1/* Static DTrace probes interface */
2
3#ifndef Py_DTRACE_H
4#define Py_DTRACE_H
5#ifdef __cplusplus
6extern "C" {
7#endif
8
9#ifdef WITH_DTRACE
10
11#include "pydtrace_probes.h"
12
13/* pydtrace_probes.h, on systems with DTrace, is auto-generated to include
14 `PyDTrace_{PROBE}` and `PyDTrace_{PROBE}_ENABLED()` macros for every probe
15 defined in pydtrace_provider.d.
16
17 Calling these functions must be guarded by a `PyDTrace_{PROBE}_ENABLED()`
18 check to minimize performance impact when probing is off. For example:
19
20 if (PyDTrace_FUNCTION_ENTRY_ENABLED())
21 PyDTrace_FUNCTION_ENTRY(f);
22*/
23
24#else
25
26/* Without DTrace, compile to nothing. */
27
28static inline void PyDTrace_LINE(const char *arg0, const char *arg1, int arg2) {}
29static inline void PyDTrace_FUNCTION_ENTRY(const char *arg0, const char *arg1, int arg2) {}
30static inline void PyDTrace_FUNCTION_RETURN(const char *arg0, const char *arg1, int arg2) {}
31static inline void PyDTrace_GC_START(int arg0) {}
32static inline void PyDTrace_GC_DONE(Py_ssize_t arg0) {}
33static inline void PyDTrace_INSTANCE_NEW_START(int arg0) {}
34static inline void PyDTrace_INSTANCE_NEW_DONE(int arg0) {}
35static inline void PyDTrace_INSTANCE_DELETE_START(int arg0) {}
36static inline void PyDTrace_INSTANCE_DELETE_DONE(int arg0) {}
37static inline void PyDTrace_IMPORT_FIND_LOAD_START(const char *arg0) {}
38static inline void PyDTrace_IMPORT_FIND_LOAD_DONE(const char *arg0, int arg1) {}
39static inline void PyDTrace_AUDIT(const char *arg0, void *arg1) {}
40
41static inline int PyDTrace_LINE_ENABLED(void) { return 0; }
42static inline int PyDTrace_FUNCTION_ENTRY_ENABLED(void) { return 0; }
43static inline int PyDTrace_FUNCTION_RETURN_ENABLED(void) { return 0; }
44static inline int PyDTrace_GC_START_ENABLED(void) { return 0; }
45static inline int PyDTrace_GC_DONE_ENABLED(void) { return 0; }
46static inline int PyDTrace_INSTANCE_NEW_START_ENABLED(void) { return 0; }
47static inline int PyDTrace_INSTANCE_NEW_DONE_ENABLED(void) { return 0; }
48static inline int PyDTrace_INSTANCE_DELETE_START_ENABLED(void) { return 0; }
49static inline int PyDTrace_INSTANCE_DELETE_DONE_ENABLED(void) { return 0; }
50static inline int PyDTrace_IMPORT_FIND_LOAD_START_ENABLED(void) { return 0; }
51static inline int PyDTrace_IMPORT_FIND_LOAD_DONE_ENABLED(void) { return 0; }
52static inline int PyDTrace_AUDIT_ENABLED(void) { return 0; }
53
54#endif /* !WITH_DTRACE */
55
56#ifdef __cplusplus
57}
58#endif
59#endif /* !Py_DTRACE_H */
60