Merge pull request #167 from GoodNotes/filesystem_support

Add filesystem support to WASM build for custom font loading

Author: paulocoutinhox

modules/wasm.py

@@ -752,7 +752,9 @@ def run_task_generate():
                 "-s",
                 "ALLOW_TABLE_GROWTH",
                 "-s",
-                'EXPORTED_RUNTIME_METHODS=\'["ccall", "cwrap", "wasmExports", "HEAP8", "HEAP16", "HEAP32", "HEAPU8", "HEAPU16", "HEAPU32", "HEAPF32", "HEAPF64", "addFunction", "removeFunction", "setValue"]\'',
+                'EXPORTED_RUNTIME_METHODS=\'["ccall", "cwrap", "wasmExports", "HEAP8", "HEAP16", "HEAP32", "HEAPU8", "HEAPU16", "HEAPU32", "HEAPF32", "HEAPF64", "addFunction", "removeFunction", "setValue", "FS"]\'',
+                "-s",
+                "FORCE_FILESYSTEM=1",
                 "custom.cpp",
                 lib_file_out,
                 "-I{0}".format(include_dir),