summaryrefslogtreecommitdiff
path: root/SConstruct
blob: 606be015c06307250932162788f69a2281cf757f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
#######################################################################
# Top-level SConstruct
#
# For example, invoke scons as 
#
#   scons debug=1 dri=0 machine=x86
#
# to set configuration variables. Or you can write those options to a file
# named config.py:
#
#   # config.py
#   debug=1
#   dri=0
#   machine='x86'
# 
# Invoke
#
#   scons -h
#
# to get the full list of options. See scons manpage for more info.
#  

import os
import os.path
import sys
import SCons.Util

import common

#######################################################################
# Configuration options

default_statetrackers = 'mesa'

if common.default_platform in ('linux', 'freebsd', 'darwin'):
	default_drivers = 'softpipe,failover,svga,i915,i965,trace,identity,llvmpipe'
	default_winsys = 'xlib'
elif common.default_platform in ('winddk',):
	default_drivers = 'softpipe,svga,i915,i965,trace,identity'
	default_winsys = 'all'
elif common.default_platform in ('embedded',):
	default_drivers = 'softpipe,llvmpipe'
	default_winsys = 'xlib'
else:
	default_drivers = 'all'
	default_winsys = 'all'

opts = Variables('config.py')
common.AddOptions(opts)
opts.Add(ListVariable('statetrackers', 'state trackers to build', default_statetrackers,
                     ['mesa', 'python', 'xorg']))
opts.Add(ListVariable('drivers', 'pipe drivers to build', default_drivers,
                     ['softpipe', 'failover', 'svga', 'i915', 'i965', 'trace', 'r300', 'identity', 'llvmpipe']))
opts.Add(ListVariable('winsys', 'winsys drivers to build', default_winsys,
                     ['xlib', 'vmware', 'intel', 'i965', 'gdi', 'radeon']))
opts.Add(ListVariable('targets', 'target drivers to build', 'all',
                     ['xlib']))

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

env = Environment(
	options = opts,
	tools = ['gallium'],
	toolpath = ['#scons'],	
	ENV = os.environ,
)

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'])

Help(opts.GenerateHelpText(env))

# replicate options values in local variables
debug = env['debug']
dri = env['dri']
machine = env['machine']
platform = env['platform']
drawllvm = 'llvmpipe' in env['drivers']

# LLVM support in the Draw module
if drawllvm:
        env.Tool('llvm')
        if not env.has_key('LLVM_VERSION'):
           drawllvm = False

# derived options
x86 = machine == 'x86'
ppc = machine == 'ppc'
gcc = platform in ('linux', 'freebsd', 'darwin', 'embedded')
msvc = platform in ('windows', 'winddk')

Export([
	'debug', 
	'x86', 
	'ppc', 
	'dri', 
	'drawllvm',
	'platform',
	'gcc',
	'msvc',
])


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

# Always build trace and identity drivers
if 'trace' not in env['drivers']:
    env['drivers'].append('trace')
if 'identity' not in env['drivers']:
    env['drivers'].append('identity')

# Includes
env.Append(CPPPATH = [
	'#/include',
	'#/src/gallium/include',
	'#/src/gallium/auxiliary',
	'#/src/gallium/drivers',
	'#/src/gallium/winsys',
])

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

# Embedded
if platform == 'embedded':
	env.Append(CPPDEFINES = [
		'_POSIX_SOURCE',
		('_POSIX_C_SOURCE', '199309L'), 
		'_SVID_SOURCE',
		'_BSD_SOURCE', 
		'_GNU_SOURCE',
		
		'PTHREADS',
	])
	env.Append(LIBS = [
		'm',
		'pthread',
		'dl',
	])

# Posix
if platform in ('posix', 'linux', 'freebsd', 'darwin'):
	env.Append(CPPDEFINES = [
		'_POSIX_SOURCE',
		('_POSIX_C_SOURCE', '199309L'), 
		'_SVID_SOURCE',
		'_BSD_SOURCE', 
		'_GNU_SOURCE',
		
		'PTHREADS',
		'HAVE_POSIX_MEMALIGN',
	])
	if platform == 'darwin':
		env.Append(CPPDEFINES = ['_DARWIN_C_SOURCE'])
	env.Append(CPPPATH = ['/usr/X11R6/include'])
	env.Append(LIBPATH = ['/usr/X11R6/lib'])
	env.Append(LIBS = [
		'm',
		'pthread',
		'expat',
		'dl',
	])

# 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',
	])

# LLVM support in the Draw module
if drawllvm:
    env.Append(CPPDEFINES = ['DRAW_LLVM'])

# libGL
if platform in ('linux', 'freebsd', 'darwin'):
	env.Append(LIBS = [
		'X11',
		'Xext',
		'Xxf86vm',
		'Xdamage',
		'Xfixes',
	])

# for debugging
#print env.Dump()

Export('env')


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

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

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
        tools = ['default', 'custom'],
        toolpath = ['#scons'],	
        ENV = os.environ,
    )

    host_env['platform'] = common.default_platform
    host_env['machine'] = common.default_machine
    host_env['debug'] = env['debug']

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

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

env.Default('src')

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
)