src/mapi/shared-glapi/SConscript

   1 #######################################################################
   2 # SConscript for shared-glapi/es1api/es2api
   3
   4 from sys import executable as python_cmd
   5
   6 Import('*')
   7
   8 def mapi_objects(env, printer, mode):
   9     """Return mapi objects built for the given printer and mode."""
  10     mapi_sources = {
  11         'glapi': [
  12             'entry.c',
  13             'mapi_glapi.c',
  14             'stub.c',
  15             'table.c',
  16             'u_current.c',
  17             'u_execmem.c',
  18         ],
  19         'bridge': ['entry.c'],
  20     }
  21     mapi_defines = {
  22         'glapi': ['MAPI_MODE_GLAPI'],
  23         'bridge': ['MAPI_MODE_BRIDGE'],
  24     }
  25
  26     header_name = '%s-tmp.h' % (printer)
  27
  28     # generate ABI header
  29     header = env.CodeGenerate(
  30         target = header_name,
  31         script = '../mapi/mapi_abi.py',
  32         source = '../glapi/gen/gl_and_es_API.xml',
  33         command = python_cmd + ' $SCRIPT ' + \
  34                 '--printer %s --mode lib $SOURCE > $TARGET' % (printer),
  35     )
  36
  37     cpppath = [
  38         header[0].dir,
  39         '#/include',
  40         '#/src/mapi',
  41     ]
  42
  43     cppdefines = mapi_defines[mode] + [
  44         'MAPI_ABI_HEADER=\\"%s\\"' % (header_name),
  45     ]
  46
  47     if env['platform'] == 'windows':
  48         if mode == 'glapi':
  49             cppdefines += [
  50                 '_GLAPI_DLL_EXPORTS', # declare _glapi_* as __declspec(dllexport) in glapi.h
  51             ]
  52         else:
  53             cppdefines += [
  54                 '_GDI32_', # prevent gl* being declared __declspec(dllimport) in MS headers
  55                 'BUILD_GL32', # declare gl* as __declspec(dllexport) in Mesa headers
  56             ]
  57
  58     objects = []
  59     for s in mapi_sources[mode]:
  60         o = env.SharedObject(
  61             target = '%s-%s' % (printer, s[:-2]),
  62             source = '../mapi/' + s,
  63             CPPPATH = cpppath,
  64             CPPDEFINES = cppdefines,
  65         )
  66         objects.append(o[0])
  67
  68     env.Depends(objects, header)
  69
  70     return objects
  71
  72 env = env.Clone()
  73
  74 env['SHLIBPREFIX'] = 'lib'
  75 env['LIBPREFIX'] = 'lib'
  76
  77 shared_glapi_objects = mapi_objects(env, 'shared-glapi', 'glapi')
  78 shared_glapi = env.SharedLibrary(
  79     target = 'glapi',
  80     source = shared_glapi_objects,
  81 )
  82
  83 # manually add LIBPREFIX on windows
  84 if env['platform'] == 'windows':
  85     libs = ['libglapi']
  86 else:
  87     libs = ['glapi']
  88
  89 es1api_objects = mapi_objects(env, 'es1api', 'bridge')
  90 es1api = env.SharedLibrary(
  91     target = 'GLESv1_CM',
  92     source = es1api_objects,
  93     LIBPATH = ['.'],
  94     LIBS = libs,
  95 )
  96
  97 es2api_objects = mapi_objects(env, 'es2api', 'bridge')
  98 es2api = env.SharedLibrary(
  99     target = 'GLESv2',
 100     source = es2api_objects,
 101     LIBPATH = ['.'],
 102     LIBS = libs,
 103 )
 104
 105 env.InstallSharedLibrary(shared_glapi, version=(0, 0, 0))
 106 env.InstallSharedLibrary(es1api, version=(1, 0, 0))
 107 env.InstallSharedLibrary(es2api, version=(2, 0, 0))
 108
 109 if env['platform'] == 'windows':
 110     shared_glapi = env.FindIxes(shared_glapi, 'LIBPREFIX', 'LIBSUFFIX')
 111 else:
 112     shared_glapi = env.FindIxes(shared_glapi, 'SHLIBPREFIX', 'SHLIBSUFFIX')
 113
 114 # build glapi bridge as a convenience libarary for libgl-xlib/libgl-gdi
 115 bridge_glapi_objects = mapi_objects(env, 'glapi', 'bridge')
 116 bridge_glapi = env.ConvenienceLibrary(
 117     target = 'glapi_bridge',
 118     source = bridge_glapi_objects,
 119 )
 120
 121 Export(['shared_glapi', 'bridge_glapi'])