From: Michael Jeanson <mjeanson@efficios.com>
Date: Wed, 13 Mar 2019 21:50:55 +0000 (-0400)
Subject: tap-driver.sh: flush stdout after each test result
X-Git-Tag: v2.9.12~11
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=49a1da06c718ebb39656786b3fe427d00dac54f0;p=lttng-tools.git

tap-driver.sh: flush stdout after each test result

This is useful in a CI system where stdout is fully buffered and you
look at the console output to see which test is hanging.

Signed-off-by: Michael Jeanson <mjeanson@efficios.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
---

diff --git a/config/tap-driver.sh b/config/tap-driver.sh
index ee61fc112..21a59d57e 100755
--- a/config/tap-driver.sh
+++ b/config/tap-driver.sh
@@ -273,6 +273,9 @@ function report(result, details)
     msg = msg " " details
   # Output on console might be colorized.
   print decorate_result(result) msg
+  # Flush stdout after each test result, this is useful when stdout
+  # is buffered, for example in a CI system.
+  fflush()
   # Log the result in the log file too, to help debugging (this is
   # especially true when said result is a TAP error or "Bail out!").
   print result msg | "cat >&3";