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from ctypes import windll, POINTER, byref, WinError
from ctypes.wintypes import WINFUNCTYPE, HANDLE, DWORD, BOOL
INFINITE = -1
WAIT_FAILED = 0xFFFFFFFF
LPDWORD = POINTER(DWORD)
_GetExitCodeProcessProto = WINFUNCTYPE(BOOL, HANDLE, LPDWORD)
_GetExitCodeProcess = _GetExitCodeProcessProto(("GetExitCodeProcess", windll.kernel32))
def GetExitCodeProcess(h):
exitcode = DWORD()
r = _GetExitCodeProcess(h, byref(exitcode))
if r is 0:
raise WinError()
return exitcode.value
_WaitForMultipleObjectsProto = WINFUNCTYPE(DWORD, DWORD, POINTER(HANDLE), BOOL, DWORD)
_WaitForMultipleObjects = _WaitForMultipleObjectsProto(("WaitForMultipleObjects", windll.kernel32))
def WaitForAnyProcess(processes):
arrtype = HANDLE * len(processes)
harray = arrtype(*(int(p._handle) for p in processes))
r = _WaitForMultipleObjects(len(processes), harray, False, INFINITE)
if r == WAIT_FAILED:
raise WinError()
return processes[r], GetExitCodeProcess(int(processes[r]._handle)) <<8
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