File size: 595 Bytes
afd55d0 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | /*
* src/include/utils/cash.h
*
*
* cash.h
* Written by D'Arcy J.M. Cain
*
* Functions to allow input and output of money normally but store
* and handle it as 64 bit integer.
*/
#ifndef CASH_H
#define CASH_H
#include "fmgr.h"
typedef int64 Cash;
/* Cash is pass-by-reference if and only if int64 is */
static inline Cash
DatumGetCash(Datum X)
{
return DatumGetInt64(X);
}
static inline Datum
CashGetDatum(Cash X)
{
return Int64GetDatum(X);
}
#define PG_GETARG_CASH(n) DatumGetCash(PG_GETARG_DATUM(n))
#define PG_RETURN_CASH(x) return CashGetDatum(x)
#endif /* CASH_H */
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