diff -ru Python-2.7.12.orig/Lib/ctypes/util.py Python-2.7.12/Lib/ctypes/util.py --- Python-2.7.12.orig/Lib/ctypes/util.py 2016-06-26 00:49:30.000000000 +0300 +++ Python-2.7.12/Lib/ctypes/util.py 2016-11-03 16:05:46.954665040 +0200 @@ -204,6 +204,41 @@ def find_library(name, is64 = False): return _get_soname(_findLib_crle(name, is64) or _findLib_gcc(name)) + elif True: + + # Patched for Alpine Linux / musl - search manually system paths + def _is_elf(filepath): + try: + with open(filepath, 'rb') as fh: + return fh.read(4) == b'\x7fELF' + except: + return False + + def find_library(name): + from glob import glob + # absolute name? + if os.path.isabs(name): + return name + # special case for libm, libcrypt and libpthread and musl + if name in ['m', 'crypt', 'pthread']: + name = 'c' + elif name in ['libm.so', 'libcrypt.so', 'libpthread.so']: + name = 'libc.so' + # search in standard locations (musl order) + paths = ['/lib', '/usr/local/lib', '/usr/lib'] + if 'LD_LIBRARY_PATH' in os.environ: + paths = os.environ['LD_LIBRARY_PATH'].split(':') + paths + for d in paths: + f = os.path.join(d, name) + if _is_elf(f): + return os.path.basename(f) + + prefix = os.path.join(d, 'lib'+name) + for suffix in ['.so', '.so.*']: + for f in glob('{0}{1}'.format(prefix, suffix)): + if _is_elf(f): + return os.path.basename(f) + else: def _findSoname_ldconfig(name):