diff options
Diffstat (limited to 'math.c')
-rw-r--r-- | math.c | 8 |
1 files changed, 6 insertions, 2 deletions
@@ -193,8 +193,12 @@ math_exp(obj, x) } #if defined __CYGWIN__ -#define log(x) ((x) < 0.0 ? nan() : log(x)) -#define log10(x) ((x) < 0.0 ? nan() : log10(x)) +# include <cygwin/version.h> +# if CYGWIN_VERSION_DLL_MAJOR < 1005 +# define nan(x) nan() +# endif +# define log(x) ((x) < 0.0 ? nan("") : log(x)) +# define log10(x) ((x) < 0.0 ? nan("") : log10(x)) #endif static VALUE |