common.py

   1 #######################################################################
   2 # Common SCons code
   3
   4 import os
   5 import os.path
   6 import re
   7 import subprocess
   8 import sys
   9 import platform as _platform
  10
  11 import SCons.Script.SConscript
  12
  13
  14 #######################################################################
  15 # Defaults
  16
  17 host_platform = _platform.system().lower()
  18
  19 # Search sys.argv[] for a "platform=foo" argument since we don't have
  20 # an 'env' variable at this point.
  21 if 'platform' in SCons.Script.ARGUMENTS:
  22     target_platform = SCons.Script.ARGUMENTS['platform']
  23 else:
  24     target_platform = host_platform
  25
  26 _machine_map = {
  27         'x86': 'x86',
  28         'i386': 'x86',
  29         'i486': 'x86',
  30         'i586': 'x86',
  31         'i686': 'x86',
  32         'ppc' : 'ppc',
  33         'AMD64': 'x86_64',
  34         'x86_64': 'x86_64',
  35 }
  36
  37
  38 # find host_machine value
  39 if 'PROCESSOR_ARCHITECTURE' in os.environ:
  40         host_machine = os.environ['PROCESSOR_ARCHITECTURE']
  41 else:
  42         host_machine = _platform.machine()
  43 host_machine = _machine_map.get(host_machine, 'generic')
  44
  45 default_machine = host_machine
  46 default_toolchain = 'default'
  47
  48 if target_platform == 'windows' and host_platform != 'windows':
  49     default_machine = 'x86'
  50     default_toolchain = 'crossmingw'
  51
  52
  53 # find default_llvm value
  54 if 'LLVM' in os.environ:
  55     default_llvm = 'yes'
  56 else:
  57     default_llvm = 'no'
  58     try:
  59         if target_platform != 'windows' and \
  60            subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0:
  61             default_llvm = 'yes'
  62     except:
  63         pass
  64
  65
  66 #######################################################################
  67 # Common options
  68
  69 def AddOptions(opts):
  70         try:
  71                 from SCons.Variables.BoolVariable import BoolVariable as BoolOption
  72         except ImportError:
  73                 from SCons.Options.BoolOption import BoolOption
  74         try:
  75                 from SCons.Variables.EnumVariable import EnumVariable as EnumOption
  76         except ImportError:
  77                 from SCons.Options.EnumOption import EnumOption
  78         opts.Add(EnumOption('build', 'build type', 'debug',
  79                           allowed_values=('debug', 'checked', 'profile', 'release')))
  80         opts.Add(BoolOption('quiet', 'quiet command lines', 'yes'))
  81         opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine,
  82                                                                                          allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
  83         opts.Add(EnumOption('platform', 'target platform', host_platform,
  84                                                                                          allowed_values=('linux', 'cell', 'windows', 'winddk', 'wince', 'darwin', 'embedded', 'cygwin_nt-5.1', 'cygwin_nt-6.1', 'sunos5', 'freebsd8')))
  85         opts.Add('toolchain', 'compiler toolchain', default_toolchain)
  86         opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support', 'no'))
  87         opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
  88         opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
  89         opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
  90         opts.Add(EnumOption('MSVS_VERSION', 'MS Visual C++ version', None, allowed_values=('7.1', '8.0', '9.0')))