next : send filename to stdout

next/next.go

@@ -88,13 +88,12 @@ func emacsNext(f string, tags string) error {
 		quotedargs = fmt.Sprintf(`%s "%s"`, quotedargs, tags)
 	}
 	fn := fmt.Sprintf(`(um-next %s)`, quotedargs)
-	out, err := exec.Command("emacsclient", "--eval", fn).CombinedOutput()
-	if err != nil {
+	// NOTE: no longer get any string back from the lisp function:
+	if err := exec.Command("emacsclient", "--eval", fn).Run(); err != nil {
 		return err
 	}
-	// NOTE: sends to stderr : is this what we want?
-	// if we decide to pipe the filename out, yes.
-	log.Print(string(out))
+	// NOTE: sends filename to stdout for piping
+	fmt.Println(f)
 	return nil
 }