diff options
Diffstat (limited to 'src/libvpsc/isnan.h')
| -rw-r--r-- | src/libvpsc/isnan.h | 57 |
1 files changed, 0 insertions, 57 deletions
diff --git a/src/libvpsc/isnan.h b/src/libvpsc/isnan.h deleted file mode 100644 index 388f9144b..000000000 --- a/src/libvpsc/isnan.h +++ /dev/null @@ -1,57 +0,0 @@ -#ifndef __ISNAN_H__ -#define __ISNAN_H__ - -/* - * Temporary fix for various misdefinitions of isnan(). - * isnan() is becoming undef'd in some .h files. - * #include this last in your .cpp file to get it right. - * - * The problem is that isnan and isfinite are part of C99 but aren't part of - * the C++ standard (which predates C99). - * - * Authors: - * Inkscape groupies and obsessive-compulsives - * - * Copyright (C) 2004 authors - * - * Released under GNU LGPL, read the file 'COPYING' for more information - * - * 2005 modification hereby placed in public domain. Probably supercedes the 2004 copyright - * for the code itself. - */ - -#include <math.h> -/* You might try changing the above to <cmath> if you have problems. - * Whether you use math.h or cmath, you may need to edit the .cpp file - * and/or other .h files to use the same header file. - */ - -#if defined(__isnan) -# define isNaN(_a) (__isnan(_a)) /* MacOSX/Darwin definition < 10.4 */ -#elif defined(WIN32) || defined(_isnan) -# define isNaN(_a) (_isnan(_a)) /* Win32 definition */ -#elif defined(isnan) || defined(__FreeBSD__) -# define isNaN(_a) (isnan(_a)) /* GNU definition */ -#else -# define isNaN(_a) (std::isnan(_a)) -#endif -/* If the above doesn't work, then try (a != a). - * Also, please report a bug as per http://www.inkscape.org/report_bugs.php, - * giving information about what platform and compiler version you're using. - */ - - -#if defined(__isfinite) -# define isFinite(_a) (__isfinite(_a)) /* MacOSX/Darwin definition < 10.4 */ -#elif defined(isfinite) -# define isFinite(_a) (isfinite(_a)) -#else -# define isFinite(_a) (std::isfinite(_a)) -#endif -/* If the above doesn't work, then try (finite(_a) && !isNaN(_a)) or (!isNaN((_a) - (_a))). - * Also, please report a bug as per http://www.inkscape.org/report_bugs.php, - * giving information about what platform and compiler version you're using. - */ - - -#endif /* __ISNAN_H__ */ |
