From e49c1d1cef245b684eadf52e265675f88023eca8 Mon Sep 17 00:00:00 2001
From: Sergei Golubchik <serg@mariadb.org>
Date: Sat, 24 Feb 2018 09:32:50 +0100
Subject: mtr: force-flush stderr and stdout

prevents buffering in cases like

  ./mtr | tee log
---
 mysql-test/lib/My/Tee.pm | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'mysql-test/lib/My')

diff --git a/mysql-test/lib/My/Tee.pm b/mysql-test/lib/My/Tee.pm
index ee82e6f45ae..5985fe33739 100644
--- a/mysql-test/lib/My/Tee.pm
+++ b/mysql-test/lib/My/Tee.pm
@@ -1,4 +1,5 @@
 package My::Tee;
+use IO::Handle;
 
 # see PerlIO::via
 
@@ -16,6 +17,7 @@ sub WRITE
 {
  my ($obj, $buf, $fh) = @_;
  print $fh $buf;
+ $fh->flush;
  print $copyfh $buf;
  return length($buf);
 }
-- 
cgit v1.2.1