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74 lines
2.1 KiB
C
74 lines
2.1 KiB
C
/*
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* src/include/utils/cash.h
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*
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*
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* cash.h
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* Written by D'Arcy J.M. Cain
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*
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* Functions to allow input and output of money normally but store
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* and handle it as 64 bit integer.
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*/
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#ifndef CASH_H
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#define CASH_H
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#include "fmgr.h"
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typedef int64 Cash;
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/* Cash is pass-by-reference if and only if int64 is */
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#define DatumGetCash(X) ((Cash) DatumGetInt64(X))
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#define CashGetDatum(X) Int64GetDatum(X)
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#define PG_GETARG_CASH(n) DatumGetCash(PG_GETARG_DATUM(n))
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#define PG_RETURN_CASH(x) return CashGetDatum(x)
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extern Datum cash_in(PG_FUNCTION_ARGS);
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extern Datum cash_out(PG_FUNCTION_ARGS);
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extern Datum cash_recv(PG_FUNCTION_ARGS);
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extern Datum cash_send(PG_FUNCTION_ARGS);
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extern Datum cash_eq(PG_FUNCTION_ARGS);
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extern Datum cash_ne(PG_FUNCTION_ARGS);
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extern Datum cash_lt(PG_FUNCTION_ARGS);
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extern Datum cash_le(PG_FUNCTION_ARGS);
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extern Datum cash_gt(PG_FUNCTION_ARGS);
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extern Datum cash_ge(PG_FUNCTION_ARGS);
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extern Datum cash_cmp(PG_FUNCTION_ARGS);
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extern Datum cash_pl(PG_FUNCTION_ARGS);
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extern Datum cash_mi(PG_FUNCTION_ARGS);
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extern Datum cash_div_cash(PG_FUNCTION_ARGS);
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extern Datum cash_mul_flt8(PG_FUNCTION_ARGS);
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extern Datum flt8_mul_cash(PG_FUNCTION_ARGS);
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extern Datum cash_div_flt8(PG_FUNCTION_ARGS);
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extern Datum cash_mul_flt4(PG_FUNCTION_ARGS);
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extern Datum flt4_mul_cash(PG_FUNCTION_ARGS);
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extern Datum cash_div_flt4(PG_FUNCTION_ARGS);
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extern Datum cash_mul_int8(PG_FUNCTION_ARGS);
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extern Datum int8_mul_cash(PG_FUNCTION_ARGS);
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extern Datum cash_div_int8(PG_FUNCTION_ARGS);
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extern Datum cash_mul_int4(PG_FUNCTION_ARGS);
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extern Datum int4_mul_cash(PG_FUNCTION_ARGS);
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extern Datum cash_div_int4(PG_FUNCTION_ARGS);
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extern Datum cash_mul_int2(PG_FUNCTION_ARGS);
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extern Datum int2_mul_cash(PG_FUNCTION_ARGS);
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extern Datum cash_div_int2(PG_FUNCTION_ARGS);
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extern Datum cashlarger(PG_FUNCTION_ARGS);
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extern Datum cashsmaller(PG_FUNCTION_ARGS);
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extern Datum cash_words(PG_FUNCTION_ARGS);
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extern Datum cash_numeric(PG_FUNCTION_ARGS);
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extern Datum numeric_cash(PG_FUNCTION_ARGS);
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extern Datum int4_cash(PG_FUNCTION_ARGS);
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extern Datum int8_cash(PG_FUNCTION_ARGS);
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#endif /* CASH_H */
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