diff options
Diffstat (limited to 'Lib')
| -rw-r--r-- | Lib/ctypes/util.py | 40 |
1 files changed, 36 insertions, 4 deletions
diff --git a/Lib/ctypes/util.py b/Lib/ctypes/util.py index 29bc488..78f4ce3 100644 --- a/Lib/ctypes/util.py +++ b/Lib/ctypes/util.py @@ -89,20 +89,22 @@ elif os.name == "posix": expr = r'[^\(\)\s]*lib%s\.[^\(\)\s]*' % re.escape(name) fdout, ccout = tempfile.mkstemp() os.close(fdout) - cmd = 'if type gcc >/dev/null 2>&1; then CC=gcc; else CC=cc; fi;' \ + cmd = 'if type gcc >/dev/null 2>&1; then CC=gcc; elif type cc >/dev/null 2>&1; then CC=cc;else exit 10; fi;' \ '$CC -Wl,-t -o ' + ccout + ' 2>&1 -l' + name try: f = os.popen(cmd) try: trace = f.read() finally: - f.close() + rv = f.close() finally: try: os.unlink(ccout) except OSError as e: if e.errno != errno.ENOENT: raise + if rv == 10: + raise OSError, 'gcc or cc command not found' res = re.search(expr, trace) if not res: return None @@ -129,7 +131,13 @@ elif os.name == "posix": # assuming GNU binutils / ELF if not f: return None - cmd = "objdump -p -j .dynamic 2>/dev/null " + f + cmd = 'if ! type objdump >/dev/null 2>&1; then exit 10; fi;' \ + "objdump -p -j .dynamic 2>/dev/null " + f + f = os.popen(cmd) + dump = f.read() + rv = f.close() + if rv == 10: + raise OSError, 'objdump command not found' f = os.popen(cmd) try: data = f.read() @@ -193,8 +201,32 @@ elif os.name == "posix": return None return res.group(0) + def _findSoname_ldconfig(name): + import struct + if struct.calcsize('l') == 4: + machine = os.uname()[4] + '-32' + else: + machine = os.uname()[4] + '-64' + mach_map = { + 'x86_64-64': 'libc6,x86-64', + 'ppc64-64': 'libc6,64bit', + 'sparc64-64': 'libc6,64bit', + 's390x-64': 'libc6,64bit', + 'ia64-64': 'libc6,IA-64', + } + 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)) + res = re.search(expr, + os.popen('/sbin/ldconfig -p 2>/dev/null').read()) + if not res: + return None + return res.group(1) + def find_library(name): - return _get_soname(_findLib_ldconfig(name) or _findLib_gcc(name)) + return _findSoname_ldconfig(name) or _get_soname(_findLib_gcc(name)) ################################################################ # test code |