#######################################################################
# SConscript for xlib winsys

Import('*')

if env['platform'] == 'linux' \
        and 'mesa' in env['statetrackers'] \
        and set(('softpipe', 'llvmpipe', 'i915simple', 'trace')).intersection(env['drivers']) \
        and not env['dri']:

    env = env.Clone()

    env.Append(CPPPATH = [
        '#/src/mesa',
        '#/src/mesa/main',
        '#src/gallium/state_trackers/glx/xlib',
    ])

    env.Append(CPPDEFINES = ['USE_XSHM'])

    sources = [
        'xlib.c',
    ]

    drivers = []
        
    if 'softpipe' in env['drivers']:
        env.Append(CPPDEFINES = 'GALLIUM_SOFTPIPE')
        sources += ['xlib_softpipe.c']
        drivers += [softpipe]

    if 'llvmpipe' in env['drivers']:
        env.Tool('llvm')
        if 'LLVM_VERSION' in env:
            env.Append(CPPDEFINES = 'GALLIUM_LLVMPIPE')
            env.Tool('udis86')
            sources += ['xlib_llvmpipe.c']
            drivers += [llvmpipe]

    if 'i965simple' in env['drivers']:
        env.Append(CPPDEFINES = 'GALLIUM_I965SIMPLE')
        sources += [
            'xlib_brw_aub.c',
            'xlib_brw_context.c',
            'xlib_brw_screen.c',
        ]
        drivers += [i965simple]
        
    if 'cell' in env['drivers']:
        env.Append(CPPDEFINES = 'GALLIUM_CELL')
        sources += ['xlib_cell.c']
        drivers += [cell]

    if 'trace' in env['drivers']:
        env.Append(CPPDEFINES = 'GALLIUM_TRACE')
        sources += ['xlib_trace.c']
        drivers += [trace]

    # TODO: write a wrapper function http://www.scons.org/wiki/WrapperFunctions
    libgl = env.SharedLibrary(
        target ='GL',
        source = sources,
        LIBS = st_xlib + glapi + mesa + drivers + auxiliaries + env['LIBS'],
    )

    env.InstallSharedLibrary(libgl, version=(1, 5))