Configure Bootstrap ErrorHandler

Configure.php

<?php
/**
 * Initializes configure and runs the bootstrap process.
 * Bootstrapping includes the following steps:
 *
 * - Setup App array in Configure.
 * - Include app/Config/core.php.
 * - Configure core cache configurations.
 * - Load App cache files.
 * - Include app/Config/bootstrap.php.
 * - Setup error/exception handlers.
 *
 * @param boolean $boot
 * @return void
 */
	public static function bootstrap($boot = true) {
		if ($boot) {
			self::write('App', array(
				'base' => false,
				'baseUrl' => false,
				'dir' => APP_DIR,
				'webroot' => WEBROOT_DIR,
				'www_root' => WWW_ROOT
			));

			if (!include APP . 'Config' . DS . 'core.php') {
				trigger_error(__d('cake_dev', "Can't find application core file. Please create %score.php, and make sure it is readable by PHP.", APP . 'Config' . DS), E_USER_ERROR);
			}
			App::$bootstrapping = false;
			App::init();
			App::build();
			self::setErrorHandlers();
			if (!include APP . 'Config' . DS . 'bootstrap.php') {
				trigger_error(__d('cake_dev', "Can't find application bootstrap file. Please create %sbootstrap.php, and make sure it is readable by PHP.", APP . 'Config' . DS), E_USER_ERROR);
			}
			self::setErrorHandlers();
		}
	}

/**
 * Sets the ErrorHandler and ExceptionHandler to the configured ErrorHandler
 * or ExceptionHandler
 * 
 * @return void
 * @static 
 */
	public static function setErrorHandlers() {
		$level = -1;
		if (isset(self::$_values['Error']['level'])) {
			error_reporting(self::$_values['Error']['level']);
			$level = self::$_values['Error']['level'];
		}
		if (!empty(self::$_values['Error']['handler'])) {
			set_error_handler(self::$_values['Error']['handler'], $level);
		}
		if (!empty(self::$_values['Exception']['handler'])) {
			set_exception_handler(self::$_values['Exception']['handler']);
		}
	}