Ruby  2.7.2p137(2020-10-01revision5445e0435260b449decf2ac16f9d09bae3cafe72)
finite.c
Go to the documentation of this file.
1 /* public domain rewrite of finite(3) */
2 
3 #include "ruby/missing.h"
4 
5 int
6 finite(double n)
7 {
8  return !isnan(n) && !isinf(n);
9 }
finite
int finite(double n)
Definition: finite.c:6
isnan
#define isnan(x)
Definition: win32.h:369
missing.h
isinf
#define isinf(__x)
Definition: rb_mjit_min_header-2.7.2.h:3718
n
const char size_t n
Definition: rb_mjit_min_header-2.7.2.h:5491