postgresql/src/include/utils/cash.h

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/*
* cash.h
* Written by D'Arcy J.M. Cain
*
* Functions to allow input and output of money normally but store
* and handle it as int4.
*/
#ifndef CASH_H
#define CASH_H
/* if we store this as 4 bytes, we better make it int, not long, bjm */
typedef signed int Cash;
extern const char *cash_out(Cash *value);
extern Cash *cash_in(const char *str);
extern bool cash_eq(Cash *c1, Cash *c2);
extern bool cash_ne(Cash *c1, Cash *c2);
extern bool cash_lt(Cash *c1, Cash *c2);
extern bool cash_le(Cash *c1, Cash *c2);
extern bool cash_gt(Cash *c1, Cash *c2);
extern bool cash_ge(Cash *c1, Cash *c2);
extern Cash *cash_pl(Cash *c1, Cash *c2);
extern Cash *cash_mi(Cash *c1, Cash *c2);
extern Cash *cash_mul_flt8(Cash *c, float8 *f);
extern Cash *cash_div_flt8(Cash *c, float8 *f);
extern Cash *flt8_mul_cash(float8 *f, Cash *c);
extern Cash *cash_mul_flt4(Cash *c, float4 *f);
extern Cash *cash_div_flt4(Cash *c, float4 *f);
extern Cash *flt4_mul_cash(float4 *f, Cash *c);
extern Cash *cash_mul_int4(Cash *c, int4 i);
extern Cash *cash_div_int4(Cash *c, int4 i);
extern Cash *int4_mul_cash(int4 i, Cash *c);
extern Cash *cash_mul_int2(Cash *c, int2 s);
extern Cash *cash_div_int2(Cash *c, int2 s);
extern Cash *int2_mul_cash(int2 s, Cash *c);
extern Cash *cashlarger(Cash *c1, Cash *c2);
extern Cash *cashsmaller(Cash *c1, Cash *c2);
extern const char *cash_words_out(Cash *value);
#endif /* CASH_H */