ack/lang/fortran/lib/libI77/fp.h
1991-10-07 16:59:33 +00:00

27 lines
613 B
C

#define FMAX 40
#define EXPMAXDIGS 8
#define EXPMAX 99999999
/* FMAX = max number of nonzero digits passed to atof() */
/* EXPMAX = 10^EXPMAXDIGS - 1 = largest allowed exponent absolute value */
#include "local.h"
/* MAXFRACDIGS and MAXINTDIGS are for wrt_F -- bounds (not necessarily
tight) on the maximum number of digits to the right and left of
* the decimal point.
*/
#ifdef VAX
#define MAXFRACDIGS 56
#define MAXINTDIGS 38
#else
#ifdef CRAY
#define MAXFRACDIGS 9880
#define MAXINTDIGS 9864
#else
/* values that suffice for IEEE double */
#define MAXFRACDIGS 344
#define MAXINTDIGS 308
#endif
#endif