package/python-pyudev/0001-Workaround-finding-libudev-on-systems-without-ldconf.patch

   1 From e86a1c199d45c9751da67f947af202927dee07f8 Mon Sep 17 00:00:00 2001
   2 From: Yegor Yefremov <yegorslists@googlemail.com>
   3 Date: Thu, 10 Dec 2015 08:44:55 +0100
   4 Subject: [PATCH] Workaround finding libudev on systems without ldconf
   5
   6 This patch tries to load libudev.so directly without relying on
   7 Python's find_library(). find_library() fails on systems
   8 without library cache mechanism.
   9
  10 Taken from pyudev issue 117 discussion:
  11 https://github.com/pyudev/pyudev/pull/117
  12
  13 Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
  14 ---
  15  src/pyudev/_libudev.py | 8 ++++----
  16  1 file changed, 4 insertions(+), 4 deletions(-)
  17
  18 diff --git a/src/pyudev/_libudev.py b/src/pyudev/_libudev.py
  19 index a0de8fb..1348d17 100644
  20 --- a/src/pyudev/_libudev.py
  21 +++ b/src/pyudev/_libudev.py
  22 @@ -30,7 +30,7 @@
  23  from __future__ import (print_function, division, unicode_literals,
  24                          absolute_import)
  25
  26 -from ctypes import (CDLL, Structure, POINTER,
  27 +from ctypes import (cdll, CDLL, Structure, POINTER,
  28                      c_char, c_char_p, c_int, c_uint, c_ulonglong)
  29  from ctypes.util import find_library
  30
  31 @@ -265,10 +265,10 @@ def load_udev_library():
  32
  33      Raise :exc:`~exceptions.ImportError`, if the udev library was not found.
  34      """
  35 -    udev_library_name = find_library('udev')
  36 -    if not udev_library_name:
  37 +    try:
  38 +        libudev = cdll.LoadLibrary('libudev.so')
  39 +    except OSError:
  40          raise ImportError('No library named udev')
  41 -    libudev = CDLL(udev_library_name, use_errno=True)
  42      # context function signature
  43      for namespace, members in SIGNATURES.items():
  44          for funcname in members:
  45 --
  46 2.1.4
  47