From 054fffe77dbca06c41f9d0207eae8a5f8d519ccd Mon Sep 17 00:00:00 2001
From: Romain Goyet <romain.goyet@numworks.com>
Date: Mon, 5 Feb 2018 10:13:16 +0100
Subject: [PATCH] [emscripten] Use a whitelist of sync symbols that will be
 interpreted

---
 build/toolchain.emscripten.mak | 38 ++++++++++++++++++++++++++++++++--
 1 file changed, 36 insertions(+), 2 deletions(-)

diff --git a/build/toolchain.emscripten.mak b/build/toolchain.emscripten.mak
index 8d327ae7b..259b4e03a 100644
--- a/build/toolchain.emscripten.mak
+++ b/build/toolchain.emscripten.mak
@@ -2,5 +2,39 @@ CC = emcc
 CXX = emcc
 LD = emcc
 
-SFLAGS += -s EMTERPRETIFY=1 -s EMTERPRETIFY_ASYNC=1
-LDFLAGS +=  -Oz -s EMTERPRETIFY=1 -s EMTERPRETIFY_ASYNC=1 -s EXPORTED_FUNCTIONS="['_main', '_IonEventsEmscriptenPushEvent']"
+EMSCRIPTEN_ASYNC_SYMBOLS = \
+_main \
+__ZN3Ion6Events8getEventEPi \
+__ZN4Code17ConsoleController9inputTextEPKc \
+__ZThn32_N4Code17ConsoleController9inputTextEPKc \
+_mp_hal_input \
+_mp_builtin_input \
+_fun_builtin_var_call \
+_mp_call_function_n_kw \
+__ZN11MicroPython20ExecutionEnvironment7runCodeEPKc \
+__ZN4Code17ConsoleController21runAndPrintForCommandEPKc \
+__ZN4Code17ConsoleController25textFieldDidFinishEditingEP9TextFieldPKcN3Ion6Events5EventE \
+__ZThn28_N4Code17ConsoleController25textFieldDidFinishEditingEP9TextFieldPKcN3Ion6Events5EventE \
+__ZN9TextField18privateHandleEventEN3Ion6Events5EventE \
+__ZN9TextField11handleEventEN3Ion6Events5EventE \
+__ZN3App12processEventEN3Ion6Events5EventE \
+__ZN9Container13dispatchEventEN3Ion6Events5EventE \
+__ZN13AppsContainer13dispatchEventEN3Ion6Events5EventE \
+__ZN7RunLoop4stepEv \
+__ZN7RunLoop8runWhileEPFbPvES0_ \
+__ZN7RunLoop3runEv \
+__ZN9Container3runEv \
+__ZN13AppsContainer3runEv \
+__Z7ion_appv \
+_mp_execute_bytecode \
+_fun_bc_call \
+_mp_call_function_0 \
+_IonEventsEmscriptenPushEvent \
+__ZN3Ion6Events13isShiftActiveEv \
+__ZN3Ion6Events13isAlphaActiveEv \
+__ZN3Ion6Events5EventC2ENS_8Keyboard3KeyEbb
+
+EMFLAGS = -s EMTERPRETIFY=1 -s EMTERPRETIFY_ASYNC=1 -s EMTERPRETIFY_WHITELIST='[$(foreach sym,$(EMSCRIPTEN_ASYNC_SYMBOLS),"$(sym)",)]'
+
+SFLAGS += $(EMFLAGS)
+LDFLAGS += $(EMFLAGS) -Oz -s EXPORTED_FUNCTIONS='["_main", "_IonEventsEmscriptenPushEvent"]'