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/*-------------------------------------------------------------------------
* injection_point.h
* Definitions related to injection points.
*
* Copyright (c) 2001-2024, PostgreSQL Global Development Group
*
* src/include/utils/injection_point.h
*-------------------------------------------------------------------------
*/
#ifndef INJECTION_POINT_H
#define INJECTION_POINT_H
/*
* Injections points require --enable-injection-points.
*/
#ifdef USE_INJECTION_POINTS
#define INJECTION_POINT_LOAD(name) InjectionPointLoad(name)
#define INJECTION_POINT(name) InjectionPointRun(name)
#define INJECTION_POINT_CACHED(name) InjectionPointCached(name)
#else
#define INJECTION_POINT_LOAD(name) ((void) name)
#define INJECTION_POINT(name) ((void) name)
#define INJECTION_POINT_CACHED(name) ((void) name)
#endif
/*
* Typedef for callback function launched by an injection point.
*/
typedef void (*InjectionPointCallback) (const char *name,
const void *private_data);
extern Size InjectionPointShmemSize(void);
extern void InjectionPointShmemInit(void);
extern void InjectionPointAttach(const char *name,
const char *library,
const char *function,
const void *private_data,
int private_data_size);
extern void InjectionPointLoad(const char *name);
extern void InjectionPointRun(const char *name);
extern void InjectionPointCached(const char *name);
extern bool InjectionPointDetach(const char *name);
#endif /* INJECTION_POINT_H */
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