English
- /*
- * ===========================================================================
- * PRODUCTION $Log: ncbifloat.h,v $
- * PRODUCTION Revision 1000.1 2004/06/01 19:08:08 gouriano
- * PRODUCTION PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.8
- * PRODUCTION
- * ===========================================================================
- */
- #ifndef NCBIFLOAT__H
- #define NCBIFLOAT__H
- /* $Id: ncbifloat.h,v 1000.1 2004/06/01 19:08:08 gouriano Exp $
- * ===========================================================================
- *
- * PUBLIC DOMAIN NOTICE
- * National Center for Biotechnology Information
- *
- * This software/database is a "United States Government Work" under the
- * terms of the United States Copyright Act. It was written as part of
- * the author's official duties as a United States Government employee and
- * thus cannot be copyrighted. This software/database is freely available
- * to the public for use. The National Library of Medicine and the U.S.
- * Government have not placed any restriction on its use or reproduction.
- *
- * Although all reasonable efforts have been taken to ensure the accuracy
- * and reliability of the software and data, the NLM and the U.S.
- * Government do not and cannot warrant the performance or results that
- * may be obtained by using this software or data. The NLM and the U.S.
- * Government disclaim all warranties, express or implied, including
- * warranties of performance, merchantability or fitness for any particular
- * purpose.
- *
- * Please cite the author in any work or product based on this material.
- *
- * ===========================================================================
- *
- * Author: Andrei Gourianov
- *
- *
- */
- /// @file ncbifloat.h
- /// Floating-point support routines.
- /** @addtogroup Exception
- *
- * @{
- */
- #include <ncbiconf.h>
- #if defined(NCBI_OS_MSWIN)
- # include <float.h>
- #elif defined(HAVE_IEEEFP_H)
- # include <ieeefp.h>
- #endif
- #if defined(NCBI_OS_MSWIN)
- /// Define value of isnan (Is Not A Number).
- ///
- /// Checks double-precision value for not a number (NaN).
- # define isnan _isnan
- #elif defined(NCBI_OS_DARWIN) && defined(MATH_ERRNO) && !defined(isnan)
- /// Define value of isnan (Is Not A Number).
- ///
- /// <math.h> changed a lot between 10.1 and 10.2; the presence of
- /// MATH_ERRNO indicates 10.2, which needs this hack.
- # define isnan __isnan
- #endif
- #if defined(NCBI_OS_MSWIN)
- /// Define value of finite (Is Finite).
- ///
- /// Checks whether given double-precision floating point value is finite
- # define finite _finite
- #endif
- /* @} */
- /*
- * ===========================================================================
- * $Log: ncbifloat.h,v $
- * Revision 1000.1 2004/06/01 19:08:08 gouriano
- * PRODUCTION: UPGRADED [GCC34_MSVC7] Dev-tree R1.8
- *
- * Revision 1.8 2004/05/04 18:07:39 ucko
- * Use configure's test for ieeefp.h rather than harcoding an incomplete
- * list of platforms.
- *
- * Revision 1.7 2004/05/04 17:58:16 gouriano
- * Not include ieeefp.h on Linux
- *
- * Revision 1.6 2004/05/04 17:05:58 gouriano
- * Added definition of finite
- *
- * Revision 1.5 2003/08/23 14:53:52 siyan
- * Documentation changes.
- *
- * Revision 1.4 2003/04/03 17:52:31 ucko
- * Properly close doxygen end-group comment.
- *
- * Revision 1.3 2003/04/01 14:19:42 siyan
- * Added doxygen support
- *
- * Revision 1.2 2003/02/14 15:48:44 ucko
- * Add a workaround for Mac OS X 10.2, where <cmath> clobbers <math.h>'s
- * #define of isnan but doesn't replace it with anything.
- *
- * Revision 1.1 2003/02/04 17:02:07 gouriano
- * initial revision
- *
- *
- * ==========================================================================
- */
- #endif /* NCBIFLOAT__H */
