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/* ----------
* pg_trace.h
*
* Definitions for the PostgreSQL tracing framework
*
* Copyright (c) 2006, PostgreSQL Global Development Group
*
* $PostgreSQL: pgsql/src/include/pg_trace.h,v 1.2 2006/10/04 00:30:06 momjian Exp $
* ----------
*/
#ifndef PG_TRACE_H
#define PG_TRACE_H
#ifdef ENABLE_DTRACE
#include <sys/sdt.h>
/*
* The PG_TRACE macros are mapped to the appropriate macros used by DTrace.
*
* Only one DTrace provider called "postgresql" will be used for PostgreSQL,
* so the name is hard-coded here to avoid having to specify it in the
* source code.
*/
#define PG_TRACE(name) \
DTRACE_PROBE(postgresql, name)
#define PG_TRACE1(name, arg1) \
DTRACE_PROBE1(postgresql, name, arg1)
#define PG_TRACE2(name, arg1, arg2) \
DTRACE_PROBE2(postgresql, name, arg1, arg2)
#define PG_TRACE3(name, arg1, arg2, arg3) \
DTRACE_PROBE3(postgresql, name, arg1, arg2, arg3)
#define PG_TRACE4(name, arg1, arg2, arg3, arg4) \
DTRACE_PROBE4(postgresql, name, arg1, arg2, arg3, arg4)
#define PG_TRACE5(name, arg1, arg2, arg3, arg4, arg5) \
DTRACE_PROBE5(postgresql, name, arg1, arg2, arg3, arg4, arg5)
#else /* not ENABLE_DTRACE */
/*
* Unless DTrace is explicitly enabled with --enable-dtrace, the PG_TRACE
* macros will expand to no-ops.
*/
#define PG_TRACE(name)
#define PG_TRACE1(name, arg1)
#define PG_TRACE2(name, arg1, arg2)
#define PG_TRACE3(name, arg1, arg2, arg3)
#define PG_TRACE4(name, arg1, arg2, arg3, arg4)
#define PG_TRACE5(name, arg1, arg2, arg3, arg4, arg5)
#endif /* not ENABLE_DTRACE */
#endif /* PG_TRACE_H */
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