| 1 | #######################################################################
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| 2 | # Common SCons code
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| 3 |
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| 4 | import os
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| 5 | import os.path
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| 6 | import re
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| 7 | import subprocess
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| 8 | import sys
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| 9 | import platform as _platform
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| 10 |
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| 11 | import SCons.Script.SConscript
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| 12 |
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| 13 |
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| 14 | #######################################################################
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| 15 | # Defaults
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| 16 |
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| 17 | host_platform = _platform.system().lower()
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| 18 | if host_platform.startswith('cygwin'):
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| 19 | host_platform = 'cygwin'
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| 20 |
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| 21 | # Search sys.argv[] for a "platform=foo" argument since we don't have
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| 22 | # an 'env' variable at this point.
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| 23 | if 'platform' in SCons.Script.ARGUMENTS:
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| 24 | target_platform = SCons.Script.ARGUMENTS['platform']
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| 25 | else:
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| 26 | target_platform = host_platform
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| 27 |
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| 28 | _machine_map = {
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| 29 | 'x86': 'x86',
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| 30 | 'i386': 'x86',
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| 31 | 'i486': 'x86',
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| 32 | 'i586': 'x86',
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| 33 | 'i686': 'x86',
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| 34 | 'BePC': 'x86',
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| 35 | 'Intel': 'x86',
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| 36 | 'ppc': 'ppc',
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| 37 | 'BeBox': 'ppc',
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| 38 | 'BeMac': 'ppc',
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| 39 | 'AMD64': 'x86_64',
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| 40 | 'x86_64': 'x86_64',
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| 41 | 'sparc': 'sparc',
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| 42 | 'sun4u': 'sparc',
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| 43 | }
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| 44 |
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| 45 |
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| 46 | # find host_machine value
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| 47 | if 'PROCESSOR_ARCHITECTURE' in os.environ:
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| 48 | host_machine = os.environ['PROCESSOR_ARCHITECTURE']
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| 49 | else:
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| 50 | host_machine = _platform.machine()
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| 51 | host_machine = _machine_map.get(host_machine, 'generic')
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| 52 |
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| 53 | default_machine = host_machine
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| 54 | default_toolchain = 'default'
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| 55 |
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| 56 | if target_platform == 'windows' and host_platform != 'windows':
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| 57 | default_machine = 'x86'
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| 58 | default_toolchain = 'crossmingw'
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| 59 |
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| 60 |
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| 61 | # find default_llvm value
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| 62 | if 'LLVM' in os.environ or 'LLVM_CONFIG' in os.environ:
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| 63 | default_llvm = 'yes'
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| 64 | else:
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| 65 | default_llvm = 'no'
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| 66 | try:
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| 67 | if target_platform != 'windows' and \
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| 68 | subprocess.call(['llvm-config', '--version'],
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| 69 | stdout=subprocess.PIPE) == 0:
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| 70 | default_llvm = 'yes'
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| 71 | except:
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| 72 | pass
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| 73 |
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| 74 |
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| 75 | #######################################################################
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| 76 | # Common options
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| 77 |
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| 78 | def AddOptions(opts):
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| 79 | try:
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| 80 | from SCons.Variables.BoolVariable import BoolVariable as BoolOption
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| 81 | except ImportError:
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| 82 | from SCons.Options.BoolOption import BoolOption
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| 83 | try:
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| 84 | from SCons.Variables.EnumVariable import EnumVariable as EnumOption
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| 85 | except ImportError:
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| 86 | from SCons.Options.EnumOption import EnumOption
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| 87 | opts.Add(EnumOption('build', 'build type', 'debug',
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| 88 | allowed_values=('debug', 'checked', 'profile',
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| 89 | 'release', 'opt')))
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| 90 | opts.Add(BoolOption('verbose', 'verbose output', 'no'))
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| 91 | opts.Add(EnumOption('machine', 'use machine-specific assembly code',
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| 92 | default_machine,
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| 93 | allowed_values=('generic', 'ppc', 'x86', 'x86_64')))
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| 94 | opts.Add(EnumOption('platform', 'target platform', host_platform,
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| 95 | allowed_values=('cygwin', 'darwin', 'freebsd', 'haiku',
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| 96 | 'linux', 'sunos', 'windows')))
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| 97 | opts.Add(BoolOption('embedded', 'embedded build', 'no'))
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| 98 | opts.Add(BoolOption('analyze',
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| 99 | 'enable static code analysis where available', 'no'))
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| 100 | opts.Add(BoolOption('asan', 'enable Address Sanitizer', 'no'))
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| 101 | opts.Add('toolchain', 'compiler toolchain', default_toolchain)
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| 102 | opts.Add(BoolOption('gles', 'EXPERIMENTAL: enable OpenGL ES support',
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| 103 | 'no'))
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| 104 | opts.Add(BoolOption('llvm', 'use LLVM', default_llvm))
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| 105 | opts.Add(BoolOption('openmp', 'EXPERIMENTAL: compile with openmp (swrast)',
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| 106 | 'no'))
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| 107 | opts.Add(BoolOption('debug', 'DEPRECATED: debug build', 'yes'))
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| 108 | opts.Add(BoolOption('profile', 'DEPRECATED: profile build', 'no'))
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| 109 | opts.Add(BoolOption('quiet', 'DEPRECATED: profile build', 'yes'))
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| 110 | opts.Add(BoolOption('texture_float',
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| 111 | 'enable floating-point textures and renderbuffers',
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| 112 | 'no'))
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| 113 | opts.Add(BoolOption('swr', 'Build OpenSWR', 'no'))
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| 114 | if host_platform == 'windows':
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| 115 | opts.Add('MSVC_VERSION', 'Microsoft Visual C/C++ version')
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