/* Early work to call a php function from a specified script file */
void
call_php_function(char *file_name, char *function_name)
{
 zend_file_handle file_handle;
 zval retval = {0};
 zend_fcall_info fci = {0};
 zend_fcall_info_cache fci_cache = {0};
 sigset_t oldsigset;
 struct sigaction oldsigaction[32] = {0,};
 some_signal_save_function(&oldsigset, oldsigaction);
 PHP_EMBED_START_BLOCK(0, NULL)
 zend_stream_init_filename(&file_handle, file_name);
 php_execute_script(&file_handle);
 ZVAL_STRING(&fci.function_name, function_name);
 fci.size = sizeof fci;
 fci.retval = &retval;
 zend_call_function(&fci, &fci_cache);
 PHP_EMBED_END_BLOCK()
 some_signal_restore_function(&oldsigset, oldsigaction);
}