// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

// Simple conversions to avoid depending on strconv.

package os

// itox converts val (an int) to a hexadecimal string.
func ( int) string {
	if  < 0 {
		return "-" + uitox(uint(-))
	}
	return uitox(uint())
}

const hex = "0123456789abcdef"

// uitox converts val (a uint) to a hexadecimal string.
func ( uint) string {
	if  == 0 { // avoid string allocation
		return "0x0"
	}
	var  [20]byte // big enough for 64bit value base 16 + 0x
	 := len() - 1
	for  >= 16 {
		 :=  / 16
		[] = hex[%16]
		--
		 = 
	}
	// val < 16
	[] = hex[%16]
	--
	[] = 'x'
	--
	[] = '0'
	return string([:])
}