From 9dc9026e0b970b6e259e6d2a6d80beee5e6fcf76 Mon Sep 17 00:00:00 2001
From: Chuck Atkins <chuck.atkins@kitware.com>
Date: Fri, 19 Sep 2014 13:16:09 -0400
Subject: [PATCH] Workaround for missing C99 functions in older versions of
 Visual Studio

---
 src/lib_json/json_reader.cpp | 4 ++++
 src/lib_json/json_writer.cpp | 6 ++++++
 2 files changed, 10 insertions(+)

diff --git a/src/lib_json/json_reader.cpp b/src/lib_json/json_reader.cpp
index 6683900..36e4c4c 100644
--- a/src/lib_json/json_reader.cpp
+++ b/src/lib_json/json_reader.cpp
@@ -15,6 +15,10 @@
 #include <cstring>
 #include <istream>
 
+#if defined(_MSC_VER) && _MSC_VER < 1500 // VC++ 8.0 and below
+#define snprintf _snprintf
+#endif
+
 #if defined(_MSC_VER) && _MSC_VER >= 1400 // VC++ 8.0
 // Disable warning about strdup being deprecated.
 #pragma warning(disable : 4996)
diff --git a/src/lib_json/json_writer.cpp b/src/lib_json/json_writer.cpp
index 62bdae1..8eb7dc5 100644
--- a/src/lib_json/json_writer.cpp
+++ b/src/lib_json/json_writer.cpp
@@ -15,6 +15,12 @@
 #include <iomanip>
 #include <math.h>
 
+#if defined(_MSC_VER) && _MSC_VER < 1500 // VC++ 8.0 and below
+#include <float.h>
+#define isfinite _finite
+#define snprintf _snprintf
+#endif
+
 #if defined(_MSC_VER) && _MSC_VER >= 1400 // VC++ 8.0
 // Disable warning about strdup being deprecated.
 #pragma warning(disable : 4996)