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Merged
miss-islington merged 1 commit into from
Mar 27, 2021
Merged

bpo-43466: Unsupported static build hack #25002

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50 changes: 37 additions & 13 deletions setup.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2447,24 +2447,48 @@ def split_var(name, sep):
else:
runtime_library_dirs = [openssl_rpath]

openssl_extension_kwargs = dict(
include_dirs=openssl_includes,
library_dirs=openssl_libdirs,
libraries=openssl_libs,
runtime_library_dirs=runtime_library_dirs,
)

# This static linking is NOT OFFICIALLY SUPPORTED.
# Requires static OpenSSL build with position-independent code. Some
# features like DSO engines or external OSSL providers don't work.
# Only tested on GCC and clang on X86_64.
if os.environ.get("PY_UNSUPPORTED_OPENSSL_BUILD") == "static":
extra_linker_args = []
for lib in openssl_extension_kwargs["libraries"]:
# link statically
extra_linker_args.append(f"-l:lib{lib}.a")
# don't export symbols
extra_linker_args.append(f"-Wl,--exclude-libs,lib{lib}.a")
openssl_extension_kwargs["extra_link_args"] = extra_linker_args
# don't link OpenSSL shared libraries.
openssl_extension_kwargs["libraries"] = []

if config_vars.get("HAVE_X509_VERIFY_PARAM_SET1_HOST"):
self.add(Extension(
'_ssl', ['_ssl.c'],
include_dirs=openssl_includes,
library_dirs=openssl_libdirs,
libraries=openssl_libs,
runtime_library_dirs=runtime_library_dirs,
depends=['socketmodule.h', '_ssl/debughelpers.c'])
self.add(
Extension(
'_ssl',
['_ssl.c'],
depends=['socketmodule.h', '_ssl/debughelpers.c'],
**openssl_extension_kwargs
)
)
else:
self.missing.append('_ssl')

self.add(Extension('_hashlib', ['_hashopenssl.c'],
depends=['hashlib.h'],
include_dirs=openssl_includes,
library_dirs=openssl_libdirs,
runtime_library_dirs=runtime_library_dirs,
libraries=openssl_libs))
self.add(
Extension(
'_hashlib',
['_hashopenssl.c'],
depends=['hashlib.h'],
**openssl_extension_kwargs,
)
)

def detect_hash_builtins(self):
# By default we always compile these even when OpenSSL is available
Expand Down