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https://github.com/octoleo/syncthing.git
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49 lines
880 B
Go
49 lines
880 B
Go
// Copyright (c) 2011 CZ.NIC z.s.p.o. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// blame: jnml, labs.nic.cz
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// +build ignore
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package main
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import (
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"bufio"
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"flag"
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"github.com/cznic/mathutil"
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"log"
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"math"
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"os"
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)
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/*
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$ # Usage e.g.:
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$ go run example.go -max 1024 > mathutil.dat # generate 1kB of "random" data
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*/
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func main() {
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r, err := mathutil.NewFC32(math.MinInt32, math.MaxInt32, true)
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if err != nil {
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log.Fatal(err)
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}
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var mflag uint64
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flag.Uint64Var(&mflag, "max", 0, "limit output to max bytes")
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flag.Parse()
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stdout := bufio.NewWriter(os.Stdout)
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if mflag != 0 {
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for i := uint64(0); i < mflag; i++ {
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if err := stdout.WriteByte(byte(r.Next())); err != nil {
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log.Fatal(err)
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}
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}
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stdout.Flush()
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return
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}
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for stdout.WriteByte(byte(r.Next())) == nil {
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}
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}
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