add jaraco to test sym links on Windows. Fixes #894

libs/jaraco/windows/api/event.py

@@ -0,0 +1,41 @@
+from ctypes import (
+	Structure, windll, POINTER, byref, cast, create_unicode_buffer,
+	c_size_t, c_int, create_string_buffer, c_uint64, c_ushort, c_short,
+	c_uint,
+	)
+from ctypes.wintypes import (
+	BOOLEAN, LPWSTR, DWORD, LPVOID, HANDLE, FILETIME,
+	WCHAR, BOOL, HWND, WORD, UINT,
+	)
+
+CreateEvent = windll.kernel32.CreateEventW
+CreateEvent.argtypes = (
+	LPVOID, # LPSECURITY_ATTRIBUTES
+	BOOL,
+	BOOL,
+	LPWSTR,
+)
+CreateEvent.restype = HANDLE
+
+SetEvent = windll.kernel32.SetEvent
+SetEvent.argtypes = HANDLE,
+SetEvent.restype = BOOL
+
+WaitForSingleObject = windll.kernel32.WaitForSingleObject
+WaitForSingleObject.argtypes = HANDLE, DWORD
+WaitForSingleObject.restype = DWORD
+
+_WaitForMultipleObjects = windll.kernel32.WaitForMultipleObjects
+_WaitForMultipleObjects.argtypes = DWORD, POINTER(HANDLE), BOOL, DWORD
+_WaitForMultipleObjects.restype = DWORD
+
+def WaitForMultipleObjects(handles, wait_all=False, timeout=0):
+	n_handles = len(handles)
+	handle_array = (HANDLE*n_handles)()
+	for index, handle in enumerate(handles):
+		handle_array[index] = handle
+	return _WaitForMultipleObjects(n_handles, handle_array, wait_all, timeout)
+
+WAIT_OBJECT_0 = 0
+INFINITE = -1
+WAIT_TIMEOUT = 0x102