common.py 2.62 KB
Newer Older
1 2 3 4 5
#######################################################################
# Common SCons code

import os
import os.path
Brian Paul's avatar
Brian Paul committed
6
import re
7
import subprocess
8 9 10 11 12 13 14 15 16
import sys
import platform as _platform


#######################################################################
# Defaults

_platform_map = {
	'linux2': 'linux',
17
	'win32': 'windows',
18 19 20 21 22 23 24 25 26 27 28
}

default_platform = sys.platform
default_platform = _platform_map.get(default_platform, default_platform)

_machine_map = {
	'x86': 'x86',
	'i386': 'x86',
	'i486': 'x86',
	'i586': 'x86',
	'i686': 'x86',
Michel Dänzer's avatar
Michel Dänzer committed
29
	'ppc' : 'ppc',
30 31
	'x86_64': 'x86_64',
}
32 33 34


# find default_machine value
35 36 37 38 39 40
if 'PROCESSOR_ARCHITECTURE' in os.environ:
	default_machine = os.environ['PROCESSOR_ARCHITECTURE']
else:
	default_machine = _platform.machine()
default_machine = _machine_map.get(default_machine, 'generic')

41 42

# find default_llvm value
43
if 'LLVM' in os.environ:
44 45
    default_llvm = 'yes'
else:
Brian Paul's avatar
Brian Paul committed
46 47 48 49 50 51 52 53 54
    # Search sys.argv[] for a "platform=foo" argument since we don't have
    # an 'env' variable at this point.
    platform = default_platform
    pattern = re.compile("(platform=)(.*)")
    for arg in sys.argv:
        m = pattern.match(arg)
        if m:
            platform = m.group(2)

55
    default_llvm = 'no'
56
    try:
Brian Paul's avatar
Brian Paul committed
57
        if platform != 'windows' and subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0:
58 59 60
            default_llvm = 'yes'
    except:
        pass
61

62 63

# find default_dri value
64
if default_platform in ('linux', 'freebsd'):
65
	default_dri = 'yes'
66
elif default_platform in ('winddk', 'windows', 'wince', 'darwin'):
67 68 69 70 71 72 73 74
	default_dri = 'no'
else:
	default_dri = 'no'


#######################################################################
# Common options

75
def AddOptions(opts):
76 77 78
	try:
		from SCons.Variables.BoolVariable import BoolVariable as BoolOption
	except ImportError:
79 80
		from SCons.Options.BoolOption import BoolOption
	try:
81
		from SCons.Variables.EnumVariable import EnumVariable as EnumOption
82 83
	except ImportError:
		from SCons.Options.EnumOption import EnumOption
84
	opts.Add(BoolOption('debug', 'debug build', 'yes'))
85
	opts.Add(BoolOption('profile', 'profile build', 'no'))
86
	opts.Add(BoolOption('quiet', 'quiet command lines', 'yes'))
87
	opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine,
Michel Dänzer's avatar
Michel Dänzer committed
88
											 allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
89
	opts.Add(EnumOption('platform', 'target platform', default_platform,
90
											 allowed_values=('linux', 'cell', 'windows', 'winddk', 'wince', 'darwin', 'embedded', 'cygwin')))
91
	opts.Add('toolchain', 'compiler toolchain', 'default')
92
	opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
93
	opts.Add(BoolOption('dri', 'build DRI drivers', default_dri))