1#ifndef INTERNAL_RATIONAL_H
2#define INTERNAL_RATIONAL_H
11#include "ruby/internal/config.h"
13#include "internal/gc.h"
14#include "internal/numeric.h"
15#include "ruby_assert.h"
23#define RRATIONAL(obj) ((struct RRational *)(obj))
26VALUE rb_rational_canonicalize(VALUE x);
27VALUE rb_rational_uminus(VALUE
self);
28VALUE rb_rational_plus(VALUE
self, VALUE other);
29VALUE rb_rational_minus(VALUE
self, VALUE other);
30VALUE rb_rational_mul(VALUE
self, VALUE other);
31VALUE rb_rational_div(VALUE
self, VALUE other);
32VALUE rb_lcm(VALUE x, VALUE y);
33VALUE rb_rational_reciprocal(VALUE x);
34VALUE rb_cstr_to_rat(
const char *,
int);
35VALUE rb_rational_hash(VALUE
self);
36VALUE rb_rational_abs(VALUE
self);
37VALUE rb_rational_cmp(VALUE
self, VALUE other);
38VALUE rb_rational_pow(VALUE
self, VALUE other);
39VALUE rb_rational_floor(VALUE
self,
int ndigits);
40VALUE rb_numeric_quo(VALUE x, VALUE y);
41VALUE rb_flo_round_by_rational(
int argc, VALUE *argv, VALUE num);
42VALUE rb_float_numerator(VALUE x);
43VALUE rb_float_denominator(VALUE x);
45static inline void RATIONAL_SET_NUM(VALUE r, VALUE n);
46static inline void RATIONAL_SET_DEN(VALUE r, VALUE d);
48RUBY_SYMBOL_EXPORT_BEGIN
50VALUE rb_gcd(VALUE x, VALUE y);
51VALUE rb_gcd_normal(VALUE
self, VALUE other);
52#if defined(HAVE_LIBGMP) && defined(HAVE_GMP_H)
53VALUE rb_gcd_gmp(VALUE x, VALUE y);
58RATIONAL_SET_NUM(VALUE r, VALUE n)
65RATIONAL_SET_DEN(VALUE r, VALUE d)
68 assert(INT_POSITIVE_P(d));
#define RB_INTEGER_TYPE_P
Old name of rb_integer_type_p.
#define RB_OBJ_WRITE(old, slot, young)
Declaration of a "back" pointer.
Ruby's object's, base components.
Internal header for Rational.