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Source file src/os/user/lookup_plan9.go

Documentation: os/user

     1  // Copyright 2013 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  package user
     6  
     7  import (
     8  	"fmt"
     9  	"os"
    10  	"syscall"
    11  )
    12  
    13  // Partial os/user support on Plan 9.
    14  // Supports Current(), but not Lookup()/LookupId().
    15  // The latter two would require parsing /adm/users.
    16  const (
    17  	userFile = "/dev/user"
    18  )
    19  
    20  func init() {
    21  	groupImplemented = false
    22  }
    23  
    24  func current() (*User, error) {
    25  	ubytes, err := os.ReadFile(userFile)
    26  	if err != nil {
    27  		return nil, fmt.Errorf("user: %s", err)
    28  	}
    29  
    30  	uname := string(ubytes)
    31  
    32  	u := &User{
    33  		Uid:      uname,
    34  		Gid:      uname,
    35  		Username: uname,
    36  		Name:     uname,
    37  		HomeDir:  os.Getenv("home"),
    38  	}
    39  
    40  	return u, nil
    41  }
    42  
    43  func lookupUser(username string) (*User, error) {
    44  	return nil, syscall.EPLAN9
    45  }
    46  
    47  func lookupUserId(uid string) (*User, error) {
    48  	return nil, syscall.EPLAN9
    49  }
    50  
    51  func lookupGroup(groupname string) (*Group, error) {
    52  	return nil, syscall.EPLAN9
    53  }
    54  
    55  func lookupGroupId(string) (*Group, error) {
    56  	return nil, syscall.EPLAN9
    57  }
    58  
    59  func listGroups(*User) ([]string, error) {
    60  	return nil, syscall.EPLAN9
    61  }
    62  

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