diff options
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/ctypes/util.py | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py index 1881e89..5b58422 100644 --- a/Lib/ctypes/util.py +++ b/Lib/ctypes/util.py @@ -1,5 +1,6 @@ import sys, os import contextlib +import subprocess # find_library(name) returns the pathname of a library, or None. if os.name == "nt": @@ -203,14 +204,19 @@ elif os.name == "posix": abi_type = mach_map.get(machine, 'libc6') # XXX assuming GLIBC's ldconfig (with option -p) - expr = r'(\S+)\s+\((%s(?:, OS ABI:[^\)]*)?)\)[^/]*(/[^\(\)\s]*lib%s\.[^\(\)\s]*)' \ - % (abi_type, re.escape(name)) - with contextlib.closing(os.popen('LC_ALL=C LANG=C /sbin/ldconfig -p 2>/dev/null')) as f: - data = f.read() - res = re.search(expr, data) - if not res: - return None - return res.group(1) + regex = os.fsencode( + '\s+(lib%s\.[^\s]+)\s+\(%s' % (re.escape(name), abi_type)) + try: + with subprocess.Popen(['/sbin/ldconfig', '-p'], + stdin=subprocess.DEVNULL, + stderr=subprocess.DEVNULL, + stdout=subprocess.PIPE, + env={'LC_ALL': 'C', 'LANG': 'C'}) as p: + res = re.search(regex, p.stdout.read()) + if res: + return os.fsdecode(res.group(1)) + except OSError: + pass def find_library(name): return _findSoname_ldconfig(name) or _get_soname(_findLib_gcc(name)) |