From 3e8e51525a38ce67bd7b622ed8b281a853c51687 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Daniel=20Ekl=C3=B6f?= <daniel@ekloef.se>
Date: Sun, 7 Mar 2021 14:19:44 +0100
Subject: [PATCH] =?UTF-8?q?sixel:=20don=E2=80=99t=20emit=20DECGNL=20after?=
 =?UTF-8?q?=20the=20last=20row?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Emitting DECGNL is the sixel equivalent of printing ‘\n’, and can
cause the terminal content to scroll.
---
 src/lib/sixel.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/lib/sixel.c b/src/lib/sixel.c
index e0079f933..54c32e59b 100644
--- a/src/lib/sixel.c
+++ b/src/lib/sixel.c
@@ -194,7 +194,9 @@ write_sixel_data(FILE* fp, int lenx, sixeltable* stab){
       if(i + 1 < stab->ctab->colors){
         fputc('$', fp);
       }else{
-        fputc('-', fp);
+        if(p + lenx < stab->ctab->sixelcount){
+          fputc('-', fp);
+        }
       }
     }
     p += lenx;