diff options
Diffstat (limited to 'platform/javascript/detect.py')
| -rw-r--r-- | platform/javascript/detect.py | 34 |
1 files changed, 17 insertions, 17 deletions
diff --git a/platform/javascript/detect.py b/platform/javascript/detect.py index 22b5f1f87a..a0d6ac9214 100644 --- a/platform/javascript/detect.py +++ b/platform/javascript/detect.py @@ -1,5 +1,4 @@ import os -import sys def is_active(): @@ -70,9 +69,14 @@ def configure(env): exec(f.read(), em_config) except StandardError as e: raise RuntimeError("Emscripten configuration file '%s' is invalid:\n%s" % (em_config_file, e)) - if 'EMSCRIPTEN_ROOT' not in em_config: - raise RuntimeError("'EMSCRIPTEN_ROOT' missing in Emscripten configuration file '%s'" % em_config_file) - env.PrependENVPath('PATH', em_config['EMSCRIPTEN_ROOT']) + if 'BINARYEN_ROOT' in em_config and os.path.isdir(os.path.join(em_config.get('BINARYEN_ROOT'), 'emscripten')): + # New style, emscripten path as a subfolder of BINARYEN_ROOT + env.PrependENVPath('PATH', os.path.join(em_config.get('BINARYEN_ROOT'), 'emscripten')) + elif 'EMSCRIPTEN_ROOT' in em_config: + # Old style (but can be there as a result from previous activation, so do last) + env.PrependENVPath('PATH', em_config.get('EMSCRIPTEN_ROOT')) + else: + raise RuntimeError("'BINARYEN_ROOT' or 'EMSCRIPTEN_ROOT' missing in Emscripten configuration file '%s'" % em_config_file) env['CC'] = 'emcc' env['CXX'] = 'em++' @@ -104,17 +108,19 @@ def configure(env): ## Compile flags - env.Append(CPPPATH=['#platform/javascript']) + env.Prepend(CPPPATH=['#platform/javascript']) env.Append(CPPDEFINES=['JAVASCRIPT_ENABLED', 'UNIX_ENABLED']) # No multi-threading (SharedArrayBuffer) available yet, # once feasible also consider memory buffer size issues. env.Append(CPPDEFINES=['NO_THREADS']) - # These flags help keep the file size down. - env.Append(CCFLAGS=['-fno-exceptions', '-fno-rtti']) - # Don't use dynamic_cast, necessary with no-rtti. - env.Append(CPPDEFINES=['NO_SAFE_CAST']) + # Disable exceptions and rtti on non-tools (template) builds + if not env['tools']: + # These flags help keep the file size down. + env.Append(CCFLAGS=['-fno-exceptions', '-fno-rtti']) + # Don't use dynamic_cast, necessary with no-rtti. + env.Append(CPPDEFINES=['NO_SAFE_CAST']) if env['javascript_eval']: env.Append(CPPDEFINES=['JAVASCRIPT_EVAL_ENABLED']) @@ -122,17 +128,12 @@ def configure(env): ## Link flags env.Append(LINKFLAGS=['-s', 'BINARYEN=1']) - env.Append(LINKFLAGS=['-s', 'BINARYEN_TRAP_MODE=\'clamp\'']) # Allow increasing memory buffer size during runtime. This is efficient # when using WebAssembly (in comparison to asm.js) and works well for # us since we don't know requirements at compile-time. env.Append(LINKFLAGS=['-s', 'ALLOW_MEMORY_GROWTH=1']) - # Since we use both memory growth and MEMFS preloading, - # this avoids unecessary copying on start-up. - env.Append(LINKFLAGS=['--no-heap-copy']) - # This setting just makes WebGL 2 APIs available, it does NOT disable WebGL 1. env.Append(LINKFLAGS=['-s', 'USE_WEBGL2=1']) @@ -141,6 +142,5 @@ def configure(env): # TODO: Reevaluate usage of this setting now that engine.js manages engine runtime. env.Append(LINKFLAGS=['-s', 'NO_EXIT_RUNTIME=1']) - # TODO: Move that to opus module's config. - if 'module_opus_enabled' in env and env['module_opus_enabled']: - env.opus_fixed_point = 'yes' + #adding flag due to issue with emscripten 1.38.41 callMain method https://github.com/emscripten-core/emscripten/blob/incoming/ChangeLog.md#v13841-08072019 + env.Append(LINKFLAGS=['-s', 'EXTRA_EXPORTED_RUNTIME_METHODS=["callMain"]']) |