diff options
| -rw-r--r-- | gnuradio-runtime/python/gnuradio/gr/top_block.py | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/gnuradio-runtime/python/gnuradio/gr/top_block.py b/gnuradio-runtime/python/gnuradio/gr/top_block.py index f449d98489..2efcbd9aae 100644 --- a/gnuradio-runtime/python/gnuradio/gr/top_block.py +++ b/gnuradio-runtime/python/gnuradio/gr/top_block.py @@ -63,11 +63,13 @@ class _top_block_waiter(_threading.Thread): top_block_wait_unlocked(self.tb) self.event.set() - def wait(self): + def wait(self, handle_sigint=True): try: - while not self.event.isSet(): - self.event.wait(0.100) + while not self.event.wait(0.1): + pass except KeyboardInterrupt: + if not handle_sigint: + raise self.tb.stop() self.wait() @@ -98,6 +100,7 @@ class top_block(hier_block2): """ # not calling hier_block2.__init__, we set our own _impl self._impl = top_block_swig(name) + self.handle_sigint = True def start(self, max_noutput_items=10000000): """ @@ -128,7 +131,7 @@ class top_block(hier_block2): """ Wait for the flowgraph to finish running """ - _top_block_waiter(self._impl).wait() + _top_block_waiter(self._impl).wait(self.handle_sigint) def dot_graph(self): """ |