site_init.py revision 12245:ad6fa75d2aba 
1# Copyright (c) 2013, 2015-2017 ARM Limited
2# All rights reserved.
3#
4# The license below extends only to copyright in the software and shall
5# not be construed as granting a license to any other intellectual
6# property including but not limited to intellectual property relating
7# to a hardware implementation of the functionality of the software
8# licensed hereunder.  You may use the software subject to the license
9# terms below provided that you ensure that this notice is replicated
10# unmodified and in its entirety in all distributions of the software,
11# modified or unmodified, in source code or in binary form.
12#
13# Copyright (c) 2011 Advanced Micro Devices, Inc.
14# Copyright (c) 2009 The Hewlett-Packard Development Company
15# Copyright (c) 2004-2005 The Regents of The University of Michigan
16# All rights reserved.
17#
18# Redistribution and use in source and binary forms, with or without
19# modification, are permitted provided that the following conditions are
20# met: redistributions of source code must retain the above copyright
21# notice, this list of conditions and the following disclaimer;
22# redistributions in binary form must reproduce the above copyright
23# notice, this list of conditions and the following disclaimer in the
24# documentation and/or other materials provided with the distribution;
25# neither the name of the copyright holders nor the names of its
26# contributors may be used to endorse or promote products derived from
27# this software without specific prior written permission.
28#
29# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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40
41from gem5_python_paths import extra_python_paths
42
43# Check for recent-enough Python and SCons versions.
44try:
45    # Really old versions of scons only take two options for the
46    # function, so check once without the revision and once with the
47    # revision, the first instance will fail for stuff other than
48    # 0.98, and the second will fail for 0.98.0
49    EnsureSConsVersion(0, 98)
50    EnsureSConsVersion(0, 98, 1)
51except SystemExit, e:
52    print """
53For more details, see:
54    http://gem5.org/Dependencies
55"""
56    raise
57
58# pybind11 requires python 2.7
59try:
60    EnsurePythonVersion(2, 7)
61except SystemExit, e:
62    print """
63You can use a non-default installation of the Python interpreter by
64rearranging your PATH so that scons finds the non-default 'python' and
65'python-config' first.
66
67For more details, see:
68    http://gem5.org/wiki/index.php/Using_a_non-default_Python_installation
69"""
70    raise
71
72sys.path[1:1] = extra_python_paths
73