From 7fc0ffc7ac65d7c49db15dca0d420abb8c59cb27 Mon Sep 17 00:00:00 2001
From: eban <eban@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 10 Jul 2003 05:48:43 +0000
Subject: * math.c (math_log): nan takes a dummy argument on Cygwin 1.5.0.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@4055 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 math.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

(limited to 'math.c')

diff --git a/math.c b/math.c
index 8d7bd8c53..526859875 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
-- 
cgit