libgo/go/os/sys_plan9.go

   1 // Copyright 2011 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 // Plan 9-specific
   6
   7 package os
   8
   9 func hostname() (name string, err error) {
  10         f, err := Open("#c/sysname")
  11         if err != nil {
  12                 return "", err
  13         }
  14         defer f.Close()
  15
  16         var buf [128]byte
  17         n, err := f.Read(buf[:len(buf)-1])
  18
  19         if err != nil {
  20                 return "", err
  21         }
  22         if n > 0 {
  23                 buf[n] = 0
  24         }
  25         return string(buf[0:n]), nil
  26 }