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47 lines
1.3 KiB
Go
47 lines
1.3 KiB
Go
// +build !windows
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// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package ioutil
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import (
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"io"
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"os"
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)
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// AppendFile - appends the file "src" to the file "dst"
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func AppendFile(dst string, src string, osync bool) error {
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flags := os.O_WRONLY | os.O_APPEND | os.O_CREATE
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if osync {
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flags = flags | os.O_SYNC
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}
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appendFile, err := os.OpenFile(dst, flags, 0666)
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if err != nil {
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return err
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}
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defer appendFile.Close()
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srcFile, err := os.Open(src)
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if err != nil {
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return err
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}
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defer srcFile.Close()
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_, err = io.Copy(appendFile, srcFile)
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return err
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}
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