-/* Emulation for ceill.
- Contributed by Paolo Bonzini
+/* Round towards positive infinity.
+ Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
- Copyright 2002, 2003 Free Software Foundation, Inc.
-
- This file is part of gnulib.
-
- This program is free software; you can redistribute it and/or modify
+ This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 2, or (at your option)
- any later version.
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
This program 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 General Public License for more details.
- You should have received a copy of the GNU General Public License along
- with this program; if not, write to the Free Software Foundation,
- Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
-
-#include <float.h>
-
-#include "mathl.h"
-
-/* To compute the integer part of X, sum a big enough
- integer so that the precision of the floating point
- number is exactly 1. */
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
-long double
-ceill(long double x)
-{
- long double y;
- if (x < 0.0L)
- y = -(1.0L / LDBL_EPSILON - x - 1.0 / LDBL_EPSILON);
- else
- y = 1.0L / LDBL_EPSILON + x - 1.0 / LDBL_EPSILON;
+/* Written by Bruno Haible <bruno@clisp.org>, 2007. */
- if (y < x)
- return y + 1.0L;
- else
- return y;
-}
+#define USE_LONG_DOUBLE
+#include "ceil.c"