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import os
import sys
import string
def is_active():
return True
def get_name():
return "JavaScript"
def can_build():
import os
return os.environ.has_key("EMSCRIPTEN_ROOT")
def get_opts():
return [
['wasm', 'Compile to WebAssembly', 'no'],
['javascript_eval', 'Enable JavaScript eval interface', 'yes'],
]
def get_flags():
return [
('tools', 'no'),
('module_etc1_enabled', 'no'),
('module_mpc_enabled', 'no'),
('module_theora_enabled', 'no'),
]
def configure(env):
env['ENV'] = os.environ
env.use_windows_spawn_fix('javascript')
env.Append(CPPPATH=['#platform/javascript'])
em_path = os.environ["EMSCRIPTEN_ROOT"]
env['ENV']['PATH'] = em_path + ":" + env['ENV']['PATH']
env['CC'] = em_path + '/emcc'
env['CXX'] = em_path + '/emcc'
#env['AR'] = em_path+"/emar"
env['AR'] = em_path + "/emcc"
env['ARFLAGS'] = "-o"
# env['RANLIB'] = em_path+"/emranlib"
env['RANLIB'] = em_path + "/emcc"
env['OBJSUFFIX'] = '.bc'
env['LIBSUFFIX'] = '.bc'
env['CCCOM'] = "$CC -o $TARGET $CFLAGS $CCFLAGS $_CCCOMCOM $SOURCES"
env['CXXCOM'] = "$CC -o $TARGET $CFLAGS $CCFLAGS $_CCCOMCOM $SOURCES"
# env.Append(LIBS=['c','m','stdc++','log','GLESv1_CM','GLESv2'])
# env["LINKFLAGS"]= string.split(" -g --sysroot="+ld_sysroot+" -Wl,--no-undefined -Wl,-z,noexecstack ")
if (env["target"] == "release"):
env.Append(CCFLAGS=['-O2'])
elif (env["target"] == "release_debug"):
env.Append(CCFLAGS=['-O2', '-DDEBUG_ENABLED'])
elif (env["target"] == "debug"):
env.Append(CCFLAGS=['-D_DEBUG', '-Wall', '-O2', '-DDEBUG_ENABLED'])
#env.Append(CCFLAGS=['-D_DEBUG', '-Wall', '-g4', '-DDEBUG_ENABLED'])
env.Append(CPPFLAGS=['-DDEBUG_MEMORY_ALLOC'])
# TODO: Move that to opus module's config
if("module_opus_enabled" in env and env["module_opus_enabled"] != "no"):
env.opus_fixed_point = "yes"
# These flags help keep the file size down
env.Append(CPPFLAGS=["-fno-exceptions", '-DNO_SAFE_CAST', '-fno-rtti'])
env.Append(CPPFLAGS=['-DJAVASCRIPT_ENABLED', '-DUNIX_ENABLED', '-DPTHREAD_NO_RENAME', '-DNO_FCNTL', '-DMPC_FIXED_POINT', '-DTYPED_METHOD_BIND', '-DNO_THREADS'])
env.Append(CPPFLAGS=['-DGLES3_ENABLED'])
env.Append(CPPFLAGS=['-DGLES_NO_CLIENT_ARRAYS'])
if env['wasm'] == 'yes':
env.Append(LINKFLAGS=['-s', 'BINARYEN=1'])
# Maximum memory size is baked into the WebAssembly binary during
# compilation, so we need to enable memory growth to allow setting
# TOTAL_MEMORY at runtime. The value set at runtime must be higher than
# what is set during compilation, check TOTAL_MEMORY in Emscripten's
# src/settings.js for the default.
env.Append(LINKFLAGS=['-s', 'ALLOW_MEMORY_GROWTH=1'])
env["PROGSUFFIX"] += ".webassembly"
else:
env.Append(CPPFLAGS=['-s', 'ASM_JS=1'])
env.Append(LINKFLAGS=['-s', 'ASM_JS=1'])
env.Append(LINKFLAGS=['--separate-asm'])
if env['javascript_eval'] == 'yes':
env.Append(CPPFLAGS=['-DJAVASCRIPT_EVAL_ENABLED'])
env.Append(LINKFLAGS=['-O2'])
env.Append(LINKFLAGS=['-s', 'USE_WEBGL2=1'])
# env.Append(LINKFLAGS=['-g4'])
# print "CCCOM is:", env.subst('$CCCOM')
# print "P: ", env['p'], " Platofrm: ", env['platform']
import methods
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