Source file src/internal/poll/strconv.go

     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	// +build plan9
     6	
     7	// Simple conversions to avoid depending on strconv.
     8	
     9	package poll
    10	
    11	// Convert integer to decimal string
    12	func itoa(val int) string {
    13		if val < 0 {
    14			return "-" + uitoa(uint(-val))
    15		}
    16		return uitoa(uint(val))
    17	}
    18	
    19	// Convert unsigned integer to decimal string
    20	func uitoa(val uint) string {
    21		if val == 0 { // avoid string allocation
    22			return "0"
    23		}
    24		var buf [20]byte // big enough for 64bit value base 10
    25		i := len(buf) - 1
    26		for val >= 10 {
    27			q := val / 10
    28			buf[i] = byte('0' + val - q*10)
    29			i--
    30			val = q
    31		}
    32		// val < 10
    33		buf[i] = byte('0' + val)
    34		return string(buf[i:])
    35	}
    36	
    37	// stringsHasSuffix is strings.HasSuffix. It reports whether s ends in
    38	// suffix.
    39	func stringsHasSuffix(s, suffix string) bool {
    40		return len(s) >= len(suffix) && s[len(s)-len(suffix):] == suffix
    41	}
    42	

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