github.com/llvm-mirror/llgo@v0.0.0-20190322182713-bf6f0a60fce1/third_party/gofrontend/libgo/go/os/sys_uname.go (about)

     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  // For systems which only store the hostname in uname (Solaris).
     6  
     7  package os
     8  
     9  import "syscall"
    10  
    11  func hostname() (name string, err error) {
    12  	var u syscall.Utsname
    13  	if errno := syscall.Uname(&u); errno != nil {
    14  		return "", NewSyscallError("uname", errno)
    15  	}
    16  	b := make([]byte, len(u.Nodename))
    17  	i := 0
    18  	for ; i < len(u.Nodename); i++ {
    19  		if u.Nodename[i] == 0 {
    20  			break
    21  		}
    22  		b[i] = byte(u.Nodename[i])
    23  	}
    24  	return string(b[:i]), nil
    25  }