feat(nocgo): enable to build with CGO_ENABLED=0 (#1080)

subcmds/util.go

@@ -0,0 +1,39 @@
+package subcmds
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/howeyc/gopass"
+	homedir "github.com/mitchellh/go-homedir"
+	"golang.org/x/xerrors"
+)
+
+func getPasswd(prompt string) (string, error) {
+	for {
+		fmt.Print(prompt)
+		pass, err := gopass.GetPasswdMasked()
+		if err != nil {
+			return "", xerrors.New("Failed to read a password")
+		}
+		if 0 < len(pass) {
+			return string(pass), nil
+		}
+	}
+
+}
+
+func mkdirDotVuls() error {
+	home, err := homedir.Dir()
+	if err != nil {
+		return err
+	}
+	dotVuls := filepath.Join(home, ".vuls")
+	if _, err := os.Stat(dotVuls); os.IsNotExist(err) {
+		if err := os.Mkdir(dotVuls, 0700); err != nil {
+			return err
+		}
+	}
+	return nil
+}