a99a70dcc8
This patch should also work for glibc, so that it's applied unconditionally. It's unfortunate that this code on glibc relies on `ldconfig -p` to work correctly.
43 lines
1.6 KiB
Diff
43 lines
1.6 KiB
Diff
See http://bugs.alpinelinux.org/issues/4512
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--- Lib/ctypes/util.py
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+++ Lib/ctypes/util.py
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@@ -238,8 +238,37 @@ elif os.name == "posix":
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return None
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return res.group(1)
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+ def _is_elf(filepath):
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+ try:
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+ with open(filepath, 'rb') as fh:
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+ return fh.read(4) == b'\x7fELF'
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+ except:
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+ return False
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+
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+ def _find_libfile(name):
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+ from glob import glob
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+ # special case for libm, libcrypt and libpthread and musl
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+ if name in ['m', 'crypt', 'pthread']:
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+ name = 'c'
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+ elif name in ['libm.so', 'libcrypt.so', 'libpthread.so']:
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+ name = 'libc.so'
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+ # search in standard locations
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+ paths = ['/lib', '/usr/lib', '/usr/local/lib']
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+ if 'LD_LIBRARY_PATH' in os.environ:
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+ paths = os.environ['LD_LIBRARY_PATH'].split(':') + paths
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+ for d in paths:
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+ f = os.path.join(d, name)
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+ if _is_elf(f):
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+ return f
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+
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+ prefix = os.path.join(d, 'lib'+name)
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+ for suffix in ['.so', '.so.*', '.*.so.*']:
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+ for f in glob('{0}{1}'.format(prefix, suffix)):
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+ if _is_elf(f):
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+ return f
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+
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def find_library(name):
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- return _findSoname_ldconfig(name) or _get_soname(_findLib_gcc(name))
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+ return _find_libfile(name) or _findSoname_ldconfig(name) or _get_soname(_findLib_gcc(name))
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################################################################
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# test code
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