1090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson#######################################################################
21d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert# Common SCons code
3090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
4090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport os
5090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport os.path
6090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport re
7090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport subprocess
8090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport sys
9090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport platform as _platform
10090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
11090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonimport SCons.Script.SConscript
12090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
13090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
14090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson#######################################################################
15090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson# Defaults
16090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
17090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonhost_platform = _platform.system().lower()
18090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonif host_platform.startswith('cygwin'):
191d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert    host_platform = 'cygwin'
20090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson
21090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson# Search sys.argv[] for a "platform=foo" argument since we don't have
221d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert# an 'env' variable at this point.
231d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringertif 'platform' in SCons.Script.ARGUMENTS:
241d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert    target_platform = SCons.Script.ARGUMENTS['platform']
25090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilsonelse:
261d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert    target_platform = host_platform
271d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert
281d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert_machine_map = {
291d580d0f6ee4f21eb309ba7b509d2c6d671c4044Bjorn Bringert	'x86': 'x86',
30090f9b4c879985bc747c214f82c62471e60c7742Jesse Wilson	'i386': 'x86',
31	'i486': 'x86',
32	'i586': 'x86',
33	'i686': 'x86',
34	'BePC': 'x86',
35	'Intel': 'x86',
36	'ppc' : 'ppc',
37	'BeBox': 'ppc',
38	'BeMac': 'ppc',
39	'AMD64': 'x86_64',
40	'x86_64': 'x86_64',
41	'sparc': 'sparc',
42	'sun4u': 'sparc',
43}
44
45
46# find host_machine value
47if 'PROCESSOR_ARCHITECTURE' in os.environ:
48	host_machine = os.environ['PROCESSOR_ARCHITECTURE']
49else:
50	host_machine = _platform.machine()
51host_machine = _machine_map.get(host_machine, 'generic')
52
53default_machine = host_machine
54default_toolchain = 'default'
55
56if target_platform == 'windows' and host_platform != 'windows':
57    default_machine = 'x86'
58    default_toolchain = 'crossmingw'
59
60
61# find default_llvm value
62if 'LLVM' in os.environ:
63    default_llvm = 'yes'
64else:
65    default_llvm = 'no'
66    try:
67        if target_platform != 'windows' and \
68           subprocess.call(['llvm-config', '--version'], stdout=subprocess.PIPE) == 0:
69            default_llvm = 'yes'
70    except:
71        pass
72
73
74#######################################################################
75# Common options
76
77def AddOptions(opts):
78	try:
79		from SCons.Variables.BoolVariable import BoolVariable as BoolOption
80	except ImportError:
81		from SCons.Options.BoolOption import BoolOption
82	try:
83		from SCons.Variables.EnumVariable import EnumVariable as EnumOption
84	except ImportError:
85		from SCons.Options.EnumOption import EnumOption
86	opts.Add(EnumOption('build', 'build type', 'debug',
87	                  allowed_values=('debug', 'checked', 'profile', 'release')))
88	opts.Add(BoolOption('verbose', 'verbose output', 'no'))
89	opts.Add(EnumOption('machine', 'use machine-specific assembly code', default_machine,
90											 allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
91	opts.Add(EnumOption('platform', 'target platform', host_platform,
92											 allowed_values=('cygwin', 'darwin', 'freebsd', 'haiku', 'linux', 'sunos', 'windows')))
93	opts.Add(BoolOption('embedded', 'embedded build', 'no'))
94	opts.Add('toolchain', 'compiler toolchain', default_toolchain)
95	opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support', 'no'))
96	opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
97	opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)', 'no'))
98	opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
99	opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
100	opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes'))
101	opts.Add(BoolOption('texture_float', 'enable floating-point textures and renderbuffers', 'no'))
102	if host_platform == 'windows':
103		opts.Add(EnumOption('MSVS_VERSION', 'MS Visual C++ version', None, allowed_values=('7.1', '8.0', '9.0')))
104