SConstruct 5.31 KB
Newer Older
1 2 3 4 5
#######################################################################
# Top-level SConstruct
#
# For example, invoke scons as 
#
6
#   scons debug=1 dri=0 machine=x86
7 8 9 10 11 12 13
#
# to set configuration variables. Or you can write those options to a file
# named config.py:
#
#   # config.py
#   debug=1
#   dri=0
14
#   machine='x86'
15 16 17 18 19 20 21 22
# 
# Invoke
#
#   scons -h
#
# to get the full list of options. See scons manpage for more info.
#  

23 24 25
import os
import os.path
import sys
Alan Hourihane's avatar
Alan Hourihane committed
26
import SCons.Util
27 28 29 30 31

import common

#######################################################################
# Configuration options
José Fonseca's avatar
José Fonseca committed
32

33 34
default_statetrackers = 'mesa'

35
if common.default_platform in ('linux', 'freebsd', 'darwin'):
36
	default_drivers = 'softpipe,failover,svga,i915,i965,trace,identity,llvmpipe'
José Fonseca's avatar
José Fonseca committed
37
	default_winsys = 'xlib'
38
elif common.default_platform in ('winddk',):
39
	default_drivers = 'softpipe,svga,i915,i965,trace,identity'
José Fonseca's avatar
José Fonseca committed
40
	default_winsys = 'all'
41 42 43
elif common.default_platform in ('embedded',):
	default_drivers = 'softpipe,llvmpipe'
	default_winsys = 'xlib'
44
else:
José Fonseca's avatar
José Fonseca committed
45 46
	default_drivers = 'all'
	default_winsys = 'all'
47

48
opts = Variables('config.py')
49
common.AddOptions(opts)
50
opts.Add(ListVariable('statetrackers', 'state trackers to build', default_statetrackers,
51
                     ['mesa', 'python', 'xorg']))
52
opts.Add(ListVariable('drivers', 'pipe drivers to build', default_drivers,
53
                     ['softpipe', 'failover', 'svga', 'i915', 'i965', 'trace', 'r300', 'identity', 'llvmpipe']))
54
opts.Add(ListVariable('winsys', 'winsys drivers to build', default_winsys,
55
                     ['xlib', 'vmware', 'intel', 'i965', 'gdi', 'radeon']))
56

57
opts.Add(EnumVariable('MSVS_VERSION', 'MS Visual C++ version', None, allowed_values=('7.1', '8.0', '9.0')))
58

59
env = Environment(
60 61
	options = opts,
	tools = ['gallium'],
62
	toolpath = ['#scons'],	
63 64 65
	ENV = os.environ,
)

66 67 68 69 70 71 72 73 74 75 76
if os.environ.has_key('CC'):
	env['CC'] = os.environ['CC']
if os.environ.has_key('CFLAGS'):
	env['CCFLAGS'] += SCons.Util.CLVar(os.environ['CFLAGS'])
if os.environ.has_key('CXX'):
	env['CXX'] = os.environ['CXX']
if os.environ.has_key('CXXFLAGS'):
	env['CXXFLAGS'] += SCons.Util.CLVar(os.environ['CXXFLAGS'])
if os.environ.has_key('LDFLAGS'):
	env['LINKFLAGS'] += SCons.Util.CLVar(os.environ['LDFLAGS'])

77 78 79 80 81
Help(opts.GenerateHelpText(env))

# replicate options values in local variables
debug = env['debug']
dri = env['dri']
82
llvm = env['llvm']
83
machine = env['machine']
84
platform = env['platform']
85 86 87

# derived options
x86 = machine == 'x86'
Michel Dänzer's avatar
Michel Dänzer committed
88
ppc = machine == 'ppc'
89
gcc = platform in ('linux', 'freebsd', 'darwin', 'embedded')
90
msvc = platform in ('windows', 'winddk')
91 92 93 94

