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| author | Yukihiro "Matz" Matsumoto <[email protected]> | 2019-08-05 07:29:25 +0900 |
|---|---|---|
| committer | GitHub <[email protected]> | 2019-08-05 07:29:25 +0900 |
| commit | 0e2e8b79d327da9b2ba0ce42e02cf6653c3e3fae (patch) | |
| tree | 1c8537140d0339828469a2b2fa00ac743f796f71 /include | |
| parent | dc11e7f0274cf1532ffc6b340d9443cc015d54ad (diff) | |
| parent | eb8634013948021f163d2f4c2ee53c394c0a143c (diff) | |
| download | mruby-0e2e8b79d327da9b2ba0ce42e02cf6653c3e3fae.tar.gz mruby-0e2e8b79d327da9b2ba0ce42e02cf6653c3e3fae.zip | |
Merge pull request #4612 from dearblue/float-consts
Add constants for floating point number
Diffstat (limited to 'include')
| -rw-r--r-- | include/mruby/numeric.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/include/mruby/numeric.h b/include/mruby/numeric.h index 07266aa10..39f6773d9 100644 --- a/include/mruby/numeric.h +++ b/include/mruby/numeric.h @@ -160,6 +160,36 @@ mrb_int_mul_overflow(mrb_int multiplier, mrb_int multiplicand, mrb_int *product) #endif +#ifndef MRB_WITHOUT_FLOAT +# include <stdint.h> +# include <float.h> + +# define MRB_FLT_RADIX FLT_RADIX + +# ifdef MRB_USE_FLOAT +# define MRB_FLT_MANT_DIG FLT_MANT_DIG +# define MRB_FLT_EPSILON FLT_EPSILON +# define MRB_FLT_DIG FLT_DIG +# define MRB_FLT_MIN_EXP FLT_MIN_EXP +# define MRB_FLT_MIN FLT_MIN +# define MRB_FLT_MIN_10_EXP FLT_MIN_10_EXP +# define MRB_FLT_MAX_EXP FLT_MAX_EXP +# define MRB_FLT_MAX FLT_MAX +# define MRB_FLT_MAX_10_EXP FLT_MAX_10_EXP + +# else /* not MRB_USE_FLOAT */ +# define MRB_FLT_MANT_DIG DBL_MANT_DIG +# define MRB_FLT_EPSILON DBL_EPSILON +# define MRB_FLT_DIG DBL_DIG +# define MRB_FLT_MIN_EXP DBL_MIN_EXP +# define MRB_FLT_MIN DBL_MIN +# define MRB_FLT_MIN_10_EXP DBL_MIN_10_EXP +# define MRB_FLT_MAX_EXP DBL_MAX_EXP +# define MRB_FLT_MAX DBL_MAX +# define MRB_FLT_MAX_10_EXP DBL_MAX_10_EXP +# endif /* MRB_USE_FLOAT */ +#endif /* MRB_WITHOUT_FLOAT */ + MRB_END_DECL #endif /* MRUBY_NUMERIC_H */ |