SConstruct (5204:6c4fab6c1113) SConstruct (5227:46118115ac3d)
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2005 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright

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60# 'm5' directory (or use -u or -C to tell scons where to find this
61# file), you can use 'scons -h' to print all the M5-specific build
62# options as well.
63#
64###################################################
65
66import sys
67import os
1# -*- mode:python -*-
2
3# Copyright (c) 2004-2005 The Regents of The University of Michigan
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions are
8# met: redistributions of source code must retain the above copyright

--- 51 unchanged lines hidden (view full) ---

60# 'm5' directory (or use -u or -C to tell scons where to find this
61# file), you can use 'scons -h' to print all the M5-specific build
62# options as well.
63#
64###################################################
65
66import sys
67import os
68import subprocess
69
70from os.path import isdir, join as joinpath
71
72# Check for recent-enough Python and SCons versions. If your system's
73# default installation of Python is not recent enough, you can use a
74# non-default installation of the Python interpreter by either (1)
75# rearranging your PATH so that scons finds the non-default 'python'
76# first or (2) explicitly invoking an alternative interpreter on the
77# scons script, e.g., "/usr/local/bin/python2.4 `which scons` [args]".
78EnsurePythonVersion(2,4)
79
68
69from os.path import isdir, join as joinpath
70
71# Check for recent-enough Python and SCons versions. If your system's
72# default installation of Python is not recent enough, you can use a
73# non-default installation of the Python interpreter by either (1)
74# rearranging your PATH so that scons finds the non-default 'python'
75# first or (2) explicitly invoking an alternative interpreter on the
76# scons script, e.g., "/usr/local/bin/python2.4 `which scons` [args]".
77EnsurePythonVersion(2,4)
78
79# Import subprocess after we check the version since it doesn't exist in
80# Python < 2.4.
81import subprocess
82
80# Ironically, SCons 0.96 dies if you give EnsureSconsVersion a
81# 3-element version number.
82min_scons_version = (0,96,91)
83try:
84 EnsureSConsVersion(*min_scons_version)
85except:
86 print "Error checking current SCons version."
87 print "SCons", ".".join(map(str,min_scons_version)), "or greater required."

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324env['SCANNERS'] = scanners
325
326# Platform-specific configuration. Note again that we assume that all
327# builds under a given build root run on the same host platform.
328conf = Configure(env,
329 conf_dir = joinpath(build_root, '.scons_config'),
330 log_file = joinpath(build_root, 'scons_config.log'))
331
83# Ironically, SCons 0.96 dies if you give EnsureSconsVersion a
84# 3-element version number.
85min_scons_version = (0,96,91)
86try:
87 EnsureSConsVersion(*min_scons_version)
88except:
89 print "Error checking current SCons version."
90 print "SCons", ".".join(map(str,min_scons_version)), "or greater required."

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327env['SCANNERS'] = scanners
328
329# Platform-specific configuration. Note again that we assume that all
330# builds under a given build root run on the same host platform.
331conf = Configure(env,
332 conf_dir = joinpath(build_root, '.scons_config'),
333 log_file = joinpath(build_root, 'scons_config.log'))
334
335# Check if we should compile a 64 bit binary on Mac OS X/Darwin
336try:
337 import platform
338 uname = platform.uname()
339 if uname[0] == 'Darwin' and compare_versions(uname[2], '9.0.0') >= 0:
340 if int(subprocess.Popen('sysctl -n hw.cpu64bit_capable', shell=True,
341 stdout=subprocess.PIPE, stderr=subprocess.STDOUT,
342 close_fds=True).communicate()[0][0]):
343 env.Append(CCFLAGS='-arch x86_64')
344 env.Append(CFLAGS='-arch x86_64')
345 env.Append(LINKFLAGS='-arch x86_64')
346 env.Append(ASFLAGS='-arch x86_64')
347except:
348 pass
349
332# Recent versions of scons substitute a "Null" object for Configure()
333# when configuration isn't necessary, e.g., if the "--help" option is
334# present. Unfortuantely this Null object always returns false,
335# breaking all our configuration checks. We replace it with our own
336# more optimistic null object that returns True instead.
337if not conf:
338 def NullCheck(*args, **kwargs):
339 return True

--- 412 unchanged lines hidden --- 		350# Recent versions of scons substitute a "Null" object for Configure()
351# when configuration isn't necessary, e.g., if the "--help" option is
352# present. Unfortuantely this Null object always returns false,
353# breaking all our configuration checks. We replace it with our own
354# more optimistic null object that returns True instead.
355if not conf:
356 def NullCheck(*args, **kwargs):
357 return True

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