Check valgrind log files

Check valgrind log files. Do not print an error message like:

ls: cannot access './examples/umf_example_*.log': No such file or directory

when only the tests log files are present for example.

Signed-off-by: Lukasz Dorau <lukasz.dorau@intel.com>

Author: ldorau

test/test_valgrind.sh

@@ -188,11 +188,33 @@ echo
 echo "======================================================================"
 echo
 
-for log in $(ls -1 ${PATH_TESTS}.log ${PATH_EXAMPLES}.log); do
+LOG_FILES=""
+NT=$(ls -1 ${PATH_TESTS}.log 2>/dev/null | wc -l)
+if [ $NT -gt 0 ]; then
+	LOG_FILES="$LOG_FILES $(ls -1 ${PATH_TESTS}.log | xargs)"
+fi
+NE=$(ls -1 ${PATH_EXAMPLES}.log 2>/dev/null | wc -l)
+if [ $NE -gt 0 ]; then
+	LOG_FILES="$LOG_FILES $(ls -1 ${PATH_EXAMPLES}.log | xargs)"
+fi
+if [ $(($NT + $NE)) -eq 0 ]; then
+	echo
+	echo "FATAL ERROR: no log files found, but number of failed tests equals $ANY_TEST_FAILED!"
+	echo
+	exit 1
+fi
+
+for log in $LOG_FILES; do
 	echo ">>>>>>> LOG $log"
 	cat $log
 	echo
 	echo
 done
 
+if [ $(($NT + $NE)) -ne $ANY_TEST_FAILED ]; then
+	echo
+	echo "ERROR: incorrect number of log files: ANY_TEST_FAILED=$ANY_TEST_FAILED != ($NT + $NE)"
+	echo
+fi
+
 exit 1