From 46f463a62c0849f906f46d5c8d85110b66a48648 Mon Sep 17 00:00:00 2001
From: Robert Swiecki <robert@swiecki.net>
Date: Sun, 10 Mar 2019 15:00:45 +0100
Subject: [PATCH] flush stdin after nsjail ends

---
 nsjail.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/nsjail.cc b/nsjail.cc
index 0b57033..720095f 100644
--- a/nsjail.cc
+++ b/nsjail.cc
@@ -188,7 +188,10 @@ void setTC(int fd, const struct termios* trm) {
 		PLOG_W("ioctl(fd=%d, TCSETS) failed", fd);
 		return;
 	}
-	LOG_D("Restored the previous state of the TTY");
+	if (tcflush(fd, TCIFLUSH) == -1) {
+		PLOG_W("tcflush(fd=%d, TCIFLUSH) failed", fd);
+		return;
+	}
 }
 
 }  // namespace nsjail