From: Wei Jiangang <weijg.fnst@cn.fujitsu.com>
Date: Wed, 14 Oct 2015 10:39:13 +0000 (+0800)
Subject: tests: make redirects happen in correct order
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=28a72d65ca7612621b3f9487c8989230881fd102;p=people%2Fliuw%2Flibxenctrl-split%2Flibvirt.git

tests: make redirects happen in correct order

It should redirect stdout to /dev/null first,
then redirect stderr to whatever stdout currently points at.

Signed-off-by: Wei Jiangang <weijg.fnst@cn.fujitsu.com>
---

diff --git a/tests/test-lib.sh b/tests/test-lib.sh
index e612f8f21..aff179c79 100644
--- a/tests/test-lib.sh
+++ b/tests/test-lib.sh
@@ -248,9 +248,9 @@ trap '(exit $?); exit $?' 1 2 13 15
 
 cd "$t_" || error_ "failed to cd to $t_"
 
-if ( diff --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+if ( diff --version < /dev/null 2>&1 | grep GNU ) > /dev/null 2>&1; then
   compare() { diff -u "$@"; }
-elif ( cmp --version < /dev/null 2>&1 | grep GNU ) 2>&1 > /dev/null; then
+elif ( cmp --version < /dev/null 2>&1 | grep GNU ) > /dev/null 2>&1; then
   compare() { cmp -s "$@"; }
 else
   compare() { cmp "$@"; }