From 3be3d4a5880102009b74d86292f36ea51a0af1af Mon Sep 17 00:00:00 2001
From: Jarrod Johnson <jjohnson2@lenovo.com>
Date: Fri, 2 Apr 2021 14:01:25 -0400
Subject: [PATCH] Always send null byte out stdout

If the buffer doesn't exist or if it does,
either way make sure to write out a null
byte to let the caller know that it
is done.
---
 confluent_vtbufferd/vtbufferd.c | 10 ++++------
 1 file changed, 4 insertions(+), 6 deletions(-)

diff --git a/confluent_vtbufferd/vtbufferd.c b/confluent_vtbufferd/vtbufferd.c
index a77e2be1..14c5a42b 100644
--- a/confluent_vtbufferd/vtbufferd.c
+++ b/confluent_vtbufferd/vtbufferd.c
@@ -158,10 +158,6 @@ void dump_vt(TMT* outvt) {
     fflush(stdout);
     wprintf(L"\x1b[%ld;%ldH", curs->r + 1, curs->c + 1);
     fflush(stdout);
-    idx = write(1, "\x00", 1);
-    if (idx < 0) {
-        return;
-    }
 }
 
 int main(int argc, char* argv[]) {
@@ -201,9 +197,11 @@ int main(int argc, char* argv[]) {
             if (cmd < 0)
                 continue;
             outvt = get_termentbyname(cmdbuf);
-            if (outvt != NULL) {
+            if (outvt != NULL)
                 dump_vt(outvt);
-            }
+            idx = write(1, "\x00", 1);
+            if (idx < 0)
+                continue;
         }
     }
 }