node_exporter/vendor/github.com/godbus/dbus/homedir.go
Tobias Schmidt 33f99c4fc1 Vendor all dependencies
Uses godep to vendor dependencies. Godeps is not necessary during build,
golang's new vendor support is used instead.
2016-01-21 16:41:53 -05:00

29 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
}