summaryrefslogtreecommitdiffstats
path: root/Include
diff options
context:
space:
mode:
authorNick Coghlan <ncoghlan@gmail.com>2017-09-08 00:14:16 (GMT)
committerGitHub <noreply@github.com>2017-09-08 00:14:16 (GMT)
commit5a8516701f5140c8c989c40e261a4f4e20e8af86 (patch)
treece7c8c4d443132b27203a834904469458191a154 /Include
parent2eb0cb4787d02d995a9bb6dc075983792c12835c (diff)
downloadcpython-5a8516701f5140c8c989c40e261a4f4e20e8af86.zip
cpython-5a8516701f5140c8c989c40e261a4f4e20e8af86.tar.gz
cpython-5a8516701f5140c8c989c40e261a4f4e20e8af86.tar.bz2
bpo-31344: Per-frame control of trace events (GH-3417)
f_trace_lines: enable/disable line trace events f_trace_opcodes: enable/disable opcode trace events These are intended primarily for testing of the interpreter itself, as they make it much easier to emulate signals arriving at unfortunate times.
Diffstat (limited to 'Include')
-rw-r--r--Include/frameobject.h2
-rw-r--r--Include/pystate.h7
2 files changed, 8 insertions, 1 deletions
diff --git a/Include/frameobject.h b/Include/frameobject.h
index 616c611..dbe0a84 100644
--- a/Include/frameobject.h
+++ b/Include/frameobject.h
@@ -27,6 +27,8 @@ typedef struct _frame {
to the current stack top. */
PyObject **f_stacktop;
PyObject *f_trace; /* Trace function */
+ char f_trace_lines; /* Emit per-line trace events? */
+ char f_trace_opcodes; /* Emit per-opcode trace events? */
/* In a generator, we need to be able to swap between the exception
state inside the generator and the exception state of the calling
diff --git a/Include/pystate.h b/Include/pystate.h
index 6229236..f957d53 100644
--- a/Include/pystate.h
+++ b/Include/pystate.h
@@ -92,7 +92,11 @@ typedef struct _is {
/* Py_tracefunc return -1 when raising an exception, or 0 for success. */
typedef int (*Py_tracefunc)(PyObject *, struct _frame *, int, PyObject *);
-/* The following values are used for 'what' for tracefunc functions: */
+/* The following values are used for 'what' for tracefunc functions
+ *
+ * To add a new kind of trace event, also update "trace_init" in
+ * Python/sysmodule.c to define the Python level event name
+ */
#define PyTrace_CALL 0
#define PyTrace_EXCEPTION 1
#define PyTrace_LINE 2
@@ -100,6 +104,7 @@ typedef int (*Py_tracefunc)(PyObject *, struct _frame *, int, PyObject *);
#define PyTrace_C_CALL 4
#define PyTrace_C_EXCEPTION 5
#define PyTrace_C_RETURN 6
+#define PyTrace_OPCODE 7
#endif
#ifdef Py_LIMITED_API