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
157 '/Ox', # maximum optimizations
158 '/Os', # favor code space
160 env.Append(CFLAGS = cflags)
161 env.Append(CXXFLAGS = cflags)
162 # Put debugging information in a separate .pdb file for each object file as
163 # descrived in the scons manpage
164 env['CCPDBFLAGS'] = '/Zi /Fd${TARGET}.pdb'
169 env.Append(CPPDEFINES = ['DEBUG'])
171 env.Append(CPPDEFINES = [
177 env.Append(CPPDEFINES = ['NDEBUG'])
181 env.Append(CPPPATH = [
183 '#/src/gallium/include',
184 '#/src/gallium/auxiliary',
185 '#/src/gallium/drivers',
191 env.Append(CPPDEFINES = [
198 env.Append(CFLAGS = '-m32')
199 env.Append(CXXFLAGS = '-m32')
203 if platform in ('posix', 'linux', 'freebsd', 'darwin'):
204 env.Append(CPPDEFINES = [
206 ('_POSIX_C_SOURCE', '199309L'),
212 'HAVE_POSIX_MEMALIGN',
214 env.Append(CPPPATH = ['/usr/X11R6/include'])
215 env.Append(LIBPATH = ['/usr/X11R6/lib'])
226 env.ParseConfig('pkg-config --cflags --libs libdrm')
227 env.Append(CPPDEFINES = [
228 ('USE_EXTERNAL_DXTN_LIB', '1'),
230 'GLX_DIRECT_RENDERING',
231 'GLX_INDIRECT_RENDERING',
236 # See also http://www.scons.org/wiki/UsingPkgConfig
237 env.ParseConfig('llvm-config --cflags --ldflags --libs')
238 env.Append(CPPDEFINES = ['MESA_LLVM'])
239 env.Append(CXXFLAGS = ['-Wno-long-long'])
243 if platform not in ('winddk',):
255 #######################################################################
256 # Convenience Library Builder
257 # based on the stock StaticLibrary and SharedLibrary builders
259 def createConvenienceLibBuilder(env):
260 """This is a utility function that creates the ConvenienceLibrary
261 Builder in an Environment if it is not there already.
263 If it is already there, we return the existing one.
267 convenience_lib = env['BUILDERS']['ConvenienceLibrary']
269 action_list = [ Action("$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