mesa/common.py
José Fonseca 67450f0644 scons: New build= option, with support for checked builds.
Where checked build is compiler optimizations plus debugging checks --
ideal for testing CPU bound loads and running test automation loads.
2010-09-29 14:17:26 +01:00

96 lines
2.8 KiB
Python

#######################################################################
# Common SCons code
import os
import os.path
import re
import subprocess
import sys
import platform as _platform
#######################################################################
# Defaults
_platform_map = {
'linux2': 'linux',
'win32': 'windows',
}
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',
'ppc' : 'ppc',
'x86_64': 'x86_64',
}
# find default_machine value
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')
# find default_llvm value
if 'LLVM' in os.environ:
default_llvm = 'yes'
else:
# 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)
default_llvm = 'no'
try:
if platform != 'windows' and subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0:
default_llvm = 'yes'
except:
pass
# find default_dri value
if default_platform in ('linux', 'freebsd'):
default_dri = 'yes'
elif default_platform in ('winddk', 'windows', 'wince', 'darwin'):
default_dri = 'no'
else:
default_dri = 'no'
#######################################################################
# Common options
def AddOptions(opts):
try:
from SCons.Variables.BoolVariable import BoolVariable as BoolOption
except ImportError:
from SCons.Options.BoolOption import BoolOption
try:
from SCons.Variables.EnumVariable import EnumVariable as EnumOption
except ImportError:
from SCons.Options.EnumOption import EnumOption
opts.Add(EnumOption('build', 'build type', 'debug',
allowed_values=('debug', 'checked', 'profile', 'release')))
opts.Add(BoolOption('quiet', 'quiet command lines', 'yes'))
opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine,
allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
opts.Add(EnumOption('platform', 'target platform', default_platform,
allowed_values=('linux', 'cell', 'windows', 'winddk', 'wince', 'darwin', 'embedded', 'cygwin', 'sunos5', 'freebsd8')))
opts.Add('toolchain', 'compiler toolchain', 'default')
opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
opts.Add(BoolOption('dri', 'build DRI drivers', default_dri))
opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))