') os.rmdir(dirname) _create_and_do_getcwd(dirname) finally: os.chdir(curdir) shutil.rmtree(base_path)
def test_getcwd_long_pathnames(self): if hasattr(posix, 'getcwd'): dirname = 'getcwd-test-directory-0123456789abcdef-01234567890abcdef' curdir = os.getcwd() base_path = os.path.abspath(test_support.TESTFN) + '.getcwd' try: os.mkdir(base_path) os.chdir(base_path) except: # Just returning nothing instead of the SkipTest exception, # because the test results in Error in that case. # Is that ok? # raise unittest.SkipTest, "cannot create directory for testing" return try: def _create_and_do_getcwd(dirname, current_path_length = 0): try: os.mkdir(dirname) except: raise unittest.SkipTest, "mkdir cannot create directory sufficiently deep for getcwd test" os.chdir(dirname) try: os.getcwd() if current_path_length < 4099: _create_and_do_getcwd(dirname, current_path_length + len(dirname) + 1) except OSError as e: expected_errno = errno.ENAMETOOLONG # The following platforms have quirky getcwd() # behaviour -- see issue 9185 and 15765 for # more information. quirky_platform = ( 'sunos' in sys.platform or 'netbsd' in sys.platform or 'openbsd' in sys.platform ) if quirky_platform: expected_errno = errno.ERANGE self.assertEqual(e.errno, expected_errno) finally: os.chdir('..') os.rmdir(dirname) _create_and_do_getcwd(dirname) finally: os.chdir(curdir) shutil.rmtree(base_path)
