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authorOlivier Grisel <olivier.grisel@ensta.org>2017-08-10 15:52:35 +0200
committerOlivier Grisel <olivier.grisel@ensta.org>2017-08-10 15:52:35 +0200
commitbfee14ab8788b6c97f58308ec5c5b14e57d06cb7 (patch)
tree411decc23e74c8c2534ac34e588b80f1980920cd /coverage/ctracer/tracer.c
parent3bb0bcaeaaa429bd63cce00ef0459f1ba8436c00 (diff)
downloadpython-coveragepy-git-bfee14ab8788b6c97f58308ec5c5b14e57d06cb7.tar.gz
FIX thread-safe Collector.save_data()
--HG-- branch : fix-thread-safety
Diffstat (limited to 'coverage/ctracer/tracer.c')
-rw-r--r--coverage/ctracer/tracer.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/coverage/ctracer/tracer.c b/coverage/ctracer/tracer.c
index 625a45a6..236fbbfa 100644
--- a/coverage/ctracer/tracer.c
+++ b/coverage/ctracer/tracer.c
@@ -833,6 +833,14 @@ CTracer_trace(CTracer *self, PyFrameObject *frame, int what, PyObject *arg_unuse
return RET_OK;
#endif
+ if (!self->started) {
+ /* If CTracer.stop() has been called from another thread, the tracer
+ is still active in the current thread. Let's deactivate ourselves
+ now. */
+ PyEval_SetTrace(NULL, NULL);
+ return RET_OK;
+ }
+
#if WHAT_LOG || TRACE_LOG
PyObject * ascii = NULL;
#endif