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">system().lower() if host_platform.startswith('cygwin'): host_platform = 'cygwin' # Search sys.argv[] for a "platform=foo" argument since we don't have # an 'env' variable at this point. if 'platform' in SCons.Script.ARGUMENTS: target_platform = SCons.Script.ARGUMENTS['platform'] else: target_platform = host_platform _machine_map = { 'x86': 'x86', 'i386': 'x86', 'i486': 'x86', 'i586': 'x86', 'i686': 'x86', 'BePC': 'x86', 'Intel': 'x86', 'ppc': 'ppc', 'BeBox': 'ppc', 'BeMac': 'ppc', 'AMD64': 'x86_64', 'x86_64': 'x86_64', 'sparc': 'sparc', 'sun4u': 'sparc', } # find host_machine value if 'PROCESSOR_ARCHITECTURE' in os.environ: host_machine = os.environ['PROCESSOR_ARCHITECTURE'] else: host_machine = _platform.machine() host_machine = _machine_map.get(host_machine, 'generic') default_machine = host_machine default_toolchain = 'default' if target_platform == 'windows' and host_platform != 'windows': default_machine = 'x86' default_toolchain = 'crossmingw' # find default_llvm value if 'LLVM' in os.environ: default_llvm = 'yes' else: default_llvm = 'no' try: if target_platform != 'windows' and \ subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0: default_llvm = 'yes' except: pass ####################################################################### # 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', 'opt'))) opts.Add(BoolOption('verbose', 'verbose output', 'no')) opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine, allowed_values=('generic', 'ppc', 'x86', 'x86_64'))) opts.Add(EnumOption('platform', 'target platform', host_platform, allowed_values=('cygwin', 'darwin', 'freebsd', 'haiku', 'linux', 'sunos', 'windows'))) opts.Add(BoolOption('embedded', 'embedded build', 'no')) opts.Add(BoolOption('analyze', 'enable static code analysis where available', 'no')) opts.Add(BoolOption('asan', 'enable Address Sanitizer', 'no')) opts.Add('toolchain', 'compiler toolchain', default_toolchain) opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support', 'no')) opts.Add(BoolOption('llvm', 'use LLVM', default_llvm)) opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)',