示例#1
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/**
 * Perform necessary actions before a module is uninstalled.
 *
 * @param string $module
 *   The name of the module about to be uninstalled.
 */
function hook_module_preuninstall($module)
{
    mymodule_cache_clear();
}
/**
 * Perform necessary actions before modules are enabled.
 *
 * This function allows all modules to react prior to a module being enabled.
 *
 * @param $module
 *   An array of modules about to be enabled.
 */
function hook_modules_preenable($modules)
{
    mymodule_cache_clear();
}