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29275b1d17
Reported-by: Michael Paquier Discussion: https://postgr.es/m/ZZKTDPxBBMt3C0J9@paquier.xyz Backpatch-through: 12
39 lines
907 B
C
39 lines
907 B
C
/*-------------------------------------------------------------------------
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*
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* pg_lsn.h
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* Declarations for operations on log sequence numbers (LSNs) of
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* PostgreSQL.
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*
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*
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* Portions Copyright (c) 1996-2024, PostgreSQL Global Development Group
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* Portions Copyright (c) 1994, Regents of the University of California
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*
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* src/include/utils/pg_lsn.h
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*
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*-------------------------------------------------------------------------
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*/
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#ifndef PG_LSN_H
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#define PG_LSN_H
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#include "access/xlogdefs.h"
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#include "fmgr.h"
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static inline XLogRecPtr
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DatumGetLSN(Datum X)
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{
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return (XLogRecPtr) DatumGetInt64(X);
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}
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static inline Datum
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LSNGetDatum(XLogRecPtr X)
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{
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return Int64GetDatum((int64) X);
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}
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#define PG_GETARG_LSN(n) DatumGetLSN(PG_GETARG_DATUM(n))
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#define PG_RETURN_LSN(x) return LSNGetDatum(x)
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extern XLogRecPtr pg_lsn_in_internal(const char *str, bool *have_error);
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#endif /* PG_LSN_H */
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