blob: 0e0e98806c91da04522cf8507cd9a83302b2c477 [file] [log] [blame]
/* Copyright (C) 2007 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#define __llround not___llround
#define llround not_llround
#include <math.h>
#include <math_ldbl_opt.h>
#undef __llround
#undef llround
long int
__lround (double x)
{
double adj;
adj = 0x1.fffffffffffffp-2; /* nextafter (0.5, 0.0) */
adj = copysign (adj, x);
return x + adj;
}
strong_alias (__lround, __llround)
weak_alias (__lround, lround)
weak_alias (__llround, llround)
#ifdef NO_LONG_DOUBLE
strong_alias (__lround, __lroundl)
strong_alias (__lround, __llroundl)
weak_alias (__lroundl, lroundl)
weak_alias (__llroundl, llroundl)
#endif
#if LONG_DOUBLE_COMPAT(libm, GLIBC_2_1)
compat_symbol (libm, __lround, lroundl, GLIBC_2_1);
compat_symbol (libm, __llround, llroundl, GLIBC_2_1);
#endif