From: Oliver Kurth <okurth@vmware.com>
Date: Fri, 23 Mar 2018 22:05:36 +0000 (-0700)
Subject: Common header file change: lib/include/vm_basic_math.h
X-Git-Tag: stable-10.3.0~64
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f9414d19532a9664e6c260a8644ee09200e32429;p=thirdparty%2Fopen-vm-tools.git

Common header file change: lib/include/vm_basic_math.h

Define portability macros for Inf and Nan tests.
---

diff --git a/open-vm-tools/lib/include/vm_basic_math.h b/open-vm-tools/lib/include/vm_basic_math.h
index 065ba368f..5dfa85b31 100644
--- a/open-vm-tools/lib/include/vm_basic_math.h
+++ b/open-vm-tools/lib/include/vm_basic_math.h
@@ -108,6 +108,38 @@ GetPowerOfTwo(uint32 x)
 }
 
 
+/*
+ *----------------------------------------------------------------------
+ *
+ * IsFinite --
+ * IsInf --
+ * IsNan --
+ *
+ *    Portability macros that test floats against -/+Inf and NaN.
+ *
+ *----------------------------------------------------------------------
+ */
+
+#ifdef _WIN32
+#include <float.h>
+
+#define IsFinite(x) _finite(x)
+#define IsNan(x)    _isnan(x)
+
+static INLINE Bool
+IsInf(double x)
+{
+   return !_finite(x) && !_isnan(x);
+}
+#else
+#include <math.h>
+
+#define IsFinite(x) isfinite(x)
+#define IsInf(x)    isinf(x)
+#define IsNan(x)    isnan(x)
+#endif
+
+
 #if !defined(_WIN32) && !defined(_WIN64)
 /*
  *-----------------------------------------------------------------------------