Export $HOME lookup to pkg/homedir

Signed-off-by: Ahmet Alp Balkan <ahmetb@microsoft.com>

api/client/cli.go

@@ -14,10 +14,10 @@ import (
 	"text/template"
 	"time"
 
+	"github.com/docker/docker/pkg/homedir"
 	flag "github.com/docker/docker/pkg/mflag"
 	"github.com/docker/docker/pkg/term"
 	"github.com/docker/docker/registry"
-	"github.com/docker/docker/utils"
 )
 
 type DockerCli struct {
@@ -105,7 +105,7 @@ func (cli *DockerCli) Subcmd(name, signature, description string, exitOnError bo
 }
 
 func (cli *DockerCli) LoadConfigFile() (err error) {
-	cli.configFile, err = registry.LoadConfig(utils.GetHomeDir())
+	cli.configFile, err = registry.LoadConfig(homedir.Get())
 	if err != nil {
 		fmt.Fprintf(cli.err, "WARNING: %s\n", err)
 	}

api/client/commands.go

@@ -34,6 +34,7 @@ import (
 	"github.com/docker/docker/opts"
 	"github.com/docker/docker/pkg/archive"
 	"github.com/docker/docker/pkg/fileutils"
+	"github.com/docker/docker/pkg/homedir"
 	flag "github.com/docker/docker/pkg/mflag"
 	"github.com/docker/docker/pkg/parsers"
 	"github.com/docker/docker/pkg/parsers/filters"
@@ -388,7 +389,7 @@ func (cli *DockerCli) CmdLogin(args ...string) error {
 	var out2 engine.Env
 	err = out2.Decode(stream)
 	if err != nil {
-		cli.configFile, _ = registry.LoadConfig(utils.GetHomeDir())
+		cli.configFile, _ = registry.LoadConfig(homedir.Get())
 		return err
 	}
 	registry.SaveConfig(cli.configFile)