github.com/nibnait/go-learn@v0.0.0-20220227013611-dfa47ea6d2da/src/pkg/mod/golang.org/x/sys@v0.0.0-20210630005230-0f9fa26af87c/unix/str.go (about) 1 // Copyright 2009 The Go Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style 3 // license that can be found in the LICENSE file. 4 5 //go:build aix || darwin || dragonfly || freebsd || linux || netbsd || openbsd || solaris 6 // +build aix darwin dragonfly freebsd linux netbsd openbsd solaris 7 8 package unix 9 10 func itoa(val int) string { // do it here rather than with fmt to avoid dependency 11 if val < 0 { 12 return "-" + uitoa(uint(-val)) 13 } 14 return uitoa(uint(val)) 15 } 16 17 func uitoa(val uint) string { 18 var buf [32]byte // big enough for int64 19 i := len(buf) - 1 20 for val >= 10 { 21 buf[i] = byte(val%10 + '0') 22 i-- 23 val /= 10 24 } 25 buf[i] = byte(val + '0') 26 return string(buf[i:]) 27 }