blob: 85f094effb2fcbcf690c862ade8bd305abdd6f18 [file] [log] [blame]
// 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.
// Linux-specific
package os
import "os"
// Hostname returns the host name reported by the kernel.
func Hostname() (name string, err os.Error) {
f, err := Open("/proc/sys/kernel/hostname", O_RDONLY, 0);
if err != nil {
return "", err;
}
defer f.Close();
var buf [512]byte; // Enough for a DNS name.
n, err := f.Read(&buf);
if err != nil {
return "", err;
}
if n > 0 && buf[n-1] == '\n' {
n--;
}
return string(buf[0:n]), nil;
}