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+/* Round long double value to long int.
+ Copyright (C) 1997 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 Library General Public License as
+ published by the Free Software Foundation; either version 2 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public
+ License along with the GNU C Library; see the file COPYING.LIB. If not,
+ write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA. */
+
+#include <math.h>
+
+/* I think that what this routine is supposed to do is round a value
+ to the nearest integer, with values exactly on the boundary rounded
+ away from zero. */
+/* This routine relies on (long int)x, when x is out of range of a long int,
+ clipping to MAX_LONG or MIN_LONG. */
+
+long int
+__lround (long double x)
+{
+ long double xrf;
+ long int xr;
+ xr = (long int) x;
+ xrf = (long double) xr;
+ if (x >= 0.0)
+ if (x - xrf >= 0.5 && x - xrf < 1.0 && x+1 > 0)
+ return x+1;
+ else
+ return x;
+ else
+ if (xrf - x >= 0.5 && xrf - x < 1.0 && x-1 < 0)
+ return x-1;
+ else
+ return x;
+}
+weak_alias (__lround, lround)