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python-cryptography: add -pthread to LD_FLAGS

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The OpenSSL bindings require pthread to avoid runtime issues that end in stack traces:

File "/usr/lib/python2.7/site-packages/OpenSSL/__init__.py", line 8, in <module>
    from OpenSSL import crypto, SSL
  File "/usr/lib/python2.7/site-packages/OpenSSL/crypto.py", line 16, in <module>
    from OpenSSL._util import (
  File "/usr/lib/python2.7/site-packages/OpenSSL/_util.py", line 6, in <module>
    from cryptography.hazmat.bindings.openssl.binding import Binding
  File "/usr/lib/python2.7/site-packages/cryptography/hazmat/bindings/openssl/binding.py", line 13, in <module>
    from cryptography.hazmat.bindings._openssl import ffi, lib
ImportError: /usr/lib/python2.7/site-packages/cryptography/hazmat/bindings/_openssl.so: undefined symbol: pthread_atfork

[YOCTO #12339]

Signed-off-by: Derek Straka <derek@asterius.io>
Signed-off-by: Armin Kuster <akuster808@gmail.com>
This commit is contained in:
Derek Straka
2017-11-27 16:55:53 -05:00
committed by Armin Kuster
parent 4e6742384c
commit 9132eef66b
1 changed files with 2 additions and 0 deletions
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2
meta-python/recipes-devtools/python/python-cryptography.inc
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@@ -55,4 +55,6 @@ FILES_${PN}-dbg += " \
${libdir}/${PYTHON_PN}2.7/site-packages/${SRCNAME}/hazmat/bindings/.debug \
"
LDFLAGS_append = " -pthread"
BBCLASSEXTEND = "native nativesdk"