From 6462aac7923f2cf96cc6d64c355fe6a1996d107d Mon Sep 17 00:00:00 2001
From: Martin Lund <martin.lund@keep-it-simple.com>
Date: Wed, 20 Jul 2022 20:46:01 +0200
Subject: [PATCH] Simplify tty_flush()

---
 src/tty.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/tty.c b/src/tty.c
index 7dc906b..bfefd8d 100644
--- a/src/tty.c
+++ b/src/tty.c
@@ -154,7 +154,7 @@ void tty_flush(int fd)
 {
     ssize_t count;
 
-    do
+    while (tty_buffer_count > 0)
     {
         count = write(fd, tty_buffer, tty_buffer_count);
         if (count < 0)
@@ -165,11 +165,11 @@ void tty_flush(int fd)
         }
         tty_buffer_count -= count;
     }
-    while (tty_buffer_count > 0);
 
     // Reset
     tty_buffer_write_ptr = tty_buffer;
     tty_buffer_count = 0;
+    fsync(fd);
 }
 
 ssize_t tty_write(int fd, const void *buffer, size_t count)