Move env variable check to setAlarm function. This will help in
disabling test alarm across all test binaries.
Signed-off-by: Artur Harasimiuk <artur.harasimiuk@intel.com>
- preserve original stdout and restore in signal handler what is needed
if stdout capture was enabled by GTest framework
- print information about time elapsed on SIGALRM
Signed-off-by: Artur Harasimiuk <artur.harasimiuk@intel.com>
