Function SWIG_CanCastAsInteger

src/MeCab/MeCab_wrap.cpp:3798–3825

SWIGINTERNINLINE int
SWIG_CanCastAsInteger(double *d, double min, double max) {
  double x = *d;
  if ((min <= x && x <= max)) {
   double fx = floor(x);
   double cx = ceil(x);
   double rd =  ((x - fx) < 0.5) ? fx : cx; /* simple rint */
   if ((errno == EDOM) || (errno == ERANGE)) {
     errno = 0;
   } else {
     double summ, reps, diff;
     if (rd < x) {
       diff = x - rd;
     } else if (rd > x) {
       diff = rd - x;
     } else {
       return 1;
     }
     summ = rd + x;
     reps = diff/summ;
     if (reps < 8*DBL_EPSILON) {
       *d = rd;
       return 1;
     }
   }
  }
  return 0;
}


SWIGINTERN int