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ifmxdec.h  view on Meta::CPAN

extern void dbl_setnull(double *dp);

extern int  (dec_eq_null)(const ifx_dec_t *dp);
extern void (dec_setnull)(ifx_dec_t *dp);
extern int  (dec_eq_zero)(const ifx_dec_t *dp);
extern void (dec_setzero)(ifx_dec_t *dp);

extern int  (dec_is_neg)(const ifx_dec_t *dp);
extern int  (dec_is_pos)(const ifx_dec_t *dp);

/* Macro overrides for functions */
#ifndef dec_setnull
#define dec_setnull(d)  ((void)((d)->dec_pos = DECPOSNULL))
#endif /* dec_setnull */
#ifndef dec_eq_null
#define dec_eq_null(d)  ((d)->dec_pos == DECPOSNULL)
#endif /* dec_eq_null */
#ifndef dec_is_neg
#define dec_is_neg(d)   ((d)->dec_pos == DECPOSNEG)
#endif /* dec_is_neg */
#ifndef dec_is_pos