materio-base-d7/materio_admin.module

<?php 


/**
 * Implements hook_permission().
 */
function materio_admin_permission() {
  return array(
    'access default users list' =>  array(
      'title' => t('Access default users list'),
      'description' => t('Access default users list.'),
    ),
    'access default UC roles expiration list' => array(
      'title' => t('access default UC roles expiration list'),
      'description' => t('access default UC roles expiration list.'),
    ),
  );
}

/**
 * Implements hook_menu_alter().
 */
function materio_admin_menu_alter(&$items){
  // dsm($items, 'menu alter items');

  if(isset($items['admin/people'])){
    $items['admin/people']['access arguments'] = array('access default users list');
    // dsm($items['admin/people']);
  }
    
  if(isset($items['admin/people/expiration'])){
    $items['admin/people/expiration']['access arguments'] = array('access default UC roles expiration list');
    // dsm($items['admin/people/expiration']);
  }
    
  # deactivate default home page
  $items['node']['access callback'] = FALSE;
}