Change libc loading for personality function.

This caused a SEGV on the glibc that is in IPFire 2.x.

diff --git a/pakfire/util.py b/pakfire/util.py
index ad40a38ac196413a998aaf582148e2975ce79fd7..ced8ca01d76eaf2a3c590bc4367593471d0e4704 100644 (file)
--- a/pakfire/util.py
+++ b/pakfire/util.py
@@ -15,12 +15,8 @@ from errors import Error
 from packages.util import calc_hash1, format_size
 
 _libc = ctypes.cdll.LoadLibrary(None)
-_errno = ctypes.c_int.in_dll(_libc, "errno")
 _libc.personality.argtypes = [ctypes.c_ulong]
 _libc.personality.restype = ctypes.c_int
-_libc.unshare.argtypes = [ctypes.c_int,]
-_libc.unshare.restype = ctypes.c_int
-CLONE_NEWNS = 0x00020000
 
 def cli_is_interactive():
        """
@@ -192,7 +188,7 @@ class ChildPreExec(object):
                if self.personality:
                        res = _libc.personality(self.personality)
                        if res == -1:
-                               raise OSError(_errno.value, os.strerror(_errno.value))
+                               raise OSError, "Could not set personality"
 
                # Change into new root.
                if self.chrootPath: