[tip:core/locking] liblockdep: Add tests for the LD_PRELOAD feature

[tip-bot for Sasha Levin <sasha.levin@oracle.com>]

Commit-ID:  36c2dd52a2740ea6b87fc51713531e560d135c5c
Gitweb:     http://git.kernel.org/tip/36c2dd52a2740ea6b87fc51713531e560d135c5c
Author:     Sasha Levin <sasha.levin@oracle.com>
AuthorDate: Sat, 9 Feb 2013 19:39:40 -0500
Committer:  Ingo Molnar <mingo@kernel.org>
CommitDate: Mon, 11 Feb 2013 10:12:41 +0100

liblockdep: Add tests for the LD_PRELOAD feature

Use same tests, but without compiling with liblockdep in the
first place.

Signed-off-by: Sasha Levin <sasha.levin@oracle.com>
Cc: jamie.iles@oracle.com
Cc: penberg@kernel.org
Cc: acme@ghostprotocols.net
Cc: paulus@samba.org
Cc: namhyung@kernel.org
Cc: peterz@infradead.org
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1360456781-32462-10-git-send-email-sasha.levin@oracle.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
---
 tools/lib/lockdep/run_tests.sh | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tools/lib/lockdep/run_tests.sh b/tools/lib/lockdep/run_tests.sh
index 4dd32d1..211e91d 100755
--- a/tools/lib/lockdep/run_tests.sh
+++ b/tools/lib/lockdep/run_tests.sh
@@ -13,3 +13,15 @@ for i in `ls tests/*.c`; do
 	fi
 	rm tests/$testname
 done
+
+for i in `ls tests/*.c`; do
+	testname=$(basename -s .c "$i")
+	gcc -o tests/$testname -lpthread -Iinclude $i &> /dev/null
+	echo -ne "(PRELOAD) $testname... "
+	if [ $(LD_PRELOAD=./liblockdep.so timeout 1 ./tests/$testname | wc -l) -gt 0 ]; then
+		echo "PASSED!"
+	else
+		echo "FAILED!"
+	fi
+	rm tests/$testname
+done