jpayne@69: /* Static DTrace probes interface */
jpayne@69: 
jpayne@69: #ifndef Py_DTRACE_H
jpayne@69: #define Py_DTRACE_H
jpayne@69: #ifdef __cplusplus
jpayne@69: extern "C" {
jpayne@69: #endif
jpayne@69: 
jpayne@69: #ifdef WITH_DTRACE
jpayne@69: 
jpayne@69: #include "pydtrace_probes.h"
jpayne@69: 
jpayne@69: /* pydtrace_probes.h, on systems with DTrace, is auto-generated to include
jpayne@69:    `PyDTrace_{PROBE}` and `PyDTrace_{PROBE}_ENABLED()` macros for every probe
jpayne@69:    defined in pydtrace_provider.d.
jpayne@69: 
jpayne@69:    Calling these functions must be guarded by a `PyDTrace_{PROBE}_ENABLED()`
jpayne@69:    check to minimize performance impact when probing is off. For example:
jpayne@69: 
jpayne@69:        if (PyDTrace_FUNCTION_ENTRY_ENABLED())
jpayne@69:            PyDTrace_FUNCTION_ENTRY(f);
jpayne@69: */
jpayne@69: 
jpayne@69: #else
jpayne@69: 
jpayne@69: /* Without DTrace, compile to nothing. */
jpayne@69: 
jpayne@69: static inline void PyDTrace_LINE(const char *arg0, const char *arg1, int arg2) {}
jpayne@69: static inline void PyDTrace_FUNCTION_ENTRY(const char *arg0, const char *arg1, int arg2)  {}
jpayne@69: static inline void PyDTrace_FUNCTION_RETURN(const char *arg0, const char *arg1, int arg2) {}
jpayne@69: static inline void PyDTrace_GC_START(int arg0) {}
jpayne@69: static inline void PyDTrace_GC_DONE(Py_ssize_t arg0) {}
jpayne@69: static inline void PyDTrace_INSTANCE_NEW_START(int arg0) {}
jpayne@69: static inline void PyDTrace_INSTANCE_NEW_DONE(int arg0) {}
jpayne@69: static inline void PyDTrace_INSTANCE_DELETE_START(int arg0) {}
jpayne@69: static inline void PyDTrace_INSTANCE_DELETE_DONE(int arg0) {}
jpayne@69: static inline void PyDTrace_IMPORT_FIND_LOAD_START(const char *arg0) {}
jpayne@69: static inline void PyDTrace_IMPORT_FIND_LOAD_DONE(const char *arg0, int arg1) {}
jpayne@69: static inline void PyDTrace_AUDIT(const char *arg0, void *arg1) {}
jpayne@69: 
jpayne@69: static inline int PyDTrace_LINE_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_FUNCTION_ENTRY_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_FUNCTION_RETURN_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_GC_START_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_GC_DONE_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_INSTANCE_NEW_START_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_INSTANCE_NEW_DONE_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_INSTANCE_DELETE_START_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_INSTANCE_DELETE_DONE_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_IMPORT_FIND_LOAD_START_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_IMPORT_FIND_LOAD_DONE_ENABLED(void) { return 0; }
jpayne@69: static inline int PyDTrace_AUDIT_ENABLED(void) { return 0; }
jpayne@69: 
jpayne@69: #endif /* !WITH_DTRACE */
jpayne@69: 
jpayne@69: #ifdef __cplusplus
jpayne@69: }
jpayne@69: #endif
jpayne@69: #endif /* !Py_DTRACE_H */