From e86a1c199d45c9751da67f947af202927dee07f8 Mon Sep 17 00:00:00 2001
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From: Yegor Yefremov <yegorslists@googlemail.com>
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Date: Thu, 10 Dec 2015 08:44:55 +0100
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Subject: [PATCH] Workaround finding libudev on systems without ldconf
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This patch tries to load libudev.so directly without relying on
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Python's find_library(). find_library() fails on systems
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without library cache mechanism.
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Taken from pyudev issue 117 discussion:
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https://github.com/pyudev/pyudev/pull/117
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Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
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[Marcin: adjust to 0.22.0]
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Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
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[Fabrice: Use %-formatting instead of f-string for python 2]
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Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
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---
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src/pyudev/_ctypeslib/utils.py | 8 ++++----
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1 file changed, 4 insertions(+), 4 deletions(-)
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diff --git a/src/pyudev/_ctypeslib/utils.py b/src/pyudev/_ctypeslib/utils.py
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index 9dffb3c..aa9942f 100644
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--- a/src/pyudev/_ctypeslib/utils.py
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+++ b/src/pyudev/_ctypeslib/utils.py
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@@ -28,7 +28,7 @@
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from __future__ import print_function
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from __future__ import unicode_literals
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-from ctypes import CDLL
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+from ctypes import cdll, CDLL
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from ctypes.util import find_library
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@@ -50,10 +50,10 @@ def load_ctypes_library(name, signatures, error_checkers):
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:rtype: ctypes.CDLL
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:raises ImportError: if the library is not found
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"""
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- library_name = find_library(name)
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- if not library_name:
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+ try:
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+ lib = cdll.LoadLibrary('lib%s.so' % name)
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+ except OSError:
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raise ImportError('No library named %s' % name)
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- lib = CDLL(library_name, use_errno=True)
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# Add function signatures
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for funcname, signature in signatures.items():
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function = getattr(lib, funcname, None)
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--
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2.29.1
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