cleanup

nav.go

@@ -131,7 +131,7 @@ func newDir(path string) *Dir {
 func (dir *Dir) renew(height int) {
 	fi, err := ioutil.ReadDir(dir.path)
 	if err != nil {
-		log.Print("reading directory: %s", err)
+		log.Printf("reading directory: %s", err)
 	}
 
 	fi = organizeFiles(fi)

opts.go

@@ -1,6 +1,6 @@
 package main
 
-type Opts struct {
+var gOpts struct {
 	hidden    bool
 	preview   bool
 	scrolloff int
@@ -15,8 +15,6 @@ type Opts struct {
 	cmds      map[string]Expr
 }
 
-var gOpts Opts
-
 func init() {
 	gOpts.hidden = false
 	gOpts.preview = true