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moby--moby/vendor/github.com/godbus/dbus/homedir.go
Alexander Morozov f2614f2107 project: use vndr for vendoring
Signed-off-by: Alexander Morozov <lk4d4@docker.com>
2016-11-03 15:31:46 -07:00

28 lines
325 B
Go

package dbus
import (
"os"
"sync"
)
var (
homeDir string
homeDirLock sync.Mutex
)
func getHomeDir() string {
homeDirLock.Lock()
defer homeDirLock.Unlock()
if homeDir != "" {
return homeDir
}
homeDir = os.Getenv("HOME")
if homeDir != "" {
return homeDir
}
homeDir = lookupHomeDir()
return homeDir
}