fp.h
上传用户:center1979
上传日期:2022-07-26
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文件大小:1k
- #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 */
- #ifdef V10 /* Research Tenth-Edition Unix */
- #include "local.h"
- #endif
- /* 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