/**
 * Copyright Sergey Minakov 2016
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 **/

#if os(Linux)
import Glibc
#else
import Darwin
#endif

func randomize(max: Int? = nil) -> Int {
    #if os(Linux)
        return max == nil ? Int(random()) : Int(random() % (max! + 1))
    #else
        return max == nil ? Int(arc4random_uniform(UInt32.max)) : Int(arc4random_uniform(UInt32(max!)))
    #endif
}
