####################################################################### # 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 common ####################################################################### # Configuration options if common.default_platform in ('linux', 'freebsd', 'darwin'): default_statetrackers = 'all' default_drivers = 'softpipe,failover,i915simple,i965simple' default_winsys = 'xlib' elif common.default_platform in ('winddk',): default_statetrackers = 'all' default_drivers = 'softpipe,i915simple' default_winsys = 'all' else: default_statetrackers = 'all' default_drivers = 'all' default_winsys = 'all' opts = Options('config.py') common.AddOptions(opts) opts.Add(ListOption('statetrackers', 'state_trackers to build', default_statetrackers, ['mesa'])) opts.Add(ListOption('drivers', 'pipe drivers to build', default_drivers, ['softpipe', 'failover', 'i915simple', 'i965simple', 'cell'])) opts.Add(ListOption('winsys', 'winsys drivers to build', default_winsys, ['xlib', 'intel', 'gdi'])) env = Environment( options = opts, ENV = os.environ) Help(opts.GenerateHelpText(env)) # replicate options values in local variables debug = env['debug'] dri = env['dri'] llvm = env['llvm'] machine = env['machine'] platform = env['platform'] # derived options x86 = machine == 'x86' gcc = platform in ('linux', 'freebsd', 'darwin') msvc = platform in ('windows', 'winddk') Export([ 'debug', 'x86', 'dri', 'llvm', 'platform', 'gcc', 'msvc', ]) ####################################################################### # Environment setup # # TODO: put the compiler specific settings in separate files # TODO: auto-detect as much as possible if platform == 'winddk': env.Tool('winddk', ['scons']) env.Append(CPPPATH = [ env['SDK_INC_PATH'], env['DDK_INC_PATH'], env['WDM_INC_PATH'], env['CRT_INC_PATH'], ]) if platform == 'wince': env.Tool('evc', ['scons']) common.generate(env) # Includes env.Append(CPPPATH = [ '#/include', '#/src/gallium/include', '#/src/gallium/auxiliary', '#/src/gallium/drivers', ]) # x86 assembly if x86: if gcc: env.Append(CFLAGS = '-m32') env.Append(CXXFLAGS = '-m32') # 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', ]) 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 if llvm: # See also http://www.scons.org/wiki/UsingPkgConfig env.ParseConfig('llvm-config --cflags --ldflags --libs') env.Append(CPPDEFINES = ['MESA_LLVM']) # Force C++ linkage env['LINK'] = env['CXX'] # 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 SConscript( 'src/SConscript', build_dir = common.make_build_dir(env), duplicate = 0 # http://www.scons.org/doc/0.97/HTML/scons-user/x2261.html )