main.go | 14 +++++++++-----

diff --git a/main.go b/main.go
index 89bcc6eabdb6010ae235c37b162fb06aae213f65..20ffd34744918ff0b9087502769363549b5e2b35 100644
--- a/main.go
+++ b/main.go
@@ -142,8 +142,7 @@ 	rnd := make([]byte, 12)
 	if _, err = io.ReadFull(rand.Reader, rnd); err != nil {
 		fatal(err.Error())
 	}
-	fn = "." + base32.StdEncoding.WithPadding(base32.NoPadding).EncodeToString(rnd) +
-		ext
+	fn = "." + base32.StdEncoding.WithPadding(base32.NoPadding).EncodeToString(rnd) + ext
 	fd, err := os.OpenFile(fn, os.O_RDWR|os.O_CREATE|os.O_EXCL, os.FileMode(0666))
 	if err != nil {
 		fatal(err.Error())
@@ -155,10 +154,15 @@ 	mw := io.MultiWriter(bfd, h)
 	if _, err = io.CopyN(mw, mr, int64(size-1)); err != nil {
 		goto Failed
 	}
-	if _, err = mr.Read(buf[:1]); err != nil {
+	if len(buf) == 0 {
+		buf = append(buf, 0)
+	} else {
+		buf = buf[:1]
+	}
+	if _, err = mr.Read(buf); err != nil {
 		goto Failed
 	}
-	if _, err = mw.Write(buf[:1]); err != nil {
+	if _, err = mw.Write(buf); err != nil {
 		goto Failed
 	}
 	if (ext == ".txt" || ext == ".url") && buf[0] != '\n' {
@@ -166,7 +170,7 @@ 		if err = bfd.WriteByte('\n'); err != nil {
 			goto Failed
 		}
 	}
-	if _, err = mr.Read(buf[:1]); err != nil {
+	if _, err = mr.Read(buf); err != nil {
 		goto Failed
 	}
 	if buf[0] != 'e' {