LNXSDK/Kha/Backends/Kinc-hxcpp/khacpp/toolchain/emscripten-toolchain.xml

<xml>

<setup name="emscripten" />
<set name="HXCPP_LINK_EMSCRIPTEN_EXT" value=".js" unless="HXCPP_LINK_EMSCRIPTEN_EXT" />

<path name="${EMSCRIPTEN_SDK}" if="EMSCRIPTEN_SDK" />
<path name="${dir:EMSCRIPTEN_PYTHON}" if="EMSCRIPTEN_PYTHON" />
<set name="HXCPP_RANLIB" value="emranlib" />
<set name="HXCPP_AR" value="emar" />

<section if="windows_host">
   <set name="HXCPP_RANLIB" value='python "${EMSCRIPTEN_SDK}/emranlib.py"' />
   <set name="HXCPP_AR" value='python "${EMSCRIPTEN_SDK}/emar.py"' />
   <set name="CXX" value='python "${EMSCRIPTEN_SDK}/emcc.py"' />
</section>

<set name="nostrip" value="1" if="emscripten"/>

<include name="toolchain/gcc-toolchain.xml"/>



<!-- EMCC TOOLS -->


<section unless="HXCPP_OPTIM_LEVEL" >
   <!-- O2 generates stack-overflow when running unit tests - not sure what best default value is
        But you may be able to adjust the node stack size ti fix this.
   <set name="HXCPP_OPTIM_LEVEL" value="-O2" />
   -->
   <set name="HXCPP_OPTIM_LEVEL" value="-O1" />
   <set name="HXCPP_OPTIM_LEVEL" value="-g" if="debug" />
</section>

<compiler id="emscripten" exe="emcc">
  <exe name="${CXX}" if="CXX" />
  <flag value="-c"/>
  <flag value="-fvisibility=hidden"/>
  <cppflag value="-frtti"/>
  <pchflag value="-x" />
  <pchflag value="c++-header" />
  <cppflag value="--std=c++11" />
  <flag value="${HXCPP_OPTIM_LEVEL}" />
  <flag value="-fpic" if="HXCPP_EMSCRIPTEN_FPIC" />
  <flag value="-fPIC" if="HXCPP_EMSCRIPTEN_FPIC" />
  <flag value="-DEMSCRIPTEN"/>
  <flag value="-DHXCPP_JS_PRIME" if="HXCPP_JS_PRIME" />
  <flag value="-DHXCPP_MULTI_THREADED" if="HXCPP_MULTI_THREADED"/>
  <flag value="-DHXCPP_BIG_ENDIAN" if="HXCPP_BIG_ENDIAN"/>
  <flag value="-Wno-overflow" />
  <cppflag value="-Wno-invalid-offsetof" />
  <cppflag value="-Wno-return-type-c-linkage" />
  <flag value="-Wno-parentheses" />
  <flag value="-Wno-unknown-warning-option" />
  <flag value="-Wno-null-dereference" />
  <flag value="-Wno-unused-value" />
  <flag value="-Wno-format-extra-args" />
  <flag value="-Wno-bool-conversion" />
  <flag value="-Wno-warn-absolute-paths" />
  <include name="toolchain/common-defines.xml" />
  <flag value="-I${HXCPP}/include"/>
  <objdir value="obj/emscripten${OBJEXT}"/>
  <outflag value="-o "/>
  <ext value=".o"/>
</compiler>



<section unless="HXCPP_LINK_OPTIM_LEVEL" >
   <!-- O2 generates dodgy 'else' statement - seems ok now
   <set name="HXCPP_LINK_OPTIM_LEVEL" value="-O2" />
   -->
   <set name="HXCPP_LINK_OPTIM_LEVEL" value="-O2" />
   <set name="HXCPP_LINK_OPTIM_LEVEL" value="-O1" if="HXCPP_DEBUG_LINK" />
   <set name="HXCPP_LINK_OPTIM_LEVEL" value="-g" if="debug" />
</section>


<linker id="dll" exe="emcc">
  <exe name="${CXX}" if="CXX" />
  <fromfile value="" if="GCC_OLD" />
  <flag value="-shared"/>
  <flag value="-fpic" if="HXCPP_EMSCRIPTEN_FPIC" />
  <flag value="-fPIC" if="HXCPP_EMSCRIPTEN_FPIC" />
  <flag value="--bind" if="HXCPP_JS_PRIME" />
  <!-- <flag value="-Wl,--unresolved-symbols=report-all"/> -->
  <flag value="-Xlinker"/>
  <flag value="--no-undefined" unless="HXCPP_ALLOW_UNDEFINED" />
  <flag value="${HXCPP_LINK_OPTIM_LEVEL}"/>


  <section if="HXCPP_LINK_TOTAL_MEMORY" >
     <flag value="-s" />
     <flag value="TOTAL_MEMORY=${HXCPP_LINK_TOTAL_MEMORY}" />
  </section>

  <section if="HXCPP_LINK_MEM_FILE" >
    <flag value="--memory-init-file"/>
    <flag value="${HXCPP_LINK_MEM_FILE}"/>
  </section>

  <!-- <flag value="-DBUILD_AS_SHARED_LIBRARY" /> -->
  <!-- <lib name="-ldl"/> -->
  <!-- <ext value=".js"/> -->
  <ext value=".so"/>
  <outflag value="-o "/>
</linker>



<linker id="exe" exe="emcc">
  <exe name="${CXX}" if="CXX" />
  <fromfile value="" if="GCC_OLD" />
  <flag value="${HXCPP_LINK_OPTIM_LEVEL}" />

  <section unless="HXCPP_LINK_NO_EXCEPTIONS" >
     <flag value="-s" />
     <flag value="DISABLE_EXCEPTION_CATCHING=0" />
  </section>

  <section if="HXCPP_LINK_MEMORY_GROWTH" >
     <flag value="-s" />
     <flag value="ALLOW_MEMORY_GROWTH=1" />
  </section>


  <section if="HXCPP_LINK_SAFE_HEAP" >
     <flag value="-s" />
     <flag value="SAFE_HEAP=1" />
  </section>

  <section if="HXCPP_LINK_TOTAL_MEMORY" >
     <flag value="-s" />
     <flag value="TOTAL_MEMORY=${HXCPP_LINK_TOTAL_MEMORY}" />
  </section>

  <section if="HXCPP_LINK_MEM_FILE" >
    <flag value="--memory-init-file"/>
    <flag value="${HXCPP_LINK_MEM_FILE}"/>
  </section>

  <section if="HXCPP_LINK_EMRUN" >
     <flag value="--emrun" />
     <flag value="-s" />
     <flag value="DEMANGLE_SUPPORT=1" />
  </section>

  <section if="HXCPP_DEBUG_LINK" >
     <flag value="-s" />
     <flag value="DEMANGLE_SUPPORT=1" />
     <flag value="-debug" />
  </section>

  <section if="WASM" >
     <flag value="-s"/>
     <flag value="WASM=1" />
  </section>

  <section if="BINARYEN_METHOD" >
     <flag name="-s" />
     <flag value="BINARYEN_METHOD='${BINARYEN_METHOD}'" />
  </section>

  <flag value="--bind" if="HXCPP_JS_PRIME" />

  <!-- <lib name="-ldl"/> -->
  <ext value="${HXCPP_LINK_EMSCRIPTEN_EXT}"/>
  <outflag value="-o "/>
</linker>

</xml>