WASM build updates

src/ifcwrap/CMakeLists.txt

@@ -83,13 +83,16 @@ endif()
 # directory in which the wrapper can be installed.
 FIND_PACKAGE(PythonInterp)
 IF((PYTHONINTERP_FOUND AND NOT "${PYTHON_EXECUTABLE}" STREQUAL "") OR PYTHON_MODULE_INSTALL_DIR)
+    if (NOT WASM_BUILD)
     # Find Python interpreter and get its version
+    # Not on WASM because we're cross compiling in that case
     EXECUTE_PROCESS(
         COMMAND ${PYTHON_EXECUTABLE} -c "import sysconfig; print(sysconfig.get_config_var('EXT_SUFFIX'))"
         OUTPUT_VARIABLE PYTHON_EXTENSION_SUFFIX
         OUTPUT_STRIP_TRAILING_WHITESPACE
     )
     SET_TARGET_PROPERTIES(${SWIG_MODULE_ifcopenshell_wrapper_REAL_NAME} PROPERTIES SUFFIX ${PYTHON_EXTENSION_SUFFIX})
+    endif()
     if (PYTHON_MODULE_INSTALL_DIR)
 	set(python_package_dir "${PYTHON_MODULE_INSTALL_DIR}")
     else()