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Source file src/os/proc.go

     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	
     7	package os
     8	
     9	import (
    10		"runtime"
    11		"syscall"
    12	)
    13	
    14	// Args hold the command-line arguments, starting with the program name.
    15	var Args []string
    16	
    17	func init() {
    18		if runtime.GOOS == "windows" {
    19			// Initialized in exec_windows.go.
    20			return
    21		}
    22		Args = runtime_args()
    23	}
    24	
    25	func runtime_args() []string // in package runtime
    26	
    27	// Getuid returns the numeric user id of the caller.
    28	func Getuid() int { return syscall.Getuid() }
    29	
    30	// Geteuid returns the numeric effective user id of the caller.
    31	func Geteuid() int { return syscall.Geteuid() }
    32	
    33	// Getgid returns the numeric group id of the caller.
    34	func Getgid() int { return syscall.Getgid() }
    35	
    36	// Getegid returns the numeric effective group id of the caller.
    37	func Getegid() int { return syscall.Getegid() }
    38	
    39	// Getgroups returns a list of the numeric ids of groups that the caller belongs to.
    40	func Getgroups() ([]int, error) {
    41		gids, e := syscall.Getgroups()
    42		return gids, NewSyscallError("getgroups", e)
    43	}
    44	
    45	// Exit causes the current program to exit with the given status code.
    46	// Conventionally, code zero indicates success, non-zero an error.
    47	// The program terminates immediately; deferred functions are
    48	// not run.
    49	func Exit(code int) { syscall.Exit(code) }
    50	

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