[PATCH -tip v2 4/6] selftests: ftrace: Introduce TMPDIR for temporary files

From: Masami Hiramatsu
Date: Sun Oct 30 2016 - 02:54:44 EST


Introduce TMPDIR variable which is removed after each test
is done, so that the test script can put their temporary
files in that.

Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>
---
tools/testing/selftests/ftrace/ftracetest | 2 ++
1 file changed, 2 insertions(+)

diff --git a/tools/testing/selftests/ftrace/ftracetest b/tools/testing/selftests/ftrace/ftracetest
index a03d366..f0ab3a0 100755
--- a/tools/testing/selftests/ftrace/ftracetest
+++ b/tools/testing/selftests/ftrace/ftracetest
@@ -236,6 +236,7 @@ __run_test() { # testfile
run_test() { # testfile
local testname=`basename $1`
local testlog=`mktemp $LOG_DIR/${testname}-log.XXXXXX`
+ export TMPDIR=`mktemp -d /tmp/ftracetest-dir.XXXXXX`
testcase $1
echo "execute: "$1 > $testlog
SIG_RESULT=0
@@ -252,6 +253,7 @@ run_test() { # testfile
catlog $testlog
TOTAL_RESULT=1
fi
+ rm -rf $TMPDIR
}

# load in the helper functions