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#============================================================================
# This library is free software; you can redistribute it and/or
# modify it under the terms of version 2.1 of the GNU Lesser General Public
# License as published by the Free Software Foundation.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#============================================================================
# Copyright (C) 2005-2006 XenSource Inc.
#============================================================================
LIB_32 = "/usr/lib"
LIB_64 = "/usr/lib64"
LIB_BIN_SUFFIX = "xen/bin"
## The architectures on which the LIB_64 directory is used. This
# deliberately excludes ia64 and ppc64.
LIB_64_ARCHS = [ 'x86_64', 's390x', 'sparc64']
import os
import os.path
def execute(exe, args = None):
exepath = pathTo(exe)
a = [ exepath ]
if args:
a.extend(args)
os.execv(exepath, a)
def pathTo(exe):
return os.path.join(path(), exe)
def path():
return os.path.join(libpath(), LIB_BIN_SUFFIX)
def libpath():
machine = os.uname()[4]
if machine in LIB_64_ARCHS and os.path.exists(LIB_64):
return LIB_64
else:
return LIB_32
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