Export([
	'debug', 
	'x86', 
Michel Dänzer's avatar
Michel Dänzer committed
95
	'ppc', 
96
	'dri', 
97
	'llvm',
98 99 100 101 102 103 104 105 106 107 108 109
	'platform',
	'gcc',
	'msvc',
])


#######################################################################
# Environment setup

# Includes
env.Append(CPPPATH = [
	'#/include',
110 111 112
	'#/src/gallium/include',
	'#/src/gallium/auxiliary',
	'#/src/gallium/drivers',
113 114
])

115 116 117
if env['msvc']:
    env.Append(CPPPATH = ['#include/c99'])

118

119
# Posix
120
if platform in ('posix', 'linux', 'freebsd', 'darwin', 'embedded'):
121 122 123 124 125 126 127 128 129
	env.Append(CPPDEFINES = [
		'_POSIX_SOURCE',
		('_POSIX_C_SOURCE', '199309L'), 
		'_SVID_SOURCE',
		'_BSD_SOURCE', 
		'_GNU_SOURCE',
		
		'PTHREADS',
	])
130 131
	if platform != 'embedded':
		env.Append(CPPDEFINES = ['HAVE_POSIX_MEMALIGN'])
132 133
	if platform == 'darwin':
		env.Append(CPPDEFINES = ['_DARWIN_C_SOURCE'])
134 135 136 137 138 139 140
	env.Append(CPPPATH = ['/usr/X11R6/include'])
	env.Append(LIBPATH = ['/usr/X11R6/lib'])
	env.Append(LIBS = [
		'm',
		'pthread',
		'dl',
	])
141 142 143 144 145
	if platform != 'embedded':
		env.Append(LIBS = [
			'expat',
		])
		
146

147 148 149 150 151 152 153 154 155 156 157

# DRI
if dri:
	env.ParseConfig('pkg-config --cflags --libs libdrm')
	env.Append(CPPDEFINES = [
		('USE_EXTERNAL_DXTN_LIB', '1'), 
		'IN_DRI_DRIVER',
		'GLX_DIRECT_RENDERING',
		'GLX_INDIRECT_RENDERING',
	])

158 159 160
# LLVM
if llvm:
	# See also http://www.scons.org/wiki/UsingPkgConfig
161
	env.ParseConfig('llvm-config --cflags --ldflags --libs backend bitreader engine instrumentation interpreter ipo')
162
	env.Append(CPPDEFINES = ['MESA_LLVM'])
163
        # Force C++ linkage
José Fonseca's avatar
José Fonseca committed
164
	env['LINK'] = env['CXX']
165

166
# libGL
167
if platform in ('linux', 'freebsd', 'darwin'):
168 169 170 171 172 173 174 175
	env.Append(LIBS = [
		'X11',
		'Xext',
		'Xxf86vm',
		'Xdamage',
		'Xfixes',
	])

176 177 178
# for debugging
#print env.Dump()

179
Export('env')
180 181 182 183 184


#######################################################################
# Invoke SConscripts

185 186
# TODO: Build several variants at the same time?
# http://www.scons.org/wiki/SimultaneousVariantBuilds
187

188 189 190 191 192 193
if env['platform'] != common.default_platform:
    # GLSL code has to be built twice -- one for the host OS, another for the target OS...

    host_env = Environment(
        # options are ignored
        # default tool is used
194
        tools = ['default', 'custom'],
195 196 197 198 199
        toolpath = ['#scons'],	
        ENV = os.environ,
    )

    host_env['platform'] = common.default_platform
200 201
    host_env['machine'] = common.default_machine
    host_env['debug'] = env['debug']
202 203 204

    SConscript(
        'src/glsl/SConscript',
205
        variant_dir = os.path.join(env['build'], 'host'),
206 207 208 209
        duplicate = 0, # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html
        exports={'env':host_env},
    )

210
SConscript(
211
	'src/SConscript',
212
	variant_dir = env['build'],
213 214
	duplicate = 0 # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html
)
215 216 217 218 219 220

SConscript(
	'progs/SConscript',
	variant_dir = os.path.join('progs', env['build']),
	duplicate = 0 # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html
)