diff options
Diffstat (limited to 'src/python/grpcio_tests/tests/_runner.py')
| -rw-r--r-- | src/python/grpcio_tests/tests/_runner.py | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/src/python/grpcio_tests/tests/_runner.py b/src/python/grpcio_tests/tests/_runner.py index f0718573e2..926dcbe23a 100644 --- a/src/python/grpcio_tests/tests/_runner.py +++ b/src/python/grpcio_tests/tests/_runner.py @@ -30,7 +30,6 @@ from __future__ import absolute_import import collections -import fcntl import multiprocessing import os import select @@ -178,15 +177,20 @@ class Runner(object): stderr_pipe.write_bypass( '\ninterrupted stderr:\n{}\n'.format(stderr_pipe.output().decode())) os._exit(1) - signal.signal(signal.SIGINT, sigint_handler) - signal.signal(signal.SIGSEGV, fault_handler) - signal.signal(signal.SIGBUS, fault_handler) - signal.signal(signal.SIGABRT, fault_handler) - signal.signal(signal.SIGFPE, fault_handler) - signal.signal(signal.SIGILL, fault_handler) + def try_set_handler(name, handler): + try: + signal.signal(getattr(signal, name), handler) + except AttributeError: + pass + try_set_handler('SIGINT', sigint_handler) + try_set_handler('SIGSEGV', fault_handler) + try_set_handler('SIGBUS', fault_handler) + try_set_handler('SIGABRT', fault_handler) + try_set_handler('SIGFPE', fault_handler) + try_set_handler('SIGILL', fault_handler) # Sometimes output will lag after a test has successfully finished; we # ignore such writes to our pipes. - signal.signal(signal.SIGPIPE, signal.SIG_IGN) + try_set_handler('SIGPIPE', signal.SIG_IGN) # Run the tests result.startTestRun() |