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// errstr.go -- Error strings.
// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package syscall
func Errstr(errno int) string {
for len := Size_t(128); ; len *= 2 {
b := make([]byte, len)
r := libc_strerror_r(errno, &b[0], len)
if r >= 0 {
i := 0
for b[i] != 0 {
i++
}
return string(b[:i])
}
if GetErrno() != ERANGE {
return "Errstr failure"
}
}
}
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