/* * 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(Cash *c, float8 *f); extern Cash *cash_div(Cash *c, float8 *f); 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 */