diff options
Diffstat (limited to 'coverage/tracer.c')
| -rw-r--r-- | coverage/tracer.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/coverage/tracer.c b/coverage/tracer.c index 2faabb62..1017c9d4 100644 --- a/coverage/tracer.c +++ b/coverage/tracer.c @@ -365,6 +365,9 @@ Tracer_trace(Tracer *self, PyFrameObject *frame, int what, PyObject *arg_unused) } } self->cur_file_data = file_data; + /* Make the frame right in case settrace(gettrace()) happens. */ + Py_INCREF(self); + frame->f_trace = (PyObject*)self; SHOWLOG(self->depth, frame->f_lineno, filename, "traced"); } else { @@ -497,12 +500,12 @@ done: } /* - * Python has two ways to set the trace function: sys.settrace(fn), which + * Python has two ways to set the trace function: sys.settrace(fn), which * takes a Python callable, and PyEval_SetTrace(func, obj), which takes * a C function and a Python object. The way these work together is that * sys.settrace(pyfn) calls PyEval_SetTrace(builtin_func, pyfn), using the * Python callable as the object in PyEval_SetTrace. So sys.gettrace() - * simply returns the Python object used as the second argument to + * simply returns the Python object used as the second argument to * PyEval_SetTrace. So sys.gettrace() will return our self parameter, which * means it must be callable to be used in sys.settrace(). * |