Add constants for floating point number
MODIFY
include/mruby/numeric.h
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 */

MODIFY
mrbgems/mruby-numeric-ext/src/numeric_ext.c
mrbgems/mruby-numeric-ext/src/numeric_ext.c
#include <limits.h>
#include <mruby.h>
+#include <mruby/numeric.h>
static inline mrb_int
to_int(mrb_state *mrb, mrb_value x)
@@ -64,6 +65,19 @@ mrb_mruby_numeric_ext_gem_init(mrb_state* mrb)
mrb_define_method(mrb, i, "allbits?", mrb_int_allbits, MRB_ARGS_REQ(1));
mrb_define_method(mrb, i, "anybits?", mrb_int_anybits, MRB_ARGS_REQ(1));
mrb_define_method(mrb, i, "nobits?", mrb_int_nobits, MRB_ARGS_REQ(1));
+
+#ifndef MRB_WITHOUT_FLOAT
+ mrb_define_const(mrb, mrb->float_class, "RADIX", mrb_fixnum_value(MRB_FLT_RADIX));
+ mrb_define_const(mrb, mrb->float_class, "MANT_DIG", mrb_fixnum_value(MRB_FLT_MANT_DIG));
+ mrb_define_const(mrb, mrb->float_class, "EPSILON", mrb_float_value(mrb, MRB_FLT_EPSILON));
+ mrb_define_const(mrb, mrb->float_class, "DIG", mrb_fixnum_value(MRB_FLT_DIG));
+ mrb_define_const(mrb, mrb->float_class, "MIN_EXP", mrb_fixnum_value(MRB_FLT_MIN_EXP));
+ mrb_define_const(mrb, mrb->float_class, "MIN", mrb_float_value(mrb, MRB_FLT_MIN));
+ mrb_define_const(mrb, mrb->float_class, "MIN_10_EXP", mrb_fixnum_value(MRB_FLT_MIN_10_EXP));
+ mrb_define_const(mrb, mrb->float_class, "MAX_EXP", mrb_fixnum_value(MRB_FLT_MAX_EXP));
+ mrb_define_const(mrb, mrb->float_class, "MAX", mrb_float_value(mrb, MRB_FLT_MAX));
+ mrb_define_const(mrb, mrb->float_class, "MAX_10_EXP", mrb_fixnum_value(MRB_FLT_MAX_10_EXP));
+#endif /* MRB_WITHOUT_FLOAT */
}
void

Add constants for floating point number