57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
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/* ----------
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* pg_trace.h
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*
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* Definitions for the PostgreSQL tracing framework
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*
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* Copyright (c) 2006, PostgreSQL Global Development Group
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*
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* $PostgreSQL: pgsql/src/include/pg_trace.h,v 1.1 2006/07/24 16:32:45 petere Exp $
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* ----------
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*/
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#ifndef PG_TRACE_H
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#define PG_TRACE_H
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#ifdef ENABLE_DTRACE
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#include <sys/sdt.h>
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/*
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* The PG_TRACE macros are mapped to the appropriate macros used by DTrace.
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*
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* Only one DTrace provider called "postgresql" will be used for PostgreSQL,
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* so the name is hard-coded here to avoid having to specify it in the
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* source code.
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*/
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#define PG_TRACE(name) \
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DTRACE_PROBE(postgresql, name)
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#define PG_TRACE1(name, arg1) \
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DTRACE_PROBE1(postgresql, name, arg1)
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#define PG_TRACE2(name, arg1, arg2) \
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DTRACE_PROBE2(postgresql, name, arg1, arg2)
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#define PG_TRACE3(name, arg1, arg2, arg3) \
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DTRACE_PROBE3(postgresql, name, arg1, arg2, arg3)
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#define PG_TRACE4(name, arg1, arg2, arg3, arg4) \
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DTRACE_PROBE4(postgresql, name, arg1, arg2, arg3, arg4)
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#define PG_TRACE5(name, arg1, arg2, arg3, arg4, arg5) \
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DTRACE_PROBE5(postgresql, name, arg1, arg2, arg3, arg4, arg5)
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#else /* not ENABLE_DTRACE */
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/*
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* Unless DTrace is explicitly enabled with --enable-dtrace, the PG_TRACE
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* macros will expand to no-ops.
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*/
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#define PG_TRACE(name)
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#define PG_TRACE1(name, arg1)
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#define PG_TRACE2(name, arg1, arg2)
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#define PG_TRACE3(name, arg1, arg2, arg3)
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#define PG_TRACE4(name, arg1, arg2, arg3, arg4)
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#define PG_TRACE5(name, arg1, arg2, arg3, arg4, arg5)
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#endif /* not ENABLE_DTRACE */
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#endif /* PG_TRACE_H */
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