1// Copyright 2009 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// Process etc. 6 7package os 8 9import "syscall" 10 11// Args hold the command-line arguments, starting with the program name. 12var Args []string 13 14// Getuid returns the numeric user id of the caller. 15func Getuid() int { return syscall.Getuid() } 16 17// Geteuid returns the numeric effective user id of the caller. 18func Geteuid() int { return syscall.Geteuid() } 19 20// Getgid returns the numeric group id of the caller. 21func Getgid() int { return syscall.Getgid() } 22 23// Getegid returns the numeric effective group id of the caller. 24func Getegid() int { return syscall.Getegid() } 25 26// Getgroups returns a list of the numeric ids of groups that the caller belongs to. 27func Getgroups() ([]int, error) { 28 gids, e := syscall.Getgroups() 29 return gids, NewSyscallError("getgroups", e) 30} 31 32// Exit causes the current program to exit with the given status code. 33// Conventionally, code zero indicates success, non-zero an error. 34// The program terminates immediately; deferred functions are 35// not run. 36func Exit(code int) { syscall.Exit(code) } 37