fixup! Build Pyodide wheel

Author: HexDecimal

build_libtcod.py

@@ -156,8 +156,12 @@ def walk_sources(directory: str) -> Iterator[str]:
     *build_sdl.include_dirs,
 ]
 
-extra_compile_args: list[str] = [*build_sdl.extra_compile_args]
-extra_link_args: list[str] = [*build_sdl.extra_link_args]
+extra_compile_args: list[str] = []
+extra_link_args: list[str] = []
+if "PYODIDE" not in os.environ:
+    extra_compile_args.extend(build_sdl.extra_compile_args)
+    extra_link_args.extend(build_sdl.extra_link_args)
+
 sources: list[str] = []
 
 libraries: list[str] = [*build_sdl.libraries]

setup.py

@@ -17,8 +17,6 @@
 
 SETUP_DIR = Path(__file__).parent  # setup.py current directory
 
-assert "PYODIDE" in os.environ
-
 
 def get_package_data() -> list[str]:
     """Get data files which will be included in the main tcod/ directory."""