if [[ "$OSTYPE" == "linux-gnu" ]]; then

cd -P /proc/self/cwd

export NODE_JS=''

export EMSCRIPTEN_ROOT='external/emscripten_toolchain'

export SPIDERMONKEY_ENGINE=''

export EM_EXCLUSIVE_CACHE_ACCESS=1

export EMCC_SKIP_SANITY_CHECK=1

export EMCC_WASM_BACKEND=1

source external/emscripten_toolchain/emsdk_env.sh

# the emscripten sdk does some path comparison, so make EM_CACHE an absolute path to make it work.

mkdir -p "tmp/emscripten_cache"

export EM_CACHE=${PWD}"/tmp/emscripten_cache"

export TEMP_DIR="tmp"