From 5e66cd0e2f0103041a37bd8844cb820ca47b41dc Mon Sep 17 00:00:00 2001
From: Stanislaw Halik <sthalik@misaki.pl>
Date: Tue, 28 Jun 2016 05:22:42 +0200
Subject: logic/nan: move prototype to header

---
 opentrack-logic/nan.hpp     | 9 +++++++++
 opentrack-logic/tracker.cpp | 8 +-------
 2 files changed, 10 insertions(+), 7 deletions(-)
 create mode 100644 opentrack-logic/nan.hpp

(limited to 'opentrack-logic')

diff --git a/opentrack-logic/nan.hpp b/opentrack-logic/nan.hpp
new file mode 100644
index 00000000..c17cabfd
--- /dev/null
+++ b/opentrack-logic/nan.hpp
@@ -0,0 +1,9 @@
+#pragma once
+
+#if defined(__GNUC__)
+bool __attribute__ ((noinline)) nanp(double value);
+#elif defined(_WIN32)
+__declspec(noinline) bool nanp(double value);
+#else
+bool nanp(double value);
+#endif
diff --git a/opentrack-logic/tracker.cpp b/opentrack-logic/tracker.cpp
index 1b91eb3e..2ac04d03 100644
--- a/opentrack-logic/tracker.cpp
+++ b/opentrack-logic/tracker.cpp
@@ -63,13 +63,7 @@ void Tracker::t_compensate(const rmat& rmat, const double* xyz, double* output,
     output[0] = -ret(1);
 }
 
-#ifdef _WIN32
-__declspec(noinline) bool nanp(double value);
-#elif defined(__GNUC__)
-bool __attribute__ ((noinline)) nanp(double value);
-#else
-bool nanp(double value);
-#endif
+#include "nan.hpp"
 
 static inline double elide_nan(double value, double def)
 {
-- 
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