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authoreban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-07-10 05:48:43 +0000
committereban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2003-07-10 05:48:43 +0000
commit28595a72a9d0f90d75d9d64ae1203c80e576a895 (patch)
tree512044c52381b6ba16f4e725e7d2d5c9a421e2f2 /math.c
parent1b3ba48101f37b5d48b3f2837e393ac5a2179a89 (diff)
* math.c (math_log): nan takes a dummy argument on Cygwin 1.5.0.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@4055 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'math.c')
-rw-r--r--math.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/math.c b/math.c
index 8d7bd8c..5268598 100644
--- a/math.c
+++ b/math.c
@@ -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