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28 lines
584 B
Go
28 lines
584 B
Go
// errstr.go -- Error strings.
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// Copyright 2009 The Go Authors. 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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package syscall
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//sysnb strerror_r(errnum int, buf []byte) (err error)
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//strerror_r(errnum int, buf *byte, buflen Size_t) int
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func Errstr(errnum int) string {
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for len := 128; ; len *= 2 {
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b := make([]byte, len)
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err := strerror_r(errnum, b)
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if err == nil {
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i := 0
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for b[i] != 0 {
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i++
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}
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return string(b[:i])
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}
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if err != ERANGE {
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return "Errstr failure"
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}
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}
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}
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