From 57c33d88ae00ba4f6445c010c99787bc8e0014ff Mon Sep 17 00:00:00 2001
From: Christophe Geuzaine <cgeuzaine@ulg.ac.be>
Date: Wed, 25 Feb 2009 12:14:43 +0000
Subject: [PATCH] hack for MSVC: define INFINITY and NAN if necessary
---
contrib/MathEval/xmath.cpp | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/contrib/MathEval/xmath.cpp b/contrib/MathEval/xmath.cpp
index 5e2cb808ce..48c70da1bf 100644
--- a/contrib/MathEval/xmath.cpp
+++ b/contrib/MathEval/xmath.cpp
@@ -122,6 +122,14 @@ x_heavs(double x) //, double eps)
return (fabs(x) < eps) ? 0.5*(1+ x/eps +1/3.14*sin(3.14*x/eps)):(x<0? 0:1);
}
+#if !defined(INFINITY)
+#define INFINITY 1.e100
+#endif
+
+#if !defined(NAN)
+#define NAN (1./0.)
+#endif
+
double
x_delta(double x)
{
--
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