broadcom/vc5: Add XML for V3D 4.2.
[mesa.git] / 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 if host_platform.startswith('cygwin'):
19 host_platform = 'cygwin'
20
21 # Search sys.argv[] for a "platform=foo" argument since we don't have
22 # an 'env' variable at this point.
23 if 'platform' in SCons.Script.ARGUMENTS:
24 target_platform = SCons.Script.ARGUMENTS['platform']
25 else:
26 target_platform = host_platform
27
28 _machine_map = {
29 'x86': 'x86',
30 '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
47 if 'PROCESSOR_ARCHITECTURE' in os.environ:
48 host_machine = os.environ['PROCESSOR_ARCHITECTURE']
49 else:
50 host_machine = _platform.machine()
51 host_machine = _machine_map.get(host_machine, 'generic')
52
53 default_machine = host_machine
54 default_toolchain = 'default'
55
56 if target_platform == 'windows' and host_platform != 'windows':
57 default_machine = 'x86'
58 default_toolchain = 'crossmingw'
59
60
61 # find default_llvm value
62 if 'LLVM' in os.environ or 'LLVM_CONFIG' in os.environ:
63 default_llvm = 'yes'
64 else:
65 default_llvm = 'no'
66 try:
67 if target_platform != 'windows' and \
68 subprocess.call(['llvm-config', '--version'],
69 stdout=subprocess.PIPE) == 0:
70 default_llvm = 'yes'
71 except:
72 pass
73
74
75 #######################################################################
76 # Common options
77
78 def AddOptions(opts):
79 try:
80 from SCons.Variables.BoolVariable import BoolVariable as BoolOption
81 except ImportError:
82 from SCons.Options.BoolOption import BoolOption
83 try:
84 from SCons.Variables.EnumVariable import EnumVariable as EnumOption
85 except ImportError:
86 from SCons.Options.EnumOption import EnumOption
87 opts.Add(EnumOption('build', 'build type', 'debug',
88 allowed_values=('debug', 'checked', 'profile',
89 'release', 'opt')))
90 opts.Add(BoolOption('verbose', 'verbose output', 'no'))
91 opts.Add(EnumOption('machine', 'use machine-specific assembly code',
92 default_machine,
93 allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
94 opts.Add(EnumOption('platform', 'target platform', host_platform,
95 allowed_values=('cygwin', 'darwin', 'freebsd', 'haiku',
96 'linux', 'sunos', 'windows')))
97 opts.Add(BoolOption('embedded', 'embedded build', 'no'))
98 opts.Add(BoolOption('analyze',
99 'enable static code analysis where available', 'no'))
100 opts.Add(BoolOption('asan', 'enable Address Sanitizer', 'no'))
101 opts.Add('toolchain', 'compiler toolchain', default_toolchain)
102 opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support',
103 'no'))
104 opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
105 opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)',
106 'no'))
107 opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
108 opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
109 opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes'))
110 opts.Add(BoolOption('texture_float',
111 'enable floating-point textures and renderbuffers',
112 'no'))
113 opts.Add(BoolOption('swr', 'Build OpenSWR', 'no'))
114 if host_platform == 'windows':
115 opts.Add('MSVC_VERSION', 'Microsoft Visual C/C++ version')