1package dbus
2
3import (
4	"os"
5	"sync"
6)
7
8var (
9	homeDir     string
10	homeDirLock sync.Mutex
11)
12
13func getHomeDir() string {
14	homeDirLock.Lock()
15	defer homeDirLock.Unlock()
16
17	if homeDir != "" {
18		return homeDir
19	}
20
21	homeDir = os.Getenv("HOME")
22	if homeDir != "" {
23		return homeDir
24	}
25
26	homeDir = lookupHomeDir()
27	return homeDir
28}
29