From: Michael Tremer <michael.tremer@ipfire.org>
Date: Thu, 10 Mar 2011 10:42:01 +0000 (+0100)
Subject: Change libc loading for personality function.
X-Git-Tag: 0.9.3~79
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9b5bdf43cb173d9ac51ebe6f57b0bd3a08b04795;p=pakfire.git

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 ad40a38ac..ced8ca01d 100644
--- 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: