File:  [gforth] / gforth / engine / rint.c
Revision 1.3: download - view: text, annotated - select for diffs
Mon Dec 31 19:02:25 2007 UTC (13 years, 5 months ago) by anton
Branches: MAIN
CVS tags: v0-7-0, HEAD
updated copyright year after changing license notice

    1: /* rint replacement
    2: 
    3:   Copyright (C) 2002,2007 Free Software Foundation, Inc.
    4: 
    5:   This file is part of Gforth.
    6: 
    7:   Gforth is free software; you can redistribute it and/or
    8:   modify it under the terms of the GNU General Public License
    9:   as published by the Free Software Foundation, either version 3
   10:   of the License, or (at your option) any later version.
   11: 
   12:   This program is distributed in the hope that it will be useful,
   13:   but WITHOUT ANY WARRANTY; without even the implied warranty of
   14:   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   15:   GNU General Public License for more details.
   16: 
   17:   You should have received a copy of the GNU General Public License
   18:   along with this program; if not, see http://www.gnu.org/licenses/.
   19: */
   20: 
   21: #ifdef i386
   22: #define X (1024.*1024.*1024.*1024.*1024.*1024.*16.)
   23: #else /* !defined(386) */
   24: #define X (1024.*1024.*1024.*1024.*1024.*8.)
   25: #endif /* !defined(386) */
   26: double rint(double r)
   27: {
   28:   if (r<0.0)
   29:     return (r+X)-X;
   30:   else
   31:     return (r-X)+X;
   32: }
   33: 

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