1 #######################################################################
9 #######################################################################
10 # Configuration options
12 # For example, invoke scons as
14 # scons debug=1 dri=0 machine=x86
16 # to set configuration variables. Or you can write those options to a file
28 # to get the full list of options. See scons manpage for more info.
36 default_platform
= platform_map
.get(sys
.platform
, sys
.platform
)
38 if default_platform
in ('linux', 'freebsd', 'darwin'):
39 default_statetrackers
= 'mesa'
40 default_drivers
= 'softpipe,failover,i915simple,i965simple'
41 default_winsys
= 'xlib'
43 elif default_platform
in ('winddk',):
44 default_statetrackers
= 'none'
45 default_drivers
= 'softpipe,i915simple'
46 default_winsys
= 'none'
49 default_drivers
= 'all'
50 default_winsys
= 'all'
54 # TODO: auto-detect defaults
55 opts
= Options('config.py')
56 opts
.Add(BoolOption('debug', 'build debug version', False))
57 opts
.Add(EnumOption('machine', 'use machine-specific assembly code', 'x86',
58 allowed_values
=('generic', 'x86', 'x86-64')))
59 opts
.Add(EnumOption('platform', 'target platform', default_platform
,
60 allowed_values
=('linux', 'cell', 'winddk')))
61 opts
.Add(ListOption('statetrackers', 'state_trackers to build', default_statetrackers
,
66 opts
.Add(ListOption('drivers', 'pipe drivers to build', default_drivers
,
75 opts
.Add(ListOption('winsys', 'winsys drivers to build', default_winsys
,
81 opts
.Add(BoolOption('llvm', 'use LLVM', 'no'))
82 opts
.Add(BoolOption('dri', 'build DRI drivers', default_dri
))
87 Help(opts
.GenerateHelpText(env
))
92 # replicate options values in local variables
96 machine
= env
['machine']
97 platform
= env
['platform']
100 x86
= machine
== 'x86'
101 gcc
= platform
in ('linux', 'freebsd', 'darwin')
102 msvc
= platform
in ('win32', 'winddk')
115 #######################################################################
118 # TODO: put the compiler specific settings in separate files
119 # TODO: auto-detect as much as possible
122 if platform
== 'winddk':
123 env
.Tool('winddk', ['.'])
125 env
.Append(CPPPATH
= [
135 env
.Append(CFLAGS
= '-O0 -g3')
136 env
.Append(CXXFLAGS
= '-O0 -g3')
138 env
.Append(CFLAGS
= '-O3 -g3')
139 env
.Append(CXXFLAGS
= '-O3 -g3')
141 env
.Append(CFLAGS
= '-Wall -Wmissing-prototypes -Wno-long-long -ffast-math -pedantic')
142 env
.Append(CXXFLAGS
= '-Wall -pedantic')
145 env
.Append(CFLAGS
= '-fmessage-length=0')
146 env
.Append(CXXFLAGS
= '-fmessage-length=0')
149 env
.Append(CFLAGS
= '/W3')
152 '/Od', # disable optimizations
153 '/Oy-', # disable frame pointer omission
154 '/Zi', # enable enable debugging information
158 '/Ox', # maximum optimizations
159 '/Os', # favor code space
160 '/Zi', # enable enable debugging information
162 env
.Append(CFLAGS
= cflags
)
163 env
.Append(CXXFLAGS
= cflags
)
169 env
.Append(CPPDEFINES
= ['DEBUG'])
171 env
.Append(CPPDEFINES
= [
177 env
.Append(CPPDEFINES
= ['NDEBUG'])
181 env
.Append(CPPPATH
= [
183 '#/src/gallium/include',
184 '#/src/gallium/auxiliary',
185 '#/src/gallium/drivers',
191 env
.Append(CPPDEFINES
= [
198 env
.Append(CFLAGS
= '-m32')
199 env
.Append(CXXFLAGS
= '-m32')
203 if platform
in ('posix', 'linux', 'freebsd', 'darwin'):
204 env
.Append(CPPDEFINES
= [
206 ('_POSIX_C_SOURCE', '199309L'),
212 'HAVE_POSIX_MEMALIGN',
214 env
.Append(CPPPATH
= ['/usr/X11R6/include'])
215 env
.Append(LIBPATH
= ['/usr/X11R6/lib'])
226 env
.ParseConfig('pkg-config --cflags --libs libdrm')
227 env
.Append(CPPDEFINES
= [
228 ('USE_EXTERNAL_DXTN_LIB', '1'),
230 'GLX_DIRECT_RENDERING',
231 'GLX_INDIRECT_RENDERING',
236 # See also http://www.scons.org/wiki/UsingPkgConfig
237 env
.ParseConfig('llvm-config --cflags --ldflags --libs')
238 env
.Append(CPPDEFINES
= ['MESA_LLVM'])
239 env
.Append(CXXFLAGS
= ['-Wno-long-long'])
243 if platform
not in ('winddk',):
255 #######################################################################
256 # Convenience Library Builder
257 # based on the stock StaticLibrary and SharedLibrary builders
259 def createConvenienceLibBuilder(env
):
260 """This is a utility function that creates the ConvenienceLibrary
261 Builder in an Environment if it is not there already.
263 If it is already there, we return the existing one.
267 convenience_lib
= env
['BUILDERS']['ConvenienceLibrary']
269 action_list
= [ Action("$ARCOM", "$ARCOMSTR") ]
270 if env
.Detect('ranlib'):
271 ranlib_action
= Action("$RANLIBCOM", "$RANLIBCOMSTR")
272 action_list
.append(ranlib_action
)
274 convenience_lib
= Builder(action
= action_list
,
275 emitter
= '$LIBEMITTER',
276 prefix
= '$LIBPREFIX',
277 suffix
= '$LIBSUFFIX',
278 src_suffix
= '$SHOBJSUFFIX',
279 src_builder
= 'SharedObject')
280 env
['BUILDERS']['ConvenienceLibrary'] = convenience_lib
281 env
['BUILDERS']['Library'] = convenience_lib
283 return convenience_lib
285 createConvenienceLibBuilder(env
)
288 #######################################################################
291 # Put build output in a separate dir, which depends on the current configuration
292 # See also http://www.scons.org/wiki/AdvancedBuildExample
293 build_topdir
= 'build'
294 build_subdir
= platform
296 build_subdir
+= "-dri"
298 build_subdir
+= "-llvm"
300 build_subdir
+= "-x86"
302 build_subdir
+= "-debug"
303 build_dir
= os
.path
.join(build_topdir
, build_subdir
)
305 # TODO: Build several variants at the same time?
306 # http://www.scons.org/wiki/SimultaneousVariantBuilds
310 build_dir
= build_dir
,
311 duplicate
= 0 # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html