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[utils] windows_enable_vt_mode: Proper implementation

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Authored by: Grub4K
This commit is contained in:
pukkandan 2022-12-05 01:06:37 +05:30
parent 71df9b7fd5
commit c53a18f016
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GPG key ID: 7EEE9E1E817D0A39
1 changed files with 30 additions and 8 deletions
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38
yt_dlp/utils.py
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@ -5579,17 +5579,39 @@ def supports_terminal_sequences(stream):
return False
def windows_enable_vt_mode(): # TODO: Do this the proper way https://bugs.python.org/issue30075
def windows_enable_vt_mode():
"""Ref: https://bugs.python.org/issue30075 """
if get_windows_version() < (10, 0, 10586):
return
global WINDOWS_VT_MODE
try:
Popen.run('', shell=True)
except Exception:
return
WINDOWS_VT_MODE = True
supports_terminal_sequences.cache_clear()
import ctypes
import ctypes.wintypes
import msvcrt
ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x0004
dll = ctypes.WinDLL('kernel32', use_last_error=False)
handle = os.open('CONOUT$', os.O_RDWR)
try:
h_out = ctypes.wintypes.HANDLE(msvcrt.get_osfhandle(handle))
dw_original_mode = ctypes.wintypes.DWORD()
success = dll.GetConsoleMode(h_out, ctypes.byref(dw_original_mode))
if not success:
raise Exception('GetConsoleMode failed')
success = dll.SetConsoleMode(h_out, ctypes.wintypes.DWORD(
dw_original_mode.value | ENABLE_VIRTUAL_TERMINAL_PROCESSING))
if not success:
raise Exception('SetConsoleMode failed')
except Exception as e:
write_string(f'WARNING: Cannot enable VT mode - {e}')
else:
global WINDOWS_VT_MODE
WINDOWS_VT_MODE = True
supports_terminal_sequences.cache_clear()
finally:
os.close(handle)
_terminal_sequences_re = re.compile('\033\\[[^m]+m')