text: /*
   * 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 int32 Cash;
  
  extern Datum cash_in(PG_FUNCTION_ARGS);
  extern Datum cash_out(PG_FUNCTION_ARGS);
  extern Datum cash_recv(PG_FUNCTION_ARGS);
  extern Datum cash_send(PG_FUNCTION_ARGS);
  
  extern Datum cash_eq(PG_FUNCTION_ARGS);
  extern Datum cash_ne(PG_FUNCTION_ARGS);
  extern Datum cash_lt(PG_FUNCTION_ARGS);
  extern Datum cash_le(PG_FUNCTION_ARGS);
  extern Datum cash_gt(PG_FUNCTION_ARGS);
  extern Datum cash_ge(PG_FUNCTION_ARGS);
  extern Datum cash_cmp(PG_FUNCTION_ARGS);
  
  extern Datum cash_pl(PG_FUNCTION_ARGS);
  extern Datum cash_mi(PG_FUNCTION_ARGS);
  
  extern Datum cash_mul_flt8(PG_FUNCTION_ARGS);
  extern Datum cash_div_flt8(PG_FUNCTION_ARGS);
  extern Datum flt8_mul_cash(PG_FUNCTION_ARGS);
  
  extern Datum cash_mul_flt4(PG_FUNCTION_ARGS);
  extern Datum cash_div_flt4(PG_FUNCTION_ARGS);
  extern Datum flt4_mul_cash(PG_FUNCTION_ARGS);
  
  extern Datum cash_mul_int4(PG_FUNCTION_ARGS);
  extern Datum cash_div_int4(PG_FUNCTION_ARGS);
  extern Datum int4_mul_cash(PG_FUNCTION_ARGS);
  
  extern Datum cash_mul_int2(PG_FUNCTION_ARGS);
  extern Datum int2_mul_cash(PG_FUNCTION_ARGS);
  extern Datum cash_div_int2(PG_FUNCTION_ARGS);
  
  extern Datum cashlarger(PG_FUNCTION_ARGS);
  extern Datum cashsmaller(PG_FUNCTION_ARGS);
  
  extern Datum cash_words(PG_FUNCTION_ARGS);
  
  #endif   /* CASH_H */
  