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      1 #######################################################################
      2 # SConscript for xlib winsys
      3 
      4 Import('*')
      5 
      6 env = env.Clone()
      7 
      8 env.Append(CPPPATH = [
      9     '#/src/mapi',
     10     '#/src/mesa',
     11     '#/src/mesa/main',
     12     '#src/gallium/state_trackers/glx/xlib',
     13     Dir('../../../mapi'), # src/mapi build path for python-generated GL API files/headers
     14 ])
     15 
     16 env.Append(CPPDEFINES = ['USE_XSHM'])
     17 
     18 env.Prepend(LIBS = env['X11_LIBS'])
     19 env.Prepend(LIBPATH = env['X11_LIBPATH'])
     20 
     21 # when GLES is enabled, gl* and _glapi_* belong to bridge_glapi and
     22 # shared_glapi respectively
     23 if env['gles']:
     24     env.Prepend(LIBPATH = [shared_glapi.dir])
     25     glapi = [bridge_glapi, 'glapi']
     26 
     27 env.Prepend(LIBS = [
     28     st_xlib,
     29     ws_xlib,
     30     glapi,
     31     mesautil,
     32     compiler,
     33     mesa,
     34     glsl,
     35     nir,
     36     gallium,
     37 ])
     38 
     39 sources = [
     40     'xlib.c',
     41 ]
     42 
     43 if True:
     44     env.Append(CPPDEFINES = ['GALLIUM_TRACE', 'GALLIUM_RBUG', 'GALLIUM_SOFTPIPE'])
     45     env.Prepend(LIBS = [trace, rbug, softpipe])
     46 
     47 if env['llvm']:
     48     env.Append(CPPDEFINES = ['GALLIUM_LLVMPIPE'])
     49     env.Prepend(LIBS = [llvmpipe])
     50 
     51     if env['swr']:
     52         env.Append(CPPDEFINES = 'GALLIUM_SWR')
     53         env.Prepend(LIBS = [swr])
     54 
     55 if env['platform'] != 'darwin':
     56     # Disallow undefined symbols, except with Address Sanitizer, since libasan
     57     # is not linked on shared libs, as it should be LD_PRELOAD'ed instead
     58     if not env['asan']:
     59         env.Append(SHLINKFLAGS = [
     60             '-Wl,-z,defs',
     61         ])
     62     env.Append(SHLINKFLAGS = [
     63         # Restrict exported symbols
     64         '-Wl,--version-script=%s' % File("libgl-xlib.sym").srcnode().path,
     65     ])
     66 
     67 # libGL.so.1.5
     68 libgl_1_5 = env.SharedLibrary(
     69     target ='GL',
     70     source = sources,
     71     SHLIBSUFFIX = env['SHLIBSUFFIX'] + '.1.5',
     72 )
     73 
     74 # libGL.so.1
     75 libgl = env.subst('${SHLIBPREFIX}GL${SHLIBSUFFIX}')
     76 libgl_1 = libgl + '.1'
     77 env.Command(libgl_1, libgl_1_5, "ln -sf ${SOURCE.file} ${TARGET}")
     78 env.Command(libgl, libgl_1, "ln -sf ${SOURCE.file} ${TARGET}")
     79 
     80 env.Alias('libgl-xlib', libgl)
     81